Merge branch '4.7' of git://scm.dev.nokia.troll.no/qt/qt-doc-team

* '4.7' of git://scm.dev.nokia.troll.no/qt/qt-doc-team: (241 commits)
  Fix memory leak in QXmlQuery::setQuery.
  QDeclarativeMouseArea: block context menu events
  ListViews loses items if all visible items are removed.
  Make TextEdit word selection more natural.
  Clear confusion between QMainWindow and QMainWindowLayout.
  Fix for rounded corners bug in QMenu
  QWidgetPrivate::setParent_sys might be using null pointer
  Ensure the TextEdit cursor delegate is repositioned on mouse events.
  Don't crash on an invalid replacementStart from an input method.
  Fix incorrect hardware address on systems without getifaddrs()
  Enable multisampling on Symbian if hw supports it
  Fix QtCoreu.def file error
  Introduce platform extension to QGraphicsSystem
  Fix Symbian/WinsCW build break
  Prevent crash in OpenGL engine when scaling images / pixmaps.
  emit QNetWorkAccessManager::finished on QNetworkReply::abort()
  Fix -no-gui
  Don't run XLib check if -no-gui is used
  Ukrainian translation updated
  fix random miscompilation with msvc
  ...

5 files changed, 11 insertions, 3 deletions

diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp
index 441bdb1..c867984 100644
--- a/src/gui/image/qimage.cpp
+++ b/src/gui/image/qimage.cpp
@@ -4377,6 +4377,8 @@ QImage QImage::scaled(const QSize& s, Qt::AspectRatioMode aspectMode, Qt::Transf
 
     QSize newSize = size();
     newSize.scale(s, aspectMode);
+    newSize.rwidth() = qMax(newSize.width(), 1);
+    newSize.rheight() = qMax(newSize.height(), 1);
     if (newSize == size())
         return *this;
 
diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp
index 1a83318..ed1b0f0 100644
--- a/src/gui/image/qpixmap.cpp
+++ b/src/gui/image/qpixmap.cpp
@@ -1479,6 +1479,8 @@ QPixmap QPixmap::scaled(const QSize& s, Qt::AspectRatioMode aspectMode, Qt::Tran
 
     QSize newSize = size();
     newSize.scale(s, aspectMode);
+    newSize.rwidth() = qMax(newSize.width(), 1);
+    newSize.rheight() = qMax(newSize.height(), 1);
     if (newSize == size())
         return *this;
 
diff --git a/src/gui/image/qpixmapcache.cpp b/src/gui/image/qpixmapcache.cpp
index 41fc6e9..ae772d8 100644
--- a/src/gui/image/qpixmapcache.cpp
+++ b/src/gui/image/qpixmapcache.cpp
@@ -91,9 +91,7 @@ QT_BEGIN_NAMESPACE
     \sa QCache, QPixmap
 */
 
-#if defined(Q_OS_SYMBIAN)
-static int cache_limit = 1024; // 1048 KB cache limit for symbian
-#elif defined(Q_WS_QWS) || defined(Q_WS_WINCE)
+#if defined(Q_WS_QWS) || defined(Q_WS_WINCE)
 static int cache_limit = 2048; // 2048 KB cache limit for embedded
 #else
 static int cache_limit = 10240; // 10 MB cache limit for desktop
diff --git a/src/gui/image/qvolatileimage.cpp b/src/gui/image/qvolatileimage.cpp
index 098e9a1..f5076e1 100644
--- a/src/gui/image/qvolatileimage.cpp
+++ b/src/gui/image/qvolatileimage.cpp
@@ -103,6 +103,11 @@ QVolatileImage &QVolatileImage::operator=(const QVolatileImage &rhs)
     return *this;
 }
 
+bool QVolatileImage::paintingActive() const
+{
+    return d->pengine && d->pengine->isActive();
+}
+
 bool QVolatileImage::isNull() const
 {
     return d->image.isNull();
diff --git a/src/gui/image/qvolatileimage_p.h b/src/gui/image/qvolatileimage_p.h
index fc5d6b1..d835f45 100644
--- a/src/gui/image/qvolatileimage_p.h
+++ b/src/gui/image/qvolatileimage_p.h
@@ -71,6 +71,7 @@ public:
     ~QVolatileImage();
     QVolatileImage &operator=(const QVolatileImage &rhs);
 
+    bool paintingActive() const;
     bool isNull() const;
     QImage::Format format() const;
     int width() const;