Ejemplo n.º 1
0
 void createWidget(int index) {
   super.createWidget(index);
   int topHandle = topHandle();
   if (OS.XtIsRealized(topHandle)) {
     /*
      * Make sure that the widget has been properly realized
      * because the widget was created after the parent
      * has been realized.
      */
     realizeChildren();
   }
 }
Ejemplo n.º 2
0
 /**
  * Sets the control that is used to fill the bounds of the item when the item is a <code>SEPARATOR
  * </code>.
  *
  * @param control the new control
  * @exception IllegalArgumentException
  *     <ul>
  *       <li>ERROR_INVALID_ARGUMENT - if the control has been disposed
  *       <li>ERROR_INVALID_PARENT - if the control is not in the same widget tree
  *     </ul>
  *
  * @exception SWTException
  *     <ul>
  *       <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
  *       <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
  *     </ul>
  */
 public void setControl(Control control) {
   checkWidget();
   if (control != null) {
     if (control.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
     if (control.parent != parent) error(SWT.ERROR_INVALID_PARENT);
   }
   if ((style & SWT.SEPARATOR) == 0) return;
   if (this.control == control) return;
   this.control = control;
   int[] argList = {
     OS.XmNseparatorType,
     control == null
         ? ((parent.style & SWT.FLAT) != 0 ? OS.XmSHADOW_ETCHED_IN : OS.XmSHADOW_ETCHED_OUT)
         : OS.XmNO_LINE,
   };
   OS.XtSetValues(handle, argList, argList.length / 2);
   if (control != null && !control.isDisposed()) {
     /*
      * It is possible that the control was created with a
      * z-order below that of the current tool item. In this
      * case, the control is not visible because it is
      * obscured by the tool item. The fix is to move the
      * control above this tool item in the z-order.
      * The code below is similar to the code found in
      * setZOrder.
      */
     int xDisplay = OS.XtDisplay(handle);
     if (xDisplay == 0) return;
     if (!OS.XtIsRealized(handle)) {
       Shell shell = parent.getShell();
       shell.realizeWidget();
     }
     int topHandle1 = control.topHandle();
     int window1 = OS.XtWindow(topHandle1);
     if (window1 == 0) return;
     int topHandle2 = this.topHandle();
     int window2 = OS.XtWindow(topHandle2);
     if (window2 == 0) return;
     XWindowChanges struct = new XWindowChanges();
     struct.sibling = window2;
     struct.stack_mode = OS.Above;
     int screen = OS.XDefaultScreen(xDisplay);
     int flags = OS.CWStackMode | OS.CWSibling;
     OS.XReconfigureWMWindow(xDisplay, window1, screen, flags, struct);
   }
   parent.relayout();
 }