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Diffstat (limited to 'src/gui/image/qpixmap_x11.cpp')
-rw-r--r--src/gui/image/qpixmap_x11.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index ea9eff9ae7..c735031415 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -1916,8 +1916,8 @@ QPixmap QX11PixmapData::transformed(const QTransform &transform,
free(dptr);
return bm;
} else { // color pixmap
- QPixmap pm;
- QX11PixmapData *x11Data = static_cast<QX11PixmapData*>(pm.data.data());
+ QX11PixmapData *x11Data = new QX11PixmapData(QPixmapData::PixmapType);
+ QPixmap pm(x11Data);
x11Data->flags &= ~QX11PixmapData::Uninitialized;
x11Data->xinfo = xinfo;
x11Data->d = d;
@@ -1976,6 +1976,9 @@ void QPixmap::x11SetScreen(int screen)
return;
}
+ if (isNull())
+ return;
+
if (data->classId() != QPixmapData::X11Class)
return;
@@ -2078,7 +2081,7 @@ bool QX11PixmapData::hasAlphaChannel() const
const QX11Info &QPixmap::x11Info() const
{
- if (data->classId() == QPixmapData::X11Class)
+ if (data && data->classId() == QPixmapData::X11Class)
return static_cast<QX11PixmapData*>(data.data())->xinfo;
else {
static QX11Info nullX11Info;
@@ -2135,7 +2138,7 @@ QPaintEngine* QX11PixmapData::paintEngine() const
Qt::HANDLE QPixmap::x11PictureHandle() const
{
#ifndef QT_NO_XRENDER
- if (data->classId() == QPixmapData::X11Class)
+ if (data && data->classId() == QPixmapData::X11Class)
return static_cast<const QX11PixmapData*>(data.data())->picture;
else
return 0;