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// Copyright 2013 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 UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_
#define UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_
#include "base/memory/scoped_ptr.h"
#include "ui/base/ime/ui_base_ime_export.h"
namespace ui {
class LinuxInputMethodContext;
class LinuxInputMethodContextDelegate;
// An interface that lets different Linux platforms override the
// CreateInputMethodContext function declared here to return native input method
// contexts.
class UI_BASE_IME_EXPORT LinuxInputMethodContextFactory {
public:
// Returns the current active factory or NULL.
static const LinuxInputMethodContextFactory* instance();
// Sets the dynamically loaded singleton that creates an input method context.
// This pointer is not owned, and if this method is called a second time,
// the first instance is not deleted.
static void SetInstance(const LinuxInputMethodContextFactory* instance);
virtual ~LinuxInputMethodContextFactory() {}
// Returns a native input method context.
virtual scoped_ptr<LinuxInputMethodContext> CreateInputMethodContext(
LinuxInputMethodContextDelegate* delegate,
bool is_simple) const = 0;
};
} // namespace ui
#endif // UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_
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