解決 GNOME 3.16+ 應用程式下輸入法不能正常運作的問題

gnome-gtk-im-helper.py

#!/usr/bin/env python3
from gi.repository import GLib, Gio
import sys, os

def has_gtk_im_settings(overrides):
    return True if 'Gtk/IMModule' in overrides.keys() else False

def produce_new_gtk_im_dict_entry(im):
    return GLib.Variant.new_dict_entry(GLib.Variant.new_string('Gtk/IMModule'), GLib.Variant.new_variant(GLib.Variant.new_string(im)))

if __name__ == '__main__':
    if len(sys.argv) != 2:
        print('usage: ' + os.path.basename(sys.argv[0]) + ' <input method name>', file=sys.stderr)
        sys.exit(1)

    ime = sys.argv[1]
    print('Setting Input Method = "' + sys.argv[1] + '"...')

    settings = Gio.Settings.new('org.gnome.settings-daemon.plugins.xsettings')
    overrides = settings.get_value('overrides')
    overrides_children = [overrides.get_child_value(i) for i in range(0, overrides.n_children())]

    if has_gtk_im_settings(overrides):
        current_ime = overrides.lookup_value('Gtk/IMModule', None).get_string()

        if current_ime != ime:
            overrides_children.remove(produce_new_gtk_im_dict_entry(current_ime))
            overrides_children.append(produce_new_gtk_im_dict_entry(ime))
            settings.set_value('overrides', GLib.Variant.new_array(GLib.VariantType.new('{sv}'), overrides_children))
    else:
        overrides_children.append(produce_new_gtk_im_dict_entry(ime))
        settings.set_value('overrides', GLib.Variant.new_array(GLib.VariantType.new('{sv}'), overrides_children))

    print('Done.')