def clear(self, layout=None):
"""
Clear the view, thereby deleting any existing widgets.
"""
menu_bar = self._controller.window._menu_bar
if menu_bar is not None:
menu_bar.hide()
for toolbar in self._controller.window._toolbars:
self._controller.window.removeToolBar(toolbar)
self._controller.window._toolbars = []
if layout is not None:
for index in reversed(range(layout.count())):
item = layout.itemAt(index)
if isinstance(item, QtGui.QWidgetItem):
item.widget().close()
else:
self.clear(item.layout())
# Delete the layout itself.
QtCore.QObjectCleanupHandler().add(layout)
# Close all figures that the view may have opened.
plt.close('all')
def _cleanup(self):
cleaner = QtCore.QObjectCleanupHandler()
self._update_grid_button_state(running=False)
# Remove old individual items from the list widget, then add the new
# individuals in the population.
for i in range(self._listWidget.count() - 1, -1, -1):
self._listWidget.itemWidget(self._listWidget.item(i)).close()
self._listWidget.takeItem(i)
self._stackedLayout.takeAt(i).widget().close()
if i >= self._overview_items:
self._individual_axes[i - self._overview_items].cla()
canvas = self._individual_canvases[i - self._overview_items]
canvas.figure.clf()
plt.close(canvas.figure)
cleaner.add(canvas)
for plot in self._graph_plots.itervalues():
plot.clear()
if self._front_canvas is not None:
self._front_axes.cla()
self._front_canvas.figure.clf()
plt.close(self._front_canvas.figure)
cleaner.add(self._front_canvas)
self._front_canvas = None
if self._grid_timer is not None:
self._grid_timer.stop()
self._grid_timer = None
if self._update_timer is not None:
self._update_timer.stop()
self._update_timer = None
cleaner.clear()
self._init()
def show_games_list(self):
clear_layout(self.helper.get_main_content_layout())
QtCore.QObjectCleanupHandler().add(self.helper.get_main_content_layout())
games = self.twitch_api.get_games(limit=24)
self.helper.set_main_content_layout(self.helper.create_games_list_layout(games, self.show_streams_by_game))
self.main_content_box.setLayout(self.helper.get_main_content_layout())
def show_streams_by_game(self, game):
clear_layout(self.helper.get_main_content_layout())
QtCore.QObjectCleanupHandler().add(self.helper.get_main_content_layout())
streams = self.twitch_api.get_game_streams(game, limit=12)
self.helper.set_main_content_layout(self.helper.create_streams_layout(streams["streams"], self.player))
self.main_content_box.setLayout(self.helper.get_main_content_layout())
