1 files changed, 153 insertions, 0 deletions
diff --git a/rba.model.core.edit/src/rba/core/provider/LambdaContextItemProvider.java b/rba.model.core.edit/src/rba/core/provider/LambdaContextItemProvider.java
new file mode 100644
index 0000000..62f6a6e
--- /dev/null
+++ b/rba.model.core.edit/src/rba/core/provider/LambdaContextItemProvider.java
@@ -0,0 +1,153 @@
+/**
+ */
+package rba.core.provider;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.eclipse.emf.common.notify.AdapterFactory;
+import org.eclipse.emf.common.notify.Notification;
+
+import org.eclipse.emf.ecore.EStructuralFeature;
+
+import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
+import org.eclipse.emf.edit.provider.ViewerNotification;
+
+import rba.core.ExpressionType;
+import rba.core.LambdaContext;
+import rba.core.RBACoreFactory;
+import rba.core.RBACorePackage;
+
+/**
+ * This is the item provider adapter for a {@link rba.core.LambdaContext} object.
+ * <!-- begin-user-doc --> <!-- end-user-doc -->
+ * @generated
+ */
+public class LambdaContextItemProvider extends SetOperatorItemProvider {
+	/**
+	 * This constructs an instance from a factory and a notifier.
+	 * <!-- begin-user-doc --> <!-- end-user-doc -->
+	 * @generated
+	 */
+	public LambdaContextItemProvider(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(RBACorePackage.Literals.LAMBDA_CONTEXT__LAMBDA);
+		}
+		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);
+	}
+
+	/**
+	 * <!-- 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 = ((LambdaContext) object).getType();
+		String label = labelValue == null ? null : labelValue.toString();
+		return label == null || label.length() == 0 ? getString("_UI_LambdaContext_type")
+				: getString("_UI_LambdaContext_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(LambdaContext.class)) {
+		case RBACorePackage.LAMBDA_CONTEXT__LAMBDA:
+			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.LAMBDA_CONTEXT__LAMBDA,
+				RBACoreFactory.eINSTANCE.createLambdaExpression()));
+	}
+
+	/**
+	 * 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.OPERATOR__OPERAND
+				|| childFeature == RBACorePackage.Literals.LAMBDA_CONTEXT__LAMBDA;
+
+		if (qualify) {
+			return getString("_UI_CreateChild_text2",
+					new Object[] { getTypeText(childObject), getFeatureText(childFeature), getTypeText(owner) });
+		}
+		return super.getCreateChildText(owner, feature, child, selection);
+	}
+
+}