Called when user selects an item from a color picker drop down menu.
    colorClick(event)
    
    
        | event | object, event object | 
    
 
Returns 
undefined.
Description
This method only works for toolbar item of type color or text-color. It is called when user selects a color. It is used internally, but you can use
to emulate clicks. This method emits 
.onClick event.
If you have toolbar defined in the following way:
You can emulate color picker click in the following way: