src/gui/image/qicon.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
equal deleted inserted replaced
-1:000000000000 0:1918ee327afb
       
     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 #ifndef QICON_H
       
    43 #define QICON_H
       
    44 
       
    45 #include <QtCore/qglobal.h>
       
    46 #include <QtCore/qsize.h>
       
    47 #include <QtCore/qlist.h>
       
    48 #include <QtGui/qpixmap.h>
       
    49 
       
    50 QT_BEGIN_HEADER
       
    51 
       
    52 QT_BEGIN_NAMESPACE
       
    53 
       
    54 QT_MODULE(Gui)
       
    55 
       
    56 class QIconPrivate;
       
    57 class QIconEngine;
       
    58 class QIconEngineV2;
       
    59 
       
    60 class Q_GUI_EXPORT QIcon
       
    61 {
       
    62 public:
       
    63     enum Mode { Normal, Disabled, Active, Selected };
       
    64     enum State { On, Off };
       
    65 
       
    66     QIcon();
       
    67     QIcon(const QPixmap &pixmap);
       
    68     QIcon(const QIcon &other);
       
    69     explicit QIcon(const QString &fileName); // file or resource name
       
    70     explicit QIcon(QIconEngine *engine);
       
    71     explicit QIcon(QIconEngineV2 *engine);
       
    72     ~QIcon();
       
    73     QIcon &operator=(const QIcon &other);
       
    74     operator QVariant() const;
       
    75 
       
    76     QPixmap pixmap(const QSize &size, Mode mode = Normal, State state = Off) const;
       
    77     inline QPixmap pixmap(int w, int h, Mode mode = Normal, State state = Off) const
       
    78         { return pixmap(QSize(w, h), mode, state); }
       
    79     inline QPixmap pixmap(int extent, Mode mode = Normal, State state = Off) const
       
    80         { return pixmap(QSize(extent, extent), mode, state); }
       
    81 
       
    82     QSize actualSize(const QSize &size, Mode mode = Normal, State state = Off) const;
       
    83 
       
    84     void paint(QPainter *painter, const QRect &rect, Qt::Alignment alignment = Qt::AlignCenter, Mode mode = Normal, State state = Off) const;
       
    85     inline void paint(QPainter *painter, int x, int y, int w, int h, Qt::Alignment alignment = Qt::AlignCenter, Mode mode = Normal, State state = Off) const
       
    86         { paint(painter, QRect(x, y, w, h), alignment, mode, state); }
       
    87 
       
    88     bool isNull() const;
       
    89     bool isDetached() const;
       
    90     void detach();
       
    91 
       
    92     int serialNumber() const;
       
    93     qint64 cacheKey() const;
       
    94 
       
    95     void addPixmap(const QPixmap &pixmap, Mode mode = Normal, State state = Off);
       
    96     void addFile(const QString &fileName, const QSize &size = QSize(), Mode mode = Normal, State state = Off);
       
    97 
       
    98     QList<QSize> availableSizes(Mode mode = Normal, State state = Off) const;
       
    99 
       
   100     static QIcon fromTheme(const QString &name, const QIcon &fallback = QIcon());
       
   101     static bool hasThemeIcon(const QString &name);
       
   102 
       
   103     static QStringList themeSearchPaths();
       
   104     static void setThemeSearchPaths(const QStringList &searchpath);
       
   105 
       
   106     static QString themeName();
       
   107     static void setThemeName(const QString &path);
       
   108 
       
   109 
       
   110 #ifdef QT3_SUPPORT
       
   111     enum Size { Small, Large, Automatic = Small };
       
   112     static QT3_SUPPORT void setPixmapSize(Size which, const QSize &size);
       
   113     static QT3_SUPPORT QSize pixmapSize(Size which);
       
   114     inline QT3_SUPPORT void reset(const QPixmap &pixmap, Size /*size*/) { *this = QIcon(pixmap); }
       
   115     inline QT3_SUPPORT void setPixmap(const QPixmap &pixmap, Size, Mode mode = Normal, State state = Off)
       
   116         { addPixmap(pixmap, mode, state); }
       
   117     inline QT3_SUPPORT void setPixmap(const QString &fileName, Size, Mode mode = Normal, State state = Off)
       
   118         { addPixmap(QPixmap(fileName), mode, state); }
       
   119     QT3_SUPPORT QPixmap pixmap(Size size, Mode mode, State state = Off) const;
       
   120     QT3_SUPPORT QPixmap pixmap(Size size, bool enabled, State state = Off) const;
       
   121     QT3_SUPPORT QPixmap pixmap() const;
       
   122 #endif
       
   123 
       
   124     Q_DUMMY_COMPARISON_OPERATOR(QIcon)
       
   125 
       
   126 private:
       
   127     QIconPrivate *d;
       
   128 #if !defined(QT_NO_DATASTREAM)
       
   129     friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QIcon &);
       
   130     friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QIcon &);
       
   131 #endif
       
   132 
       
   133 public:
       
   134     typedef QIconPrivate * DataPtr;
       
   135     inline DataPtr &data_ptr() { return d; }
       
   136 };
       
   137 
       
   138 Q_DECLARE_SHARED(QIcon)
       
   139 Q_DECLARE_TYPEINFO(QIcon, Q_MOVABLE_TYPE);
       
   140 
       
   141 #if !defined(QT_NO_DATASTREAM)
       
   142 Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QIcon &);
       
   143 Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QIcon &);
       
   144 #endif
       
   145 
       
   146 #ifdef QT3_SUPPORT
       
   147 typedef QIcon QIconSet;
       
   148 #endif
       
   149 
       
   150 QT_END_NAMESPACE
       
   151 
       
   152 QT_END_HEADER
       
   153 
       
   154 #endif // QICON_H