net.sourceforge.phpeclipse.debug.ui/src/net/sourceforge/phpdt/internal/debug/ui/actions/PHPDebugBreakpointAction.java

   1 package net.sourceforge.phpdt.internal.debug.ui.actions;
   2
   3 import net.sourceforge.phpdt.internal.debug.core.breakpoints.PHPLineBreakpoint;
   4 import net.sourceforge.phpdt.internal.debug.ui.properties.PHPBreakpointPropertiesDialog;
   5
   6 import org.eclipse.jface.action.IAction;
   7 import org.eclipse.jface.viewers.ISelection;
   8 import org.eclipse.jface.viewers.IStructuredSelection;
   9 import org.eclipse.ui.IViewActionDelegate;
  10 import org.eclipse.ui.IViewPart;
  11
  12 /**
  13  * Enables the context menu entry if object is of type PHPLineBreakpoint. This
  14  * is used for Breakpoint properties menu. Properties menu let you set 'skip
  15  * count' and condition of a PHP breakpoint.
  16  *
  17  */
  18
  19 public class PHPDebugBreakpointAction implements IViewActionDelegate {
  20         protected PHPLineBreakpoint fBreakpoint = null;
  21
  22         public void init(IViewPart view) {
  23
  24         }
  25
  26         public void run(IAction action) {
  27                 PHPBreakpointPropertiesDialog dialog = new PHPBreakpointPropertiesDialog(
  28                                 null, fBreakpoint);
  29                 dialog.open();
  30         }
  31
  32         public void selectionChanged(IAction action, ISelection selection) {
  33                 IStructuredSelection bpSelection;
  34                 Object bpObject;
  35
  36                 if (selection instanceof IStructuredSelection) {
  37                         bpSelection = (IStructuredSelection) selection;
  38
  39                         if (bpSelection.size() == 1) { // Do we have something selected
  40                                 bpObject = bpSelection.getFirstElement(); // Get the selected
  41                                                                                                                         // object
  42
  43                                 if (bpObject instanceof PHPLineBreakpoint) { // Is the object
  44                                                                                                                                 // of type
  45                                                                                                                                 // PHPLineBreakpoint?
  46                                         fBreakpoint = (PHPLineBreakpoint) bpObject;
  47                                         action.setEnabled(true); // Then enable the context menu
  48                                                                                                 // item
  49                                         return;
  50                                 }
  51                         }
  52                 }
  53
  54                 action.setEnabled(false); // It isn't a PHPLineBreakpoint, so disable
  55                                                                         // the menu item
  56         }
  57 }