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39
40#ifndef QICON_H
41#define QICON_H
42
43#include <QtGui/qtguiglobal.h>
44#include <QtCore/qsize.h>
45#include <QtCore/qlist.h>
46#include <QtGui/qpixmap.h>
47
48QT_BEGIN_NAMESPACE
49
50
51class QIconPrivate;
52class QIconEngine;
53class QPainter;
54
55class Q_GUI_EXPORT QIcon
56{
57public:
58 enum Mode { Normal, Disabled, Active, Selected };
59 enum State { On, Off };
60
61 QIcon() noexcept;
62 QIcon(const QPixmap &pixmap);
63 QIcon(const QIcon &other);
64 QIcon(QIcon &&other) noexcept
65 : d(qExchange(other.d, nullptr))
66 {}
67 explicit QIcon(const QString &fileName); // file or resource name
68 explicit QIcon(QIconEngine *engine);
69 ~QIcon();
70 QIcon &operator=(const QIcon &other);
71 QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_MOVE_AND_SWAP(QIcon)
72 inline void swap(QIcon &other) noexcept
73 { qSwap(d, other.d); }
74 bool operator==(const QIcon &) const = delete;
75 bool operator!=(const QIcon &) const = delete;
76
77 operator QVariant() const;
78
79 QPixmap pixmap(const QSize &size, Mode mode = Normal, State state = Off) const;
80 inline QPixmap pixmap(int w, int h, Mode mode = Normal, State state = Off) const
81 { return pixmap(QSize(w, h), mode, state); }
82 inline QPixmap pixmap(int extent, Mode mode = Normal, State state = Off) const
83 { return pixmap(QSize(extent, extent), mode, state); }
84 QPixmap pixmap(const QSize &size, qreal devicePixelRatio, Mode mode = Normal, State state = Off) const;
85#if QT_DEPRECATED_SINCE(6, 0)
86 QT_DEPRECATED_VERSION_X_6_0("Use pixmap(size, devicePixelRatio) instead")
87 QPixmap pixmap(QWindow *window, const QSize &size, Mode mode = Normal, State state = Off) const;
88#endif
89
90 QSize actualSize(const QSize &size, Mode mode = Normal, State state = Off) const;
91#if QT_DEPRECATED_SINCE(6, 0)
92 QT_DEPRECATED_VERSION_X_6_0("Use actualSize(size) instead")
93 QSize actualSize(QWindow *window, const QSize &size, Mode mode = Normal, State state = Off) const;
94#endif
95
96 QString name() const;
97
98 void paint(QPainter *painter, const QRect &rect, Qt::Alignment alignment = Qt::AlignCenter, Mode mode = Normal, State state = Off) const;
99 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
100 { paint(painter, QRect(x, y, w, h), alignment, mode, state); }
101
102 bool isNull() const;
103 bool isDetached() const;
104 void detach();
105
106 qint64 cacheKey() const;
107
108 void addPixmap(const QPixmap &pixmap, Mode mode = Normal, State state = Off);
109 void addFile(const QString &fileName, const QSize &size = QSize(), Mode mode = Normal, State state = Off);
110
111 QList<QSize> availableSizes(Mode mode = Normal, State state = Off) const;
112
113 void setIsMask(bool isMask);
114 bool isMask() const;
115
116 static QIcon fromTheme(const QString &name);
117 static QIcon fromTheme(const QString &name, const QIcon &fallback);
118 static bool hasThemeIcon(const QString &name);
119
120 static QStringList themeSearchPaths();
121 static void setThemeSearchPaths(const QStringList &searchpath);
122
123 static QStringList fallbackSearchPaths();
124 static void setFallbackSearchPaths(const QStringList &paths);
125
126 static QString themeName();
127 static void setThemeName(const QString &path);
128
129 static QString fallbackThemeName();
130 static void setFallbackThemeName(const QString &name);
131
132 Q_DUMMY_COMPARISON_OPERATOR(QIcon)
133
134private:
135 QIconPrivate *d;
136#if !defined(QT_NO_DATASTREAM)
137 friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QIcon &);
138 friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QIcon &);
139#endif
140
141public:
142 typedef QIconPrivate * DataPtr;
143 inline DataPtr &data_ptr() { return d; }
144};
145
146Q_DECLARE_SHARED(QIcon)
147
148#if !defined(QT_NO_DATASTREAM)
149Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QIcon &);
150Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QIcon &);
151#endif
152
153#ifndef QT_NO_DEBUG_STREAM
154Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QIcon &);
155#endif
156
157Q_GUI_EXPORT QString qt_findAtNxFile(const QString &baseFileName, qreal targetDevicePixelRatio,
158 qreal *sourceDevicePixelRatio = nullptr);
159
160QT_END_NAMESPACE
161
162#endif // QICON_H
163