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 playcontrol
  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                         self._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 self._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                 if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
 116                         self._windowInFullscreen = True
 117                 else:
 118                         self._windowInFullscreen = False
 119                 self.emit("fullscreen", self._windowInFullscreen)
 120
 121         @misc_utils.log_exception(_moduleLogger)
 122         def _on_key_press(self, widget, event, *args):
 123                 RETURN_TYPES = (gtk.keysyms.Return, gtk.keysyms.ISO_Enter, gtk.keysyms.KP_Enter)
 124                 isCtrl = bool(event.get_state() & gtk.gdk.CONTROL_MASK)
 125                 if (
 126                         event.keyval == gtk.keysyms.F6 or
 127                         event.keyval in RETURN_TYPES and isCtrl
 128                 ):
 129                         # The "Full screen" hardware key has been pressed
 130                         if self._windowInFullscreen:
 131                                 self._window.unfullscreen ()
 132                         else:
 133                                 self._window.fullscreen ()
 134                         return True
 135                 elif (
 136                         event.keyval in (gtk.keysyms.w, ) and
 137                         event.get_state() & gtk.gdk.CONTROL_MASK
 138                 ):
 139                         self._window.destroy()
 140                 elif (
 141                         event.keyval in (gtk.keysyms.q, ) and
 142                         event.get_state() & gtk.gdk.CONTROL_MASK
 143                 ):
 144                         self.emit("quit")
 145                 elif event.keyval == gtk.keysyms.l and event.get_state() & gtk.gdk.CONTROL_MASK:
 146                         with open(constants._user_logpath_, "r") as f:
 147                                 logLines = f.xreadlines()
 148                                 log = "".join(logLines)
 149                                 self._clipboard.set_text(str(log))
 150                         return True
 151
 152         @misc_utils.log_exception(_moduleLogger)
 153         def _on_home(self, *args):
 154                 self.emit("home")
 155                 self._window.destroy()
 156
 157         @misc_utils.log_exception(_moduleLogger)
 158         def _on_jump(self, source, node):
 159                 raise NotImplementedError("On %s" % self)
 160
 161         @misc_utils.log_exception(_moduleLogger)
 162         def _on_quit(self, *args):
 163                 self.emit("quit")
 164                 self._window.destroy()
 165
 166
 167 class ListWindow(BasicWindow):
 168
 169         def __init__(self, app, player, store, node):
 170                 BasicWindow.__init__(self, app, player, store)
 171                 self._node = node
 172
 173                 self.connect_auto(self._player, "title-change", self._on_player_title_change)
 174
 175                 self._loadingBanner = banners.GenericBanner()
 176
 177                 modelTypes, columns = zip(*self._get_columns())
 178
 179                 self._model = gtk.ListStore(*modelTypes)
 180
 181                 self._treeView = gtk.TreeView()
 182                 self._treeView.connect("row-activated", self._on_row_activated)
 183                 self._treeView.set_property("fixed-height-mode", True)
 184                 self._treeView.set_headers_visible(False)
 185                 self._treeView.set_model(self._model)
 186                 for column in columns:
 187                         if column is not None:
 188                                 self._treeView.append_column(column)
 189
 190                 self._treeScroller = gtk.ScrolledWindow()
 191                 self._treeScroller.add(self._treeView)
 192                 self._treeScroller.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
 193
 194                 self._separator = gtk.HSeparator()
 195                 self._playcontrol = playcontrol.NavControl(self._player, self._store)
 196                 self._playcontrol.connect("home", self._on_home)
 197                 self._playcontrol.connect("jump-to", self._on_jump)
 198
 199                 self._contentLayout = gtk.VBox(False)
 200                 self._contentLayout.pack_start(self._treeScroller, True, True)
 201                 self._contentLayout.pack_start(self._separator, False, True)
 202                 self._contentLayout.pack_start(self._playcontrol.toplevel, False, True)
 203
 204                 self._layout.pack_start(self._loadingBanner.toplevel, False, False)
 205                 self._layout.pack_start(self._contentLayout, True, True)
 206
 207         def show(self):
 208                 BasicWindow.show(self)
 209
 210                 self._errorBanner.toplevel.hide()
 211                 self._loadingBanner.toplevel.hide()
 212
 213                 self._refresh()
 214                 self._playcontrol.refresh()
 215
 216         @classmethod
 217         def _get_columns(cls):
 218                 raise NotImplementedError("")
 219
 220         def _get_current_row(self):
 221                 if self._player.node is None:
 222                         return -1
 223                 ancestors, current, descendants = stream_index.common_paths(self._player.node, self._node)
 224                 if not descendants:
 225                         return -1
 226                 activeChild = descendants[0]
 227                 for i, row in enumerate(self._model):
 228                         if activeChild is row[0]:
 229                                 return i
 230                 else:
 231                         return -1
 232
 233         def jump_to(self, node):
 234                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 235                 if current is None:
 236                         raise RuntimeError("Cannot jump to node %s" % node)
 237                 if not descendants:
 238                         _moduleLogger.info("Current node is the target")
 239                         return
 240                 child = descendants[0]
 241                 window = self._window_from_node(child)
 242                 window.jump_to(node)
 243
 244         def _window_from_node(self, node):
 245                 raise NotImplementedError("")
 246
 247         @misc_utils.log_exception(_moduleLogger)
 248         def _on_row_activated(self, view, path, column):
 249                 raise NotImplementedError("")
 250
 251         @misc_utils.log_exception(_moduleLogger)
 252         def _on_player_title_change(self, player, node):
 253                 self._select_row()
 254
 255         @misc_utils.log_exception(_moduleLogger)
 256         def _on_jump(self, source, node):
 257                 ancestors, current, descendants = stream_index.common_paths(node, self._node)
 258                 if current is None:
 259                         _moduleLogger.info("%s is not the target, moving up" % self._node)
 260                         self.emit("jump-to", node)
 261                         self._window.destroy()
 262                         return
 263                 if not descendants:
 264                         _moduleLogger.info("Current node is the target")
 265                         return
 266                 child = descendants[0]
 267                 window = self._window_from_node(child)
 268                 window.jump_to(node)
 269
 270         def _show_loading(self):
 271                 animationPath = self._store.STORE_LOOKUP["loading"]
 272                 animation = self._store.get_pixbuf_animation_from_store(animationPath)
 273                 self._loadingBanner.show(animation, "Loading...")
 274
 275         def _hide_loading(self):
 276                 self._loadingBanner.hide()
 277
 278         def _refresh(self):
 279                 self._show_loading()
 280                 self._model.clear()
 281
 282         def _select_row(self):
 283                 rowIndex = self._get_current_row()
 284                 if rowIndex < 0:
 285                         return
 286                 path = (rowIndex, )
 287                 self._treeView.scroll_to_cell(path)
 288                 self._treeView.get_selection().select_path(path)