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
public boolean setFocus () {
	checkWidget();
	return text.setFocus ();
}
public void setFont (Font font) {
	super.setFont (font);
	this.font = font;
	text.setFont (font);
	list.setFont (font);
	internalLayout ();
}
public void setForeground (Color color) {
	super.setForeground(color);
	foreground = color;
	if (text != null) text.setForeground(color);
	if (list != null) list.setForeground(color);
	if (arrow != null) arrow.setForeground(color);
}
/**
* Sets the text of an item; indexing is zero based.
*
* This operation will fail when the index is out
* of range or an item could not be changed in
* the OS.
*
* @param index the index for the item
* @param string the item
*
* @exception SWTError(ERROR_THREAD_INVALID_ACCESS)
*	when called from the wrong thread