From 79eef278228aac21fbf8b21eaa337f2922bc68c1 Mon Sep 17 00:00:00 2001 From: Gunnar Sletta Date: Wed, 28 Oct 2009 13:49:19 +0100 Subject: Lazily construct QPixmapData's for null pixmaps Reviewed-by: Trond --- src/gui/image/qpixmap_x11.cpp | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'src/gui/image/qpixmap_x11.cpp') diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp index ea9eff9ae7..8a0120a5fe 100644 --- a/src/gui/image/qpixmap_x11.cpp +++ b/src/gui/image/qpixmap_x11.cpp @@ -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(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(data.data())->picture; else return 0; -- cgit v1.2.3