SignalFrameController.py 文件源码

def on_cb_signal_view_index_changed(self):
        self.setCursor(Qt.WaitCursor)

        self.__set_spectrogram_adjust_widgets_visibility()

        if self.ui.cbSignalView.currentText().lower() == "spectrogram":
            self.ui.stackedWidget.setCurrentWidget(self.ui.pageSpectrogram)
            self.draw_spectrogram(show_full_scene=True)
            self.__set_selected_bandwidth()
        else:
            self.ui.stackedWidget.setCurrentWidget(self.ui.pageSignal)
            self.ui.gvSignal.scene_type = self.ui.cbSignalView.currentIndex()
            self.ui.gvSignal.redraw_view(reinitialize=True)

            if self.ui.cbSignalView.currentIndex() == 1:
                self.ui.gvLegend.y_scene = self.scene_manager.scene.sceneRect().y()
                self.ui.gvLegend.scene_height = self.scene_manager.scene.sceneRect().height()
                self.ui.gvLegend.refresh()
            else:
                self.ui.gvLegend.hide()

            self.ui.gvSignal.auto_fit_view()
            self.ui.gvSignal.refresh_selection_area()
            self.on_slider_y_scale_value_changed()  # apply YScale to new view
            self.__set_samples_in_view()
            self.__set_duration()

        self.unsetCursor()