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   1 package com.quantum.view.bookmark;
   2
   3 import java.util.Iterator;
   4
   5 import com.quantum.ImageStore;
   6 import com.quantum.actions.AddToQuickListAction;
   7 import com.quantum.actions.ConnectAction;
   8 import com.quantum.actions.DeleteAllRowsAction;
   9 import com.quantum.actions.DeleteBookmarkAction;
  10 import com.quantum.actions.DisconnectAction;
  11 import com.quantum.actions.NewBookmarkAction;
  12 import com.quantum.actions.NextSequenceAction;
  13 import com.quantum.actions.OpenQueryAction;
  14 import com.quantum.actions.PrevSequenceAction;
  15 import com.quantum.actions.RefreshBookmarkAction;
  16 import com.quantum.actions.RemoveFromQuickListAction;
  17 import com.quantum.actions.ViewTableAction;
  18 import com.quantum.actions.ViewTableDetailsAction;
  19 import com.quantum.model.Bookmark;
  20 import com.quantum.util.versioning.VersioningHelper;
  21
  22 import org.eclipse.jface.action.Action;
  23 import org.eclipse.jface.action.IAction;
  24 import org.eclipse.jface.action.IMenuManager;
  25 import org.eclipse.jface.action.IToolBarManager;
  26 import org.eclipse.jface.action.Separator;
  27 import org.eclipse.jface.viewers.ISelectionProvider;
  28 import org.eclipse.jface.viewers.IStructuredSelection;
  29 import org.eclipse.ui.IActionBars;
  30 import org.eclipse.ui.IViewPart;
  31 import org.eclipse.ui.IWorkbenchActionConstants;
  32 import org.eclipse.ui.actions.ActionGroup;
  33 import org.eclipse.ui.actions.ExportResourcesAction;
  34 import org.eclipse.ui.actions.SelectionListenerAction;
  35 import org.eclipse.ui.actions.SelectionProviderAction;
  36 import org.eclipse.ui.dialogs.PropertyDialogAction;
  37
  38 /**
  39  * @author BC
  40  */
  41 public class BookmarkViewActionGroup extends ActionGroup
  42     implements BookmarkClipboard {
  43
  44     private Bookmark bookmarkClipboard;
  45
  46     private Action newBookmarkAction;
  47
  48     // bookmark node actions
  49     private SelectionListenerAction connectAction;
  50     private SelectionListenerAction disconnectAction;
  51     private SelectionListenerAction deleteBookmarkAction;
  52
  53     // Query node actions
  54     private SelectionListenerAction openQueryAction;
  55
  56     // Entity node actions
  57     private SelectionListenerAction addToQuickListAction;
  58     private SelectionListenerAction removeFromQuickListAction;
  59     private SelectionListenerAction viewTableAction;
  60     private SelectionListenerAction viewTableDetailsAction;
  61
  62     private SelectionListenerAction nextSequenceAction;
  63     private SelectionListenerAction previousSequenceAction;
  64
  65
  66     // other actions
  67     private SelectionListenerAction refreshAction;
  68     private SelectionListenerAction renameAction;
  69
  70     private ExportResourcesAction exportAction;
  71
  72
  73     private SelectionProviderAction propertiesAction;
  74
  75     private SelectionListenerAction copyAction;
  76     private SelectionListenerAction pasteAction;
  77     private SelectionListenerAction deleteAllRowsAction;
  78
  79     private IViewPart viewPart;
  80
  81     public BookmarkViewActionGroup(
  82         IViewPart viewPart, ISelectionProvider selectionProvider) {
  83         this.viewPart = viewPart;
  84
  85         this.newBookmarkAction = new NewBookmarkAction(this.viewPart);
  86
  87         // bookmark actions
  88         this.connectAction = new ConnectAction(this.viewPart);
  89         this.disconnectAction = new DisconnectAction(this.viewPart);
  90         this.deleteBookmarkAction = new DeleteBookmarkAction(this.viewPart);
  91
  92         // entity actions
  93         this.previousSequenceAction = new PrevSequenceAction(this.viewPart);
  94         this.nextSequenceAction = new NextSequenceAction(this.viewPart);
  95         this.addToQuickListAction = new AddToQuickListAction(this.viewPart);
  96         this.removeFromQuickListAction = new RemoveFromQuickListAction(this.viewPart);
  97         this.deleteAllRowsAction = new DeleteAllRowsAction(this.viewPart);
  98         this.viewTableDetailsAction = new ViewTableDetailsAction(this.viewPart);
  99
 100         this.openQueryAction = new OpenQueryAction(this.viewPart);
 101
 102         this.viewTableAction = new ViewTableAction(this.viewPart);
 103         this.refreshAction = new RefreshBookmarkAction(this.viewPart);
 104         this.renameAction = new RenameAction(this.viewPart);
 105         this.copyAction = new CopyAction(this.viewPart, this, selectionProvider);
 106         this.pasteAction = new PasteAction(this.viewPart, this, selectionProvider);
 107         this.exportAction = VersioningHelper.createExportResourcesAction(
 108                         this.viewPart.getViewSite().getWorkbenchWindow());
 109         this.exportAction.setImageDescriptor(ImageStore.getImageDescriptor(ImageStore.EXPORT));
 110
 111         this.propertiesAction = new PropertyDialogAction(
 112             this.viewPart.getSite().getShell(), selectionProvider);
 113     }
 114
 115
 116     /**
 117      * @see org.eclipse.ui.actions.ActionGroup#fillContextMenu(org.eclipse.jface.action.IMenuManager)
 118      */
 119     public void fillContextMenu(IMenuManager menu) {
 120
 121         menu.add(this.newBookmarkAction);
 122         menu.add(new Separator());
 123
 124         if (getStructuredSelection().size() > 0 &&
 125             isEverySelectionInstanceof(BookmarkNode.class)) {
 126
 127             addToMenu(menu, this.connectAction);
 128             addToMenu(menu, this.disconnectAction);
 129         }
 130
 131         menu.add(new Separator());
 132         menu.add(this.copyAction);
 133         // TODO: paste needs to change enablement whenever something is added
 134         //       to the clipboard
 135         addToMenu(menu, this.pasteAction);
 136         addToMenu(menu, this.deleteBookmarkAction);
 137
 138         if (getStructuredSelection().size() == 1 &&
 139             isEverySelectionInstanceof(BookmarkNode.class)) {
 140
 141             addToMenu(menu, this.renameAction);
 142         }
 143
 144         menu.add(new Separator());
 145
 146         // NOTE: In Eclipse 3.0.0 M6, Export is no longer a sub-class of
 147         //       SelectionListenerAction.
 148         if (this.exportAction != null) {
 149                 this.exportAction.selectionChanged(getStructuredSelection());
 150                 menu.add(this.exportAction);
 151         }
 152
 153         if (getStructuredSelection().size() == 1 &&
 154             isEverySelectionInstanceof(BookmarkNode.class)) {
 155         }
 156
 157         if (isEverySelectionInstanceof(QueryNode.class)) {
 158             if (getStructuredSelection().size() == 1) {
 159                 addToMenu(menu, this.openQueryAction);
 160             }
 161         }
 162
 163         if (getStructuredSelection().size() > 0 &&
 164             isEverySelectionInstanceof(EntityNode.class)) {
 165
 166             menu.add(new Separator());
 167
 168             if (getStructuredSelection().size() == 1) {
 169                 if (((EntityNode) getStructuredSelection().getFirstElement()).isSequence()) {
 170                     addToMenu(menu, this.nextSequenceAction);
 171                     addToMenu(menu, this.previousSequenceAction);
 172                 } else {
 173                     addToMenu(menu, this.viewTableAction);
 174                     addToMenu(menu, this.deleteAllRowsAction);
 175                     addToMenu(menu, this.viewTableDetailsAction);
 176                 }
 177             }
 178
 179             addToMenu(menu, this.addToQuickListAction);
 180             addToMenu(menu, this.removeFromQuickListAction);
 181         }
 182
 183         if (getStructuredSelection().size() == 1) {
 184             menu.add(new Separator());
 185             addToMenu(menu, this.refreshAction);
 186         }
 187
 188         createMarkerForActionsProvidedByOtherPlugins(menu);
 189
 190         if (getStructuredSelection().size() == 1) {
 191             addToMenu(menu, this.propertiesAction);
 192         }
 193
 194     }
 195
 196     private void addToMenu(IMenuManager menu, SelectionListenerAction action) {
 197         action.selectionChanged(getStructuredSelection());
 198         menu.add(action);
 199     }
 200
 201     private void addToMenu(IMenuManager menu, SelectionProviderAction action) {
 202         action.selectionChanged(getStructuredSelection());
 203         menu.add(action);
 204     }
 205
 206
 207     private IStructuredSelection getStructuredSelection() {
 208         return (IStructuredSelection) getContext().getSelection();
 209     }
 210
 211     private boolean isEverySelectionInstanceof(Class selectedClass) {
 212         boolean result = true;
 213         IStructuredSelection selection = getStructuredSelection();
 214         for (Iterator i = selection.iterator(); result && i.hasNext(); ) {
 215             Object object = i.next();
 216             result &= selectedClass.isAssignableFrom(object.getClass());
 217         }
 218
 219         return result;
 220     }
 221
 222     public IAction getOpenAction() {
 223         if (isEverySelectionInstanceof(BookmarkNode.class)) {
 224             this.connectAction.selectionChanged(getStructuredSelection());
 225             return this.connectAction.isEnabled() ? this.connectAction : null;
 226         } else if (isEverySelectionInstanceof(EntityNode.class)) {
 227             this.viewTableAction.selectionChanged(getStructuredSelection());
 228             return this.viewTableAction.isEnabled() ? this.viewTableAction : null;
 229         } else if (isEverySelectionInstanceof(QueryNode.class)) {
 230             this.openQueryAction.selectionChanged(getStructuredSelection());
 231             return this.openQueryAction.isEnabled() ? this.openQueryAction : null;
 232         } else {
 233             return null;
 234         }
 235     }
 236
 237     private void createMarkerForActionsProvidedByOtherPlugins(IMenuManager mgr) {
 238         mgr.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
 239         mgr.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS + "-end")); //$NON-NLS-1$
 240         mgr.add(new Separator());
 241     }
 242     public void fillActionBars(IActionBars actionBars) {
 243         IToolBarManager toolBar = actionBars.getToolBarManager();
 244         toolBar.add(this.newBookmarkAction);
 245
 246         actionBars.setGlobalActionHandler(IWorkbenchActionConstants.COPY, this.copyAction);
 247     }
 248
 249
 250     /* (non-Javadoc)
 251      * @see com.quantum.view.bookmark.BookmarkClipboard#setBookmark(com.quantum.model.Bookmark)
 252      */
 253     public void setBookmark(Bookmark bookmark) {
 254         this.bookmarkClipboard = bookmark;
 255     }
 256
 257
 258     /* (non-Javadoc)
 259      * @see com.quantum.view.bookmark.BookmarkClipboard#getBookmark()
 260      */
 261     public Bookmark getBookmark() {
 262         return this.bookmarkClipboard;
 263     }
 264 }