Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt

15 files changed, 54 insertions, 6 deletions

diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index c6eef5e..105cf28 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -341,6 +341,7 @@ public:
     // for controlling when to send posted events
     QAtomicInt serialNumber;
     int lastSerialNumber;
+    int lastMessageTime;
     QAtomicInt wakeUps;
 
     // timers
@@ -364,7 +365,8 @@ public:
 };
 
 QEventDispatcherWin32Private::QEventDispatcherWin32Private()
-    : threadId(GetCurrentThreadId()), interrupt(false), internalHwnd(0), getMessageHook(0), serialNumber(0), lastSerialNumber(0), wakeUps(0)
+    : threadId(GetCurrentThreadId()), interrupt(false), internalHwnd(0), getMessageHook(0),
+      serialNumber(0), lastSerialNumber(0), lastMessageTime(0), wakeUps(0)
 {
     resolveTimerAPI();
 }
@@ -479,6 +481,7 @@ LRESULT CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPARAM lp)
         int localSerialNumber = d->serialNumber;
         if (localSerialNumber != d->lastSerialNumber) {
             d->lastSerialNumber = localSerialNumber;
+            d->lastMessageTime = GetMessageTime();
             QCoreApplicationPrivate::sendPostedEvents(0, 0, d->threadData);
         }
         return 0;
@@ -495,9 +498,10 @@ LRESULT CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp)
         if (q) {
             QEventDispatcherWin32Private *d = q->d_func();
             int localSerialNumber = d->serialNumber;
-            if (HIWORD(GetQueueStatus(QS_INPUT | QS_RAWINPUT | QS_TIMER)) == 0) {
-                // no more input or timer events in the message queue, we can allow posted events to be
-                // sent now
+            if (HIWORD(GetQueueStatus(QS_INPUT | QS_RAWINPUT | QS_TIMER)) == 0
+                || GetMessageTime() - d->lastMessageTime >= 10) {
+                // no more input or timer events in the message queue or more than 10ms has elapsed since
+                // we send posted events, we can allow posted events to be sent now
                 (void) d->wakeUps.fetchAndStoreRelease(0);
                 MSG *msg = (MSG *) lp;
                 if (localSerialNumber != d->lastSerialNumber
@@ -732,7 +736,9 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags)
             }
             if (haveMessage) {
                 if (d->internalHwnd == msg.hwnd && msg.message == WM_QT_SENDPOSTEDEVENTS) {
-                    if (seenWM_QT_SENDPOSTEDEVENTS) {
+                    if (seenWM_QT_SENDPOSTEDEVENTS && !(flags & QEventLoop::EventLoopExec)) {
+                        // when calling processEvents() "manually", we only want to send posted
+                        // events once
                         needWM_QT_SENDPOSTEDEVENTS = true;
                         continue;
                     }
diff --git a/src/corelib/tools/qbytearray.cpp b/src/corelib/tools/qbytearray.cpp
index bf9b6bd..e43c2b5 100644
--- a/src/corelib/tools/qbytearray.cpp
+++ b/src/corelib/tools/qbytearray.cpp
@@ -1048,6 +1048,11 @@ QByteArray &QByteArray::operator=(const char *str)
     \internal
 */
 
+/*! \fn bool QByteArray::isSharedWith(const QByteArray &other)
+
+    \internal
+*/
+
 /*! \fn char QByteArray::at(int i) const
 
     Returns the character at index position \a i in the byte array.
diff --git a/src/corelib/tools/qbytearray.h b/src/corelib/tools/qbytearray.h
index 7dd6f4f..ba344cb 100644
--- a/src/corelib/tools/qbytearray.h
+++ b/src/corelib/tools/qbytearray.h
@@ -164,6 +164,7 @@ public:
     inline const char *constData() const;
     inline void detach();
     bool isDetached() const;
+    inline bool isSharedWith(const QByteArray &other) const { return d == other.d; }
     void clear();
 
 #ifdef Q_COMPILER_MANGLES_RETURN_TYPE
diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp
index c82c389..a616ac2 100644
--- a/src/corelib/tools/qhash.cpp
+++ b/src/corelib/tools/qhash.cpp
@@ -847,6 +847,11 @@ void QHashData::checkSanity()
     \internal
 */
 
+/*! \fn bool QHash::isSharedWith(const QHash<Key, T> &other) const
+
+    \internal
+*/
+
 /*! \fn void QHash::clear()
 
     Removes all items from the hash.
diff --git a/src/corelib/tools/qhash.h b/src/corelib/tools/qhash.h
index 2de03dc..66e9cde 100644
--- a/src/corelib/tools/qhash.h
+++ b/src/corelib/tools/qhash.h
@@ -299,6 +299,7 @@ public:
     inline void detach() { if (d->ref != 1) detach_helper(); }
     inline bool isDetached() const { return d->ref == 1; }
     inline void setSharable(bool sharable) { if (!sharable) detach(); d->sharable = sharable; }
+    inline bool isSharedWith(const QHash<Key, T> &other) const { return d == other.d; }
 
     void clear();
 
diff --git a/src/corelib/tools/qlinkedlist.cpp b/src/corelib/tools/qlinkedlist.cpp
index 281508e..987e538 100644
--- a/src/corelib/tools/qlinkedlist.cpp
+++ b/src/corelib/tools/qlinkedlist.cpp
@@ -197,6 +197,11 @@ QLinkedListData QLinkedListData::shared_null = {
     \internal
 */
 
+/*! \fn bool QLinkedList::isSharedWith(const QLinkedList<T> &other) const
+
+    \internal
+*/
+
 /*! \fn bool QLinkedList::isEmpty() const
 
     Returns true if the list contains no items; otherwise returns
diff --git a/src/corelib/tools/qlinkedlist.h b/src/corelib/tools/qlinkedlist.h
index e119a50..395adf2 100644
--- a/src/corelib/tools/qlinkedlist.h
+++ b/src/corelib/tools/qlinkedlist.h
@@ -93,6 +93,7 @@ public:
     { if (d->ref != 1) detach_helper(); }
     inline bool isDetached() const { return d->ref == 1; }
     inline void setSharable(bool sharable) { if (!sharable) detach(); d->sharable = sharable; }
+    inline bool isSharedWith(const QLinkedList<T> &other) const { return d == other.d; }
 
     inline bool isEmpty() const { return d->size == 0; }
 
diff --git a/src/corelib/tools/qlist.cpp b/src/corelib/tools/qlist.cpp
index 9b20c82..da93d5f 100644
--- a/src/corelib/tools/qlist.cpp
+++ b/src/corelib/tools/qlist.cpp
@@ -599,6 +599,11 @@ void **QListData::erase(void **xi)
     \internal
 */
 
+/*! \fn bool QList::isSharedWith(const QList<T> &other) const
+
+    \internal
+*/
+
 /*! \fn bool QList::isEmpty() const
 
     Returns true if the list contains no items; otherwise returns
diff --git a/src/corelib/tools/qlist.h b/src/corelib/tools/qlist.h
index 49b5c0d..e65ee15 100644
--- a/src/corelib/tools/qlist.h
+++ b/src/corelib/tools/qlist.h
@@ -130,6 +130,7 @@ public:
 
     inline bool isDetached() const { return d->ref == 1; }
     inline void setSharable(bool sharable) { if (!sharable) detach(); d->sharable = sharable; }
+    inline bool isSharedWith(const QList<T> &other) const { return d == other.d; }
 
     inline bool isEmpty() const { return p.isEmpty(); }
 
diff --git a/src/corelib/tools/qmap.cpp b/src/corelib/tools/qmap.cpp
index 3b48c3f..432b5a5 100644
--- a/src/corelib/tools/qmap.cpp
+++ b/src/corelib/tools/qmap.cpp
@@ -473,6 +473,11 @@ void QMapData::dump()
     \internal
 */
 
+/*! \fn bool QMap::isSharedWith(const QMap<Key, T> &other) const
+
+    \internal
+*/
+
 /*! \fn void QMap::setInsertInOrder(bool sharable)
 
     \internal
diff --git a/src/corelib/tools/qmap.h b/src/corelib/tools/qmap.h
index 0441107..ce97178 100644
--- a/src/corelib/tools/qmap.h
+++ b/src/corelib/tools/qmap.h
@@ -182,6 +182,7 @@ public:
     inline void detach() { if (d->ref != 1) detach_helper(); }
     inline bool isDetached() const { return d->ref == 1; }
     inline void setSharable(bool sharable) { if (!sharable) detach(); d->sharable = sharable; }
+    inline bool isSharedWith(const QMap<Key, T> &other) const { return d == other.d; }
     inline void setInsertInOrder(bool ordered) { d->insertInOrder = ordered; }
 
     void clear();
diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp
index 33c45c4..f3355df 100644
--- a/src/corelib/tools/qstring.cpp
+++ b/src/corelib/tools/qstring.cpp
@@ -1092,7 +1092,12 @@ QString::QString(QChar ch)
     \internal
 */
 
-/*! \fn void QString::isDetached() const
+/*! \fn bool QString::isDetached() const
+
+    \internal
+*/
+
+/*! \fn bool QString::isSharedWith(const QString &other) const
 
     \internal
 */
diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h
index 668be35..c6fd80a 100644
--- a/src/corelib/tools/qstring.h
+++ b/src/corelib/tools/qstring.h
@@ -122,6 +122,7 @@ public:
 
     inline void detach();
     inline bool isDetached() const;
+    inline bool isSharedWith(const QString &other) const { return d == other.d; }
     void clear();
 
     inline const QChar at(int i) const;
diff --git a/src/corelib/tools/qvector.cpp b/src/corelib/tools/qvector.cpp
index 8bb1074..00d663b 100644
--- a/src/corelib/tools/qvector.cpp
+++ b/src/corelib/tools/qvector.cpp
@@ -392,6 +392,11 @@ int QVectorData::grow(int sizeofTypedData, int size, int sizeofT, bool excessive
     \internal
 */
 
+/*! \fn bool QVector::isSharedWith(const QVector<T> &other) const
+
+    \internal
+*/
+
 /*! \fn T *QVector::data()
 
     Returns a pointer to the data stored in the vector. The pointer
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index e00cf3f..043617f 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -134,6 +134,7 @@ public:
     inline void detach() { if (d->ref != 1) detach_helper(); }
     inline bool isDetached() const { return d->ref == 1; }
     inline void setSharable(bool sharable) { if (!sharable) detach(); d->sharable = sharable; }
+    inline bool isSharedWith(const QVector<T> &other) const { return d == other.d; }
 
     inline T *data() { detach(); return p->array; }
     inline const T *data() const { return p->array; }