src/chrome/browser/chromeos/input_method/input_method_configuration.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/chromeos/input_method/input_method_configuration.h"
   6
   7 #include "base/bind.h"
   8 #include "base/logging.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "chrome/browser/chromeos/input_method/accessibility.h"
  11 #include "chrome/browser/chromeos/input_method/browser_state_monitor.h"
  12 #include "chrome/browser/chromeos/input_method/input_method_delegate_impl.h"
  13 #include "chrome/browser/chromeos/input_method/input_method_manager_impl.h"
  14 #include "chrome/browser/chromeos/input_method/input_method_persistence.h"
  15 #include "ui/base/ime/chromeos/ime_bridge.h"
  16
  17 namespace chromeos {
  18 namespace input_method {
  19
  20 namespace {
  21 void OnSessionStateChange(InputMethodManagerImpl* input_method_manager_impl,
  22                           InputMethodPersistence* input_method_persistence,
  23                           InputMethodManager::UISessionState new_ui_session) {
  24   input_method_persistence->OnSessionStateChange(new_ui_session);
  25   input_method_manager_impl->SetUISessionState(new_ui_session);
  26 }
  27
  28 bool g_disable_extension_loading = false;
  29
  30 class InputMethodConfiguration {
  31  public:
  32   InputMethodConfiguration() {}
  33   virtual ~InputMethodConfiguration() {}
  34
  35   void Initialize() {
  36     IMEBridge::Initialize();
  37
  38     InputMethodManagerImpl* impl = new InputMethodManagerImpl(
  39         scoped_ptr<InputMethodDelegate>(new InputMethodDelegateImpl),
  40         !g_disable_extension_loading);
  41     InputMethodManager::Initialize(impl);
  42
  43     DCHECK(InputMethodManager::Get());
  44
  45     accessibility_.reset(new Accessibility(impl));
  46     input_method_persistence_.reset(new InputMethodPersistence(impl));
  47     browser_state_monitor_.reset(new BrowserStateMonitor(
  48         base::Bind(&OnSessionStateChange,
  49                    impl,
  50                    input_method_persistence_.get())));
  51
  52     DVLOG(1) << "InputMethodManager initialized";
  53   }
  54
  55   void InitializeForTesting(InputMethodManager* mock_manager) {
  56     InputMethodManager::Initialize(mock_manager);
  57     DVLOG(1) << "InputMethodManager for testing initialized";
  58   }
  59
  60   void Shutdown() {
  61     accessibility_.reset();
  62     browser_state_monitor_.reset();
  63     input_method_persistence_.reset();
  64
  65     InputMethodManager::Shutdown();
  66
  67     IMEBridge::Shutdown();
  68
  69     DVLOG(1) << "InputMethodManager shutdown";
  70   }
  71
  72  private:
  73   scoped_ptr<Accessibility> accessibility_;
  74   scoped_ptr<BrowserStateMonitor> browser_state_monitor_;
  75   scoped_ptr<InputMethodPersistence> input_method_persistence_;
  76 };
  77
  78 InputMethodConfiguration* g_input_method_configuration = NULL;
  79
  80 }  // namespace
  81
  82 void Initialize() {
  83   if (!g_input_method_configuration)
  84     g_input_method_configuration = new InputMethodConfiguration();
  85   g_input_method_configuration->Initialize();
  86 }
  87
  88 void InitializeForTesting(InputMethodManager* mock_manager) {
  89   if (!g_input_method_configuration)
  90     g_input_method_configuration = new InputMethodConfiguration();
  91   g_input_method_configuration->InitializeForTesting(mock_manager);
  92 }
  93
  94 void DisableExtensionLoading() {
  95   g_disable_extension_loading = true;
  96 }
  97
  98 void Shutdown() {
  99   if (!g_input_method_configuration)
 100     return;
 101
 102   g_input_method_configuration->Shutdown();
 103   delete g_input_method_configuration;
 104   g_input_method_configuration = NULL;
 105 }
 106
 107 }  // namespace input_method
 108 }  // namespace chromeos