View file File name : keyboardshortcut.py Content :# vim:set et sts=4 sw=4: # # ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus # # Copyright (c) 2007-2014 Peng Huang <shawn.p.huang@gmail.com> # Copyright (c) 2007-2014 Red Hat, Inc. # Copyright (c) 2014 Peng Wu <alexepico@gmail.com> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 # USA __all__ = ( "KeyboardShortcutSelection", "KeyboardShortcutSelectionDialog", ); import gettext import locale import os from gi.repository import Gdk from gi.repository import GObject from gi.repository import Gtk from gi.repository import IBus from gi.repository import Pango locale.setlocale(locale.LC_ALL, "") localedir = os.getenv("IBUS_LOCALEDIR") pkgdatadir = os.getenv("IBUS_PKGDATADIR") or "." gettext.install('ibus-libpinyin', localedir) class KeyboardShortcutSelection(Gtk.Box): def __init__(self, shortcut = None): super(KeyboardShortcutSelection, self).__init__( orientation=Gtk.Orientation.VERTICAL) self.__init_ui() self.set_shortcut(shortcut) def __init_ui(self): # shortcut label hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL) label = Gtk.Label(_("Shortcut:")) label.set_justify(Gtk.Justification.LEFT) label.set_alignment(0.0, 0.5) hbox.pack_start(label, False, False, 4) self.__accel_label = Gtk.Label("") self.__accel_label.set_justify(Gtk.Justification.RIGHT) self.__accel_label.set_alignment(0.0, 0.5) hbox.pack_start(self.__accel_label, False, False, 4) self.pack_start(hbox, False, True, 4) # key code hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL) label = Gtk.Label(label = _("Key code:")) label.set_justify(Gtk.Justification.LEFT) label.set_alignment(0.0, 0.5) hbox.pack_start(label, False, True, 4) self.__keycode_entry = Gtk.Entry() self.__keycode_entry.connect("notify::text", self.__keycode_entry_notify_cb) hbox.pack_start(self.__keycode_entry, True, True, 4) self.__keycode_button = Gtk.Button(label = "...") self.__keycode_button.connect("clicked", self.__keycode_button_clicked_cb) hbox.pack_start(self.__keycode_button, False, True, 4) self.pack_start(hbox, False, True, 4) # modifiers hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL) label = Gtk.Label(label = _("Modifiers:")) label.set_justify(Gtk.Justification.LEFT) label.set_alignment(0.0, 0.5) hbox.pack_start(label, False, True, 4) table = Gtk.Table(n_rows = 4, n_columns = 2) self.__modifier_buttons = [] self.__modifier_buttons.append(("Control", Gtk.CheckButton.new_with_mnemonic("_Control"), Gdk.ModifierType.CONTROL_MASK)) self.__modifier_buttons.append(("Alt", Gtk.CheckButton.new_with_mnemonic("A_lt"), Gdk.ModifierType.MOD1_MASK)) self.__modifier_buttons.append(("Shift", Gtk.CheckButton.new_with_mnemonic("_Shift"), Gdk.ModifierType.SHIFT_MASK)) self.__modifier_buttons.append(("Meta", Gtk.CheckButton.new_with_mnemonic("_Meta"), Gdk.ModifierType.META_MASK)) self.__modifier_buttons.append(("Super", Gtk.CheckButton.new_with_mnemonic("S_uper"), Gdk.ModifierType.SUPER_MASK)) self.__modifier_buttons.append(("Hyper", Gtk.CheckButton.new_with_mnemonic("_Hyper"), Gdk.ModifierType.HYPER_MASK)) # <CapsLock> is not parsed by gtk_accelerator_parse() # <Release> is not supported by XIGrabKeycode() for name, button, mask in self.__modifier_buttons: button.connect("toggled", self.__modifier_button_toggled_cb, name) table.attach(self.__modifier_buttons[0][1], 0, 1, 0, 1) table.attach(self.__modifier_buttons[1][1], 1, 2, 0, 1) table.attach(self.__modifier_buttons[2][1], 2, 3, 0, 1) table.attach(self.__modifier_buttons[3][1], 0, 1, 1, 2) table.attach(self.__modifier_buttons[4][1], 1, 2, 1, 2) table.attach(self.__modifier_buttons[5][1], 2, 3, 1, 2) hbox.pack_start(table, True, True, 4) self.pack_start(hbox, False, True, 4) def set_shortcut(self, shortcut = None): if shortcut == None: shortcut = "" self.__accel_label.set_label(shortcut) self.__set_shortcut_to_buttons(shortcut) def get_shortcut(self): return self.__accel_label.get_label() def __get_shortcut_from_buttons(self): modifiers = [] keycode = self.__keycode_entry.get_text() if Gdk.keyval_from_name(keycode) == 0: return None for name, button, mask in self.__modifier_buttons: if button.get_active(): modifiers.append(name) if keycode.startswith("_"): keycode = keycode[1:] shortcut = "".join(['<' + m + '>' for m in modifiers]) shortcut += keycode return shortcut def __set_shortcut_to_buttons(self, shortcut): (keyval, state) = Gtk.accelerator_parse(shortcut) if keyval == 0 and state == 0: return for name, button, mask in self.__modifier_buttons: if state & mask: button.set_active(True) else: button.set_active(False) self.__keycode_entry.set_text(shortcut.rsplit('>', 1)[-1]) def __update_accel_label(self): shortcut = self.__get_shortcut_from_buttons() can_add = shortcut != None self.__accel_label.set_label(shortcut) def __modifier_button_toggled_cb(self, button, name): self.__update_accel_label() def __keycode_entry_notify_cb(self, entry, arg): self.__update_accel_label() def __keycode_button_clicked_cb(self, button): out = [] dlg = Gtk.MessageDialog(transient_for = self.get_toplevel(), buttons = Gtk.ButtonsType.CLOSE) message = _("Please press a key (or a key combination).\n" \ "The dialog will be closed when the key is released.") dlg.set_markup(message) dlg.set_title(_("Please press a key (or a key combination)")) def __accel_edited_cb(c, path, keyval, state, keycode): out.append(keyval) out.append(state) out.append(keycode) dlg.response(Gtk.ResponseType.OK) model = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_UINT, GObject.TYPE_UINT) accel_view = Gtk.TreeView(model) column = Gtk.TreeViewColumn(_("Shorcut Editor")) renderer = Gtk.CellRendererAccel(accel_mode=Gtk.CellRendererAccelMode.OTHER, editable=True) renderer.connect('accel-edited', __accel_edited_cb) column.pack_start(renderer, True) column.add_attribute(renderer, 'accel-mods', 0) column.add_attribute(renderer, 'accel-key', 1) column.add_attribute(renderer, 'keycode', 2) accel_view.append_column(column) it = model.append(None) area = dlg.get_message_area() area.pack_end(accel_view, True, True, 0) area.show_all() id = dlg.run() dlg.destroy() if id != Gtk.ResponseType.OK or len(out) < 3: return keyval = out[0] state = out[1] keycode = out[2] for name, button, mask in self.__modifier_buttons: if state & mask: button.set_active(True) else: button.set_active(False) shortcut = Gtk.accelerator_name_with_keycode(None, keyval, keycode, state) shortcut = shortcut.replace('<Primary>', '<Control>') self.__keycode_entry.set_text(shortcut.rsplit('>', 1)[-1]) class KeyboardShortcutSelectionDialog(Gtk.Dialog): def __init__(self, title = None, transient_for = None, flags = 0): super(KeyboardShortcutSelectionDialog, self).__init__( title = title, transient_for = transient_for, flags = flags) self.__selection_view = KeyboardShortcutSelection() self.vbox.pack_start(self.__selection_view, False, True, 0) self.vbox.show_all() def set_shortcut(self, shortcut = None): self.__selection_view.set_shortcut(shortcut) def get_shortcut(self): return self.__selection_view.get_shortcut() if __name__ == "__main__": dlg = KeyboardShortcutSelectionDialog(title = "Select test") buttons = (_("_Cancel"), Gtk.ResponseType.CANCEL, _("_OK"), Gtk.ResponseType.OK) dlg.add_buttons(*buttons) dlg.set_shortcut("<Shift>") dlg.set_shortcut(None) print((dlg.run())) print((dlg.get_shortcut()))