Initial commit

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

42 files changed, 3131 insertions, 0 deletions

diff --git a/rba.model.sound.edit/.classpath b/rba.model.sound.edit/.classpath
new file mode 100644
index 0000000..22f3064
--- /dev/null
+++ b/rba.model.sound.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.sound.edit/.project b/rba.model.sound.edit/.project
new file mode 100644
index 0000000..bc4e139
--- /dev/null
+++ b/rba.model.sound.edit/.project
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>rba.model.sound.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.sound.edit/META-INF/MANIFEST.MF b/rba.model.sound.edit/META-INF/MANIFEST.MF
new file mode 100644
index 0000000..019c2b8
--- /dev/null
+++ b/rba.model.sound.edit/META-INF/MANIFEST.MF
@@ -0,0 +1,17 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: %pluginName
+Bundle-SymbolicName: rba.model.sound.edit;singleton:=true
+Bundle-Version: 1.0.0.qualifier
+Bundle-ClassPath: .
+Bundle-Activator: rba.sound.provider.RbaSoundEditPlugin$Implementation
+Bundle-Vendor: %providerName
+Bundle-Localization: plugin
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Export-Package: rba.sound.provider
+Require-Bundle: org.eclipse.core.runtime,
+ rba.model.sound;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.sound.edit/build.properties b/rba.model.sound.edit/build.properties
new file mode 100644
index 0000000..6e3e902
--- /dev/null
+++ b/rba.model.sound.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.sound.edit/icons/full/obj16/AllInstanceOfSoundContent.gif b/rba.model.sound.edit/icons/full/obj16/AllInstanceOfSoundContent.gif
new file mode 100644
index 0000000..1e5345f
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/AllInstanceOfSoundContent.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/AllInstanceOfZone.gif b/rba.model.sound.edit/icons/full/obj16/AllInstanceOfZone.gif
new file mode 100644
index 0000000..c4fb30e
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/AllInstanceOfZone.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsAttenuated.gif b/rba.model.sound.edit/icons/full/obj16/IsAttenuated.gif
new file mode 100644
index 0000000..7b7c428
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsAttenuated.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsChangedOutput.gif b/rba.model.sound.edit/icons/full/obj16/IsChangedOutput.gif
new file mode 100644
index 0000000..afb82ea
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsChangedOutput.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsMuted.gif b/rba.model.sound.edit/icons/full/obj16/IsMuted.gif
new file mode 100644
index 0000000..cb1755a
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsMuted.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsOutputted.gif b/rba.model.sound.edit/icons/full/obj16/IsOutputted.gif
new file mode 100644
index 0000000..33854e9
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsOutputted.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsOutputtedOn.gif b/rba.model.sound.edit/icons/full/obj16/IsOutputtedOn.gif
new file mode 100644
index 0000000..e4bc22d
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsOutputtedOn.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsSounding.gif b/rba.model.sound.edit/icons/full/obj16/IsSounding.gif
new file mode 100644
index 0000000..cdd3b76
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsSounding.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/IsTranslatedSoundTo.gif b/rba.model.sound.edit/icons/full/obj16/IsTranslatedSoundTo.gif
new file mode 100644
index 0000000..53500da
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/IsTranslatedSoundTo.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/MuteLowerPriority.gif b/rba.model.sound.edit/icons/full/obj16/MuteLowerPriority.gif
new file mode 100644
index 0000000..5a9bc75
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/MuteLowerPriority.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/OutputtingSound.gif b/rba.model.sound.edit/icons/full/obj16/OutputtingSound.gif
new file mode 100644
index 0000000..5a9bc75
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/OutputtingSound.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/SoundContent.gif b/rba.model.sound.edit/icons/full/obj16/SoundContent.gif
new file mode 100644
index 0000000..2b69256
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/SoundContent.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/SoundContentSet.gif b/rba.model.sound.edit/icons/full/obj16/SoundContentSet.gif
new file mode 100644
index 0000000..338fb8d
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/SoundContentSet.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/SoundContentState.gif b/rba.model.sound.edit/icons/full/obj16/SoundContentState.gif
new file mode 100644
index 0000000..83afb9b
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/SoundContentState.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/Zone.gif b/rba.model.sound.edit/icons/full/obj16/Zone.gif
new file mode 100644
index 0000000..35ef84e
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/Zone.gif
diff --git a/rba.model.sound.edit/icons/full/obj16/ZoneSet.gif b/rba.model.sound.edit/icons/full/obj16/ZoneSet.gif
new file mode 100644
index 0000000..9250fec
--- /dev/null
+++ b/rba.model.sound.edit/icons/full/obj16/ZoneSet.gif
diff --git a/rba.model.sound.edit/plugin.properties b/rba.model.sound.edit/plugin.properties
new file mode 100644
index 0000000..86d778f
--- /dev/null
+++ b/rba.model.sound.edit/plugin.properties
@@ -0,0 +1,49 @@
+#
+
+pluginName = RBA Tool RBASound Edit Support
+providerName =DENSO CORPORATION
+
+
+_UI_CreateChild_text = {0}
+_UI_CreateChild_text2 = {1} {0}
+_UI_CreateChild_text3 = {1}
+_UI_CreateChild_tooltip = Create New {0} Under {1} Feature
+_UI_CreateChild_description = Create a new child of type {0} for the {1} feature of the selected {2}.
+_UI_CreateSibling_description = Create a new sibling of type {0} for the selected {2}, under the {1} feature of their parent.
+
+_UI_PropertyDescriptor_description = The {0} of the {1}
+
+_UI_SoundContent_type = Sound Content
+_UI_SoundContentSet_type = Sound Content Set
+_UI_SoundContentState_type = Sound Content State
+_UI_AbstractZone_type = Abstract Zone
+_UI_Zone_type = Zone
+_UI_ZoneSet_type = Zone Set
+_UI_SoundContentOperator_type = Sound Content Operator
+_UI_IsSounding_type = Is Sounding
+_UI_ZoneOperator_type = Zone Operator
+_UI_IsOutputted_type = Is Outputted
+_UI_IsMuted_type = Is Muted
+_UI_IsAttenauted_type = Is Attenauted
+_UI_OutputtingSound_type = Outputting Sound
+_UI_AllInstanceOfZone_type = All Instance Of Zone
+_UI_AllInstanceOfSoundContent_type = All Instance Of Sound Content
+_UI_Unknown_type = Object
+
+_UI_Unknown_datatype= Value
+
+_UI_AbstractZone_group_feature = Group
+_UI_Zone_interrupt_feature = Interrupt
+_UI_Zone_arbitrationPolicy_feature = Arbitration Policy
+_UI_Zone_visibility_feature = Visibility
+_UI_Zone_attenuate_feature = Attenuate
+_UI_Zone_attenuateValue_feature = Attenuate Value
+_UI_Zone_visibilityValue_feature = Visibility Value
+_UI_ZoneSet_target_feature = Target
+_UI_Unknown_feature = Unspecified
+
+_UI_IsAttenuated_type = Is Attenuated
+_UI_IsOutputtedOn_type = Is Outputted On
+_UI_IsChangedOutput_type = Is Changed Output
+_UI_IsTranslatedSoundTo_type = Is Translated Sound To
+_UI_MuteLowerPriority_type = Mute Lower Priority
diff --git a/rba.model.sound.edit/plugin.xml b/rba.model.sound.edit/plugin.xml
new file mode 100644
index 0000000..28593ac
--- /dev/null
+++ b/rba.model.sound.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 rbasound -->
+      <factory
+            uri="http://www.denso.com/ict/rba/sound"
+            class="rba.sound.provider.RBASoundItemProviderAdapterFactory"
+            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.sound.edit/src/rba/sound/provider/AllInstanceOfSoundContentItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/AllInstanceOfSoundContentItemProvider.java
new file mode 100644
index 0000000..ff97d3e
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/AllInstanceOfSoundContentItemProvider.java
@@ -0,0 +1,116 @@
+/**
+ */
+package rba.sound.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.sound.AllInstanceOfSoundContent;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.AllInstanceOfSoundContent} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class AllInstanceOfSoundContentItemProvider extends SetExpressionItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AllInstanceOfSoundContentItemProvider(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 AllInstanceOfSoundContent.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/AllInstanceOfSoundContent"));
+	}
+
+	/**
+	 * <!-- 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 = ((AllInstanceOfSoundContent) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AllInstanceOfSoundContent_type")
+				: getString("_UI_AllInstanceOfSoundContent_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 RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/AllInstanceOfZoneItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/AllInstanceOfZoneItemProvider.java
new file mode 100644
index 0000000..522563b
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/AllInstanceOfZoneItemProvider.java
@@ -0,0 +1,115 @@
+/**
+ */
+package rba.sound.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.sound.AllInstanceOfZone;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.AllInstanceOfZone} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class AllInstanceOfZoneItemProvider extends SetExpressionItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public AllInstanceOfZoneItemProvider(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 AllInstanceOfZone.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/AllInstanceOfZone"));
+	}
+
+	/**
+	 * <!-- 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 = ((AllInstanceOfZone) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_AllInstanceOfZone_type")
+				: getString("_UI_AllInstanceOfZone_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 RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/IsAttenuatedItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsAttenuatedItemProvider.java
new file mode 100644
index 0000000..147eda2
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsAttenuatedItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsAttenuated;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsAttenuated} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsAttenuatedItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsAttenuatedItemProvider(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 IsAttenuated.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsAttenuated"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsAttenuated) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsAttenuated_type")
+				: getString("_UI_IsAttenuated_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.sound.edit/src/rba/sound/provider/IsChangedOutputItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsChangedOutputItemProvider.java
new file mode 100644
index 0000000..d2f90db
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsChangedOutputItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsChangedOutput;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsChangedOutput} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class IsChangedOutputItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsChangedOutputItemProvider(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 IsChangedOutput.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsChangedOutput"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsChangedOutput) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsChangedOutput_type")
+				: getString("_UI_IsChangedOutput_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.sound.edit/src/rba/sound/provider/IsMutedItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsMutedItemProvider.java
new file mode 100644
index 0000000..3c99cb9
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsMutedItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsMuted;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsMuted} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsMutedItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsMutedItemProvider(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 IsMuted.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsMuted"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsMuted) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsMuted_type")
+				: getString("_UI_IsMuted_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.sound.edit/src/rba/sound/provider/IsOutputtedItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsOutputtedItemProvider.java
new file mode 100644
index 0000000..cd7ebd1
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsOutputtedItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsOutputted;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsOutputted} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsOutputtedItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsOutputtedItemProvider(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 IsOutputted.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsOutputted"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsOutputted) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsOutputted_type")
+				: getString("_UI_IsOutputted_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.sound.edit/src/rba/sound/provider/IsOutputtedOnItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsOutputtedOnItemProvider.java
new file mode 100644
index 0000000..ead55ca
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsOutputtedOnItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsOutputtedOn;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsOutputtedOn} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsOutputtedOnItemProvider extends SoundContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsOutputtedOnItemProvider(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 IsOutputtedOn.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsOutputtedOn"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsOutputtedOn) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsOutputtedOn_type")
+				: getString("_UI_IsOutputtedOn_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.sound.edit/src/rba/sound/provider/IsSoundingItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsSoundingItemProvider.java
new file mode 100644
index 0000000..7239c8b
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsSoundingItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.IsSounding;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsSounding} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class IsSoundingItemProvider extends SoundContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsSoundingItemProvider(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 IsSounding.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsSounding"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsSounding) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsSounding_type")
+				: getString("_UI_IsSounding_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.sound.edit/src/rba/sound/provider/IsTranslatedSoundToItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/IsTranslatedSoundToItemProvider.java
new file mode 100644
index 0000000..86e30e4
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/IsTranslatedSoundToItemProvider.java
@@ -0,0 +1,102 @@
+/**
+ */
+package rba.sound.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.sound.IsTranslatedSoundTo;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.IsTranslatedSoundTo} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class IsTranslatedSoundToItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public IsTranslatedSoundToItemProvider(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 IsTranslatedSoundTo.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/IsTranslatedSoundTo"));
+	}
+
+	/**
+	 * <!-- 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 = ((IsTranslatedSoundTo) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_IsTranslatedSoundTo_type")
+				: getString("_UI_IsTranslatedSoundTo_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.sound.edit/src/rba/sound/provider/MuteLowerPriorityItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/MuteLowerPriorityItemProvider.java
new file mode 100644
index 0000000..a6299c6
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/MuteLowerPriorityItemProvider.java
@@ -0,0 +1,150 @@
+/**
+ */
+package rba.sound.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.sound.MuteLowerPriority;
+import rba.sound.RBASoundFactory;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.MuteLowerPriority} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class MuteLowerPriorityItemProvider extends OperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public MuteLowerPriorityItemProvider(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 MuteLowerPriority.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/MuteLowerPriority"));
+	}
+
+	/**
+	 * <!-- 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 = ((MuteLowerPriority) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_MuteLowerPriority_type")
+				: getString("_UI_MuteLowerPriority_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,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/OutputtingSoundItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/OutputtingSoundItemProvider.java
new file mode 100644
index 0000000..c452908
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/OutputtingSoundItemProvider.java
@@ -0,0 +1,101 @@
+/**
+ */
+package rba.sound.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.sound.OutputtingSound;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.OutputtingSound} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class OutputtingSoundItemProvider extends ZoneOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public OutputtingSoundItemProvider(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 OutputtingSound.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/OutputtingSound"));
+	}
+
+	/**
+	 * <!-- 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 = ((OutputtingSound) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_OutputtingSound_type")
+				: getString("_UI_OutputtingSound_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.sound.edit/src/rba/sound/provider/RBASoundItemProviderAdapterFactory.java b/rba.model.sound.edit/src/rba/sound/provider/RBASoundItemProviderAdapterFactory.java
new file mode 100644
index 0000000..8390846
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/RBASoundItemProviderAdapterFactory.java
@@ -0,0 +1,549 @@
+/**
+ */
+package rba.sound.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.sound.util.RBASoundAdapterFactory;
+
+/**
+ * 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 RBASoundItemProviderAdapterFactory extends RBASoundAdapterFactory
+		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 RBASoundItemProviderAdapterFactory() {
+		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.sound.SoundContent} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected SoundContentItemProvider soundContentItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.SoundContent}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createSoundContentAdapter() {
+		if (soundContentItemProvider == null) {
+			soundContentItemProvider = new SoundContentItemProvider(this);
+		}
+
+		return soundContentItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.SoundContentSet} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected SoundContentSetItemProvider soundContentSetItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.SoundContentSet}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createSoundContentSetAdapter() {
+		if (soundContentSetItemProvider == null) {
+			soundContentSetItemProvider = new SoundContentSetItemProvider(this);
+		}
+
+		return soundContentSetItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.SoundContentState} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected SoundContentStateItemProvider soundContentStateItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.SoundContentState}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createSoundContentStateAdapter() {
+		if (soundContentStateItemProvider == null) {
+			soundContentStateItemProvider = new SoundContentStateItemProvider(this);
+		}
+
+		return soundContentStateItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.Zone} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected ZoneItemProvider zoneItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.Zone}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createZoneAdapter() {
+		if (zoneItemProvider == null) {
+			zoneItemProvider = new ZoneItemProvider(this);
+		}
+
+		return zoneItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.ZoneSet} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected ZoneSetItemProvider zoneSetItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.ZoneSet}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createZoneSetAdapter() {
+		if (zoneSetItemProvider == null) {
+			zoneSetItemProvider = new ZoneSetItemProvider(this);
+		}
+
+		return zoneSetItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsSounding} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsSoundingItemProvider isSoundingItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsSounding}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsSoundingAdapter() {
+		if (isSoundingItemProvider == null) {
+			isSoundingItemProvider = new IsSoundingItemProvider(this);
+		}
+
+		return isSoundingItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsOutputted} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsOutputtedItemProvider isOutputtedItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsOutputted}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsOutputtedAdapter() {
+		if (isOutputtedItemProvider == null) {
+			isOutputtedItemProvider = new IsOutputtedItemProvider(this);
+		}
+
+		return isOutputtedItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsMuted} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsMutedItemProvider isMutedItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsMuted}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsMutedAdapter() {
+		if (isMutedItemProvider == null) {
+			isMutedItemProvider = new IsMutedItemProvider(this);
+		}
+
+		return isMutedItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsAttenuated} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsAttenuatedItemProvider isAttenuatedItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsAttenuated}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsAttenuatedAdapter() {
+		if (isAttenuatedItemProvider == null) {
+			isAttenuatedItemProvider = new IsAttenuatedItemProvider(this);
+		}
+
+		return isAttenuatedItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.OutputtingSound} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected OutputtingSoundItemProvider outputtingSoundItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.OutputtingSound}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createOutputtingSoundAdapter() {
+		if (outputtingSoundItemProvider == null) {
+			outputtingSoundItemProvider = new OutputtingSoundItemProvider(this);
+		}
+
+		return outputtingSoundItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.AllInstanceOfZone} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected AllInstanceOfZoneItemProvider allInstanceOfZoneItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.AllInstanceOfZone}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAllInstanceOfZoneAdapter() {
+		if (allInstanceOfZoneItemProvider == null) {
+			allInstanceOfZoneItemProvider = new AllInstanceOfZoneItemProvider(this);
+		}
+
+		return allInstanceOfZoneItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.AllInstanceOfSoundContent} instances. <!--
+	 * begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected AllInstanceOfSoundContentItemProvider allInstanceOfSoundContentItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.AllInstanceOfSoundContent}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createAllInstanceOfSoundContentAdapter() {
+		if (allInstanceOfSoundContentItemProvider == null) {
+			allInstanceOfSoundContentItemProvider = new AllInstanceOfSoundContentItemProvider(this);
+		}
+
+		return allInstanceOfSoundContentItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsOutputtedOn} instances.
+	 * <!-- begin-user-doc --> <!--
+	 * end-user-doc -->
+	 * @generated
+	 */
+	protected IsOutputtedOnItemProvider isOutputtedOnItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsOutputtedOn}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsOutputtedOnAdapter() {
+		if (isOutputtedOnItemProvider == null) {
+			isOutputtedOnItemProvider = new IsOutputtedOnItemProvider(this);
+		}
+
+		return isOutputtedOnItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsChangedOutput} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected IsChangedOutputItemProvider isChangedOutputItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsChangedOutput}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsChangedOutputAdapter() {
+		if (isChangedOutputItemProvider == null) {
+			isChangedOutputItemProvider = new IsChangedOutputItemProvider(this);
+		}
+
+		return isChangedOutputItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.IsTranslatedSoundTo} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected IsTranslatedSoundToItemProvider isTranslatedSoundToItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.IsTranslatedSoundTo}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createIsTranslatedSoundToAdapter() {
+		if (isTranslatedSoundToItemProvider == null) {
+			isTranslatedSoundToItemProvider = new IsTranslatedSoundToItemProvider(this);
+		}
+
+		return isTranslatedSoundToItemProvider;
+	}
+
+	/**
+	 * This keeps track of the one adapter used for all {@link rba.sound.MuteLowerPriority} instances.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	protected MuteLowerPriorityItemProvider muteLowerPriorityItemProvider;
+
+	/**
+	 * This creates an adapter for a {@link rba.sound.MuteLowerPriority}.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Adapter createMuteLowerPriorityAdapter() {
+		if (muteLowerPriorityItemProvider == null) {
+			muteLowerPriorityItemProvider = new MuteLowerPriorityItemProvider(this);
+		}
+
+		return muteLowerPriorityItemProvider;
+	}
+
+	/**
+	 * 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 (soundContentItemProvider != null)
+			soundContentItemProvider.dispose();
+		if (soundContentSetItemProvider != null)
+			soundContentSetItemProvider.dispose();
+		if (soundContentStateItemProvider != null)
+			soundContentStateItemProvider.dispose();
+		if (zoneItemProvider != null)
+			zoneItemProvider.dispose();
+		if (zoneSetItemProvider != null)
+			zoneSetItemProvider.dispose();
+		if (isSoundingItemProvider != null)
+			isSoundingItemProvider.dispose();
+		if (isOutputtedItemProvider != null)
+			isOutputtedItemProvider.dispose();
+		if (isMutedItemProvider != null)
+			isMutedItemProvider.dispose();
+		if (isAttenuatedItemProvider != null)
+			isAttenuatedItemProvider.dispose();
+		if (outputtingSoundItemProvider != null)
+			outputtingSoundItemProvider.dispose();
+		if (allInstanceOfZoneItemProvider != null)
+			allInstanceOfZoneItemProvider.dispose();
+		if (allInstanceOfSoundContentItemProvider != null)
+			allInstanceOfSoundContentItemProvider.dispose();
+		if (isOutputtedOnItemProvider != null)
+			isOutputtedOnItemProvider.dispose();
+		if (isChangedOutputItemProvider != null)
+			isChangedOutputItemProvider.dispose();
+		if (isTranslatedSoundToItemProvider != null)
+			isTranslatedSoundToItemProvider.dispose();
+		if (muteLowerPriorityItemProvider != null)
+			muteLowerPriorityItemProvider.dispose();
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/RbaSoundEditPlugin.java b/rba.model.sound.edit/src/rba/sound/provider/RbaSoundEditPlugin.java
new file mode 100644
index 0000000..1b28f2c
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/RbaSoundEditPlugin.java
@@ -0,0 +1,81 @@
+/**
+ */
+package rba.sound.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 RbaSound edit plugin.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public final class RbaSoundEditPlugin extends EMFPlugin {
+	/**
+	 * Keep track of the singleton.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public static final RbaSoundEditPlugin INSTANCE = new RbaSoundEditPlugin();
+
+	/**
+	 * 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 RbaSoundEditPlugin() {
+		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.sound.edit/src/rba/sound/provider/SoundContentItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/SoundContentItemProvider.java
new file mode 100644
index 0000000..7ea448a
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/SoundContentItemProvider.java
@@ -0,0 +1,125 @@
+/**
+ */
+package rba.sound.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.ContentItemProvider;
+
+import rba.sound.RBASoundFactory;
+import rba.sound.SoundContent;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.SoundContent} object.
+ * <!-- begin-user-doc -->
+ * <!-- end-user-doc -->
+ * @generated
+ */
+public class SoundContentItemProvider extends ContentItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SoundContentItemProvider(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 SoundContent.gif.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/SoundContent"));
+	}
+
+	/**
+	 * <!-- 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 = ((SoundContent) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_SoundContent_type")
+				: getString("_UI_SoundContent_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__STATES,
+				RBASoundFactory.eINSTANCE.createSoundContentState()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc -->
+	 * <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/SoundContentOperatorItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/SoundContentOperatorItemProvider.java
new file mode 100644
index 0000000..fac62d9
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/SoundContentOperatorItemProvider.java
@@ -0,0 +1,141 @@
+/**
+ */
+package rba.sound.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.sound.RBASoundFactory;
+import rba.sound.SoundContentOperator;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.SoundContentOperator} object.
+ * <!-- begin-user-doc --> <!--
+ * end-user-doc -->
+ * @generated
+ */
+public class SoundContentOperatorItemProvider extends ContentOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SoundContentOperatorItemProvider(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 = ((SoundContentOperator) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_SoundContentOperator_type")
+				: getString("_UI_SoundContentOperator_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,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/SoundContentSetItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/SoundContentSetItemProvider.java
new file mode 100644
index 0000000..79eeff2
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/SoundContentSetItemProvider.java
@@ -0,0 +1,112 @@
+/**
+ */
+package rba.sound.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.sound.SoundContentSet;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.SoundContentSet} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class SoundContentSetItemProvider extends ContentSetItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SoundContentSetItemProvider(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 SoundContentSet.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/SoundContentSet"));
+	}
+
+	/**
+	 * <!-- 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 = ((SoundContentSet) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_SoundContentSet_type")
+				: getString("_UI_SoundContentSet_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 RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/SoundContentStateItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/SoundContentStateItemProvider.java
new file mode 100644
index 0000000..0bced94
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/SoundContentStateItemProvider.java
@@ -0,0 +1,148 @@
+/**
+ */
+package rba.sound.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.sound.RBASoundFactory;
+import rba.sound.SoundContentState;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.SoundContentState} object. <!-- begin-user-doc --> <!-- end-user-doc
+ * -->
+ * @generated
+ */
+public class SoundContentStateItemProvider extends ContentStateItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public SoundContentStateItemProvider(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 SoundContentState.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/SoundContentState"));
+	}
+
+	/**
+	 * <!-- 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 = ((SoundContentState) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_SoundContentState_type")
+				: getString("_UI_SoundContentState_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,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.CONTENT_STATE__VALUE,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/ZoneItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/ZoneItemProvider.java
new file mode 100644
index 0000000..a0ea2bc
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/ZoneItemProvider.java
@@ -0,0 +1,402 @@
+/**
+ */
+package rba.sound.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.sound.RBASoundFactory;
+import rba.sound.RBASoundPackage;
+import rba.sound.Zone;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.Zone} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class ZoneItemProvider extends AllocatableItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ZoneItemProvider(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(RBASoundPackage.Literals.ZONE__ATTENUATE);
+		}
+		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 Zone.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/Zone"));
+	}
+
+	/**
+	 * <!-- 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 = ((Zone) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_Zone_type")
+				: getString("_UI_Zone_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(Zone.class)) {
+		case RBASoundPackage.ZONE__ATTENUATE:
+			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,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.ALLOCATABLE__VISIBILITY,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createComplexExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsTypeOf()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createObjectReference()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createPreviousModifier()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createMuchGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createLowerThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createEqualToOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createComparisonAnd()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createAndOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createOrOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createNotOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsEqualToOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsGreaterThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsLowerThanOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsGreaterThanEqualOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsLowerThanEqualOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createPlusOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createImpliesOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsActive()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createGetAllocatables()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createHasBeenDisplayed()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createActiveState()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createObjectCompare()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createThatOfOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createMaxValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createMinValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createNoneValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createStandardValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIntegerValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createLoserTypeExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createArbitrationPolicyExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createSizeOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createExistsOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createForAllOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createMaxOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createMinOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createSelectOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createSetOfOperator()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createLambdaExpression()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIfStatement()));
+
+		newChildDescriptors.add(
+				createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE, RBACoreFactory.eINSTANCE.createIsOn()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createAllocatedContent()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createContentValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createGetContentsList()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createActiveContents()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createGetProperty()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createStateValue()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createHasComeLaterThan()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createHasComeEarlierThan()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createObjectCompareNot()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsAllocatedTo()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsChanged()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createIsTranslatedTo()));
+
+		newChildDescriptors.add(createChildParameter(RBASoundPackage.Literals.ZONE__ATTENUATE,
+				RBACoreFactory.eINSTANCE.createNullExpression()));
+	}
+
+	/**
+	 * 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 == RBASoundPackage.Literals.ZONE__ATTENUATE;
+
+		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 RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/ZoneOperatorItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/ZoneOperatorItemProvider.java
new file mode 100644
index 0000000..dcd729d
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/ZoneOperatorItemProvider.java
@@ -0,0 +1,140 @@
+/**
+ */
+package rba.sound.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.sound.RBASoundFactory;
+import rba.sound.ZoneOperator;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.ZoneOperator} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class ZoneOperatorItemProvider extends OperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ZoneOperatorItemProvider(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 = ((ZoneOperator) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_ZoneOperator_type")
+				: getString("_UI_ZoneOperator_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,
+				RBASoundFactory.eINSTANCE.createIsSounding()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsMuted()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsAttenuated()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createOutputtingSound()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfZone()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createAllInstanceOfSoundContent()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsOutputtedOn()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsChangedOutput()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createIsTranslatedSoundTo()));
+
+		newChildDescriptors.add(createChildParameter(RBACorePackage.Literals.OPERATOR__OPERAND,
+				RBASoundFactory.eINSTANCE.createMuteLowerPriority()));
+	}
+
+	/**
+	 * Return the resource locator for this item provider's resources.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public ResourceLocator getResourceLocator() {
+		return RbaSoundEditPlugin.INSTANCE;
+	}
+
+}
diff --git a/rba.model.sound.edit/src/rba/sound/provider/ZoneSetItemProvider.java b/rba.model.sound.edit/src/rba/sound/provider/ZoneSetItemProvider.java
new file mode 100644
index 0000000..8ee0b57
--- /dev/null
+++ b/rba.model.sound.edit/src/rba/sound/provider/ZoneSetItemProvider.java
@@ -0,0 +1,110 @@
+/**
+ */
+package rba.sound.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.sound.ZoneSet;
+
+/**
+ * This is the item provider adapter for a {@link rba.sound.ZoneSet} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class ZoneSetItemProvider extends AllocatableSetItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public ZoneSetItemProvider(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 ZoneSet.gif.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	@Override
+	public Object getImage(Object object) {
+		return overlayImage(object, getResourceLocator().getImage("full/obj16/ZoneSet"));
+	}
+
+	/**
+	 * <!-- 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 = ((ZoneSet) object).getName();
+		return label == null || label.length() == 0 ? getString("_UI_ZoneSet_type")
+				: getString("_UI_ZoneSet_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 RbaSoundEditPlugin.INSTANCE;
+	}
+
+}