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