HYTOS

from TrainingEditorDialog import QTrainingEditorDialog

            if type(self.mainWindow) is QTrainingEditorDialog:

                self.mainWindow.keyPressEvent(event)

    '''

        @brief      key pressed event

        @author     euisung

        @date       2018.11.05

    '''

    def keyPressEvent(self, event):

        try:

            if event.key() == Qt.Key_Left:

                for item in self.graphicsViewTrainingDrawing.scene.selectedItems():

                    if type(item) is QTrainingBoxItem:

                        item.setSelected(False)

                for item in self.graphicsViewTrainingDrawing.scene.items():

                    if type(item) is QTrainingBoxItem:

                        item.setSelected(True)

                        break

            elif event.key() == Qt.Key_Right:

                pass

        except Exception as ex:

            print('error occured({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, sys.exc_info()[-1].tb_lineno))

            from App import App

            from AppDocData import MessageType

            message = 'error occured({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, sys.exc_info()[-1].tb_lineno)

            App.mainWnd().addMessage.emit(MessageType.Error, message)

            return None