fixed DESCARTES-33

git-svn-id: https://se1.informatik.uni-wuerzburg.de/usvn/svn/code/code/DMM/trunk@9970 9e42b895-fcda-4063-8a3b-11be15eb1bbd

edu.kit.ipd.descartes.mm.adaptationpoints.editor/src/edu/kit/ipd/descartes/mm/adaptationpoints/presentation/AdaptationpointsActionBarContributor.java

+/**
+ * Copyright 2009-2012, Descartes Research Group, SDQ, IPD, KIT
+ */
+package edu.kit.ipd.descartes.mm.adaptationpoints.presentation;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.eclipse.emf.common.ui.viewer.IViewerProvider;
+
+import org.eclipse.emf.edit.domain.EditingDomain;
+import org.eclipse.emf.edit.domain.IEditingDomainProvider;
+
+import org.eclipse.emf.edit.ui.action.ControlAction;
+import org.eclipse.emf.edit.ui.action.CreateChildAction;
+import org.eclipse.emf.edit.ui.action.CreateSiblingAction;
+import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor;
+import org.eclipse.emf.edit.ui.action.LoadResourceAction;
+import org.eclipse.emf.edit.ui.action.ValidateAction;
+
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.ActionContributionItem;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.action.IContributionItem;
+import org.eclipse.jface.action.IContributionManager;
+import org.eclipse.jface.action.IMenuListener;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.action.IToolBarManager;
+import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.action.Separator;
+import org.eclipse.jface.action.SubContributionItem;
+
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.Viewer;
+
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.PartInitException;
+
+/**
+ * This is the action bar contributor for the Adaptationpoints model editor.
+ * <!-- begin-user-doc -->
+ * <!-- end-user-doc -->
+ * @generated
+ */
+public class AdaptationpointsActionBarContributor
+    extends EditingDomainActionBarContributor
+    implements ISelectionChangedListener {
+    /**
+     * This keeps track of the active editor.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected IEditorPart activeEditorPart;
+
+    /**
+     * This keeps track of the current selection provider.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected ISelectionProvider selectionProvider;
+
+    /**
+     * This action opens the Properties view.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected IAction showPropertiesViewAction =
+        new Action(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_ShowPropertiesView_menu_item")) {
+            @Override
+            public void run() {
+                try {
+                    getPage().showView("org.eclipse.ui.views.PropertySheet");
+                }
+                catch (PartInitException exception) {
+                    AdaptationpointsEditorPlugin.INSTANCE.log(exception);
+                }
+            }
+        };
+
+    /**
+     * This action refreshes the viewer of the current editor if the editor
+     * implements {@link org.eclipse.emf.common.ui.viewer.IViewerProvider}.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected IAction refreshViewerAction =
+        new Action(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_RefreshViewer_menu_item")) {
+            @Override
+            public boolean isEnabled() {
+                return activeEditorPart instanceof IViewerProvider;
+            }
+
+            @Override
+            public void run() {
+                if (activeEditorPart instanceof IViewerProvider) {
+                    Viewer viewer = ((IViewerProvider)activeEditorPart).getViewer();
+                    if (viewer != null) {
+                        viewer.refresh();
+                    }
+                }
+            }
+        };
+
+    /**
+     * This will contain one {@link org.eclipse.emf.edit.ui.action.CreateChildAction} corresponding to each descriptor
+     * generated for the current selection by the item provider.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected Collection<IAction> createChildActions;
+
+    /**
+     * This is the menu manager into which menu contribution items should be added for CreateChild actions.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected IMenuManager createChildMenuManager;
+
+    /**
+     * This will contain one {@link org.eclipse.emf.edit.ui.action.CreateSiblingAction} corresponding to each descriptor
+     * generated for the current selection by the item provider.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected Collection<IAction> createSiblingActions;
+
+    /**
+     * This is the menu manager into which menu contribution items should be added for CreateSibling actions.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected IMenuManager createSiblingMenuManager;
+
+    /**
+     * This creates an instance of the contributor.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    public AdaptationpointsActionBarContributor() {
+        super(ADDITIONS_LAST_STYLE);
+        loadResourceAction = new LoadResourceAction();
+        validateAction = new ValidateAction();
+        controlAction = new ControlAction();
+    }
+
+    /**
+     * This adds Separators for editor additions to the tool bar.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    public void contributeToToolBar(IToolBarManager toolBarManager) {
+        toolBarManager.add(new Separator("adaptationpoints-settings"));
+        toolBarManager.add(new Separator("adaptationpoints-additions"));
+    }
+
+    /**
+     * This adds to the menu bar a menu and some separators for editor additions,
+     * as well as the sub-menus for object creation items.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    public void contributeToMenu(IMenuManager menuManager) {
+        super.contributeToMenu(menuManager);
+
+        IMenuManager submenuManager = new MenuManager(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_AdaptationpointsEditor_menu"), "edu.kit.ipd.descartes.mm.adaptationpointsMenuID");
+        menuManager.insertAfter("additions", submenuManager);
+        submenuManager.add(new Separator("settings"));
+        submenuManager.add(new Separator("actions"));
+        submenuManager.add(new Separator("additions"));
+        submenuManager.add(new Separator("additions-end"));
+
+        // Prepare for CreateChild item addition or removal.
+        //
+        createChildMenuManager = new MenuManager(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_CreateChild_menu_item"));
+        submenuManager.insertBefore("additions", createChildMenuManager);
+
+        // Prepare for CreateSibling item addition or removal.
+        //
+        createSiblingMenuManager = new MenuManager(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_CreateSibling_menu_item"));
+        submenuManager.insertBefore("additions", createSiblingMenuManager);
+
+        // Force an update because Eclipse hides empty menus now.
+        //
+        submenuManager.addMenuListener
+            (new IMenuListener() {
+                 public void menuAboutToShow(IMenuManager menuManager) {
+                     menuManager.updateAll(true);
+                 }
+             });
+
+        addGlobalActions(submenuManager);
+    }
+
+    /**
+     * When the active editor changes, this remembers the change and registers with it as a selection provider.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    public void setActiveEditor(IEditorPart part) {
+        super.setActiveEditor(part);
+        activeEditorPart = part;
+
+        // Switch to the new selection provider.
+        //
+        if (selectionProvider != null) {
+            selectionProvider.removeSelectionChangedListener(this);
+        }
+        if (part == null) {
+            selectionProvider = null;
+        }
+        else {
+            selectionProvider = part.getSite().getSelectionProvider();
+            selectionProvider.addSelectionChangedListener(this);
+
+            // Fake a selection changed event to update the menus.
+            //
+            if (selectionProvider.getSelection() != null) {
+                selectionChanged(new SelectionChangedEvent(selectionProvider, selectionProvider.getSelection()));
+            }
+        }
+    }
+
+    /**
+     * This implements {@link org.eclipse.jface.viewers.ISelectionChangedListener},
+     * handling {@link org.eclipse.jface.viewers.SelectionChangedEvent}s by querying for the children and siblings
+     * that can be added to the selected object and updating the menus accordingly.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    public void selectionChanged(SelectionChangedEvent event) {
+        // Remove any menu items for old selection.
+        //
+        if (createChildMenuManager != null) {
+            depopulateManager(createChildMenuManager, createChildActions);
+        }
+        if (createSiblingMenuManager != null) {
+            depopulateManager(createSiblingMenuManager, createSiblingActions);
+        }
+
+        // Query the new selection for appropriate new child/sibling descriptors
+        //
+        Collection<?> newChildDescriptors = null;
+        Collection<?> newSiblingDescriptors = null;
+
+        ISelection selection = event.getSelection();
+        if (selection instanceof IStructuredSelection && ((IStructuredSelection)selection).size() == 1) {
+            Object object = ((IStructuredSelection)selection).getFirstElement();
+
+            EditingDomain domain = ((IEditingDomainProvider)activeEditorPart).getEditingDomain();
+
+            newChildDescriptors = domain.getNewChildDescriptors(object, null);
+            newSiblingDescriptors = domain.getNewChildDescriptors(null, object);
+        }
+
+        // Generate actions for selection; populate and redraw the menus.
+        //
+        createChildActions = generateCreateChildActions(newChildDescriptors, selection);
+        createSiblingActions = generateCreateSiblingActions(newSiblingDescriptors, selection);
+
+        if (createChildMenuManager != null) {
+            populateManager(createChildMenuManager, createChildActions, null);
+            createChildMenuManager.update(true);
+        }
+        if (createSiblingMenuManager != null) {
+            populateManager(createSiblingMenuManager, createSiblingActions, null);
+            createSiblingMenuManager.update(true);
+        }
+    }
+
+    /**
+     * This generates a {@link org.eclipse.emf.edit.ui.action.CreateChildAction} for each object in <code>descriptors</code>,
+     * and returns the collection of these actions.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected Collection<IAction> generateCreateChildActions(Collection<?> descriptors, ISelection selection) {
+        Collection<IAction> actions = new ArrayList<IAction>();
+        if (descriptors != null) {
+            for (Object descriptor : descriptors) {
+                actions.add(new CreateChildAction(activeEditorPart, selection, descriptor));
+            }
+        }
+        return actions;
+    }
+
+    /**
+     * This generates a {@link org.eclipse.emf.edit.ui.action.CreateSiblingAction} for each object in <code>descriptors</code>,
+     * and returns the collection of these actions.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected Collection<IAction> generateCreateSiblingActions(Collection<?> descriptors, ISelection selection) {
+        Collection<IAction> actions = new ArrayList<IAction>();
+        if (descriptors != null) {
+            for (Object descriptor : descriptors) {
+                actions.add(new CreateSiblingAction(activeEditorPart, selection, descriptor));
+            }
+        }
+        return actions;
+    }
+
+    /**
+     * This populates the specified <code>manager</code> with {@link org.eclipse.jface.action.ActionContributionItem}s
+     * based on the {@link org.eclipse.jface.action.IAction}s contained in the <code>actions</code> collection,
+     * by inserting them before the specified contribution item <code>contributionID</code>.
+     * If <code>contributionID</code> is <code>null</code>, they are simply added.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected void populateManager(IContributionManager manager, Collection<? extends IAction> actions, String contributionID) {
+        if (actions != null) {
+            for (IAction action : actions) {
+                if (contributionID != null) {
+                    manager.insertBefore(contributionID, action);
+                }
+                else {
+                    manager.add(action);
+                }
+            }
+        }
+    }
+        
+    /**
+     * This removes from the specified <code>manager</code> all {@link org.eclipse.jface.action.ActionContributionItem}s
+     * based on the {@link org.eclipse.jface.action.IAction}s contained in the <code>actions</code> collection.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    protected void depopulateManager(IContributionManager manager, Collection<? extends IAction> actions) {
+        if (actions != null) {
+            IContributionItem[] items = manager.getItems();
+            for (int i = 0; i < items.length; i++) {
+                // Look into SubContributionItems
+                //
+                IContributionItem contributionItem = items[i];
+                while (contributionItem instanceof SubContributionItem) {
+                    contributionItem = ((SubContributionItem)contributionItem).getInnerItem();
+                }
+
+                // Delete the ActionContributionItems with matching action.
+                //
+                if (contributionItem instanceof ActionContributionItem) {
+                    IAction action = ((ActionContributionItem)contributionItem).getAction();
+                    if (actions.contains(action)) {
+                        manager.remove(contributionItem);
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * This populates the pop-up menu before it appears.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    public void menuAboutToShow(IMenuManager menuManager) {
+        super.menuAboutToShow(menuManager);
+        MenuManager submenuManager = null;
+
+        submenuManager = new MenuManager(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_CreateChild_menu_item"));
+        populateManager(submenuManager, createChildActions, null);
+        menuManager.insertBefore("edit", submenuManager);
+
+        submenuManager = new MenuManager(AdaptationpointsEditorPlugin.INSTANCE.getString("_UI_CreateSibling_menu_item"));
+        populateManager(submenuManager, createSiblingActions, null);
+        menuManager.insertBefore("edit", submenuManager);
+    }
+
+    /**
+     * This inserts global actions before the "additions-end" separator.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    protected void addGlobalActions(IMenuManager menuManager) {
+        menuManager.insertAfter("additions-end", new Separator("ui-actions"));
+        menuManager.insertAfter("ui-actions", showPropertiesViewAction);
+
+        refreshViewerAction.setEnabled(refreshViewerAction.isEnabled());		
+        menuManager.insertAfter("ui-actions", refreshViewerAction);
+
+        super.addGlobalActions(menuManager);
+    }
+
+    /**
+     * This ensures that a delete action will clean up all references to deleted objects.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    @Override
+    protected boolean removeAllReferencesOnDelete() {
+        return true;
+    }
+
+}

edu.kit.ipd.descartes.mm.adaptationpoints.editor/src/edu/kit/ipd/descartes/mm/adaptationpoints/presentation/AdaptationpointsEditorPlugin.java

+/**
+ * Copyright 2009-2012, Descartes Research Group, SDQ, IPD, KIT
+ */
+package edu.kit.ipd.descartes.mm.adaptationpoints.presentation;
+
+import edu.kit.ipd.descartes.core.provider.CoreEditPlugin;
+
+import edu.kit.ipd.descartes.identifier.provider.IdentifierEditPlugin;
+
+import org.eclipse.emf.common.EMFPlugin;
+
+import org.eclipse.emf.common.ui.EclipseUIPlugin;
+
+import org.eclipse.emf.common.util.ResourceLocator;
+
+/**
+ * This is the central singleton for the Adaptationpoints editor plugin.
+ * <!-- begin-user-doc -->
+ * <!-- end-user-doc -->
+ * @generated
+ */
+public final class AdaptationpointsEditorPlugin extends EMFPlugin {
+    /**
+     * Keep track of the singleton.
+     * <!-- begin-user-doc -->
+     * <!-- end-user-doc -->
+     * @generated
+     */
+    public static final AdaptationpointsEditorPlugin INSTANCE = new AdaptationpointsEditorPlugin();
+    
+    /**
+     * 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 AdaptationpointsEditorPlugin() {
+        super
+            (new ResourceLocator [] {
+                CoreEditPlugin.INSTANCE,
+                IdentifierEditPlugin.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 EclipseUIPlugin {
+        /**
+         * Creates an instance.
+         * <!-- begin-user-doc -->
+         * <!-- end-user-doc -->
+         * @generated
+         */
+        public Implementation() {
+            super();
+    
+            // Remember the static instance.
+            //
+            plugin = this;
+        }
+    }
+
+}