Source code for timelinelib.wxgui.dialogs.shortcutseditor.controller
# Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 Rickard Lindberg, Roger Lindberg
#
# This file is part of Timeline.
#
# Timeline is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Timeline 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Timeline. If not, see <http://www.gnu.org/licenses/>.
from timelinelib.wxgui.framework import Controller
[docs]class DuplicateShortcut(Exception):
pass
[docs]class ShortcutsEditorDialogController(Controller):
[docs] def on_init(self, shortcut_config):
self.shortcut_config = shortcut_config
if shortcut_config:
functions = self.shortcut_config.get_functions()
modifier, key = self.shortcut_config.get_modifier_and_key(functions[0])
self.view.SetFunctions(functions)
self.view.SetModifiers(self.shortcut_config.get_modifiers(), modifier)
self.view.SetShortcutKeys(self.shortcut_config.get_shortcuts(), key)
[docs] def on_apply_clicked(self, evt):
self._set_new_shortcut_for_selected_function()
[docs] def on_selection_changed(self, evt):
self._select_modifier_and_key_for_selected_function()
def _select_modifier_and_key_for_selected_function(self):
function = self.view.GetFunction()
modifier, key = self.shortcut_config.get_modifier_and_key(function)
self.view.SetModifier(modifier)
self.view.SetShortcutKey(key)
def _set_new_shortcut_for_selected_function(self):
try:
self._validate_input()
self._validate_shortcut()
function = self.view.GetFunction()
shortcut = self._get_shortcut()
self.shortcut_config.edit(function, shortcut)
self.view.DisplayAckPopupWindow(_("Shortcut is saved"))
except MissingInput as ex:
self.view.DisplayWarningMessage(str(ex))
except DuplicateShortcut as ex:
self.view.DisplayWarningMessage(str(ex))
def _validate_input(self):
shortcut_key = self.view.GetShortcutKey()
modifier = self.view.GetModifier()
if not self.shortcut_config.is_valid(modifier, shortcut_key):
raise MissingInput(_("Both Modifier and Shortcut key must be given!"))
def _validate_shortcut(self):
shortcut = self._get_shortcut()
if self.shortcut_config.exists(shortcut, function=self.shortcut_config.get_function(shortcut)):
raise DuplicateShortcut(_("The shortcut %s is already bound to function '%s'!") %
(shortcut, self.shortcut_config.get_function(shortcut)))
def _get_shortcut(self):
modifier = self.view.GetModifier()
shortcut_key = self.view.GetShortcutKey()
shortcut = "%s+%s" % (modifier, shortcut_key)
if shortcut.startswith("+"):
shortcut = shortcut[1:]
return shortcut