| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ash/accelerators/accelerator_dispatcher.h" |
| |
| #include "ash/accelerators/accelerator_controller.h" |
| #include "ash/shell.h" |
| #include "ui/aura/window_event_dispatcher.h" |
| #include "ui/base/accelerators/accelerator.h" |
| #include "ui/events/event.h" |
| #include "ui/events/event_constants.h" |
| #include "ui/events/event_utils.h" |
| #include "ui/views/controls/menu/menu_controller.h" |
| |
| namespace ash { |
| namespace { |
| |
| bool IsPossibleAcceleratorNotForMenu(const ui::KeyEvent& key_event) { |
| // For shortcuts generated by Ctrl or Alt plus a letter, number or |
| // the tab key, we want to exit the context menu first and then |
| // repost the event. That allows for the shortcut execution after |
| // the context menu has exited. |
| if (key_event.type() == ui::ET_KEY_PRESSED && |
| (key_event.flags() & (ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN))) { |
| const ui::KeyboardCode key_code = key_event.key_code(); |
| if ((key_code >= ui::VKEY_A && key_code <= ui::VKEY_Z) || |
| (key_code >= ui::VKEY_0 && key_code <= ui::VKEY_9) || |
| (key_code == ui::VKEY_TAB)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } // namespace |
| |
| bool AcceleratorDispatcher::MenuClosedForPossibleAccelerator( |
| const ui::KeyEvent& key_event) { |
| if (!IsPossibleAcceleratorNotForMenu(key_event)) |
| return false; |
| |
| if (views::MenuController* menu_controller = |
| views::MenuController::GetActiveInstance()) { |
| menu_controller->CancelAll(); |
| return true; |
| } |
| return false; |
| } |
| |
| bool AcceleratorDispatcher::AcceleratorProcessedForKeyEvent( |
| const ui::KeyEvent& key_event) { |
| ash::AcceleratorController* accelerator_controller = |
| ash::Shell::GetInstance()->accelerator_controller(); |
| if (!accelerator_controller) |
| return false; |
| const int kModifierMask = |
| (ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN); |
| ui::Accelerator accelerator(key_event.key_code(), |
| key_event.flags() & kModifierMask); |
| if (key_event.type() == ui::ET_KEY_RELEASED) |
| accelerator.set_type(ui::ET_KEY_RELEASED); |
| // Fill out context object so AcceleratorController will know what |
| // was the previous accelerator or if the current accelerator is repeated. |
| Shell::GetInstance()->accelerator_controller()->context()->UpdateContext( |
| accelerator); |
| return accelerator_controller->Process(accelerator); |
| } |
| |
| } // namespace ash |