git.maemo.org Git - watersofshiloah/blob - src/windows/_base.py

   1 from __future__ import with_statement
   2
   3 import ConfigParser
   4 import logging
   5
   6 import gobject
   7 import gtk
   8
   9 import constants
  10 import hildonize
  11 import util.misc as misc_utils
  12 import util.go_utils as go_utils
  13
  14 import stream_index
  15 import banners
  16 import playcontrol
  17 import presenter
  18
  19
  20 _moduleLogger = logging.getLogger(__name__)
  21
  22
  23 class BasicWindow(gobject.GObject, go_utils.AutoSignal):
  24
  25         __gsignals__ = {
  26                 'quit' : (
  27                         gobject.SIGNAL_RUN_LAST,
  28                         gobject.TYPE_NONE,
  29                         (),
  30                 ),
  31                 'home' : (
  32                         gobject.SIGNAL_RUN_LAST,
  33                         gobject.TYPE_NONE,
  34                         (),
  35                 ),
  36                 'jump-to' : (
  37                         gobject.SIGNAL_RUN_LAST,
  38                         gobject.TYPE_NONE,
  39                         (gobject.TYPE_PYOBJECT, ),
  40                 ),
  41                 'rotate' : (
  42                         gobject.SIGNAL_RUN_LAST,
  43                         gobject.TYPE_NONE,
  44                         (gobject.TYPE_BOOLEAN, ),
  45                 ),
  46                 'fullscreen' : (
  47                         gobject.SIGNAL_RUN_LAST,
  48                         gobject.TYPE_NONE,
  49                         (gobject.TYPE_BOOLEAN, ),
  50                 ),
  51         }
  52
  53         def __init__(self, app, player, store):
  54                 gobject.GObject.__init__(self)
  55                 self._isDestroyed = False
  56
  57                 self._app = app
  58                 self._player = player
  59                 self._store = store
  60
  61                 self._clipboard = gtk.clipboard_get()
  62                 self._windowInFullscreen = False
  63
  64                 self._errorBanner = banners.StackingBanner()
  65
  66                 self._layout = gtk.VBox()
  67                 self._layout.pack_start(self._errorBanner.toplevel, False, True)
  68
  69                 self._window = gtk.Window()
  70                 go_utils.AutoSignal.__init__(self, self.window)
  71                 self._window.add(self._layout)
  72                 self._window = hildonize.hildonize_window(self._app, self._window)
  73
  74                 self._window.set_icon(self._store.get_pixbuf_from_store(self._store.STORE_LOOKUP["icon"]))
  75                 self._window.connect("key-press-event", self._on_key_press)
  76                 self._window.connect("window-state-event", self._on_window_state_change)
  77                 self._window.connect("destroy", self._on_destroy)
  78
  79         @property
  80         def window(self):
  81                 return self._window
  82
  83         def show(self):
  84                 hildonize.window_to_portrait(self._window)
  85                 self._window.show_all()
  86
  87         def save_settings(self, config, sectionName):
  88                 config.add_section(sectionName)
  89                 config.set(sectionName, "fullscreen", str(self._windowInFullscreen))
  90
  91         def load_settings(self, config, sectionName):
  92                 try:
  93                         windowInFullscreen = config.getboolean(sectionName, "fullscreen")
  94                 except ConfigParser.NoSectionError, e:
  95                         _moduleLogger.info(
  96                                 "Settings file %s is missing section %s" % (
  97                                         constants._user_settings_,
  98                                         e.section,
  99                                 )
 100                         )
 101
 102                 if windowInFullscreen:
 103                         self._window.fullscreen()
 104                 else:
 105                         self._window.unfullscreen()
 106
 107         def jump_to(self, node):
 108                 raise NotImplementedError("On %s" % self)
 109
 110         @misc_utils.log_exception(_moduleLogger)
 111         def _on_destroy(self, *args):
 112                 self._isDestroyed = True
 113
 114         @misc_utils.log_exception(_moduleLogger)
 115         def _on_window_state_change(self, widget, event, *args):
 116                 oldIsFull = self._windowInFullscreen
 117                 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
 118                         self._windowInFullscreen = True
 119                 else:
 120                         self._windowInFullscreen = False
 121                 if oldIsFull != self._windowInFullscreen:
 122                         _moduleLogger.info("%r Emit fullscreen %s" % (self, self._windowInFullscreen))
 123                         self.emit("fullscreen", self._windowInFullscreen)
 124
 125         @misc_utils.log_exception(_moduleLogger)
 126         def _on_key_press(self, widget, event, *args):
 127                 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
 128                 isCtrl = bool(event.get_state() & gtk.gdk.CONTROL_MASK)
 129                 if (
 130                         event.keyval == gtk.keysyms.F6 or
 131                         event.keyval in RETURN_TYPES and isCtrl
 132                 ):
 133                         # The "Full screen" hardware key has been pressed
 134                         if self._windowInFullscreen:
 135                                 self._window.unfullscreen ()
 136                         else:
 137                                 self._window.fullscreen ()
 138                         return True
 139                 elif (
 140                         event.keyval in (gtk.keysyms.w, ) and
 141                         event.get_state() & gtk.gdk.CONTROL_MASK
 142                 ):
 143                         self._window.destroy()
 144                 elif (
 145                         event.keyval in (gtk.keysyms.q, ) and
 146                         event.get_state() & gtk.gdk.CONTROL_MASK
 147                 ):
 148                         self.emit("quit")
 149                         self._window.destroy()
 150                 elif event.keyval == gtk.keysyms.l and event.get_state() & gtk.gdk.CONTROL_MASK:
 151                         with open(constants._user_logpath_, "r") as f:
 152                                 logLines = f.xreadlines()
 153                                 log = "".join(logLines)
 154                                 self._clipboard.set_text(str(log))
 155                         return True
 156
 157         @misc_utils.log_exception(_moduleLogger)
 158         def _on_home(self, *args):
 159                 self.emit("home")
 160                 self._window.destroy()
 161
 162         @misc_utils.log_exception(_moduleLogger)
 163         def _on_child_fullscreen(self, source, isFull):
 164                 if isFull:
 165                         _moduleLogger.info("Full screen %r to mirror child %r" % (self, source))
 166                         self._window.fullscreen()
 167                 else:
 168                         _moduleLogger.info("Unfull screen %r to mirror child %r" % (self, source))
 169                         self._window.unfullscreen()
 170
 171         @misc_utils.log_exception(_moduleLogger)
 172         def _on_jump(self, source, node):
 173                 raise NotImplementedError("On %s" % self)
 174
 175         @misc_utils.log_exception(_moduleLogger)
 176         def _on_quit(self, *args):
 177                 self.emit("quit")
 178                 self._window.destroy()
 179
 180
 181 class ListWindow(BasicWindow):
 182
 183         def __init__(self, app, player, store, node):
 184                 BasicWindow.__init__(self, app, player, store)
 185                 self._node = node
 186
 187                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
 188
 189                 self._loadingBanner = banners.GenericBanner()
 190
 191                 modelTypes, columns = zip(*self._get_columns())
 192
 193                 self._model = gtk.ListStore(*modelTypes)
 194
 195                 self._treeView = gtk.TreeView()
 196                 self._treeView.connect("row-activated", self._on_row_activated)
 197                 self._treeView.set_property("fixed-height-mode", True)
 198                 self._treeView.set_headers_visible(False)
 199                 self._treeView.set_model(self._model)
 200                 for column in columns:
 201                         if column is not None:
 202                                 self._treeView.append_column(column)
 203
 204                 self._viewport = gtk.Viewport()
 205                 self._viewport.add(self._treeView)
 206
 207                 self._treeScroller = gtk.ScrolledWindow()
 208                 self._treeScroller.add(self._viewport)
 209                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
 210                 self._treeScroller = hildonize.hildonize_scrollwindow(self._treeScroller)
 211
 212                 self._separator = gtk.HSeparator()
 213                 self._playcontrol = playcontrol.NavControl(self._player, self._store)
 214                 self._playcontrol.connect("home", self._on_home)
 215                 self._playcontrol.connect("jump-to", self._on_jump)
 216
 217                 self._contentLayout = gtk.VBox(False)
 218                 self._contentLayout.pack_start(self._treeScroller, True, True)
 219                 self._contentLayout.pack_start(self._separator, False, True)
 220                 self._contentLayout.pack_start(self._playcontrol.toplevel, False, True)
 221
 222                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
 223                 self._layout.pack_start(self._contentLayout, True, True)
 224
 225         def show(self):
 226                 BasicWindow.show(self)
 227
 228                 self._errorBanner.toplevel.hide()
 229                 self._loadingBanner.toplevel.hide()
 230
 231                 self._refresh()
 232                 self._playcontrol.refresh()
 233
 234         @classmethod
 235         def _get_columns(cls):
 236                 raise NotImplementedError("")
 237
 238         def _get_current_row(self):
 239                 if self._player.node is None:
 240                         return -1
 241                 ancestors, current, descendants = stream_index.common_paths(self._player.node, self._node)
 242                 if not descendants:
 243                         return -1
 244                 activeChild = descendants[0]
 245                 for i, row in enumerate(self._model):
 246                         if activeChild is row[0]:
 247                                 return i
 248                 else:
 249                         return -1
 250
 251         def jump_to(self, node):
 252                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 253                 if current is None:
 254                         raise RuntimeError("Cannot jump to node %s" % node)
 255                 if not descendants:
 256                         _moduleLogger.info("Current node is the target")
 257                         return
 258                 child = descendants[0]
 259                 window = self._window_from_node(child)
 260                 window.jump_to(node)
 261
 262         def _window_from_node(self, node):
 263                 raise NotImplementedError("")
 264
 265         @misc_utils.log_exception(_moduleLogger)
 266         def _on_row_activated(self, view, path, column):
 267                 itr = self._model.get_iter(path)
 268                 node = self._model.get_value(itr, 0)
 269                 self._window_from_node(node)
 270
 271         @misc_utils.log_exception(_moduleLogger)
 272         def _on_player_title_change(self, player, node):
 273                 self._select_row()
 274
 275         @misc_utils.log_exception(_moduleLogger)
 276         def _on_jump(self, source, node):
 277                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 278                 if current is None:
 279                         _moduleLogger.info("%s is not the target, moving up" % self._node)
 280                         self.emit("jump-to", node)
 281                         self._window.destroy()
 282                         return
 283                 if not descendants:
 284                         _moduleLogger.info("Current node is the target")
 285                         return
 286                 child = descendants[0]
 287                 window = self._window_from_node(child)
 288                 window.jump_to(node)
 289
 290         @misc_utils.log_exception(_moduleLogger)
 291         def _on_delay_scroll(self, *args):
 292                 self._scroll_to_row()
 293
 294         def _show_loading(self):
 295                 animationPath = self._store.STORE_LOOKUP["loading"]
 296                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 297                 self._loadingBanner.show(animation, "Loading...")
 298
 299         def _hide_loading(self):
 300                 self._loadingBanner.hide()
 301
 302         def _refresh(self):
 303                 self._show_loading()
 304                 self._model.clear()
 305
 306         def _select_row(self):
 307                 rowIndex = self._get_current_row()
 308                 if rowIndex < 0:
 309                         return
 310                 path = (rowIndex, )
 311                 self._treeView.get_selection().select_path(path)
 312
 313         def _scroll_to_row(self):
 314                 rowIndex = self._get_current_row()
 315                 if rowIndex < 0:
 316                         return
 317
 318                 path = (rowIndex, )
 319                 self._treeView.scroll_to_cell(path)
 320
 321                 treeViewHeight = self._treeView.get_allocation().height
 322                 viewportHeight = self._viewport.get_allocation().height
 323
 324                 viewsPerPort = treeViewHeight / float(viewportHeight)
 325                 maxRows = len(self._model)
 326                 percentThrough = rowIndex / float(maxRows)
 327                 dxByIndex = int(viewsPerPort * percentThrough * viewportHeight)
 328
 329                 dxMax = max(treeViewHeight - viewportHeight, 0)
 330
 331                 dx = min(dxByIndex, dxMax)
 332                 adjustment = self._treeScroller.get_vadjustment()
 333                 adjustment.value = dx
 334
 335
 336 class PresenterWindow(BasicWindow):
 337
 338         def __init__(self, app, player, store, node):
 339                 BasicWindow.__init__(self, app, player, store)
 340                 self._node = node
 341                 self._playerNode = self._player.node
 342                 self._nextSearch = None
 343                 self._updateSeek = None
 344
 345                 self.connect_auto(self._player, "state-change", self._on_player_state_change)
 346                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
 347                 self.connect_auto(self._player, "error", self._on_player_error)
 348
 349                 self._loadingBanner = banners.GenericBanner()
 350
 351                 self._presenter = presenter.StreamPresenter(self._store)
 352                 self._presenter.set_context(
 353                         self._get_background(),
 354                         self._node.title,
 355                         self._node.subtitle,
 356                 )
 357                 self._presenterNavigation = presenter.NavigationBox()
 358                 self._presenterNavigation.toplevel.add(self._presenter.toplevel)
 359                 self._presenterNavigation.connect("action", self._on_nav_action)
 360                 self._presenterNavigation.connect("navigating", self._on_navigating)
 361
 362                 self._seekbar = hildonize.create_seekbar()
 363                 self._seekbar.connect("change-value", self._on_user_seek)
 364
 365                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
 366                 self._layout.pack_start(self._presenterNavigation.toplevel, True, True)
 367                 self._layout.pack_start(self._seekbar, False, False)
 368
 369                 self._window.set_title(self._node.title)
 370
 371         def _get_background(self):
 372                 raise NotImplementedError()
 373
 374         def show(self):
 375                 BasicWindow.show(self)
 376                 self._window.show_all()
 377                 self._errorBanner.toplevel.hide()
 378                 self._loadingBanner.toplevel.hide()
 379                 self._set_context(self._player.state)
 380                 self._seekbar.hide()
 381
 382         def jump_to(self, node):
 383                 assert self._node is node
 384
 385         @property
 386         def _active(self):
 387                 return self._playerNode is self._node
 388
 389         def _show_loading(self):
 390                 animationPath = self._store.STORE_LOOKUP["loading"]
 391                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 392                 self._loadingBanner.show(animation, "Loading...")
 393
 394         def _hide_loading(self):
 395                 self._loadingBanner.hide()
 396
 397         def _set_context(self, state):
 398                 if state == self._player.STATE_PLAY:
 399                         if self._active:
 400                                 self._presenter.set_state(self._store.STORE_LOOKUP["pause"])
 401                         else:
 402                                 self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 403                 elif state == self._player.STATE_PAUSE:
 404                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 405                 elif state == self._player.STATE_STOP:
 406                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 407                 else:
 408                         _moduleLogger.info("Unhandled player state %s" % state)
 409
 410         @misc_utils.log_exception(_moduleLogger)
 411         def _on_user_seek(self, widget, scroll, value):
 412                 self._player.seek(value / 100.0)
 413
 414         @misc_utils.log_exception(_moduleLogger)
 415         def _on_player_update_seek(self):
 416                 if self._isDestroyed:
 417                         return False
 418                 self._seekbar.set_value(self._player.percent_elapsed * 100)
 419                 return True
 420
 421         @misc_utils.log_exception(_moduleLogger)
 422         def _on_player_state_change(self, player, newState):
 423                 if self._active and self._player.state == self._player.STATE_PLAY:
 424                         self._seekbar.show()
 425                         assert self._updateSeek is None
 426                         self._updateSeek = go_utils.Timeout(self._on_player_update_seek, once=False)
 427                         self._updateSeek.start(seconds=1)
 428                 else:
 429                         self._seekbar.hide()
 430                         if self._updateSeek is not None:
 431                                 self._updateSeek.cancel()
 432                                 self._updateSeek = None
 433
 434                 if not self._presenterNavigation.is_active():
 435                         self._set_context(newState)
 436
 437         @misc_utils.log_exception(_moduleLogger)
 438         def _on_player_title_change(self, player, node):
 439                 if not self._active or node in [None, self._node]:
 440                         self._playerNode = node
 441                         return
 442                 self._playerNode = node
 443                 self.emit("jump-to", node)
 444                 self._window.destroy()
 445
 446         @misc_utils.log_exception(_moduleLogger)
 447         def _on_player_error(self, player, err, debug):
 448                 _moduleLogger.error("%r - %r" % (err, debug))
 449
 450         @misc_utils.log_exception(_moduleLogger)
 451         def _on_navigating(self, widget, navState):
 452                 if navState == "clicking":
 453                         if self._player.state == self._player.STATE_PLAY:
 454                                 if self._active:
 455                                         imageName = "pause_pressed"
 456                                 else:
 457                                         imageName = "play_pressed"
 458                         elif self._player.state == self._player.STATE_PAUSE:
 459                                 imageName = "play_pressed"
 460                         elif self._player.state == self._player.STATE_STOP:
 461                                 imageName = "play_pressed"
 462                         else:
 463                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 464                 elif navState == "down":
 465                         imageName = "home"
 466                 elif navState == "up":
 467                         if self._player.state == self._player.STATE_PLAY:
 468                                 if self._active:
 469                                         imageName = "pause"
 470                                 else:
 471                                         imageName = "play"
 472                         elif self._player.state == self._player.STATE_PAUSE:
 473                                 imageName = "play"
 474                         elif self._player.state == self._player.STATE_STOP:
 475                                 imageName = "play"
 476                         else:
 477                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 478                 elif navState == "left":
 479                         imageName = "next"
 480                 elif navState == "right":
 481                         imageName = "prev"
 482
 483                 self._presenter.set_state(self._store.STORE_LOOKUP[imageName])
 484
 485         @misc_utils.log_exception(_moduleLogger)
 486         def _on_nav_action(self, widget, navState):
 487                 self._set_context(self._player.state)
 488
 489                 if navState == "clicking":
 490                         if self._player.state == self._player.STATE_PLAY:
 491                                 if self._active:
 492                                         self._player.pause()
 493                                 else:
 494                                         self._player.set_piece_by_node(self._node)
 495                                         self._player.play()
 496                         elif self._player.state == self._player.STATE_PAUSE:
 497                                 self._player.play()
 498                         elif self._player.state == self._player.STATE_STOP:
 499                                 self._player.set_piece_by_node(self._node)
 500                                 self._player.play()
 501                         else:
 502                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 503                 elif navState == "down":
 504                         self.emit("home")
 505                         self._window.destroy()
 506                 elif navState == "up":
 507                         pass
 508                 elif navState == "left":
 509                         if self._active:
 510                                 self._player.next()
 511                         else:
 512                                 assert self._nextSearch is None
 513                                 self._nextSearch = stream_index.AsyncWalker(stream_index.get_next)
 514                                 self._nextSearch.start(self._node, self._on_next_node, self._on_node_search_error)
 515                 elif navState == "right":
 516                         if self._active:
 517                                 self._player.back()
 518                         else:
 519                                 assert self._nextSearch is None
 520                                 self._nextSearch = stream_index.AsyncWalker(stream_index.get_previous)
 521                                 self._nextSearch.start(self._node, self._on_next_node, self._on_node_search_error)
 522
 523         @misc_utils.log_exception(_moduleLogger)
 524         def _on_next_node(self, node):
 525                 self._nextSearch = None
 526                 self.emit("jump-to", node)
 527                 self._window.destroy()
 528
 529         @misc_utils.log_exception(_moduleLogger)
 530         def _on_node_search_error(self, e):
 531                 self._nextSearch = None
 532                 self._errorBanner.push_message(str(e))