def motion_notify_event(self, mouse_event):
if mouse_event.xdata and mouse_event.ydata:
self.mouseMovedSignal.emit(mouse_event.xdata, mouse_event.ydata)
else:
self.mouseLeftSignal.emit()
if self.selection_xrange and mouse_event.xdata:
do_update = False
(x_start, x_end) = self.mpl_canvas.axes.get_xlim()
delta = abs((x_end - x_start) / 50.0)
if abs(self.selection_xrange[0] - mouse_event.xdata) < delta:
QtImport.QApplication.setOverrideCursor(
QtImport.QCursor(QtImport.Qt.SizeHorCursor))
if self.mouse_clicked:
self.selection_xrange[0] = mouse_event.xdata
do_update = True
elif abs(self.selection_xrange[1] - mouse_event.xdata) < delta:
QtImport.QApplication.setOverrideCursor(
QtImport.QCursor(QtImport.Qt.SizeHorCursor))
if self.mouse_clicked:
self.selection_xrange[1] = mouse_event.xdata
do_update = True
if do_update:
self.selection_span.set_xy([
[self.selection_xrange[0], 0],
[self.selection_xrange[0], 1],
[self.selection_xrange[1], 1],
[self.selection_xrange[1], 0],
[self.selection_xrange[0], 0],
])
self.mpl_canvas.fig.canvas.draw()
self.mpl_canvas.fig.canvas.flush_events()
def _instance_mode_changed(self, mode):
for widget, widget_name, master_sync in self._widget_events:
if isinstance(widget, QtImport.QGroupBox):
self.connect_group_box(widget, widget_name, master_sync)
elif isinstance(widget, QtImport.QComboBox):
self.connect_combobox(widget, widget_name, master_sync)
elif isinstance(widget, QtImport.QLineEdit):
self.connect_line_edit(widget, widget_name, master_sync)
elif isinstance(widget, QtImport.QSpinBox):
self.connect_spinbox(widget, widget_name, master_sync)
elif isinstance(widget, QtImport.QDoubleSpinBox):
self.connect_double_spinbox(widget, widget_name, master_sync)
else:
# verify if widget has the widgetSynchronize method!!!
self.connect_generic_widget(widget, widget_name, master_sync)
self._widget_events = []
if self.should_filter_event():
self.setCursor(QtImport.QCursor(QtImport.Qt.ForbiddenCursor))
else:
self.setCursor(QtImport.QCursor(QtImport.Qt.ArrowCursor))
