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/****************************************************************************
** $Id: qinputcontext.h,v 1.8 2004/06/22 06:47:30 daisuke Exp $
**
** Definition of QInputContext
**
** Copyright (C) 1992-2002 Trolltech AS. All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email [email protected] for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [email protected] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QINPUTCONTEXT_H
#define QINPUTCONTEXT_H
#ifndef QT_NO_IM
#ifndef QT_H
#include "qobject.h"
#include "qglobal.h"
#include "qevent.h"
#include "qstring.h"
#if (QT_VERSION-0 >= 0x040000)
#include "qlist.h"
#include "qaction.h"
#else
#include "qptrlist.h"
#endif
#endif
class QWidget;
class QFont;
class QPopupMenu;
class QInputContextPrivate;
struct QInputContextMenu {
enum Action {
NoSeparator,
InsertSeparator
};
#if !(QT_VERSION-0 >= 0x040000)
QString title;
QPopupMenu *popup;
#endif
};
class Q_EXPORT QInputContext : public QObject
{
Q_OBJECT
public:
QInputContext( QObject *parent = 0 );
virtual ~QInputContext();
virtual QString identifierName();
virtual QString language();
#if defined(Q_WS_X11)
virtual bool x11FilterEvent( QWidget *keywidget, XEvent *event );
#endif // Q_WS_X11
virtual bool filterEvent( const QEvent *event );
virtual void reset();
virtual void setFocus();
virtual void unsetFocus();
virtual void setMicroFocus( int x, int y, int w, int h, QFont *f = 0 );
virtual void mouseHandler( int x, QEvent::Type type,
Qt::ButtonState button, Qt::ButtonState state );
virtual QFont font() const;
virtual bool isComposing() const;
virtual bool isPreeditRelocationEnabled();
#if (QT_VERSION-0 >= 0x040000)
virtual QList<QAction *> actions();
void addActionsTo( QMenu *menu, QInputContextMenu::Action action = QInputContextMenu::InsertSeparator );
#else
virtual QPtrList<QInputContextMenu> *menus();
void addMenusTo( QPopupMenu *popup, QInputContextMenu::Action action = QInputContextMenu::InsertSeparator );
#endif
#if defined(Q_WS_X11)
// these functions are not recommended for ordinary use
virtual QWidget *focusWidget() const;
virtual QWidget *holderWidget() const;
// these functions must not be used by ordinary input method
virtual void setFocusWidget( QWidget *w );
virtual void setHolderWidget( QWidget *w );
virtual void releaseComposingWidget( QWidget *w );
#endif
signals:
void deletionRequested();
void imEventGenerated( QObject *receiver, QIMEvent *e );
protected:
virtual void sendIMEvent( QEvent::Type type,
const QString &text = QString::null,
int cursorPosition = -1, int selLength = 0 );
private:
void sendIMEventInternal( QEvent::Type type,
const QString &text = QString::null,
int cursorPosition = -1, int selLength = 0 );
QInputContextPrivate *d;
friend class QWidget;
friend class QInputContextFactory;
private: // Disabled copy constructor and operator=
QInputContext( const QInputContext & );
QInputContext &operator=( const QInputContext & );
};
#endif //Q_NO_IM
#endif // QINPUTCONTEXT_H
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