Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-multimedia-staging into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/qt-multimedia-staging: (56 commits)
  Give the toplevel widget a layout
  fix tests when using Qt in a namespace
  Fix tst_symbols auto test
  trivial: fix build
  Fix crash
  fix isLikelyToBeNfs usage
  Export isLikelyToBeNfs only if we have an internal build
  Fixed QGraphicsView autotest to use a dummy toplevel widget
  Fixed QMdiArea autotest to use a dummy toplevel widget.
  Fixed QMenuBar autotest. Changed window activation order.
  Fixed QStyleSheetStyle autotest to use a dummy toplevel widget
  Fixed QPathCliper autotest, to skip a test when qreal != double
  Fixed QComboBox autotest to use a dummy toplevel widget
  Fixed QColumnView autotest. Added an QApplication::processEvents
  Fixed QAccessability autotest to use a dummy toplevel widget
  Fix QListWidget test
  Fix QGraphicsItems autotest
  Fixed QGraphicsScene autotest to use a dummy toplevel widget
  Fixed QGraphicsItem autotest to use a dummy toplevel widget
  Fixed QListView autotest to use a dummy toplevel widget
  ...

5 files changed, 50 insertions, 9 deletions

diff --git a/src/corelib/io/qsettings.cpp b/src/corelib/io/qsettings.cpp
index 8ee42e7..e6c5fb9 100644
--- a/src/corelib/io/qsettings.cpp
+++ b/src/corelib/io/qsettings.cpp
@@ -88,6 +88,12 @@
 #define CSIDL_APPDATA		0x001a	// <username>\Application Data
 #endif
 
+#ifdef Q_AUTOTEST_EXPORT
+#  define Q_AUTOTEST_EXPORT_HELPER Q_AUTOTEST_EXPORT
+#else
+#  define Q_AUTOTEST_EXPORT_HELPER static
+#endif
+
 // ************************************************************************
 // QConfFile
 
@@ -134,7 +140,7 @@ QT_BEGIN_INCLUDE_NAMESPACE
 # include <sys/mount.h>
 QT_END_INCLUDE_NAMESPACE
 
-static bool isLikelyToBeNfs(int handle)
+Q_AUTOTEST_EXPORT_HELPER bool qIsLikelyToBeNfs(int handle)
 {
     struct statfs buf;
     if (fstatfs(handle, &buf) != 0)
@@ -160,7 +166,7 @@ QT_END_INCLUDE_NAMESPACE
 #  define AUTOFSNG_SUPER_MAGIC  0x7d92b1a0
 # endif
 
-static bool isLikelyToBeNfs(int handle)
+Q_AUTOTEST_EXPORT_HELPER bool qIsLikelyToBeNfs(int handle)
 {
     struct statfs buf;
     if (fstatfs(handle, &buf) != 0)
@@ -177,7 +183,7 @@ QT_BEGIN_INCLUDE_NAMESPACE
 # include <sys/statvfs.h>
 QT_END_INCLUDE_NAMESPACE
 
-static bool isLikelyToBeNfs(int handle)
+Q_AUTOTEST_EXPORT_HELPER bool qIsLikelyToBeNfs(int handle)
 {
     struct statvfs buf;
     if (fstatvfs(handle, &buf) != 0)
@@ -189,7 +195,7 @@ static bool isLikelyToBeNfs(int handle)
 #endif
 }
 #else
-static inline bool isLikelyToBeNfs(int /* handle */)
+Q_AUTOTEST_EXPORT_HELPER inline bool qIsLikelyToBeNfs(int /* handle */)
 {
     return true;
 }
@@ -203,7 +209,7 @@ static bool unixLock(int handle, int lockType)
         now is to disable locking when we detect NFS (or AutoFS or
         CacheFS, which are probably wrapping NFS).
     */
-    if (isLikelyToBeNfs(handle))
+    if (qIsLikelyToBeNfs(handle))
         return false;
 
     struct flock fl;
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 6c4004e..a4ae46b 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -1430,10 +1430,18 @@ QStyle *QApplication::style()
         // Compile-time search for default style
         //
         QString style;
-        if (!QApplicationPrivate::styleOverride.isEmpty())
+#ifdef QT_BUILD_INTERNAL
+        QString envStyle = QString::fromLocal8Bit(qgetenv("QT_STYLE_OVERRIDE"));
+#else
+        QString envStyle;
+#endif
+        if (!QApplicationPrivate::styleOverride.isEmpty()) {
             style = QApplicationPrivate::styleOverride;
-        else
+        } else if (!envStyle.isEmpty()) {
+            style = envStyle;
+        } else {
             style = QApplicationPrivate::desktopStyleKey();
+        }
 
         QStyle *&app_style = QApplicationPrivate::app_style;
         app_style = QStyleFactory::create(style);
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index a4cc5a3..7c68170 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -2334,6 +2334,30 @@ void qt_init(QApplicationPrivate *priv, int,
                 X11->desktopEnvironment = DE_4DWM;
                 break;
             }
+
+            if (XGetWindowProperty(X11->display, QX11Info::appRootWindow(),
+                               ATOM(_NET_SUPPORTING_WM_CHECK),
+                               0, 1024, False, XA_WINDOW, &type,
+                               &format, &length, &after, &data) == Success) {
+                if (type == XA_WINDOW && format == 32) {
+                    Window windowManagerWindow = *((Window*) data);
+                    XFree(data);
+                    data = 0;
+
+                    if (windowManagerWindow != XNone) {
+                        Atom utf8atom = ATOM(UTF8_STRING);
+                        if (XGetWindowProperty(QX11Info::display(), windowManagerWindow, ATOM(_NET_WM_NAME),
+                                               0, 1024, False, utf8atom, &type,
+                                               &format, &length, &after, &data) == Success) {
+                            if (type == utf8atom && format == 8) {
+                                if (qstrcmp((const char *)data, "MCompositor") == 0)
+                                    X11->desktopEnvironment = DE_MEEGO_COMPOSITOR;
+                            }
+                        }
+                    }
+                }
+            }
+
         } while(0);
 
         if (data)
diff --git a/src/gui/kernel/qt_x11_p.h b/src/gui/kernel/qt_x11_p.h
index d62d9c3..56c8094 100644
--- a/src/gui/kernel/qt_x11_p.h
+++ b/src/gui/kernel/qt_x11_p.h
@@ -338,6 +338,7 @@ enum DesktopEnvironment {
     DE_KDE,
     DE_GNOME,
     DE_CDE,
+    DE_MEEGO_COMPOSITOR,
     DE_4DWM
 };
 
diff --git a/src/network/kernel/qnetworkproxy.cpp b/src/network/kernel/qnetworkproxy.cpp
index bc5a025..84f9517 100644
--- a/src/network/kernel/qnetworkproxy.cpp
+++ b/src/network/kernel/qnetworkproxy.cpp
@@ -426,7 +426,8 @@ template<> void QSharedDataPointer<QNetworkProxyPrivate>::detach()
 QNetworkProxy::QNetworkProxy()
     : d(0)
 {
-    globalNetworkProxy()->init();
+    if (QGlobalNetworkProxy *globalProxy = globalNetworkProxy())
+        globalProxy->init();
 }
 
 /*!
@@ -441,7 +442,8 @@ QNetworkProxy::QNetworkProxy(ProxyType type, const QString &hostName, quint16 po
                   const QString &user, const QString &password)
     : d(new QNetworkProxyPrivate(type, hostName, port, user, password))
 {
-    globalNetworkProxy()->init();
+    if (QGlobalNetworkProxy *globalProxy = globalNetworkProxy())
+        globalProxy->init();
 }
 
 /*!