[wxGlade] - How to add new event to a button in events tab

Hi, I am a starter of wxGlade (0.6.2). I am trying buiding a simple application which is a frame contains a button. In the button properties window, select the events tab, there is a default event EVT_BUTTON, I have added a handler to this event, when I want to add a new event to the button here,

[wxGlade] - How to add new event to a button in events tab

Hi, I am a newbie of wxGlade (0.6.2). I am trying buiding a simple application which is a frame contains a button. In the button properties window, select the events tab, there is a default event EVT_BUTTON, I have added a handler to this event, when I want to add a new event to the button here, b