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      1 // Copyright 2013 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/base/ime/input_method_initializer.h"
      6 
      7 #if defined(TOOLKIT_VIEWS) || defined(USE_AURA)
      8 #include "ui/base/ime/input_method_factory.h"
      9 #endif
     10 
     11 #if defined(OS_CHROMEOS)
     12 #include "base/logging.h"
     13 #include "chromeos/dbus/dbus_thread_manager.h"
     14 #include "ui/base/ime/chromeos/ibus_bridge.h"
     15 #elif defined(USE_AURA) && defined(USE_X11)
     16 #include "ui/base/ime/input_method_auralinux.h"
     17 #include "ui/base/ime/linux/fake_input_method_context_factory.h"
     18 #elif defined(OS_WIN)
     19 #include "base/win/metro.h"
     20 #include "ui/base/ime/win/tsf_bridge.h"
     21 #endif
     22 
     23 namespace {
     24 
     25 #if defined(OS_CHROMEOS)
     26 bool dbus_thread_manager_was_initialized = false;
     27 #elif defined(USE_AURA) && defined(USE_X11)
     28 const ui::LinuxInputMethodContextFactory* g_linux_input_method_context_factory;
     29 #endif
     30 
     31 }  // namespace
     32 
     33 namespace ui {
     34 
     35 void InitializeInputMethod() {
     36 #if defined(OS_CHROMEOS)
     37   chromeos::IBusBridge::Initialize();
     38 #elif defined(USE_AURA) && defined(USE_X11)
     39   InputMethodAuraLinux::Initialize();
     40 #elif defined(OS_WIN)
     41   if (base::win::IsTSFAwareRequired())
     42     TSFBridge::Initialize();
     43 #endif
     44 }
     45 
     46 void ShutdownInputMethod() {
     47 #if defined(TOOLKIT_VIEWS) || defined(USE_AURA)
     48   InputMethodFactory::ClearInstance();
     49 #endif
     50 #if defined(OS_CHROMEOS)
     51   chromeos::IBusBridge::Shutdown();
     52 #elif defined(OS_WIN)
     53   internal::DestroySharedInputMethod();
     54   if (base::win::IsTSFAwareRequired())
     55     TSFBridge::Shutdown();
     56 #endif
     57 }
     58 
     59 void InitializeInputMethodForTesting() {
     60 #if defined(OS_CHROMEOS)
     61   chromeos::IBusBridge::Initialize();
     62   // TODO(nona): Remove DBusThreadManager initialize.
     63   if (!chromeos::DBusThreadManager::IsInitialized()) {
     64     chromeos::DBusThreadManager::InitializeWithStub();
     65     dbus_thread_manager_was_initialized = true;
     66   }
     67 #elif defined(USE_AURA) && defined(USE_X11)
     68   if (!g_linux_input_method_context_factory)
     69     g_linux_input_method_context_factory = new FakeInputMethodContextFactory();
     70   const LinuxInputMethodContextFactory* factory =
     71       LinuxInputMethodContextFactory::instance();
     72   CHECK(!factory || factory == g_linux_input_method_context_factory)
     73       << "LinuxInputMethodContextFactory was already initialized somewhere "
     74       << "else.";
     75   LinuxInputMethodContextFactory::SetInstance(
     76       g_linux_input_method_context_factory);
     77 #elif defined(OS_WIN)
     78   if (base::win::IsTSFAwareRequired()) {
     79     // Make sure COM is initialized because TSF depends on COM.
     80     CoInitialize(NULL);
     81     TSFBridge::Initialize();
     82   }
     83 #endif
     84 }
     85 
     86 void ShutdownInputMethodForTesting() {
     87 #if defined(TOOLKIT_VIEWS) || defined(USE_AURA)
     88   InputMethodFactory::ClearInstance();
     89 #endif
     90 #if defined(OS_CHROMEOS)
     91   chromeos::IBusBridge::Shutdown();
     92   // TODO(nona): Remove DBusThreadManager finalize.
     93   if (dbus_thread_manager_was_initialized) {
     94     chromeos::DBusThreadManager::Shutdown();
     95     dbus_thread_manager_was_initialized = false;
     96   }
     97 #elif defined(USE_AURA) && defined(USE_X11)
     98   const LinuxInputMethodContextFactory* factory =
     99       LinuxInputMethodContextFactory::instance();
    100   CHECK(!factory || factory == g_linux_input_method_context_factory)
    101       << "An unknown LinuxInputMethodContextFactory was set.";
    102   LinuxInputMethodContextFactory::SetInstance(NULL);
    103   delete g_linux_input_method_context_factory;
    104   g_linux_input_method_context_factory = NULL;
    105 #elif defined(OS_WIN)
    106   internal::DestroySharedInputMethod();
    107   if (base::win::IsTSFAwareRequired()) {
    108     TSFBridge::Shutdown();
    109     CoUninitialize();
    110   }
    111 #endif
    112 }
    113 
    114 }  // namespace ui
    115