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