Knowledge Base Nr: 00343 numberedit.java - http://www.swe-kaiser.de

Java: GWT: Nur zahleneingabe in textbox erlauben

  
	m_tbPhone = new TextBox();
	m_tbPhone.addKeyPressHandler(new KeyPressHandler()
	{
		@Override
		public void onKeyPress(KeyPressEvent event)
		{
			char c = event.getCharCode();

            if(!Character.isDigit(c) && !(event.getNativeEvent().getKeyCode() == KeyCodes.KEY_TAB))
                ((TextBox)event.getSource()).cancelKey();
		}
	});