configwindow.py 文件源码

def create_idtone_accels_config(self, parent):
        it, page_vbox = self.new_page_box(parent, _("Identify tone keyboard accelerators"))
        self.g_idtone_accels = Gtk.ListStore(GObject.TYPE_STRING,
            GObject.TYPE_STRING)
        notenames = ('c', 'cis', 'd', 'dis', 'e', 'f', 'fis',
                     'g', 'gis', 'a', 'ais', 'b')
        for notename in notenames:
            self.g_idtone_accels.append((
                solfege.mpd.MusicalPitch.new_from_notename(notename).get_user_notename(),
                cfg.get_string('idtone/tone_%s_ak' % notename)))
        self.g_treeview = Gtk.TreeView(self.g_idtone_accels)
        renderer = Gtk.CellRendererText()
        column = Gtk.TreeViewColumn(_("Note name"), renderer, text=0)
        self.g_treeview.append_column(column)
        renderer = Gtk.CellRendererAccel()
        renderer.set_property('editable', True)

        def acc_ff(renderer, path, accel_key, accel_mods, hw_key):
            is_unique = True
            for notename in notenames:
                if (notename != notenames[int(path)]
                    and cfg.get_string('idtone/tone_%s_ak' % notename) == unichr(accel_key)):
                    is_unique = False
                    break

            if not is_unique:
                gu.dialog_ok(_(u"The accelerator in use for the tone “%s”. You have to choose another key.") % solfege.mpd.MusicalPitch.new_from_notename(notename).get_user_notename(), parent=self, msgtype=Gtk.MessageType.ERROR)
                return
            it = self.g_idtone_accels.get_iter(path)
            cfg.set_string('idtone/tone_%s_ak' % notenames[int(path)], unichr(accel_key))
            self.g_idtone_accels.set(it, 1, unichr(accel_key))
            return True
        renderer.connect('accel-edited', acc_ff)
        column = Gtk.TreeViewColumn(_i("keyboard|Key"), renderer, text=1)
        self.g_treeview.append_column(column)
        page_vbox.pack_start(self.g_treeview, True, True, 0)
        layouts = {'ascii': (_('ASCII'), u'awsedfujikol'),
                   'dvorak': (_('Dvorak'), u'a,o.eughctrn'),
        }
        hbox = Gtk.HBox()
        page_vbox.pack_start(hbox, False, False, 0)

        def set_buttons(widget, layout):
            v = layouts[layout][1]
            idx = 0
            it = self.g_idtone_accels.get_iter_first()
            while True:
                self.g_idtone_accels.set_value(it, 1, v[idx])
                cfg.set_string('idtone/tone_%s_ak' % notenames[idx], v[idx])
                it = self.g_idtone_accels.iter_next(it)
                idx += 1
                if not it:
                    break
        for key in layouts:
            btn = Gtk.Button(layouts[key][0])
            btn.connect('clicked', set_buttons, key)
            hbox.pack_start(btn, True, True, 0)