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Diffstat (limited to 'src/plugins/platforms/windows/qwindowsinputcontext.h')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsinputcontext.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsinputcontext.h b/src/plugins/platforms/windows/qwindowsinputcontext.h new file mode 100644 index 0000000000..8ea66774d4 --- /dev/null +++ b/src/plugins/platforms/windows/qwindowsinputcontext.h @@ -0,0 +1,98 @@ +/**************************************************************************** +** +** 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 |