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
switch (event.type) {
		case SWT.FocusIn: {
			if (hasFocus) return;
			hasFocus = true;
			if (getEditable ()) text.selectAll ();
			Event e = new Event();
			e.time = event.time;
			notifyListeners(SWT.FocusIn, e);
			break;
		}
		case SWT.FocusOut: {
			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.KeyDown: {
			if (event.character == SWT.CR) {
				dropDown (false);
				Event e = new Event();
				e.time = event.time;
				e.stateMask = event.stateMask;
				notifyListeners(SWT.DefaultSelection, e);