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authoraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
committeraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
commit8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (patch)
treea17e1a767a89542ab59907462206d7dcf2e504b2 /doc/src/snippets/code/src_gui_image_qpixmapcache.cpp
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Long live Qt for S60!
Diffstat (limited to 'doc/src/snippets/code/src_gui_image_qpixmapcache.cpp')
-rw-r--r--doc/src/snippets/code/src_gui_image_qpixmapcache.cpp21
1 files changed, 21 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp b/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp
new file mode 100644
index 0000000..c4b6353
--- /dev/null
+++ b/doc/src/snippets/code/src_gui_image_qpixmapcache.cpp
@@ -0,0 +1,21 @@
+//! [0]
+QPixmap* pp;
+QPixmap p;
+if ((pp=QPixmapCache::find("my_big_image", pm))) {
+ p = *pp;
+} else {
+ p.load("bigimage.png");
+ QPixmapCache::insert("my_big_image", new QPixmap(p));
+}
+painter->drawPixmap(0, 0, p);
+//! [0]
+
+
+//! [1]
+QPixmap pm;
+if (!QPixmapCache::find("my_big_image", pm)) {
+ pm.load("bigimage.png");
+ QPixmapCache::insert("my_big_image", pm);
+}
+painter->drawPixmap(0, 0, pm);
+//! [1]