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                 self._treeScroller = gtk.ScrolledWindow()
  65                 self._treeScroller.add(self._treeView)
  66                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
  67
  68                 self._presenter = presenter.StreamMiniPresenter(self._store)
  69                 self._presenterNavigation = presenter.NavigationBox()
  70                 self._presenterNavigation.toplevel.add(self._presenter.toplevel)
  71                 self._presenterNavigation.connect("action", self._on_nav_action)
  72                 self._presenterNavigation.connect("navigating", self._on_navigating)
  73
  74                 self._radioLayout = gtk.VBox(False)
  75                 self._radioLayout.pack_start(self._headerNavigation.toplevel, False, False)
  76                 self._radioLayout.pack_start(self._treeScroller, True, True)
  77                 self._radioLayout.pack_start(self._presenterNavigation.toplevel, False, True)
  78
  79                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
  80                 self._layout.pack_start(self._radioLayout, True, True)
  81
  82                 self._dateShown = datetime.datetime.now()
  83                 self._update_title()
  84
  85         def show(self):
  86                 windows._base.BasicWindow.show(self)
  87
  88                 self._errorBanner.toplevel.hide()
  89                 self._loadingBanner.toplevel.hide()
  90
  91                 self._refresh()
  92
  93         def jump_to(self, node):
  94                 _moduleLogger.info("Only 1 channel, nothing to jump to")
  95
  96         def _update_title(self):
  97                 self._window.set_title("%s - %s" % (self._node.title, self._dateShown.strftime("%m/%d")))
  98
  99         @property
 100         def _active(self):
 101                 return self._player.node is self._childNode
 102
 103         def _set_context(self, state):
 104                 if state == self._player.STATE_PLAY:
 105                         if self._active:
 106                                 self._presenter.set_state(self._store.STORE_LOOKUP["pause"])
 107                         else:
 108                                 self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 109                 elif state == self._player.STATE_PAUSE:
 110                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 111                 elif state == self._player.STATE_STOP:
 112                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 113                 else:
 114                         _moduleLogger.info("Unhandled player state %s" % state)
 115                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 116
 117         def _show_loading(self):
 118                 animationPath = self._store.STORE_LOOKUP["loading"]
 119                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 120                 self._loadingBanner.show(animation, "Loading...")
 121
 122         def _hide_loading(self):
 123                 self._loadingBanner.hide()
 124
 125         def _refresh(self):
 126                 self._show_loading()
 127                 self._programmingModel.clear()
 128                 self._node.get_children(
 129                         self._on_channels,
 130                         self._on_load_error,
 131                 )
 132                 self._set_context(self._player.state)
 133
 134         def _get_current_row(self):
 135                 nowTime = self._dateShown.strftime("%H:%M:%S")
 136                 i = 0
 137                 for i, row in enumerate(self._programmingModel):
 138                         if nowTime < row[0]:
 139                                 if i == 0:
 140                                         return 0
 141                                 else:
 142                                         return i - 1
 143                 else:
 144                         return i
 145
 146         @misc_utils.log_exception(_moduleLogger)
 147         def _on_player_state_change(self, player, newState):
 148                 if self._headerNavigation.is_active() or self._presenterNavigation.is_active():
 149                         return
 150
 151                 self._set_context(newState)
 152
 153         @misc_utils.log_exception(_moduleLogger)
 154         def _on_player_title_change(self, player, node):
 155                 if node is not self._childNode or node is None:
 156                         _moduleLogger.info("Player title magically changed to %s" % player.title)
 157                         return
 158
 159         @misc_utils.log_exception(_moduleLogger)
 160         def _on_navigating(self, widget, navState):
 161                 if navState == "clicking":
 162                         if self._player.state == self._player.STATE_PLAY:
 163                                 if self._active:
 164                                         imageName = "pause_pressed"
 165                                 else:
 166                                         imageName = "play_pressed"
 167                         elif self._player.state == self._player.STATE_PAUSE:
 168                                 imageName = "play_pressed"
 169                         elif self._player.state == self._player.STATE_STOP:
 170                                 imageName = "play_pressed"
 171                         else:
 172                                 imageName = "play_pressed"
 173                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 174                 elif navState == "down":
 175                         imageName = "home"
 176                 else:
 177                         if self._player.state == self._player.STATE_PLAY:
 178                                 imageName = "pause"
 179                         else:
 180                                 imageName = "play"
 181
 182                 self._presenter.set_state(self._store.STORE_LOOKUP[imageName])
 183
 184         @misc_utils.log_exception(_moduleLogger)
 185         def _on_nav_action(self, widget, navState):
 186                 self._set_context(self._player.state)
 187
 188                 if navState == "clicking":
 189                         if self._player.state == self._player.STATE_PLAY:
 190                                 if self._active:
 191                                         self._player.pause()
 192                                 else:
 193                                         self._player.set_piece_by_node(self._childNode)
 194                                         self._player.play()
 195                         elif self._player.state == self._player.STATE_PAUSE:
 196                                 self._player.play()
 197                         elif self._player.state == self._player.STATE_STOP:
 198                                 self._player.set_piece_by_node(self._childNode)
 199                                 self._player.play()
 200                         else:
 201                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 202                 elif navState == "down":
 203                         self.window.destroy()
 204                 elif navState == "up":
 205                         pass
 206                 elif navState == "left":
 207                         self._dateShown += datetime.timedelta(days=1)
 208                         self._update_title()
 209                         self._refresh()
 210                 elif navState == "right":
 211                         self._dateShown -= datetime.timedelta(days=1)
 212                         self._update_title()
 213                         self._refresh()
 214
 215         @misc_utils.log_exception(_moduleLogger)
 216         def _on_channels(self, channels):
 217                 if self._isDestroyed:
 218                         _moduleLogger.info("Download complete but window destroyed")
 219                         return
 220
 221                 channels = channels
 222                 if 1 < len(channels):
 223                         _moduleLogger.warning("More channels now available!")
 224                 self._childNode = channels[0]
 225                 self._childNode.get_programming(
 226                         self._dateShown,
 227                         self._on_channel,
 228                         self._on_load_error,
 229                 )
 230
 231         @misc_utils.log_exception(_moduleLogger)
 232         def _on_channel(self, programs):
 233                 if self._isDestroyed:
 234                         _moduleLogger.info("Download complete but window destroyed")
 235                         return
 236
 237                 self._hide_loading()
 238                 for program in programs:
 239                         row = program["time"], program["title"]
 240                         self._programmingModel.append(row)
 241
 242                 currentDate = datetime.datetime.now()
 243                 if currentDate.date() != self._dateShown.date():
 244                         self._treeView.get_selection().set_mode(gtk.SELECTION_NONE)
 245                 else:
 246                         self._treeView.get_selection().set_mode(gtk.SELECTION_SINGLE)
 247                         path = (self._get_current_row(), )
 248                         self._treeView.scroll_to_cell(path)
 249                         self._treeView.get_selection().select_path(path)
 250
 251         @misc_utils.log_exception(_moduleLogger)
 252         def _on_load_error(self, exception):
 253                 self._hide_loading()
 254                 self._errorBanner.push_message(str(exception))
 255
 256         @misc_utils.log_exception(_moduleLogger)
 257         def _on_row_changed(self, selection):
 258                 if len(self._programmingModel) == 0:
 259                         return
 260
 261                 rowIndex = self._get_current_row()
 262                 path = (rowIndex, )
 263                 if not selection.path_is_selected(path):
 264                         # Undo the user's changing of the selection
 265                         selection.select_path(path)
 266
 267
 268 gobject.type_register(RadioWindow)