1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtGui module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 /****************************************************************************

    43 **

    44 ** Definition of QInputContext class

    45 **

    46 ** Copyright (C) 2003-2004 immodule for Qt Project.  All rights reserved.

    47 **

    48 ** This file is written to contribute to Nokia Corporation and/or its subsidiary(-ies) under their own

    49 ** license. You may use this file under your Qt license. Following

    50 ** description is copied from their original file headers. Contact

    51 ** immodule-qt@freedesktop.org if any conditions of this licensing are

    52 ** not clear to you.

    53 **

    54 ****************************************************************************/

    55 

    56 #ifndef QINPUTCONTEXT_H

    57 #define QINPUTCONTEXT_H

    58 

    59 #include <QtCore/qobject.h>

    60 #include <QtCore/qglobal.h>

    61 #include <QtGui/qevent.h>

    62 #include <QtCore/qstring.h>

    63 #include <QtCore/qlist.h>

    64 #include <QtGui/qaction.h>

    65 

    66 #ifndef QT_NO_IM

    67 

    68 QT_BEGIN_HEADER

    69 

    70 QT_BEGIN_NAMESPACE

    71 

    72 QT_MODULE(Gui)

    73 

    74 class QWidget;

    75 class QFont;

    76 class QPopupMenu;

    77 class QInputContextPrivate;

    78 #ifdef Q_OS_SYMBIAN

    79 class QSymbianEvent;

    80 #endif

    81 

    82 class Q_GUI_EXPORT QInputContext : public QObject

    83 {

    84     Q_OBJECT

    85     Q_DECLARE_PRIVATE(QInputContext)

    86 public:

    87     explicit QInputContext(QObject* parent = 0);

    88     virtual ~QInputContext();

    89 

    90     virtual QString identifierName() = 0;

    91     virtual QString language() = 0;

    92 

    93     virtual void reset() = 0;

    94     virtual void update();

    95 

    96     virtual void mouseHandler( int x, QMouseEvent *event);

    97     virtual QFont font() const;

    98     virtual bool isComposing() const = 0;

    99 

   100     QWidget *focusWidget() const;

   101     virtual void setFocusWidget( QWidget *w );

   102 

   103     virtual void widgetDestroyed(QWidget *w);

   104 

   105     virtual QList<QAction *> actions();

   106 

   107 #if defined(Q_WS_X11)

   108     virtual bool x11FilterEvent( QWidget *keywidget, XEvent *event );

   109 #endif // Q_WS_X11

   110 #if defined(Q_OS_SYMBIAN)

   111     virtual bool symbianFilterEvent( QWidget *keywidget, const QSymbianEvent *event );

   112 #endif // Q_OS_SYMBIAN

   113     virtual bool filterEvent( const QEvent *event );

   114 

   115     void sendEvent(const QInputMethodEvent &event);

   116 

   117     enum StandardFormat {

   118         PreeditFormat,

   119         SelectionFormat

   120     };

   121     QTextFormat standardFormat(StandardFormat s) const;

   122 private:

   123     friend class QWidget;

   124     friend class QWidgetPrivate;

   125     friend class QInputContextFactory;

   126     friend class QApplication;

   127 private:   // Disabled copy constructor and operator=

   128     QInputContext( const QInputContext & );

   129     QInputContext &operator=( const QInputContext & );

   130 

   131 };

   132 

   133 QT_END_NAMESPACE

   134 

   135 QT_END_HEADER

   136 

   137 #endif //Q_NO_IM

   138 

   139 #endif // QINPUTCONTEXT_H