docs: def setTextEdit( self, textEdit ):
          """
          Sets the text edit that this find widget will use to search.
          
          :param      textEdit | <QTextEdit>
          """
          if ( self._textEdit ):
              self._textEdit.removeAction(self._findAction)
              
          self._textEdit = textEdit
          if ( textEdit ):
              textEdit.addAction(self._findAction)