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