Initial commit

Bug-AGL: SPEC-4033
Signed-off-by: Kenji Hosokawa <khosokawa@jp.adit-jv.com>

63 files changed, 4876 insertions, 0 deletions

diff --git a/rba.model.view.edit/.classpath b/rba.model.view.edit/.classpath
new file mode 100644
index 0000000..22f3064
--- /dev/null
+++ b/rba.model.view.edit/.classpath
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/rba.model.view.edit/.project b/rba.model.view.edit/.project
new file mode 100644
index 0000000..8418c6a
--- /dev/null
+++ b/rba.model.view.edit/.project
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>rba.model.view.edit</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.ManifestBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.SchemaBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.pde.PluginNature</nature>
+	</natures>
+</projectDescription>
diff --git a/rba.model.view.edit/META-INF/MANIFEST.MF b/rba.model.view.edit/META-INF/MANIFEST.MF
new file mode 100644
index 0000000..4bb5f1d
--- /dev/null
+++ b/rba.model.view.edit/META-INF/MANIFEST.MF
@@ -0,0 +1,17 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: %pluginName
+Bundle-SymbolicName: rba.model.view.edit;singleton:=true
+Bundle-Version: 1.0.0.qualifier
+Bundle-ClassPath: .
+Bundle-Activator: rba.view.provider.RbaViewEditPlugin$Implementation
+Bundle-Vendor: %providerName
+Bundle-Localization: plugin
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Export-Package: rba.view.provider
+Require-Bundle: org.eclipse.core.runtime,
+ rba.model.view;visibility:=reexport,
+ org.eclipse.emf.edit;visibility:=reexport,
+ rba.model.core;visibility:=reexport,
+ rba.model.core.edit;visibility:=reexport
+Bundle-ActivationPolicy: lazy
diff --git a/rba.model.view.edit/build.properties b/rba.model.view.edit/build.properties
new file mode 100644
index 0000000..6e3e902
--- /dev/null
+++ b/rba.model.view.edit/build.properties
@@ -0,0 +1,10 @@
+#
+
+bin.includes = .,\
+               icons/,\
+               META-INF/,\
+               plugin.xml,\
+               plugin.properties
+jars.compile.order = .
+source.. = src/
+output.. = bin/
diff --git a/rba.model.view.edit/icons/full/obj16/AllInstanceOfArea.gif b/rba.model.view.edit/icons/full/obj16/AllInstanceOfArea.gif
new file mode 100644
index 0000000..ef56c14
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/AllInstanceOfArea.gif
diff --git a/rba.model.view.edit/icons/full/obj16/AllInstanceOfViewContent.gif b/rba.model.view.edit/icons/full/obj16/AllInstanceOfViewContent.gif
new file mode 100644
index 0000000..afb82ea
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/AllInstanceOfViewContent.gif
diff --git a/rba.model.view.edit/icons/full/obj16/Area.gif b/rba.model.view.edit/icons/full/obj16/Area.gif
new file mode 100644
index 0000000..d3dc5a9
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/Area.gif
diff --git a/rba.model.view.edit/icons/full/obj16/AreaSet.gif b/rba.model.view.edit/icons/full/obj16/AreaSet.gif
new file mode 100644
index 0000000..89ad5da
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/AreaSet.gif
diff --git a/rba.model.view.edit/icons/full/obj16/CompositeArea.gif b/rba.model.view.edit/icons/full/obj16/CompositeArea.gif
new file mode 100644
index 0000000..4365960
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/CompositeArea.gif
diff --git a/rba.model.view.edit/icons/full/obj16/CyclicContent.gif b/rba.model.view.edit/icons/full/obj16/CyclicContent.gif
new file mode 100644
index 0000000..90d10f9
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/CyclicContent.gif
diff --git a/rba.model.view.edit/icons/full/obj16/Display.gif b/rba.model.view.edit/icons/full/obj16/Display.gif
new file mode 100644
index 0000000..2b69256
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/Display.gif
diff --git a/rba.model.view.edit/icons/full/obj16/DisplayingContent.gif b/rba.model.view.edit/icons/full/obj16/DisplayingContent.gif
new file mode 100644
index 0000000..498364f
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/DisplayingContent.gif
diff --git a/rba.model.view.edit/icons/full/obj16/FixedPositionLayout.gif b/rba.model.view.edit/icons/full/obj16/FixedPositionLayout.gif
new file mode 100644
index 0000000..a26660e
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/FixedPositionLayout.gif
diff --git a/rba.model.view.edit/icons/full/obj16/HideLowerPriority.gif b/rba.model.view.edit/icons/full/obj16/HideLowerPriority.gif
new file mode 100644
index 0000000..83afb9b
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/HideLowerPriority.gif
diff --git a/rba.model.view.edit/icons/full/obj16/HorizontalLayout.gif b/rba.model.view.edit/icons/full/obj16/HorizontalLayout.gif
new file mode 100644
index 0000000..c00aedf
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/HorizontalLayout.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsChangedDisplay.gif b/rba.model.view.edit/icons/full/obj16/IsChangedDisplay.gif
new file mode 100644
index 0000000..420eee1
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsChangedDisplay.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsDisplayed.gif b/rba.model.view.edit/icons/full/obj16/IsDisplayed.gif
new file mode 100644
index 0000000..a3908bc
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsDisplayed.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsDisplayedOn.gif b/rba.model.view.edit/icons/full/obj16/IsDisplayedOn.gif
new file mode 100644
index 0000000..5a9bc75
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsDisplayedOn.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsHidden.gif b/rba.model.view.edit/icons/full/obj16/IsHidden.gif
new file mode 100644
index 0000000..33a997a
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsHidden.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsTranslatedViewTo.gif b/rba.model.view.edit/icons/full/obj16/IsTranslatedViewTo.gif
new file mode 100644
index 0000000..35ef84e
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsTranslatedViewTo.gif
diff --git a/rba.model.view.edit/icons/full/obj16/IsVisible.gif b/rba.model.view.edit/icons/full/obj16/IsVisible.gif
new file mode 100644
index 0000000..d92f34c
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/IsVisible.gif
diff --git a/rba.model.view.edit/icons/full/obj16/MessageApp.gif b/rba.model.view.edit/icons/full/obj16/MessageApp.gif
new file mode 100644
index 0000000..c673a52
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/MessageApp.gif
diff --git a/rba.model.view.edit/icons/full/obj16/MessageContent.gif b/rba.model.view.edit/icons/full/obj16/MessageContent.gif
new file mode 100644
index 0000000..98b351f
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/MessageContent.gif
diff --git a/rba.model.view.edit/icons/full/obj16/Offset.gif b/rba.model.view.edit/icons/full/obj16/Offset.gif
new file mode 100644
index 0000000..53500da
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/Offset.gif
diff --git a/rba.model.view.edit/icons/full/obj16/PositionContainer.gif b/rba.model.view.edit/icons/full/obj16/PositionContainer.gif
new file mode 100644
index 0000000..e4bc22d
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/PositionContainer.gif
diff --git a/rba.model.view.edit/icons/full/obj16/Size.gif b/rba.model.view.edit/icons/full/obj16/Size.gif
new file mode 100644
index 0000000..7c2aaac
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/Size.gif
diff --git a/rba.model.view.edit/icons/full/obj16/SizeReference.gif b/rba.model.view.edit/icons/full/obj16/SizeReference.gif
new file mode 100644
index 0000000..9041598
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/SizeReference.gif
diff --git a/rba.model.view.edit/icons/full/obj16/VerticalLayout.gif b/rba.model.view.edit/icons/full/obj16/VerticalLayout.gif
new file mode 100644
index 0000000..35ef84e
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/VerticalLayout.gif
diff --git a/rba.model.view.edit/icons/full/obj16/ViewContent.gif b/rba.model.view.edit/icons/full/obj16/ViewContent.gif
new file mode 100644
index 0000000..05dc74a
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/ViewContent.gif
diff --git a/rba.model.view.edit/icons/full/obj16/ViewContentSet.gif b/rba.model.view.edit/icons/full/obj16/ViewContentSet.gif
new file mode 100644
index 0000000..ef56c14
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/ViewContentSet.gif
diff --git a/rba.model.view.edit/icons/full/obj16/ViewContentState.gif b/rba.model.view.edit/icons/full/obj16/ViewContentState.gif
new file mode 100644
index 0000000..10d2229
--- /dev/null
+++ b/rba.model.view.edit/icons/full/obj16/ViewContentState.gif
diff --git a/rba.model.view.edit/plugin.xml b/rba.model.view.edit/plugin.xml
new file mode 100644
index 0000000..95079bc
--- /dev/null
+++ b/rba.model.view.edit/plugin.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?eclipse version="3.0"?>
+
+<!--
+-->
+
+<plugin>
+
+   <extension point="org.eclipse.emf.edit.itemProviderAdapterFactories">
+      <!-- @generated rbaview -->
+      <factory
+            uri="http://www.denso.com/ict/rba/view"
+            class="rba.view.provider.RBAViewItemProviderAdapterFactory"
+            supportedTypes=
+              "org.eclipse.emf.edit.provider.IEditingDomainItemProvider
+               org.eclipse.emf.edit.provider.IStructuredItemContentProvider
+               org.eclipse.emf.edit.provider.ITreeItemContentProvider
+               org.eclipse.emf.edit.provider.IItemLabelProvider
+               org.eclipse.emf.edit.provider.IItemPropertySource"/>
+   </extension>
+
+</plugin>
diff --git a/rba.model.view.edit/src/rba/view/provider/AlignedLayoutItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AlignedLayoutItemProvider.java
new file mode 100644
index 0000000..c322558
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AlignedLayoutItemProvider.java
@@ -0,0 +1,131 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.view.AlignedLayout;
+import rba.view.BasePoint;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.AlignedLayout} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class AlignedLayoutItemProvider extends LayoutManagerItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AlignedLayoutItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+			addSubareaPropertyDescriptor(object);
+			addBasePointPropertyDescriptor(object);
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This adds a property descriptor for the Subarea feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addSubareaPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_AlignedLayout_subarea_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_AlignedLayout_subarea_feature",
+								"_UI_AlignedLayout_type"),
+						RBAViewPackage.Literals.ALIGNED_LAYOUT__SUBAREA, true, false, true, null, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Base Point feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addBasePointPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_AlignedLayout_basePoint_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_AlignedLayout_basePoint_feature",
+								"_UI_AlignedLayout_type"),
+						RBAViewPackage.Literals.ALIGNED_LAYOUT__BASE_POINT, true, false, false,
+						ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		BasePoint labelValue = ((AlignedLayout) object).getBasePoint();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AlignedLayout_type")
+				: getString("_UI_AlignedLayout_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(AlignedLayout.class)) {
+		case RBAViewPackage.ALIGNED_LAYOUT__BASE_POINT:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/AllInstanceOfAreaItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AllInstanceOfAreaItemProvider.java
new file mode 100644
index 0000000..be663b5
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AllInstanceOfAreaItemProvider.java
@@ -0,0 +1,115 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.core.provider.SetExpressionItemProvider;
+
+import rba.view.AllInstanceOfArea;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.AllInstanceOfArea} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class AllInstanceOfAreaItemProvider extends SetExpressionItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AllInstanceOfAreaItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns AllInstanceOfArea.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/AllInstanceOfArea"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((AllInstanceOfArea) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AllInstanceOfArea_type")
+				: getString("_UI_AllInstanceOfArea_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/AllInstanceOfViewContentItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AllInstanceOfViewContentItemProvider.java
new file mode 100644
index 0000000..67d4c62
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AllInstanceOfViewContentItemProvider.java
@@ -0,0 +1,116 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.core.provider.SetExpressionItemProvider;
+
+import rba.view.AllInstanceOfViewContent;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.AllInstanceOfViewContent} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class AllInstanceOfViewContentItemProvider extends SetExpressionItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AllInstanceOfViewContentItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns AllInstanceOfViewContent.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/AllInstanceOfViewContent"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((AllInstanceOfViewContent) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AllInstanceOfViewContent_type")
+				: getString("_UI_AllInstanceOfViewContent_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/AreaItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AreaItemProvider.java
new file mode 100644
index 0000000..366c97d
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AreaItemProvider.java
@@ -0,0 +1,404 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.RBACoreFactory;
+import rba.core.RBACorePackage;
+import rba.core.provider.AllocatableItemProvider;
+import rba.view.Area;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.Area} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class AreaItemProvider extends AllocatableItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AreaItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.AREA__ZORDER);
+			childrenFeatures.add(RBAViewPackage.Literals.AREA__SIZE);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns Area.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/Area"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((Area) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_Area_type")
+				: getString("_UI_Area_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(Area.class)) {
+		case RBAViewPackage.AREA__ZORDER:
+		case RBAViewPackage.AREA__SIZE:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createComplexExpression()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createIsTypeOf()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createObjectReference()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createPreviousModifier()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createMuchGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createLowerThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createEqualToOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createComparisonAnd()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createAndOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createOrOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createNotOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsEqualToOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsLowerThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsGreaterThanEqualOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsLowerThanEqualOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createPlusOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createImpliesOperator()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createIsActive()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createGetAllocatables()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createHasBeenDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createActiveState()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createObjectCompare()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createThatOfOperator()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createMaxValue()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createMinValue()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createNoneValue()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createStandardValue()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIntegerValue()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createLoserTypeExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createArbitrationPolicyExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createSizeOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createExistsOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createForAllOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createMaxOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createMinOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createSelectOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createSetOfOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createLambdaExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIfStatement()));
+
+		newChildDescriptors
+				.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createIsOn()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createAllocatedContent()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createContentValue()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createGetContentsList()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createActiveContents()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createGetProperty()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createStateValue()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createHasComeLaterThan()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createHasComeEarlierThan()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createObjectCompareNot()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsAllocatedTo()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.AREA__ZORDER, RBACoreFactory.eINSTANCE.createIsChanged()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createIsTranslatedTo()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__ZORDER,
+				RBACoreFactory.eINSTANCE.createNullExpression()));
+
+		newChildDescriptors
+				.add(createChildParameter(RBAViewPackage.Literals.AREA__SIZE, RBAViewFactory.eINSTANCE.createSize()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.AREA__SIZE,
+				RBAViewFactory.eINSTANCE.createSizeReference()));
+	}
+
+	/**
+	 * This returns the label text for {@link org.eclipse.emf.edit.command.CreateChildCommand}.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getCreateChildText(Object owner, Object feature, Object child, Collection<?> selection) {
+		Object childFeature = feature;
+		Object childObject = child;
+
+		boolean qualify = childFeature == RBACorePackage.Literals.ALLOCATABLE__VISIBILITY
+				|| childFeature == RBAViewPackage.Literals.AREA__ZORDER;
+
+		if (qualify) {
+			return getString("_UI_CreateChild_text2",
+					new Object[] { getTypeText(childObject), getFeatureText(childFeature), getTypeText(owner) });
+		}
+		return super.getCreateChildText(owner, feature, child, selection);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/AreaOperatorItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AreaOperatorItemProvider.java
new file mode 100644
index 0000000..f74deaa
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AreaOperatorItemProvider.java
@@ -0,0 +1,136 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+import rba.core.RBACorePackage;
+
+import rba.core.provider.AllocatableOperatorItemProvider;
+import rba.view.AreaOperator;
+import rba.view.RBAViewFactory;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.AreaOperator} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class AreaOperatorItemProvider extends AllocatableOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AreaOperatorItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((AreaOperator) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AreaOperator_type")
+				: getString("_UI_AreaOperator_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/AreaSetItemProvider.java b/rba.model.view.edit/src/rba/view/provider/AreaSetItemProvider.java
new file mode 100644
index 0000000..e9ec0e1
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/AreaSetItemProvider.java
@@ -0,0 +1,109 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import rba.core.provider.AllocatableSetItemProvider;
+import rba.view.AreaSet;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.AreaSet} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class AreaSetItemProvider extends AllocatableSetItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AreaSetItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns AreaSet.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/AreaSet"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((AreaSet) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_AreaSet_type")
+				: getString("_UI_AreaSet_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/CompositeAreaItemProvider.java b/rba.model.view.edit/src/rba/view/provider/CompositeAreaItemProvider.java
new file mode 100644
index 0000000..35c4ad3
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/CompositeAreaItemProvider.java
@@ -0,0 +1,158 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.provider.PackagableElementItemProvider;
+import rba.view.CompositeArea;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.CompositeArea} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class CompositeAreaItemProvider extends PackagableElementItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public CompositeAreaItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.COMPOSITE_AREA__LAYOUT);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns CompositeArea.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/CompositeArea"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((CompositeArea) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_CompositeArea_type")
+				: getString("_UI_CompositeArea_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(CompositeArea.class)) {
+		case RBAViewPackage.COMPOSITE_AREA__LAYOUT:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.COMPOSITE_AREA__LAYOUT,
+				RBAViewFactory.eINSTANCE.createVerticalLayout()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.COMPOSITE_AREA__LAYOUT,
+				RBAViewFactory.eINSTANCE.createHorizontalLayout()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.COMPOSITE_AREA__LAYOUT,
+				RBAViewFactory.eINSTANCE.createFixedPositionLayout()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/DisplayItemProvider.java b/rba.model.view.edit/src/rba/view/provider/DisplayItemProvider.java
new file mode 100644
index 0000000..0ed76ac
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/DisplayItemProvider.java
@@ -0,0 +1,162 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.provider.PackagableElementItemProvider;
+
+import rba.view.Display;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.Display} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class DisplayItemProvider extends PackagableElementItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public DisplayItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.DISPLAY__ROOT);
+			childrenFeatures.add(RBAViewPackage.Literals.DISPLAY__SIZE);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns Display.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/Display"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((Display) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_Display_type")
+				: getString("_UI_Display_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(Display.class)) {
+		case RBAViewPackage.DISPLAY__ROOT:
+		case RBAViewPackage.DISPLAY__SIZE:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.DISPLAY__ROOT,
+				RBAViewFactory.eINSTANCE.createCompositeArea()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBAViewPackage.Literals.DISPLAY__SIZE, RBAViewFactory.eINSTANCE.createSize()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.DISPLAY__SIZE,
+				RBAViewFactory.eINSTANCE.createSizeReference()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/DisplayingContentItemProvider.java b/rba.model.view.edit/src/rba/view/provider/DisplayingContentItemProvider.java
new file mode 100644
index 0000000..e3a3f0b
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/DisplayingContentItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.DisplayingContent;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.DisplayingContent} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class DisplayingContentItemProvider extends AreaOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public DisplayingContentItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns DisplayingContent.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/DisplayingContent"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((DisplayingContent) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_DisplayingContent_type")
+				: getString("_UI_DisplayingContent_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/FixedPositionLayoutItemProvider.java b/rba.model.view.edit/src/rba/view/provider/FixedPositionLayoutItemProvider.java
new file mode 100644
index 0000000..d46cf53
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/FixedPositionLayoutItemProvider.java
@@ -0,0 +1,139 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.view.FixedPositionLayout;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.FixedPositionLayout} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class FixedPositionLayoutItemProvider extends LayoutManagerItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public FixedPositionLayoutItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.FIXED_POSITION_LAYOUT__SUB_AREA_POSITION);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns FixedPositionLayout.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/FixedPositionLayout"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		return getString("_UI_FixedPositionLayout_type");
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(FixedPositionLayout.class)) {
+		case RBAViewPackage.FIXED_POSITION_LAYOUT__SUB_AREA_POSITION:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.FIXED_POSITION_LAYOUT__SUB_AREA_POSITION,
+				RBAViewFactory.eINSTANCE.createPositionContainer()));
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/HideLowerPriorityItemProvider.java b/rba.model.view.edit/src/rba/view/provider/HideLowerPriorityItemProvider.java
new file mode 100644
index 0000000..8e587d2
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/HideLowerPriorityItemProvider.java
@@ -0,0 +1,147 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+import rba.core.RBACorePackage;
+
+import rba.core.provider.OperatorItemProvider;
+
+import rba.view.HideLowerPriority;
+import rba.view.RBAViewFactory;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.HideLowerPriority} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class HideLowerPriorityItemProvider extends OperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public HideLowerPriorityItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns HideLowerPriority.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/HideLowerPriority"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((HideLowerPriority) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_HideLowerPriority_type")
+				: getString("_UI_HideLowerPriority_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/HorizontalLayoutItemProvider.java b/rba.model.view.edit/src/rba/view/provider/HorizontalLayoutItemProvider.java
new file mode 100644
index 0000000..370304f
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/HorizontalLayoutItemProvider.java
@@ -0,0 +1,100 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.view.BasePoint;
+import rba.view.HorizontalLayout;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.HorizontalLayout} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class HorizontalLayoutItemProvider extends AlignedLayoutItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public HorizontalLayoutItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns HorizontalLayout.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/HorizontalLayout"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		BasePoint labelValue = ((HorizontalLayout) object).getBasePoint();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_HorizontalLayout_type")
+				: getString("_UI_HorizontalLayout_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsChangedDisplayItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsChangedDisplayItemProvider.java
new file mode 100644
index 0000000..ef9a487
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsChangedDisplayItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsChangedDisplay;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsChangedDisplay} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class IsChangedDisplayItemProvider extends AreaOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsChangedDisplayItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsChangedDisplay.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsChangedDisplay"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsChangedDisplay) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsChangedDisplay_type")
+				: getString("_UI_IsChangedDisplay_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsDisplayedItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsDisplayedItemProvider.java
new file mode 100644
index 0000000..ed8769f
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsDisplayedItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsDisplayed;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsDisplayed} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsDisplayedItemProvider extends AreaOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsDisplayedItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsDisplayed.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsDisplayed"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsDisplayed) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsDisplayed_type")
+				: getString("_UI_IsDisplayed_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsDisplayedOnItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsDisplayedOnItemProvider.java
new file mode 100644
index 0000000..d64db04
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsDisplayedOnItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsDisplayedOn;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsDisplayedOn} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsDisplayedOnItemProvider extends ViewContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsDisplayedOnItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsDisplayedOn.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsDisplayedOn"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsDisplayedOn) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsDisplayedOn_type")
+				: getString("_UI_IsDisplayedOn_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsHiddenItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsHiddenItemProvider.java
new file mode 100644
index 0000000..dc31c21
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsHiddenItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsHidden;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsHidden} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsHiddenItemProvider extends AreaOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsHiddenItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsHidden.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsHidden"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsHidden) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsHidden_type")
+				: getString("_UI_IsHidden_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsTranslatedViewToItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsTranslatedViewToItemProvider.java
new file mode 100644
index 0000000..5a650ed
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsTranslatedViewToItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsTranslatedViewTo;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsTranslatedViewTo} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class IsTranslatedViewToItemProvider extends AreaOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsTranslatedViewToItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsTranslatedViewTo.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsTranslatedViewTo"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsTranslatedViewTo) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsTranslatedViewTo_type")
+				: getString("_UI_IsTranslatedViewTo_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/IsVisibleItemProvider.java b/rba.model.view.edit/src/rba/view/provider/IsVisibleItemProvider.java
new file mode 100644
index 0000000..df20f9a
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/IsVisibleItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+
+import rba.view.IsVisible;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.IsVisible} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsVisibleItemProvider extends ViewContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsVisibleItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns IsVisible.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsVisible"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((IsVisible) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsVisible_type")
+				: getString("_UI_IsVisible_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/LayoutManagerItemProvider.java b/rba.model.view.edit/src/rba/view/provider/LayoutManagerItemProvider.java
new file mode 100644
index 0000000..7dc8dd7
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/LayoutManagerItemProvider.java
@@ -0,0 +1,103 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
+import org.eclipse.emf.edit.provider.IItemLabelProvider;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.IItemPropertySource;
+import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
+import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
+import org.eclipse.emf.edit.provider.ItemProviderAdapter;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.LayoutManager} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class LayoutManagerItemProvider extends ItemProviderAdapter implements IEditingDomainItemProvider,
+		IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public LayoutManagerItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		return getString("_UI_LayoutManager_type");
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/OffsetItemProvider.java b/rba.model.view.edit/src/rba/view/provider/OffsetItemProvider.java
new file mode 100644
index 0000000..b5fe55e
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/OffsetItemProvider.java
@@ -0,0 +1,190 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.provider.PackagableElementItemProvider;
+
+import rba.view.Offset;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.Offset} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class OffsetItemProvider extends PackagableElementItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public OffsetItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+			addXPropertyDescriptor(object);
+			addYPropertyDescriptor(object);
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This adds a property descriptor for the X feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addXPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_Offset_x_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_Offset_x_feature", "_UI_Offset_type"),
+						RBAViewPackage.Literals.OFFSET__X, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Y feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addYPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_Offset_y_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_Offset_y_feature", "_UI_Offset_type"),
+						RBAViewPackage.Literals.OFFSET__Y, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.OFFSET__SIZE);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns Offset.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/Offset"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((Offset) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_Offset_type")
+				: getString("_UI_Offset_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(Offset.class)) {
+		case RBAViewPackage.OFFSET__X:
+		case RBAViewPackage.OFFSET__Y:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
+			return;
+		case RBAViewPackage.OFFSET__SIZE:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.OFFSET__SIZE,
+				RBAViewFactory.eINSTANCE.createSizeReference()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/PositionContainerItemProvider.java b/rba.model.view.edit/src/rba/view/provider/PositionContainerItemProvider.java
new file mode 100644
index 0000000..fea6194
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/PositionContainerItemProvider.java
@@ -0,0 +1,228 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
+import org.eclipse.emf.edit.provider.IItemLabelProvider;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.IItemPropertySource;
+import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
+import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
+import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ItemProviderAdapter;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.view.PositionContainer;
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.PositionContainer} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class PositionContainerItemProvider extends ItemProviderAdapter implements IEditingDomainItemProvider,
+		IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public PositionContainerItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+			addXPropertyDescriptor(object);
+			addYPropertyDescriptor(object);
+			addBasePointPropertyDescriptor(object);
+			addAreaPropertyDescriptor(object);
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This adds a property descriptor for the X feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addXPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_PositionContainer_x_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_PositionContainer_x_feature",
+								"_UI_PositionContainer_type"),
+						RBAViewPackage.Literals.POSITION_CONTAINER__X, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Y feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addYPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_PositionContainer_y_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_PositionContainer_y_feature",
+								"_UI_PositionContainer_type"),
+						RBAViewPackage.Literals.POSITION_CONTAINER__Y, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Base Point feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addBasePointPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_PositionContainer_basePoint_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_PositionContainer_basePoint_feature",
+								"_UI_PositionContainer_type"),
+						RBAViewPackage.Literals.POSITION_CONTAINER__BASE_POINT, true, false, false,
+						ItemPropertyDescriptor.GENERIC_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Area feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addAreaPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_PositionContainer_area_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_PositionContainer_area_feature",
+								"_UI_PositionContainer_type"),
+						RBAViewPackage.Literals.POSITION_CONTAINER__AREA, true, false, true, null, null, null));
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.POSITION_CONTAINER__OFFSET);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns PositionContainer.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/PositionContainer"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		PositionContainer positionContainer = (PositionContainer) object;
+		return getString("_UI_PositionContainer_type") + " " + positionContainer.getX();
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(PositionContainer.class)) {
+		case RBAViewPackage.POSITION_CONTAINER__X:
+		case RBAViewPackage.POSITION_CONTAINER__Y:
+		case RBAViewPackage.POSITION_CONTAINER__BASE_POINT:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
+			return;
+		case RBAViewPackage.POSITION_CONTAINER__OFFSET:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.POSITION_CONTAINER__OFFSET,
+				RBAViewFactory.eINSTANCE.createOffset()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/RBAViewItemProviderAdapterFactory.java b/rba.model.view.edit/src/rba/view/provider/RBAViewItemProviderAdapterFactory.java
new file mode 100644
index 0000000..c23c07e
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/RBAViewItemProviderAdapterFactory.java
@@ -0,0 +1,742 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.eclipse.emf.common.notify.Adapter;
+import org.eclipse.emf.common.notify.Notification;
+import org.eclipse.emf.common.notify.Notifier;
+
+import org.eclipse.emf.edit.provider.ChangeNotifier;
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
+import org.eclipse.emf.edit.provider.IChangeNotifier;
+import org.eclipse.emf.edit.provider.IDisposable;
+import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
+import org.eclipse.emf.edit.provider.IItemLabelProvider;
+import org.eclipse.emf.edit.provider.IItemPropertySource;
+import org.eclipse.emf.edit.provider.INotifyChangedListener;
+import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
+import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
+
+import rba.view.util.RBAViewAdapterFactory;
+
+/**
+ * This is the factory that is used to provide the interfaces needed to support Viewers.
+ * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged fireNotifyChanged}.
+ * The adapters also support Eclipse property sheets.
+ * Note that most of the adapters are shared among multiple instances.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class RBAViewItemProviderAdapterFactory extends RBAViewAdapterFactory
+		implements ComposeableAdapterFactory, IChangeNotifier, IDisposable {
+	/**
+	 * This keeps track of the root adapter factory that delegates to this adapter factory.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected ComposedAdapterFactory parentAdapterFactory;
+
+	/**
+	 * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IChangeNotifier changeNotifier = new ChangeNotifier();
+
+	/**
+	 * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
+	 * <!-- begin-user-doc
+	 * --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected Collection<Object> supportedTypes = new ArrayList<Object>();
+
+	/**
+	 * This constructs an instance.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public RBAViewItemProviderAdapterFactory() {
+		supportedTypes.add(IEditingDomainItemProvider.class);
+		supportedTypes.add(IStructuredItemContentProvider.class);
+		supportedTypes.add(ITreeItemContentProvider.class);
+		supportedTypes.add(IItemLabelProvider.class);
+		supportedTypes.add(IItemPropertySource.class);
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.ViewContent} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected ViewContentItemProvider viewContentItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.ViewContent}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createViewContentAdapter() {
+		if (viewContentItemProvider == null) {
+			viewContentItemProvider = new ViewContentItemProvider(this);
+		}
+
+		return viewContentItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.ViewContentSet} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected ViewContentSetItemProvider viewContentSetItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.ViewContentSet}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createViewContentSetAdapter() {
+		if (viewContentSetItemProvider == null) {
+			viewContentSetItemProvider = new ViewContentSetItemProvider(this);
+		}
+
+		return viewContentSetItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.ViewContentState} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected ViewContentStateItemProvider viewContentStateItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.ViewContentState}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createViewContentStateAdapter() {
+		if (viewContentStateItemProvider == null) {
+			viewContentStateItemProvider = new ViewContentStateItemProvider(this);
+		}
+
+		return viewContentStateItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.VerticalLayout} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected VerticalLayoutItemProvider verticalLayoutItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.VerticalLayout}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createVerticalLayoutAdapter() {
+		if (verticalLayoutItemProvider == null) {
+			verticalLayoutItemProvider = new VerticalLayoutItemProvider(this);
+		}
+
+		return verticalLayoutItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.HorizontalLayout} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected HorizontalLayoutItemProvider horizontalLayoutItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.HorizontalLayout}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createHorizontalLayoutAdapter() {
+		if (horizontalLayoutItemProvider == null) {
+			horizontalLayoutItemProvider = new HorizontalLayoutItemProvider(this);
+		}
+
+		return horizontalLayoutItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.FixedPositionLayout} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected FixedPositionLayoutItemProvider fixedPositionLayoutItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.FixedPositionLayout}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createFixedPositionLayoutAdapter() {
+		if (fixedPositionLayoutItemProvider == null) {
+			fixedPositionLayoutItemProvider = new FixedPositionLayoutItemProvider(this);
+		}
+
+		return fixedPositionLayoutItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.PositionContainer} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected PositionContainerItemProvider positionContainerItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.PositionContainer}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createPositionContainerAdapter() {
+		if (positionContainerItemProvider == null) {
+			positionContainerItemProvider = new PositionContainerItemProvider(this);
+		}
+
+		return positionContainerItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.Display} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected DisplayItemProvider displayItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.Display}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createDisplayAdapter() {
+		if (displayItemProvider == null) {
+			displayItemProvider = new DisplayItemProvider(this);
+		}
+
+		return displayItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.CompositeArea} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected CompositeAreaItemProvider compositeAreaItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.CompositeArea}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createCompositeAreaAdapter() {
+		if (compositeAreaItemProvider == null) {
+			compositeAreaItemProvider = new CompositeAreaItemProvider(this);
+		}
+
+		return compositeAreaItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.Area} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected AreaItemProvider areaItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.Area}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAreaAdapter() {
+		if (areaItemProvider == null) {
+			areaItemProvider = new AreaItemProvider(this);
+		}
+
+		return areaItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.AreaSet} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected AreaSetItemProvider areaSetItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.AreaSet}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAreaSetAdapter() {
+		if (areaSetItemProvider == null) {
+			areaSetItemProvider = new AreaSetItemProvider(this);
+		}
+
+		return areaSetItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.Size} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected SizeItemProvider sizeItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.Size}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createSizeAdapter() {
+		if (sizeItemProvider == null) {
+			sizeItemProvider = new SizeItemProvider(this);
+		}
+
+		return sizeItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.SizeReference} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected SizeReferenceItemProvider sizeReferenceItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.SizeReference}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createSizeReferenceAdapter() {
+		if (sizeReferenceItemProvider == null) {
+			sizeReferenceItemProvider = new SizeReferenceItemProvider(this);
+		}
+
+		return sizeReferenceItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.Offset} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected OffsetItemProvider offsetItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.Offset}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createOffsetAdapter() {
+		if (offsetItemProvider == null) {
+			offsetItemProvider = new OffsetItemProvider(this);
+		}
+
+		return offsetItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsDisplayed} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsDisplayedItemProvider isDisplayedItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsDisplayed}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsDisplayedAdapter() {
+		if (isDisplayedItemProvider == null) {
+			isDisplayedItemProvider = new IsDisplayedItemProvider(this);
+		}
+
+		return isDisplayedItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.DisplayingContent} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected DisplayingContentItemProvider displayingContentItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.DisplayingContent}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createDisplayingContentAdapter() {
+		if (displayingContentItemProvider == null) {
+			displayingContentItemProvider = new DisplayingContentItemProvider(this);
+		}
+
+		return displayingContentItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsHidden} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsHiddenItemProvider isHiddenItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsHidden}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsHiddenAdapter() {
+		if (isHiddenItemProvider == null) {
+			isHiddenItemProvider = new IsHiddenItemProvider(this);
+		}
+
+		return isHiddenItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsVisible} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsVisibleItemProvider isVisibleItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsVisible}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsVisibleAdapter() {
+		if (isVisibleItemProvider == null) {
+			isVisibleItemProvider = new IsVisibleItemProvider(this);
+		}
+
+		return isVisibleItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.AllInstanceOfArea} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected AllInstanceOfAreaItemProvider allInstanceOfAreaItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.AllInstanceOfArea}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAllInstanceOfAreaAdapter() {
+		if (allInstanceOfAreaItemProvider == null) {
+			allInstanceOfAreaItemProvider = new AllInstanceOfAreaItemProvider(this);
+		}
+
+		return allInstanceOfAreaItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.AllInstanceOfViewContent} instances.
+	 * <!-- begin-user-doc
+	 * --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected AllInstanceOfViewContentItemProvider allInstanceOfViewContentItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.AllInstanceOfViewContent}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAllInstanceOfViewContentAdapter() {
+		if (allInstanceOfViewContentItemProvider == null) {
+			allInstanceOfViewContentItemProvider = new AllInstanceOfViewContentItemProvider(this);
+		}
+
+		return allInstanceOfViewContentItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsDisplayedOn} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsDisplayedOnItemProvider isDisplayedOnItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsDisplayedOn}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsDisplayedOnAdapter() {
+		if (isDisplayedOnItemProvider == null) {
+			isDisplayedOnItemProvider = new IsDisplayedOnItemProvider(this);
+		}
+
+		return isDisplayedOnItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsChangedDisplay} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected IsChangedDisplayItemProvider isChangedDisplayItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsChangedDisplay}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsChangedDisplayAdapter() {
+		if (isChangedDisplayItemProvider == null) {
+			isChangedDisplayItemProvider = new IsChangedDisplayItemProvider(this);
+		}
+
+		return isChangedDisplayItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.IsTranslatedViewTo} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected IsTranslatedViewToItemProvider isTranslatedViewToItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.IsTranslatedViewTo}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsTranslatedViewToAdapter() {
+		if (isTranslatedViewToItemProvider == null) {
+			isTranslatedViewToItemProvider = new IsTranslatedViewToItemProvider(this);
+		}
+
+		return isTranslatedViewToItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.view.HideLowerPriority} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected HideLowerPriorityItemProvider hideLowerPriorityItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.view.HideLowerPriority}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createHideLowerPriorityAdapter() {
+		if (hideLowerPriorityItemProvider == null) {
+			hideLowerPriorityItemProvider = new HideLowerPriorityItemProvider(this);
+		}
+
+		return hideLowerPriorityItemProvider;
+	}
+
+	/**
+	 * This returns the root adapter factory that contains this factory.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ComposeableAdapterFactory getRootAdapterFactory() {
+		return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
+	}
+
+	/**
+	 * This sets the composed adapter factory that contains this factory.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory) {
+		this.parentAdapterFactory = parentAdapterFactory;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public boolean isFactoryForType(Object type) {
+		return supportedTypes.contains(type) || super.isFactoryForType(type);
+	}
+
+	/**
+	 * This implementation substitutes the factory itself as the key for the adapter. <!-- begin-user-doc --> <!-- end-user-doc
+	 * -->
+	 * @generated
+	 */
+	@Override
+	public Adapter adapt(Notifier notifier, Object type) {
+		return super.adapt(notifier, this);
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object adapt(Object object, Object type) {
+		if (isFactoryForType(type)) {
+			Object adapter = super.adapt(object, type);
+			if (!(type instanceof Class<?>) || (((Class<?>) type).isInstance(adapter))) {
+				return adapter;
+			}
+		}
+
+		return null;
+	}
+
+	/**
+	 * This adds a listener.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public void addListener(INotifyChangedListener notifyChangedListener) {
+		changeNotifier.addListener(notifyChangedListener);
+	}
+
+	/**
+	 * This removes a listener.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public void removeListener(INotifyChangedListener notifyChangedListener) {
+		changeNotifier.removeListener(notifyChangedListener);
+	}
+
+	/**
+	 * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}. <!-- begin-user-doc --> <!-- end-user-doc
+	 * -->
+	 * @generated
+	 */
+	public void fireNotifyChanged(Notification notification) {
+		changeNotifier.fireNotifyChanged(notification);
+
+		if (parentAdapterFactory != null) {
+			parentAdapterFactory.fireNotifyChanged(notification);
+		}
+	}
+
+	/**
+	 * This disposes all of the item providers created by this factory. 
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public void dispose() {
+		if (viewContentItemProvider != null)
+			viewContentItemProvider.dispose();
+		if (viewContentSetItemProvider != null)
+			viewContentSetItemProvider.dispose();
+		if (viewContentStateItemProvider != null)
+			viewContentStateItemProvider.dispose();
+		if (verticalLayoutItemProvider != null)
+			verticalLayoutItemProvider.dispose();
+		if (horizontalLayoutItemProvider != null)
+			horizontalLayoutItemProvider.dispose();
+		if (fixedPositionLayoutItemProvider != null)
+			fixedPositionLayoutItemProvider.dispose();
+		if (positionContainerItemProvider != null)
+			positionContainerItemProvider.dispose();
+		if (displayItemProvider != null)
+			displayItemProvider.dispose();
+		if (compositeAreaItemProvider != null)
+			compositeAreaItemProvider.dispose();
+		if (areaItemProvider != null)
+			areaItemProvider.dispose();
+		if (areaSetItemProvider != null)
+			areaSetItemProvider.dispose();
+		if (sizeItemProvider != null)
+			sizeItemProvider.dispose();
+		if (sizeReferenceItemProvider != null)
+			sizeReferenceItemProvider.dispose();
+		if (offsetItemProvider != null)
+			offsetItemProvider.dispose();
+		if (isDisplayedItemProvider != null)
+			isDisplayedItemProvider.dispose();
+		if (displayingContentItemProvider != null)
+			displayingContentItemProvider.dispose();
+		if (isHiddenItemProvider != null)
+			isHiddenItemProvider.dispose();
+		if (isVisibleItemProvider != null)
+			isVisibleItemProvider.dispose();
+		if (allInstanceOfAreaItemProvider != null)
+			allInstanceOfAreaItemProvider.dispose();
+		if (allInstanceOfViewContentItemProvider != null)
+			allInstanceOfViewContentItemProvider.dispose();
+		if (isDisplayedOnItemProvider != null)
+			isDisplayedOnItemProvider.dispose();
+		if (isChangedDisplayItemProvider != null)
+			isChangedDisplayItemProvider.dispose();
+		if (isTranslatedViewToItemProvider != null)
+			isTranslatedViewToItemProvider.dispose();
+		if (hideLowerPriorityItemProvider != null)
+			hideLowerPriorityItemProvider.dispose();
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/RbaViewEditPlugin.java b/rba.model.view.edit/src/rba/view/provider/RbaViewEditPlugin.java
new file mode 100644
index 0000000..cd8be48
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/RbaViewEditPlugin.java
@@ -0,0 +1,81 @@
+/**
+ */
+package rba.view.provider;
+
+import org.eclipse.emf.common.EMFPlugin;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import rba.core.provider.RbaCoreEditPlugin;
+
+/**
+ * This is the central singleton for the RbaView edit plugin.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public final class RbaViewEditPlugin extends EMFPlugin {
+	/**
+	 * Keep track of the singleton.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public static final RbaViewEditPlugin INSTANCE = new RbaViewEditPlugin();
+
+	/**
+	 * Keep track of the singleton.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	private static Implementation plugin;
+
+	/**
+	 * Create the instance.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public RbaViewEditPlugin() {
+		super(new ResourceLocator[] { RbaCoreEditPlugin.INSTANCE, });
+	}
+
+	/**
+	 * Returns the singleton instance of the Eclipse plugin.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @return the singleton instance.
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getPluginResourceLocator() {
+		return plugin;
+	}
+
+	/**
+	 * Returns the singleton instance of the Eclipse plugin.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @return the singleton instance.
+	 * @generated
+	 */
+	public static Implementation getPlugin() {
+		return plugin;
+	}
+
+	/**
+	 * The actual implementation of the Eclipse <b>Plugin</b>.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public static class Implementation extends EclipsePlugin {
+		/**
+		 * Creates an instance.
+		 * <!-- begin-user-doc --> <!-- end-user-doc -->
+		 * @generated
+		 */
+		public Implementation() {
+			super();
+
+			// Remember the static instance.
+			//
+			plugin = this;
+		}
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/SizeIdentifierItemProvider.java b/rba.model.view.edit/src/rba/view/provider/SizeIdentifierItemProvider.java
new file mode 100644
index 0000000..6738220
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/SizeIdentifierItemProvider.java
@@ -0,0 +1,103 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
+import org.eclipse.emf.edit.provider.IItemLabelProvider;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.IItemPropertySource;
+import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
+import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
+import org.eclipse.emf.edit.provider.ItemProviderAdapter;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.SizeIdentifier} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class SizeIdentifierItemProvider extends ItemProviderAdapter implements IEditingDomainItemProvider,
+		IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SizeIdentifierItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		return getString("_UI_SizeIdentifier_type");
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/SizeItemProvider.java b/rba.model.view.edit/src/rba/view/provider/SizeItemProvider.java
new file mode 100644
index 0000000..b48bf7e
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/SizeItemProvider.java
@@ -0,0 +1,153 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.provider.PackagableElementItemProvider;
+
+import rba.view.RBAViewPackage;
+import rba.view.Size;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.Size} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class SizeItemProvider extends PackagableElementItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SizeItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+			addWidthPropertyDescriptor(object);
+			addHeightPropertyDescriptor(object);
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This adds a property descriptor for the Width feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addWidthPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_Size_width_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_Size_width_feature", "_UI_Size_type"),
+						RBAViewPackage.Literals.SIZE__WIDTH, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This adds a property descriptor for the Height feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addHeightPropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_Size_height_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_Size_height_feature", "_UI_Size_type"),
+						RBAViewPackage.Literals.SIZE__HEIGHT, true, false, false,
+						ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
+	}
+
+	/**
+	 * This returns Size.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/Size"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((Size) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_Size_type")
+				: getString("_UI_Size_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(Size.class)) {
+		case RBAViewPackage.SIZE__WIDTH:
+		case RBAViewPackage.SIZE__HEIGHT:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/SizeReferenceItemProvider.java b/rba.model.view.edit/src/rba/view/provider/SizeReferenceItemProvider.java
new file mode 100644
index 0000000..26de1c8
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/SizeReferenceItemProvider.java
@@ -0,0 +1,112 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.view.RBAViewPackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.SizeReference} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class SizeReferenceItemProvider extends SizeIdentifierItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SizeReferenceItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+			addSizePropertyDescriptor(object);
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This adds a property descriptor for the Size feature.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected void addSizePropertyDescriptor(Object object) {
+		itemPropertyDescriptors
+				.add(createItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(),
+						getResourceLocator(), getString("_UI_SizeReference_size_feature"),
+						getString("_UI_PropertyDescriptor_description", "_UI_SizeReference_size_feature",
+								"_UI_SizeReference_type"),
+						RBAViewPackage.Literals.SIZE_REFERENCE__SIZE, true, false, true, null, null, null));
+	}
+
+	/**
+	 * This returns SizeReference.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/SizeReference"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		return getString("_UI_SizeReference_type");
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/VerticalLayoutItemProvider.java b/rba.model.view.edit/src/rba/view/provider/VerticalLayoutItemProvider.java
new file mode 100644
index 0000000..4a9bdac
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/VerticalLayoutItemProvider.java
@@ -0,0 +1,100 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.view.BasePoint;
+import rba.view.VerticalLayout;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.VerticalLayout} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class VerticalLayoutItemProvider extends AlignedLayoutItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public VerticalLayoutItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns VerticalLayout.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/VerticalLayout"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		BasePoint labelValue = ((VerticalLayout) object).getBasePoint();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_VerticalLayout_type")
+				: getString("_UI_VerticalLayout_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/ViewContentItemProvider.java b/rba.model.view.edit/src/rba/view/provider/ViewContentItemProvider.java
new file mode 100644
index 0000000..99d05bc
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/ViewContentItemProvider.java
@@ -0,0 +1,161 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+import rba.core.RBACorePackage;
+
+import rba.core.provider.ContentItemProvider;
+
+import rba.view.RBAViewFactory;
+import rba.view.RBAViewPackage;
+import rba.view.ViewContent;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.ViewContent} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class ViewContentItemProvider extends ContentItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ViewContentItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
+	 * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
+	 * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Collection<? extends EStructuralFeature> getChildrenFeatures(Object object) {
+		if (childrenFeatures == null) {
+			super.getChildrenFeatures(object);
+			childrenFeatures.add(RBAViewPackage.Literals.VIEW_CONTENT__SIZE);
+		}
+		return childrenFeatures;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected EStructuralFeature getChildFeature(Object object, Object child) {
+		// Check the type of the specified child object and return the proper feature to use for
+		// adding (see {@link AddCommand}) it as a child.
+
+		return super.getChildFeature(object, child);
+	}
+
+	/**
+	 * This returns ViewContent.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/ViewContent"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((ViewContent) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_ViewContent_type")
+				: getString("_UI_ViewContent_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+
+		switch (notification.getFeatureID(ViewContent.class)) {
+		case RBAViewPackage.VIEW_CONTENT__SIZE:
+			fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
+			return;
+		}
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT__STATES,
+				RBAViewFactory.eINSTANCE.createViewContentState()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.VIEW_CONTENT__SIZE,
+				RBAViewFactory.eINSTANCE.createSize()));
+
+		newChildDescriptors.add(createChildParameter(RBAViewPackage.Literals.VIEW_CONTENT__SIZE,
+				RBAViewFactory.eINSTANCE.createSizeReference()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/ViewContentOperatorItemProvider.java b/rba.model.view.edit/src/rba/view/provider/ViewContentOperatorItemProvider.java
new file mode 100644
index 0000000..6fecd97
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/ViewContentOperatorItemProvider.java
@@ -0,0 +1,138 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.ExpressionType;
+import rba.core.RBACorePackage;
+
+import rba.core.provider.ContentOperatorItemProvider;
+
+import rba.view.RBAViewFactory;
+import rba.view.ViewContentOperator;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.ViewContentOperator} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class ViewContentOperatorItemProvider extends ContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ViewContentOperatorItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		ExpressionType labelValue = ((ViewContentOperator) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_ViewContentOperator_type")
+				: getString("_UI_ViewContentOperator_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/ViewContentSetItemProvider.java b/rba.model.view.edit/src/rba/view/provider/ViewContentSetItemProvider.java
new file mode 100644
index 0000000..df1de3a
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/ViewContentSetItemProvider.java
@@ -0,0 +1,112 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.provider.ContentSetItemProvider;
+
+import rba.view.ViewContentSet;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.ViewContentSet} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class ViewContentSetItemProvider extends ContentSetItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ViewContentSetItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns ViewContentSet.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/ViewContentSet"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((ViewContentSet) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_ViewContentSet_type")
+				: getString("_UI_ViewContentSet_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.view.edit/src/rba/view/provider/ViewContentStateItemProvider.java b/rba.model.view.edit/src/rba/view/provider/ViewContentStateItemProvider.java
new file mode 100644
index 0000000..6b4c0de
--- /dev/null
+++ b/rba.model.view.edit/src/rba/view/provider/ViewContentStateItemProvider.java
@@ -0,0 +1,145 @@
+/**
+ */
+package rba.view.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+
+import rba.core.RBACorePackage;
+
+import rba.core.provider.ContentStateItemProvider;
+
+import rba.view.RBAViewFactory;
+import rba.view.ViewContentState;
+
+/**
+ * This is the item provider adapter for a {@link rba.view.ViewContentState} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class ViewContentStateItemProvider extends ContentStateItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ViewContentStateItemProvider(AdapterFactory adapterFactory) {
+		super(adapterFactory);
+	}
+
+	/**
+	 * This returns the property descriptors for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
+		if (itemPropertyDescriptors == null) {
+			super.getPropertyDescriptors(object);
+
+		}
+		return itemPropertyDescriptors;
+	}
+
+	/**
+	 * This returns ViewContentState.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/ViewContentState"));
+	}
+
+	/**
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected boolean shouldComposeCreationImage() {
+		return true;
+	}
+
+	/**
+	 * This returns the label text for the adapted class.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public String getText(Object object) {
+		String label = ((ViewContentState) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_ViewContentState_type")
+				: getString("_UI_ViewContentState_type") + " " + label;
+	}
+
+	/**
+	 * This handles model notifications by calling {@link #updateChildren} to update any cached
+	 * children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public void notifyChanged(Notification notification) {
+		updateChildren(notification);
+		super.notifyChanged(notification);
+	}
+
+	/**
+	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
+	 * that can be created under this object.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
+		super.collectNewChildDescriptors(newChildDescriptors, object);
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createDisplayingContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsHidden()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsVisible()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfArea()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createAllInstanceOfViewContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsDisplayedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsChangedDisplay()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createIsTranslatedViewTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBAViewFactory.eINSTANCE.createHideLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaViewEditPlugin.INSTANCE;
+	}
+
+}