Merge branch '4.7' of git@scm.dev.nokia.troll.no:qt/qt-qml into 4.7

Conflicts:
	examples/declarative/dynamic/qml/itemCreation.js

5 files changed, 61 insertions, 31 deletions

diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp
index ae4223e..b61b8cb 100644
--- a/src/declarative/qml/qdeclarativecontext.cpp
+++ b/src/declarative/qml/qdeclarativecontext.cpp
@@ -528,13 +528,8 @@ void QDeclarativeContextData::invalidate()
     parent = 0;
 }
 
-void QDeclarativeContextData::destroy()
+void QDeclarativeContextData::clearExpressions()
 {
-    if (linkedContext) 
-        linkedContext->destroy();
-
-    if (engine) invalidate();
-
     QDeclarativeAbstractExpression *expression = expressions;
     while (expression) {
         QDeclarativeAbstractExpression *nextExpression = expression->m_nextExpression;
@@ -546,6 +541,16 @@ void QDeclarativeContextData::destroy()
         expression = nextExpression;
     }
     expressions = 0;
+}
+
+void QDeclarativeContextData::destroy()
+{
+    if (linkedContext) 
+        linkedContext->destroy();
+
+    if (engine) invalidate();
+
+    clearExpressions();
 
     while (contextObjects) {
         QDeclarativeData *co = contextObjects;
diff --git a/src/declarative/qml/qdeclarativecontext_p.h b/src/declarative/qml/qdeclarativecontext_p.h
index c7fb099..6b6cd0a 100644
--- a/src/declarative/qml/qdeclarativecontext_p.h
+++ b/src/declarative/qml/qdeclarativecontext_p.h
@@ -113,6 +113,7 @@ class QDeclarativeContextData
 public:
     QDeclarativeContextData();
     QDeclarativeContextData(QDeclarativeContext *);
+    void clearExpressions();
     void destroy();
     void invalidate();
 
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index 6ddd01e..9f5cafe 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -329,8 +329,10 @@ void QDeclarativePrivate::qdeclarativeelement_destructor(QObject *o)
     QObjectPrivate *p = QObjectPrivate::get(o);
     Q_ASSERT(p->declarativeData);
     QDeclarativeData *d = static_cast<QDeclarativeData*>(p->declarativeData);
-    if (d->ownContext)
+    if (d->ownContext && d->context) {
         d->context->destroy();
+        d->context = 0;
+    }
 }
 
 void QDeclarativeData::destroyed(QAbstractDeclarativeData *d, QObject *o)
@@ -962,7 +964,7 @@ QScriptValue QDeclarativeEnginePrivate::createComponent(QScriptContext *ctxt, QS
     Q_ASSERT(context);
 
     if(ctxt->argumentCount() != 1) {
-        return ctxt->throwError("Qt.createComponent(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createComponent(): Invalid arguments"));
     }else{
         QString arg = ctxt->argument(0).toString();
         if (arg.isEmpty())
@@ -982,7 +984,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     QDeclarativeEngine* activeEngine = activeEnginePriv->q_func();
 
     if(ctxt->argumentCount() < 2 || ctxt->argumentCount() > 3)
-        return ctxt->throwError("Qt.createQmlObject(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Invalid arguments"));
 
     QDeclarativeContextData* context = activeEnginePriv->getContext(ctxt);
     Q_ASSERT(context);
@@ -1002,7 +1004,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
 
     QObject *parentArg = activeEnginePriv->objectClass->toQObject(ctxt->argument(1));
     if(!parentArg)
-        return ctxt->throwError("Qt.createQmlObject(): Missing parent object");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Missing parent object"));
 
     QDeclarativeComponent component(activeEngine);
     component.setData(qml.toUtf8(), url);
@@ -1027,7 +1029,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     }
 
     if (!component.isReady())
-        return ctxt->throwError("Qt.createQmlObject(): Component is not ready");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Component is not ready"));
 
     QObject *obj = component.beginCreate(context->asQDeclarativeContext());
     if(obj)
@@ -1076,7 +1078,7 @@ QScriptValue QDeclarativeEnginePrivate::isQtObject(QScriptContext *ctxt, QScript
 QScriptValue QDeclarativeEnginePrivate::vector(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 3)
-        return ctxt->throwError("Qt.vector(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.vector(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
     qsreal z = ctxt->argument(2).toNumber();
@@ -1087,7 +1089,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptE
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDate(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid arguments"));
 
     QDate date = ctxt->argument(0).toDateTime().date();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1098,7 +1100,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatDate(): Invalid date format");
+            return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid date format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1108,7 +1110,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid arguments"));
 
     QTime date = ctxt->argument(0).toDateTime().time();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1119,7 +1121,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatTime(): Invalid time format");
+            return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid time format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1129,7 +1131,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDateTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid arguments"));
 
     QDateTime date = ctxt->argument(0).toDateTime();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1140,7 +1142,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else { 
-            return ctxt->throwError("Qt.formatDateTime(): Invalid datetime format");
+            return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid datetime format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1150,7 +1152,7 @@ QScriptValue QDeclarativeEnginePrivate::rgba(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.rgba(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rgba(): Invalid arguments"));
     qsreal r = ctxt->argument(0).toNumber();
     qsreal g = ctxt->argument(1).toNumber();
     qsreal b = ctxt->argument(2).toNumber();
@@ -1172,7 +1174,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.hsla(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.hsla(): Invalid arguments"));
     qsreal h = ctxt->argument(0).toNumber();
     qsreal s = ctxt->argument(1).toNumber();
     qsreal l = ctxt->argument(2).toNumber();
@@ -1193,7 +1195,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 4)
-        return ctxt->throwError("Qt.rect(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rect(): Invalid arguments"));
 
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
@@ -1209,7 +1211,7 @@ QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::point(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.point(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.point(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
     return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QPointF(x, y)));
@@ -1218,7 +1220,7 @@ QScriptValue QDeclarativeEnginePrivate::point(QScriptContext *ctxt, QScriptEngin
 QScriptValue QDeclarativeEnginePrivate::size(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.size(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.size(): Invalid arguments"));
     qsreal w = ctxt->argument(0).toNumber();
     qsreal h = ctxt->argument(1).toNumber();
     return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QSizeF(w, h)));
@@ -1227,7 +1229,7 @@ QScriptValue QDeclarativeEnginePrivate::size(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.lighter(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.lighter(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1249,7 +1251,7 @@ QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEng
 QScriptValue QDeclarativeEnginePrivate::darker(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.darker(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.darker(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1282,7 +1284,7 @@ QScriptValue QDeclarativeEnginePrivate::desktopOpenUrl(QScriptContext *ctxt, QSc
 QScriptValue QDeclarativeEnginePrivate::fontFamilies(QScriptContext *ctxt, QScriptEngine *e)
 {
     if(ctxt->argumentCount() != 0)
-        return ctxt->throwError("Qt.fontFamilies(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.fontFamilies(): Invalid arguments"));
 
     QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(e);
     QFontDatabase database;
@@ -1292,7 +1294,7 @@ QScriptValue QDeclarativeEnginePrivate::fontFamilies(QScriptContext *ctxt, QScri
 QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1)
-        return ctxt->throwError("Qt.md5(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.md5(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
     QByteArray result = QCryptographicHash::hash(data, QCryptographicHash::Md5);
@@ -1303,7 +1305,7 @@ QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.btoa(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.btoa(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1313,7 +1315,7 @@ QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::atob(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.atob(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.atob(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1414,7 +1416,7 @@ QScriptValue QDeclarativeEnginePrivate::quit(QScriptContext * /*ctxt*/, QScriptE
 QScriptValue QDeclarativeEnginePrivate::tint(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.tint(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.tint(): Invalid arguments"));
     //get color
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
diff --git a/src/declarative/qml/qdeclarativeinfo.cpp b/src/declarative/qml/qdeclarativeinfo.cpp
index ffed14e..c980a2a 100644
--- a/src/declarative/qml/qdeclarativeinfo.cpp
+++ b/src/declarative/qml/qdeclarativeinfo.cpp
@@ -78,8 +78,9 @@ QT_BEGIN_NAMESPACE
     \endcode
 */
 
-struct QDeclarativeInfoPrivate
+class QDeclarativeInfoPrivate
 {
+public:
     QDeclarativeInfoPrivate() : ref (1), object(0) {}
 
     int ref;
diff --git a/src/declarative/qml/qdeclarativexmlhttprequest.cpp b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
index b7e1832..94205fe 100644
--- a/src/declarative/qml/qdeclarativexmlhttprequest.cpp
+++ b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
@@ -46,6 +46,7 @@
 #include "private/qdeclarativerefcount_p.h"
 #include "private/qdeclarativeengine_p.h"
 #include "private/qdeclarativeexpression_p.h"
+#include "qdeclarativeglobal_p.h"
 
 #include <QtCore/qobject.h>
 #include <QtScript/qscriptvalue.h>
@@ -94,6 +95,8 @@
 
 QT_BEGIN_NAMESPACE
 
+DEFINE_BOOL_CONFIG_OPTION(xhrDump, QML_XHR_DUMP);
+
 class DocumentImpl;
 class NodeImpl 
 {
@@ -1131,6 +1134,14 @@ void QDeclarativeXMLHttpRequest::requestFromUrl(const QUrl &url)
         }
     }
 
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: " << qPrintable(m_method) << " " << qPrintable(url.toString());
+        if (!m_data.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_data));
+        }
+    }
+
     if (m_method == QLatin1String("GET"))
         m_network = networkAccessManager()->get(request);
     else if (m_method == QLatin1String("HEAD"))
@@ -1264,6 +1275,16 @@ void QDeclarativeXMLHttpRequest::finished()
         if (cbv.isError()) printError(cbv);
     }
     m_responseEntityBody.append(m_network->readAll());
+
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: RESPONSE " << qPrintable(m_url.toString());
+        if (!m_responseEntityBody.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_responseEntityBody));
+        }
+    }
+
+
     m_data.clear();
     destroyNetwork();
     if (m_state < Loading) {