| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/views/controls/menu/menu_message_pump_dispatcher_win.h" | |
| 6 | |
| 7 #include <windowsx.h> | |
| 8 | |
| 9 #include "ui/events/event_utils.h" | |
| 10 #include "ui/events/keycodes/keyboard_code_conversion.h" | |
| 11 #include "ui/events/keycodes/keyboard_codes.h" | |
| 12 #include "ui/views/controls/menu/menu_controller.h" | |
| 13 #include "ui/views/controls/menu/menu_item_view.h" | |
| 14 | |
| 15 namespace views { | |
| 16 namespace internal { | |
| 17 | |
| 18 MenuMessagePumpDispatcher::MenuMessagePumpDispatcher(MenuController* controller) | |
| 19 : menu_controller_(controller) {} | |
| 20 | |
| 21 MenuMessagePumpDispatcher::~MenuMessagePumpDispatcher() {} | |
| 22 | |
| 23 uint32_t MenuMessagePumpDispatcher::Dispatch(const MSG& msg) { | |
| 24 DCHECK(menu_controller_->IsBlockingRun()); | |
| 25 | |
| 26 bool should_quit = false; | |
| 27 bool should_perform_default = true; | |
| 28 if (menu_controller_->exit_type() == MenuController::EXIT_ALL || | |
| 29 menu_controller_->exit_type() == MenuController::EXIT_DESTROYED) { | |
| 30 should_quit = true; | |
| 31 } else { | |
| 32 // NOTE: we don't get WM_ACTIVATE or anything else interesting in here. | |
| 33 switch (msg.message) { | |
| 34 case WM_CONTEXTMENU: { | |
| 35 MenuItemView* item = menu_controller_->pending_state_.item; | |
| 36 if (item && item->GetRootMenuItem() != item) { | |
| 37 gfx::Point screen_loc(0, item->height()); | |
| 38 View::ConvertPointToScreen(item, &screen_loc); | |
| 39 ui::MenuSourceType source_type = ui::MENU_SOURCE_MOUSE; | |
| 40 if (GET_X_LPARAM(msg.lParam) == -1 && GET_Y_LPARAM(msg.lParam) == -1) | |
| 41 source_type = ui::MENU_SOURCE_KEYBOARD; | |
| 42 item->GetDelegate()->ShowContextMenu( | |
| 43 item, item->GetCommand(), screen_loc, source_type); | |
| 44 } | |
| 45 should_quit = false; | |
| 46 should_perform_default = false; | |
| 47 break; | |
| 48 } | |
| 49 | |
| 50 // NOTE: focus wasn't changed when the menu was shown. As such, don't | |
| 51 // dispatch key events otherwise the focused window will get the events. | |
| 52 case WM_KEYDOWN: { | |
| 53 bool result = | |
| 54 menu_controller_->OnKeyDown(ui::KeyboardCodeFromNative(msg)); | |
| 55 TranslateMessage(&msg); | |
| 56 should_perform_default = false; | |
| 57 should_quit = !result; | |
| 58 break; | |
| 59 } | |
| 60 case WM_CHAR: { | |
| 61 should_quit = menu_controller_->SelectByChar( | |
| 62 static_cast<base::char16>(msg.wParam)); | |
| 63 should_perform_default = false; | |
| 64 break; | |
| 65 } | |
| 66 case WM_KEYUP: | |
| 67 case WM_SYSKEYUP: | |
| 68 // We may have been shown on a system key, as such don't do anything | |
| 69 // here. If another system key is pushed we'll get a WM_SYSKEYDOWN and | |
| 70 // close the menu. | |
| 71 should_quit = false; | |
| 72 should_perform_default = false; | |
| 73 break; | |
| 74 | |
| 75 case WM_CANCELMODE: | |
| 76 case WM_SYSKEYDOWN: | |
| 77 // Exit immediately on system keys. | |
| 78 menu_controller_->Cancel(MenuController::EXIT_ALL); | |
| 79 should_quit = true; | |
| 80 should_perform_default = false; | |
| 81 break; | |
| 82 | |
| 83 default: | |
| 84 break; | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 if (should_quit || menu_controller_->exit_type() != MenuController::EXIT_NONE) | |
| 89 menu_controller_->TerminateNestedMessageLoop(); | |
| 90 return should_perform_default ? POST_DISPATCH_PERFORM_DEFAULT | |
| 91 : POST_DISPATCH_NONE; | |
| 92 } | |
| 93 | |
| 94 } // namespace internal | |
| 95 } // namespace views | |
| OLD | NEW |
|---|
Chromium Code Reviews
