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41
42#ifndef QPIXMAPCACHE_H
43#define QPIXMAPCACHE_H
44
45#include <QtGui/qpixmap.h>
46
47#ifdef Q_TEST_QPIXMAPCACHE
48#include <QtCore/qpair.h>
49#endif
50
51QT_BEGIN_HEADER
52
53QT_BEGIN_NAMESPACE
54
55QT_MODULE(Gui)
56
57class Q_GUI_EXPORT QPixmapCache
58{
59public:
60 class KeyData;
61 class Q_GUI_EXPORT Key
62 {
63 public:
64 Key();
65 Key(const Key &other);
66 ~Key();
67 bool operator ==(const Key &key) const;
68 inline bool operator !=(const Key &key) const
69 { return !operator==(key); }
70 Key &operator =(const Key &other);
71
72 private:
73 KeyData *d;
74 friend class QPMCache;
75 friend class QPixmapCache;
76 };
77
78 static int cacheLimit();
79 static void setCacheLimit(int);
80 static QPixmap *find(const QString &key);
81 static bool find(const QString &key, QPixmap &pixmap);
82 static bool find(const QString &key, QPixmap *pixmap);
83 static bool find(const Key &key, QPixmap *pixmap);
84 static bool insert(const QString &key, const QPixmap &pixmap);
85 static Key insert(const QPixmap &pixmap);
86 static bool replace(const Key &key, const QPixmap &pixmap);
87 static void remove(const QString &key);
88 static void remove(const Key &key);
89 static void clear();
90
91#ifdef Q_TEST_QPIXMAPCACHE
92 static void flushDetachedPixmaps();
93 static int totalUsed();
94 static QList< QPair<QString,QPixmap> > allPixmaps();
95#endif
96};
97
98QT_END_NAMESPACE
99
100QT_END_HEADER
101
102#endif // QPIXMAPCACHE_H
103