minimized_dock_widgets_toolbar.py
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1 # Copyright (c) 2011, Dirk Thomas, Dorian Scholz, TU Darmstadt
2 # All rights reserved.
3 #
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions
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7 #
8 # * Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # * Redistributions in binary form must reproduce the above
11 # copyright notice, this list of conditions and the following
12 # disclaimer in the documentation and/or other materials provided
13 # with the distribution.
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15 # contributors may be used to endorse or promote products derived
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30 
31 from python_qt_binding.QtCore import QSignalMapper, Qt
32 from python_qt_binding.QtGui import QIcon
33 from python_qt_binding.QtWidgets import QAction, QToolBar, QWidget
34 
35 
37 
38  max_label_length = 15
39 
40  def __init__(self, container_manager, parent=None):
41  super(MinimizedDockWidgetsToolbar, self).__init__(parent=parent)
42  self.setWindowTitle(self.tr('Minimized dock widgets'))
43  self.setObjectName('MinimizedDockWidgetsToolbar')
44  self.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
45  self._container_manager = container_manager
46  self._signal_mapper = QSignalMapper(self)
47  self._signal_mapper.mapped[QWidget].connect(self._on_action_triggered)
48  self._dock_widgets = {}
49 
50  self.hide()
51 
52  def addDockWidget(self, dock_widget):
53  # remove action for same dock widget if exists
54  self.removeDockWidget(dock_widget)
55 
56  icon = dock_widget.windowIcon()
57  if icon.isNull():
58  icon = QIcon.fromTheme('folder')
59  title = dock_widget.windowTitle()
60  action = QAction(icon, title, self)
61  # truncate label if necessary
62  if len(title) > MinimizedDockWidgetsToolbar.max_label_length:
63  action.setToolTip(title)
64  action.setIconText(title[0:MinimizedDockWidgetsToolbar.max_label_length] + '...')
65  self._signal_mapper.setMapping(action, dock_widget)
66  action.triggered.connect(self._signal_mapper.map)
67  self._dock_widgets[dock_widget] = action
68  self.addAction(action)
69 
70  self.show()
71 
72  def removeDockWidget(self, dock_widget):
73  if dock_widget in self._dock_widgets:
74  action = self._dock_widgets[dock_widget]
75  self.removeAction(action)
76  del self._dock_widgets[dock_widget]
77  self._signal_mapper.removeMappings(action)
78 
79  if not self._dock_widgets:
80  self.hide()
81 
82  def _on_action_triggered(self, dock_widget):
83  # if the dock widget is nested inside a container also show the container
84  # do this recursively for nested containers
85  while True:
86  parent = self._container_manager.get_container_of_dock_widget(dock_widget)
87  if parent is None:
88  break
89  dock_widget.show()
90  dock_widget = parent
91  dock_widget.show()


qt_gui
Author(s): Dirk Thomas
autogenerated on Sun Nov 1 2020 04:03:22