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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/views/controls/menu/menu_controller.h" | 5 #include "ui/views/controls/menu/menu_controller.h" |
6 | 6 |
7 #include "base/i18n/case_conversion.h" | 7 #include "base/i18n/case_conversion.h" |
8 #include "base/i18n/rtl.h" | 8 #include "base/i18n/rtl.h" |
9 #include "base/run_loop.h" | 9 #include "base/run_loop.h" |
10 #include "base/time.h" | 10 #include "base/time.h" |
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934 TranslateMessage(&msg); | 934 TranslateMessage(&msg); |
935 DispatchMessage(&msg); | 935 DispatchMessage(&msg); |
936 return exit_type_ == EXIT_NONE; | 936 return exit_type_ == EXIT_NONE; |
937 } | 937 } |
938 #elif defined(USE_AURA) | 938 #elif defined(USE_AURA) |
939 bool MenuController::Dispatch(const base::NativeEvent& event) { | 939 bool MenuController::Dispatch(const base::NativeEvent& event) { |
940 if (exit_type_ == EXIT_ALL || exit_type_ == EXIT_DESTROYED) { | 940 if (exit_type_ == EXIT_ALL || exit_type_ == EXIT_DESTROYED) { |
941 aura::Env::GetInstance()->GetDispatcher()->Dispatch(event); | 941 aura::Env::GetInstance()->GetDispatcher()->Dispatch(event); |
942 return false; | 942 return false; |
943 } | 943 } |
944 // We exit the menu and its message loop on control and alt keypress. | |
945 // So that accelerators such as control-n don't run with a nested | |
946 // message loop we exit on any modifier that might be used for an | |
947 // accelerator. | |
948 // If the user presses control-n, the menu disappears already when | |
949 // the control key is down. When "n" (while control is still down) | |
950 // is pressed the shortcut is handled normally after the nested loop | |
951 // has ended and the context menu has disappeared. | |
952 // We don't exit the menu on the release of modifiers as the menu | |
953 // may have been shown by way of an accelerator, eg alt-f. So that | |
954 // if we exited menus on the release of modifiers the menu would | |
955 // first appear and then immediately disappear. | |
956 const ui::EventType event_type = ui::EventTypeFromNative(event); | |
957 if (event_type == ui::ET_KEY_PRESSED ) { | |
958 const ui::KeyboardCode key_code = ui::KeyboardCodeFromNative(event); | |
959 if (key_code == ui::VKEY_LCONTROL || key_code == ui::VKEY_CONTROL || | |
960 key_code == ui::VKEY_RCONTROL || key_code == ui::VKEY_MENU ) { | |
961 Cancel(EXIT_ALL); | |
962 return false; | |
963 } | |
964 } | |
965 // Activates mnemonics only when it it pressed without modifiers except for | 944 // Activates mnemonics only when it it pressed without modifiers except for |
966 // caps and shift. | 945 // caps and shift. |
967 int flags = ui::EventFlagsFromNative(event) & | 946 int flags = ui::EventFlagsFromNative(event) & |
968 ~ui::EF_CAPS_LOCK_DOWN & ~ui::EF_SHIFT_DOWN; | 947 ~ui::EF_CAPS_LOCK_DOWN & ~ui::EF_SHIFT_DOWN; |
969 if (flags == ui::EF_NONE) { | 948 if (flags == ui::EF_NONE) { |
970 switch (event_type) { | 949 switch (ui::EventTypeFromNative(event)) { |
971 case ui::ET_KEY_PRESSED: | 950 case ui::ET_KEY_PRESSED: |
972 if (!OnKeyDown(ui::KeyboardCodeFromNative(event))) | 951 if (!OnKeyDown(ui::KeyboardCodeFromNative(event))) |
973 return false; | 952 return false; |
974 | 953 |
975 return !SelectByChar(ui::KeyboardCodeFromNative(event)); | 954 return !SelectByChar(ui::KeyboardCodeFromNative(event)); |
976 case ui::ET_KEY_RELEASED: | 955 case ui::ET_KEY_RELEASED: |
977 return true; | 956 return true; |
978 default: | 957 default: |
979 break; | 958 break; |
980 } | 959 } |
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2145 (!pending_state_.item->HasSubmenu() || | 2124 (!pending_state_.item->HasSubmenu() || |
2146 !pending_state_.item->GetSubmenu()->IsShowing())) { | 2125 !pending_state_.item->GetSubmenu()->IsShowing())) { |
2147 // On exit if the user hasn't selected an item with a submenu, move the | 2126 // On exit if the user hasn't selected an item with a submenu, move the |
2148 // selection back to the parent menu item. | 2127 // selection back to the parent menu item. |
2149 SetSelection(pending_state_.item->GetParentMenuItem(), | 2128 SetSelection(pending_state_.item->GetParentMenuItem(), |
2150 SELECTION_OPEN_SUBMENU); | 2129 SELECTION_OPEN_SUBMENU); |
2151 } | 2130 } |
2152 } | 2131 } |
2153 | 2132 |
2154 } // namespace views | 2133 } // namespace views |
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