Merge branch '4.6' of scm.dev.nokia.troll.no:qt/qt into 4.6

78 files changed, 231 insertions, 807 deletions

diff --git a/examples/activeqt/qutlook/addressview.cpp b/examples/activeqt/qutlook/addressview.cpp
index 6e79250..19425c1 100644
--- a/examples/activeqt/qutlook/addressview.cpp
+++ b/examples/activeqt/qutlook/addressview.cpp
@@ -243,7 +243,7 @@ AddressView::AddressView(QWidget *parent)
     model = new AddressBookModel(this);
     treeView->setModel(model);
 
-    connect(treeView->selectionModel(), SIGNAL(currentChanged(QModelIndex, QModelIndex)), this, SLOT(itemSelected(QModelIndex)));
+    connect(treeView->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)), this, SLOT(itemSelected(QModelIndex)));
 
     mainGrid->addWidget(treeView, 2, 0, 1, 5);
 }
diff --git a/examples/activeqt/simple/main.cpp b/examples/activeqt/simple/main.cpp
index 4adc00d..78fa1b4 100644
--- a/examples/activeqt/simple/main.cpp
+++ b/examples/activeqt/simple/main.cpp
@@ -64,8 +64,8 @@ public:
 	LCD = new QLCDNumber( 3, this );
 	edit = new QLineEdit( this );
 
-	connect( slider, SIGNAL( valueChanged( int ) ), this, SLOT( setValue(int) ) );
-	connect( edit, SIGNAL(textChanged(const QString&)), this, SLOT(setText(const QString&)) );
+	connect( slider, SIGNAL(valueChanged(int)), this, SLOT(setValue(int)) );
+	connect( edit, SIGNAL(textChanged(QString)), this, SLOT(setText(QString)) );
 
 	vbox->addWidget( slider );
 	vbox->addWidget( LCD );
diff --git a/examples/assistant/simpletextviewer/findfiledialog.cpp b/examples/assistant/simpletextviewer/findfiledialog.cpp
index 1435ca6..0720111 100644
--- a/examples/assistant/simpletextviewer/findfiledialog.cpp
+++ b/examples/assistant/simpletextviewer/findfiledialog.cpp
@@ -176,9 +176,9 @@ void FindFileDialog::createComboBoxes()
     directoryComboBox->setSizePolicy(QSizePolicy::Expanding,
                                      QSizePolicy::Preferred);
 
-    connect(fileNameComboBox, SIGNAL(editTextChanged(const QString &)),
+    connect(fileNameComboBox, SIGNAL(editTextChanged(QString)),
             this, SLOT(update()));
-    connect(directoryComboBox, SIGNAL(currentIndexChanged(const QString &)),
+    connect(directoryComboBox, SIGNAL(currentIndexChanged(QString)),
             this, SLOT(update()));
 }
 
@@ -190,8 +190,8 @@ void FindFileDialog::createFilesTree()
     foundFilesTree->setRootIsDecorated(false);
     foundFilesTree->setSelectionMode(QAbstractItemView::SingleSelection);
 
-    connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem *, int)),
-            this, SLOT(openFile(QTreeWidgetItem *)));
+    connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem*,int)),
+            this, SLOT(openFile(QTreeWidgetItem*)));
 }
 
 void FindFileDialog::createLabels()
diff --git a/examples/designer/containerextension/multipagewidgetplugin.cpp b/examples/designer/containerextension/multipagewidgetplugin.cpp
index ec61b67..b6a172f 100644
--- a/examples/designer/containerextension/multipagewidgetplugin.cpp
+++ b/examples/designer/containerextension/multipagewidgetplugin.cpp
@@ -102,8 +102,8 @@ QWidget *MultiPageWidgetPlugin::createWidget(QWidget *parent)
     MultiPageWidget *widget = new MultiPageWidget(parent);
     connect(widget, SIGNAL(currentIndexChanged(int)),
             this, SLOT(currentIndexChanged(int)));
-    connect(widget, SIGNAL(pageTitleChanged(const QString &)),
-            this, SLOT(pageTitleChanged(const QString &)));
+    connect(widget, SIGNAL(pageTitleChanged(QString)),
+            this, SLOT(pageTitleChanged(QString)));
     return widget;
 }
 
diff --git a/examples/dialogs/configdialog/configdialog.cpp b/examples/dialogs/configdialog/configdialog.cpp
index 5c5d161..8d73f92 100644
--- a/examples/dialogs/configdialog/configdialog.cpp
+++ b/examples/dialogs/configdialog/configdialog.cpp
@@ -104,8 +104,8 @@ void ConfigDialog::createIcons()
     queryButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
 
     connect(contentsWidget,
-            SIGNAL(currentItemChanged(QListWidgetItem *, QListWidgetItem *)),
-            this, SLOT(changePage(QListWidgetItem *, QListWidgetItem*)));
+            SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)),
+            this, SLOT(changePage(QListWidgetItem*,QListWidgetItem*)));
 }
 
 void ConfigDialog::changePage(QListWidgetItem *current, QListWidgetItem *previous)
diff --git a/examples/dialogs/findfiles/window.cpp b/examples/dialogs/findfiles/window.cpp
index afe6399..66e1b46 100644
--- a/examples/dialogs/findfiles/window.cpp
+++ b/examples/dialogs/findfiles/window.cpp
@@ -76,7 +76,7 @@ Window::Window(QWidget *parent)
     mainLayout->addWidget(directoryComboBox, 2, 1);
     mainLayout->addWidget(browseButton, 2, 2);
     mainLayout->addWidget(filesTable, 3, 0, 1, 3);
-    mainLayout->addWidget(filesFoundLabel, 4, 0);
+    mainLayout->addWidget(filesFoundLabel, 4, 0, 1, 3);
     mainLayout->addLayout(buttonsLayout, 5, 0, 1, 3);
     setLayout(mainLayout);
 
@@ -232,8 +232,8 @@ void Window::createFilesTable()
     filesTable->verticalHeader()->hide();
     filesTable->setShowGrid(false);
 
-    connect(filesTable, SIGNAL(cellActivated(int, int)),
-            this, SLOT(openFileOfItem(int, int)));
+    connect(filesTable, SIGNAL(cellActivated(int,int)),
+            this, SLOT(openFileOfItem(int,int)));
 }
 //! [11]
 
diff --git a/examples/draganddrop/delayedencoding/sourcewidget.cpp b/examples/draganddrop/delayedencoding/sourcewidget.cpp
index 0d399a5..29ee8d7 100644
--- a/examples/draganddrop/delayedencoding/sourcewidget.cpp
+++ b/examples/draganddrop/delayedencoding/sourcewidget.cpp
@@ -102,8 +102,8 @@ void SourceWidget::startDrag()
 {
     mimeData = new MimeData;
 
-    connect(mimeData, SIGNAL(dataRequested(const QString &)),
-            this, SLOT(createData(const QString &)), Qt::DirectConnection);
+    connect(mimeData, SIGNAL(dataRequested(QString)),
+            this, SLOT(createData(QString)), Qt::DirectConnection);
 
     QDrag *drag = new QDrag(this);
     drag->setMimeData(mimeData);
diff --git a/examples/draganddrop/dropsite/dropsitewindow.cpp b/examples/draganddrop/dropsite/dropsitewindow.cpp
index 7187b9c..93c04de 100644
--- a/examples/draganddrop/dropsite/dropsitewindow.cpp
+++ b/examples/draganddrop/dropsite/dropsitewindow.cpp
@@ -56,8 +56,8 @@ DropSiteWindow::DropSiteWindow()
 
 //! [constructor part2]
     dropArea = new DropArea;
-    connect(dropArea, SIGNAL(changed(const QMimeData *)),
-            this, SLOT(updateFormatsTable(const QMimeData *)));
+    connect(dropArea, SIGNAL(changed(const QMimeData*)),
+            this, SLOT(updateFormatsTable(const QMimeData*)));
 //! [constructor part2]
 
 //! [constructor part3]
diff --git a/examples/effects/customshader/blureffect.cpp b/examples/effects/customshader/blureffect.cpp
deleted file mode 100644
index 956637d..0000000
--- a/examples/effects/customshader/blureffect.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "blureffect.h"
-
-#include <QDebug>
-
-BlurEffect::BlurEffect(QGraphicsItem *item)
-    : QGraphicsBlurEffect()
-    , m_baseLine(200), item(item)
-{
-}
-
-void BlurEffect::adjustForItem()
-{
-    qreal y = m_baseLine - item->pos().y();
-    qreal radius = qBound(qreal(0.0), y / 32, qreal(16.0));
-    setBlurRadius(radius);
-}
-
-QRectF BlurEffect::boundingRect() const
-{
-    const_cast<BlurEffect *>(this)->adjustForItem();
-    return QGraphicsBlurEffect::boundingRect();
-}
-
-void BlurEffect::draw(QPainter *painter)
-{
-    adjustForItem();
-    QGraphicsBlurEffect::draw(painter);
-}
diff --git a/examples/effects/customshader/blureffect.h b/examples/effects/customshader/blureffect.h
deleted file mode 100644
index 3d1d433..0000000
--- a/examples/effects/customshader/blureffect.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef BLUREFFECT_H
-#define BLUREFFECT_H
-
-#include <QGraphicsEffect>
-#include <QGraphicsItem>
-
-class BlurEffect: public QGraphicsBlurEffect
-{
-public:
-    BlurEffect(QGraphicsItem *item);
-
-    void setBaseLine(qreal y) { m_baseLine = y; }
-
-    QRectF boundingRect() const;
-
-    void draw(QPainter *painter);
-
-private:
-    void adjustForItem();
-
-private:
-    qreal m_baseLine;
-    QGraphicsItem *item;
-};
-
-#endif // BLUREFFECT_H
diff --git a/examples/effects/customshader/blurpicker.cpp b/examples/effects/customshader/blurpicker.cpp
deleted file mode 100644
index d38d99b..0000000
--- a/examples/effects/customshader/blurpicker.cpp
+++ /dev/null
@@ -1,144 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "blurpicker.h"
-
-#include <QtGui>
-
-#include "blureffect.h"
-#include "customshadereffect.h"
-
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
-BlurPicker::BlurPicker(QWidget *parent): QGraphicsView(parent), m_index(0.0), m_animation(this, "index")
-{
-    setBackgroundBrush(QPixmap(":/images/background.jpg"));
-    setScene(new QGraphicsScene(this));
-
-    setupScene();
-    setIndex(0);
-
-    m_animation.setDuration(400);
-    m_animation.setEasingCurve(QEasingCurve::InOutSine);
-
-    setRenderHint(QPainter::Antialiasing, true);
-    setFrameStyle(QFrame::NoFrame);
-}
-
-qreal BlurPicker::index() const
-{
-    return m_index;
-}
-
-void BlurPicker::setIndex(qreal index)
-{
-    m_index = index;
-
-    qreal baseline = 0;
-    for (int i = 0; i < m_icons.count(); ++i) {
-        QGraphicsItem *icon = m_icons[i];
-        qreal a = ((i + m_index) * 2 * M_PI) / m_icons.count();
-        qreal xs = 170 * sin(a);
-        qreal ys = 100 * cos(a);
-        QPointF pos(xs, ys);
-        pos = QTransform().rotate(-20).map(pos);
-        pos -= QPointF(40, 40);
-        icon->setPos(pos);
-        baseline = qMax(baseline, ys);
-        if (i != 3)
-            static_cast<BlurEffect *>(icon->graphicsEffect())->setBaseLine(baseline);
-    }
-
-    scene()->update();
-}
-
-void BlurPicker::setupScene()
-{
-    scene()->setSceneRect(-200, -120, 400, 240);
-
-    QStringList names;
-    names << ":/images/accessories-calculator.png";
-    names << ":/images/accessories-text-editor.png";
-    names << ":/images/help-browser.png";
-    names << ":/images/internet-group-chat.png";
-    names << ":/images/internet-mail.png";
-    names << ":/images/internet-web-browser.png";
-    names << ":/images/office-calendar.png";
-    names << ":/images/system-users.png";
-
-    for (int i = 0; i < names.count(); i++) {
-        QPixmap pixmap(names[i]);
-        QGraphicsPixmapItem *icon = scene()->addPixmap(pixmap);
-        icon->setZValue(1);
-        if (i == 3)
-            icon->setGraphicsEffect(new CustomShaderEffect());
-        else
-            icon->setGraphicsEffect(new BlurEffect(icon));
-        m_icons << icon;
-    }
-
-    QGraphicsPixmapItem *bg = scene()->addPixmap(QPixmap(":/images/background.jpg"));
-    bg->setZValue(0);
-    bg->setPos(-200, -150);
-}
-
-void BlurPicker::keyPressEvent(QKeyEvent *event)
-{
-    int delta = 0;
-    switch (event->key())
-    {
-    case Qt::Key_Left:
-        delta = -1;
-        break;
-    case  Qt::Key_Right:
-        delta = 1;
-        break;
-    default:
-        break;
-    }
-    if (m_animation.state() == QAbstractAnimation::Stopped && delta) {
-            m_animation.setEndValue(m_index + delta);
-            m_animation.start();
-            event->accept();
-    }
-}
diff --git a/examples/effects/customshader/blurpicker.h b/examples/effects/customshader/blurpicker.h
deleted file mode 100644
index b302db4..0000000
--- a/examples/effects/customshader/blurpicker.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef BLURPICKER_H
-#define BLURPICKER_H
-
-#include <QGraphicsEffect>
-#include <QGraphicsView>
-#include <QPropertyAnimation>
-
-#include "blureffect.h"
-
-class BlurPicker: public QGraphicsView
-{
-    Q_OBJECT
-    Q_PROPERTY(qreal index READ index WRITE setIndex);
-
-public:
-    BlurPicker(QWidget *parent = 0);
-
-    qreal index() const;
-    void setIndex(qreal);
-
-protected:
-    void keyPressEvent(QKeyEvent *event);
-
-private:
-    void setupScene();
-
-private:
-    qreal m_index;
-    QList<QGraphicsItem*> m_icons;
-    QPropertyAnimation m_animation;
-};
-
-#endif // BLURPICKER_H
diff --git a/examples/effects/customshader/blurpicker.qrc b/examples/effects/customshader/blurpicker.qrc
deleted file mode 100644
index e88eaca..0000000
--- a/examples/effects/customshader/blurpicker.qrc
+++ /dev/null
@@ -1,14 +0,0 @@
-<RCC>
-    <qresource prefix="/" >
-        <file>images/background.jpg</file>
-        <file>images/accessories-calculator.png</file>
-        <file>images/accessories-text-editor.png</file>
-        <file>images/help-browser.png</file>
-        <file>images/internet-group-chat.png</file>
-        <file>images/internet-mail.png</file>
-        <file>images/internet-web-browser.png</file>
-        <file>images/office-calendar.png</file>
-        <file>images/system-users.png</file>
-    </qresource>
-</RCC>
-
diff --git a/examples/effects/customshader/customshader.pro b/examples/effects/customshader/customshader.pro
deleted file mode 100644
index 4ce5d2b..0000000
--- a/examples/effects/customshader/customshader.pro
+++ /dev/null
@@ -1,10 +0,0 @@
-SOURCES += main.cpp blurpicker.cpp blureffect.cpp customshadereffect.cpp
-HEADERS += blurpicker.h blureffect.h customshadereffect.h
-RESOURCES += blurpicker.qrc
-QT += opengl
-
-# install
-target.path = $$[QT_INSTALL_EXAMPLES]/effects/customshader
-sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS customshader.pro
-sources.path = $$[QT_INSTALL_EXAMPLES]/effects/customshader
-INSTALLS += target sources
diff --git a/examples/effects/customshader/customshadereffect.cpp b/examples/effects/customshader/customshadereffect.cpp
deleted file mode 100644
index 73bbf4f..0000000
--- a/examples/effects/customshader/customshadereffect.cpp
+++ /dev/null
@@ -1,70 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "customshadereffect.h"
-#include <QGLShaderProgram>
-
-static char const colorizeShaderCode[] =
-    "uniform lowp vec4 effectColor;\n"
-    "mediump vec4 customShader(lowp sampler2D imageTexture, highp vec2 textureCoords) {\n"
-    "    vec4 src = texture2D(imageTexture, textureCoords);\n"
-    "    float gray = dot(src.rgb, vec3(0.212671, 0.715160, 0.072169));\n"
-    "    vec4 colorize = 1.0-((1.0-gray)*(1.0-effectColor));\n"
-    "    return vec4(colorize.rgb * src.a, src.a);\n"
-    "}";
-
-CustomShaderEffect::CustomShaderEffect()
-    : QGraphicsShaderEffect(),
-      color(Qt::red)
-{
-    setPixelShaderFragment(colorizeShaderCode);
-}
-
-void CustomShaderEffect::setEffectColor(const QColor& c)
-{
-    color = c;
-    setUniformsDirty();
-}
-
-void CustomShaderEffect::setUniforms(QGLShaderProgram *program)
-{
-    program->setUniformValue("effectColor", color);
-}
diff --git a/examples/effects/customshader/customshadereffect.h b/examples/effects/customshader/customshadereffect.h
deleted file mode 100644
index 48940db..0000000
--- a/examples/effects/customshader/customshadereffect.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef CUSTOMSHADEREFFECT_H
-#define CUSTOMSHADEREFFECT_H
-
-#include <QGraphicsEffect>
-#include <QtOpenGL/private/qgraphicsshadereffect_p.h>
-#include <QGraphicsItem>
-
-class CustomShaderEffect: public QGraphicsShaderEffect
-{
-public:
-    CustomShaderEffect();
-
-    QColor effectColor() const { return color; }
-    void setEffectColor(const QColor& c);
-
-protected:
-    void setUniforms(QGLShaderProgram *program);
-
-private:
-    QColor color;
-};
-
-#endif // CUSTOMSHADEREFFECT_H
diff --git a/examples/effects/customshader/images/README.txt b/examples/effects/customshader/images/README.txt
deleted file mode 100644
index 0927e17..0000000
--- a/examples/effects/customshader/images/README.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-The background is taken from a public domain photo at:
-http://www.photos8.com/view/computer_board2-800x600.html
-
-All other icons are from the Tango Desktop project:
-http://tango.freedesktop.org/Tango_Desktop_Project
diff --git a/examples/effects/customshader/images/accessories-calculator.png b/examples/effects/customshader/images/accessories-calculator.png
deleted file mode 100644
index 4e7661f..0000000
--- a/examples/effects/customshader/images/accessories-calculator.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/accessories-text-editor.png b/examples/effects/customshader/images/accessories-text-editor.png
deleted file mode 100644
index 33bef0b..0000000
--- a/examples/effects/customshader/images/accessories-text-editor.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/background.jpg b/examples/effects/customshader/images/background.jpg
deleted file mode 100644
index e75b388..0000000
--- a/examples/effects/customshader/images/background.jpg
+++ /dev/null
diff --git a/examples/effects/customshader/images/help-browser.png b/examples/effects/customshader/images/help-browser.png
deleted file mode 100644
index 8ef4fae..0000000
--- a/examples/effects/customshader/images/help-browser.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/internet-group-chat.png b/examples/effects/customshader/images/internet-group-chat.png
deleted file mode 100644
index dd92d93..0000000
--- a/examples/effects/customshader/images/internet-group-chat.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/internet-mail.png b/examples/effects/customshader/images/internet-mail.png
deleted file mode 100644
index 7e6b93b..0000000
--- a/examples/effects/customshader/images/internet-mail.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/internet-web-browser.png b/examples/effects/customshader/images/internet-web-browser.png
deleted file mode 100644
index a979a92..0000000
--- a/examples/effects/customshader/images/internet-web-browser.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/office-calendar.png b/examples/effects/customshader/images/office-calendar.png
deleted file mode 100644
index e095906..0000000
--- a/examples/effects/customshader/images/office-calendar.png
+++ /dev/null
diff --git a/examples/effects/customshader/images/system-users.png b/examples/effects/customshader/images/system-users.png
deleted file mode 100644
index a7f630a..0000000
--- a/examples/effects/customshader/images/system-users.png
+++ /dev/null
diff --git a/examples/effects/customshader/main.cpp b/examples/effects/customshader/main.cpp
deleted file mode 100644
index dfcdcd2..0000000
--- a/examples/effects/customshader/main.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "blurpicker.h"
-#include <QApplication>
-
-int main(int argc, char **argv)
-{
-    QApplication app(argc, argv);
-
-    BlurPicker blurPicker;
-    blurPicker.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Application Picker"));
-    blurPicker.setFixedSize(400, 300);
-    blurPicker.show();
-
-    return app.exec();
-}
diff --git a/examples/graphicsview/diagramscene/diagramscene.cpp b/examples/graphicsview/diagramscene/diagramscene.cpp
index ad7dbdf..a4f1d78 100644
--- a/examples/graphicsview/diagramscene/diagramscene.cpp
+++ b/examples/graphicsview/diagramscene/diagramscene.cpp
@@ -163,10 +163,10 @@ void DiagramScene::mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent)
             textItem->setFont(myFont);
             textItem->setTextInteractionFlags(Qt::TextEditorInteraction);
             textItem->setZValue(1000.0);
-            connect(textItem, SIGNAL(lostFocus(DiagramTextItem *)),
-                    this, SLOT(editorLostFocus(DiagramTextItem *)));
-            connect(textItem, SIGNAL(selectedChange(QGraphicsItem *)),
-                    this, SIGNAL(itemSelected(QGraphicsItem *)));
+            connect(textItem, SIGNAL(lostFocus(DiagramTextItem*)),
+                    this, SLOT(editorLostFocus(DiagramTextItem*)));
+            connect(textItem, SIGNAL(selectedChange(QGraphicsItem*)),
+                    this, SIGNAL(itemSelected(QGraphicsItem*)));
             addItem(textItem);
             textItem->setDefaultTextColor(myTextColor);
             textItem->setPos(mouseEvent->scenePos());
diff --git a/examples/graphicsview/diagramscene/mainwindow.cpp b/examples/graphicsview/diagramscene/mainwindow.cpp
index 868a3eb..d4edcc4 100644
--- a/examples/graphicsview/diagramscene/mainwindow.cpp
+++ b/examples/graphicsview/diagramscene/mainwindow.cpp
@@ -58,12 +58,12 @@ MainWindow::MainWindow()
 
     scene = new DiagramScene(itemMenu);
     scene->setSceneRect(QRectF(0, 0, 5000, 5000));
-    connect(scene, SIGNAL(itemInserted(DiagramItem *)),
-            this, SLOT(itemInserted(DiagramItem *)));
-    connect(scene, SIGNAL(textInserted(QGraphicsTextItem *)),
-        this, SLOT(textInserted(QGraphicsTextItem *)));
-    connect(scene, SIGNAL(itemSelected(QGraphicsItem *)),
-        this, SLOT(itemSelected(QGraphicsItem *)));
+    connect(scene, SIGNAL(itemInserted(DiagramItem*)),
+            this, SLOT(itemInserted(DiagramItem*)));
+    connect(scene, SIGNAL(textInserted(QGraphicsTextItem*)),
+        this, SLOT(textInserted(QGraphicsTextItem*)));
+    connect(scene, SIGNAL(itemSelected(QGraphicsItem*)),
+        this, SLOT(itemSelected(QGraphicsItem*)));
     createToolbars();
 
     QHBoxLayout *layout = new QHBoxLayout;
@@ -347,8 +347,8 @@ void MainWindow::createToolBox()
     itemWidget->setLayout(layout);
 
     backgroundButtonGroup = new QButtonGroup;
-    connect(backgroundButtonGroup, SIGNAL(buttonClicked(QAbstractButton *)),
-            this, SLOT(backgroundButtonGroupClicked(QAbstractButton *)));
+    connect(backgroundButtonGroup, SIGNAL(buttonClicked(QAbstractButton*)),
+            this, SLOT(backgroundButtonGroupClicked(QAbstractButton*)));
 
     QGridLayout *backgroundLayout = new QGridLayout;
     backgroundLayout->addWidget(createBackgroundCellWidget(tr("Blue Grid"),
@@ -462,8 +462,8 @@ void MainWindow::createToolbars()
 
     fontCombo = new QFontComboBox();
     fontSizeCombo = new QComboBox();
-    connect(fontCombo, SIGNAL(currentFontChanged(const QFont &)),
-            this, SLOT(currentFontChanged(const QFont &)));
+    connect(fontCombo, SIGNAL(currentFontChanged(QFont)),
+            this, SLOT(currentFontChanged(QFont)));
 
     fontSizeCombo = new QComboBox;
     fontSizeCombo->setEditable(true);
@@ -471,8 +471,8 @@ void MainWindow::createToolbars()
         fontSizeCombo->addItem(QString().setNum(i));
     QIntValidator *validator = new QIntValidator(2, 64, this);
     fontSizeCombo->setValidator(validator);
-    connect(fontSizeCombo, SIGNAL(currentIndexChanged(const QString &)),
-            this, SLOT(fontSizeChanged(const QString &)));
+    connect(fontSizeCombo, SIGNAL(currentIndexChanged(QString)),
+            this, SLOT(fontSizeChanged(QString)));
 
     fontColorToolButton = new QToolButton;
     fontColorToolButton->setPopupMode(QToolButton::MenuButtonPopup);
@@ -539,8 +539,8 @@ void MainWindow::createToolbars()
     scales << tr("50%") << tr("75%") << tr("100%") << tr("125%") << tr("150%");
     sceneScaleCombo->addItems(scales);
     sceneScaleCombo->setCurrentIndex(2);
-    connect(sceneScaleCombo, SIGNAL(currentIndexChanged(const QString &)),
-            this, SLOT(sceneScaleChanged(const QString &)));
+    connect(sceneScaleCombo, SIGNAL(currentIndexChanged(QString)),
+            this, SLOT(sceneScaleChanged(QString)));
 
     pointerToolbar = addToolBar(tr("Pointer type"));
     pointerToolbar->addWidget(pointerButton);
diff --git a/examples/graphicsview/portedasteroids/toplevel.cpp b/examples/graphicsview/portedasteroids/toplevel.cpp
index c51ecca..c2b5904 100644
--- a/examples/graphicsview/portedasteroids/toplevel.cpp
+++ b/examples/graphicsview/portedasteroids/toplevel.cpp
@@ -129,10 +129,10 @@ KAstTopLevel::KAstTopLevel( QWidget *parent, const char *name )
 
     view = new KAsteroidsView( mainWin );
     view->setFocusPolicy( Qt::StrongFocus );
-    connect( view, SIGNAL( shipKilled() ), SLOT( slotShipKilled() ) );
-    connect( view, SIGNAL( rockHit(int) ), SLOT( slotRockHit(int) ) );
-    connect( view, SIGNAL( rocksRemoved() ), SLOT( slotRocksRemoved() ) );
-    connect( view, SIGNAL( updateVitals() ), SLOT( slotUpdateVitals() ) );
+    connect( view, SIGNAL(shipKilled()), SLOT(slotShipKilled()) );
+    connect( view, SIGNAL(rockHit(int)), SLOT(slotRockHit(int)) );
+    connect( view, SIGNAL(rocksRemoved()), SLOT(slotRocksRemoved()) );
+    connect( view, SIGNAL(updateVitals()), SLOT(slotUpdateVitals()) );
 
     Q3VBoxLayout *vb = new Q3VBoxLayout( mainWin );
     Q3HBoxLayout *hb = new Q3HBoxLayout;
diff --git a/examples/help/contextsensitivehelp/wateringconfigdialog.cpp b/examples/help/contextsensitivehelp/wateringconfigdialog.cpp
index 15a0b29..a09409a 100644
--- a/examples/help/contextsensitivehelp/wateringconfigdialog.cpp
+++ b/examples/help/contextsensitivehelp/wateringconfigdialog.cpp
@@ -54,8 +54,8 @@ WateringConfigDialog::WateringConfigDialog()
     m_widgetInfo.insert(m_ui.sourceComboBox, tr("water source"));
     m_widgetInfo.insert(m_ui.filterCheckBox, tr("water filtering"));
 
-    connect(qApp, SIGNAL(focusChanged(QWidget*, QWidget*)),
-        this, SLOT(focusChanged(QWidget*, QWidget*)));
+    connect(qApp, SIGNAL(focusChanged(QWidget*,QWidget*)),
+        this, SLOT(focusChanged(QWidget*,QWidget*)));
 }
 
 void WateringConfigDialog::focusChanged(QWidget *, QWidget *now)
diff --git a/examples/help/remotecontrol/remotecontrol.cpp b/examples/help/remotecontrol/remotecontrol.cpp
index adb92d0..84f81df 100644
--- a/examples/help/remotecontrol/remotecontrol.cpp
+++ b/examples/help/remotecontrol/remotecontrol.cpp
@@ -68,7 +68,7 @@ RemoteControl::RemoteControl(QWidget *parent, Qt::WFlags flags)
     ui.startUrlLineEdit->setText(rc);
 
     process = new QProcess(this);
-    connect(process, SIGNAL(finished(int, QProcess::ExitStatus)),
+    connect(process, SIGNAL(finished(int,QProcess::ExitStatus)),
         this, SLOT(helpViewerClosed()));
 }
 
diff --git a/examples/help/simpletextviewer/findfiledialog.cpp b/examples/help/simpletextviewer/findfiledialog.cpp
index b1ac448..fd5d2a6 100644
--- a/examples/help/simpletextviewer/findfiledialog.cpp
+++ b/examples/help/simpletextviewer/findfiledialog.cpp
@@ -177,9 +177,9 @@ void FindFileDialog::createComboBoxes()
     directoryComboBox->setSizePolicy(QSizePolicy::Expanding,
                                      QSizePolicy::Preferred);
 
-    connect(fileNameComboBox, SIGNAL(editTextChanged(const QString &)),
+    connect(fileNameComboBox, SIGNAL(editTextChanged(QString)),
             this, SLOT(update()));
-    connect(directoryComboBox, SIGNAL(currentIndexChanged(const QString &)),
+    connect(directoryComboBox, SIGNAL(currentIndexChanged(QString)),
             this, SLOT(update()));
 }
 
@@ -191,8 +191,8 @@ void FindFileDialog::createFilesTree()
     foundFilesTree->setRootIsDecorated(false);
     foundFilesTree->setSelectionMode(QAbstractItemView::SingleSelection);
 
-    connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem *, int)),
-            this, SLOT(openFile(QTreeWidgetItem *)));
+    connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem*,int)),
+            this, SLOT(openFile(QTreeWidgetItem*)));
 }
 
 void FindFileDialog::createLabels()
diff --git a/examples/ipc/localfortuneclient/client.cpp b/examples/ipc/localfortuneclient/client.cpp
index 803ec3d..9262fbe 100644
--- a/examples/ipc/localfortuneclient/client.cpp
+++ b/examples/ipc/localfortuneclient/client.cpp
@@ -66,7 +66,7 @@ Client::Client(QWidget *parent)
 
     socket = new QLocalSocket(this);
 
-    connect(hostLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(hostLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableGetFortuneButton()));
     connect(getFortuneButton, SIGNAL(clicked()),
             this, SLOT(requestNewFortune()));
diff --git a/examples/itemviews/addressbook/addresswidget.cpp b/examples/itemviews/addressbook/addresswidget.cpp
index e7e8a9c..741fc0b 100644
--- a/examples/itemviews/addressbook/addresswidget.cpp
+++ b/examples/itemviews/addressbook/addresswidget.cpp
@@ -49,8 +49,8 @@ AddressWidget::AddressWidget(QWidget *parent)
 {
     table = new TableModel(this);
     newAddressTab = new NewAddressTab(this);
-    connect(newAddressTab, SIGNAL(sendDetails(QString, QString)),
-        this, SLOT(addEntry(QString, QString))); 
+    connect(newAddressTab, SIGNAL(sendDetails(QString,QString)),
+        this, SLOT(addEntry(QString,QString))); 
 
     addTab(newAddressTab, "Address Book");    
 
@@ -186,8 +186,8 @@ void AddressWidget::setupTabs()
         proxyModel->sort(0, Qt::AscendingOrder);
     
         connect(tableView->selectionModel(),
-            SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
-            this, SIGNAL(selectionChanged(const QItemSelection &)));
+            SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
+            this, SIGNAL(selectionChanged(QItemSelection)));
 
         addTab(tableView, str);
     }
diff --git a/examples/itemviews/addressbook/mainwindow.cpp b/examples/itemviews/addressbook/mainwindow.cpp
index 278786d..fb0ba5a 100644
--- a/examples/itemviews/addressbook/mainwindow.cpp
+++ b/examples/itemviews/addressbook/mainwindow.cpp
@@ -97,8 +97,8 @@ void MainWindow::createMenus()
     connect(removeAct, SIGNAL(triggered()),
         addressWidget, SLOT(removeEntry()));
 
-    connect(addressWidget, SIGNAL(selectionChanged(const QItemSelection &)),
-        this, SLOT(updateActions(const QItemSelection &)));
+    connect(addressWidget, SIGNAL(selectionChanged(QItemSelection)),
+        this, SLOT(updateActions(QItemSelection)));
 }
 //! [1b]
 
diff --git a/examples/itemviews/basicsortfiltermodel/window.cpp b/examples/itemviews/basicsortfiltermodel/window.cpp
index b090896..cd0b52c 100644
--- a/examples/itemviews/basicsortfiltermodel/window.cpp
+++ b/examples/itemviews/basicsortfiltermodel/window.cpp
@@ -82,7 +82,7 @@ Window::Window()
     filterColumnLabel = new QLabel(tr("Filter &column:"));
     filterColumnLabel->setBuddy(filterColumnComboBox);
 
-    connect(filterPatternLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(filterPatternLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(filterRegExpChanged()));
     connect(filterSyntaxComboBox, SIGNAL(currentIndexChanged(int)),
             this, SLOT(filterRegExpChanged()));
diff --git a/examples/itemviews/customsortfiltermodel/window.cpp b/examples/itemviews/customsortfiltermodel/window.cpp
index 290314a..78f8f81 100644
--- a/examples/itemviews/customsortfiltermodel/window.cpp
+++ b/examples/itemviews/customsortfiltermodel/window.cpp
@@ -89,15 +89,15 @@ Window::Window()
     toLabel = new QLabel(tr("&To:"));
     toLabel->setBuddy(toDateEdit);
 
-    connect(filterPatternLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(filterPatternLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(textFilterChanged()));
     connect(filterSyntaxComboBox, SIGNAL(currentIndexChanged(int)),
             this, SLOT(textFilterChanged()));
     connect(filterCaseSensitivityCheckBox, SIGNAL(toggled(bool)),
             this, SLOT(textFilterChanged()));
-    connect(fromDateEdit, SIGNAL(dateChanged(const QDate &)),
+    connect(fromDateEdit, SIGNAL(dateChanged(QDate)),
             this, SLOT(dateFilterChanged()));
-    connect(toDateEdit, SIGNAL(dateChanged(const QDate &)),
+    connect(toDateEdit, SIGNAL(dateChanged(QDate)),
 //! [3] //! [4]
             this, SLOT(dateFilterChanged()));
 //! [4]
diff --git a/examples/itemviews/fetchmore/window.cpp b/examples/itemviews/fetchmore/window.cpp
index bf01664..327754d 100644
--- a/examples/itemviews/fetchmore/window.cpp
+++ b/examples/itemviews/fetchmore/window.cpp
@@ -59,9 +59,9 @@ Window::Window(QWidget *parent)
     logViewer = new QTextBrowser;
     logViewer->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
 
-    connect(lineEdit, SIGNAL(textChanged(const QString &)),
-            model, SLOT(setDirPath(const QString &)));
-    connect(lineEdit, SIGNAL(textChanged(const QString &)),
+    connect(lineEdit, SIGNAL(textChanged(QString)),
+            model, SLOT(setDirPath(QString)));
+    connect(lineEdit, SIGNAL(textChanged(QString)),
             logViewer, SLOT(clear()));
     connect(model, SIGNAL(numberPopulated(int)),
             this, SLOT(updateLog(int)));
diff --git a/examples/itemviews/frozencolumn/freezetablewidget.cpp b/examples/itemviews/frozencolumn/freezetablewidget.cpp
index 1031527..ee50ae1 100644
--- a/examples/itemviews/frozencolumn/freezetablewidget.cpp
+++ b/examples/itemviews/frozencolumn/freezetablewidget.cpp
@@ -52,10 +52,10 @@ FreezeTableWidget::FreezeTableWidget(QAbstractItemModel * model)
       init();
 
       //connect the headers and scrollbars of both tableviews together
-      connect(horizontalHeader(),SIGNAL(sectionResized ( int ,int,int )), this,
-              SLOT(updateSectionWidth(int, int, int)));
-      connect(verticalHeader(),SIGNAL(sectionResized ( int ,int,int )), this,
-              SLOT(updateSectionHeight(int, int, int)));
+      connect(horizontalHeader(),SIGNAL(sectionResized(int,int,int)), this,
+              SLOT(updateSectionWidth(int,int,int)));
+      connect(verticalHeader(),SIGNAL(sectionResized(int,int,int)), this,
+              SLOT(updateSectionHeight(int,int,int)));
 
       connect(frozenTableView->verticalScrollBar(), SIGNAL(valueChanged(int)),
               verticalScrollBar(), SLOT(setValue(int)));
diff --git a/examples/mainwindows/dockwidgets/mainwindow.cpp b/examples/mainwindows/dockwidgets/mainwindow.cpp
index 01b8026..a50ff68 100644
--- a/examples/mainwindows/dockwidgets/mainwindow.cpp
+++ b/examples/mainwindows/dockwidgets/mainwindow.cpp
@@ -335,9 +335,9 @@ void MainWindow::createDockWindows()
     addDockWidget(Qt::RightDockWidgetArea, dock);
     viewMenu->addAction(dock->toggleViewAction());
 
-    connect(customerList, SIGNAL(currentTextChanged(const QString &)),
-            this, SLOT(insertCustomer(const QString &)));
-    connect(paragraphsList, SIGNAL(currentTextChanged(const QString &)),
-            this, SLOT(addParagraph(const QString &)));
+    connect(customerList, SIGNAL(currentTextChanged(QString)),
+            this, SLOT(insertCustomer(QString)));
+    connect(paragraphsList, SIGNAL(currentTextChanged(QString)),
+            this, SLOT(addParagraph(QString)));
 }
 //! [9]
diff --git a/examples/mainwindows/mdi/mainwindow.cpp b/examples/mainwindows/mdi/mainwindow.cpp
index edb33b7..5f0aa06 100644
--- a/examples/mainwindows/mdi/mainwindow.cpp
+++ b/examples/mainwindows/mdi/mainwindow.cpp
@@ -50,11 +50,11 @@ MainWindow::MainWindow()
     mdiArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
     mdiArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
     setCentralWidget(mdiArea);
-    connect(mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow *)),
+    connect(mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow*)),
             this, SLOT(updateMenus()));
     windowMapper = new QSignalMapper(this);
-    connect(windowMapper, SIGNAL(mapped(QWidget *)),
-            this, SLOT(setActiveSubWindow(QWidget *)));
+    connect(windowMapper, SIGNAL(mapped(QWidget*)),
+            this, SLOT(setActiveSubWindow(QWidget*)));
 
     createActions();
     createMenus();
diff --git a/examples/network/blockingfortuneclient/blockingclient.cpp b/examples/network/blockingfortuneclient/blockingclient.cpp
index a3d7c23..441b6f7 100644
--- a/examples/network/blockingfortuneclient/blockingclient.cpp
+++ b/examples/network/blockingfortuneclient/blockingclient.cpp
@@ -85,19 +85,19 @@ BlockingClient::BlockingClient(QWidget *parent)
     buttonBox->addButton(getFortuneButton, QDialogButtonBox::ActionRole);
     buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
 
-    connect(hostLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(hostLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableGetFortuneButton()));
-    connect(portLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(portLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableGetFortuneButton()));
     connect(getFortuneButton, SIGNAL(clicked()),
             this, SLOT(requestNewFortune()));
     connect(quitButton, SIGNAL(clicked()), this, SLOT(close()));
 //! [0]
-    connect(&thread, SIGNAL(newFortune(const QString &)),
-            this, SLOT(showFortune(const QString &)));
+    connect(&thread, SIGNAL(newFortune(QString)),
+            this, SLOT(showFortune(QString)));
 //! [0] //! [1]
-    connect(&thread, SIGNAL(error(int, const QString &)),
-            this, SLOT(displayError(int, const QString &)));
+    connect(&thread, SIGNAL(error(int,QString)),
+            this, SLOT(displayError(int,QString)));
 //! [1]
 
     QGridLayout *mainLayout = new QGridLayout;
diff --git a/examples/network/fortuneclient/client.cpp b/examples/network/fortuneclient/client.cpp
index e043f78..f870c0e 100644
--- a/examples/network/fortuneclient/client.cpp
+++ b/examples/network/fortuneclient/client.cpp
@@ -95,9 +95,9 @@ Client::Client(QWidget *parent)
     tcpSocket = new QTcpSocket(this);
 //! [1]
 
-    connect(hostLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(hostLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableGetFortuneButton()));
-    connect(portLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(portLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableGetFortuneButton()));
     connect(getFortuneButton, SIGNAL(clicked()),
             this, SLOT(requestNewFortune()));
diff --git a/examples/network/googlesuggest/googlesuggest.cpp b/examples/network/googlesuggest/googlesuggest.cpp
index a1075ec..e9746b5 100644
--- a/examples/network/googlesuggest/googlesuggest.cpp
+++ b/examples/network/googlesuggest/googlesuggest.cpp
@@ -66,7 +66,7 @@ GSuggestCompletion::GSuggestCompletion(QLineEdit *parent): QObject(parent), edit
 
     popup->installEventFilter(this);
 
-    connect(popup, SIGNAL(itemClicked(QTreeWidgetItem*, int)),
+    connect(popup, SIGNAL(itemClicked(QTreeWidgetItem*,int)),
             SLOT(doneCompletion()));
 
     timer = new QTimer(this);
diff --git a/examples/network/http/httpwindow.cpp b/examples/network/http/httpwindow.cpp
index d7b4b8c..b0139ef 100644
--- a/examples/network/http/httpwindow.cpp
+++ b/examples/network/http/httpwindow.cpp
@@ -72,19 +72,19 @@ HttpWindow::HttpWindow(QWidget *parent)
 
     http = new QHttp(this);
 
-    connect(urlLineEdit, SIGNAL(textChanged(const QString &)),
+    connect(urlLineEdit, SIGNAL(textChanged(QString)),
             this, SLOT(enableDownloadButton()));
-    connect(http, SIGNAL(requestFinished(int, bool)),
-            this, SLOT(httpRequestFinished(int, bool)));
-    connect(http, SIGNAL(dataReadProgress(int, int)),
-            this, SLOT(updateDataReadProgress(int, int)));
-    connect(http, SIGNAL(responseHeaderReceived(const QHttpResponseHeader &)),
-            this, SLOT(readResponseHeader(const QHttpResponseHeader &)));
-    connect(http, SIGNAL(authenticationRequired(const QString &, quint16, QAuthenticator *)),
-            this, SLOT(slotAuthenticationRequired(const QString &, quint16, QAuthenticator *)));
+    connect(http, SIGNAL(requestFinished(int,bool)),
+            this, SLOT(httpRequestFinished(int,bool)));
+    connect(http, SIGNAL(dataReadProgress(int,int)),
+            this, SLOT(updateDataReadProgress(int,int)));
+    connect(http, SIGNAL(responseHeaderReceived(QHttpResponseHeader)),
+            this, SLOT(readResponseHeader(QHttpResponseHeader)));
+    connect(http, SIGNAL(authenticationRequired(QString,quint16,QAuthenticator*)),
+            this, SLOT(slotAuthenticationRequired(QString,quint16,QAuthenticator*)));
 #ifndef QT_NO_OPENSSL
-    connect(http, SIGNAL(sslErrors(const QList<QSslError> &)),
-            this, SLOT(sslErrors(const QList<QSslError> &)));
+    connect(http, SIGNAL(sslErrors(QList<QSslError>)),
+            this, SLOT(sslErrors(QList<QSslError>)));
 #endif
     connect(progressDialog, SIGNAL(canceled()), this, SLOT(cancelDownload()));
     connect(downloadButton, SIGNAL(clicked()), this, SLOT(downloadFile()));
diff --git a/examples/network/network-chat/chatdialog.cpp b/examples/network/network-chat/chatdialog.cpp
index 4406844..2dbfd0e 100644
--- a/examples/network/network-chat/chatdialog.cpp
+++ b/examples/network/network-chat/chatdialog.cpp
@@ -58,12 +58,12 @@ ChatDialog::ChatDialog(QWidget *parent)
     connect(sendButton, SIGNAL(clicked()), this, SLOT(returnPressed()));
 #endif
     connect(lineEdit, SIGNAL(returnPressed()), this, SLOT(returnPressed()));
-    connect(&client, SIGNAL(newMessage(const QString &, const QString &)),
-            this, SLOT(appendMessage(const QString &, const QString &)));
-    connect(&client, SIGNAL(newParticipant(const QString &)),
-            this, SLOT(newParticipant(const QString &)));
-    connect(&client, SIGNAL(participantLeft(const QString &)),
-            this, SLOT(participantLeft(const QString &)));
+    connect(&client, SIGNAL(newMessage(QString,QString)),
+            this, SLOT(appendMessage(QString,QString)));
+    connect(&client, SIGNAL(newParticipant(QString)),
+            this, SLOT(newParticipant(QString)));
+    connect(&client, SIGNAL(participantLeft(QString)),
+            this, SLOT(participantLeft(QString)));
 
     myNickName = client.nickName();
     newParticipant(myNickName);
diff --git a/examples/network/network-chat/client.cpp b/examples/network/network-chat/client.cpp
index f1d4ced..58d74fb 100644
--- a/examples/network/network-chat/client.cpp
+++ b/examples/network/network-chat/client.cpp
@@ -51,10 +51,10 @@ Client::Client()
     peerManager->setServerPort(server.serverPort());
     peerManager->startBroadcasting();
 
-    QObject::connect(peerManager, SIGNAL(newConnection(Connection *)),
-                     this, SLOT(newConnection(Connection *)));
-    QObject::connect(&server, SIGNAL(newConnection(Connection *)),
-                     this, SLOT(newConnection(Connection *)));
+    QObject::connect(peerManager, SIGNAL(newConnection(Connection*)),
+                     this, SLOT(newConnection(Connection*)));
+    QObject::connect(&server, SIGNAL(newConnection(Connection*)),
+                     this, SLOT(newConnection(Connection*)));
 }
 
 void Client::sendMessage(const QString &message)
@@ -107,8 +107,8 @@ void Client::readyForUse()
                                      connection->peerPort()))
         return;
 
-    connect(connection, SIGNAL(newMessage(const QString &, const QString &)),
-            this, SIGNAL(newMessage(const QString &, const QString &)));
+    connect(connection, SIGNAL(newMessage(QString,QString)),
+            this, SIGNAL(newMessage(QString,QString)));
 
     peers.insert(connection->peerAddress(), connection);
     QString nick = connection->name();
diff --git a/examples/network/qftp/ftpwindow.cpp b/examples/network/qftp/ftpwindow.cpp
index f3fc52b..493b440 100644
--- a/examples/network/qftp/ftpwindow.cpp
+++ b/examples/network/qftp/ftpwindow.cpp
@@ -85,9 +85,9 @@ FtpWindow::FtpWindow(QWidget *parent)
 
     progressDialog = new QProgressDialog(this);
 
-    connect(fileList, SIGNAL(itemActivated(QTreeWidgetItem *, int)),
-            this, SLOT(processItem(QTreeWidgetItem *, int)));
-    connect(fileList, SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
+    connect(fileList, SIGNAL(itemActivated(QTreeWidgetItem*,int)),
+            this, SLOT(processItem(QTreeWidgetItem*,int)));
+    connect(fileList, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)),
             this, SLOT(enableDownloadButton()));
     connect(progressDialog, SIGNAL(canceled()), this, SLOT(cancelDownload()));
     connect(connectButton, SIGNAL(clicked()), this, SLOT(connectOrDisconnect()));
@@ -163,12 +163,12 @@ void FtpWindow::connectOrDisconnect()
 
 //![1]
     ftp = new QFtp(this);
-    connect(ftp, SIGNAL(commandFinished(int, bool)),
-            this, SLOT(ftpCommandFinished(int, bool)));
-    connect(ftp, SIGNAL(listInfo(const QUrlInfo &)),
-            this, SLOT(addToList(const QUrlInfo &)));
-    connect(ftp, SIGNAL(dataTransferProgress(qint64, qint64)),
-            this, SLOT(updateDataTransferProgress(qint64, qint64)));
+    connect(ftp, SIGNAL(commandFinished(int,bool)),
+            this, SLOT(ftpCommandFinished(int,bool)));
+    connect(ftp, SIGNAL(listInfo(QUrlInfo)),
+            this, SLOT(addToList(QUrlInfo)));
+    connect(ftp, SIGNAL(dataTransferProgress(qint64,qint64)),
+            this, SLOT(updateDataTransferProgress(qint64,qint64)));
 
     fileList->clear();
     currentPath.clear();
diff --git a/examples/network/torrent/addtorrentdialog.cpp b/examples/network/torrent/addtorrentdialog.cpp
index ce7c402..da9f24c 100644
--- a/examples/network/torrent/addtorrentdialog.cpp
+++ b/examples/network/torrent/addtorrentdialog.cpp
@@ -70,8 +70,8 @@ AddTorrentDialog::AddTorrentDialog(QWidget *parent)
             this, SLOT(selectTorrent()));
     connect(ui.browseDestination, SIGNAL(clicked()),
             this, SLOT(selectDestination()));
-    connect(ui.torrentFile, SIGNAL(textChanged(const QString &)),
-            this, SLOT(setTorrent(const QString &)));
+    connect(ui.torrentFile, SIGNAL(textChanged(QString)),
+            this, SLOT(setTorrent(QString)));
 
     ui.destinationFolder->setText(destinationDirectory = QDir::current().path());
     ui.torrentFile->setFocus();
diff --git a/examples/network/torrent/mainwindow.cpp b/examples/network/torrent/mainwindow.cpp
index f38682e..4c35d93 100644
--- a/examples/network/torrent/mainwindow.cpp
+++ b/examples/network/torrent/mainwindow.cpp
@@ -175,8 +175,8 @@ MainWindow::MainWindow(QWidget *parent)
     // Set up connections
     connect(torrentView, SIGNAL(itemSelectionChanged()),
             this, SLOT(setActionsEnabled()));
-    connect(torrentView, SIGNAL(fileDropped(const QString &)),
-            this, SLOT(acceptFileDrop(const QString &)));
+    connect(torrentView, SIGNAL(fileDropped(QString)),
+            this, SLOT(acceptFileDrop(QString)));
     connect(uploadLimitSlider, SIGNAL(valueChanged(int)),
             this, SLOT(setUploadLimit(int)));
     connect(downloadLimitSlider, SIGNAL(valueChanged(int)),
diff --git a/examples/network/torrent/torrentclient.cpp b/examples/network/torrent/torrentclient.cpp
index 5eaab10..62c1a13 100644
--- a/examples/network/torrent/torrentclient.cpp
+++ b/examples/network/torrent/torrentclient.cpp
@@ -225,20 +225,20 @@ TorrentClient::TorrentClient(QObject *parent)
     : QObject(parent), d(new TorrentClientPrivate(this))
 {
     // Connect the file manager
-    connect(&d->fileManager, SIGNAL(dataRead(int, int, int, const QByteArray &)),
-            this, SLOT(sendToPeer(int, int, int, const QByteArray &)));
+    connect(&d->fileManager, SIGNAL(dataRead(int,int,int,QByteArray)),
+            this, SLOT(sendToPeer(int,int,int,QByteArray)));
     connect(&d->fileManager, SIGNAL(verificationProgress(int)),
             this, SLOT(updateProgress(int)));
     connect(&d->fileManager, SIGNAL(verificationDone()),
             this, SLOT(fullVerificationDone()));
-    connect(&d->fileManager, SIGNAL(pieceVerified(int, bool)),
-            this, SLOT(pieceVerified(int, bool)));
+    connect(&d->fileManager, SIGNAL(pieceVerified(int,bool)),
+            this, SLOT(pieceVerified(int,bool)));
     connect(&d->fileManager, SIGNAL(error()),
             this, SLOT(handleFileError()));
 
     // Connect the tracker client
-    connect(&d->trackerClient, SIGNAL(peerListUpdated(const QList<TorrentPeer> &)),
-            this, SLOT(addToPeerList(const QList<TorrentPeer> &)));
+    connect(&d->trackerClient, SIGNAL(peerListUpdated(QList<TorrentPeer>)),
+            this, SLOT(addToPeerList(QList<TorrentPeer>)));
     connect(&d->trackerClient, SIGNAL(stopped()),
             this, SIGNAL(stopped()));
 }
@@ -836,12 +836,12 @@ void TorrentClient::initializeConnection(PeerWireClient *client)
             this, SLOT(removeClient()));
     connect(client, SIGNAL(error(QAbstractSocket::SocketError)),
             this, SLOT(removeClient()));
-    connect(client, SIGNAL(piecesAvailable(const QBitArray &)),
-            this, SLOT(peerPiecesAvailable(const QBitArray &)));
-    connect(client, SIGNAL(blockRequested(int, int, int)),
-            this, SLOT(peerRequestsBlock(int, int, int)));
-    connect(client, SIGNAL(blockReceived(int, int, const QByteArray &)),
-            this, SLOT(blockReceived(int, int, const QByteArray &)));
+    connect(client, SIGNAL(piecesAvailable(QBitArray)),
+            this, SLOT(peerPiecesAvailable(QBitArray)));
+    connect(client, SIGNAL(blockRequested(int,int,int)),
+            this, SLOT(peerRequestsBlock(int,int,int)));
+    connect(client, SIGNAL(blockReceived(int,int,QByteArray)),
+            this, SLOT(blockReceived(int,int,QByteArray)));
     connect(client, SIGNAL(choked()),
             this, SLOT(peerChoked()));
     connect(client, SIGNAL(unchoked()),
diff --git a/examples/network/torrent/torrentserver.cpp b/examples/network/torrent/torrentserver.cpp
index a7955c8..e9ae234 100644
--- a/examples/network/torrent/torrentserver.cpp
+++ b/examples/network/torrent/torrentserver.cpp
@@ -69,8 +69,8 @@ void TorrentServer::incomingConnection(int socketDescriptor)
 
     if (client->setSocketDescriptor(socketDescriptor)) {
         if (ConnectionManager::instance()->canAddConnection() && !clients.isEmpty()) {
-            connect(client, SIGNAL(infoHashReceived(const QByteArray &)),
-                    this, SLOT(processInfoHash(const QByteArray &)));
+            connect(client, SIGNAL(infoHashReceived(QByteArray)),
+                    this, SLOT(processInfoHash(QByteArray)));
             connect(client, SIGNAL(error(QAbstractSocket::SocketError)),
                     this, SLOT(removeClient()));
             RateController::instance()->addSocket(client);
diff --git a/examples/painting/fontsampler/mainwindow.cpp b/examples/painting/fontsampler/mainwindow.cpp
index 9ef4ad3..4f83ba9 100644
--- a/examples/painting/fontsampler/mainwindow.cpp
+++ b/examples/painting/fontsampler/mainwindow.cpp
@@ -53,10 +53,10 @@ MainWindow::MainWindow(QWidget *parent)
     setupFontTree();
 
     connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
-    connect(fontTree, SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
-            this, SLOT(showFont(QTreeWidgetItem *)));
-    connect(fontTree, SIGNAL(itemChanged(QTreeWidgetItem *, int)),
-            this, SLOT(updateStyles(QTreeWidgetItem *, int)));
+    connect(fontTree, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)),
+            this, SLOT(showFont(QTreeWidgetItem*)));
+    connect(fontTree, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
+            this, SLOT(updateStyles(QTreeWidgetItem*,int)));
 
     fontTree->setItemSelected(fontTree->topLevelItem(0), true);
     showFont(fontTree->topLevelItem(0));
@@ -279,8 +279,8 @@ void MainWindow::on_printPreviewAction_triggered()
 
     QPrinter printer(QPrinter::HighResolution);
     QPrintPreviewDialog preview(&printer, this);
-    connect(&preview, SIGNAL(paintRequested(QPrinter *)),
-            this, SLOT(printDocument(QPrinter *)));
+    connect(&preview, SIGNAL(paintRequested(QPrinter*)),
+            this, SLOT(printDocument(QPrinter*)));
     preview.exec();
 }
 
diff --git a/examples/painting/svgviewer/mainwindow.cpp b/examples/painting/svgviewer/mainwindow.cpp
index c204de3..6bef5ce 100644
--- a/examples/painting/svgviewer/mainwindow.cpp
+++ b/examples/painting/svgviewer/mainwindow.cpp
@@ -103,8 +103,8 @@ MainWindow::MainWindow()
 
     connect(openAction, SIGNAL(triggered()), this, SLOT(openFile()));
     connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
-    connect(rendererGroup, SIGNAL(triggered(QAction *)),
-            this, SLOT(setRenderer(QAction *)));
+    connect(rendererGroup, SIGNAL(triggered(QAction*)),
+            this, SLOT(setRenderer(QAction*)));
 
     setCentralWidget(m_view);
     setWindowTitle(tr("SVG Viewer"));
diff --git a/examples/phonon/qmusicplayer/mainwindow.cpp b/examples/phonon/qmusicplayer/mainwindow.cpp
index 787ae53..bc1fa1b 100644
--- a/examples/phonon/qmusicplayer/mainwindow.cpp
+++ b/examples/phonon/qmusicplayer/mainwindow.cpp
@@ -54,12 +54,12 @@ MainWindow::MainWindow()
 //![0]
 //![2]
     connect(mediaObject, SIGNAL(tick(qint64)), this, SLOT(tick(qint64)));
-    connect(mediaObject, SIGNAL(stateChanged(Phonon::State, Phonon::State)),
-            this, SLOT(stateChanged(Phonon::State, Phonon::State)));
+    connect(mediaObject, SIGNAL(stateChanged(Phonon::State,Phonon::State)),
+            this, SLOT(stateChanged(Phonon::State,Phonon::State)));
     connect(metaInformationResolver, SIGNAL(stateChanged(Phonon::State,Phonon::State)),
-            this, SLOT(metaStateChanged(Phonon::State, Phonon::State)));
-    connect(mediaObject, SIGNAL(currentSourceChanged(const Phonon::MediaSource &)),
-            this, SLOT(sourceChanged(const Phonon::MediaSource &)));
+            this, SLOT(metaStateChanged(Phonon::State,Phonon::State)));
+    connect(mediaObject, SIGNAL(currentSourceChanged(Phonon::MediaSource)),
+            this, SLOT(sourceChanged(Phonon::MediaSource)));
     connect(mediaObject, SIGNAL(aboutToFinish()), this, SLOT(aboutToFinish()));
 //![2]
 
@@ -328,8 +328,8 @@ void MainWindow::setupUi()
     musicTable->setHorizontalHeaderLabels(headers);
     musicTable->setSelectionMode(QAbstractItemView::SingleSelection);
     musicTable->setSelectionBehavior(QAbstractItemView::SelectRows);
-    connect(musicTable, SIGNAL(cellPressed(int, int)),
-            this, SLOT(tableClicked(int, int)));
+    connect(musicTable, SIGNAL(cellPressed(int,int)),
+            this, SLOT(tableClicked(int,int)));
 
     QHBoxLayout *seekerLayout = new QHBoxLayout;
     seekerLayout->addWidget(seekSlider);
diff --git a/examples/qtconcurrent/progressdialog/main.cpp b/examples/qtconcurrent/progressdialog/main.cpp
index 8228549..1c561c8 100644
--- a/examples/qtconcurrent/progressdialog/main.cpp
+++ b/examples/qtconcurrent/progressdialog/main.cpp
@@ -74,7 +74,7 @@ int main(int argc, char **argv)
     QFutureWatcher<void> futureWatcher;
     QObject::connect(&futureWatcher, SIGNAL(finished()), &dialog, SLOT(reset()));
     QObject::connect(&dialog, SIGNAL(canceled()), &futureWatcher, SLOT(cancel()));
-    QObject::connect(&futureWatcher, SIGNAL(progressRangeChanged(int, int)), &dialog, SLOT(setRange(int, int)));
+    QObject::connect(&futureWatcher, SIGNAL(progressRangeChanged(int,int)), &dialog, SLOT(setRange(int,int)));
     QObject::connect(&futureWatcher, SIGNAL(progressValueChanged(int)), &dialog, SLOT(setValue(int)));
 
     // Start the computation.
diff --git a/examples/script/context2d/window.cpp b/examples/script/context2d/window.cpp
index a260347..b0fe231 100644
--- a/examples/script/context2d/window.cpp
+++ b/examples/script/context2d/window.cpp
@@ -106,7 +106,7 @@ Window::Window(QWidget *parent)
     QFileInfoList entries = dir.entryInfoList(QStringList() << "*.js");
     for (int i = 0; i < entries.size(); ++i)
         m_view->addItem(entries.at(i).fileName());
-    connect(m_view, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
+    connect(m_view, SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)),
             this, SLOT(selectScript(QListWidgetItem*)));
 //! [1]
 
diff --git a/examples/sql/drilldown/informationwindow.cpp b/examples/sql/drilldown/informationwindow.cpp
index 08fe2ac..a440aad 100644
--- a/examples/sql/drilldown/informationwindow.cpp
+++ b/examples/sql/drilldown/informationwindow.cpp
@@ -83,16 +83,15 @@ InformationWindow::InformationWindow(int id, QSqlRelationalTableModel *offices,
     connect(imageFileEditor, SIGNAL(currentIndexChanged(int)),
             this, SLOT(enableButtons()));
 
-    QGridLayout *layout = new QGridLayout;
-    layout->addWidget(locationLabel, 0, 0, Qt::AlignLeft | Qt::AlignTop);
-    layout->addWidget(countryLabel, 1, 0, Qt::AlignLeft | Qt::AlignTop);
-    layout->addWidget(imageFileLabel, 2, 0, Qt::AlignLeft | Qt::AlignTop);
-    layout->addWidget(descriptionLabel, 3, 0, Qt::AlignLeft | Qt::AlignTop);
-    layout->addWidget(locationText, 0, 1);
-    layout->addWidget(countryText, 1, 1);
-    layout->addWidget(imageFileEditor, 2, 1);
-    layout->addWidget(descriptionEditor, 3, 1);
-    layout->addWidget(buttonBox, 4, 0, 1, 2);
+    QFormLayout *formLayout = new QFormLayout;
+    formLayout->addRow(locationLabel, locationText);
+    formLayout->addRow(countryLabel, countryText);
+    formLayout->addRow(imageFileLabel, imageFileEditor);
+    formLayout->addRow(descriptionLabel, descriptionEditor);
+
+    QVBoxLayout *layout = new QVBoxLayout;
+    layout->addLayout(formLayout);
+    layout->addWidget(buttonBox);
     setLayout(layout);
 
     locationId = id;
@@ -101,9 +100,6 @@ InformationWindow::InformationWindow(int id, QSqlRelationalTableModel *offices,
     setWindowFlags(Qt::Window);
     enableButtons(false);
     setWindowTitle(tr("Office: %1").arg(locationText->text()));
-#ifndef Q_OS_SYMBIAN
-    resize(320, sizeHint().height());
-#endif
 }
 //! [4]
 
@@ -154,8 +150,8 @@ void InformationWindow::createButtons()
 //! [8]
 
 //! [9]
-    buttonBox = new QDialogButtonBox;
-    buttonBox->addButton(submitButton, QDialogButtonBox::ResetRole);
+    buttonBox = new QDialogButtonBox(this);
+    buttonBox->addButton(submitButton, QDialogButtonBox::AcceptRole);
     buttonBox->addButton(revertButton, QDialogButtonBox::ResetRole);
     buttonBox->addButton(closeButton, QDialogButtonBox::RejectRole);
 }
diff --git a/examples/sql/drilldown/view.cpp b/examples/sql/drilldown/view.cpp
index ff4c511..da29198 100644
--- a/examples/sql/drilldown/view.cpp
+++ b/examples/sql/drilldown/view.cpp
@@ -134,20 +134,20 @@ void View::showInformation(ImageItem *image)
 #ifndef Q_OS_SYMBIAN
         window->show();
 #else
-        window->showFullScreen();
+        window->showMaximized();
 #endif
     } else {
         InformationWindow *window;
         window = new InformationWindow(id, officeTable, this);
 
-        connect(window, SIGNAL(imageChanged(int, QString)),
-                this, SLOT(updateImage(int, QString)));
+        connect(window, SIGNAL(imageChanged(int,QString)),
+                this, SLOT(updateImage(int,QString)));
 
 #ifndef Q_OS_SYMBIAN
         window->move(pos() + QPoint(20, 40));
         window->show();
 #else
-        window->showFullScreen();
+        window->showMaximized();
 #endif
         informationWindows.append(window);
     }
diff --git a/examples/sql/masterdetail/mainwindow.cpp b/examples/sql/masterdetail/mainwindow.cpp
index 24bcda8..d2b4d45 100644
--- a/examples/sql/masterdetail/mainwindow.cpp
+++ b/examples/sql/masterdetail/mainwindow.cpp
@@ -69,10 +69,10 @@ MainWindow::MainWindow(const QString &artistTable, const QString &albumTable,
     uniqueAlbumId = model->rowCount();
     uniqueArtistId = artistView->count();
 
-    connect(model, SIGNAL(rowsInserted(QModelIndex, int, int)),
-            this, SLOT(updateHeader(QModelIndex, int, int)));
-    connect(model, SIGNAL(rowsRemoved(QModelIndex, int, int)),
-            this, SLOT(updateHeader(QModelIndex, int, int)));
+    connect(model, SIGNAL(rowsInserted(QModelIndex,int,int)),
+            this, SLOT(updateHeader(QModelIndex,int,int)));
+    connect(model, SIGNAL(rowsRemoved(QModelIndex,int,int)),
+            this, SLOT(updateHeader(QModelIndex,int,int)));
 
     QGridLayout *layout = new QGridLayout;
     layout->addWidget(artists, 0, 0);
diff --git a/examples/threads/mandelbrot/mandelbrotwidget.cpp b/examples/threads/mandelbrot/mandelbrotwidget.cpp
index 6db781f..3835cc8 100644
--- a/examples/threads/mandelbrot/mandelbrotwidget.cpp
+++ b/examples/threads/mandelbrot/mandelbrotwidget.cpp
@@ -65,8 +65,8 @@ MandelbrotWidget::MandelbrotWidget(QWidget *parent)
     curScale = DefaultScale;
 
     qRegisterMetaType<QImage>("QImage");
-    connect(&thread, SIGNAL(renderedImage(const QImage &, double)),
-            this, SLOT(updatePixmap(const QImage &, double)));
+    connect(&thread, SIGNAL(renderedImage(QImage,double)),
+            this, SLOT(updatePixmap(QImage,double)));
 
     setWindowTitle(tr("Mandelbrot"));
 #ifndef QT_NO_CURSOR
diff --git a/examples/tools/customcompleter/textedit.cpp b/examples/tools/customcompleter/textedit.cpp
index 83ab070..5965368 100644
--- a/examples/tools/customcompleter/textedit.cpp
+++ b/examples/tools/customcompleter/textedit.cpp
@@ -79,8 +79,8 @@ void TextEdit::setCompleter(QCompleter *completer)
     c->setWidget(this);
     c->setCompletionMode(QCompleter::PopupCompletion);
     c->setCaseSensitivity(Qt::CaseInsensitive);
-    QObject::connect(c, SIGNAL(activated(const QString&)),
-                     this, SLOT(insertCompletion(const QString&)));
+    QObject::connect(c, SIGNAL(activated(QString)),
+                     this, SLOT(insertCompletion(QString)));
 }
 //! [2]
 
diff --git a/examples/tools/inputpanel/myinputpanel.cpp b/examples/tools/inputpanel/myinputpanel.cpp
index 2d897cb..8b9c96a 100644
--- a/examples/tools/inputpanel/myinputpanel.cpp
+++ b/examples/tools/inputpanel/myinputpanel.cpp
@@ -49,8 +49,8 @@ MyInputPanel::MyInputPanel()
 {
     form.setupUi(this);
 
-    connect(qApp, SIGNAL(focusChanged(QWidget *, QWidget *)),
-            this, SLOT(saveFocusWidget(QWidget *, QWidget *)));
+    connect(qApp, SIGNAL(focusChanged(QWidget*,QWidget*)),
+            this, SLOT(saveFocusWidget(QWidget*,QWidget*)));
 
     signalMapper.setMapping(form.panelButton_1, form.panelButton_1);
     signalMapper.setMapping(form.panelButton_2, form.panelButton_2);
@@ -90,8 +90,8 @@ MyInputPanel::MyInputPanel()
     connect(form.panelButton_hash, SIGNAL(clicked()),
             &signalMapper, SLOT(map()));
 
-    connect(&signalMapper, SIGNAL(mapped(QWidget *)),
-            this, SLOT(buttonClicked(QWidget *)));
+    connect(&signalMapper, SIGNAL(mapped(QWidget*)),
+            this, SLOT(buttonClicked(QWidget*)));
 }
 
 //! [0]
diff --git a/examples/tools/regexp/regexpdialog.cpp b/examples/tools/regexp/regexpdialog.cpp
index 3becc2b..254456e 100644
--- a/examples/tools/regexp/regexpdialog.cpp
+++ b/examples/tools/regexp/regexpdialog.cpp
@@ -126,9 +126,9 @@ RegExpDialog::RegExpDialog(QWidget *parent)
     }
     setLayout(mainLayout);
 
-    connect(patternComboBox, SIGNAL(editTextChanged(const QString &)),
+    connect(patternComboBox, SIGNAL(editTextChanged(QString)),
             this, SLOT(refresh()));
-    connect(textComboBox, SIGNAL(editTextChanged(const QString &)),
+    connect(textComboBox, SIGNAL(editTextChanged(QString)),
             this, SLOT(refresh()));
     connect(caseSensitiveCheckBox, SIGNAL(toggled(bool)),
             this, SLOT(refresh()));
diff --git a/examples/tools/settingseditor/settingstree.cpp b/examples/tools/settingseditor/settingstree.cpp
index e7e8ba8..bf4db3d 100644
--- a/examples/tools/settingseditor/settingstree.cpp
+++ b/examples/tools/settingseditor/settingstree.cpp
@@ -121,14 +121,14 @@ void SettingsTree::refresh()
     if (!settings)
         return;
 
-    disconnect(this, SIGNAL(itemChanged(QTreeWidgetItem *, int)),
-               this, SLOT(updateSetting(QTreeWidgetItem *)));
+    disconnect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
+               this, SLOT(updateSetting(QTreeWidgetItem*)));
 
     settings->sync();
     updateChildItems(0);
 
-    connect(this, SIGNAL(itemChanged(QTreeWidgetItem *, int)),
-            this, SLOT(updateSetting(QTreeWidgetItem *)));
+    connect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
+            this, SLOT(updateSetting(QTreeWidgetItem*)));
 }
 
 bool SettingsTree::event(QEvent *event)
diff --git a/examples/tools/treemodelcompleter/mainwindow.cpp b/examples/tools/treemodelcompleter/mainwindow.cpp
index e6f6c42..0fe9de0 100644
--- a/examples/tools/treemodelcompleter/mainwindow.cpp
+++ b/examples/tools/treemodelcompleter/mainwindow.cpp
@@ -52,8 +52,8 @@ MainWindow::MainWindow(QWidget *parent)
     completer = new TreeModelCompleter(this);
     completer->setModel(modelFromFile(":/resources/treemodel.txt"));
     completer->setSeparator(QLatin1String("."));
-    QObject::connect(completer, SIGNAL(highlighted(const QModelIndex&)),
-                     this, SLOT(highlight(const QModelIndex&)));
+    QObject::connect(completer, SIGNAL(highlighted(QModelIndex)),
+                     this, SLOT(highlight(QModelIndex)));
 
     QWidget *centralWidget = new QWidget;
 
@@ -82,8 +82,8 @@ MainWindow::MainWindow(QWidget *parent)
 
     QLineEdit *separatorLineEdit = new QLineEdit;
     separatorLineEdit->setText(completer->separator());
-    connect(separatorLineEdit, SIGNAL(textChanged(const QString&)),
-            completer, SLOT(setSeparator(const QString&)));
+    connect(separatorLineEdit, SIGNAL(textChanged(QString)),
+            completer, SLOT(setSeparator(QString)));
 
     QCheckBox *wrapCheckBox = new QCheckBox;
     wrapCheckBox->setText(tr("Wrap around completions"));
@@ -92,8 +92,8 @@ MainWindow::MainWindow(QWidget *parent)
 
     contentsLabel = new QLabel;
     contentsLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
-    connect(separatorLineEdit, SIGNAL(textChanged(const QString&)),
-            this, SLOT(updateContentsLabel(const QString&)));
+    connect(separatorLineEdit, SIGNAL(textChanged(QString)),
+            this, SLOT(updateContentsLabel(QString)));
 
     treeView = new QTreeView;
     treeView->setModel(completer->model());
diff --git a/examples/tools/undoframework/mainwindow.cpp b/examples/tools/undoframework/mainwindow.cpp
index 9de953b..2a0f037 100644
--- a/examples/tools/undoframework/mainwindow.cpp
+++ b/examples/tools/undoframework/mainwindow.cpp
@@ -61,8 +61,8 @@ MainWindow::MainWindow()
     diagramScene->setBackgroundBrush(pixmapBrush);
     diagramScene->setSceneRect(QRect(0, 0, 500, 500));
 
-    connect(diagramScene, SIGNAL(itemMoved(DiagramItem *, const QPointF &)),
-            this, SLOT(itemMoved(DiagramItem *, const QPointF &)));
+    connect(diagramScene, SIGNAL(itemMoved(DiagramItem*,QPointF)),
+            this, SLOT(itemMoved(DiagramItem*,QPointF)));
 
     setWindowTitle("Undo Framework");
     QGraphicsView *view = new QGraphicsView(diagramScene);
diff --git a/examples/webkit/fancybrowser/mainwindow.cpp b/examples/webkit/fancybrowser/mainwindow.cpp
index 3f20bbc..844106f 100644
--- a/examples/webkit/fancybrowser/mainwindow.cpp
+++ b/examples/webkit/fancybrowser/mainwindow.cpp
@@ -62,7 +62,7 @@ MainWindow::MainWindow()
     view = new QWebView(this);
     view->load(QUrl("http://www.google.com/ncr"));
     connect(view, SIGNAL(loadFinished(bool)), SLOT(adjustLocation()));
-    connect(view, SIGNAL(titleChanged(const QString&)), SLOT(adjustTitle()));
+    connect(view, SIGNAL(titleChanged(QString)), SLOT(adjustTitle()));
     connect(view, SIGNAL(loadProgress(int)), SLOT(setProgress(int)));
     connect(view, SIGNAL(loadFinished(bool)), SLOT(finishLoading(bool)));
 
diff --git a/examples/widgets/calendarwidget/window.cpp b/examples/widgets/calendarwidget/window.cpp
index b8cb39c..f0bcc6c 100644
--- a/examples/widgets/calendarwidget/window.cpp
+++ b/examples/widgets/calendarwidget/window.cpp
@@ -196,7 +196,7 @@ void Window::createPreviewGroupBox()
     calendar->setMaximumDate(QDate(3000, 1, 1));
     calendar->setGridVisible(true);
 
-    connect(calendar, SIGNAL(currentPageChanged(int, int)),
+    connect(calendar, SIGNAL(currentPageChanged(int,int)),
             this, SLOT(reformatCalendarPage()));
 
     previewLayout = new QGridLayout;
@@ -357,14 +357,14 @@ void Window::createDatesGroupBox()
     maximumDateLabel->setBuddy(maximumDateEdit);
 
 //! [13] //! [14]
-    connect(currentDateEdit, SIGNAL(dateChanged(const QDate &)),
-            calendar, SLOT(setSelectedDate(const QDate &)));
+    connect(currentDateEdit, SIGNAL(dateChanged(QDate)),
+            calendar, SLOT(setSelectedDate(QDate)));
     connect(calendar, SIGNAL(selectionChanged()),
             this, SLOT(selectedDateChanged()));
-    connect(minimumDateEdit, SIGNAL(dateChanged(const QDate &)),
-            this, SLOT(minimumDateChanged(const QDate &)));
-    connect(maximumDateEdit, SIGNAL(dateChanged(const QDate &)),
-            this, SLOT(maximumDateChanged(const QDate &)));
+    connect(minimumDateEdit, SIGNAL(dateChanged(QDate)),
+            this, SLOT(minimumDateChanged(QDate)));
+    connect(maximumDateEdit, SIGNAL(dateChanged(QDate)),
+            this, SLOT(maximumDateChanged(QDate)));
 
 //! [14]
     QGridLayout *dateBoxLayout = new QGridLayout;
@@ -418,7 +418,7 @@ void Window::createTextFormatsGroupBox()
             this, SLOT(weekdayFormatChanged()));
     connect(weekendColorCombo, SIGNAL(currentIndexChanged(int)),
             this, SLOT(weekendFormatChanged()));
-    connect(headerTextFormatCombo, SIGNAL(currentIndexChanged(const QString &)),
+    connect(headerTextFormatCombo, SIGNAL(currentIndexChanged(QString)),
             this, SLOT(reformatHeaders()));
     connect(firstFridayCheckBox, SIGNAL(toggled(bool)),
             this, SLOT(reformatCalendarPage()));
diff --git a/examples/widgets/charactermap/mainwindow.cpp b/examples/widgets/charactermap/mainwindow.cpp
index 199d471..8850e0d 100644
--- a/examples/widgets/charactermap/mainwindow.cpp
+++ b/examples/widgets/charactermap/mainwindow.cpp
@@ -79,19 +79,19 @@ MainWindow::MainWindow()
 //! [3]
 
 //! [4]
-    connect(fontCombo, SIGNAL(currentFontChanged(const QFont &)),
-            this, SLOT(findStyles(const QFont &)));
-    connect(fontCombo, SIGNAL(currentFontChanged(const QFont &)),
-            this, SLOT(findSizes(const QFont &)));
-    connect(fontCombo, SIGNAL(currentFontChanged(const QFont &)),
-            characterWidget, SLOT(updateFont(const QFont &)));
-    connect(sizeCombo, SIGNAL(currentIndexChanged(const QString &)),
-            characterWidget, SLOT(updateSize(const QString &)));
-    connect(styleCombo, SIGNAL(currentIndexChanged(const QString &)),
-            characterWidget, SLOT(updateStyle(const QString &)));
+    connect(fontCombo, SIGNAL(currentFontChanged(QFont)),
+            this, SLOT(findStyles(QFont)));
+    connect(fontCombo, SIGNAL(currentFontChanged(QFont)),
+            this, SLOT(findSizes(QFont)));
+    connect(fontCombo, SIGNAL(currentFontChanged(QFont)),
+            characterWidget, SLOT(updateFont(QFont)));
+    connect(sizeCombo, SIGNAL(currentIndexChanged(QString)),
+            characterWidget, SLOT(updateSize(QString)));
+    connect(styleCombo, SIGNAL(currentIndexChanged(QString)),
+            characterWidget, SLOT(updateStyle(QString)));
 //! [4] //! [5]
-    connect(characterWidget, SIGNAL(characterSelected(const QString &)),
-            this, SLOT(insertCharacter(const QString &)));
+    connect(characterWidget, SIGNAL(characterSelected(QString)),
+            this, SLOT(insertCharacter(QString)));
     connect(clipboardButton, SIGNAL(clicked()), this, SLOT(updateClipboard()));
 //! [5]
     connect(fontMerging, SIGNAL(toggled(bool)), characterWidget, SLOT(updateFontMerging(bool)));
diff --git a/examples/widgets/codeeditor/codeeditor.cpp b/examples/widgets/codeeditor/codeeditor.cpp
index 4632466..e8eb8cf 100644
--- a/examples/widgets/codeeditor/codeeditor.cpp
+++ b/examples/widgets/codeeditor/codeeditor.cpp
@@ -50,7 +50,7 @@ CodeEditor::CodeEditor(QWidget *parent) : QPlainTextEdit(parent)
     lineNumberArea = new LineNumberArea(this);
 
     connect(this, SIGNAL(blockCountChanged(int)), this, SLOT(updateLineNumberAreaWidth(int)));
-    connect(this, SIGNAL(updateRequest(const QRect &, int)), this, SLOT(updateLineNumberArea(const QRect &, int)));
+    connect(this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineNumberArea(QRect,int)));
     connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(highlightCurrentLine()));
 
     updateLineNumberAreaWidth(0);
diff --git a/examples/widgets/icons/mainwindow.cpp b/examples/widgets/icons/mainwindow.cpp
index 51e4619..2fb7267 100644
--- a/examples/widgets/icons/mainwindow.cpp
+++ b/examples/widgets/icons/mainwindow.cpp
@@ -293,7 +293,7 @@ void MainWindow::createImagesGroupBox()
 //! [23]
 
 //! [24]
-    connect(imagesTable, SIGNAL(itemChanged(QTableWidgetItem *)),
+    connect(imagesTable, SIGNAL(itemChanged(QTableWidgetItem*)),
 //! [24] //! [25]
             this, SLOT(changeIcon()));
 
diff --git a/examples/widgets/spinboxes/window.cpp b/examples/widgets/spinboxes/window.cpp
index 19f6d26..3a75fd3 100644
--- a/examples/widgets/spinboxes/window.cpp
+++ b/examples/widgets/spinboxes/window.cpp
@@ -144,8 +144,8 @@ void Window::createDateTimeEdits()
     formatComboBox->addItem("hh:mm ap");
 //! [9] //! [10]
 
-    connect(formatComboBox, SIGNAL(activated(const QString &)),
-            this, SLOT(setFormatString(const QString &)));
+    connect(formatComboBox, SIGNAL(activated(QString)),
+            this, SLOT(setFormatString(QString)));
 //! [10]
 
     setFormatString(formatComboBox->currentText());
diff --git a/examples/widgets/styles/widgetgallery.cpp b/examples/widgets/styles/widgetgallery.cpp
index 9526761..5cef57c 100644
--- a/examples/widgets/styles/widgetgallery.cpp
+++ b/examples/widgets/styles/widgetgallery.cpp
@@ -70,9 +70,9 @@ WidgetGallery::WidgetGallery(QWidget *parent)
 //! [0]
 
 //! [1]
-    connect(styleComboBox, SIGNAL(activated(const QString &)),
+    connect(styleComboBox, SIGNAL(activated(QString)),
 //! [1] //! [2]
-            this, SLOT(changeStyle(const QString &)));
+            this, SLOT(changeStyle(QString)));
     connect(useStylePaletteCheckBox, SIGNAL(toggled(bool)),
             this, SLOT(changePalette()));
     connect(disableWidgetsCheckBox, SIGNAL(toggled(bool)),
diff --git a/examples/widgets/tablet/mainwindow.cpp b/examples/widgets/tablet/mainwindow.cpp
index 2a94259..9fa8c24 100644
--- a/examples/widgets/tablet/mainwindow.cpp
+++ b/examples/widgets/tablet/mainwindow.cpp
@@ -169,8 +169,8 @@ void MainWindow::createActions()
     alphaChannelGroup->addAction(alphaChannelPressureAction);
     alphaChannelGroup->addAction(alphaChannelTiltAction);
     alphaChannelGroup->addAction(noAlphaChannelAction);
-    connect(alphaChannelGroup, SIGNAL(triggered(QAction *)),
-            this, SLOT(alphaActionTriggered(QAction *)));
+    connect(alphaChannelGroup, SIGNAL(triggered(QAction*)),
+            this, SLOT(alphaActionTriggered(QAction*)));
 
 //! [9]
     colorSaturationVTiltAction = new QAction(tr("&Vertical Tilt"), this);
@@ -191,8 +191,8 @@ void MainWindow::createActions()
     colorSaturationGroup->addAction(colorSaturationHTiltAction);
     colorSaturationGroup->addAction(colorSaturationPressureAction);
     colorSaturationGroup->addAction(noColorSaturationAction);
-    connect(colorSaturationGroup, SIGNAL(triggered(QAction *)),
-            this, SLOT(saturationActionTriggered(QAction *)));
+    connect(colorSaturationGroup, SIGNAL(triggered(QAction*)),
+            this, SLOT(saturationActionTriggered(QAction*)));
 
     lineWidthPressureAction = new QAction(tr("&Pressure"), this);
     lineWidthPressureAction->setCheckable(true);
@@ -208,8 +208,8 @@ void MainWindow::createActions()
     lineWidthGroup->addAction(lineWidthPressureAction);
     lineWidthGroup->addAction(lineWidthTiltAction);
     lineWidthGroup->addAction(lineWidthFixedAction);
-    connect(lineWidthGroup, SIGNAL(triggered(QAction *)),
-            this, SLOT(lineWidthActionTriggered(QAction *)));
+    connect(lineWidthGroup, SIGNAL(triggered(QAction*)),
+            this, SLOT(lineWidthActionTriggered(QAction*)));
 
     exitAction = new QAction(tr("E&xit"), this);
     exitAction->setShortcuts(QKeySequence::Quit);
diff --git a/examples/xml/dombookmarks/xbeltree.cpp b/examples/xml/dombookmarks/xbeltree.cpp
index 996decc..7e2cc08 100644
--- a/examples/xml/dombookmarks/xbeltree.cpp
+++ b/examples/xml/dombookmarks/xbeltree.cpp
@@ -90,8 +90,8 @@ bool XbelTree::read(QIODevice *device)
 
     clear();
 
-    disconnect(this, SIGNAL(itemChanged(QTreeWidgetItem *, int)),
-               this, SLOT(updateDomElement(QTreeWidgetItem *, int)));
+    disconnect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
+               this, SLOT(updateDomElement(QTreeWidgetItem*,int)));
 
     QDomElement child = root.firstChildElement("folder");
     while (!child.isNull()) {
@@ -99,8 +99,8 @@ bool XbelTree::read(QIODevice *device)
         child = child.nextSiblingElement("folder");
     }
 
-    connect(this, SIGNAL(itemChanged(QTreeWidgetItem *, int)),
-            this, SLOT(updateDomElement(QTreeWidgetItem *, int)));
+    connect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)),
+            this, SLOT(updateDomElement(QTreeWidgetItem*,int)));
 
     return true;
 }
diff --git a/examples/xml/rsslisting/rsslisting.cpp b/examples/xml/rsslisting/rsslisting.cpp
index 526f3e0..73797b5 100644
--- a/examples/xml/rsslisting/rsslisting.cpp
+++ b/examples/xml/rsslisting/rsslisting.cpp
@@ -83,18 +83,18 @@ RSSListing::RSSListing(QWidget *parent)
     abortButton->setEnabled(false);
 
     treeWidget = new QTreeWidget(this);
-    connect(treeWidget, SIGNAL(itemActivated(QTreeWidgetItem*, int)),
+    connect(treeWidget, SIGNAL(itemActivated(QTreeWidgetItem*,int)),
             this, SLOT(itemActivated(QTreeWidgetItem*)));
     QStringList headerLabels;
     headerLabels << tr("Title") << tr("Link");
     treeWidget->setHeaderLabels(headerLabels);
     treeWidget->header()->setResizeMode(QHeaderView::ResizeToContents);
 
-    connect(&http, SIGNAL(readyRead(const QHttpResponseHeader &)),
-             this, SLOT(readData(const QHttpResponseHeader &)));
+    connect(&http, SIGNAL(readyRead(QHttpResponseHeader)),
+             this, SLOT(readData(QHttpResponseHeader)));
 
-    connect(&http, SIGNAL(requestFinished(int, bool)),
-             this, SLOT(finished(int, bool)));
+    connect(&http, SIGNAL(requestFinished(int,bool)),
+             this, SLOT(finished(int,bool)));
 
     connect(lineEdit, SIGNAL(returnPressed()), this, SLOT(fetch()));
     connect(fetchButton, SIGNAL(clicked()), this, SLOT(fetch()));