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

   1 package com.quantum.actions;
   2
   3 import java.sql.SQLException;
   4
   5 import com.quantum.Messages;
   6 import com.quantum.model.ConnectionException;
   7 import com.quantum.model.Table;
   8 import com.quantum.ui.dialog.ExceptionDisplayDialog;
   9 import com.quantum.view.bookmark.EntityNode;
  10
  11 import org.eclipse.jface.dialogs.MessageDialog;
  12 import org.eclipse.jface.viewers.IStructuredSelection;
  13 import org.eclipse.swt.widgets.Shell;
  14 import org.eclipse.ui.IViewPart;
  15 import org.eclipse.ui.actions.SelectionListenerAction;
  16
  17 /**
  18  * @author root
  19  *
  20  */
  21 public class DeleteAllRowsAction extends SelectionListenerAction {
  22     private IViewPart view;
  23
  24         /**
  25          * @see org.eclipse.ui.IViewActionDelegate#init(IViewPart)
  26          */
  27         public DeleteAllRowsAction(IViewPart view) {
  28         super(Messages.getString(DeleteAllRowsAction.class.getName() + ".text"));
  29                 this.view = view;
  30         }
  31
  32         public void run() {
  33         try {
  34             Table table = getTable();
  35                         if (table != null) {
  36                                 boolean flag = MessageDialog.openConfirm(
  37                     view.getSite().getShell(),
  38                     Messages.getString(DeleteAllRowsAction.class.getName() + ".confirmTitle"),
  39                     Messages.getString(DeleteAllRowsAction.class.getName() + ".confirmText",
  40                     new Object[] { table.getQualifiedName() }));
  41                                 if (flag) {
  42                                         table.deleteAllRows();
  43                                 }
  44                         }
  45         } catch (SQLException e) {
  46             ExceptionDisplayDialog.openError(getShell(),
  47                 Messages.getString("ExecuteAgainstAction.title"),
  48                 Messages.getString("ExecuteAgainstAction.ConnectionException"), e);
  49         } catch (ConnectionException e) {
  50             ExceptionDisplayDialog.openError(getShell(),
  51                 Messages.getString("ExecuteAgainstAction.title"),
  52                 Messages.getString("ExecuteAgainstAction.ConnectionException"), e);
  53         }
  54         }
  55
  56     private Table getTable() {
  57         EntityNode node = (EntityNode) getSelectedNonResources().get(0);
  58         return node == null ? null : (Table) node.getEntity();
  59     }
  60
  61
  62
  63     protected Shell getShell() {
  64         return this.view.getViewSite().getShell();
  65     }
  66
  67     /* (non-Javadoc)
  68      * @see org.eclipse.ui.actions.SelectionListenerAction#updateSelection(org.eclipse.jface.viewers.IStructuredSelection)
  69      */
  70     protected boolean updateSelection(IStructuredSelection selection) {
  71         boolean enabled = super.updateSelection(selection);
  72         return enabled && selection.size() == 1 &&
  73             (selection.getFirstElement() instanceof EntityNode) &&
  74             ((EntityNode) selection.getFirstElement()).isTable();
  75     }
  76
  77 }