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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWINDOWSINPUTCONTEXT_H
+#define QWINDOWSINPUTCONTEXT_H
+
+#include "qtwindows_additional.h"
+
+#include <QtGui/QPlatformInputContext>
+
+QT_BEGIN_NAMESPACE
+
+class QInputMethodEvent;
+
+class QWindowsInputContext : public QPlatformInputContext
+{
+ struct CompositionContext
+ {
+ CompositionContext();
+
+ HWND hwnd;
+ bool haveCaret;
+ QString composition;
+ int position;
+ bool isComposing;
+ };
+public:
+ explicit QWindowsInputContext();
+ ~QWindowsInputContext();
+
+ virtual void reset();
+ virtual void update();
+
+ virtual void mouseHandler(int x, QMouseEvent *event);
+ virtual void setFocusObject(QObject *o);
+
+ static QWindowsInputContext *instance();
+
+ bool startComposition(HWND hwnd);
+ bool composition(HWND hwnd, LPARAM lParam);
+ bool endComposition(HWND hwnd);
+
+ int reconvertString(RECONVERTSTRING *reconv);
+
+ bool handleIME_Request(WPARAM wparam, LPARAM lparam, LRESULT *result);
+
+private:
+ void initContext(HWND hwnd);
+ void doneContext();
+ void startContextComposition();
+ void endContextComposition();
+
+ const DWORD m_WM_MSIME_MOUSE;
+ CompositionContext m_compositionContext;
+ bool m_endCompositionRecursionGuard;
+};
+
+QT_END_NAMESPACE
+
+#endif // QWINDOWSINPUTCONTEXT_H