git.maemo.org Git - gc-dialer/blob - src/util/qwrappers.py

   1 #!/usr/bin/env python
   2
   3 from __future__ import with_statement
   4 from __future__ import division
   5
   6 import logging
   7
   8 import qt_compat
   9 QtCore = qt_compat.QtCore
  10 QtGui = qt_compat.import_module("QtGui")
  11
  12 from util import qui_utils
  13 from util import misc as misc_utils
  14
  15
  16 _moduleLogger = logging.getLogger(__name__)
  17
  18
  19 class ApplicationWrapper(object):
  20
  21         DEFAULT_ORIENTATION = "Default"
  22         AUTO_ORIENTATION = "Auto"
  23         LANDSCAPE_ORIENTATION = "Landscape"
  24         PORTRAIT_ORIENTATION = "Portrait"
  25
  26         def __init__(self, qapp, constants):
  27                 self._constants = constants
  28                 self._qapp = qapp
  29                 self._clipboard = QtGui.QApplication.clipboard()
  30
  31                 self._errorLog = qui_utils.QErrorLog()
  32                 self._mainWindow = None
  33
  34                 self._fullscreenAction = QtGui.QAction(None)
  35                 self._fullscreenAction.setText("Fullscreen")
  36                 self._fullscreenAction.setCheckable(True)
  37                 self._fullscreenAction.setShortcut(QtGui.QKeySequence("CTRL+Enter"))
  38                 self._fullscreenAction.toggled.connect(self._on_toggle_fullscreen)
  39
  40                 self._orientation = self.DEFAULT_ORIENTATION
  41                 self._orientationAction = QtGui.QAction(None)
  42                 self._orientationAction.setText("Next Orientation")
  43                 self._orientationAction.setCheckable(True)
  44                 self._orientationAction.setShortcut(QtGui.QKeySequence("CTRL+o"))
  45                 self._orientationAction.triggered.connect(self._on_next_orientation)
  46
  47                 self._logAction = QtGui.QAction(None)
  48                 self._logAction.setText("Log")
  49                 self._logAction.setShortcut(QtGui.QKeySequence("CTRL+l"))
  50                 self._logAction.triggered.connect(self._on_log)
  51
  52                 self._quitAction = QtGui.QAction(None)
  53                 self._quitAction.setText("Quit")
  54                 self._quitAction.setShortcut(QtGui.QKeySequence("CTRL+q"))
  55                 self._quitAction.triggered.connect(self._on_quit)
  56
  57                 self._aboutAction = QtGui.QAction(None)
  58                 self._aboutAction.setText("About")
  59                 self._aboutAction.triggered.connect(self._on_about)
  60
  61                 self._qapp.lastWindowClosed.connect(self._on_app_quit)
  62                 self._mainWindow = self._new_main_window()
  63                 self._mainWindow.window.destroyed.connect(self._on_child_close)
  64
  65                 self.load_settings()
  66
  67                 self._mainWindow.show()
  68                 self._idleDelay = QtCore.QTimer()
  69                 self._idleDelay.setSingleShot(True)
  70                 self._idleDelay.setInterval(0)
  71                 self._idleDelay.timeout.connect(self._on_delayed_start)
  72                 self._idleDelay.start()
  73
  74         def load_settings(self):
  75                 raise NotImplementedError("Booh")
  76
  77         def save_settings(self):
  78                 raise NotImplementedError("Booh")
  79
  80         def _new_main_window(self):
  81                 raise NotImplementedError("Booh")
  82
  83         @property
  84         def qapp(self):
  85                 return self._qapp
  86
  87         @property
  88         def constants(self):
  89                 return self._constants
  90
  91         @property
  92         def errorLog(self):
  93                 return self._errorLog
  94
  95         @property
  96         def fullscreenAction(self):
  97                 return self._fullscreenAction
  98
  99         @property
 100         def orientationAction(self):
 101                 return self._orientationAction
 102
 103         @property
 104         def orientation(self):
 105                 return self._orientation
 106
 107         @property
 108         def logAction(self):
 109                 return self._logAction
 110
 111         @property
 112         def aboutAction(self):
 113                 return self._aboutAction
 114
 115         @property
 116         def quitAction(self):
 117                 return self._quitAction
 118
 119         @classmethod
 120         def _next_orientation(cls, current):
 121                 return {
 122                         cls.DEFAULT_ORIENTATION: cls.AUTO_ORIENTATION,
 123                         cls.AUTO_ORIENTATION: cls.LANDSCAPE_ORIENTATION,
 124                         cls.LANDSCAPE_ORIENTATION: cls.PORTRAIT_ORIENTATION,
 125                         cls.PORTRAIT_ORIENTATION: cls.DEFAULT_ORIENTATION,
 126                 }[current]
 127
 128         def _close_windows(self):
 129                 if self._mainWindow is not None:
 130                         self.save_settings()
 131                         self._mainWindow.window.destroyed.disconnect(self._on_child_close)
 132                         self._mainWindow.close()
 133                         self._mainWindow = None
 134
 135         @misc_utils.log_exception(_moduleLogger)
 136         def _on_delayed_start(self):
 137                 self._mainWindow.start()
 138
 139         @misc_utils.log_exception(_moduleLogger)
 140         def _on_app_quit(self, checked = False):
 141                 if self._mainWindow is not None:
 142                         self.save_settings()
 143                         self._mainWindow.destroy()
 144
 145         @misc_utils.log_exception(_moduleLogger)
 146         def _on_child_close(self, obj = None):
 147                 if self._mainWindow is not None:
 148                         self.save_settings()
 149                         self._mainWindow = None
 150
 151         @misc_utils.log_exception(_moduleLogger)
 152         def _on_toggle_fullscreen(self, checked = False):
 153                 with qui_utils.notify_error(self._errorLog):
 154                         self._mainWindow.set_fullscreen(checked)
 155
 156         @misc_utils.log_exception(_moduleLogger)
 157         def _on_next_orientation(self, checked = False):
 158                 with qui_utils.notify_error(self._errorLog):
 159                         self._orientation = self._next_orientation(self._orientation)
 160                         self._mainWindow.update_orientation(self._orientation)
 161
 162         @misc_utils.log_exception(_moduleLogger)
 163         def _on_about(self, checked = True):
 164                 raise NotImplementedError("Booh")
 165
 166         @misc_utils.log_exception(_moduleLogger)
 167         def _on_log(self, checked = False):
 168                 with qui_utils.notify_error(self._errorLog):
 169                         with open(self._constants._user_logpath_, "r") as f:
 170                                 logLines = f.xreadlines()
 171                                 log = "".join(logLines)
 172                                 self._clipboard.setText(log)
 173
 174         @misc_utils.log_exception(_moduleLogger)
 175         def _on_quit(self, checked = False):
 176                 with qui_utils.notify_error(self._errorLog):
 177                         self._close_windows()
 178
 179
 180 class WindowWrapper(object):
 181
 182         def __init__(self, parent, app):
 183                 self._app = app
 184
 185                 self._errorDisplay = qui_utils.ErrorDisplay(self._app.errorLog)
 186
 187                 self._layout = QtGui.QBoxLayout(QtGui.QBoxLayout.LeftToRight)
 188                 self._layout.setContentsMargins(0, 0, 0, 0)
 189
 190                 self._superLayout = QtGui.QVBoxLayout()
 191                 self._superLayout.addWidget(self._errorDisplay.toplevel)
 192                 self._superLayout.setContentsMargins(0, 0, 0, 0)
 193                 self._superLayout.addLayout(self._layout)
 194
 195                 centralWidget = QtGui.QWidget()
 196                 centralWidget.setLayout(self._superLayout)
 197                 centralWidget.setContentsMargins(0, 0, 0, 0)
 198
 199                 self._window = qui_utils.QSignalingMainWindow(parent)
 200                 self._window.setAttribute(QtCore.Qt.WA_DeleteOnClose, True)
 201                 qui_utils.set_stackable(self._window, True)
 202                 self._window.setCentralWidget(centralWidget)
 203
 204                 self._closeWindowAction = QtGui.QAction(None)
 205                 self._closeWindowAction.setText("Close")
 206                 self._closeWindowAction.setShortcut(QtGui.QKeySequence("CTRL+w"))
 207                 self._closeWindowAction.triggered.connect(self._on_close_window)
 208
 209                 self._window.addAction(self._closeWindowAction)
 210                 self._window.addAction(self._app.quitAction)
 211                 self._window.addAction(self._app.fullscreenAction)
 212                 self._window.addAction(self._app.orientationAction)
 213                 self._window.addAction(self._app.logAction)
 214
 215         @property
 216         def window(self):
 217                 return self._window
 218
 219         @property
 220         def windowOrientation(self):
 221                 geom = self._window.size()
 222                 if geom.width() <= geom.height():
 223                         return QtCore.Qt.Vertical
 224                 else:
 225                         return QtCore.Qt.Horizontal
 226
 227         @property
 228         def idealWindowOrientation(self):
 229                 if self._app.orientation ==  self._app.LANDSCAPE_ORIENTATION:
 230                         windowOrientation = QtCore.Qt.Horizontal
 231                 elif self._app.orientation ==  self._app.PORTRAIT_ORIENTATION:
 232                         windowOrientation = QtCore.Qt.Vertical
 233                 else:
 234                         windowOrientation = self.windowOrientation
 235                 return windowOrientation
 236
 237         def walk_children(self):
 238                 return ()
 239
 240         def start(self):
 241                 pass
 242
 243         def close(self):
 244                 for child in self.walk_children():
 245                         child.window.destroyed.disconnect(self._on_child_close)
 246                         child.close()
 247                 self._window.close()
 248
 249         def destroy(self):
 250                 pass
 251
 252         def show(self):
 253                 self._window.show()
 254                 for child in self.walk_children():
 255                         child.show()
 256                 self.set_fullscreen(self._app.fullscreenAction.isChecked())
 257
 258         def hide(self):
 259                 for child in self.walk_children():
 260                         child.hide()
 261                 self._window.hide()
 262
 263         def set_fullscreen(self, isFullscreen):
 264                 if self._window.isVisible():
 265                         if isFullscreen:
 266                                 self._window.showFullScreen()
 267                         else:
 268                                 self._window.showNormal()
 269                 for child in self.walk_children():
 270                         child.set_fullscreen(isFullscreen)
 271
 272         def update_orientation(self, orientation):
 273                 if orientation == self._app.DEFAULT_ORIENTATION:
 274                         qui_utils.set_autorient(self.window, False)
 275                         qui_utils.set_window_orientation(self.window, None)
 276                 elif orientation == self._app.AUTO_ORIENTATION:
 277                         qui_utils.set_autorient(self.window, True)
 278                         qui_utils.set_window_orientation(self.window, None)
 279                 elif orientation == self._app.LANDSCAPE_ORIENTATION:
 280                         qui_utils.set_autorient(self.window, False)
 281                         qui_utils.set_window_orientation(self.window, QtCore.Qt.Horizontal)
 282                 elif orientation == self._app.PORTRAIT_ORIENTATION:
 283                         qui_utils.set_autorient(self.window, False)
 284                         qui_utils.set_window_orientation(self.window, QtCore.Qt.Vertical)
 285                 else:
 286                         raise RuntimeError("Unknown orientation: %r" % orientation)
 287                 for child in self.walk_children():
 288                         child.update_orientation(orientation)
 289
 290         @misc_utils.log_exception(_moduleLogger)
 291         def _on_child_close(self, obj = None):
 292                 raise NotImplementedError("Booh")
 293
 294         @misc_utils.log_exception(_moduleLogger)
 295         def _on_close_window(self, checked = True):
 296                 with qui_utils.notify_error(self._errorLog):
 297                         self.close()
 298
 299
 300 class AutoFreezeWindowFeature(object):
 301
 302         def __init__(self, app, window):
 303                 self._app = app
 304                 self._window = window
 305                 self._app.qapp.focusChanged.connect(self._on_focus_changed)
 306                 if self._app.qapp.focusWidget() is not None:
 307                         self._window.setUpdatesEnabled(True)
 308                 else:
 309                         self._window.setUpdatesEnabled(False)
 310
 311         def close(self):
 312                 self._app.qapp.focusChanged.disconnect(self._on_focus_changed)
 313                 self._window.setUpdatesEnabled(True)
 314
 315         @misc_utils.log_exception(_moduleLogger)
 316         def _on_focus_changed(self, oldWindow, newWindow):
 317                 with qui_utils.notify_error(self._app.errorLog):
 318                         if oldWindow is None and newWindow is not None:
 319                                 self._window.setUpdatesEnabled(True)
 320                         elif oldWindow is not None and newWindow is None:
 321                                 self._window.setUpdatesEnabled(False)