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                         self._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 self._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                 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
 117                         self._windowInFullscreen = True
 118                 else:
 119                         self._windowInFullscreen = False
 120                 self.emit("fullscreen", self._windowInFullscreen)
 121
 122         @misc_utils.log_exception(_moduleLogger)
 123         def _on_key_press(self, widget, event, *args):
 124                 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
 125                 isCtrl = bool(event.get_state() & gtk.gdk.CONTROL_MASK)
 126                 if (
 127                         event.keyval == gtk.keysyms.F6 or
 128                         event.keyval in RETURN_TYPES and isCtrl
 129                 ):
 130                         # The "Full screen" hardware key has been pressed
 131                         if self._windowInFullscreen:
 132                                 self._window.unfullscreen ()
 133                         else:
 134                                 self._window.fullscreen ()
 135                         return True
 136                 elif (
 137                         event.keyval in (gtk.keysyms.w, ) and
 138                         event.get_state() & gtk.gdk.CONTROL_MASK
 139                 ):
 140                         self._window.destroy()
 141                 elif (
 142                         event.keyval in (gtk.keysyms.q, ) and
 143                         event.get_state() & gtk.gdk.CONTROL_MASK
 144                 ):
 145                         self.emit("quit")
 146                 elif event.keyval == gtk.keysyms.l and event.get_state() & gtk.gdk.CONTROL_MASK:
 147                         with open(constants._user_logpath_, "r") as f:
 148                                 logLines = f.xreadlines()
 149                                 log = "".join(logLines)
 150                                 self._clipboard.set_text(str(log))
 151                         return True
 152
 153         @misc_utils.log_exception(_moduleLogger)
 154         def _on_home(self, *args):
 155                 self.emit("home")
 156                 self._window.destroy()
 157
 158         @misc_utils.log_exception(_moduleLogger)
 159         def _on_jump(self, source, node):
 160                 raise NotImplementedError("On %s" % self)
 161
 162         @misc_utils.log_exception(_moduleLogger)
 163         def _on_quit(self, *args):
 164                 self.emit("quit")
 165                 self._window.destroy()
 166
 167
 168 class ListWindow(BasicWindow):
 169
 170         def __init__(self, app, player, store, node):
 171                 BasicWindow.__init__(self, app, player, store)
 172                 self._node = node
 173
 174                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
 175
 176                 self._loadingBanner = banners.GenericBanner()
 177
 178                 modelTypes, columns = zip(*self._get_columns())
 179
 180                 self._model = gtk.ListStore(*modelTypes)
 181
 182                 self._treeView = gtk.TreeView()
 183                 self._treeView.connect("row-activated", self._on_row_activated)
 184                 self._treeView.set_property("fixed-height-mode", True)
 185                 self._treeView.set_headers_visible(False)
 186                 self._treeView.set_model(self._model)
 187                 for column in columns:
 188                         if column is not None:
 189                                 self._treeView.append_column(column)
 190
 191                 viewport = gtk.Viewport()
 192                 viewport.add(self._treeView)
 193
 194                 self._treeScroller = gtk.ScrolledWindow()
 195                 self._treeScroller.add(viewport)
 196                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
 197                 self._treeScroller = hildonize.hildonize_scrollwindow(self._treeScroller)
 198
 199                 self._separator = gtk.HSeparator()
 200                 self._playcontrol = playcontrol.NavControl(self._player, self._store)
 201                 self._playcontrol.connect("home", self._on_home)
 202                 self._playcontrol.connect("jump-to", self._on_jump)
 203
 204                 self._contentLayout = gtk.VBox(False)
 205                 self._contentLayout.pack_start(self._treeScroller, True, True)
 206                 self._contentLayout.pack_start(self._separator, False, True)
 207                 self._contentLayout.pack_start(self._playcontrol.toplevel, False, True)
 208
 209                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
 210                 self._layout.pack_start(self._contentLayout, True, True)
 211
 212         def show(self):
 213                 BasicWindow.show(self)
 214
 215                 self._errorBanner.toplevel.hide()
 216                 self._loadingBanner.toplevel.hide()
 217
 218                 self._refresh()
 219                 self._playcontrol.refresh()
 220
 221         @classmethod
 222         def _get_columns(cls):
 223                 raise NotImplementedError("")
 224
 225         def _get_current_row(self):
 226                 if self._player.node is None:
 227                         return -1
 228                 ancestors, current, descendants = stream_index.common_paths(self._player.node, self._node)
 229                 if not descendants:
 230                         return -1
 231                 activeChild = descendants[0]
 232                 for i, row in enumerate(self._model):
 233                         if activeChild is row[0]:
 234                                 return i
 235                 else:
 236                         return -1
 237
 238         def jump_to(self, node):
 239                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 240                 if current is None:
 241                         raise RuntimeError("Cannot jump to node %s" % node)
 242                 if not descendants:
 243                         _moduleLogger.info("Current node is the target")
 244                         return
 245                 child = descendants[0]
 246                 window = self._window_from_node(child)
 247                 window.jump_to(node)
 248
 249         def _window_from_node(self, node):
 250                 raise NotImplementedError("")
 251
 252         @misc_utils.log_exception(_moduleLogger)
 253         def _on_row_activated(self, view, path, column):
 254                 itr = self._model.get_iter(path)
 255                 node = self._model.get_value(itr, 0)
 256                 self._window_from_node(node)
 257
 258         @misc_utils.log_exception(_moduleLogger)
 259         def _on_player_title_change(self, player, node):
 260                 self._select_row()
 261
 262         @misc_utils.log_exception(_moduleLogger)
 263         def _on_jump(self, source, node):
 264                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 265                 if current is None:
 266                         _moduleLogger.info("%s is not the target, moving up" % self._node)
 267                         self.emit("jump-to", node)
 268                         self._window.destroy()
 269                         return
 270                 if not descendants:
 271                         _moduleLogger.info("Current node is the target")
 272                         return
 273                 child = descendants[0]
 274                 window = self._window_from_node(child)
 275                 window.jump_to(node)
 276
 277         def _show_loading(self):
 278                 animationPath = self._store.STORE_LOOKUP["loading"]
 279                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 280                 self._loadingBanner.show(animation, "Loading...")
 281
 282         def _hide_loading(self):
 283                 self._loadingBanner.hide()
 284
 285         def _refresh(self):
 286                 self._show_loading()
 287                 self._model.clear()
 288
 289         def _select_row(self):
 290                 rowIndex = self._get_current_row()
 291                 if rowIndex < 0:
 292                         return
 293                 path = (rowIndex, )
 294                 self._treeView.scroll_to_cell(path)
 295                 self._treeView.get_selection().select_path(path)
 296
 297
 298 class PresenterWindow(BasicWindow):
 299
 300         def __init__(self, app, player, store, node):
 301                 BasicWindow.__init__(self, app, player, store)
 302                 self._node = node
 303                 self._playerNode = self._player.node
 304                 self._nextSearch = None
 305                 self._updateSeek = None
 306
 307                 self.connect_auto(self._player, "state-change", self._on_player_state_change)
 308                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
 309                 self.connect_auto(self._player, "error", self._on_player_error)
 310
 311                 self._loadingBanner = banners.GenericBanner()
 312
 313                 self._presenter = presenter.StreamPresenter(self._store)
 314                 self._presenter.set_context(
 315                         self._get_background(),
 316                         self._node.title,
 317                         self._node.subtitle,
 318                 )
 319                 self._presenterNavigation = presenter.NavigationBox()
 320                 self._presenterNavigation.toplevel.add(self._presenter.toplevel)
 321                 self._presenterNavigation.connect("action", self._on_nav_action)
 322                 self._presenterNavigation.connect("navigating", self._on_navigating)
 323
 324                 self._seekbar = hildonize.create_seekbar()
 325                 self._seekbar.connect("change-value", self._on_user_seek)
 326
 327                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
 328                 self._layout.pack_start(self._presenterNavigation.toplevel, True, True)
 329                 self._layout.pack_start(self._seekbar, False, False)
 330
 331                 self._window.set_title(self._node.title)
 332
 333         def _get_background(self):
 334                 raise NotImplementedError()
 335
 336         def show(self):
 337                 BasicWindow.show(self)
 338                 self._window.show_all()
 339                 self._errorBanner.toplevel.hide()
 340                 self._loadingBanner.toplevel.hide()
 341                 self._set_context(self._player.state)
 342                 self._seekbar.hide()
 343
 344         def jump_to(self, node):
 345                 assert self._node is node
 346
 347         @property
 348         def _active(self):
 349                 return self._playerNode is self._node
 350
 351         def _show_loading(self):
 352                 animationPath = self._store.STORE_LOOKUP["loading"]
 353                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 354                 self._loadingBanner.show(animation, "Loading...")
 355
 356         def _hide_loading(self):
 357                 self._loadingBanner.hide()
 358
 359         def _set_context(self, state):
 360                 if state == self._player.STATE_PLAY:
 361                         if self._active:
 362                                 self._presenter.set_state(self._store.STORE_LOOKUP["pause"])
 363                         else:
 364                                 self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 365                 elif state == self._player.STATE_PAUSE:
 366                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 367                 elif state == self._player.STATE_STOP:
 368                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 369                 else:
 370                         _moduleLogger.info("Unhandled player state %s" % state)
 371
 372         @misc_utils.log_exception(_moduleLogger)
 373         def _on_user_seek(self, widget, scroll, value):
 374                 self._player.seek(value / 100.0)
 375
 376         @misc_utils.log_exception(_moduleLogger)
 377         def _on_player_update_seek(self):
 378                 if self._isDestroyed:
 379                         return False
 380                 self._seekbar.set_value(self._player.percent_elapsed * 100)
 381                 return True
 382
 383         @misc_utils.log_exception(_moduleLogger)
 384         def _on_player_state_change(self, player, newState):
 385                 if self._active and self._player.state == self._player.STATE_PLAY:
 386                         self._seekbar.show()
 387                         assert self._updateSeek is None
 388                         self._updateSeek = go_utils.Timeout(self._on_player_update_seek, once=False)
 389                         self._updateSeek.start(seconds=1)
 390                 else:
 391                         self._seekbar.hide()
 392                         if self._updateSeek is not None:
 393                                 self._updateSeek.cancel()
 394                                 self._updateSeek = None
 395
 396                 if not self._presenterNavigation.is_active():
 397                         self._set_context(newState)
 398
 399         @misc_utils.log_exception(_moduleLogger)
 400         def _on_player_title_change(self, player, node):
 401                 if not self._active or node in [None, self._node]:
 402                         self._playerNode = player.node
 403                         return
 404                 self._playerNode = player.node
 405                 self.emit("jump-to", node)
 406                 self._window.destroy()
 407
 408         @misc_utils.log_exception(_moduleLogger)
 409         def _on_player_error(self, player, err, debug):
 410                 _moduleLogger.error("%r - %r" % (err, debug))
 411
 412         @misc_utils.log_exception(_moduleLogger)
 413         def _on_navigating(self, widget, navState):
 414                 if navState == "clicking":
 415                         if self._player.state == self._player.STATE_PLAY:
 416                                 if self._active:
 417                                         imageName = "pause_pressed"
 418                                 else:
 419                                         imageName = "play_pressed"
 420                         elif self._player.state == self._player.STATE_PAUSE:
 421                                 imageName = "play_pressed"
 422                         elif self._player.state == self._player.STATE_STOP:
 423                                 imageName = "play_pressed"
 424                         else:
 425                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 426                 elif navState == "down":
 427                         imageName = "home"
 428                 elif navState == "up":
 429                         if self._player.state == self._player.STATE_PLAY:
 430                                 if self._active:
 431                                         imageName = "pause"
 432                                 else:
 433                                         imageName = "play"
 434                         elif self._player.state == self._player.STATE_PAUSE:
 435                                 imageName = "play"
 436                         elif self._player.state == self._player.STATE_STOP:
 437                                 imageName = "play"
 438                         else:
 439                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 440                 elif navState == "left":
 441                         imageName = "next"
 442                 elif navState == "right":
 443                         imageName = "prev"
 444
 445                 self._presenter.set_state(self._store.STORE_LOOKUP[imageName])
 446
 447         @misc_utils.log_exception(_moduleLogger)
 448         def _on_nav_action(self, widget, navState):
 449                 self._set_context(self._player.state)
 450
 451                 if navState == "clicking":
 452                         if self._player.state == self._player.STATE_PLAY:
 453                                 if self._active:
 454                                         self._player.pause()
 455                                 else:
 456                                         self._player.set_piece_by_node(self._node)
 457                                         self._player.play()
 458                         elif self._player.state == self._player.STATE_PAUSE:
 459                                 self._player.play()
 460                         elif self._player.state == self._player.STATE_STOP:
 461                                 self._player.set_piece_by_node(self._node)
 462                                 self._player.play()
 463                         else:
 464                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 465                 elif navState == "down":
 466                         self.emit("home")
 467                         self._window.destroy()
 468                 elif navState == "up":
 469                         pass
 470                 elif navState == "left":
 471                         if self._active:
 472                                 self._player.next()
 473                         else:
 474                                 assert self._nextSearch is None
 475                                 self._nextSearch = stream_index.AsyncWalker(stream_index.get_next)
 476                                 self._nextSearch.start(self._node, self._on_next_node, self._on_node_search_error)
 477                 elif navState == "right":
 478                         if self._active:
 479                                 self._player.back()
 480                         else:
 481                                 assert self._nextSearch is None
 482                                 self._nextSearch = stream_index.AsyncWalker(stream_index.get_previous)
 483                                 self._nextSearch.start(self._node, self._on_next_node, self._on_node_search_error)
 484
 485         @misc_utils.log_exception(_moduleLogger)
 486         def _on_next_node(self, node):
 487                 self._nextSearch = None
 488                 self.emit("jump-to", node)
 489                 self._window.destroy()
 490
 491         @misc_utils.log_exception(_moduleLogger)
 492         def _on_node_search_error(self, e):
 493                 self._nextSearch = None
 494                 self._errorBanner.push_message(str(e))