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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 "chrome/browser/chromeos/events/event_rewriter.h" | 5 #include "chrome/browser/chromeos/events/event_rewriter.h" |
6 | 6 |
7 #include <vector> | 7 #include <vector> |
8 | 8 |
9 #include "ash/sticky_keys/sticky_keys_controller.h" | 9 #include "ash/sticky_keys/sticky_keys_controller.h" |
10 #include "ash/wm/window_state.h" | 10 #include "ash/wm/window_state.h" |
11 #include "ash/wm/window_util.h" | 11 #include "ash/wm/window_util.h" |
12 #include "base/command_line.h" | 12 #include "base/command_line.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/prefs/pref_service.h" | 15 #include "base/prefs/pref_service.h" |
16 #include "base/strings/string_util.h" | 16 #include "base/strings/string_util.h" |
17 #include "base/sys_info.h" | 17 #include "base/sys_info.h" |
18 #include "chrome/browser/chromeos/login/ui/login_display_host_impl.h" | 18 #include "chrome/browser/chromeos/login/ui/login_display_host_impl.h" |
| 19 #include "chrome/browser/extensions/extension_commands_global_registry.h" |
19 #include "chrome/browser/profiles/profile_manager.h" | 20 #include "chrome/browser/profiles/profile_manager.h" |
20 #include "chrome/common/pref_names.h" | 21 #include "chrome/common/pref_names.h" |
21 #include "chromeos/chromeos_switches.h" | 22 #include "chromeos/chromeos_switches.h" |
22 #include "chromeos/ime/ime_keyboard.h" | 23 #include "chromeos/ime/ime_keyboard.h" |
23 #include "chromeos/ime/input_method_manager.h" | 24 #include "chromeos/ime/input_method_manager.h" |
24 #include "components/user_manager/user_manager.h" | 25 #include "components/user_manager/user_manager.h" |
25 #include "ui/events/event.h" | 26 #include "ui/events/event.h" |
26 #include "ui/events/event_utils.h" | 27 #include "ui/events/event_utils.h" |
27 #include "ui/events/keycodes/keyboard_code_conversion.h" | 28 #include "ui/events/keycodes/keyboard_code_conversion.h" |
28 #include "ui/wm/core/window_util.h" | 29 #include "ui/wm/core/window_util.h" |
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97 bool IsISOLevel5ShiftUsedByCurrentInputMethod() { | 98 bool IsISOLevel5ShiftUsedByCurrentInputMethod() { |
98 // Since both German Neo2 XKB layout and Caps Lock depend on Mod3Mask, | 99 // Since both German Neo2 XKB layout and Caps Lock depend on Mod3Mask, |
99 // it's not possible to make both features work. For now, we don't remap | 100 // it's not possible to make both features work. For now, we don't remap |
100 // Mod3Mask when Neo2 is in use. | 101 // Mod3Mask when Neo2 is in use. |
101 // TODO(yusukes): Remove the restriction. | 102 // TODO(yusukes): Remove the restriction. |
102 input_method::InputMethodManager* manager = | 103 input_method::InputMethodManager* manager = |
103 input_method::InputMethodManager::Get(); | 104 input_method::InputMethodManager::Get(); |
104 return manager->IsISOLevel5ShiftUsedByCurrentInputMethod(); | 105 return manager->IsISOLevel5ShiftUsedByCurrentInputMethod(); |
105 } | 106 } |
106 | 107 |
| 108 bool IsExtensionCommandRegistered(const ui::KeyEvent& key_event) { |
| 109 // Some keyboard events for ChromeOS get rewritten, such as: |
| 110 // Search+Shift+Left gets converted to Shift+Home (BeginDocument). |
| 111 // This doesn't make sense if the user has assigned that shortcut |
| 112 // to an extension. Because: |
| 113 // 1) The extension would, upon seeing a request for Ctrl+Shift+Home have |
| 114 // to register for Shift+Home, instead. |
| 115 // 2) The conversion is unnecessary, because Shift+Home (BeginDocument) isn't |
| 116 // going to be executed. |
| 117 // Therefore, we skip converting the accelerator if an extension has |
| 118 // registered for this shortcut. |
| 119 Profile* profile = ProfileManager::GetActiveUserProfile(); |
| 120 if (!profile || !extensions::ExtensionCommandsGlobalRegistry::Get(profile)) |
| 121 return false; |
| 122 |
| 123 int modifiers = key_event.flags() & (ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN | |
| 124 ui::EF_ALT_DOWN | ui::EF_COMMAND_DOWN); |
| 125 ui::Accelerator accelerator(key_event.key_code(), modifiers); |
| 126 return extensions::ExtensionCommandsGlobalRegistry::Get(profile) |
| 127 ->IsRegistered(accelerator); |
| 128 } |
| 129 |
107 EventRewriter::DeviceType GetDeviceType(const std::string& device_name) { | 130 EventRewriter::DeviceType GetDeviceType(const std::string& device_name) { |
108 std::vector<std::string> tokens; | 131 std::vector<std::string> tokens; |
109 Tokenize(device_name, " .", &tokens); | 132 Tokenize(device_name, " .", &tokens); |
110 | 133 |
111 // If the |device_name| contains the two words, "apple" and "keyboard", treat | 134 // If the |device_name| contains the two words, "apple" and "keyboard", treat |
112 // it as an Apple keyboard. | 135 // it as an Apple keyboard. |
113 bool found_apple = false; | 136 bool found_apple = false; |
114 bool found_keyboard = false; | 137 bool found_keyboard = false; |
115 for (size_t i = 0; i < tokens.size(); ++i) { | 138 for (size_t i = 0; i < tokens.size(); ++i) { |
116 if (!found_apple && LowerCaseEqualsASCII(tokens[i], "apple")) | 139 if (!found_apple && LowerCaseEqualsASCII(tokens[i], "apple")) |
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353 remapped_state->key_code = map.output_key_code; | 376 remapped_state->key_code = map.output_key_code; |
354 remapped_state->flags = (input.flags & ~map.input_flags) | map.output_flags; | 377 remapped_state->flags = (input.flags & ~map.input_flags) | map.output_flags; |
355 return true; | 378 return true; |
356 } | 379 } |
357 return false; | 380 return false; |
358 } | 381 } |
359 | 382 |
360 ui::EventRewriteStatus EventRewriter::RewriteKeyEvent( | 383 ui::EventRewriteStatus EventRewriter::RewriteKeyEvent( |
361 const ui::KeyEvent& key_event, | 384 const ui::KeyEvent& key_event, |
362 scoped_ptr<ui::Event>* rewritten_event) { | 385 scoped_ptr<ui::Event>* rewritten_event) { |
| 386 if (IsExtensionCommandRegistered(key_event)) |
| 387 return ui::EVENT_REWRITE_CONTINUE; |
363 if (key_event.source_device_id() != ui::ED_UNKNOWN_DEVICE) | 388 if (key_event.source_device_id() != ui::ED_UNKNOWN_DEVICE) |
364 DeviceKeyPressedOrReleased(key_event.source_device_id()); | 389 DeviceKeyPressedOrReleased(key_event.source_device_id()); |
365 MutableKeyState state = {key_event.flags(), key_event.key_code()}; | 390 MutableKeyState state = {key_event.flags(), key_event.key_code()}; |
366 // Do not rewrite an event sent by ui_controls::SendKeyPress(). See | 391 // Do not rewrite an event sent by ui_controls::SendKeyPress(). See |
367 // crbug.com/136465. | 392 // crbug.com/136465. |
368 if (!(key_event.flags() & ui::EF_FINAL)) { | 393 if (!(key_event.flags() & ui::EF_FINAL)) { |
369 RewriteModifierKeys(key_event, &state); | 394 RewriteModifierKeys(key_event, &state); |
370 RewriteNumPadKeys(key_event, &state); | 395 RewriteNumPadKeys(key_event, &state); |
371 } | 396 } |
372 ui::EventRewriteStatus status = ui::EVENT_REWRITE_CONTINUE; | 397 ui::EventRewriteStatus status = ui::EVENT_REWRITE_CONTINUE; |
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861 KeyboardDeviceAddedInternal(device_info[i].deviceid, device_info[i].name); | 886 KeyboardDeviceAddedInternal(device_info[i].deviceid, device_info[i].name); |
862 } | 887 } |
863 | 888 |
864 XIFreeDeviceInfo(device_info); | 889 XIFreeDeviceInfo(device_info); |
865 #else | 890 #else |
866 KeyboardDeviceAddedInternal(device_id, "keyboard"); | 891 KeyboardDeviceAddedInternal(device_id, "keyboard"); |
867 #endif | 892 #endif |
868 } | 893 } |
869 | 894 |
870 } // namespace chromeos | 895 } // namespace chromeos |
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