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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_
#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/extension_function.h"
namespace chromeos {
class ExtensionInputMethodEventRouter;
}
namespace extensions {
// Implements the experimental.inputMethod.get method.
class GetInputMethodFunction : public SyncExtensionFunction {
public:
GetInputMethodFunction();
protected:
virtual ~GetInputMethodFunction();
virtual bool RunSync() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.get", INPUTMETHODPRIVATE_GET)
};
// Notify the initialization is done to input method engine.
// TODO(nona): remove this function.
class StartImeFunction : public SyncExtensionFunction {
public:
StartImeFunction();
protected:
virtual ~StartImeFunction();
virtual bool RunSync() OVERRIDE;
private:
DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.startIme",
INPUTMETHODPRIVATE_STARTIME)
};
class InputMethodAPI : public BrowserContextKeyedAPI,
public extensions::EventRouter::Observer {
public:
static const char kOnInputMethodChanged[];
explicit InputMethodAPI(content::BrowserContext* context);
virtual ~InputMethodAPI();
// Returns input method name for the given XKB (X keyboard extensions in X
// Window System) id.
static std::string GetInputMethodForXkb(const std::string& xkb_id);
// BrowserContextKeyedAPI implementation.
static BrowserContextKeyedAPIFactory<InputMethodAPI>* GetFactoryInstance();
// BrowserContextKeyedAPI implementation.
virtual void Shutdown() OVERRIDE;
// EventRouter::Observer implementation.
virtual void OnListenerAdded(const extensions::EventListenerInfo& details)
OVERRIDE;
private:
friend class BrowserContextKeyedAPIFactory<InputMethodAPI>;
// BrowserContextKeyedAPI implementation.
static const char* service_name() {
return "InputMethodAPI";
}
static const bool kServiceIsNULLWhileTesting = true;
content::BrowserContext* const context_;
// Created lazily upon OnListenerAdded.
scoped_ptr<chromeos::ExtensionInputMethodEventRouter>
input_method_event_router_;
DISALLOW_COPY_AND_ASSIGN(InputMethodAPI);
};
} // namespace extensions
#endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_
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