Merge branch '4.8-upstream' into master-water

12 files changed, 95 insertions, 50 deletions

diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 1f5f537..9c7f1c6 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -536,6 +536,11 @@ namespace QT_NAMESPACE {}
 #      define Q_COMPILER_LAMBDA
 #      define Q_COMPILER_UNICODE_STRINGS
 #    endif
+#    if (__GNUC__ * 100 + __GNUC_MINOR__) >= 406
+       /* C++0x features supported in GCC 4.6: */
+#      define Q_COMPILER_CONSTEXPR
+#    endif
+
 #  endif
 
 /* IBM compiler versions are a bit messy. There are actually two products:
@@ -1135,6 +1140,12 @@ redefine to built-in booleans to make autotests work properly */
 #  define QT_FASTCALL
 #endif
 
+#ifdef Q_COMPILER_CONSTEXPR
+# define Q_DECL_CONSTEXPR constexpr
+#else
+# define Q_DECL_CONSTEXPR
+#endif
+
 //defines the type for the WNDPROC on windows
 //the alignment needs to be forced for sse2 to not crash with mingw
 #if defined(Q_WS_WIN)
@@ -1166,25 +1177,25 @@ typedef double qreal;
 */
 
 template <typename T>
-inline T qAbs(const T &t) { return t >= 0 ? t : -t; }
+Q_DECL_CONSTEXPR inline T qAbs(const T &t) { return t >= 0 ? t : -t; }
 
-inline int qRound(qreal d)
+Q_DECL_CONSTEXPR inline int qRound(qreal d)
 { return d >= qreal(0.0) ? int(d + qreal(0.5)) : int(d - int(d-1) + qreal(0.5)) + int(d-1); }
 
 #if defined(QT_NO_FPU) || defined(QT_ARCH_ARM) || defined(QT_ARCH_WINDOWSCE) || defined(QT_ARCH_SYMBIAN)
-inline qint64 qRound64(double d)
+Q_DECL_CONSTEXPR inline qint64 qRound64(double d)
 { return d >= 0.0 ? qint64(d + 0.5) : qint64(d - qreal(qint64(d-1)) + 0.5) + qint64(d-1); }
 #else
-inline qint64 qRound64(qreal d)
+Q_DECL_CONSTEXPR inline qint64 qRound64(qreal d)
 { return d >= qreal(0.0) ? qint64(d + qreal(0.5)) : qint64(d - qreal(qint64(d-1)) + qreal(0.5)) + qint64(d-1); }
 #endif
 
 template <typename T>
-inline const T &qMin(const T &a, const T &b) { if (a < b) return a; return b; }
+Q_DECL_CONSTEXPR inline const T &qMin(const T &a, const T &b) { return (a < b) ? a : b; }
 template <typename T>
-inline const T &qMax(const T &a, const T &b) { if (a < b) return b; return a; }
+Q_DECL_CONSTEXPR inline const T &qMax(const T &a, const T &b) { return (a < b) ? b : a; }
 template <typename T>
-inline const T &qBound(const T &min, const T &val, const T &max)
+Q_DECL_CONSTEXPR inline const T &qBound(const T &min, const T &val, const T &max)
 { return qMax(min, qMin(max, val)); }
 
 #ifdef QT3_SUPPORT
@@ -1978,12 +1989,12 @@ inline bool operator!=(QBool b1, bool b2) { return !b1 != !b2; }
 inline bool operator!=(bool b1, QBool b2) { return !b1 != !b2; }
 inline bool operator!=(QBool b1, QBool b2) { return !b1 != !b2; }
 
-static inline bool qFuzzyCompare(double p1, double p2)
+Q_DECL_CONSTEXPR static inline bool qFuzzyCompare(double p1, double p2)
 {
     return (qAbs(p1 - p2) <= 0.000000000001 * qMin(qAbs(p1), qAbs(p2)));
 }
 
-static inline bool qFuzzyCompare(float p1, float p2)
+Q_DECL_CONSTEXPR static inline bool qFuzzyCompare(float p1, float p2)
 {
     return (qAbs(p1 - p2) <= 0.00001f * qMin(qAbs(p1), qAbs(p2)));
 }
@@ -1991,7 +2002,7 @@ static inline bool qFuzzyCompare(float p1, float p2)
 /*!
   \internal
 */
-static inline bool qFuzzyIsNull(double d)
+Q_DECL_CONSTEXPR static inline bool qFuzzyIsNull(double d)
 {
     return qAbs(d) <= 0.000000000001;
 }
@@ -1999,7 +2010,7 @@ static inline bool qFuzzyIsNull(double d)
 /*!
   \internal
 */
-static inline bool qFuzzyIsNull(float f)
+Q_DECL_CONSTEXPR static inline bool qFuzzyIsNull(float f)
 {
     return qAbs(f) <= 0.00001f;
 }
@@ -2267,9 +2278,9 @@ class QFlags
     int i;
 public:
     typedef Enum enum_type;
-    inline QFlags(const QFlags &f) : i(f.i) {}
-    inline QFlags(Enum f) : i(f) {}
-    inline QFlags(Zero = 0) : i(0) {}
+    Q_DECL_CONSTEXPR inline QFlags(const QFlags &f) : i(f.i) {}
+    Q_DECL_CONSTEXPR inline QFlags(Enum f) : i(f) {}
+    Q_DECL_CONSTEXPR inline QFlags(Zero = 0) : i(0) {}
     inline QFlags(QFlag f) : i(f) {}
 
     inline QFlags &operator=(const QFlags &f) { i = f.i; return *this; }
@@ -2280,18 +2291,18 @@ public:
     inline QFlags &operator^=(QFlags f) { i ^= f.i; return *this; }
     inline QFlags &operator^=(Enum f) { i ^= f; return *this; }
 
-    inline operator int() const { return i; }
+    Q_DECL_CONSTEXPR  inline operator int() const { return i; }
 
-    inline QFlags operator|(QFlags f) const { QFlags g; g.i = i | f.i; return g; }
-    inline QFlags operator|(Enum f) const { QFlags g; g.i = i | f; return g; }
-    inline QFlags operator^(QFlags f) const { QFlags g; g.i = i ^ f.i; return g; }
-    inline QFlags operator^(Enum f) const { QFlags g; g.i = i ^ f; return g; }
-    inline QFlags operator&(int mask) const { QFlags g; g.i = i & mask; return g; }
-    inline QFlags operator&(uint mask) const { QFlags g; g.i = i & mask; return g; }
-    inline QFlags operator&(Enum f) const { QFlags g; g.i = i & f; return g; }
-    inline QFlags operator~() const { QFlags g; g.i = ~i; return g; }
+    Q_DECL_CONSTEXPR inline QFlags operator|(QFlags f) const { return QFlags(Enum(i | f.i)); }
+    Q_DECL_CONSTEXPR inline QFlags operator|(Enum f) const { return QFlags(Enum(i | f)); }
+    Q_DECL_CONSTEXPR inline QFlags operator^(QFlags f) const { return QFlags(Enum(i ^ f.i)); }
+    Q_DECL_CONSTEXPR inline QFlags operator^(Enum f) const { return QFlags(Enum(i ^ f)); }
+    Q_DECL_CONSTEXPR inline QFlags operator&(int mask) const { return QFlags(Enum(i & mask)); }
+    Q_DECL_CONSTEXPR inline QFlags operator&(uint mask) const { return QFlags(Enum(i & mask)); }
+    Q_DECL_CONSTEXPR inline QFlags operator&(Enum f) const { return QFlags(Enum(i & f)); }
+    Q_DECL_CONSTEXPR inline QFlags operator~() const { return QFlags(Enum(~i)); }
 
-    inline bool operator!() const { return !i; }
+    Q_DECL_CONSTEXPR inline bool operator!() const { return !i; }
 
     inline bool testFlag(Enum f) const { return (i & f) == f && (f != 0 || i == int(f) ); }
 };
@@ -2304,9 +2315,9 @@ inline QIncompatibleFlag operator|(Flags::enum_type f1, int f2) \
 { return QIncompatibleFlag(int(f1) | f2); }
 
 #define Q_DECLARE_OPERATORS_FOR_FLAGS(Flags) \
-inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) \
+Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) \
 { return QFlags<Flags::enum_type>(f1) | f2; } \
-inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) \
+Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) \
 { return f2 | f1; } Q_DECLARE_INCOMPATIBLE_FLAGS(Flags)
 
 
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index 9f59c6e..ad9e113 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -156,12 +156,16 @@
            whole lifetime. This attribute must be set before QApplication is
            constructed.
 
-    \omitvalue AA_S60DisablePartialScreenInputMode By default in Symbian^3,
-           a separate editing window is opened on top of an application. This is exactly
-           like editing on previous versions of Symbian behave. When this attribute
-           is true, a virtual keyboard window is shown on top of application and it
-           is ensured that the focused text widget is visible. This is only supported in
-           Symbian^3. (internal)
+    \value AA_S60DisablePartialScreenInputMode By default in Symbian^3, a separate
+           editing window is opened on top of an application. This is exactly like
+           editing on previous versions of Symbian behave. When this attribute is false,
+           a non-fullscreen virtual keyboard window is shown on top of application and
+           it is ensured that the focused text input widget is visible.
+           The auto-translation of input widget is only supported for applications
+           based on QGraphicsView, but the non-fullscreen virtual keyboard will
+           work for any kind of application (i.e. QWidgets-based). By default this
+           attribute is true. This attribute must be set after QApplication is
+           constructed. This is only supported in Symbian^3 and later Symbian releases.
 
     \value AA_X11InitThreads Calls XInitThreads() as part of the QApplication
            construction in order to make Xlib calls thread-safe. This
diff --git a/src/corelib/io/qprocess.cpp b/src/corelib/io/qprocess.cpp
index 4b689c5..e900663 100644
--- a/src/corelib/io/qprocess.cpp
+++ b/src/corelib/io/qprocess.cpp
@@ -1683,13 +1683,10 @@ QProcessEnvironment QProcess::processEnvironment() const
 bool QProcess::waitForStarted(int msecs)
 {
     Q_D(QProcess);
-    if (d->processState == QProcess::Starting) {
-        if (!d->waitForStarted(msecs))
-            return false;
-        setProcessState(QProcess::Running);
-        emit started();
-    }
-    return d->processState == QProcess::Running;
+    if (d->processState == QProcess::Running)
+        return true;
+
+    return d->waitForStarted(msecs);
 }
 
 /*! \reimp
diff --git a/src/corelib/tools/qscopedpointer.h b/src/corelib/tools/qscopedpointer.h
index b15bcac..a24f62e 100644
--- a/src/corelib/tools/qscopedpointer.h
+++ b/src/corelib/tools/qscopedpointer.h
@@ -208,8 +208,10 @@ template <typename T, typename Cleanup = QScopedPointerArrayDeleter<T> >
 class QScopedArrayPointer : public QScopedPointer<T, Cleanup>
 {
 public:
+    inline QScopedArrayPointer() : QScopedPointer<T, Cleanup>(0) {}
+
     template <typename D>
-    explicit inline QScopedArrayPointer(D *p = 0, typename QtPrivate::QScopedArrayEnsureSameType<T,D>::Type = 0)
+    explicit inline QScopedArrayPointer(D *p, typename QtPrivate::QScopedArrayEnsureSameType<T,D>::Type = 0)
         : QScopedPointer<T, Cleanup>(p)
     {
     }
diff --git a/src/gui/inputmethod/qcoefepinputcontext_p.h b/src/gui/inputmethod/qcoefepinputcontext_p.h
index 5d3d8d9..9857015 100644
--- a/src/gui/inputmethod/qcoefepinputcontext_p.h
+++ b/src/gui/inputmethod/qcoefepinputcontext_p.h
@@ -108,6 +108,7 @@ private:
     bool needsInputPanel();
     void commitTemporaryPreeditString();
     bool isWidgetVisible(QWidget *widget, int offset = 0);
+    bool isPartialKeyboardSupported();
 
 private Q_SLOTS:
     void ensureInputCapabilitiesChanged();
diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
index 5fe25b2..5ddd53f 100644
--- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
+++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
@@ -83,6 +83,8 @@ Q_GUI_EXPORT void qt_s60_setPartialScreenInputMode(bool enable)
 {
     S60->partial_keyboard = enable;
 
+    QApplication::setAttribute(Qt::AA_S60DisablePartialScreenInputMode, !S60->partial_keyboard);
+
     QInputContext *ic = 0;
     if (QApplication::focusWidget()) {
         ic = QApplication::focusWidget()->inputContext();
@@ -116,7 +118,7 @@ QCoeFepInputContext::QCoeFepInputContext(QObject *parent)
     m_fepState->SetObjectProvider(this);
     int defaultFlags = EAknEditorFlagDefault;
     if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
-        if (S60->partial_keyboard) {
+        if (isPartialKeyboardSupported()) {
             defaultFlags |= QT_EAknEditorFlagEnablePartialScreen;
         }
         defaultFlags |= QT_EAknEditorFlagSelectionVisible;
@@ -425,7 +427,8 @@ void QCoeFepInputContext::mouseHandler(int x, QMouseEvent *event)
         //If splitview is open and T9 word is tapped, pass the pointer event to pointer handler.
         //This will open the "suggested words" list. Pass pointer position always as zero, to make
         //full word replacement in case user makes a selection.
-        if (S60->partial_keyboard && S60->partialKeyboardOpen
+        if (isPartialKeyboardSupported()
+            && S60->partialKeyboardOpen
             && m_pointerHandler
             && !(currentHints & Qt::ImhNoPredictiveText)
             && (x > 0 && x < m_preeditString.length())) {
@@ -539,6 +542,11 @@ bool QCoeFepInputContext::isWidgetVisible(QWidget *widget, int offset)
     return visible;
 }
 
+bool QCoeFepInputContext::isPartialKeyboardSupported()
+{
+    return (S60->partial_keyboard || !QApplication::testAttribute(Qt::AA_S60DisablePartialScreenInputMode));
+}
+
 // Ensure that the input widget is visible in the splitview rect.
 
 void QCoeFepInputContext::ensureFocusWidgetVisible(QWidget *widget)
@@ -650,7 +658,7 @@ void QCoeFepInputContext::updateHints(bool mustUpdateInputCapabilities)
         // we need to update its state separately.
         if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
             TInt currentFlags = m_fepState->Flags();
-            if (S60->partial_keyboard)
+            if (isPartialKeyboardSupported())
                 currentFlags |= QT_EAknEditorFlagEnablePartialScreen;
             else
                 currentFlags &= ~QT_EAknEditorFlagEnablePartialScreen;
@@ -767,7 +775,7 @@ void QCoeFepInputContext::applyHints(Qt::InputMethodHints hints)
 
     flags = 0;
     if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
-        if (S60->partial_keyboard)
+        if (isPartialKeyboardSupported())
             flags |= QT_EAknEditorFlagEnablePartialScreen;
         flags |= QT_EAknEditorFlagSelectionVisible;
     }
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 361ec6d..cd13894 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -1019,6 +1019,10 @@ void QApplicationPrivate::initialize()
     QApplicationPrivate::wheel_scroll_lines = 3;
 #endif
 
+#ifdef Q_WS_S60
+    q->setAttribute(Qt::AA_S60DisablePartialScreenInputMode);
+#endif
+
     if (qt_is_gui_used)
         initializeMultitouch();
 }
diff --git a/src/network/access/qhttpnetworkconnectionchannel.cpp b/src/network/access/qhttpnetworkconnectionchannel.cpp
index 7c644ad..9b2a6e8 100644
--- a/src/network/access/qhttpnetworkconnectionchannel.cpp
+++ b/src/network/access/qhttpnetworkconnectionchannel.cpp
@@ -649,8 +649,11 @@ bool QHttpNetworkConnectionChannel::expand(bool dataComplete)
         int ret = Z_OK;
         if (content.size())
             ret = reply->d_func()->gunzipBodyPartially(content, inflated);
-        int retCheck = (dataComplete) ? Z_STREAM_END : Z_OK;
-        if (ret >= retCheck) {
+        if (ret >= Z_OK) {
+            if (dataComplete && ret == Z_OK && !reply->d_func()->streamEnd) {
+                reply->d_func()->gunzipBodyPartiallyEnd();
+                reply->d_func()->streamEnd = true;
+            }
             if (inflated.size()) {
                 reply->d_func()->totalProgress += inflated.size();
                 reply->d_func()->appendUncompressedReplyData(inflated);
diff --git a/src/network/access/qhttpnetworkreply.cpp b/src/network/access/qhttpnetworkreply.cpp
index 00653b6..1a02200 100644
--- a/src/network/access/qhttpnetworkreply.cpp
+++ b/src/network/access/qhttpnetworkreply.cpp
@@ -461,15 +461,21 @@ int QHttpNetworkReplyPrivate::gunzipBodyPartially(QByteArray &compressed, QByteA
         }
         have = sizeof(out) - inflateStrm.avail_out;
         inflated.append(QByteArray((const char *)out, have));
-     } while (inflateStrm.avail_out == 0);
+     } while (inflateStrm.avail_out == 0 && inflateStrm.avail_in > 0);
     // clean up and return
     if (ret <= Z_ERRNO || ret == Z_STREAM_END) {
-        inflateEnd(&inflateStrm);
-        initInflate = false;
+        gunzipBodyPartiallyEnd();
     }
     streamEnd = (ret == Z_STREAM_END);
     return ret;
 }
+
+void QHttpNetworkReplyPrivate::gunzipBodyPartiallyEnd()
+{
+    inflateEnd(&inflateStrm);
+    initInflate = false;
+}
+
 #endif
 
 qint64 QHttpNetworkReplyPrivate::readStatus(QAbstractSocket *socket)
diff --git a/src/network/access/qhttpnetworkreply_p.h b/src/network/access/qhttpnetworkreply_p.h
index 583a256..de6c0d2 100644
--- a/src/network/access/qhttpnetworkreply_p.h
+++ b/src/network/access/qhttpnetworkreply_p.h
@@ -207,6 +207,7 @@ public:
 #ifndef QT_NO_COMPRESS
     bool gzipCheckHeader(QByteArray &content, int &pos);
     int gunzipBodyPartially(QByteArray &compressed, QByteArray &inflated);
+    void gunzipBodyPartiallyEnd();
 #endif
     void removeAutoDecompressHeader();
 
diff --git a/src/network/access/qnetworkreplyimpl.cpp b/src/network/access/qnetworkreplyimpl.cpp
index 8e301a1..58eb0d8 100644
--- a/src/network/access/qnetworkreplyimpl.cpp
+++ b/src/network/access/qnetworkreplyimpl.cpp
@@ -1030,7 +1030,7 @@ bool QNetworkReplyImplPrivate::migrateBackend()
         return true;
 
     // Backend does not support resuming download.
-    if (!backend->canResume())
+    if (backend && !backend->canResume())
         return false;
 
     state = QNetworkReplyImplPrivate::Reconnecting;
diff --git a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
index 3423d2c..94efc2f 100644
--- a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
+++ b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
@@ -174,6 +174,14 @@ bool QMeeGoGraphicsSystemSwitchHandler::eventFilter(QObject *object, QEvent *eve
                     QMeeGoGraphicsSystem::switchToMeeGo();
             }
         }
+    } else if (event->type() == QEvent::Show
+               && QMeeGoGraphicsSystem::switchPolicy == QMeeGoGraphicsSystem::AutomaticSwitch) {
+        if (visibleWidgets() > 0)
+            QMeeGoGraphicsSystem::switchToMeeGo();
+    } else if (event->type() == QEvent::Hide
+               && QMeeGoGraphicsSystem::switchPolicy == QMeeGoGraphicsSystem::AutomaticSwitch) {
+        if (visibleWidgets() == 0)
+            QMeeGoGraphicsSystem::switchToRaster();
     }
 
     // resume processing of event