diff options
Diffstat (limited to 'src/gui/image/qpixmap.cpp')
| -rw-r--r-- | src/gui/image/qpixmap.cpp | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp index 3013726..fd2c139 100644 --- a/src/gui/image/qpixmap.cpp +++ b/src/gui/image/qpixmap.cpp @@ -82,6 +82,7 @@ #endif #include "qpixmap_raster_p.h" +#include "private/qstylehelper_p.h" QT_BEGIN_NAMESPACE @@ -829,8 +830,14 @@ bool QPixmap::load(const QString &fileName, const char *format, Qt::ImageConvers return false; QFileInfo info(fileName); - QString key = QLatin1String("qt_pixmap_") + info.absoluteFilePath() + QLatin1Char('_') + QString::number(info.lastModified().toTime_t()) + QLatin1Char('_') + - QString::number(info.size()) + QLatin1Char('_') + QString::number(data ? data->pixelType() : QPixmapData::PixmapType); + if (!info.exists()) + return false; + + QString key = QLatin1Literal("qt_pixmap") + % info.absoluteFilePath() + % HexString<uint>(info.lastModified().toTime_t()) + % HexString<quint64>(info.size()) + % HexString<uint>(data ? data->pixelType() : QPixmapData::PixmapType); if (QPixmapCache::find(key, *this)) return true; @@ -1759,6 +1766,9 @@ QPixmap QPixmap::transformed(const QMatrix &matrix, Qt::TransformationMode mode) function returns the actual matrix used for transforming the pixmap. + \note When using the native X11 graphics system, the pixmap + becomes invalid when the QApplication instance is destroyed. + \sa QBitmap, QImage, QImageReader, QImageWriter */ |