archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/actions/DeleteBookmarkAction.java

   1 package com.quantum.actions;
   2
   3 import java.util.Iterator;
   4 import java.util.List;
   5
   6 import com.quantum.Messages;
   7 import com.quantum.QuantumPlugin;
   8 import com.quantum.model.BookmarkCollection;
   9 import com.quantum.view.bookmark.BookmarkNode;
  10
  11 import org.eclipse.jface.action.IAction;
  12 import org.eclipse.jface.dialogs.MessageDialog;
  13 import org.eclipse.jface.viewers.IStructuredSelection;
  14 import org.eclipse.ui.IViewPart;
  15 import org.eclipse.ui.actions.SelectionListenerAction;
  16
  17 /**
  18  * @author root
  19  *
  20  */
  21 public class DeleteBookmarkAction extends SelectionListenerAction {
  22
  23     private IViewPart view;
  24
  25         public DeleteBookmarkAction(IViewPart view) {
  26         super(Messages.getString(DeleteBookmarkAction.class.getName() + ".text"));
  27         setImageDescriptor(QuantumPlugin.getImageDescriptor("delete.gif"));
  28                 this.view = view;
  29         }
  30
  31         /**
  32          * @see org.eclipse.ui.IActionDelegate#run(IAction)
  33          */
  34         public void run(IAction action) {
  35                 run();
  36         }
  37
  38         public void run() {
  39                 List bookmarkNodes = getSelectedNonResources();
  40         boolean flag = MessageDialog.openConfirm(view.getSite().getShell(), Messages.getString("bookmarkview.deleteBookmark"), Messages.getString("bookmarkview.confirm")); //$NON-NLS-1$ //$NON-NLS-2$
  41
  42         for (Iterator i = bookmarkNodes.iterator(); flag && i.hasNext();) {
  43             BookmarkNode bookmarkNode = (BookmarkNode) i.next();
  44             if (bookmarkNode != null) {
  45                 BookmarkCollection.getInstance().removeBookmark(bookmarkNode.getBookmark());
  46             }
  47         }
  48         }
  49
  50         public boolean updateSelection(IStructuredSelection selection) {
  51         boolean enabled = super.updateSelection(selection);
  52         for (Iterator i = selection.iterator(); enabled && i.hasNext(); ) {
  53             enabled &= (i.next() instanceof BookmarkNode);
  54         }
  55
  56         return enabled;
  57         }
  58
  59 }