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 util.time_utils as time_utils
  10 import banners
  11 import presenter
  12
  13 import windows
  14
  15
  16 _moduleLogger = logging.getLogger(__name__)
  17
  18
  19 class RadioWindow(windows._base.BasicWindow):
  20
  21         def __init__(self, app, player, store, node):
  22                 windows._base.BasicWindow.__init__(self, app, player, store)
  23                 self._node = node
  24                 self._childNode = None
  25
  26                 self.connect_auto(self._player, "state-change", self._on_player_state_change)
  27                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
  28
  29                 self._loadingBanner = banners.GenericBanner()
  30
  31                 headerPath = self._store.STORE_LOOKUP["radio_header"]
  32                 self._header = self._store.get_image_from_store(headerPath)
  33                 self._headerNavigation = presenter.NavigationBox()
  34                 self._headerNavigation.toplevel.add(self._header)
  35                 self._headerNavigation.connect("action", self._on_nav_action)
  36                 self._headerNavigation.connect("navigating", self._on_navigating)
  37
  38                 self._programmingModel = gtk.ListStore(
  39                         gobject.TYPE_STRING,
  40                         gobject.TYPE_STRING,
  41                 )
  42
  43                 textrenderer = gtk.CellRendererText()
  44                 timeColumn = gtk.TreeViewColumn("Time")
  45                 textrenderer.set_property("scale", 0.75)
  46                 timeColumn.set_property("sizing", gtk.TREE_VIEW_COLUMN_FIXED)
  47                 timeColumn.set_property("fixed-width", 80)
  48                 timeColumn.pack_start(textrenderer, expand=True)
  49                 timeColumn.add_attribute(textrenderer, "text", 0)
  50
  51                 textrenderer = gtk.CellRendererText()
  52                 titleColumn = gtk.TreeViewColumn("Program")
  53                 titleColumn.set_property("sizing", gtk.TREE_VIEW_COLUMN_FIXED)
  54                 titleColumn.pack_start(textrenderer, expand=True)
  55                 titleColumn.add_attribute(textrenderer, "text", 1)
  56
  57                 self._treeView = gtk.TreeView()
  58                 self._treeView.set_property("fixed-height-mode", True)
  59                 self._treeView.set_headers_visible(False)
  60                 self._treeView.set_model(self._programmingModel)
  61                 self._treeView.append_column(timeColumn)
  62                 self._treeView.append_column(titleColumn)
  63                 self._treeView.get_selection().connect("changed", self._on_row_changed)
  64
  65                 viewport = gtk.Viewport()
  66                 viewport.add(self._treeView)
  67
  68                 self._treeScroller = gtk.ScrolledWindow()
  69                 self._treeScroller.add(viewport)
  70                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
  71                 self._treeScroller = hildonize.hildonize_scrollwindow(self._treeScroller)
  72
  73                 self._presenter = presenter.StreamMiniPresenter(self._store)
  74                 self._presenterNavigation = presenter.NavigationBox()
  75                 self._presenterNavigation.toplevel.add(self._presenter.toplevel)
  76                 self._presenterNavigation.connect("action", self._on_nav_action)
  77                 self._presenterNavigation.connect("navigating", self._on_navigating)
  78
  79                 self._radioLayout = gtk.VBox(False)
  80                 self._radioLayout.pack_start(self._headerNavigation.toplevel, False, False)
  81                 self._radioLayout.pack_start(self._treeScroller, True, True)
  82                 self._radioLayout.pack_start(self._presenterNavigation.toplevel, False, True)
  83
  84                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
  85                 self._layout.pack_start(self._radioLayout, True, True)
  86
  87                 self._dateShown = datetime.datetime.now(tz=time_utils.Mountain)
  88                 self._update_title()
  89
  90         def show(self):
  91                 windows._base.BasicWindow.show(self)
  92
  93                 self._errorBanner.toplevel.hide()
  94                 self._loadingBanner.toplevel.hide()
  95
  96                 self._refresh()
  97
  98         def jump_to(self, node):
  99                 _moduleLogger.info("Only 1 channel, nothing to jump to")
 100
 101         def _update_title(self):
 102                 self._window.set_title("%s - %s" % (self._node.title, self._dateShown.strftime("%m/%d")))
 103
 104         @property
 105         def _active(self):
 106                 return self._player.node is self._childNode
 107
 108         def _set_context(self, state):
 109                 if state == self._player.STATE_PLAY:
 110                         if self._active:
 111                                 self._presenter.set_state(self._store.STORE_LOOKUP["pause"])
 112                         else:
 113                                 self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 114                 elif state == self._player.STATE_PAUSE:
 115                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 116                 elif state == self._player.STATE_STOP:
 117                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 118                 else:
 119                         _moduleLogger.info("Unhandled player state %s" % state)
 120                         self._presenter.set_state(self._store.STORE_LOOKUP["play"])
 121
 122         def _show_loading(self):
 123                 animationPath = self._store.STORE_LOOKUP["loading"]
 124                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 125                 self._loadingBanner.show(animation, "Loading...")
 126
 127         def _hide_loading(self):
 128                 self._loadingBanner.hide()
 129
 130         def _refresh(self):
 131                 self._show_loading()
 132                 self._programmingModel.clear()
 133                 self._node.get_children(
 134                         self._on_channels,
 135                         self._on_load_error,
 136                 )
 137                 self._set_context(self._player.state)
 138
 139         def _get_current_row(self):
 140                 nowTime = self._dateShown.strftime("%H:%M:%S")
 141                 i = 0
 142                 for i, row in enumerate(self._programmingModel):
 143                         if nowTime < row[0]:
 144                                 if i == 0:
 145                                         return 0
 146                                 else:
 147                                         return i - 1
 148                 else:
 149                         return i
 150
 151         @misc_utils.log_exception(_moduleLogger)
 152         def _on_player_state_change(self, player, newState):
 153                 if self._headerNavigation.is_active() or self._presenterNavigation.is_active():
 154                         return
 155
 156                 self._set_context(newState)
 157
 158         @misc_utils.log_exception(_moduleLogger)
 159         def _on_player_title_change(self, player, node):
 160                 if node is not self._childNode or node is None:
 161                         _moduleLogger.info("Player title magically changed to %s" % player.title)
 162                         return
 163
 164         @misc_utils.log_exception(_moduleLogger)
 165         def _on_navigating(self, widget, navState):
 166                 if navState == "clicking":
 167                         if self._player.state == self._player.STATE_PLAY:
 168                                 if self._active:
 169                                         imageName = "pause_pressed"
 170                                 else:
 171                                         imageName = "play_pressed"
 172                         elif self._player.state == self._player.STATE_PAUSE:
 173                                 imageName = "play_pressed"
 174                         elif self._player.state == self._player.STATE_STOP:
 175                                 imageName = "play_pressed"
 176                         else:
 177                                 imageName = "play_pressed"
 178                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 179                 elif navState == "down":
 180                         imageName = "home"
 181                 else:
 182                         if self._player.state == self._player.STATE_PLAY:
 183                                 imageName = "pause"
 184                         else:
 185                                 imageName = "play"
 186
 187                 self._presenter.set_state(self._store.STORE_LOOKUP[imageName])
 188
 189         @misc_utils.log_exception(_moduleLogger)
 190         def _on_nav_action(self, widget, navState):
 191                 self._set_context(self._player.state)
 192
 193                 if navState == "clicking":
 194                         if self._player.state == self._player.STATE_PLAY:
 195                                 if self._active:
 196                                         self._player.pause()
 197                                 else:
 198                                         self._player.set_piece_by_node(self._childNode)
 199                                         self._player.play()
 200                         elif self._player.state == self._player.STATE_PAUSE:
 201                                 self._player.play()
 202                         elif self._player.state == self._player.STATE_STOP:
 203                                 self._player.set_piece_by_node(self._childNode)
 204                                 self._player.play()
 205                         else:
 206                                 _moduleLogger.info("Unhandled player state %s" % self._player.state)
 207                 elif navState == "down":
 208                         self.window.destroy()
 209                 elif navState == "up":
 210                         pass
 211                 elif navState == "left":
 212                         self._dateShown += datetime.timedelta(days=1)
 213                         self._update_title()
 214                         self._refresh()
 215                 elif navState == "right":
 216                         self._dateShown -= datetime.timedelta(days=1)
 217                         self._update_title()
 218                         self._refresh()
 219
 220         @misc_utils.log_exception(_moduleLogger)
 221         def _on_channels(self, channels):
 222                 if self._isDestroyed:
 223                         _moduleLogger.info("Download complete but window destroyed")
 224                         return
 225
 226                 channels = channels
 227                 if 1 < len(channels):
 228                         _moduleLogger.warning("More channels now available!")
 229                 self._childNode = channels[0]
 230                 self._childNode.get_programming(
 231                         self._dateShown,
 232                         self._on_channel,
 233                         self._on_load_error,
 234                 )
 235
 236         @misc_utils.log_exception(_moduleLogger)
 237         def _on_channel(self, programs):
 238                 if self._isDestroyed:
 239                         _moduleLogger.info("Download complete but window destroyed")
 240                         return
 241
 242                 self._hide_loading()
 243                 for program in programs:
 244                         row = program["time"], program["title"]
 245                         self._programmingModel.append(row)
 246
 247                 currentDate = datetime.datetime.now()
 248                 if currentDate.date() != self._dateShown.date():
 249                         self._treeView.get_selection().set_mode(gtk.SELECTION_NONE)
 250                 else:
 251                         self._treeView.get_selection().set_mode(gtk.SELECTION_SINGLE)
 252                         path = (self._get_current_row(), )
 253                         self._treeView.scroll_to_cell(path)
 254                         self._treeView.get_selection().select_path(path)
 255
 256         @misc_utils.log_exception(_moduleLogger)
 257         def _on_load_error(self, exception):
 258                 self._hide_loading()
 259                 self._errorBanner.push_message(str(exception))
 260
 261         @misc_utils.log_exception(_moduleLogger)
 262         def _on_row_changed(self, selection):
 263                 if len(self._programmingModel) == 0:
 264                         return
 265
 266                 rowIndex = self._get_current_row()
 267                 path = (rowIndex, )
 268                 if not selection.path_is_selected(path):
 269                         # Undo the user's changing of the selection
 270                         selection.select_path(path)
 271
 272
 273 gobject.type_register(RadioWindow)