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

   1 package com.quantum.actions;
   2
   3 import java.util.Iterator;
   4
   5 import com.quantum.Messages;
   6 import com.quantum.view.subset.ObjectNode;
   7 import com.quantum.view.subset.SubsetNode;
   8 import com.quantum.view.subset.SubsetView;
   9
  10 import org.eclipse.jface.action.Action;
  11 import org.eclipse.jface.action.IAction;
  12 import org.eclipse.jface.dialogs.MessageDialog;
  13 import org.eclipse.jface.viewers.ISelection;
  14 import org.eclipse.jface.viewers.StructuredSelection;
  15 import org.eclipse.ui.IViewActionDelegate;
  16 import org.eclipse.ui.IViewPart;
  17
  18 /**
  19  * Deletes an entire object (Table) from the SubsetView
  20  * @author root
  21  *
  22  */
  23 public class DeleteObjectAction extends Action implements IViewActionDelegate  {
  24         SubsetView view;
  25         /**
  26          * @see org.eclipse.ui.IViewActionDelegate#init(IViewPart)
  27          */
  28         public void init(IViewPart view) {
  29                 this.view = (SubsetView) view;
  30         }
  31
  32         /**
  33          * @see org.eclipse.ui.IActionDelegate#run(IAction)
  34          */
  35         public void run(IAction action) {
  36                 run();
  37         }
  38
  39         public void run() {
  40                 Object selection = view.getCurrent();
  41                 if (selection instanceof SubsetNode) {
  42                         SubsetNode node = (SubsetNode) selection;
  43                         if (node != null) {
  44                                 boolean flag = MessageDialog.openConfirm(view.getSite().getShell(),
  45                                                                 Messages.getString("DeleteObjectAction.DeleteSubset"),  //$NON-NLS-1$
  46                                                                 Messages.getString("DeleteObjectAction.ConfirmDeleteSubset") + node.getName()); //$NON-NLS-1$
  47                                 if (flag) {
  48                                         view.deleteCurrent();
  49                                 }
  50                         }
  51                 } else if (selection instanceof ObjectNode) {
  52                         StructuredSelection allSelected = view.getSelection();
  53                         Iterator iter = allSelected.iterator();
  54                         if (! MessageDialog.openConfirm(view.getSite().getShell(),
  55                                                         Messages.getString("DeleteObjectAction.DeleteItems"),  //$NON-NLS-1$
  56                                                         Messages.getString("DeleteObjectAction.ConfirmDeleteItems") )) //$NON-NLS-1$
  57                                 return;
  58
  59                         while (iter.hasNext()) {
  60                                 Object current = iter.next();
  61                                 if (current instanceof ObjectNode) {
  62                                         ObjectNode node = (ObjectNode) current;
  63                                         if (node != null) {
  64                                                         view.deleteObject(node);
  65                                         }
  66                                 }
  67                         }
  68                 }
  69         }
  70
  71         /**
  72          * @see org.eclipse.ui.IActionDelegate#selectionChanged(IAction, ISelection)
  73          */
  74         public void selectionChanged(IAction action, ISelection selection) {
  75         }
  76
  77 }