Ejemplo n.º 1
0
    def __enable(self):
        try:
            from blaspectrum import BlaSpectrum
        except ImportError as exc:
            blaguiutils.error_dialog(
                "Failed to enable spectrum visualization", exc.message)
            self.__disable()
            return

        self.__spectrum = BlaSpectrum()
        self.__spectrum.set_width(self.get_allocation().width)
        self.__spectrum.update_colors(self.__drawing_area.get_style())
        self.set_size_request(-1, self.__spectrum.height)
        self.__set_visible(True)
        self.__cid = player.connect_object(
            "new_buffer", BlaSpectrum.new_buffer, self.__spectrum)

        # TODO: Suspend during paused and stopped states.
        def queue_draw():
            self.__drawing_area.queue_draw()
            return True
        gobject.source_remove(self.__tid_draw)
        self.__tid_draw = gobject.timeout_add(
            int(1000 / self.__rate), queue_draw)
        self.__tid_consume = gobject.timeout_add(
            int(1000 / self.__rate), self.__spectrum.consume_buffer)

        blacfg.setboolean("general", "show.visualization", True)
Ejemplo n.º 2
0
 def __add_station(self, uri):
     uri = uri.strip()
     try:
         stations = parse_uri(uri)
         if not stations:
             return
     except IOError:
         blaguiutils.error_dialog(
             "Invalid URL", "Failed to open location %s." % uri)
     else:
         model = self.__treeview.get_model()
         iterators = [model.append([None, station])
                      for station in stations]
         self.emit("count_changed", blaconst.VIEW_RADIO, len(model))
         self.__treeview.set_cursor(model.get_path(iterators[0]))
         select_path = self.__treeview.get_selection().select_path
         map(select_path, map(model.get_path, iterators))
Ejemplo n.º 3
0
    def __update_directory(self, directory=None, refresh=False,
                           add_to_history=True):
        if not refresh:
            if directory is None:
                print_w("Directory must not be None")
                return False
            directory = os.path.expanduser(directory)
            # Got a relative path?
            if not os.path.isabs(directory):
                directory = os.path.join(self.__directory, directory)
            if not os.path.exists(directory):
                blaguiutils.error_dialog(
                    "Could not find \"%s\"." % directory,
                    "Please check the spelling and try again.")
                return False
            self.__directory = directory
            self.__entry.set_text(self.__directory)
            blacfg.set("general", "filesystem.directory", self.__directory)
            if add_to_history:
                self.__history.add(self.__directory)

        # FIXME: don't use gtk's model filter capabilities
        # TODO: keep the selection after updating the model
        model = self.__filt.get_model()
        self.__treeview.freeze_child_notify()
        model.clear()

        for dirpath, dirnames, filenames in os.walk(self.__directory):
            for d in sorted(dirnames, key=str.lower):
                if d.startswith("."):
                    continue
                path = os.path.join(self.__directory, d)
                model.append([path, self.__pixbufs["directory"], d])

            for f in sorted(filenames, key=str.lower):
                if f.startswith("."):
                    continue
                path = os.path.join(self.__directory, f)
                # TODO: use this instead (profile the overhead first though):
                #         f = gio.File(path)
                #         info = f.query_info("standard::content-type")
                #         mimetype = info.get_content_type()
                mimetype = gio.content_type_guess(path)
                try:
                    pb = self.__pixbufs[mimetype]
                except KeyError:
                    icon_names = gio.content_type_get_icon(mimetype)
                    pb = self.__pixbufs["file"]
                    if icon_names:
                        for icon_name in icon_names.get_names():
                            pb_new = self.__get_pixbuf(icon_name)
                            if pb_new:
                                self.__pixbufs[mimetype] = pb_new
                                pb = pb_new
                model.append([path, pb, f])
            break

        try:
            self.__monitor.cancel()
        except AttributeError:
            pass

        # FIXME: this seems to cease working after handling an event
        self.__monitor = gio.File(self.__directory).monitor_directory(
            flags=gio.FILE_MONITOR_NONE)
        self.__monitor.connect("changed", self.__process_event)

        self.__treeview.thaw_child_notify()
        return False