chrome/browser/ui/ash/ime_controller_chromeos.cc

   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
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/ash/ime_controller_chromeos.h"
   6
   7 #include "chromeos/ime/input_method_manager.h"
   8 #include "ui/base/accelerators/accelerator.h"
   9
  10 bool ImeController::HandleNextIme() {
  11   chromeos::input_method::InputMethodManager* manager =
  12       chromeos::input_method::InputMethodManager::Get();
  13   return manager->SwitchToNextInputMethod();
  14 }
  15
  16 bool ImeController::HandlePreviousIme(const ui::Accelerator& accelerator) {
  17   chromeos::input_method::InputMethodManager* manager =
  18       chromeos::input_method::InputMethodManager::Get();
  19   return manager->SwitchToPreviousInputMethod(accelerator);
  20 }
  21
  22 bool ImeController::HandleSwitchIme(const ui::Accelerator& accelerator) {
  23   chromeos::input_method::InputMethodManager* manager =
  24       chromeos::input_method::InputMethodManager::Get();
  25   return manager->SwitchInputMethod(accelerator);
  26 }
  27
  28 ui::Accelerator ImeController::RemapAccelerator(
  29     const ui::Accelerator& accelerator) {
  30   ui::KeyboardCode key = accelerator.key_code();
  31   int modifiers = accelerator.modifiers();
  32   // On French keyboards the user needs to press a number key in conjunction
  33   // with the shift key. To get the right accelerator from our static table
  34   // we modify the received accelerator to match this.
  35   if (key >= ui::VKEY_0 && key <= ui::VKEY_9) {
  36     // A keyboard layout can get changed by the user, so we perform quickly
  37     // this cheap layout test.
  38     // See http://crbug.com/129017 for more details.
  39     if (UsingFrenchInputMethod()) {
  40       // We toggle the shift key to get the correct accelerator from our table.
  41       modifiers ^= ui::EF_SHIFT_DOWN;
  42     }
  43   }
  44   ui::Accelerator remapped_accelerator(key, modifiers);
  45   remapped_accelerator.set_type(accelerator.type());
  46   return remapped_accelerator;
  47 }
  48
  49 bool ImeController::UsingFrenchInputMethod() const {
  50   chromeos::input_method::InputMethodManager* manager =
  51       chromeos::input_method::InputMethodManager::Get();
  52   const chromeos::input_method::InputMethodDescriptor& descriptor =
  53       manager->GetCurrentInputMethod();
  54   const std::string& layout = descriptor.id();
  55   return (layout == "xkb:fr::fra" || layout == "xkb:be::fra");
  56 }