parameters: (self, evt)
docstring: Catches the cancel button clicks and checks if anything
          needs to be done before closing the window.
          @param evt: event that called this handler
docstring_summary: Catches the cancel button clicks and checks if anything
          needs to be done before closing the window.
          @param evt: event that called this handler
docstring_tokens: Catches the cancel button clicks and checks if anything needs to be done before closing the window . @param evt : event that called this handler
function: def OnCancel(self, evt):
          """Catches the cancel button clicks and checks if anything
          needs to be done before closing the window.
          @param evt: event that called this handler
  
          """
          self.LOG('[style_editor][evt] Cancel Clicked Closing Window')
          evt.Skip()
function_tokens: def OnCancel ( self , evt ) : self . LOG ( '[style_editor][evt] Cancel Clicked Closing Window' ) evt . Skip ( )