17 files changed, 29 insertions, 469 deletions
diff --git a/examples/animation/appchooser/main.cpp b/examples/animation/appchooser/main.cpp
index fe4be1f..97751b2 100644
--- a/examples/animation/appchooser/main.cpp
+++ b/examples/animation/appchooser/main.cpp
@@ -134,7 +134,7 @@ int main(int argc, char **argv)
     QStateMachine machine;
     machine.setGlobalRestorePolicy(QStateMachine::RestoreProperties);
 
-    QState *group = new QState(machine.rootState());
+    QState *group = new QState(&machine);
     group->setObjectName("group");
     QRect selectedRect(86, 86, 128, 128);
 
diff --git a/examples/animation/moveblocks/main.cpp b/examples/animation/moveblocks/main.cpp
index c43e841..97d3f81 100644
--- a/examples/animation/moveblocks/main.cpp
+++ b/examples/animation/moveblocks/main.cpp
@@ -108,8 +108,7 @@ class StateSwitcher : public QState
     Q_OBJECT
 public:
     StateSwitcher(QStateMachine *machine)
-        : QState(machine->rootState()), m_machine(machine),
-          m_stateCount(0), m_lastIndex(0)
+        : QState(machine), m_stateCount(0), m_lastIndex(0)
     { }
 //![10]
 
@@ -120,7 +119,7 @@ public:
         while ((n = (qrand() % m_stateCount + 1)) == m_lastIndex)
         { }
         m_lastIndex = n;
-        m_machine->postEvent(new StateSwitchEvent(n));
+        machine()->postEvent(new StateSwitchEvent(n));
     }
     virtual void onExit(QEvent *) {}
 //![11]
@@ -135,7 +134,6 @@ public:
 //![12]
 
 private:
-    QStateMachine *m_machine;
     int m_stateCount;
     int m_lastIndex;
 };
diff --git a/examples/animation/states/main.cpp b/examples/animation/states/main.cpp
index b3c28f2..99e04c3 100644
--- a/examples/animation/states/main.cpp
+++ b/examples/animation/states/main.cpp
@@ -124,10 +124,9 @@ int main(int argc, char *argv[])
     scene.addItem(p6);
 
     QStateMachine machine;
-    QState *root = machine.rootState();
-    QState *state1 = new QState(root);
-    QState *state2 = new QState(root);
-    QState *state3 = new QState(root);
+    QState *state1 = new QState(&machine);
+    QState *state2 = new QState(&machine);
+    QState *state3 = new QState(&machine);
     machine.setInitialState(state1);
 
     // State 1
diff --git a/examples/animation/stickman/editor/animationdialog.cpp b/examples/animation/stickman/editor/animationdialog.cpp
deleted file mode 100644
index 853046d..0000000
--- a/examples/animation/stickman/editor/animationdialog.cpp
+++ /dev/null
@@ -1,192 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtCore module 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "animationdialog.h"
-#include "stickman.h"
-#include "animation.h"
-#include "node.h"
-
-#include <QHBoxLayout>
-#include <QStackedWidget>
-#include <QSpinBox>
-#include <QPushButton>
-#include <QLabel>
-#include <QLineEdit>
-#include <QMessageBox>
-#include <QFileDialog>
-
-AnimationDialog::AnimationDialog(StickMan *stickman, QWidget *parent)
-    : QDialog(parent), m_animation(0), m_stickman(stickman)
-{
-    initUi();    
-}
-
-AnimationDialog::~AnimationDialog()
-{
-    delete m_animation;
-}
-
-void AnimationDialog::initUi() 
-{
-    setWindowTitle("Animation");
-    setEnabled(false);
-
-    // Second page
-    m_currentFrame = new QSpinBox();
-    m_totalFrames = new QSpinBox();
-    m_name = new QLineEdit();
-
-    connect(m_currentFrame, SIGNAL(valueChanged(int)), this, SLOT(currentFrameChanged(int)));
-    connect(m_totalFrames, SIGNAL(valueChanged(int)), this, SLOT(totalFramesChanged(int)));
-    connect(m_name, SIGNAL(textChanged(QString)), this, SLOT(setCurrentAnimationName(QString)));
-
-    QGridLayout *gridLayout = new QGridLayout(this);
-    gridLayout->addWidget(new QLabel("Name:"), 0, 0, 1, 2);
-    gridLayout->addWidget(m_name, 0, 2, 1, 2);
-    gridLayout->addWidget(new QLabel("Frame:"), 1, 0);    
-    gridLayout->addWidget(m_currentFrame, 1, 1);
-    gridLayout->addWidget(new QLabel("of total # of frames: "), 1, 2);
-    gridLayout->addWidget(m_totalFrames, 1, 3);
-}
-
-void AnimationDialog::initFromAnimation()
-{
-    m_currentFrame->setRange(0, m_animation->totalFrames()-1);
-    m_currentFrame->setValue(m_animation->currentFrame());
-
-    m_totalFrames->setRange(1, 1000);
-    m_totalFrames->setValue(m_animation->totalFrames());
-
-    m_name->setText(m_animation->name());
-}
-
-void AnimationDialog::saveAnimation()
-{
-    saveCurrentFrame();
-
-    QString fileName = QFileDialog::getSaveFileName(this, "Save animation");
-
-    QFile file(fileName);
-    if (file.open(QIODevice::WriteOnly))
-        m_animation->save(&file);    
-}
-
-void AnimationDialog::loadAnimation()
-{
-    if (maybeSave() != QMessageBox::Cancel) {
-        QString fileName = QFileDialog::getOpenFileName(this, "Open animation");
-
-        QFile file(fileName);
-        if (file.open(QIODevice::ReadOnly)) {        
-            if (m_animation == 0)
-                newAnimation();
-
-            m_animation->load(&file);
-            stickManFromCurrentFrame();
-            initFromAnimation();
-        }
-    }
-}
-
-QMessageBox::StandardButton AnimationDialog::maybeSave() 
-{
-    if (m_animation == 0)
-        return QMessageBox::No;
-
-    QMessageBox::StandardButton button = QMessageBox::question(this, "Save?", "Do you want to save your changes?", 
-                                                               QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
-    if (button == QMessageBox::Save)
-        saveAnimation();   
-
-    return button;                 
-}
-
-void AnimationDialog::newAnimation()
-{    
-    if (maybeSave() != QMessageBox::Cancel) {
-        setEnabled(true);
-        delete m_animation;
-        m_animation = new Animation();
-        initFromAnimation();        
-    }
-}
-
-// Gets the data from the stickman and stores it in current frame
-void AnimationDialog::saveCurrentFrame()
-{
-    int count = m_stickman->nodeCount();
-    m_animation->setNodeCount(count);
-    for (int i=0; i<count; ++i) {
-        QGraphicsItem *node = m_stickman->node(i);
-        m_animation->setNodePos(i, node->pos());
-    }
-}
-
-// Gets the data from the current frame and sets the stickman
-void AnimationDialog::stickManFromCurrentFrame()
-{
-    int count = m_animation->nodeCount();
-    for (int i=0;i<count;++i) {
-        QGraphicsItem *node = m_stickman->node(i);
-        node->setPos(m_animation->nodePos(i));
-    }
-}
-
-void AnimationDialog::currentFrameChanged(int currentFrame)
-{
-    saveCurrentFrame();
-    qDebug("currentFrame: %d", currentFrame);
-    m_animation->setCurrentFrame(currentFrame);    
-    stickManFromCurrentFrame();
-    initFromAnimation();
-}
- 
-void AnimationDialog::totalFramesChanged(int totalFrames)
-{
-    m_animation->setTotalFrames(totalFrames);    
-    stickManFromCurrentFrame();
-    initFromAnimation();
-}
-
-void AnimationDialog::setCurrentAnimationName(const QString &name)
-{
-    m_animation->setName(name);
-}
diff --git a/examples/animation/stickman/editor/animationdialog.h b/examples/animation/stickman/editor/animationdialog.h
deleted file mode 100644
index 293f0d4..0000000
--- a/examples/animation/stickman/editor/animationdialog.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtCore module 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef ANIMATIONDIALOG_H
-#define ANIMATIONDIALOG_H
-
-#include <QDialog>
-#include <QMessageBox>
-
-QT_BEGIN_NAMESPACE
-class QSpinBox;
-class QLineEdit;
-QT_END_NAMESPACE
-class StickMan;
-class Animation;
-class AnimationDialog: public QDialog
-{
-    Q_OBJECT
-public:
-    AnimationDialog(StickMan *stickMan, QWidget *parent = 0);
-    ~AnimationDialog();
-
-public slots:    
-    void currentFrameChanged(int currentFrame);
-    void totalFramesChanged(int totalFrames);
-    void setCurrentAnimationName(const QString &name);
-
-    void newAnimation();
-    void saveAnimation();
-    void loadAnimation();
-
-private:
-    void saveCurrentFrame();
-    void stickManFromCurrentFrame();
-    void initFromAnimation();
-    void initUi();
-    QMessageBox::StandardButton maybeSave();
-
-    QSpinBox *m_currentFrame;
-    QSpinBox *m_totalFrames;
-    QLineEdit *m_name;
-    Animation *m_animation;
-    StickMan *m_stickman;
-};
- 
-#endif
diff --git a/examples/animation/stickman/editor/editor.pri b/examples/animation/stickman/editor/editor.pri
deleted file mode 100644
index 7ad9edb..0000000
--- a/examples/animation/stickman/editor/editor.pri
+++ /dev/null
@@ -1,2 +0,0 @@
-SOURCES += $$PWD/animationdialog.cpp $$PWD/mainwindow.cpp
-HEADERS += $$PWD/animationdialog.h $$PWD/mainwindow.h 
diff --git a/examples/animation/stickman/editor/mainwindow.cpp b/examples/animation/stickman/editor/mainwindow.cpp
deleted file mode 100644
index e1d08cc..0000000
--- a/examples/animation/stickman/editor/mainwindow.cpp
+++ /dev/null
@@ -1,76 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtCore module 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "mainwindow.h"
-#include "animationdialog.h"
-#include "stickman.h"
-
-#include <QMenuBar>
-#include <QApplication>
-
-MainWindow::MainWindow(StickMan *stickMan)
-{
-    initActions(stickMan);
-}
-
-MainWindow::~MainWindow()
-{
-}
-
-void MainWindow::initActions(StickMan *stickMan)
-{
-    AnimationDialog *dialog = new AnimationDialog(stickMan, this);
-    dialog->show();
-
-    QMenu *fileMenu = menuBar()->addMenu("&File");
-    QAction *loadAction = fileMenu->addAction("&Open");
-    QAction *saveAction = fileMenu->addAction("&Save");
-    QAction *exitAction = fileMenu->addAction("E&xit");
-
-    QMenu *animationMenu = menuBar()->addMenu("&Animation");
-    QAction *newAnimationAction = animationMenu->addAction("&New animation");
-
-    connect(loadAction, SIGNAL(triggered()), dialog, SLOT(loadAnimation()));
-    connect(saveAction, SIGNAL(triggered()), dialog, SLOT(saveAnimation()));
-    connect(exitAction, SIGNAL(triggered()), QApplication::instance(), SLOT(quit()));
-    connect(newAnimationAction, SIGNAL(triggered()), dialog, SLOT(newAnimation()));
-
-}
diff --git a/examples/animation/stickman/editor/mainwindow.h b/examples/animation/stickman/editor/mainwindow.h
deleted file mode 100644
index ef122d9..0000000
--- a/examples/animation/stickman/editor/mainwindow.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtCore module 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
-**
-** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at http://www.qtsoftware.com/contact.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
-
-#include <QMainWindow>
-
-class StickMan;
-class MainWindow: public QMainWindow
-{
-public:
-    MainWindow(StickMan *stickMan);
-    ~MainWindow();
-
-private:
-    void initActions(StickMan *stickMan);
-};
-
-#endif
diff --git a/examples/animation/stickman/graphicsview.cpp b/examples/animation/stickman/graphicsview.cpp
index 760c31b..89f2430 100644
--- a/examples/animation/stickman/graphicsview.cpp
+++ b/examples/animation/stickman/graphicsview.cpp
@@ -40,7 +40,6 @@
 ****************************************************************************/
 
 #include "graphicsview.h"
-#include "editor/mainwindow.h"
 #include "stickman.h"
 
 #include <QtGui/QKeyEvent>
@@ -53,28 +52,6 @@ void GraphicsView::keyPressEvent(QKeyEvent *e)
 {
     if (e->key() == Qt::Key_Escape)
         close();
-
-#if 0
-    if (e->key() == Qt::Key_F1) {
-        if (m_editor == 0) {
-            QGraphicsScene *scene = new QGraphicsScene;
-            StickMan *stickMan = new StickMan;
-            stickMan->setDrawSticks(true);
-            scene->addItem(stickMan);
-
-            QGraphicsView *view = new QGraphicsView;
-            view->setBackgroundBrush(Qt::black);
-            view->setRenderHints(QPainter::Antialiasing);
-            view->setScene(scene);
-
-            m_editor = new MainWindow(stickMan);
-            m_editor->setCentralWidget(view);
-        }
-
-        m_editor->showMaximized();
-    }
-#endif
-
     emit keyPressed(Qt::Key(e->key()));
 }
 
diff --git a/examples/animation/stickman/lifecycle.cpp b/examples/animation/stickman/lifecycle.cpp
index 2a54c82..c761d87 100644
--- a/examples/animation/stickman/lifecycle.cpp
+++ b/examples/animation/stickman/lifecycle.cpp
@@ -108,11 +108,11 @@ LifeCycle::LifeCycle(StickMan *stickMan, GraphicsView *keyReceiver)
     m_machine->addDefaultAnimation(m_animationGroup);
 //! [3]
 
-    m_alive = new QState(m_machine->rootState());
+    m_alive = new QState(m_machine);
     m_alive->setObjectName("alive");
     
     // Make it blink when lightning strikes before entering dead animation
-    QState *lightningBlink = new QState(m_machine->rootState());    
+    QState *lightningBlink = new QState(m_machine);    
     lightningBlink->assignProperty(m_stickMan->scene(), "backgroundBrush", Qt::white);
     lightningBlink->assignProperty(m_stickMan, "penColor", Qt::black);
     lightningBlink->assignProperty(m_stickMan, "fillColor", Qt::white);
@@ -126,7 +126,7 @@ LifeCycle::LifeCycle(StickMan *stickMan, GraphicsView *keyReceiver)
     QObject::connect(lightningBlink, SIGNAL(exited()), timer, SLOT(stop()));
 //! [5]
   
-    m_dead = new QState(m_machine->rootState());
+    m_dead = new QState(m_machine);
     m_dead->assignProperty(m_stickMan->scene(), "backgroundBrush", Qt::black);
     m_dead->assignProperty(m_stickMan, "penColor", Qt::white);
     m_dead->assignProperty(m_stickMan, "fillColor", Qt::black);
diff --git a/examples/animation/stickman/stickman.pro b/examples/animation/stickman/stickman.pro
index 1dbbce9..7f8be33 100644
--- a/examples/animation/stickman/stickman.pro
+++ b/examples/animation/stickman/stickman.pro
@@ -12,8 +12,6 @@ SOURCES += main.cpp \
 
 INCLUDEPATH += $$PWD
 
-include(editor/editor.pri)
-
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/animation/stickman
 sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS stickman.pro
diff --git a/examples/animation/sub-attaq/boat.cpp b/examples/animation/sub-attaq/boat.cpp
index d286be5..68e646e 100644
--- a/examples/animation/sub-attaq/boat.cpp
+++ b/examples/animation/sub-attaq/boat.cpp
@@ -142,14 +142,14 @@ Boat::Boat(QGraphicsItem * parent, Qt::WindowFlags wFlags)
 
     //We setup the state machien of the boat
     machine = new QStateMachine(this);
-    QState *moving = new QState(machine->rootState());
+    QState *moving = new QState(machine);
     StopState *stopState = new StopState(this, moving);
     machine->setInitialState(moving);
     moving->setInitialState(stopState);
     MoveStateRight *moveStateRight = new MoveStateRight(this, moving);
     MoveStateLeft *moveStateLeft = new MoveStateLeft(this, moving);
-    LaunchStateRight *launchStateRight = new LaunchStateRight(this, machine->rootState());
-    LaunchStateLeft *launchStateLeft = new LaunchStateLeft(this, machine->rootState());
+    LaunchStateRight *launchStateRight = new LaunchStateRight(this, machine);
+    LaunchStateLeft *launchStateLeft = new LaunchStateLeft(this, machine);
 
     //then setup the transitions for the rightMove state
     KeyStopTransition *leftStopRight = new KeyStopTransition(this, QEvent::KeyPress, Qt::Key_Left);
@@ -216,10 +216,10 @@ Boat::Boat(QGraphicsItem * parent, Qt::WindowFlags wFlags)
     launchStateLeft->addTransition(historyState);
     launchStateRight->addTransition(historyState);
 
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     //This state play the destroyed animation
-    QAnimationState *destroyedState = new QAnimationState(machine->rootState());
+    QAnimationState *destroyedState = new QAnimationState(machine);
     destroyedState->setAnimation(destroyAnimation);
 
     //Play a nice animation when the boat is destroyed
diff --git a/examples/animation/sub-attaq/bomb.cpp b/examples/animation/sub-attaq/bomb.cpp
index 454970a..e92a723 100644
--- a/examples/animation/sub-attaq/bomb.cpp
+++ b/examples/animation/sub-attaq/bomb.cpp
@@ -85,11 +85,11 @@ void Bomb::launch(Bomb::Direction direction)
     QStateMachine *machine = new QStateMachine(this);
 
     //This state is when the launch animation is playing
-    QAnimationState *launched = new QAnimationState(machine->rootState());
+    QAnimationState *launched = new QAnimationState(machine);
     launched->setAnimation(launchAnimation);
 
     //End
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     machine->setInitialState(launched);
 
diff --git a/examples/animation/sub-attaq/graphicsscene.cpp b/examples/animation/sub-attaq/graphicsscene.cpp
index bd37ce2..fcbc1b3 100644
--- a/examples/animation/sub-attaq/graphicsscene.cpp
+++ b/examples/animation/sub-attaq/graphicsscene.cpp
@@ -230,17 +230,17 @@ void GraphicsScene::setupScene(const QList<QAction *> &actions)
     QStateMachine *machine = new QStateMachine(this);
 
     //This state is when the player is playing
-    PlayState *gameState = new PlayState(this,machine->rootState());
+    PlayState *gameState = new PlayState(this,machine);
 
     //Final state
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     //Animation when the player enter in the game
-    QAnimationState *lettersMovingState = new QAnimationState(machine->rootState());
+    QAnimationState *lettersMovingState = new QAnimationState(machine);
     lettersMovingState->setAnimation(lettersGroupMoving);
 
     //Animation when the welcome screen disappear
-    QAnimationState *lettersFadingState = new QAnimationState(machine->rootState());
+    QAnimationState *lettersFadingState = new QAnimationState(machine);
     lettersFadingState->setAnimation(lettersGroupFading);
 
     //if new game then we fade out the welcome screen and start playing
diff --git a/examples/animation/sub-attaq/states.cpp b/examples/animation/sub-attaq/states.cpp
index 81fd2de..d63737f 100644
--- a/examples/animation/sub-attaq/states.cpp
+++ b/examples/animation/sub-attaq/states.cpp
@@ -83,7 +83,7 @@ void PlayState::onEntry(QEvent *)
     machine = new QStateMachine(this);
 
     //This state is when player is playing
-    LevelState *levelState = new LevelState(scene, this, machine->rootState());
+    LevelState *levelState = new LevelState(scene, this, machine);
 
     //This state is when the player is actually playing but the game is not paused
     QState *playingState = new QState(levelState);
@@ -105,10 +105,10 @@ void PlayState::onEntry(QEvent *)
     pauseState->addTransition(pressPpause);
 
     //This state is when player have lost
-    LostState *lostState = new LostState(scene, this, machine->rootState());
+    LostState *lostState = new LostState(scene, this, machine);
 
     //This state is when player have won
-    WinState *winState = new WinState(scene, this, machine->rootState());
+    WinState *winState = new WinState(scene, this, machine);
 
     //The boat has been destroyed then the game is finished
     levelState->addTransition(scene->boat, SIGNAL(boatExecutionFinished()),lostState);
@@ -136,7 +136,7 @@ void PlayState::onEntry(QEvent *)
     machine->setInitialState(levelState);
 
     //Final state
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     //This transition is triggered when the player press space after completing a level
     CustomSpaceTransition *spaceTransition = new CustomSpaceTransition(scene->views().at(0), this, QEvent::KeyPress, Qt::Key_Space);
diff --git a/examples/animation/sub-attaq/submarine.cpp b/examples/animation/sub-attaq/submarine.cpp
index 04b7916..78a9539 100644
--- a/examples/animation/sub-attaq/submarine.cpp
+++ b/examples/animation/sub-attaq/submarine.cpp
@@ -115,7 +115,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem *
     QStateMachine *machine = new QStateMachine(this);
 
     //This state is when the boat is moving/rotating
-    QState *moving = new QState(machine->rootState());
+    QState *moving = new QState(machine);
 
     //This state is when the boat is moving from left to right
     MovementState *movement = new MovementState(this, moving);
@@ -132,7 +132,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem *
     machine->setInitialState(moving);
 
     //End
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     //If the moving animation is finished we move to the return state
     movement->addTransition(movement, SIGNAL(animationFinished()), rotation);
@@ -141,7 +141,7 @@ SubMarine::SubMarine(int type, const QString &name, int points, QGraphicsItem *
     rotation->addTransition(rotation, SIGNAL(animationFinished()), movement);
 
     //This state play the destroyed animation
-    QAnimationState *destroyedState = new QAnimationState(machine->rootState());
+    QAnimationState *destroyedState = new QAnimationState(machine);
     destroyedState->setAnimation(setupDestroyAnimation(this));
 
     //Play a nice animation when the submarine is destroyed
diff --git a/examples/animation/sub-attaq/torpedo.cpp b/examples/animation/sub-attaq/torpedo.cpp
index 5ef237a..fe79488 100644
--- a/examples/animation/sub-attaq/torpedo.cpp
+++ b/examples/animation/sub-attaq/torpedo.cpp
@@ -74,11 +74,11 @@ void Torpedo::launch()
     QStateMachine *machine = new QStateMachine(this);
 
     //This state is when the launch animation is playing
-    QAnimationState *launched = new QAnimationState(machine->rootState());
+    QAnimationState *launched = new QAnimationState(machine);
     launched->setAnimation(launchAnimation);
 
     //End
-    QFinalState *final = new QFinalState(machine->rootState());
+    QFinalState *final = new QFinalState(machine);
 
     machine->setInitialState(launched);