Bug 132652 Click other property will cause the previous revised value lost in Properties sheet.
Description: Click other property will cause the previous revised value lost in Properties sheet. Steps to reproduce: 1. Insert a label 2. Open Properties sheet, select the label. 3. Input 10pt in Margin left, then click Margin right. Expected result: 10pt is saved. Actual result: 10pt was lost.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/swt/custom/CCombo.java
event.display.asyncExec(new Runnable() {
				public void run() {
					if (CCombo.this.isDisposed()) return;
					Control focusControl = getDisplay().getFocusControl();
					if (focusControl == arrow || focusControl == list || focusControl == text) return;
					hasFocus = false;
					Event e = new Event();
					notifyListeners(SWT.FocusOut, e);
				}
			});
			break;
		}
		case SWT.Selection: {
			dropDown (!isDropped ());
			break;
		}
	}
}
/**
* Clears the current selection.
* <p>
*
* @exception SWTError(ERROR_THREAD_INVALID_ACCESS)
*	when called from the wrong thread
* @exception SWTError(ERROR_WIDGET_DISPOSED)
*	when the widget has been disposed
*/
public void clearSelection () {
	checkWidget();
	text.clearSelection ();