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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/base/ime/init/input_method_factory.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/memory/ptr_util.h"
#include "build/build_config.h"
#include "ui/base/ime/mock_input_method.h"
#include "ui/base/ui_base_features.h"
#include "ui/gfx/switches.h"
#if BUILDFLAG(IS_WIN)
#include "ui/base/ime/win/input_method_win_tsf.h"
#elif BUILDFLAG(IS_APPLE)
#include "ui/base/ime/mac/input_method_mac.h"
#elif BUILDFLAG(IS_OZONE)
#include "ui/ozone/public/ozone_platform.h"
#else
#include "ui/base/ime/input_method_minimal.h"
#endif
namespace {
ui::InputMethod* g_input_method_for_testing = nullptr;
bool g_input_method_set_for_testing = false;
bool g_create_input_method_called = false;
} // namespace
namespace ui {
std::unique_ptr<InputMethod> CreateInputMethod(
ImeKeyEventDispatcher* ime_key_event_dispatcher,
gfx::AcceleratedWidget widget) {
if (!g_create_input_method_called)
g_create_input_method_called = true;
if (g_input_method_for_testing) {
ui::InputMethod* ret = g_input_method_for_testing;
g_input_method_for_testing = nullptr;
return base::WrapUnique(ret);
}
if (g_input_method_set_for_testing)
return std::make_unique<MockInputMethod>(ime_key_event_dispatcher);
if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kHeadless))
return base::WrapUnique(new MockInputMethod(ime_key_event_dispatcher));
#if BUILDFLAG(IS_WIN)
return std::make_unique<InputMethodWinTSF>(ime_key_event_dispatcher, widget);
#elif BUILDFLAG(IS_APPLE)
return std::make_unique<InputMethodMac>(ime_key_event_dispatcher);
#elif BUILDFLAG(IS_OZONE)
return ui::OzonePlatform::GetInstance()->CreateInputMethod(
ime_key_event_dispatcher, widget);
#else
return std::make_unique<InputMethodMinimal>(ime_key_event_dispatcher);
#endif
}
void SetUpInputMethodForTesting(InputMethod* input_method) {
g_input_method_for_testing = input_method;
}
ScopedTestInputMethodFactory::ScopedTestInputMethodFactory() {
CHECK(!g_input_method_set_for_testing)
<< "ScopedTestInputMethodFactory was created after calling "
"ui::SetUpInputMethodFactoryForTesting or inside another "
"ScopedTestInputMethodFactory lifetime.";
DLOG_IF(WARNING, g_create_input_method_called)
<< "ui::CreateInputMethod was already called. That can happen when other "
"tests in the same process uses normal ui::InputMethod instance.";
g_input_method_set_for_testing = true;
g_create_input_method_called = false;
}
ScopedTestInputMethodFactory::~ScopedTestInputMethodFactory() {
g_input_method_set_for_testing = false;
g_create_input_method_called = false;
}
} // namespace ui
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