Merge earth-team into origin/4.8

Conflicts:
	configure

8 files changed, 54 insertions, 20 deletions

diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp
index 97b4407..a6b9bdd 100644
--- a/src/corelib/global/qglobal.cpp
+++ b/src/corelib/global/qglobal.cpp
@@ -1199,10 +1199,12 @@ bool qSharedBuild()
     \value SV_9_2 Symbian OS v9.2
     \value SV_9_3 Symbian OS v9.3
     \value SV_9_4 Symbian OS v9.4
-    \value SV_SF_1 Symbian^1
+    \value SV_SF_1 S60 5th Edition (Symbian^1)
     \value SV_SF_2 Symbian^2
-    \value SV_SF_3 Symbian^3
+    \value SV_SF_3 Symbian^3 or Symbian Anna
     \value SV_SF_4 \e{This enum value is deprecated.}
+    \value SV_API_5_3 Symbian/S60 API version 5.3 release
+    \value SV_API_5_4 Symbian/S60 API version 5.4 release
     \value SV_Unknown An unknown and currently unsupported platform
 
     \sa S60Version, WinVersion, MacVersion
@@ -1219,9 +1221,10 @@ bool qSharedBuild()
     \value SV_S60_3_1 S60 3rd Edition Feature Pack 1
     \value SV_S60_3_2 S60 3rd Edition Feature Pack 2
     \value SV_S60_5_0 S60 5th Edition
-    \value SV_S60_5_1 S60 5th Edition Feature Pack 1
-    \value SV_S60_5_2 Symbian^3
-    \value SV_S60_5_3 To be determined - FIXME
+    \value SV_S60_5_1 \e{This enum value is deprecated.}
+    \value SV_S60_5_2 Symbian^3 and Symbian Anna
+    \value SV_S60_5_3 Symbian/S60 API version 5.3 release
+    \value SV_S60_5_4 Symbian/S60 API version 5.4 release
     \value SV_S60_Unknown An unknown and currently unsupported platform
     \omitvalue SV_S60_None
 
@@ -1866,9 +1869,12 @@ static void symbianInitVersions()
                 } else if (minor == 2) {
                     cachedS60Version = QSysInfo::SV_S60_5_2;
                     cachedSymbianVersion = QSysInfo::SV_SF_3;
-                } else if (minor >= 3) {
+                } else if (minor == 3) {
                     cachedS60Version = QSysInfo::SV_S60_5_3;
-                    cachedSymbianVersion = QSysInfo::SV_SF_3;
+                    cachedSymbianVersion = QSysInfo::SV_API_5_3;
+                } else if (minor >= 4) {
+                    cachedS60Version = QSysInfo::SV_S60_5_4;
+                    cachedSymbianVersion = QSysInfo::SV_API_5_4;
                 }
             }
         }
@@ -1894,7 +1900,10 @@ static void symbianInitVersions()
         cachedSymbianVersion = QSysInfo::SV_SF_3;
 #   elif defined(S60_VERSION_5_3)
         cachedS60Version = QSysInfo::SV_S60_5_3;
-        cachedSymbianVersion = QSysInfo::SV_SF_3;
+        cachedSymbianVersion = QSysInfo::SV_API_5_3;
+#   elif defined(S60_VERSION_5_4)
+        cachedS60Version = QSysInfo::SV_S60_5_4;
+        cachedSymbianVersion = QSysInfo::SV_API_5_4;
 #   endif
     }
 #  endif
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index c2244cd..49f5f98 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -1617,7 +1617,9 @@ public:
         SV_SF_1 = SV_9_4,
         SV_SF_2 = 40,
         SV_SF_3 = 50,
-        SV_SF_4 = 60  // Deprecated
+        SV_SF_4 = 60,  // Deprecated
+        SV_API_5_3 = 70,
+        SV_API_5_4 = 80
     };
     static SymbianVersion symbianVersion();
     enum S60Version {
@@ -1626,9 +1628,10 @@ public:
         SV_S60_3_1 = SV_9_2,
         SV_S60_3_2 = SV_9_3,
         SV_S60_5_0 = SV_9_4,
-        SV_S60_5_1 = SV_SF_2,
+        SV_S60_5_1 = SV_SF_2,  // Deprecated
         SV_S60_5_2 = SV_SF_3,
-        SV_S60_5_3 = 70
+        SV_S60_5_3 = SV_API_5_3,
+        SV_S60_5_4 = SV_API_5_4
     };
     static S60Version s60Version();
 #endif
@@ -2752,7 +2755,8 @@ QT_LICENSED_MODULE(DBus)
 
 #if !(defined(Q_WS_WIN) && !defined(Q_WS_WINCE)) \
     && !(defined(Q_WS_MAC) && defined(QT_MAC_USE_COCOA)) \
-    && !(defined(Q_WS_X11) && !defined(QT_NO_FREETYPE))
+    && !(defined(Q_WS_X11) && !defined(QT_NO_FREETYPE)) \
+    && !(defined(Q_WS_QPA))
 #  define QT_NO_RAWFONT
 #endif
 
diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index f015ed0..75ce68a 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -525,8 +525,8 @@ public:
 #endif
 
         WA_X11DoNotAcceptFocus = 132,
-
-        WA_MacNoShadow = 133,
+        WA_SymbianNoSystemRotation = 133,
+        WA_MacNoShadow = 134,
 
         // Add new attributes before this line
         WA_AttributeCount
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index 07a9503..7cc0814 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -1251,6 +1251,7 @@
     \omitvalue WA_SetWindowModality
     \omitvalue WA_WState_WindowOpacitySet
     \omitvalue WA_WState_AcceptedTouchBeginEvent
+    \omitvalue WA_SymbianNoSystemRotation
 */
 
 /*! \typedef Qt::HANDLE
diff --git a/src/corelib/kernel/qabstractitemmodel.h b/src/corelib/kernel/qabstractitemmodel.h
index 6de3bf5..7bed3a2 100644
--- a/src/corelib/kernel/qabstractitemmodel.h
+++ b/src/corelib/kernel/qabstractitemmodel.h
@@ -162,6 +162,7 @@ class Q_CORE_EXPORT QAbstractItemModel : public QObject
 
     friend class QPersistentModelIndexData;
     friend class QAbstractItemViewPrivate;
+    friend class QIdentityProxyModel;
 public:
 
     explicit QAbstractItemModel(QObject *parent = 0);
diff --git a/src/corelib/kernel/qeventdispatcher_symbian.cpp b/src/corelib/kernel/qeventdispatcher_symbian.cpp
index 471028e..e0eeb08 100644
--- a/src/corelib/kernel/qeventdispatcher_symbian.cpp
+++ b/src/corelib/kernel/qeventdispatcher_symbian.cpp
@@ -234,8 +234,10 @@ void QWakeUpActiveObject::RunL()
 
 QTimerActiveObject::QTimerActiveObject(QEventDispatcherSymbian *dispatcher, SymbianTimerInfo *timerInfo)
     : QActiveObject((timerInfo->interval) ? TIMER_PRIORITY : NULLTIMER_PRIORITY , dispatcher),
-      m_timerInfo(timerInfo)
+      m_timerInfo(timerInfo), m_expectedTimeSinceLastEvent(0)
 {
+    // start the timeout timer to ensure initialisation
+    m_timeoutTimer.start();
 }
 
 QTimerActiveObject::~QTimerActiveObject()
@@ -279,10 +281,23 @@ void QTimerActiveObject::StartTimer()
         m_rTimer.After(iStatus, MAX_SYMBIAN_TIMEOUT_MS * 1000);
         m_timerInfo->msLeft -= MAX_SYMBIAN_TIMEOUT_MS;
     } else {
-        //HighRes gives the 1ms accuracy expected by Qt, the +1 is to ensure that
-        //"Timers will never time out earlier than the specified timeout value"
-        //condition is always met.
-        m_rTimer.HighRes(iStatus, (m_timerInfo->msLeft + 1) * 1000);
+        // this algorithm implements drift correction for repeating timers
+        // calculate how late we are for this event
+        int timeSinceLastEvent = m_timeoutTimer.restart();
+        int overshoot = timeSinceLastEvent - m_expectedTimeSinceLastEvent;
+        if (overshoot > m_timerInfo->msLeft) {
+            // we skipped a whole timeout, restart from here
+            overshoot = 0;
+        }
+        // calculate when the next event should happen
+        int waitTime = m_timerInfo->msLeft - overshoot;
+        m_expectedTimeSinceLastEvent = waitTime;
+        // limit the actual ms wait time to avoid wild corrections
+        // this will cause the real event time to slowly drift back to the expected event time
+        // measurements show that Symbian timers always fire 1 or 2 ms late
+        const int limit = 4;
+        waitTime = qMax(m_timerInfo->msLeft - limit, waitTime);
+        m_rTimer.HighRes(iStatus, waitTime * 1000);
         m_timerInfo->msLeft = 0;
     }
     SetActive();
@@ -329,6 +344,8 @@ void QTimerActiveObject::Start()
         if (!m_rTimer.Handle()) {
             qt_symbian_throwIfError(m_rTimer.CreateLocal());
         }
+        m_timeoutTimer.start();
+        m_expectedTimeSinceLastEvent = 0;
         StartTimer();
     } else {
         iStatus = KRequestPending;
diff --git a/src/corelib/kernel/qeventdispatcher_symbian_p.h b/src/corelib/kernel/qeventdispatcher_symbian_p.h
index 6e04bb1..6fdd4b2 100644
--- a/src/corelib/kernel/qeventdispatcher_symbian_p.h
+++ b/src/corelib/kernel/qeventdispatcher_symbian_p.h
@@ -150,6 +150,8 @@ private:
 
 private:
     SymbianTimerInfo *m_timerInfo;
+    QElapsedTimer m_timeoutTimer;
+    int m_expectedTimeSinceLastEvent;
     RTimer m_rTimer;
 };
 
diff --git a/src/corelib/thread/qthread_win.cpp b/src/corelib/thread/qthread_win.cpp
index bab6cf8..bdade1d 100644
--- a/src/corelib/thread/qthread_win.cpp
+++ b/src/corelib/thread/qthread_win.cpp
@@ -300,7 +300,7 @@ void QThreadPrivate::createEventDispatcher(QThreadData *data)
 
 #ifndef QT_NO_THREAD
 
-unsigned int __stdcall QThreadPrivate::start(void *arg)
+unsigned int __stdcall QT_ENSURE_STACK_ALIGNED_FOR_SSE QThreadPrivate::start(void *arg)
 {
     QThread *thr = reinterpret_cast<QThread *>(arg);
     QThreadData *data = QThreadData::get2(thr);