archive/net.sourceforge.phpeclipse.quantum.sql/src/com/quantum/view/tableview/CloseResultSetAction.java

   1 package com.quantum.view.tableview;
   2
   3
   4 import java.util.Iterator;
   5
   6 import com.quantum.ImageStore;
   7 import com.quantum.Messages;
   8 import com.quantum.sql.SQLResultSetCollection;
   9 import com.quantum.sql.SQLResultSetResults;
  10 import com.quantum.util.versioning.VersioningHelper;
  11
  12 import org.eclipse.jface.viewers.ISelectionProvider;
  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  * @author BC Holmes
  20  */
  21 public class CloseResultSetAction extends SelectionListenerAction {
  22
  23         private final ISelectionProvider selectionProvider;
  24
  25         /**
  26          * @param text
  27          */
  28         public CloseResultSetAction(IViewPart view, ISelectionProvider selectionProvider) {
  29                 super("");
  30                 this.selectionProvider = selectionProvider;
  31                 this.selectionProvider.addSelectionChangedListener(this);
  32                 setEnabled(!this.selectionProvider.getSelection().isEmpty());
  33
  34                 setImageDescriptor(ImageStore.getImageDescriptor(ImageStore.CLOSE));
  35                 if (VersioningHelper.isEclipse30()) {
  36                         setDisabledImageDescriptor(ImageStore.getImageDescriptor(ImageStore.CLOSE_DISABLED));
  37                 }
  38                 setToolTipText(Messages.getString(getClass(), "text"));
  39         }
  40
  41         public void run() {
  42                 IStructuredSelection selection =
  43                         (IStructuredSelection) this.selectionProvider.getSelection();
  44                 if (!selection.isEmpty()) {
  45                         for (Iterator i = selection.iterator(); i.hasNext(); ) {
  46                                 SQLResultSetCollection.getInstance().removeSQLResultSet((SQLResultSetResults) i.next());
  47                         }
  48                 }
  49         }
  50
  51         public boolean updateSelection(IStructuredSelection selection) {
  52         return !selection.isEmpty();
  53         }
  54 }