diff --git a/src/plugins/qmlprofiler/abstracttimelinemodel.cpp b/src/plugins/qmlprofiler/abstracttimelinemodel.cpp
index a4823b3582f..53277f78e96 100644
--- a/src/plugins/qmlprofiler/abstracttimelinemodel.cpp
+++ b/src/plugins/qmlprofiler/abstracttimelinemodel.cpp
@@ -81,7 +81,7 @@ int AbstractTimelineModel::getBindingLoopDest(int index) const
 void AbstractTimelineModel::dataChanged()
 {
     switch (m_modelManager->state()) {
-    case QmlProfilerDataState::Done:
+    case QmlProfilerDataState::ProcessingData:
         loadData();
         break;
     case QmlProfilerDataState::ClearingData:
diff --git a/src/plugins/qmlprofiler/qmlprofiler.pro b/src/plugins/qmlprofiler/qmlprofiler.pro
index 8ca0e82f5a6..3b5d8d54922 100644
--- a/src/plugins/qmlprofiler/qmlprofiler.pro
+++ b/src/plugins/qmlprofiler/qmlprofiler.pro
@@ -31,7 +31,8 @@ SOURCES += \
     abstracttimelinemodel.cpp \
     timelinemodelaggregator.cpp \
     qmlprofilerpainteventsmodelproxy.cpp \
-    sortedtimelinemodel.cpp
+    sortedtimelinemodel.cpp \
+    qmlprofilerbasemodel.cpp
 
 HEADERS += \
     qmlprofilerconstants.h \
@@ -63,7 +64,8 @@ HEADERS += \
     abstracttimelinemodel.h \
     timelinemodelaggregator.h \
     qmlprofilerpainteventsmodelproxy.h \
-    sortedtimelinemodel.h
+    sortedtimelinemodel.h \
+    qmlprofilerbasemodel.h
 
 RESOURCES += \
     qml/qmlprofiler.qrc
diff --git a/src/plugins/qmlprofiler/qmlprofiler.qbs b/src/plugins/qmlprofiler/qmlprofiler.qbs
index a06f46beffb..40fcc0354ef 100644
--- a/src/plugins/qmlprofiler/qmlprofiler.qbs
+++ b/src/plugins/qmlprofiler/qmlprofiler.qbs
@@ -28,6 +28,7 @@ QtcPlugin {
             "localqmlprofilerrunner.cpp", "localqmlprofilerrunner.h",
             "qmlprofiler_global.h",
             "qmlprofilerattachdialog.cpp", "qmlprofilerattachdialog.h",
+            "qmlprofilerbasemodel.cpp", "qmlprofilerbasemodel.h",
             "qmlprofilerclientmanager.cpp", "qmlprofilerclientmanager.h",
             "qmlprofilerconstants.h",
             "qmlprofilerdetailsrewriter.cpp", "qmlprofilerdetailsrewriter.h",
diff --git a/src/plugins/qmlprofiler/qmlprofilerbasemodel.cpp b/src/plugins/qmlprofiler/qmlprofilerbasemodel.cpp
new file mode 100644
index 00000000000..2ea14f9db5c
--- /dev/null
+++ b/src/plugins/qmlprofiler/qmlprofilerbasemodel.cpp
@@ -0,0 +1,57 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#include "qmlprofilerbasemodel.h"
+#include "qmlprofilermodelmanager.h"
+
+namespace QmlProfiler {
+
+QmlProfilerBaseModel::QmlProfilerBaseModel(QmlProfilerModelManager *manager) :
+    m_modelManager(manager), m_processingDone(false)
+{
+    Q_ASSERT(m_modelManager);
+    m_modelId = m_modelManager->registerModelProxy();
+}
+
+void QmlProfilerBaseModel::clear()
+{
+    m_modelManager->modelProxyCountUpdated(m_modelId, 0, 1);
+    m_processingDone = false;
+    emit changed();
+}
+
+void QmlProfilerBaseModel::complete()
+{
+    emit changed();
+    m_processingDone = true;
+    m_modelManager->modelProxyCountUpdated(m_modelId, isEmpty() ? 0 : 1, 1);
+    m_modelManager->modelProcessingDone();
+}
+
+}
diff --git a/src/plugins/qmlprofiler/qmlprofilerbasemodel.h b/src/plugins/qmlprofiler/qmlprofilerbasemodel.h
new file mode 100644
index 00000000000..b565ea194b3
--- /dev/null
+++ b/src/plugins/qmlprofiler/qmlprofilerbasemodel.h
@@ -0,0 +1,62 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef QMLPROFILERBASEMODEL_H
+#define QMLPROFILERBASEMODEL_H
+
+#include "qmlprofiler_global.h"
+#include <QObject>
+
+namespace QmlProfiler {
+
+class QmlProfilerModelManager;
+
+class QMLPROFILER_EXPORT QmlProfilerBaseModel : public QObject {
+    Q_OBJECT
+public:
+    QmlProfilerBaseModel(QmlProfilerModelManager *manager);
+    virtual ~QmlProfilerBaseModel() {}
+
+    virtual void complete();
+    virtual void clear();
+    virtual bool isEmpty() const = 0;
+    bool processingDone() const { return m_processingDone; }
+
+protected:
+    QmlProfilerModelManager *m_modelManager;
+    int m_modelId;
+    bool m_processingDone;
+
+signals:
+    void changed();
+};
+
+}
+
+#endif // QMLPROFILERBASEMODEL_H
diff --git a/src/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp b/src/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp
index 9513d2cc460..19cc03223c7 100644
--- a/src/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilereventsmodelproxy.cpp
@@ -96,7 +96,7 @@ void QmlProfilerEventsModelProxy::limitToRange(qint64 rangeStart, qint64 rangeEn
 
 void QmlProfilerEventsModelProxy::dataChanged()
 {
-    if (d->modelManager->state() == QmlProfilerDataState::Done)
+    if (d->modelManager->state() == QmlProfilerDataState::ProcessingData)
         loadData();
     else if (d->modelManager->state() == QmlProfilerDataState::ClearingData)
         clear();
diff --git a/src/plugins/qmlprofiler/qmlprofilermodelmanager.cpp b/src/plugins/qmlprofiler/qmlprofilermodelmanager.cpp
index 62751f3d222..abedd2700f4 100644
--- a/src/plugins/qmlprofiler/qmlprofilermodelmanager.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilermodelmanager.cpp
@@ -216,8 +216,6 @@ void QmlProfilerModelManager::modelProxyCountUpdated(int proxyId, qint64 count,
     d->progress += d->partialCounts[proxyId] / d->partialCounts.count();
 
     emit progressChanged();
-    if (d->progress > 0.99)
-        emit dataAvailable();
 }
 
 qint64 QmlProfilerModelManager::estimatedProfilingTime() const
@@ -259,25 +257,37 @@ void QmlProfilerModelManager::addV8Event(int depth, const QString &function, con
 
 void QmlProfilerModelManager::complete()
 {
-    if (state() == QmlProfilerDataState::AcquiringData) {
+    switch (state()) {
+    case QmlProfilerDataState::ProcessingData:
+        setState(QmlProfilerDataState::Done);
+        emit dataAvailable();
+        break;
+    case QmlProfilerDataState::AcquiringData:
         // If trace end time was not explicitly set, use the last event
         if (d->traceTime->endTime() == 0)
             d->traceTime->setEndTime(d->model->lastTimeMark());
         setState(QmlProfilerDataState::ProcessingData);
         d->model->complete();
         d->v8Model->complete();
+        break;
+    case QmlProfilerDataState::Empty:
         setState(QmlProfilerDataState::Done);
-    } else
-    if (state() == QmlProfilerDataState::Empty) {
-        setState(QmlProfilerDataState::Done);
-    } else
-    if (state() == QmlProfilerDataState::Done) {
-        // repeated Done states are ignored
-    } else {
+        break;
+    case QmlProfilerDataState::Done:
+        break;
+    default:
         emit error(tr("Unexpected complete signal in data model."));
+        break;
     }
 }
 
+void QmlProfilerModelManager::modelProcessingDone()
+{
+    Q_ASSERT(state() == QmlProfilerDataState::ProcessingData);
+    if (d->model->processingDone() && d->v8Model->processingDone())
+        complete();
+}
+
 void QmlProfilerModelManager::save(const QString &filename)
 {
     QFile file(filename);
diff --git a/src/plugins/qmlprofiler/qmlprofilermodelmanager.h b/src/plugins/qmlprofiler/qmlprofilermodelmanager.h
index 146c6acdfd2..92acb8fb8de 100644
--- a/src/plugins/qmlprofiler/qmlprofilermodelmanager.h
+++ b/src/plugins/qmlprofiler/qmlprofilermodelmanager.h
@@ -141,6 +141,7 @@ public slots:
                     double totalTime, double selfTime);
 
     void complete();
+    void modelProcessingDone();
 
     void save(const QString &filename);
     void load(const QString &filename);
diff --git a/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.cpp b/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.cpp
index 7cf5829f46d..240814a125b 100644
--- a/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.cpp
@@ -28,6 +28,7 @@
 ****************************************************************************/
 
 #include "qmlprofilerprocessedmodel.h"
+#include "qmlprofilermodelmanager.h"
 #include <qmldebug/qmlprofilereventtypes.h>
 #include <utils/qtcassert.h>
 #include <QUrl>
@@ -96,10 +97,9 @@ bool compareStartTimes(const QmlProfilerSimpleModel::QmlEventData &t1, const Qml
 
 //////////////////////////////////////////////////////////////////////////////
 
-QmlProfilerProcessedModel::QmlProfilerProcessedModel(Utils::FileInProjectFinder *fileFinder, QObject *parent)
+QmlProfilerProcessedModel::QmlProfilerProcessedModel(Utils::FileInProjectFinder *fileFinder, QmlProfilerModelManager *parent)
     : QmlProfilerSimpleModel(parent)
     , m_detailsRewriter(new QmlProfilerDetailsRewriter(this, fileFinder))
-    , m_emitChanged(false)
 {
     connect(m_detailsRewriter, SIGNAL(rewriteDetailsString(int,QString)),
             this, SLOT(detailsChanged(int,QString)));
@@ -117,8 +117,6 @@ void QmlProfilerProcessedModel::clear()
 
     // This call emits changed(). Don't emit it again here.
     QmlProfilerSimpleModel::clear();
-
-    m_emitChanged = false;
 }
 
 void QmlProfilerProcessedModel::complete()
@@ -154,12 +152,9 @@ void QmlProfilerProcessedModel::complete()
         m_detailsRewriter->requestDetailsForLocation(i, event->location);
     }
 
+    // Allow QmlProfilerBaseModel::complete() only after documents have been reloaded to avoid
+    // unnecessary updates of child models.
     m_detailsRewriter->reloadDocuments();
-
-    // This call emits changed(). Don't emit it again here.
-    QmlProfilerSimpleModel::complete();
-
-    m_emitChanged = false;
 }
 
 void QmlProfilerProcessedModel::detailsChanged(int requestId, const QString &newString)
@@ -168,16 +163,13 @@ void QmlProfilerProcessedModel::detailsChanged(int requestId, const QString &new
 
     QmlEventData *event = &eventList[requestId];
     event->data = QStringList(newString);
-
-    m_emitChanged = true;
 }
 
 void QmlProfilerProcessedModel::detailsDone()
 {
-    if (m_emitChanged) {
-        emit changed();
-        m_emitChanged = false;
-    }
+    // The child models are supposed to synchronously update on changed(), triggered by
+    // QmlProfilerBaseModel::complete().
+    QmlProfilerSimpleModel::complete();
 }
 
 }
diff --git a/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.h b/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.h
index bbbb4a7889f..3e3738824dd 100644
--- a/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.h
+++ b/src/plugins/qmlprofiler/qmlprofilerprocessedmodel.h
@@ -41,7 +41,7 @@ class QmlProfilerProcessedModel : public QmlProfilerSimpleModel
     Q_OBJECT
 
 public:
-    explicit QmlProfilerProcessedModel(Utils::FileInProjectFinder *fileFinder, QObject *parent = 0);
+    explicit QmlProfilerProcessedModel(Utils::FileInProjectFinder *fileFinder, QmlProfilerModelManager *parent = 0);
     ~QmlProfilerProcessedModel();
 
     virtual void clear();
@@ -53,7 +53,6 @@ private slots:
 
 private:
     QmlProfilerDetailsRewriter *m_detailsRewriter;
-    bool m_emitChanged;
 };
 
 }
diff --git a/src/plugins/qmlprofiler/qmlprofilersimplemodel.cpp b/src/plugins/qmlprofiler/qmlprofilersimplemodel.cpp
index d509af267ad..93759ec14b9 100644
--- a/src/plugins/qmlprofiler/qmlprofilersimplemodel.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilersimplemodel.cpp
@@ -39,12 +39,9 @@
 
 namespace QmlProfiler {
 
-QmlProfilerSimpleModel::QmlProfilerSimpleModel(QObject *parent)
-    : QObject(parent)
+QmlProfilerSimpleModel::QmlProfilerSimpleModel(QmlProfilerModelManager *parent)
+    : QmlProfilerBaseModel(parent)
 {
-    m_modelManager = qobject_cast<QmlProfilerModelManager *>(parent);
-    Q_ASSERT(m_modelManager);
-    m_modelId = m_modelManager->registerModelProxy();
 }
 
 QmlProfilerSimpleModel::~QmlProfilerSimpleModel()
@@ -53,9 +50,8 @@ QmlProfilerSimpleModel::~QmlProfilerSimpleModel()
 
 void QmlProfilerSimpleModel::clear()
 {
-    m_modelManager->modelProxyCountUpdated(m_modelId, 0, 1);
     eventList.clear();
-    emit changed();
+    QmlProfilerBaseModel::clear();
 }
 
 bool QmlProfilerSimpleModel::isEmpty() const
@@ -98,12 +94,6 @@ qint64 QmlProfilerSimpleModel::lastTimeMark() const
     return eventList.last().startTime + eventList.last().duration;
 }
 
-void QmlProfilerSimpleModel::complete()
-{
-    m_modelManager->modelProxyCountUpdated(m_modelId, isEmpty() ? 0 : 1, 1);
-    emit changed();
-}
-
 QString QmlProfilerSimpleModel::getHashString(const QmlProfilerSimpleModel::QmlEventData &event)
 {
     return QString::fromLatin1("%1:%2:%3:%4:%5").arg(
diff --git a/src/plugins/qmlprofiler/qmlprofilersimplemodel.h b/src/plugins/qmlprofiler/qmlprofilersimplemodel.h
index 88421107f7d..afdc6bc5056 100644
--- a/src/plugins/qmlprofiler/qmlprofilersimplemodel.h
+++ b/src/plugins/qmlprofiler/qmlprofilersimplemodel.h
@@ -31,6 +31,7 @@
 #define QMLPROFILERSIMPLEMODEL_H
 
 #include "qmlprofiler_global.h"
+#include "qmlprofilerbasemodel.h"
 
 #include <qmldebug/qmlprofilereventlocation.h>
 
@@ -43,7 +44,7 @@ namespace QmlProfiler {
 class QmlProfilerModelManager;
 
 // stores the data from the client as-is
-class QMLPROFILER_EXPORT QmlProfilerSimpleModel : public QObject
+class QMLPROFILER_EXPORT QmlProfilerSimpleModel : public QmlProfilerBaseModel
 {
     Q_OBJECT
 public:
@@ -62,7 +63,7 @@ public:
         qint64 numericData5;
     };
 
-    explicit QmlProfilerSimpleModel(QObject *parent = 0);
+    explicit QmlProfilerSimpleModel(QmlProfilerModelManager *parent);
     ~QmlProfilerSimpleModel();
 
     virtual void clear();
@@ -72,17 +73,11 @@ public:
     void addQmlEvent(int type, int bindingType, qint64 startTime, qint64 duration, const QStringList &data, const QmlDebug::QmlEventLocation &location,
                      qint64 ndata1, qint64 ndata2, qint64 ndata3, qint64 ndata4, qint64 ndata5);
     qint64 lastTimeMark() const;
-    virtual void complete();
 
     static QString getHashString(const QmlProfilerSimpleModel::QmlEventData &event);
 
-signals:
-    void changed();
-
 protected:
     QVector<QmlEventData> eventList;
-    QmlProfilerModelManager *m_modelManager;
-    int m_modelId;
 };
 
 }
diff --git a/src/plugins/qmlprofiler/qmlprofilerstatewidget.cpp b/src/plugins/qmlprofiler/qmlprofilerstatewidget.cpp
index bd2becee4cc..c6eb7f10380 100644
--- a/src/plugins/qmlprofiler/qmlprofilerstatewidget.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilerstatewidget.cpp
@@ -261,7 +261,7 @@ void QmlProfilerStateWidget::updateDisplay()
 void QmlProfilerStateWidget::dataStateChanged()
 {
     // consider possible rounding errors
-    d->loadingDone = d->m_modelManager->progress() >= 0.99 ||
+    d->loadingDone = d->m_modelManager->state() == QmlProfilerDataState::Done ||
             d->m_modelManager->state() == QmlProfilerDataState::Empty;
     d->traceAvailable = d->m_modelManager->traceTime()->duration() > 0;
     d->emptyList = d->m_modelManager->isEmpty() || d->m_modelManager->progress() == 0;
diff --git a/src/plugins/qmlprofiler/qv8profilerdatamodel.cpp b/src/plugins/qmlprofiler/qv8profilerdatamodel.cpp
index d6899b65a5e..398f5fc25e1 100644
--- a/src/plugins/qmlprofiler/qv8profilerdatamodel.cpp
+++ b/src/plugins/qmlprofiler/qv8profilerdatamodel.cpp
@@ -28,6 +28,7 @@
 ****************************************************************************/
 
 #include "qv8profilerdatamodel.h"
+#include "qmlprofilermodelmanager.h"
 
 #include <QStringList>
 
@@ -107,8 +108,8 @@ public:
     qint64 v8MeasuredTime;
 };
 
-QV8ProfilerDataModel::QV8ProfilerDataModel(QObject *parent)
-    : QObject(parent)
+QV8ProfilerDataModel::QV8ProfilerDataModel(QmlProfilerModelManager *parent)
+    : QmlProfilerBaseModel(parent)
     , d(new QV8ProfilerDataModelPrivate(this))
 {
     d->v8MeasuredTime = 0;
@@ -128,7 +129,7 @@ void QV8ProfilerDataModel::clear()
     d->clearV8RootEvent();
     d->v8MeasuredTime = 0;
 
-    emit changed();
+    QmlProfilerBaseModel::clear();
 }
 
 bool QV8ProfilerDataModel::isEmpty() const
@@ -482,7 +483,7 @@ void QV8ProfilerDataModel::load(QXmlStreamReader &stream)
 void QV8ProfilerDataModel::complete()
 {
     collectV8Statistics();
-    emit changed();
+    QmlProfilerBaseModel::complete();
 }
 
 } // namespace Internal
diff --git a/src/plugins/qmlprofiler/qv8profilerdatamodel.h b/src/plugins/qmlprofiler/qv8profilerdatamodel.h
index d9579f35cc5..c2b7995a0ae 100644
--- a/src/plugins/qmlprofiler/qv8profilerdatamodel.h
+++ b/src/plugins/qmlprofiler/qv8profilerdatamodel.h
@@ -30,6 +30,8 @@
 #ifndef QV8PROFILERDATAMODEL_H
 #define QV8PROFILERDATAMODEL_H
 
+#include "qmlprofilerbasemodel.h"
+
 #include <QObject>
 #include <QHash>
 
@@ -70,11 +72,11 @@ struct QV8EventSub {
     qint64 totalTime;
 };
 
-class QV8ProfilerDataModel : public QObject
+class QV8ProfilerDataModel : public QmlProfilerBaseModel
 {
     Q_OBJECT
 public:
-    QV8ProfilerDataModel(QObject *parent = 0);
+    QV8ProfilerDataModel(QmlProfilerModelManager *parent);
     ~QV8ProfilerDataModel();
 
     void clear();
@@ -90,9 +92,6 @@ public:
 
     void complete();
 
-signals:
-    void changed();
-
 public slots:
     void addV8Event(int depth,
                     const QString &function,