Merge remote branch 'origin/4.6' into qt-master-from-4.6

Conflicts:
	examples/assistant/simpletextviewer/findfiledialog.cpp
	qmake/generators/symbian/symmake.cpp
	tools/assistant/lib/qhelpgenerator.cpp
	tools/assistant/lib/qhelpsearchquerywidget.cpp
	translations/translations.pri

16 files changed, 119 insertions, 62 deletions

diff --git a/src/corelib/codecs/qutfcodec.cpp b/src/corelib/codecs/qutfcodec.cpp
index f7d3b06..7655c51 100644
--- a/src/corelib/codecs/qutfcodec.cpp
+++ b/src/corelib/codecs/qutfcodec.cpp
@@ -326,11 +326,11 @@ QString QUtf16::convertToUnicode(const char *chars, int len, QTextCodec::Convert
                 ch.setCell(*chars++);
             }
             if (!headerdone) {
+                headerdone = true;
                 if (endian == DetectEndianness) {
-                    if (ch == QChar::ByteOrderSwapped && endian != BigEndianness) {
+                    if (ch == QChar::ByteOrderSwapped) {
                         endian = LittleEndianness;
-                    } else if (ch == QChar::ByteOrderMark && endian != LittleEndianness) {
-                        // ignore BOM
+                    } else if (ch == QChar::ByteOrderMark) {
                         endian = BigEndianness;
                     } else {
                         if (QSysInfo::ByteOrder == QSysInfo::BigEndian) {
@@ -344,7 +344,6 @@ QString QUtf16::convertToUnicode(const char *chars, int len, QTextCodec::Convert
                 } else if (ch != QChar::ByteOrderMark) {
                     *qch++ = ch;
                 }
-                headerdone = true;
             } else {
                 *qch++ = ch;
             }
diff --git a/src/corelib/corelib.pro b/src/corelib/corelib.pro
index 9a15bf1..7f33791 100644
--- a/src/corelib/corelib.pro
+++ b/src/corelib/corelib.pro
@@ -35,4 +35,6 @@ symbian: {
     # Workaroud for problems with paging this dll
     MMP_RULES -= PAGED
     MMP_RULES *= UNPAGED
+    # Timezone server
+    LIBS += -ltzclient
 }
diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index 38e1886..177bee4 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -497,6 +497,9 @@ public:
         WA_WState_AcceptedTouchBeginEvent = 122,
         WA_TouchPadAcceptSingleTouchEvents = 123,
 
+        WA_MergeSoftkeys =  124,
+        WA_MergeSoftkeysRecursively =  125,
+
         // Add new attributes before this line
         WA_AttributeCount
     };
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index 871dd5c..6627c76 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -524,11 +524,11 @@
        	   receiver are in the same thread. Same as QueuedConnection,
        	   if the emitter and receiver are in different threads.
 
-    \value DirectConnection  
+    \value DirectConnection
 	   The slot is invoked immediately, when the signal is
        	   emitted.
 
-    \value QueuedConnection  
+    \value QueuedConnection
     	   The slot is invoked when control returns to the event loop
        	   of the receiver's thread. The slot is executed in the
        	   receiver's thread.
@@ -1243,6 +1243,17 @@
     \value WA_TouchPadAcceptSingleTouchEvents Allows touchpad single
     touch events to be sent to the widget.
 
+    \value WA_MergeSoftkeys Allows widget to merge softkeys with parent widget,
+    i.e. widget can set only one softkeys and request softkey implementation
+    to take rest of the softkeys from the parent. Note parents are traversed until
+    WA_MergeSoftkeys is not set. See also Qt::WA_MergeSoftkeysRecursively
+    This attribute currently has effect only on Symbian platforms
+
+    \value WA_MergeSoftkeysRecursively Allows widget to merge softkeys recursively
+    with all parents. If this attribute is set, the widget parents are traversed until
+    window boundary (widget without parent or dialog) is found.
+    This attribute currently has effect only on Symbian platforms
+
     \omitvalue WA_SetLayoutDirection
     \omitvalue WA_InputMethodTransparent
     \omitvalue WA_WState_CompressKeys
diff --git a/src/corelib/io/qdebug.h b/src/corelib/io/qdebug.h
index 1c68716..bc68599 100644
--- a/src/corelib/io/qdebug.h
+++ b/src/corelib/io/qdebug.h
@@ -83,7 +83,7 @@ public:
             if(stream->message_output) {
                 QT_TRY {
                     qt_message_output(stream->type, stream->buffer.toLocal8Bit().data());
-                } QT_CATCH(std::bad_alloc) { /* We're out of memory - give up. */ }
+                } QT_CATCH(std::bad_alloc&) { /* We're out of memory - give up. */ }
             }
             delete stream;
         }
diff --git a/src/corelib/io/qprocess_symbian.cpp b/src/corelib/io/qprocess_symbian.cpp
index ddced73..75cde51 100644
--- a/src/corelib/io/qprocess_symbian.cpp
+++ b/src/corelib/io/qprocess_symbian.cpp
@@ -919,34 +919,41 @@ bool QProcessPrivate::waitForFinished(int msecs)
     Q_Q(QProcess);
     QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished(%d)", msecs);
 
-    TRequestStatus timerStatus = 0;
-    TRequestStatus logonStatus = 0;
+    TRequestStatus timerStatus = KErrNone;
+    TRequestStatus logonStatus = KErrNone;
     bool timeoutOccurred = false;
 
     // Logon to process to observe its death
     if (qt_rprocess_running(symbianProcess)) {
         symbianProcess->Logon(logonStatus);
 
-        // Create timer
-        RTimer timer;
-        timer.CreateLocal();
-        TTimeIntervalMicroSeconds32 interval(msecs*1000);
-        timer.After(timerStatus, interval);
+        if (msecs < 0) {
+            // If timeout is negative, there is no timeout
+            QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Waiting (just logon)...");
+            User::WaitForRequest(logonStatus);
+            QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Wait completed");
+        } else {
+            // Create timer
+            RTimer timer;
+            timer.CreateLocal();
+            TTimeIntervalMicroSeconds32 interval(msecs*1000);
+            timer.After(timerStatus, interval);
 
-        QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Waiting...");
-        User::WaitForRequest(logonStatus, timerStatus);
-        QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Wait completed");
+            QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Waiting (logon + timer)...");
+            User::WaitForRequest(logonStatus, timerStatus);
+            QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished() - Wait completed");
 
-        if (timerStatus == KErrNone)
-            timeoutOccurred = true;
+            if (timerStatus == KErrNone)
+                timeoutOccurred = true;
 
-        timer.Cancel();
-        timer.Close();
+            timer.Cancel();
+            timer.Close();
 
-        symbianProcess->LogonCancel(logonStatus);
+            symbianProcess->LogonCancel(logonStatus);
 
-        // Eat cancel request completion so that it won't mess up main thread scheduling later
-        User::WaitForRequest(logonStatus, timerStatus);
+            // Eat cancel request completion so that it won't mess up main thread scheduling later
+            User::WaitForRequest(logonStatus, timerStatus);
+        }
     } else {
         QPROCESS_DEBUG_PRINT("QProcessPrivate::waitForFinished(), qt_rprocess_running returned false");
     }
diff --git a/src/corelib/io/qprocess_unix.cpp b/src/corelib/io/qprocess_unix.cpp
index 0bf7d3f..5119ec0 100644
--- a/src/corelib/io/qprocess_unix.cpp
+++ b/src/corelib/io/qprocess_unix.cpp
@@ -783,7 +783,7 @@ bool QProcessPrivate::processStarted()
 
     // did we read an error message?
     if (i > 0)
-        q_func()->setErrorString(QString::fromUtf16(buf, i / sizeof(QChar)));
+        q_func()->setErrorString(QString((const QChar *)buf, i / sizeof(QChar)));
 
     return i <= 0;
 }
diff --git a/src/corelib/kernel/qcore_symbian_p.cpp b/src/corelib/kernel/qcore_symbian_p.cpp
index 5d2a6a5..0257ac4 100644
--- a/src/corelib/kernel/qcore_symbian_p.cpp
+++ b/src/corelib/kernel/qcore_symbian_p.cpp
@@ -71,7 +71,7 @@ Q_CORE_EXPORT QString qt_TDesC2QString(const TDesC& aDescriptor)
 #ifdef QT_NO_UNICODE
     return QString::fromLocal8Bit(aDescriptor.Ptr(), aDescriptor.Length());
 #else
-    return QString::fromUtf16(aDescriptor.Ptr(), aDescriptor.Length());
+    return QString(reinterpret_cast<const QChar *>(aDescriptor.Ptr()), aDescriptor.Length());
 #endif
 }
 
diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index 005dedc..2da5a7d 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -2219,7 +2219,8 @@ QStringList QCoreApplication::libraryPaths()
             TFindFile finder(fs);
             TInt err = finder.FindByDir(tempPathPtr, tempPathPtr);
             while (err == KErrNone) {
-                QString foundDir = QString::fromUtf16(finder.File().Ptr(), finder.File().Length());
+                QString foundDir(reinterpret_cast<const QChar *>(finder.File().Ptr()),
+                                 finder.File().Length());
                 foundDir = QDir(foundDir).canonicalPath();
                 if (!app_libpaths->contains(foundDir))
                     app_libpaths->append(foundDir);
@@ -2267,6 +2268,10 @@ QStringList QCoreApplication::libraryPaths()
     \a paths. All existing paths will be deleted and the path list
     will consist of the paths given in \a paths.
 
+    In Symbian this function is only useful for setting paths for
+    finding Qt extension plugin stubs, since the OS can only
+    load libraries from the \c{/sys/bin} directory.
+
     \sa libraryPaths(), addLibraryPath(), removeLibraryPath(), QLibrary
  */
 void QCoreApplication::setLibraryPaths(const QStringList &paths)
@@ -2290,6 +2295,10 @@ void QCoreApplication::setLibraryPaths(const QStringList &paths)
   is \c INSTALL/plugins, where \c INSTALL is the directory where Qt was
   installed.
 
+  In Symbian this function is only useful for adding paths for
+  finding Qt extension plugin stubs, since the OS can only
+  load libraries from the \c{/sys/bin} directory.
+
   \sa removeLibraryPath(), libraryPaths(), setLibraryPaths()
  */
 void QCoreApplication::addLibraryPath(const QString &path)
diff --git a/src/corelib/kernel/qcoreevent.cpp b/src/corelib/kernel/qcoreevent.cpp
index d177b26..3a51cf8 100644
--- a/src/corelib/kernel/qcoreevent.cpp
+++ b/src/corelib/kernel/qcoreevent.cpp
@@ -133,10 +133,10 @@ QT_BEGIN_NAMESPACE
     \value GrabKeyboard                     Item gains keyboard grab (QGraphicsItem only).
     \value GrabMouse                        Item gains mouse grab (QGraphicsItem only).
     \value GraphicsSceneContextMenu         Context popup menu over a graphics scene (QGraphicsSceneContextMenuEvent).
-    \value GraphicsSceneDragEnter           The cursor enters a graphics scene during a drag and drop operation.
-    \value GraphicsSceneDragLeave           The cursor leaves a graphics scene during a drag and drop operation.
-    \value GraphicsSceneDragMove            A drag and drop operation is in progress over a scene.
-    \value GraphicsSceneDrop                A drag and drop operation is completed over a scene.
+    \value GraphicsSceneDragEnter           The cursor enters a graphics scene during a drag and drop operation (QGraphicsSceneDragDropEvent).
+    \value GraphicsSceneDragLeave           The cursor leaves a graphics scene during a drag and drop operation (QGraphicsSceneDragDropEvent).
+    \value GraphicsSceneDragMove            A drag and drop operation is in progress over a scene (QGraphicsSceneDragDropEvent).
+    \value GraphicsSceneDrop                A drag and drop operation is completed over a scene (QGraphicsSceneDragDropEvent).
     \value GraphicsSceneHelp                The user requests help for a graphics scene (QHelpEvent).
     \value GraphicsSceneHoverEnter          The mouse cursor enters a hover item in a graphics scene (QGraphicsSceneHoverEvent).
     \value GraphicsSceneHoverLeave          The mouse cursor leaves a hover item in a graphics scene (QGraphicsSceneHoverEvent).
diff --git a/src/corelib/kernel/qtranslator.cpp b/src/corelib/kernel/qtranslator.cpp
index b7e6ea0..7d1e1d3 100644
--- a/src/corelib/kernel/qtranslator.cpp
+++ b/src/corelib/kernel/qtranslator.cpp
@@ -633,7 +633,7 @@ static QString getMessage(const uchar *m, const uchar *end, const char *context,
 end:
     if (!tn)
         return QString();
-    QString str = QString::fromUtf16((const ushort *)tn, tn_length/2);
+    QString str = QString((const QChar *)tn, tn_length/2);
     if (QSysInfo::ByteOrder == QSysInfo::LittleEndian) {
         for (int i = 0; i < str.length(); ++i)
             str[i] = QChar((str.at(i).unicode() >> 8) + ((str.at(i).unicode() << 8) & 0xff00));
diff --git a/src/corelib/plugin/qlibrary.cpp b/src/corelib/plugin/qlibrary.cpp
index 02c0aa1..a2c575a 100644
--- a/src/corelib/plugin/qlibrary.cpp
+++ b/src/corelib/plugin/qlibrary.cpp
@@ -539,6 +539,7 @@ bool QLibraryPrivate::loadPlugin()
     \row \i AIX  \i \c .a
     \row \i HP-UX       \i \c .sl, \c .so (HP-UXi)
     \row \i Mac OS X    \i \c .dylib, \c .bundle, \c .so
+    \row \i Symbian     \i \c .dll
     \endtable
 
     Trailing versioning numbers on Unix are ignored.
diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/tools/qdatetime.cpp
index c1027ed..9a361c0 100644
--- a/src/corelib/tools/qdatetime.cpp
+++ b/src/corelib/tools/qdatetime.cpp
@@ -75,6 +75,7 @@
 
 #if defined(Q_OS_SYMBIAN)
 #include <e32std.h>
+#include <tz.h>
 #endif
 
 QT_BEGIN_NAMESPACE
@@ -3721,23 +3722,32 @@ static QDateTimePrivate::Spec utcToLocal(QDate &date, QTime &time)
 #elif defined(Q_OS_SYMBIAN)
     // months and days are zero index based
     _LIT(KUnixEpoch, "19700000:000000.000000");
-    TTimeIntervalSeconds utcOffset = User::UTCOffset();
     TTimeIntervalSeconds tTimeIntervalSecsSince1Jan1970UTC(secsSince1Jan1970UTC);
     TTime epochTTime;
     TInt err = epochTTime.Set(KUnixEpoch);
     tm res;
     if(err == KErrNone) {
         TTime utcTTime = epochTTime + tTimeIntervalSecsSince1Jan1970UTC;
-        utcTTime = utcTTime + utcOffset;
-        TDateTime utcDateTime = utcTTime.DateTime();
-        res.tm_sec = utcDateTime.Second();
-        res.tm_min = utcDateTime.Minute();
-        res.tm_hour = utcDateTime.Hour();
-        res.tm_mday = utcDateTime.Day() + 1; // non-zero based index for tm struct
-        res.tm_mon = utcDateTime.Month();
-        res.tm_year = utcDateTime.Year() - 1900;
-        res.tm_isdst = 0;
-        brokenDown = &res;
+        TRAP(err,
+            RTz tz;
+            User::LeaveIfError(tz.Connect());
+            CleanupClosePushL(tz);
+            res.tm_isdst = tz.IsDaylightSavingOnL(*tz.GetTimeZoneIdL(),utcTTime);
+            User::LeaveIfError(tz.ConvertToLocalTime(utcTTime));
+            CleanupStack::PopAndDestroy(&tz));
+        if (KErrNone == err) {
+            TDateTime localDateTime = utcTTime.DateTime();
+            res.tm_sec = localDateTime.Second();
+            res.tm_min = localDateTime.Minute();
+            res.tm_hour = localDateTime.Hour();
+            res.tm_mday = localDateTime.Day() + 1; // non-zero based index for tm struct
+            res.tm_mon = localDateTime.Month();
+            res.tm_year = localDateTime.Year() - 1900;
+            // Symbian's timezone server doesn't know how to handle DST before year 1997
+            if (res.tm_year < 97)
+                res.tm_isdst = -1;
+            brokenDown = &res;
+        }
     }
 #elif !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS)
     // use the reentrant version of localtime() where available
@@ -3812,23 +3822,27 @@ static void localToUtc(QDate &date, QTime &time, int isdst)
 #elif defined(Q_OS_SYMBIAN)
     // months and days are zero index based
     _LIT(KUnixEpoch, "19700000:000000.000000");
-    TTimeIntervalSeconds utcOffset = TTimeIntervalSeconds(0 - User::UTCOffset().Int());
     TTimeIntervalSeconds tTimeIntervalSecsSince1Jan1970UTC(secsSince1Jan1970UTC);
     TTime epochTTime;
     TInt err = epochTTime.Set(KUnixEpoch);
     tm res;
     if(err == KErrNone) {
-        TTime utcTTime = epochTTime + tTimeIntervalSecsSince1Jan1970UTC;
-        utcTTime = utcTTime + utcOffset;
-        TDateTime utcDateTime = utcTTime.DateTime();
-        res.tm_sec = utcDateTime.Second();
-        res.tm_min = utcDateTime.Minute();
-        res.tm_hour = utcDateTime.Hour();
-        res.tm_mday = utcDateTime.Day() + 1; // non-zero based index for tm struct
-        res.tm_mon = utcDateTime.Month();
-        res.tm_year = utcDateTime.Year() - 1900;
-        res.tm_isdst = (int)isdst;
-        brokenDown = &res;
+        TTime localTTime = epochTTime + tTimeIntervalSecsSince1Jan1970UTC;
+        RTz tz;
+        if (KErrNone == tz.Connect()) {
+            if (KErrNone == tz.ConvertToUniversalTime(localTTime)) {
+                TDateTime utcDateTime = localTTime.DateTime();
+                res.tm_sec = utcDateTime.Second();
+                res.tm_min = utcDateTime.Minute();
+                res.tm_hour = utcDateTime.Hour();
+                res.tm_mday = utcDateTime.Day() + 1; // non-zero based index for tm struct
+                res.tm_mon = utcDateTime.Month();
+                res.tm_year = utcDateTime.Year() - 1900;
+                res.tm_isdst = (int)isdst;
+                brokenDown = &res;
+            }
+        tz.Close();
+        }
     }
 #elif !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS)
     // use the reentrant version of gmtime() where available
diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp
index 7111e68..285f4c9 100644
--- a/src/corelib/tools/qhash.cpp
+++ b/src/corelib/tools/qhash.cpp
@@ -68,8 +68,8 @@ static uint hash(const uchar *p, int n)
 
     while (n--) {
         h = (h << 4) + *p++;
-        if ((g = (h & 0xf0000000)) != 0)
-            h ^= g >> 23;
+        g = h & 0xf0000000;
+        h ^= g >> 23;
         h &= ~g;
     }
     return h;
@@ -82,8 +82,8 @@ static uint hash(const QChar *p, int n)
 
     while (n--) {
         h = (h << 4) + (*p++).unicode();
-        if ((g = (h & 0xf0000000)) != 0)
-            h ^= g >> 23;
+        g = h & 0xf0000000;
+        h ^= g >> 23;
         h &= ~g;
     }
     return h;
diff --git a/src/corelib/tools/qlist.cpp b/src/corelib/tools/qlist.cpp
index 3f124c9..ce62016 100644
--- a/src/corelib/tools/qlist.cpp
+++ b/src/corelib/tools/qlist.cpp
@@ -208,7 +208,7 @@ void **QListData::append2(const QListData& l)
     int n = l.d->end - l.d->begin;
     if (n) {
         if (e + n > d->alloc)
-            realloc(grow(e + l.d->end - l.d->begin));
+            realloc(grow(e + n));
         d->end += n;
     }
     return d->array + e;
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index a791ae9..dec59b7 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -886,7 +886,7 @@ int QString::grow(int size)
 QString QString::fromWCharArray(const wchar_t *string, int size)
 {
     if (sizeof(wchar_t) == sizeof(QChar)) {
-        return fromUtf16((ushort *)string, size);
+        return fromUtf16((const ushort *)string, size);
     } else {
         return fromUcs4((uint *)string, size);
     }
@@ -3863,6 +3863,12 @@ QString QString::fromUtf8(const char *str, int size)
     If \a size is -1 (default), \a unicode must be terminated
     with a 0.
 
+    This function checks for a Byte Order Mark (BOM). If it is missing,
+    host byte order is assumed.
+
+    This function is comparatively slow.
+    Use QString(const ushort *, int) if possible.
+
     QString makes a deep copy of the Unicode data.
 
     \sa utf16(), setUtf16()
@@ -3929,6 +3935,9 @@ QString& QString::setUnicode(const QChar *unicode, int size)
     If \a unicode is 0, nothing is copied, but the string is still
     resized to \a size.
 
+    Note that unlike fromUtf16(), this function does not consider BOMs and
+    possibly differing byte ordering.
+
     \sa utf16(), setUnicode()
 */
 
@@ -4675,6 +4684,8 @@ int QString::localeAwareCompare_helper(const QChar *data1, int length1,
     Returns the QString as a '\\0\'-terminated array of unsigned
     shorts. The result remains valid until the string is modified.
 
+    The returned string is in host byte order.
+
     \sa unicode()
 */
 
@@ -7746,7 +7757,7 @@ QString QStringRef::toString() const {
         return QString();
     if (m_size && m_position == 0 && m_size == m_string->size())
         return *m_string;
-    return QString::fromUtf16(reinterpret_cast<const ushort*>(m_string->unicode() + m_position), m_size);
+    return QString(m_string->unicode() + m_position, m_size);
 }