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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 #include "ui/base/ime/input_method_factory.h"
      8 
      9 #if defined(OS_CHROMEOS)
     10 #include "base/chromeos/chromeos_version.h"
     11 #include "base/logging.h"
     12 #include "chromeos/dbus/dbus_thread_manager.h"
     13 #include "chromeos/ime/ibus_daemon_controller.h"
     14 #elif defined(OS_WIN)
     15 #include "base/win/metro.h"
     16 #include "ui/base/ime/win/tsf_bridge.h"
     17 #endif
     18 
     19 #if defined(OS_CHROMEOS)
     20 namespace {
     21 bool dbus_thread_manager_was_initialized = false;
     22 }
     23 #endif  // OS_CHROMEOS
     24 
     25 namespace ui {
     26 
     27 void InitializeInputMethod() {
     28 #if defined(OS_WIN)
     29   if (base::win::IsTSFAwareRequired())
     30     ui::TSFBridge::Initialize();
     31 #endif
     32 }
     33 
     34 void ShutdownInputMethod() {
     35 #if defined(OS_WIN)
     36   ui::internal::DestroySharedInputMethod();
     37   if (base::win::IsTSFAwareRequired())
     38     ui::TSFBridge::Shutdown();
     39 #endif
     40 }
     41 
     42 void InitializeInputMethodForTesting() {
     43 #if defined(OS_CHROMEOS)
     44   if (!chromeos::DBusThreadManager::IsInitialized()) {
     45     chromeos::DBusThreadManager::InitializeWithStub();
     46     dbus_thread_manager_was_initialized = true;
     47   }
     48   if (!chromeos::IBusDaemonController::GetInstance()) {
     49     // Passing NULL is okay because IBusDaemonController will be initialized
     50     // with stub implementation on non-ChromeOS device.
     51     DCHECK(!base::chromeos::IsRunningOnChromeOS());
     52     chromeos::IBusDaemonController::Initialize(NULL, NULL);
     53   }
     54 #elif defined(OS_WIN)
     55   if (base::win::IsTSFAwareRequired()) {
     56     // Make sure COM is initialized because TSF depends on COM.
     57     CoInitialize(NULL);
     58     ui::TSFBridge::Initialize();
     59   }
     60 #endif
     61 }
     62 
     63 void ShutdownInputMethodForTesting() {
     64 #if defined(OS_CHROMEOS)
     65   if (dbus_thread_manager_was_initialized) {
     66     chromeos::DBusThreadManager::Shutdown();
     67     dbus_thread_manager_was_initialized = false;
     68   }
     69   if (chromeos::IBusDaemonController::GetInstance())
     70     chromeos::IBusDaemonController::Shutdown();
     71 #elif defined(OS_WIN)
     72   ui::internal::DestroySharedInputMethod();
     73   if (base::win::IsTSFAwareRequired()) {
     74     ui::TSFBridge::Shutdown();
     75     CoUninitialize();
     76   }
     77 #endif
     78 }
     79 
     80 }  // namespace ui
     81