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

   1 import datetime
   2 import logging
   3
   4 import gobject
   5 import gtk
   6
   7 import hildonize
   8 import util.misc as misc_utils
   9 import banners
  10 import presenter
  11
  12 import windows
  13
  14
  15 _moduleLogger = logging.getLogger(__name__)
  16
  17
  18 class RadioWindow(windows._base.BasicWindow):
  19
  20         def __init__(self, app, player, store, node):
  21                 windows._base.BasicWindow.__init__(self, app, player, store)
  22                 self._node = node
  23                 self._childNode = None
  24
  25                 self.connect_auto(self._player, "state-change", self._on_player_state_change)
  26                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
  27
  28                 self._loadingBanner = banners.GenericBanner()
  29
  30                 headerPath = self._store.STORE_LOOKUP["radio_header"]
  31                 self._header = self._store.get_image_from_store(headerPath)
  32                 self._headerNavigation = presenter.NavigationBox()
  33                 self._headerNavigation.toplevel.add(self._header)
  34                 self._headerNavigation.connect("action", self._on_nav_action)
  35                 self._headerNavigation.connect("navigating", self._on_navigating)
  36
  37                 self._programmingModel = gtk.ListStore(
  38                         gobject.TYPE_STRING,
  39                         gobject.TYPE_STRING,
  40                 )
  41
  42                 textrenderer = gtk.CellRendererText()
  43                 timeColumn = gtk.TreeViewColumn("Time")
  44                 timeColumn.set_property("sizing", gtk.TREE_VIEW_COLUMN_FIXED)
  45                 timeColumn.set_property("fixed-width", 80)
  46                 timeColumn.pack_start(textrenderer, expand=True)
  47                 timeColumn.add_attribute(textrenderer, "text", 0)
  48
  49                 textrenderer = gtk.CellRendererText()
  50                 hildonize.set_cell_thumb_selectable(textrenderer)
  51                 titleColumn = gtk.TreeViewColumn("Program")
  52                 titleColumn.set_property("sizing", gtk.TREE_VIEW_COLUMN_FIXED)
  53                 titleColumn.pack_start(textrenderer, expand=True)
  54                 titleColumn.add_attribute(textrenderer, "text", 1)
  55
  56                 self._treeView = gtk.TreeView()
  57                 self._treeView.set_property("fixed-height-mode", True)
  58                 self._treeView.set_headers_visible(False)
  59                 self._treeView.set_model(self._programmingModel)
  60                 self._treeView.append_column(timeColumn)
  61                 self._treeView.append_column(titleColumn)
  62                 self._treeView.get_selection().connect("changed", self._on_row_changed)
  63
  64                 viewport = gtk.Viewport()
  65                 viewport.add(self._treeView)
  66
  67                 self._treeScroller = gtk.ScrolledWindow()
  68                 self._treeScroller.add(viewport)
  69                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
  70                 self._treeScroller = hildonize.hildonize_scrollwindow(self._treeScroller)
  71
  72                 self._presenter = presenter.StreamMiniPresenter(self._store)
  73                 self._presenterNavigation = presenter.NavigationBox()
  74                 self._presenterNavigation.toplevel.add(self._presenter.toplevel)
  75                 self._presenterNavigation.connect("action", self._on_nav_action)
  76                 self._presenterNavigation.connect("navigating", self._on_navigating)
  77
  78                 self._radioLayout = gtk.VBox(False)
  79                 self._radioLayout.pack_start(self._headerNavigation.toplevel, False, False)
  80                 self._radioLayout.pack_start(self._treeScroller, True, True)
  81                 self._radioLayout.pack_start(self._presenterNavigation.toplevel, False, True)
  82
  83                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
  84                 self._layout.pack_start(self._radioLayout, True, True)
  85
  86                 self._dateShown = datetime.datetime.now()
  87                 self._update_title()
  88
  89         def show(self):
  90                 windows._base.BasicWindow.show(self)
  91
  92                 self._errorBanner.toplevel.hide()
  93                 self._loadingBanner.toplevel.hide()
  94
  95                 self._refresh()
  96
  97         def jump_to(self, node):
  98                 _moduleLogger.info("Only 1 channel, nothing to jump to")
  99
 100         def _update_title(self):
 101                 self._window.set_title("%s - %s" % (self._node.title, self._dateShown.strftime("%m/%d")))
 102
 103         @property
 104         def _active(self):
 105                 return self._player.node is self._childNode
 106
 107         def _set_context(self, state):
 108                 if state == self._player.STATE_PLAY:
 109                         if self._active:
 110                                 self._presenter.set_state(self._store.STORE_LOOKUP["pause"])
 111                         else:
 112                                 self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 113                 elif state == self._player.STATE_PAUSE:
 114                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 115                 elif state == self._player.STATE_STOP:
 116                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 117                 else:
 118                         _moduleLogger.info("Unhandled player state %s" % state)
 119                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 120
 121         def _show_loading(self):
 122                 animationPath = self._store.STORE_LOOKUP["loading"]
 123                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 124                 self._loadingBanner.show(animation, "Loading...")
 125
 126         def _hide_loading(self):
 127                 self._loadingBanner.hide()
 128
 129         def _refresh(self):
 130                 self._show_loading()
 131                 self._programmingModel.clear()
 132                 self._node.get_children(
 133                         self._on_channels,
 134                         self._on_load_error,
 135                 )
 136                 self._set_context(self._player.state)
 137
 138         def _get_current_row(self):
 139                 nowTime = self._dateShown.strftime("%H:%M:%S")
 140                 i = 0
 141                 for i, row in enumerate(self._programmingModel):
 142                         if nowTime < row[0]:
 143                                 if i == 0:
 144                                         return 0
 145                                 else:
 146                                         return i - 1
 147                 else:
 148                         return i
 149
 150         @misc_utils.log_exception(_moduleLogger)
 151         def _on_player_state_change(self, player, newState):
 152                 if self._headerNavigation.is_active() or self._presenterNavigation.is_active():
 153                         return
 154
 155                 self._set_context(newState)
 156
 157         @misc_utils.log_exception(_moduleLogger)
 158         def _on_player_title_change(self, player, node):
 159                 if node is not self._childNode or node is None:
 160                         _moduleLogger.info("Player title magically changed to %s" % player.title)
 161                         return
 162
 163         @misc_utils.log_exception(_moduleLogger)
 164         def _on_navigating(self, widget, navState):
 165                 if navState == "clicking":
 166                         if self._player.state == self._player.STATE_PLAY:
 167                                 if self._active:
 168                                         imageName = "pause_pressed"
 169                                 else:
 170                                         imageName = "play_pressed"
 171                         elif self._player.state == self._player.STATE_PAUSE:
 172                                 imageName = "play_pressed"
 173                         elif self._player.state == self._player.STATE_STOP:
 174                                 imageName = "play_pressed"
 175                         else:
 176                                 imageName = "play_pressed"
 177                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 178                 elif navState == "down":
 179                         imageName = "home"
 180                 else:
 181                         if self._player.state == self._player.STATE_PLAY:
 182                                 imageName = "pause"
 183                         else:
 184                                 imageName = "play"
 185
 186                 self._presenter.set_state(self._store.STORE_LOOKUP[imageName])
 187
 188         @misc_utils.log_exception(_moduleLogger)
 189         def _on_nav_action(self, widget, navState):
 190                 self._set_context(self._player.state)
 191
 192                 if navState == "clicking":
 193                         if self._player.state == self._player.STATE_PLAY:
 194                                 if self._active:
 195                                         self._player.pause()
 196                                 else:
 197                                         self._player.set_piece_by_node(self._childNode)
 198                                         self._player.play()
 199                         elif self._player.state == self._player.STATE_PAUSE:
 200                                 self._player.play()
 201                         elif self._player.state == self._player.STATE_STOP:
 202                                 self._player.set_piece_by_node(self._childNode)
 203                                 self._player.play()
 204                         else:
 205                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 206                 elif navState == "down":
 207                         self.window.destroy()
 208                 elif navState == "up":
 209                         pass
 210                 elif navState == "left":
 211                         self._dateShown += datetime.timedelta(days=1)
 212                         self._update_title()
 213                         self._refresh()
 214                 elif navState == "right":
 215                         self._dateShown -= datetime.timedelta(days=1)
 216                         self._update_title()
 217                         self._refresh()
 218
 219         @misc_utils.log_exception(_moduleLogger)
 220         def _on_channels(self, channels):
 221                 if self._isDestroyed:
 222                         _moduleLogger.info("Download complete but window destroyed")
 223                         return
 224
 225                 channels = channels
 226                 if 1 < len(channels):
 227                         _moduleLogger.warning("More channels now available!")
 228                 self._childNode = channels[0]
 229                 self._childNode.get_programming(
 230                         self._dateShown,
 231                         self._on_channel,
 232                         self._on_load_error,
 233                 )
 234
 235         @misc_utils.log_exception(_moduleLogger)
 236         def _on_channel(self, programs):
 237                 if self._isDestroyed:
 238                         _moduleLogger.info("Download complete but window destroyed")
 239                         return
 240
 241                 self._hide_loading()
 242                 for program in programs:
 243                         row = program["time"], program["title"]
 244                         self._programmingModel.append(row)
 245
 246                 currentDate = datetime.datetime.now()
 247                 if currentDate.date() != self._dateShown.date():
 248                         self._treeView.get_selection().set_mode(gtk.SELECTION_NONE)
 249                 else:
 250                         self._treeView.get_selection().set_mode(gtk.SELECTION_SINGLE)
 251                         path = (self._get_current_row(), )
 252                         self._treeView.scroll_to_cell(path)
 253                         self._treeView.get_selection().select_path(path)
 254
 255         @misc_utils.log_exception(_moduleLogger)
 256         def _on_load_error(self, exception):
 257                 self._hide_loading()
 258                 self._errorBanner.push_message(str(exception))
 259
 260         @misc_utils.log_exception(_moduleLogger)
 261         def _on_row_changed(self, selection):
 262                 if len(self._programmingModel) == 0:
 263                         return
 264
 265                 rowIndex = self._get_current_row()
 266                 path = (rowIndex, )
 267                 if not selection.path_is_selected(path):
 268                         # Undo the user's changing of the selection
 269                         selection.select_path(path)
 270
 271
 272 gobject.type_register(RadioWindow)