Long live Qt 4.5!

1 files changed, 2968 insertions, 0 deletions

diff --git a/tools/designer/src/lib/shared/qdesigner_command.cpp b/tools/designer/src/lib/shared/qdesigner_command.cpp
new file mode 100644
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+++ b/tools/designer/src/lib/shared/qdesigner_command.cpp
@@ -0,0 +1,2968 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the Qt Designer 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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qdesigner_command_p.h"
+#include "qdesigner_propertycommand_p.h"
+#include "qdesigner_utils_p.h"
+#include "layout_p.h"
+#include "qlayout_widget_p.h"
+#include "qdesigner_widget_p.h"
+#include "qdesigner_menu_p.h"
+#include "shared_enums_p.h"
+#include "metadatabase_p.h"
+#include "formwindowbase_p.h"
+#include <abstractformbuilder.h>
+
+#include <QtDesigner/QDesignerFormWindowInterface>
+#include <QtDesigner/QDesignerFormEditorInterface>
+#include <QtDesigner/QDesignerPropertySheetExtension>
+#include <QtDesigner/QDesignerActionEditorInterface>
+#include <QtDesigner/QDesignerPropertyEditorInterface>
+#include <QtDesigner/QExtensionManager>
+#include <QtDesigner/QDesignerContainerExtension>
+#include <QtDesigner/QDesignerLayoutDecorationExtension>
+#include <QtDesigner/QDesignerWidgetFactoryInterface>
+#include <QtDesigner/QDesignerObjectInspectorInterface>
+#include <QtDesigner/QDesignerIntegrationInterface>
+#include <QtDesigner/QDesignerFormWindowCursorInterface>
+#include <QtCore/qdebug.h>
+#include <QtCore/QTextStream>
+#include <QtCore/QQueue>
+
+#include <QtGui/QMenuBar>
+#include <QtGui/QStatusBar>
+#include <QtGui/QToolBar>
+#include <QtGui/QToolBox>
+#include <QtGui/QStackedWidget>
+#include <QtGui/QTabWidget>
+#include <QtGui/QTableWidget>
+#include <QtGui/QTreeWidget>
+#include <QtGui/QListWidget>
+#include <QtGui/QComboBox>
+#include <QtGui/QSplitter>
+#include <QtGui/QDockWidget>
+#include <QtGui/QMainWindow>
+#include <QtGui/QWizardPage>
+#include <QtGui/QApplication>
+#include <QtGui/QFormLayout>
+
+Q_DECLARE_METATYPE(QWidgetList)
+
+QT_BEGIN_NAMESPACE
+
+static inline void setPropertySheetWindowTitle(const QDesignerFormEditorInterface *core, QObject *o, const QString &t)
+{
+    if (QDesignerPropertySheetExtension *sheet = qt_extension<QDesignerPropertySheetExtension*>(core->extensionManager(), o)) {
+        const int idx = sheet->indexOf(QLatin1String("windowTitle"));
+        if (idx != -1) {
+            sheet->setProperty(idx, t);
+            sheet->setChanged(idx, true);
+        }
+    }
+}
+
+namespace qdesigner_internal {
+
+// Helpers for the dynamic properties that store Z/Widget order
+static const char *widgetOrderPropertyC = "_q_widgetOrder";
+static const char *zOrderPropertyC = "_q_zOrder";
+
+static void addToWidgetListDynamicProperty(QWidget *parentWidget, QWidget *widget, const char *name, int index = -1)
+{
+    QWidgetList list = qVariantValue<QWidgetList>(parentWidget->property(name));
+    list.removeAll(widget);
+    if (index >= 0 && index < list.size()) {
+        list.insert(index, widget);
+    } else {
+        list.append(widget);
+    }
+    parentWidget->setProperty(name, qVariantFromValue(list));
+}
+
+static int removeFromWidgetListDynamicProperty(QWidget *parentWidget, QWidget *widget, const char *name)
+{
+    QWidgetList list = qVariantValue<QWidgetList>(parentWidget->property(name));
+    const int firstIndex = list.indexOf(widget);
+    if (firstIndex != -1) {
+        list.removeAll(widget);
+        parentWidget->setProperty(name, qVariantFromValue(list));
+    }
+    return firstIndex;
+}
+
+// ---- InsertWidgetCommand ----
+InsertWidgetCommand::InsertWidgetCommand(QDesignerFormWindowInterface *formWindow)  :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_insertMode(QDesignerLayoutDecorationExtension::InsertWidgetMode),
+    m_layoutHelper(0),
+    m_widgetWasManaged(false)
+{
+}
+
+InsertWidgetCommand::~InsertWidgetCommand()
+{
+    delete m_layoutHelper;
+}
+
+void InsertWidgetCommand::init(QWidget *widget, bool already_in_form, int layoutRow, int layoutColumn)
+{
+    m_widget = widget;
+
+    setText(QApplication::translate("Command", "Insert '%1'").arg(widget->objectName()));
+
+    QWidget *parentWidget = m_widget->parentWidget();
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), parentWidget);
+
+    m_insertMode = deco ? deco->currentInsertMode() : QDesignerLayoutDecorationExtension::InsertWidgetMode;
+    if (layoutRow >= 0 && layoutColumn >= 0) {
+        m_cell.first = layoutRow;
+        m_cell.second = layoutColumn;
+    } else {
+        m_cell = deco ? deco->currentCell() : qMakePair(0, 0);
+    }
+    m_widgetWasManaged = already_in_form;
+}
+
+static void recursiveUpdate(QWidget *w)
+{
+    w->update();
+
+    const QObjectList &l = w->children();
+    const QObjectList::const_iterator cend = l.end();
+    for ( QObjectList::const_iterator it = l.begin(); it != cend; ++it) {
+        if (QWidget *w = qobject_cast<QWidget*>(*it))
+            recursiveUpdate(w);
+    }
+}
+
+void InsertWidgetCommand::redo()
+{
+    QWidget *parentWidget = m_widget->parentWidget();
+    Q_ASSERT(parentWidget);
+
+    addToWidgetListDynamicProperty(parentWidget, m_widget, widgetOrderPropertyC);
+    addToWidgetListDynamicProperty(parentWidget, m_widget, zOrderPropertyC);
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), parentWidget);
+
+    if (deco != 0) {
+        const LayoutInfo::Type type = LayoutInfo::layoutType(core, LayoutInfo::managedLayout(core, parentWidget));
+        m_layoutHelper = LayoutHelper::createLayoutHelper(type);
+        m_layoutHelper->pushState(core, parentWidget);
+        if (type == LayoutInfo::Grid) {
+            switch (m_insertMode) {
+                case QDesignerLayoutDecorationExtension::InsertRowMode: {
+                    deco->insertRow(m_cell.first);
+                } break;
+
+                case QDesignerLayoutDecorationExtension::InsertColumnMode: {
+                    deco->insertColumn(m_cell.second);
+                } break;
+
+                default: break;
+            } // end switch
+        }
+        deco->insertWidget(m_widget, m_cell);
+    }
+
+    if (!m_widgetWasManaged)
+        formWindow()->manageWidget(m_widget);
+    m_widget->show();
+    formWindow()->emitSelectionChanged();
+
+    if (parentWidget && parentWidget->layout()) {
+        recursiveUpdate(parentWidget);
+        parentWidget->layout()->invalidate();
+    }
+
+    refreshBuddyLabels();
+}
+
+void InsertWidgetCommand::undo()
+{
+    QWidget *parentWidget = m_widget->parentWidget();
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), parentWidget);
+
+    if (deco) {
+        deco->removeWidget(m_widget);
+        m_layoutHelper->popState(core, parentWidget);
+    }
+
+    if (!m_widgetWasManaged) {
+        formWindow()->unmanageWidget(m_widget);
+        m_widget->hide();
+    }
+
+    removeFromWidgetListDynamicProperty(parentWidget, m_widget, widgetOrderPropertyC);
+    removeFromWidgetListDynamicProperty(parentWidget, m_widget, zOrderPropertyC);
+
+    formWindow()->emitSelectionChanged();
+
+    refreshBuddyLabels();
+}
+
+void InsertWidgetCommand::refreshBuddyLabels()
+{
+    typedef QList<QLabel*> LabelList;
+
+    const LabelList label_list = qFindChildren<QLabel*>(formWindow());
+    if (label_list.empty())
+        return;
+
+    const QString buddyProperty = QLatin1String("buddy");
+    const QByteArray objectNameU8 = m_widget->objectName().toUtf8();
+    // Re-set the buddy (The sheet locates the object by name and sets it)
+    const LabelList::const_iterator cend = label_list.constEnd();
+    for (LabelList::const_iterator it = label_list.constBegin(); it != cend; ++it ) {
+        if (QDesignerPropertySheetExtension* sheet = propertySheet(*it)) {
+            const int idx = sheet->indexOf(buddyProperty);
+            if (idx != -1) {
+                const QVariant value = sheet->property(idx);
+                if (value.toByteArray() == objectNameU8)
+                    sheet->setProperty(idx, value);
+            }
+        }
+    }
+}
+
+// ---- ChangeZOrderCommand ----
+ChangeZOrderCommand::ChangeZOrderCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QString(), formWindow)
+{
+}
+
+void ChangeZOrderCommand::init(QWidget *widget)
+{
+    Q_ASSERT(widget);
+
+    m_widget = widget;
+
+    setText(QApplication::translate("Command", "Change Z-order of '%1'").arg(widget->objectName()));
+
+    m_oldParentZOrder = qVariantValue<QWidgetList>(widget->parentWidget()->property("_q_zOrder"));
+    const int index = m_oldParentZOrder.indexOf(m_widget);
+    if (index != -1 && index + 1 < m_oldParentZOrder.count())
+        m_oldPreceding = m_oldParentZOrder.at(index + 1);
+}
+
+void ChangeZOrderCommand::redo()
+{
+    m_widget->parentWidget()->setProperty("_q_zOrder", qVariantFromValue(reorderWidget(m_oldParentZOrder, m_widget)));
+
+    reorder(m_widget);
+}
+
+void ChangeZOrderCommand::undo()
+{
+    m_widget->parentWidget()->setProperty("_q_zOrder", qVariantFromValue(m_oldParentZOrder));
+
+    if (m_oldPreceding)
+        m_widget->stackUnder(m_oldPreceding);
+    else
+        m_widget->raise();
+}
+
+// ---- RaiseWidgetCommand ----
+RaiseWidgetCommand::RaiseWidgetCommand(QDesignerFormWindowInterface *formWindow)
+    : ChangeZOrderCommand(formWindow)
+{
+}
+
+void RaiseWidgetCommand::init(QWidget *widget)
+{
+    ChangeZOrderCommand::init(widget);
+    setText(QApplication::translate("Command", "Raise '%1'").arg(widget->objectName()));
+}
+
+QWidgetList RaiseWidgetCommand::reorderWidget(const QWidgetList &list, QWidget *widget) const
+{
+    QWidgetList l = list;
+    l.removeAll(widget);
+    l.append(widget);
+    return l;
+}
+
+void RaiseWidgetCommand::reorder(QWidget *widget) const
+{
+    widget->raise();
+}
+
+// ---- LowerWidgetCommand ----
+LowerWidgetCommand::LowerWidgetCommand(QDesignerFormWindowInterface *formWindow)
+    : ChangeZOrderCommand(formWindow)
+{
+}
+
+QWidgetList LowerWidgetCommand::reorderWidget(const QWidgetList &list, QWidget *widget) const
+{
+    QWidgetList l = list;
+    l.removeAll(widget);
+    l.prepend(widget);
+    return l;
+}
+
+void LowerWidgetCommand::init(QWidget *widget)
+{
+    ChangeZOrderCommand::init(widget);
+    setText(QApplication::translate("Command", "Lower '%1'").arg(widget->objectName()));
+}
+
+void LowerWidgetCommand::reorder(QWidget *widget) const
+{
+    widget->lower();
+}
+
+// ---- ManageWidgetCommandHelper
+ManageWidgetCommandHelper::ManageWidgetCommandHelper() :
+    m_widget(0)
+{
+}
+
+void ManageWidgetCommandHelper::init(const QDesignerFormWindowInterface *fw, QWidget *widget)
+{
+    m_widget = widget;
+    m_managedChildren.clear();
+
+    const QWidgetList children = qFindChildren<QWidget *>(m_widget);
+    if (children.empty())
+        return;
+
+    m_managedChildren.reserve(children.size());
+    const QWidgetList::const_iterator lcend = children.constEnd();
+    for (QWidgetList::const_iterator it = children.constBegin(); it != lcend; ++it)
+        if (fw->isManaged(*it))
+            m_managedChildren.push_back(*it);
+}
+
+void ManageWidgetCommandHelper::init(QWidget *widget, const WidgetVector &managedChildren)
+{
+    m_widget = widget;
+    m_managedChildren = managedChildren;
+}
+
+void ManageWidgetCommandHelper::manage(QDesignerFormWindowInterface *fw)
+{
+    // Manage the managed children after parent
+    fw->manageWidget(m_widget);
+    if (!m_managedChildren.empty()) {
+        const WidgetVector::const_iterator lcend = m_managedChildren.constEnd();
+        for (WidgetVector::const_iterator it = m_managedChildren.constBegin(); it != lcend; ++it)
+            fw->manageWidget(*it);
+    }
+}
+
+void ManageWidgetCommandHelper::unmanage(QDesignerFormWindowInterface *fw)
+{
+    // Unmanage the managed children first
+    if (!m_managedChildren.empty()) {
+        const WidgetVector::const_iterator lcend = m_managedChildren.constEnd();
+        for (WidgetVector::const_iterator it = m_managedChildren.constBegin(); it != lcend; ++it)
+            fw->unmanageWidget(*it);
+    }
+    fw->unmanageWidget(m_widget);
+}
+
+// ---- DeleteWidgetCommand ----
+DeleteWidgetCommand::DeleteWidgetCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_layoutType(LayoutInfo::NoLayout),
+    m_layoutHelper(0),
+    m_flags(0),
+    m_splitterIndex(-1),
+    m_layoutSimplified(false),
+    m_formItem(0),
+    m_tabOrderIndex(-1),
+    m_widgetOrderIndex(-1),
+    m_zOrderIndex(-1)
+{
+}
+
+DeleteWidgetCommand::~DeleteWidgetCommand()
+{
+    delete  m_layoutHelper;
+}
+
+void DeleteWidgetCommand::init(QWidget *widget, unsigned flags)
+{
+    m_widget = widget;
+    m_parentWidget = widget->parentWidget();
+    m_geometry = widget->geometry();
+    m_flags = flags;
+    m_layoutType = LayoutInfo::NoLayout;
+    m_splitterIndex = -1;
+    bool isManaged; // Check for a managed layout
+    QLayout *layout;
+    m_layoutType = LayoutInfo::laidoutWidgetType(formWindow()->core(), m_widget, &isManaged, &layout);
+    if (!isManaged)
+        m_layoutType = LayoutInfo::NoLayout;
+    switch (m_layoutType) {
+    case LayoutInfo::HSplitter:
+    case LayoutInfo::VSplitter: {
+        QSplitter *splitter = qobject_cast<QSplitter *>(m_parentWidget);
+        Q_ASSERT(splitter);
+        m_splitterIndex = splitter->indexOf(widget);
+    }
+        break;
+    case LayoutInfo::NoLayout:
+        break;
+    default:
+        m_layoutHelper = LayoutHelper::createLayoutHelper(m_layoutType);
+        m_layoutPosition = m_layoutHelper->itemInfo(layout, m_widget);
+        break;
+    }
+
+    m_formItem = formWindow()->core()->metaDataBase()->item(formWindow());
+    m_tabOrderIndex = m_formItem->tabOrder().indexOf(widget);
+
+    // Build the list of managed children
+    m_manageHelper.init(formWindow(), m_widget);
+
+    setText(QApplication::translate("Command", "Delete '%1'").arg(widget->objectName()));
+}
+
+void DeleteWidgetCommand::redo()
+{
+    formWindow()->clearSelection();
+    QDesignerFormEditorInterface *core = formWindow()->core();
+
+    if (QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_parentWidget)) {
+        const int count = c->count();
+        for (int i=0; i<count; ++i) {
+            if (c->widget(i) == m_widget) {
+                c->remove(i);
+                return;
+            }
+        }
+    }
+
+    m_widgetOrderIndex = removeFromWidgetListDynamicProperty(m_parentWidget, m_widget, widgetOrderPropertyC);
+    m_zOrderIndex = removeFromWidgetListDynamicProperty(m_parentWidget, m_widget, zOrderPropertyC);
+
+    if (QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), m_parentWidget))
+        deco->removeWidget(m_widget);
+
+    if (m_layoutHelper)
+        switch (m_layoutType) {
+        case LayoutInfo::NoLayout:
+        case LayoutInfo::HSplitter:
+        case LayoutInfo::VSplitter:
+            break;
+        default:
+            // Attempt to simplify grids if a row/column becomes empty
+            m_layoutSimplified = (m_flags & DoNotSimplifyLayout) ? false : m_layoutHelper->canSimplify(core, m_parentWidget, m_layoutPosition);
+            if (m_layoutSimplified) {
+                m_layoutHelper->pushState(core, m_parentWidget);
+                m_layoutHelper->simplify(core, m_parentWidget, m_layoutPosition);
+            }
+            break;
+        }
+
+    if (!(m_flags & DoNotUnmanage))
+        m_manageHelper.unmanage(formWindow());
+
+    m_widget->setParent(formWindow());
+    m_widget->hide();
+
+    if (m_tabOrderIndex != -1) {
+        QList<QWidget*> tab_order = m_formItem->tabOrder();
+        tab_order.removeAt(m_tabOrderIndex);
+        m_formItem->setTabOrder(tab_order);
+    }
+}
+
+void DeleteWidgetCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    formWindow()->clearSelection();
+
+    m_widget->setParent(m_parentWidget);
+
+    if (QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_parentWidget)) {
+        c->addWidget(m_widget);
+        return;
+    }
+
+    addToWidgetListDynamicProperty(m_parentWidget, m_widget, widgetOrderPropertyC, m_widgetOrderIndex);
+    addToWidgetListDynamicProperty(m_parentWidget, m_widget, zOrderPropertyC, m_zOrderIndex);
+
+    m_widget->setGeometry(m_geometry);
+
+    if (!(m_flags & DoNotUnmanage))
+        m_manageHelper.manage(formWindow());
+    // ### set up alignment
+    switch (m_layoutType) {
+    case LayoutInfo::NoLayout:
+        break;
+    case LayoutInfo::HSplitter:
+    case LayoutInfo::VSplitter: {
+        QSplitter *splitter = qobject_cast<QSplitter *>(m_widget->parent());
+        Q_ASSERT(splitter);
+        splitter->insertWidget(m_splitterIndex, m_widget);
+    } break;
+    default: {
+        Q_ASSERT(m_layoutHelper);
+        if (m_layoutSimplified)
+            m_layoutHelper->popState(core, m_parentWidget);
+        QLayout *layout = LayoutInfo::managedLayout(core, m_parentWidget);
+        Q_ASSERT(m_layoutType == LayoutInfo::layoutType(core, layout));
+        m_layoutHelper->insertWidget(layout, m_layoutPosition, m_widget);
+    }
+        break;
+    }
+
+    m_widget->show();
+
+    if (m_tabOrderIndex != -1) {
+        QList<QWidget*> tab_order = m_formItem->tabOrder();
+        tab_order.insert(m_tabOrderIndex, m_widget);
+        m_formItem->setTabOrder(tab_order);
+    }
+}
+
+// ---- ReparentWidgetCommand ----
+ReparentWidgetCommand::ReparentWidgetCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QString(), formWindow)
+{
+}
+
+void ReparentWidgetCommand::init(QWidget *widget, QWidget *parentWidget)
+{
+    Q_ASSERT(widget);
+
+    m_widget = widget;
+    m_oldParentWidget = widget->parentWidget();
+    m_newParentWidget = parentWidget;
+
+    m_oldPos = m_widget->pos();
+    m_newPos = m_newParentWidget->mapFromGlobal(m_oldParentWidget->mapToGlobal(m_oldPos));
+
+    setText(QApplication::translate("Command", "Reparent '%1'").arg(widget->objectName()));
+
+    m_oldParentList = qVariantValue<QWidgetList>(m_oldParentWidget->property("_q_widgetOrder"));
+    m_oldParentZOrder = qVariantValue<QWidgetList>(m_oldParentWidget->property("_q_zOrder"));
+}
+
+void ReparentWidgetCommand::redo()
+{
+    m_widget->setParent(m_newParentWidget);
+    m_widget->move(m_newPos);
+
+    QWidgetList oldList = m_oldParentList;
+    oldList.removeAll(m_widget);
+    m_oldParentWidget->setProperty("_q_widgetOrder", qVariantFromValue(oldList));
+
+    QWidgetList newList = qVariantValue<QWidgetList>(m_newParentWidget->property("_q_widgetOrder"));
+    newList.append(m_widget);
+    m_newParentWidget->setProperty("_q_widgetOrder", qVariantFromValue(newList));
+
+    QWidgetList oldZOrder = m_oldParentZOrder;
+    oldZOrder.removeAll(m_widget);
+    m_oldParentWidget->setProperty("_q_zOrder", qVariantFromValue(oldZOrder));
+
+    QWidgetList newZOrder = qVariantValue<QWidgetList>(m_newParentWidget->property("_q_zOrder"));
+    newZOrder.append(m_widget);
+    m_newParentWidget->setProperty("_q_zOrder", qVariantFromValue(newZOrder));
+
+    m_widget->show();
+    core()->objectInspector()->setFormWindow(formWindow());
+}
+
+void ReparentWidgetCommand::undo()
+{
+    m_widget->setParent(m_oldParentWidget);
+    m_widget->move(m_oldPos);
+
+    m_oldParentWidget->setProperty("_q_widgetOrder", qVariantFromValue(m_oldParentList));
+
+    QWidgetList newList = qVariantValue<QWidgetList>(m_newParentWidget->property("_q_widgetOrder"));
+    newList.removeAll(m_widget);
+    m_newParentWidget->setProperty("_q_widgetOrder", qVariantFromValue(newList));
+
+    m_oldParentWidget->setProperty("_q_zOrder", qVariantFromValue(m_oldParentZOrder));
+
+    QWidgetList newZOrder = qVariantValue<QWidgetList>(m_newParentWidget->property("_q_zOrder"));
+    m_newParentWidget->setProperty("_q_zOrder", qVariantFromValue(newZOrder));
+
+    m_widget->show();
+    core()->objectInspector()->setFormWindow(formWindow());
+}
+
+PromoteToCustomWidgetCommand::PromoteToCustomWidgetCommand
+                                (QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Promote to custom widget"), formWindow)
+{
+}
+
+void PromoteToCustomWidgetCommand::init(const WidgetList &widgets,const QString &customClassName)
+{
+    m_widgets = widgets;
+    m_customClassName = customClassName;
+}
+
+void PromoteToCustomWidgetCommand::redo()
+{
+    foreach (QWidget *w, m_widgets) {
+        if (w)
+            promoteWidget(core(), w, m_customClassName);
+    }
+    updateSelection();
+}
+
+void PromoteToCustomWidgetCommand::updateSelection()
+{
+    // Update class names in ObjectInspector, PropertyEditor
+    QDesignerFormWindowInterface *fw = formWindow();
+    QDesignerFormEditorInterface *core = fw->core();
+    core->objectInspector()->setFormWindow(fw);
+    if (QObject *o = core->propertyEditor()->object())
+        core->propertyEditor()->setObject(o);
+}
+
+void PromoteToCustomWidgetCommand::undo()
+{
+    foreach (QWidget *w, m_widgets) {
+        if (w)
+            demoteWidget(core(), w);
+    }
+    updateSelection();
+}
+
+// ---- DemoteFromCustomWidgetCommand ----
+
+DemoteFromCustomWidgetCommand::DemoteFromCustomWidgetCommand
+                                    (QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Demote from custom widget"), formWindow),
+    m_promote_cmd(formWindow)
+{
+}
+
+void DemoteFromCustomWidgetCommand::init(const WidgetList &promoted)
+{
+    m_promote_cmd.init(promoted, promotedCustomClassName(core(), promoted.front()));
+}
+
+void DemoteFromCustomWidgetCommand::redo()
+{
+    m_promote_cmd.undo();
+}
+
+void DemoteFromCustomWidgetCommand::undo()
+{
+    m_promote_cmd.redo();
+}
+
+// ----------  CursorSelectionState
+CursorSelectionState::CursorSelectionState()
+{
+}
+
+void CursorSelectionState::save(const QDesignerFormWindowInterface *formWindow)
+{
+    const QDesignerFormWindowCursorInterface *cursor = formWindow->cursor();
+    m_selection.clear();
+    m_current = cursor->current();
+    if (cursor->hasSelection()) {
+        const int count = cursor->selectedWidgetCount();
+        for(int i = 0; i < count; i++)
+            m_selection.push_back(cursor->selectedWidget(i));
+    }
+}
+
+void CursorSelectionState::restore(QDesignerFormWindowInterface *formWindow) const
+{
+    if (m_selection.empty()) {
+        formWindow->clearSelection(true);
+    } else {
+        // Select current as last
+        formWindow->clearSelection(false);
+        const WidgetPointerList::const_iterator cend = m_selection.constEnd();
+        for (WidgetPointerList::const_iterator it = m_selection.constBegin(); it != cend; ++it)
+            if (QWidget *w = *it)
+                if (w != m_current)
+                    formWindow->selectWidget(*it, true);
+        if (m_current)
+            formWindow->selectWidget(m_current, true);
+    }
+}
+
+// ---- LayoutCommand ----
+
+LayoutCommand::LayoutCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_setup(false)
+{
+}
+
+LayoutCommand::~LayoutCommand()
+{
+    delete m_layout;
+}
+
+void LayoutCommand::init(QWidget *parentWidget, const QWidgetList &widgets,
+                         LayoutInfo::Type layoutType, QWidget *layoutBase,
+                         bool reparentLayoutWidget)
+{
+    m_parentWidget = parentWidget;
+    m_widgets = widgets;
+    formWindow()->simplifySelection(&m_widgets);
+    m_layout = Layout::createLayout(widgets, parentWidget, formWindow(), layoutBase, layoutType);
+    m_layout->setReparentLayoutWidget(reparentLayoutWidget);
+
+    switch (layoutType) {
+    case LayoutInfo::Grid:
+        setText(QApplication::translate("Command", "Lay out using grid"));
+        break;
+    case LayoutInfo::VBox:
+        setText(QApplication::translate("Command", "Lay out vertically"));
+        break;
+    case LayoutInfo::HBox:
+        setText(QApplication::translate("Command", "Lay out horizontally"));
+        break;
+    default:
+        break;
+    }
+    // Delayed setup to avoid confusion in case we are chained
+    // with a BreakLayout in a morph layout macro
+    m_setup = false;
+}
+
+void LayoutCommand::redo()
+{
+    if (!m_setup) {
+        m_layout->setup();
+        m_cursorSelectionState.save(formWindow());
+        m_setup = true;
+    }
+    m_layout->doLayout();
+    core()->objectInspector()->setFormWindow(formWindow());
+}
+
+void LayoutCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+
+    QWidget *lb = m_layout->layoutBaseWidget();
+    QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), lb);
+    m_layout->undoLayout();
+    delete deco; // release the extension
+
+    // ### generalize (put in function)
+    if (!m_layoutBase && lb != 0 && !(qobject_cast<QLayoutWidget*>(lb) || qobject_cast<QSplitter*>(lb))) {
+        core->metaDataBase()->add(lb);
+        lb->show();
+    }
+    m_cursorSelectionState.restore(formWindow());
+    core->objectInspector()->setFormWindow(formWindow());
+}
+
+// ---- BreakLayoutCommand ----
+BreakLayoutCommand::BreakLayoutCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Break layout"), formWindow),
+    m_layoutHelper(0),
+    m_properties(0),
+    m_propertyMask(0)
+{
+}
+
+BreakLayoutCommand::~BreakLayoutCommand()
+{
+    delete m_layoutHelper;
+    delete m_layout;
+    delete m_properties;
+}
+
+const LayoutProperties *BreakLayoutCommand::layoutProperties() const
+{
+    return m_properties;
+}
+
+int BreakLayoutCommand::propertyMask() const
+{
+    return m_propertyMask;
+}
+
+void BreakLayoutCommand::init(const QWidgetList &widgets, QWidget *layoutBase, bool reparentLayoutWidget)
+{
+    enum Type { SplitterLayout, LayoutHasMarginSpacing, LayoutHasState };
+
+    const QDesignerFormEditorInterface *core = formWindow()->core();
+    m_widgets = widgets;
+    m_layoutBase = core->widgetFactory()->containerOfWidget(layoutBase);
+    QLayout *layoutToBeBroken;
+    const LayoutInfo::Type layoutType = LayoutInfo::managedLayoutType(core, m_layoutBase, &layoutToBeBroken);
+    m_layout = Layout::createLayout(widgets, m_layoutBase, formWindow(), layoutBase, layoutType);
+    m_layout->setReparentLayoutWidget(reparentLayoutWidget);
+
+    Type type = LayoutHasState;
+    switch (layoutType) {
+    case LayoutInfo::NoLayout:
+    case LayoutInfo::HSplitter:
+    case LayoutInfo::VSplitter:
+        type = SplitterLayout;
+        break;
+    case LayoutInfo::HBox:
+    case LayoutInfo::VBox: // Margin/spacing need to be saved
+        type = LayoutHasMarginSpacing;
+        break;
+    default: // Margin/spacing need to be saved + has a state (empty rows/columns of a grid)
+        type = LayoutHasState;
+        break;
+    }
+    Q_ASSERT(m_layout != 0);
+    m_layout->sort();
+
+
+    if (type >= LayoutHasMarginSpacing) {
+        m_properties = new LayoutProperties;
+        m_propertyMask = m_properties->fromPropertySheet(core, layoutToBeBroken, LayoutProperties::AllProperties);
+    }
+    if (type >= LayoutHasState)
+         m_layoutHelper = LayoutHelper::createLayoutHelper(layoutType);
+    m_cursorSelectionState.save(formWindow());
+}
+
+void BreakLayoutCommand::redo()
+{
+    if (!m_layout)
+        return;
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QWidget *lb = m_layout->layoutBaseWidget();
+    QDesignerLayoutDecorationExtension *deco = qt_extension<QDesignerLayoutDecorationExtension*>(core->extensionManager(), lb);
+    formWindow()->clearSelection(false);
+    if (m_layoutHelper)
+        m_layoutHelper->pushState(core, m_layoutBase);
+    m_layout->breakLayout();
+    delete deco; // release the extension
+
+    foreach (QWidget *widget, m_widgets) {
+        widget->resize(widget->size().expandedTo(QSize(16, 16)));
+    }
+    // Update unless we are in an intermediate state of morphing layout
+    // in which a QLayoutWidget will have no layout at all.
+    if (m_layout->reparentLayoutWidget())
+        core->objectInspector()->setFormWindow(formWindow());
+}
+
+void BreakLayoutCommand::undo()
+{
+    if (!m_layout)
+        return;
+
+    formWindow()->clearSelection(false);
+    m_layout->doLayout();
+    if (m_layoutHelper)
+        m_layoutHelper->popState(formWindow()->core(), m_layoutBase);
+
+    QLayout *layoutToRestored = LayoutInfo::managedLayout(formWindow()->core(), m_layoutBase);
+    if (m_properties && m_layoutBase && layoutToRestored)
+        m_properties->toPropertySheet(formWindow()->core(), layoutToRestored, m_propertyMask);
+     m_cursorSelectionState.restore(formWindow());
+    core()->objectInspector()->setFormWindow(formWindow());
+}
+// ---- SimplifyLayoutCommand
+SimplifyLayoutCommand::SimplifyLayoutCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Simplify Grid Layout"), formWindow),
+    m_area(0, 0, 32767, 32767),
+    m_layoutBase(0),
+    m_layoutHelper(0),
+    m_layoutSimplified(false)
+{
+}
+
+SimplifyLayoutCommand::~SimplifyLayoutCommand()
+{
+    delete m_layoutHelper;
+}
+
+bool SimplifyLayoutCommand::canSimplify(QDesignerFormEditorInterface *core, const QWidget *w, int *layoutType)
+{
+    if (!w)
+        return false;
+    QLayout *layout;
+    const LayoutInfo::Type type = LayoutInfo::managedLayoutType(core, w, &layout);
+    if (layoutType)
+        *layoutType = type;
+    if (!layout)
+        return false;
+    switch (type) { // Known negatives
+    case LayoutInfo::NoLayout:
+    case LayoutInfo::UnknownLayout:
+    case LayoutInfo::HSplitter:
+    case LayoutInfo::VSplitter:
+    case LayoutInfo::HBox:
+    case LayoutInfo::VBox:
+        return false;
+    default:
+        break;
+    }
+    switch (type) {
+    case LayoutInfo::Grid:
+        return QLayoutSupport::canSimplifyQuickCheck(qobject_cast<QGridLayout*>(layout));
+    case LayoutInfo::Form:
+        return QLayoutSupport::canSimplifyQuickCheck(qobject_cast<const QFormLayout*>(layout));
+    default:
+        break;
+    }
+    return false;
+}
+
+bool SimplifyLayoutCommand::init(QWidget *layoutBase)
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    m_layoutSimplified = false;
+    int type;
+    if (canSimplify(core, layoutBase, &type)) {
+        m_layoutBase = layoutBase;
+        m_layoutHelper = LayoutHelper::createLayoutHelper(type);
+        m_layoutSimplified = m_layoutHelper->canSimplify(core, layoutBase, m_area);
+    }
+    return m_layoutSimplified;
+}
+
+void SimplifyLayoutCommand::redo()
+{
+    const QDesignerFormEditorInterface *core = formWindow()->core();
+    if (m_layoutSimplified) {
+        m_layoutHelper->pushState(core, m_layoutBase);
+        m_layoutHelper->simplify(core, m_layoutBase, m_area);
+    }
+}
+void SimplifyLayoutCommand::undo()
+{
+    if (m_layoutSimplified)
+         m_layoutHelper->popState(formWindow()->core(), m_layoutBase);
+}
+
+// ---- ToolBoxCommand ----
+ToolBoxCommand::ToolBoxCommand(QDesignerFormWindowInterface *formWindow)  :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_index(-1)
+{
+}
+
+ToolBoxCommand::~ToolBoxCommand()
+{
+}
+
+void ToolBoxCommand::init(QToolBox *toolBox)
+{
+    m_toolBox = toolBox;
+    m_index = m_toolBox->currentIndex();
+    m_widget = m_toolBox->widget(m_index);
+    m_itemText = m_toolBox->itemText(m_index);
+    m_itemIcon = m_toolBox->itemIcon(m_index);
+}
+
+void ToolBoxCommand::removePage()
+{
+    m_toolBox->removeItem(m_index);
+
+    m_widget->hide();
+    m_widget->setParent(formWindow());
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_toolBox, true);
+
+}
+
+void ToolBoxCommand::addPage()
+{
+    m_widget->setParent(m_toolBox);
+    m_toolBox->insertItem(m_index, m_widget, m_itemIcon, m_itemText);
+    m_toolBox->setCurrentIndex(m_index);
+
+    QDesignerPropertySheetExtension *sheet = qt_extension<QDesignerPropertySheetExtension*>(formWindow()->core()->extensionManager(), m_toolBox);
+    if (sheet) {
+        qdesigner_internal::PropertySheetStringValue itemText(m_itemText);
+        sheet->setProperty(sheet->indexOf(QLatin1String("currentItemText")), qVariantFromValue(itemText));
+    }
+
+    m_widget->show();
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_toolBox, true);
+}
+
+// ---- MoveToolBoxPageCommand ----
+MoveToolBoxPageCommand::MoveToolBoxPageCommand(QDesignerFormWindowInterface *formWindow) :
+    ToolBoxCommand(formWindow),
+    m_newIndex(-1),
+    m_oldIndex(-1)
+{
+}
+
+MoveToolBoxPageCommand::~MoveToolBoxPageCommand()
+{
+}
+
+void MoveToolBoxPageCommand::init(QToolBox *toolBox, QWidget *page, int newIndex)
+{
+    ToolBoxCommand::init(toolBox);
+    setText(QApplication::translate("Command", "Move Page"));
+
+    m_widget = page;
+    m_oldIndex = m_toolBox->indexOf(m_widget);
+    m_itemText = m_toolBox->itemText(m_oldIndex);
+    m_itemIcon = m_toolBox->itemIcon(m_oldIndex);
+    m_newIndex = newIndex;
+}
+
+void MoveToolBoxPageCommand::redo()
+{
+    m_toolBox->removeItem(m_oldIndex);
+    m_toolBox->insertItem(m_newIndex, m_widget, m_itemIcon, m_itemText);
+}
+
+void MoveToolBoxPageCommand::undo()
+{
+    m_toolBox->removeItem(m_newIndex);
+    m_toolBox->insertItem(m_oldIndex, m_widget, m_itemIcon, m_itemText);
+}
+
+// ---- DeleteToolBoxPageCommand ----
+DeleteToolBoxPageCommand::DeleteToolBoxPageCommand(QDesignerFormWindowInterface *formWindow)
+    : ToolBoxCommand(formWindow)
+{
+}
+
+DeleteToolBoxPageCommand::~DeleteToolBoxPageCommand()
+{
+}
+
+void DeleteToolBoxPageCommand::init(QToolBox *toolBox)
+{
+    ToolBoxCommand::init(toolBox);
+    setText(QApplication::translate("Command", "Delete Page"));
+}
+
+void DeleteToolBoxPageCommand::redo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+void DeleteToolBoxPageCommand::undo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+// ---- AddToolBoxPageCommand ----
+AddToolBoxPageCommand::AddToolBoxPageCommand(QDesignerFormWindowInterface *formWindow)
+    : ToolBoxCommand(formWindow)
+{
+}
+
+AddToolBoxPageCommand::~AddToolBoxPageCommand()
+{
+}
+
+void AddToolBoxPageCommand::init(QToolBox *toolBox)
+{
+    init(toolBox, InsertBefore);
+}
+
+void AddToolBoxPageCommand::init(QToolBox *toolBox, InsertionMode mode)
+{
+    m_toolBox = toolBox;
+
+    m_index = m_toolBox->currentIndex();
+    if (mode == InsertAfter)
+        m_index++;
+    m_widget = new QDesignerWidget(formWindow(), m_toolBox);
+    m_itemText = QApplication::translate("Command", "Page");
+    m_itemIcon = QIcon();
+    m_widget->setObjectName(QApplication::translate("Command", "page"));
+    formWindow()->ensureUniqueObjectName(m_widget);
+
+    setText(QApplication::translate("Command", "Insert Page"));
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    core->metaDataBase()->add(m_widget);
+}
+
+void AddToolBoxPageCommand::redo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+void AddToolBoxPageCommand::undo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+// ---- TabWidgetCommand ----
+TabWidgetCommand::TabWidgetCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_index(-1)
+{
+}
+
+TabWidgetCommand::~TabWidgetCommand()
+{
+}
+
+void TabWidgetCommand::init(QTabWidget *tabWidget)
+{
+    m_tabWidget = tabWidget;
+    m_index = m_tabWidget->currentIndex();
+    m_widget = m_tabWidget->widget(m_index);
+    m_itemText = m_tabWidget->tabText(m_index);
+    m_itemIcon = m_tabWidget->tabIcon(m_index);
+}
+
+void TabWidgetCommand::removePage()
+{
+    m_tabWidget->removeTab(m_index);
+
+    m_widget->hide();
+    m_widget->setParent(formWindow());
+    m_tabWidget->setCurrentIndex(qMin(m_index, m_tabWidget->count()));
+
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_tabWidget, true);
+}
+
+void TabWidgetCommand::addPage()
+{
+    m_widget->setParent(0);
+    m_tabWidget->insertTab(m_index, m_widget, m_itemIcon, m_itemText);
+    m_widget->show();
+    m_tabWidget->setCurrentIndex(m_index);
+
+    QDesignerPropertySheetExtension *sheet = qt_extension<QDesignerPropertySheetExtension*>(formWindow()->core()->extensionManager(), m_tabWidget);
+    if (sheet) {
+        qdesigner_internal::PropertySheetStringValue itemText(m_itemText);
+        sheet->setProperty(sheet->indexOf(QLatin1String("currentTabText")), qVariantFromValue(itemText));
+    }
+
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_tabWidget, true);
+}
+
+// ---- DeleteTabPageCommand ----
+DeleteTabPageCommand::DeleteTabPageCommand(QDesignerFormWindowInterface *formWindow)
+    : TabWidgetCommand(formWindow)
+{
+}
+
+DeleteTabPageCommand::~DeleteTabPageCommand()
+{
+}
+
+void DeleteTabPageCommand::init(QTabWidget *tabWidget)
+{
+    TabWidgetCommand::init(tabWidget);
+    setText(QApplication::translate("Command", "Delete Page"));
+}
+
+void DeleteTabPageCommand::redo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+void DeleteTabPageCommand::undo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+// ---- AddTabPageCommand ----
+AddTabPageCommand::AddTabPageCommand(QDesignerFormWindowInterface *formWindow)
+    : TabWidgetCommand(formWindow)
+{
+}
+
+AddTabPageCommand::~AddTabPageCommand()
+{
+}
+
+void AddTabPageCommand::init(QTabWidget *tabWidget)
+{
+    init(tabWidget, InsertBefore);
+}
+
+void AddTabPageCommand::init(QTabWidget *tabWidget, InsertionMode mode)
+{
+    m_tabWidget = tabWidget;
+
+    m_index = m_tabWidget->currentIndex();
+    if (mode == InsertAfter)
+        m_index++;
+    m_widget = new QDesignerWidget(formWindow(), m_tabWidget);
+    m_itemText = QApplication::translate("Command", "Page");
+    m_itemIcon = QIcon();
+    m_widget->setObjectName(QApplication::translate("Command", "tab"));
+    formWindow()->ensureUniqueObjectName(m_widget);
+
+    setText(QApplication::translate("Command", "Insert Page"));
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    core->metaDataBase()->add(m_widget);
+}
+
+void AddTabPageCommand::redo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+void AddTabPageCommand::undo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+// ---- MoveTabPageCommand ----
+MoveTabPageCommand::MoveTabPageCommand(QDesignerFormWindowInterface *formWindow) :
+    TabWidgetCommand(formWindow),
+    m_newIndex(-1),
+    m_oldIndex(-1)
+{
+}
+
+MoveTabPageCommand::~MoveTabPageCommand()
+{
+}
+
+void MoveTabPageCommand::init(QTabWidget *tabWidget, QWidget *page,
+                      const QIcon &icon, const QString &label,
+                      int index, int newIndex)
+{
+    TabWidgetCommand::init(tabWidget);
+    setText(QApplication::translate("Command", "Move Page"));
+
+    m_page = page;
+    m_newIndex = newIndex;
+    m_oldIndex = index;
+    m_label = label;
+    m_icon = icon;
+}
+
+void MoveTabPageCommand::redo()
+{
+    m_tabWidget->removeTab(m_oldIndex);
+    m_tabWidget->insertTab(m_newIndex, m_page, m_icon, m_label);
+    m_tabWidget->setCurrentIndex(m_newIndex);
+}
+
+void MoveTabPageCommand::undo()
+{
+    m_tabWidget->removeTab(m_newIndex);
+    m_tabWidget->insertTab(m_oldIndex, m_page, m_icon, m_label);
+    m_tabWidget->setCurrentIndex(m_oldIndex);
+}
+
+// ---- StackedWidgetCommand ----
+StackedWidgetCommand::StackedWidgetCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_index(-1)
+{
+}
+
+StackedWidgetCommand::~StackedWidgetCommand()
+{
+}
+
+void StackedWidgetCommand::init(QStackedWidget *stackedWidget)
+{
+    m_stackedWidget = stackedWidget;
+    m_index = m_stackedWidget->currentIndex();
+    m_widget = m_stackedWidget->widget(m_index);
+}
+
+void StackedWidgetCommand::removePage()
+{
+    m_stackedWidget->removeWidget(m_stackedWidget->widget(m_index));
+
+    m_widget->hide();
+    m_widget->setParent(formWindow());
+
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_stackedWidget, true);
+}
+
+void StackedWidgetCommand::addPage()
+{
+    m_stackedWidget->insertWidget(m_index, m_widget);
+
+    m_widget->show();
+    m_stackedWidget->setCurrentIndex(m_index);
+
+    formWindow()->clearSelection();
+    formWindow()->selectWidget(m_stackedWidget, true);
+}
+
+// ---- MoveStackedWidgetCommand ----
+MoveStackedWidgetCommand::MoveStackedWidgetCommand(QDesignerFormWindowInterface *formWindow) :
+    StackedWidgetCommand(formWindow),
+    m_newIndex(-1),
+    m_oldIndex(-1)
+{
+}
+
+MoveStackedWidgetCommand::~MoveStackedWidgetCommand()
+{
+}
+
+void MoveStackedWidgetCommand::init(QStackedWidget *stackedWidget, QWidget *page, int newIndex)
+{
+    StackedWidgetCommand::init(stackedWidget);
+    setText(QApplication::translate("Command", "Move Page"));
+
+    m_widget = page;
+    m_newIndex = newIndex;
+    m_oldIndex = m_stackedWidget->indexOf(m_widget);
+}
+
+void MoveStackedWidgetCommand::redo()
+{
+    m_stackedWidget->removeWidget(m_widget);
+    m_stackedWidget->insertWidget(m_newIndex, m_widget);
+}
+
+void MoveStackedWidgetCommand::undo()
+{
+    m_stackedWidget->removeWidget(m_widget);
+    m_stackedWidget->insertWidget(m_oldIndex, m_widget);
+}
+
+// ---- DeleteStackedWidgetPageCommand ----
+DeleteStackedWidgetPageCommand::DeleteStackedWidgetPageCommand(QDesignerFormWindowInterface *formWindow)
+    : StackedWidgetCommand(formWindow)
+{
+}
+
+DeleteStackedWidgetPageCommand::~DeleteStackedWidgetPageCommand()
+{
+}
+
+void DeleteStackedWidgetPageCommand::init(QStackedWidget *stackedWidget)
+{
+    StackedWidgetCommand::init(stackedWidget);
+    setText(QApplication::translate("Command", "Delete Page"));
+}
+
+void DeleteStackedWidgetPageCommand::redo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+void DeleteStackedWidgetPageCommand::undo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+// ---- AddStackedWidgetPageCommand ----
+AddStackedWidgetPageCommand::AddStackedWidgetPageCommand(QDesignerFormWindowInterface *formWindow)
+    : StackedWidgetCommand(formWindow)
+{
+}
+
+AddStackedWidgetPageCommand::~AddStackedWidgetPageCommand()
+{
+}
+
+void AddStackedWidgetPageCommand::init(QStackedWidget *stackedWidget)
+{
+    init(stackedWidget, InsertBefore);
+}
+
+void AddStackedWidgetPageCommand::init(QStackedWidget *stackedWidget, InsertionMode mode)
+{
+    m_stackedWidget = stackedWidget;
+
+    m_index = m_stackedWidget->currentIndex();
+    if (mode == InsertAfter)
+        m_index++;
+    m_widget = new QDesignerWidget(formWindow(), m_stackedWidget);
+    m_widget->setObjectName(QApplication::translate("Command", "page"));
+    formWindow()->ensureUniqueObjectName(m_widget);
+
+    setText(QApplication::translate("Command", "Insert Page"));
+
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    core->metaDataBase()->add(m_widget);
+}
+
+void AddStackedWidgetPageCommand::redo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+void AddStackedWidgetPageCommand::undo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+// ---- TabOrderCommand ----
+TabOrderCommand::TabOrderCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Change Tab order"), formWindow),
+      m_widgetItem(0)
+{
+}
+
+void TabOrderCommand::init(const QList<QWidget*> &newTabOrder)
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    Q_ASSERT(core);
+
+    m_widgetItem = core->metaDataBase()->item(formWindow());
+    Q_ASSERT(m_widgetItem);
+    m_oldTabOrder = m_widgetItem->tabOrder();
+    m_newTabOrder = newTabOrder;
+}
+
+void TabOrderCommand::redo()
+{
+    m_widgetItem->setTabOrder(m_newTabOrder);
+}
+
+void TabOrderCommand::undo()
+{
+    m_widgetItem->setTabOrder(m_oldTabOrder);
+}
+
+// ---- CreateMenuBarCommand ----
+CreateMenuBarCommand::CreateMenuBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Create Menu Bar"), formWindow)
+{
+}
+
+void CreateMenuBarCommand::init(QMainWindow *mainWindow)
+{
+    m_mainWindow = mainWindow;
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    m_menuBar = qobject_cast<QMenuBar*>(core->widgetFactory()->createWidget(QLatin1String("QMenuBar"), m_mainWindow));
+    core->widgetFactory()->initialize(m_menuBar);
+}
+
+void CreateMenuBarCommand::redo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c;
+    c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    c->addWidget(m_menuBar);
+
+    m_menuBar->setObjectName(QLatin1String("menuBar"));
+    formWindow()->ensureUniqueObjectName(m_menuBar);
+    core->metaDataBase()->add(m_menuBar);
+    formWindow()->emitSelectionChanged();
+    m_menuBar->setFocus();
+}
+
+void CreateMenuBarCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c;
+    c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    for (int i = 0; i < c->count(); ++i) {
+        if (c->widget(i) == m_menuBar) {
+            c->remove(i);
+            break;
+        }
+    }
+
+    core->metaDataBase()->remove(m_menuBar);
+    formWindow()->emitSelectionChanged();
+}
+
+// ---- DeleteMenuBarCommand ----
+DeleteMenuBarCommand::DeleteMenuBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Delete Menu Bar"), formWindow)
+{
+}
+
+void DeleteMenuBarCommand::init(QMenuBar *menuBar)
+{
+    m_menuBar = menuBar;
+    m_mainWindow = qobject_cast<QMainWindow*>(menuBar->parentWidget());
+}
+
+void DeleteMenuBarCommand::redo()
+{
+    if (m_mainWindow) {
+        QDesignerContainerExtension *c;
+        c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+        Q_ASSERT(c != 0);
+        for (int i=0; i<c->count(); ++i) {
+            if (c->widget(i) == m_menuBar) {
+                c->remove(i);
+                break;
+            }
+        }
+    }
+
+    core()->metaDataBase()->remove(m_menuBar);
+    m_menuBar->hide();
+    m_menuBar->setParent(formWindow());
+    formWindow()->emitSelectionChanged();
+}
+
+void DeleteMenuBarCommand::undo()
+{
+    if (m_mainWindow) {
+        m_menuBar->setParent(m_mainWindow);
+        QDesignerContainerExtension *c;
+        c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+
+        c->addWidget(m_menuBar);
+
+        core()->metaDataBase()->add(m_menuBar);
+        m_menuBar->show();
+        formWindow()->emitSelectionChanged();
+    }
+}
+
+// ---- CreateStatusBarCommand ----
+CreateStatusBarCommand::CreateStatusBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Create Status Bar"), formWindow)
+{
+}
+
+void CreateStatusBarCommand::init(QMainWindow *mainWindow)
+{
+    m_mainWindow = mainWindow;
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    m_statusBar = qobject_cast<QStatusBar*>(core->widgetFactory()->createWidget(QLatin1String("QStatusBar"), m_mainWindow));
+    core->widgetFactory()->initialize(m_statusBar);
+}
+
+void CreateStatusBarCommand::redo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c;
+    c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    c->addWidget(m_statusBar);
+
+    m_statusBar->setObjectName(QLatin1String("statusBar"));
+    formWindow()->ensureUniqueObjectName(m_statusBar);
+    core->metaDataBase()->add(m_statusBar);
+    formWindow()->emitSelectionChanged();
+}
+
+void CreateStatusBarCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    for (int i = 0; i < c->count(); ++i) {
+        if (c->widget(i) == m_statusBar) {
+            c->remove(i);
+            break;
+        }
+    }
+
+    core->metaDataBase()->remove(m_statusBar);
+    formWindow()->emitSelectionChanged();
+}
+
+// ---- DeleteStatusBarCommand ----
+DeleteStatusBarCommand::DeleteStatusBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Delete Status Bar"), formWindow)
+{
+}
+
+void DeleteStatusBarCommand::init(QStatusBar *statusBar)
+{
+    m_statusBar = statusBar;
+    m_mainWindow = qobject_cast<QMainWindow*>(statusBar->parentWidget());
+}
+
+void DeleteStatusBarCommand::redo()
+{
+    if (m_mainWindow) {
+        QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+        Q_ASSERT(c != 0);
+        for (int i=0; i<c->count(); ++i) {
+            if (c->widget(i) == m_statusBar) {
+                c->remove(i);
+                break;
+            }
+        }
+    }
+
+    core()->metaDataBase()->remove(m_statusBar);
+    m_statusBar->hide();
+    m_statusBar->setParent(formWindow());
+    formWindow()->emitSelectionChanged();
+}
+
+void DeleteStatusBarCommand::undo()
+{
+    if (m_mainWindow) {
+        m_statusBar->setParent(m_mainWindow);
+        QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+
+        c->addWidget(m_statusBar);
+
+        core()->metaDataBase()->add(m_statusBar);
+        m_statusBar->show();
+        formWindow()->emitSelectionChanged();
+    }
+}
+
+// ---- AddToolBarCommand ----
+AddToolBarCommand::AddToolBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Add Tool Bar"), formWindow)
+{
+}
+
+void AddToolBarCommand::init(QMainWindow *mainWindow)
+{
+    m_mainWindow = mainWindow;
+    QDesignerWidgetFactoryInterface * wf =  formWindow()->core()->widgetFactory();
+    // Pass on 0 parent first to avoid reparenting flicker.
+    m_toolBar = qobject_cast<QToolBar*>(wf->createWidget(QLatin1String("QToolBar"), 0));
+    wf->initialize(m_toolBar);
+    m_toolBar->hide();
+}
+
+void AddToolBarCommand::redo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    core->metaDataBase()->add(m_toolBar);
+
+    QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    c->addWidget(m_toolBar);
+
+    m_toolBar->setObjectName(QLatin1String("toolBar"));
+    formWindow()->ensureUniqueObjectName(m_toolBar);
+    setPropertySheetWindowTitle(core, m_toolBar, m_toolBar->objectName());
+    formWindow()->emitSelectionChanged();
+}
+
+void AddToolBarCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    core->metaDataBase()->remove(m_toolBar);
+    QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    for (int i = 0; i < c->count(); ++i) {
+        if (c->widget(i) == m_toolBar) {
+            c->remove(i);
+            break;
+        }
+    }
+    formWindow()->emitSelectionChanged();
+}
+
+// ---- DockWidgetCommand:: ----
+DockWidgetCommand::DockWidgetCommand(const QString &description, QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(description, formWindow)
+{
+}
+
+DockWidgetCommand::~DockWidgetCommand()
+{
+}
+
+void DockWidgetCommand::init(QDockWidget *dockWidget)
+{
+    m_dockWidget = dockWidget;
+}
+
+// ---- AddDockWidgetCommand ----
+AddDockWidgetCommand::AddDockWidgetCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Add Dock Window"), formWindow)
+{
+}
+
+void AddDockWidgetCommand::init(QMainWindow *mainWindow, QDockWidget *dockWidget)
+{
+    m_mainWindow = mainWindow;
+    m_dockWidget = dockWidget;
+}
+
+void AddDockWidgetCommand::init(QMainWindow *mainWindow)
+{
+    m_mainWindow = mainWindow;
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    m_dockWidget = qobject_cast<QDockWidget*>(core->widgetFactory()->createWidget(QLatin1String("QDockWidget"), m_mainWindow));
+}
+
+void AddDockWidgetCommand::redo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    c->addWidget(m_dockWidget);
+
+    m_dockWidget->setObjectName(QLatin1String("dockWidget"));
+    formWindow()->ensureUniqueObjectName(m_dockWidget);
+    formWindow()->manageWidget(m_dockWidget);
+    formWindow()->emitSelectionChanged();
+}
+
+void AddDockWidgetCommand::undo()
+{
+    QDesignerFormEditorInterface *core = formWindow()->core();
+    QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), m_mainWindow);
+    for (int i = 0; i < c->count(); ++i) {
+        if (c->widget(i) == m_dockWidget) {
+            c->remove(i);
+            break;
+        }
+    }
+
+    formWindow()->unmanageWidget(m_dockWidget);
+    formWindow()->emitSelectionChanged();
+}
+
+// ---- AdjustWidgetSizeCommand ----
+AdjustWidgetSizeCommand::AdjustWidgetSizeCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QString(), formWindow)
+{
+}
+
+void AdjustWidgetSizeCommand::init(QWidget *widget)
+{
+    m_widget = widget;
+    setText(QApplication::translate("Command", "Adjust Size of '%1'").arg(widget->objectName()));
+}
+
+QWidget *AdjustWidgetSizeCommand::widgetForAdjust() const
+{
+    QDesignerFormWindowInterface *fw = formWindow();
+    // Return the outer, embedding widget if it is the main container
+    if (Utils::isCentralWidget(fw, m_widget))
+        return fw->core()->integration()->containerWindow(m_widget);
+    return m_widget;
+}
+
+void AdjustWidgetSizeCommand::redo()
+{
+    QWidget *aw = widgetForAdjust();
+    m_geometry = aw->geometry();
+    QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
+    aw->adjustSize();
+    const bool isMainContainer = aw != m_widget;
+    if (!isMainContainer) {
+        /* When doing adjustsize on a selected non-laid out child that has been enlarged
+         * and pushed partially over the top/left edge[s], it is possible that it "disappears"
+         * when shrinking. In that case, move it back so that it remains visible. */
+        if (aw->parentWidget()->layout() == 0) {
+            const QRect contentsRect = aw->parentWidget()->contentsRect();
+            const QRect newGeometry = aw->geometry();
+            QPoint newPos = m_geometry.topLeft();
+            if (newGeometry.bottom() <= contentsRect.y())
+                newPos.setY(contentsRect.y());
+            if (newGeometry.right() <= contentsRect.x())
+                newPos.setX(contentsRect.x());
+            if (newPos != m_geometry.topLeft())
+                aw->move(newPos);
+        }
+    }
+    updatePropertyEditor();
+}
+
+void AdjustWidgetSizeCommand::undo()
+{
+    QWidget *aw = widgetForAdjust();
+    aw->resize(m_geometry.size());
+    if (m_geometry.topLeft() != aw->geometry().topLeft())
+        aw->move(m_geometry.topLeft());
+    updatePropertyEditor();
+}
+
+void AdjustWidgetSizeCommand::updatePropertyEditor() const
+{
+    if (QDesignerPropertyEditorInterface *propertyEditor = formWindow()->core()->propertyEditor()) {
+        if (propertyEditor->object() == m_widget)
+            propertyEditor->setPropertyValue(QLatin1String("geometry"), m_widget->geometry(), true);
+    }
+}
+// ------------  ChangeFormLayoutItemRoleCommand
+
+ChangeFormLayoutItemRoleCommand::ChangeFormLayoutItemRoleCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Change Form Layout Item Geometry"), formWindow),
+    m_operation(SpanningToLabel)
+{
+}
+
+void ChangeFormLayoutItemRoleCommand::init(QWidget *widget, Operation op)
+{
+    m_widget = widget;
+    m_operation = op;
+}
+
+void ChangeFormLayoutItemRoleCommand::redo()
+{
+    doOperation(m_operation);
+}
+
+void ChangeFormLayoutItemRoleCommand::undo()
+{
+    doOperation(reverseOperation(m_operation));
+}
+
+ChangeFormLayoutItemRoleCommand::Operation ChangeFormLayoutItemRoleCommand::reverseOperation(Operation op)
+{
+    switch (op) {
+    case SpanningToLabel:
+        return LabelToSpanning;
+    case SpanningToField:
+        return FieldToSpanning;
+    case LabelToSpanning:
+        return SpanningToLabel;
+    case FieldToSpanning:
+        return SpanningToField;
+    }
+    return SpanningToField;
+}
+
+void ChangeFormLayoutItemRoleCommand::doOperation(Operation op)
+{
+    QFormLayout *fl = ChangeFormLayoutItemRoleCommand::managedFormLayoutOf(formWindow()->core(), m_widget);
+    const int index = fl->indexOf(m_widget);
+    Q_ASSERT(index != -1);
+     int row;
+    QFormLayout::ItemRole role;
+    fl->getItemPosition (index, &row, &role);
+    Q_ASSERT(index != -1);
+    QLayoutItem *item = fl->takeAt(index);
+    const QRect area = QRect(0, row, 2, 1);
+    switch (op) {
+    case SpanningToLabel:
+        fl->setItem(row, QFormLayout::LabelRole, item);
+        QLayoutSupport::createEmptyCells(fl);
+        break;
+    case SpanningToField:
+        fl->setItem(row, QFormLayout::FieldRole, item);
+        QLayoutSupport::createEmptyCells(fl);
+        break;
+    case LabelToSpanning:
+    case FieldToSpanning:
+        QLayoutSupport::removeEmptyCells(fl, area);
+        fl->setItem(row, QFormLayout::SpanningRole, item);
+        break;
+    }
+}
+
+unsigned ChangeFormLayoutItemRoleCommand::possibleOperations(QDesignerFormEditorInterface *core, QWidget *w)
+{
+    QFormLayout *fl = managedFormLayoutOf(core, w);
+    if (!fl)
+        return 0;
+    const int index = fl->indexOf(w);
+    if (index == -1)
+        return 0;
+    int row, col, colspan;
+    getFormLayoutItemPosition(fl, index, &row, &col, 0, &colspan);
+    // Spanning item?
+    if (colspan > 1)
+        return SpanningToLabel|SpanningToField;
+    // Is the neighbouring column free, that is, can the current item be expanded?
+    const QFormLayout::ItemRole neighbouringRole = col == 0 ? QFormLayout::FieldRole : QFormLayout::LabelRole;
+    const bool empty = LayoutInfo::isEmptyItem(fl->itemAt(row, neighbouringRole));
+    if (empty)
+        return col == 0 ? LabelToSpanning : FieldToSpanning;
+    return 0;
+}
+
+QFormLayout *ChangeFormLayoutItemRoleCommand::managedFormLayoutOf(QDesignerFormEditorInterface *core, QWidget *w)
+{
+    if (QLayout *layout = LayoutInfo::managedLayout(core, w->parentWidget()))
+        if (QFormLayout *fl = qobject_cast<QFormLayout *>(layout))
+            return fl;
+    return 0;
+}
+
+// ---- ChangeLayoutItemGeometry ----
+ChangeLayoutItemGeometry::ChangeLayoutItemGeometry(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Change Layout Item Geometry"), formWindow)
+{
+}
+
+void ChangeLayoutItemGeometry::init(QWidget *widget, int row, int column, int rowspan, int colspan)
+{
+    m_widget = widget;
+    Q_ASSERT(m_widget->parentWidget() != 0);
+
+    QLayout *layout = LayoutInfo::managedLayout(formWindow()->core(), m_widget->parentWidget());
+    Q_ASSERT(layout != 0);
+
+    QGridLayout *grid = qobject_cast<QGridLayout*>(layout);
+    Q_ASSERT(grid != 0);
+
+    const int itemIndex = grid->indexOf(m_widget);
+    Q_ASSERT(itemIndex != -1);
+
+    int current_row, current_column, current_rowspan, current_colspan;
+    grid->getItemPosition(itemIndex, &current_row, &current_column, &current_rowspan, &current_colspan);
+
+    m_oldInfo.setRect(current_column, current_row, current_colspan, current_rowspan);
+    m_newInfo.setRect(column, row, colspan, rowspan);
+}
+
+void ChangeLayoutItemGeometry::changeItemPosition(const QRect &g)
+{
+    QLayout *layout = LayoutInfo::managedLayout(formWindow()->core(), m_widget->parentWidget());
+    Q_ASSERT(layout != 0);
+
+    QGridLayout *grid = qobject_cast<QGridLayout*>(layout);
+    Q_ASSERT(grid != 0);
+
+    const int itemIndex = grid->indexOf(m_widget);
+    Q_ASSERT(itemIndex != -1);
+
+    QLayoutItem *item = grid->takeAt(itemIndex);
+    delete item;
+
+    if (!QLayoutSupport::removeEmptyCells(grid, g))
+        qWarning() << "ChangeLayoutItemGeometry::changeItemPosition: Nonempty cell at " <<  g << '.';
+
+    grid->addWidget(m_widget, g.top(), g.left(), g.height(), g.width());
+
+    grid->invalidate();
+    grid->activate();
+
+    QLayoutSupport::createEmptyCells(grid);
+
+    formWindow()->clearSelection(false);
+    formWindow()->selectWidget(m_widget, true);
+}
+
+void ChangeLayoutItemGeometry::redo()
+{
+    changeItemPosition(m_newInfo);
+}
+
+void ChangeLayoutItemGeometry::undo()
+{
+    changeItemPosition(m_oldInfo);
+}
+
+// ---- ContainerWidgetCommand ----
+ContainerWidgetCommand::ContainerWidgetCommand(QDesignerFormWindowInterface *formWindow)  :
+    QDesignerFormWindowCommand(QString(), formWindow),
+    m_index(-1)
+{
+}
+
+ContainerWidgetCommand::~ContainerWidgetCommand()
+{
+}
+
+QDesignerContainerExtension *ContainerWidgetCommand::containerExtension() const
+{
+    QExtensionManager *mgr = core()->extensionManager();
+    return qt_extension<QDesignerContainerExtension*>(mgr, m_containerWidget);
+}
+
+void ContainerWidgetCommand::init(QWidget *containerWidget)
+{
+    m_containerWidget = containerWidget;
+
+    if (QDesignerContainerExtension *c = containerExtension()) {
+        m_index = c->currentIndex();
+        m_widget = c->widget(m_index);
+    }
+}
+
+void ContainerWidgetCommand::removePage()
+{
+    if (QDesignerContainerExtension *c = containerExtension()) {
+        if (const int count = c->count()) {
+            // Undo add after last?
+            const int deleteIndex = m_index >= 0 ? m_index : count - 1;
+            c->remove(deleteIndex);
+            m_widget->hide();
+            m_widget->setParent(formWindow());
+        }
+    }
+}
+
+void ContainerWidgetCommand::addPage()
+{
+    if (QDesignerContainerExtension *c = containerExtension()) {
+        int newCurrentIndex;
+        if (m_index >= 0) {
+            c->insertWidget(m_index, m_widget);
+            newCurrentIndex = m_index;
+        } else {
+            c->addWidget(m_widget);
+            newCurrentIndex = c->count() -1 ;
+        }
+        m_widget->show();
+        c->setCurrentIndex(newCurrentIndex);
+    }
+}
+
+// ---- DeleteContainerWidgetPageCommand ----
+DeleteContainerWidgetPageCommand::DeleteContainerWidgetPageCommand(QDesignerFormWindowInterface *formWindow)
+    : ContainerWidgetCommand(formWindow)
+{
+}
+
+DeleteContainerWidgetPageCommand::~DeleteContainerWidgetPageCommand()
+{
+}
+
+void DeleteContainerWidgetPageCommand::init(QWidget *containerWidget, ContainerType ct)
+{
+    ContainerWidgetCommand::init(containerWidget);
+    switch (ct) {
+    case WizardContainer:
+    case PageContainer:
+        setText(QApplication::translate("Command", "Delete Page"));
+        break;
+    case MdiContainer:
+        setText(QApplication::translate("Command", "Delete Subwindow"));
+        break;
+    }
+}
+
+void DeleteContainerWidgetPageCommand::redo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+void DeleteContainerWidgetPageCommand::undo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+// ---- AddContainerWidgetPageCommand ----
+AddContainerWidgetPageCommand::AddContainerWidgetPageCommand(QDesignerFormWindowInterface *formWindow)
+    : ContainerWidgetCommand(formWindow)
+{
+}
+
+AddContainerWidgetPageCommand::~AddContainerWidgetPageCommand()
+{
+}
+
+void AddContainerWidgetPageCommand::init(QWidget *containerWidget, ContainerType ct, InsertionMode mode)
+{
+    m_containerWidget = containerWidget;
+
+    if (QDesignerContainerExtension *c = containerExtension()) {
+        m_index = c->currentIndex();
+        if (m_index >= 0 && mode == InsertAfter)
+            m_index++;
+        m_widget = 0;
+        const QDesignerFormEditorInterface *core = formWindow()->core();
+        switch (ct) {
+        case PageContainer:
+            setText(QApplication::translate("Command", "Insert Page"));
+            m_widget = new QDesignerWidget(formWindow(), m_containerWidget);
+            m_widget->setObjectName(QApplication::translate("Command", "page"));
+            break;
+        case MdiContainer:
+            setText(QApplication::translate("Command", "Insert Subwindow"));
+            m_widget = new QDesignerWidget(formWindow(), m_containerWidget);
+            m_widget->setObjectName(QApplication::translate("Command", "subwindow"));
+            setPropertySheetWindowTitle(core, m_widget, QApplication::translate("Command", "Subwindow"));
+            break;
+        case WizardContainer: // Apply style, don't manage
+            m_widget = core->widgetFactory()->createWidget(QLatin1String("QWizardPage"), 0);
+            break;
+        }
+        formWindow()->ensureUniqueObjectName(m_widget);
+        core->metaDataBase()->add(m_widget);
+    }
+}
+
+void AddContainerWidgetPageCommand::redo()
+{
+    addPage();
+    cheapUpdate();
+}
+
+void AddContainerWidgetPageCommand::undo()
+{
+    removePage();
+    cheapUpdate();
+}
+
+ChangeCurrentPageCommand::ChangeCurrentPageCommand(QDesignerFormWindowInterface *formWindow)
+    :
+    QDesignerFormWindowCommand(QString(), formWindow), m_oldIndex(0), m_newIndex(0)
+{
+}
+
+ChangeCurrentPageCommand::~ChangeCurrentPageCommand()
+{
+}
+
+QDesignerContainerExtension *ChangeCurrentPageCommand::containerExtension() const
+{
+    QExtensionManager *mgr = core()->extensionManager();
+    return qt_extension<QDesignerContainerExtension*>(mgr, m_containerWidget);
+}
+
+void ChangeCurrentPageCommand::init(QWidget *containerWidget, int newIndex)
+{
+    m_containerWidget = containerWidget;
+
+    if (QDesignerContainerExtension *c = containerExtension()) {
+        m_newIndex = newIndex;
+        m_oldIndex = c->currentIndex();
+        m_widget = c->widget(m_oldIndex);
+    }
+}
+
+void ChangeCurrentPageCommand::redo()
+{
+    containerExtension()->setCurrentIndex(m_newIndex);
+}
+
+void ChangeCurrentPageCommand::undo()
+{
+    containerExtension()->setCurrentIndex(m_oldIndex);
+}
+
+static int itemRoles[] = {
+    Qt::DecorationPropertyRole,
+    Qt::DisplayPropertyRole,
+    Qt::ToolTipPropertyRole,
+    Qt::StatusTipPropertyRole,
+    Qt::WhatsThisPropertyRole,
+    Qt::FontRole,
+    Qt::TextAlignmentRole,
+    Qt::BackgroundRole,
+    Qt::ForegroundRole,
+    Qt::CheckStateRole,
+    -1
+};
+
+template<class T>
+static void copyRoleFromItem(ItemData *id, int role, const T *item)
+{
+    QVariant v = item->data(role);
+    if (v.isValid())
+        id->m_properties.insert(role, v);
+}
+
+template<class T>
+static void copyRolesFromItem(ItemData *id, const T *item, bool editor)
+{
+    static const int defaultFlags = T().flags();
+
+    for (int i = 0; itemRoles[i] != -1; i++)
+        copyRoleFromItem<T>(id, itemRoles[i], item);
+
+    if (editor)
+        copyRoleFromItem<T>(id, ItemFlagsShadowRole, item);
+    else if (item->flags() != defaultFlags)
+        id->m_properties.insert(ItemFlagsShadowRole, qVariantFromValue((int)item->flags()));
+}
+
+template<class T>
+static void copyRolesToItem(const ItemData *id, T *item, DesignerIconCache *iconCache, bool editor)
+{
+    QHash<int, QVariant>::const_iterator it = id->m_properties.constBegin(),
+            end = id->m_properties.constEnd();
+    for (; it != end; ++it)
+        if (it.value().isValid()) {
+            if (!editor && it.key() == ItemFlagsShadowRole) {
+                item->setFlags((Qt::ItemFlags)it.value().toInt());
+            } else {
+                item->setData(it.key(), it.value());
+                switch (it.key()) {
+                case Qt::DecorationPropertyRole:
+                    if (iconCache)
+                        item->setIcon(iconCache->icon(qVariantValue<PropertySheetIconValue>(it.value())));
+                    break;
+                case Qt::DisplayPropertyRole:
+                    item->setText(qVariantValue<PropertySheetStringValue>(it.value()).value());
+                    break;
+                case Qt::ToolTipPropertyRole:
+                    item->setToolTip(qVariantValue<PropertySheetStringValue>(it.value()).value());
+                    break;
+                case Qt::StatusTipPropertyRole:
+                    item->setStatusTip(qVariantValue<PropertySheetStringValue>(it.value()).value());
+                    break;
+                case Qt::WhatsThisPropertyRole:
+                    item->setWhatsThis(qVariantValue<PropertySheetStringValue>(it.value()).value());
+                    break;
+                }
+            }
+        }
+
+    if (editor)
+        item->setFlags(item->flags() | Qt::ItemIsEditable);
+}
+
+ItemData::ItemData(const QListWidgetItem *item, bool editor)
+{
+    copyRolesFromItem<QListWidgetItem>(this, item, editor);
+}
+
+QListWidgetItem *ItemData::createListItem(DesignerIconCache *iconCache, bool editor) const
+{
+    QListWidgetItem *item = new QListWidgetItem();
+    copyRolesToItem(this, item, iconCache, editor);
+    return item;
+}
+
+ItemData::ItemData(const QTableWidgetItem *item, bool editor)
+{
+    copyRolesFromItem(this, item, editor);
+}
+
+QTableWidgetItem *ItemData::createTableItem(DesignerIconCache *iconCache, bool editor) const
+{
+    QTableWidgetItem *item = new QTableWidgetItem;
+    copyRolesToItem(this, item, iconCache, editor);
+    return item;
+}
+
+static void copyRoleFromItem(ItemData *id, int role, const QTreeWidgetItem *item, int column)
+{
+    QVariant v = item->data(column, role);
+    if (v.isValid())
+        id->m_properties.insert(role, v);
+}
+
+ItemData::ItemData(const QTreeWidgetItem *item, int column)
+{
+    copyRoleFromItem(this, Qt::EditRole, item, column);
+    PropertySheetStringValue str(item->text(column));
+    m_properties.insert(Qt::DisplayPropertyRole, qVariantFromValue(str));
+
+    for (int i = 0; itemRoles[i] != -1; i++)
+        copyRoleFromItem(this, itemRoles[i], item, column);
+}
+
+void ItemData::fillTreeItemColumn(QTreeWidgetItem *item, int column, DesignerIconCache *iconCache) const
+{
+    QHash<int, QVariant>::const_iterator it = m_properties.constBegin(), end = m_properties.constEnd();
+    for (; it != end; ++it)
+        if (it.value().isValid()) {
+            item->setData(column, it.key(), it.value());
+            switch (it.key()) {
+            case Qt::DecorationPropertyRole:
+                if (iconCache)
+                    item->setIcon(column, iconCache->icon(qVariantValue<PropertySheetIconValue>(it.value())));
+                break;
+            case Qt::DisplayPropertyRole:
+                item->setText(column, qVariantValue<PropertySheetStringValue>(it.value()).value());
+                break;
+            case Qt::ToolTipPropertyRole:
+                item->setToolTip(column, qVariantValue<PropertySheetStringValue>(it.value()).value());
+                break;
+            case Qt::StatusTipPropertyRole:
+                item->setStatusTip(column, qVariantValue<PropertySheetStringValue>(it.value()).value());
+                break;
+            case Qt::WhatsThisPropertyRole:
+                item->setWhatsThis(column, qVariantValue<PropertySheetStringValue>(it.value()).value());
+                break;
+            }
+        }
+}
+
+ListContents::ListContents(const QTreeWidgetItem *item)
+{
+    for (int i = 0; i < item->columnCount(); i++)
+        m_items.append(ItemData(item, i));
+}
+
+QTreeWidgetItem *ListContents::createTreeItem(DesignerIconCache *iconCache) const
+{
+    QTreeWidgetItem *item = new QTreeWidgetItem;
+    int i = 0;
+    foreach (const ItemData &id, m_items)
+        id.fillTreeItemColumn(item, i++, iconCache);
+    return item;
+}
+
+void ListContents::createFromListWidget(const QListWidget *listWidget, bool editor)
+{
+    m_items.clear();
+
+    for (int i = 0; i < listWidget->count(); i++)
+        m_items.append(ItemData(listWidget->item(i), editor));
+}
+
+void ListContents::applyToListWidget(QListWidget *listWidget, DesignerIconCache *iconCache, bool editor) const
+{
+    listWidget->clear();
+
+    int i = 0;
+    foreach (const ItemData &entry, m_items) {
+        if (!entry.isValid())
+            new QListWidgetItem(TableWidgetContents::defaultHeaderText(i), listWidget);
+        else
+            listWidget->addItem(entry.createListItem(iconCache, editor));
+        i++;
+    }
+}
+
+void ListContents::createFromComboBox(const QComboBox *comboBox)
+{
+    m_items.clear();
+
+    const int count = comboBox->count();
+    for (int i = 0; i < count; i++) {
+        // We might encounter items added in a custom combo
+        // constructor. Ignore those.
+        const QVariant textValue = comboBox->itemData(i, Qt::DisplayPropertyRole);
+        if (!textValue.isNull()) {
+            ItemData entry;
+            entry.m_properties.insert(Qt::DisplayPropertyRole, textValue);
+            const QVariant iconValue =  comboBox->itemData(i, Qt::DecorationPropertyRole);
+            if (!iconValue.isNull())
+                entry.m_properties.insert(Qt::DecorationPropertyRole, iconValue);
+            m_items.append(entry);
+        }
+    }
+}
+
+void ListContents::applyToComboBox(QComboBox *comboBox, DesignerIconCache *iconCache) const
+{
+    comboBox->clear();
+
+    foreach (const ItemData &hash, m_items) {
+        QIcon icon;
+        if (iconCache)
+            icon = iconCache->icon(qVariantValue<PropertySheetIconValue>(
+                    hash.m_properties[Qt::DecorationPropertyRole]));
+        QVariant var = hash.m_properties[Qt::DisplayPropertyRole];
+        PropertySheetStringValue str = qVariantValue<PropertySheetStringValue>(var);
+        comboBox->addItem(icon, str.value());
+        comboBox->setItemData(comboBox->count() - 1,
+                              var,
+                              Qt::DisplayPropertyRole);
+        comboBox->setItemData(comboBox->count() - 1,
+                              hash.m_properties[Qt::DecorationPropertyRole],
+                              Qt::DecorationPropertyRole);
+    }
+}
+
+// --------- TableWidgetContents
+
+TableWidgetContents::TableWidgetContents() :
+    m_columnCount(0),
+    m_rowCount(0)
+{
+}
+
+void TableWidgetContents::clear()
+{
+    m_horizontalHeader.m_items.clear();
+    m_verticalHeader.m_items.clear();
+    m_items.clear();
+    m_columnCount = 0;
+    m_rowCount = 0;
+}
+
+QString TableWidgetContents::defaultHeaderText(int i)
+{
+    return QString::number(i + 1);
+}
+
+bool TableWidgetContents::nonEmpty(const QTableWidgetItem *item, int headerColumn)
+{
+    static int defaultFlags = QTableWidgetItem().flags();
+
+    if (item->flags() != defaultFlags)
+        return true;
+
+    QString text = qVariantValue<PropertySheetStringValue>(item->data(Qt::DisplayPropertyRole)).value();
+    if (!text.isEmpty()) {
+        if (headerColumn < 0 || text != defaultHeaderText(headerColumn))
+            return true;
+    } else {
+        // FIXME: This doesn't seem to make sense
+        return true;
+    }
+
+    for (int i = 0; itemRoles[i] != -1; i++)
+        if (itemRoles[i] != Qt::DisplayPropertyRole && item->data(itemRoles[i]).isValid())
+            return true;
+
+    return false;
+}
+
+void TableWidgetContents::insertHeaderItem(const QTableWidgetItem *item, int i, ListContents *header, bool editor)
+{
+    if (nonEmpty(item, i))
+        header->m_items.append(ItemData(item, editor));
+    else
+        header->m_items.append(ItemData());
+}
+
+void TableWidgetContents::fromTableWidget(const QTableWidget *tableWidget, bool editor)
+{
+    clear();
+    m_columnCount = tableWidget->columnCount();
+    m_rowCount = tableWidget->rowCount();
+    // horiz header: Legacy behaviour: auto-generate number for empty items
+    for (int col = 0; col <  m_columnCount; col++)
+        if (const QTableWidgetItem *item = tableWidget->horizontalHeaderItem(col))
+            insertHeaderItem(item, col, &m_horizontalHeader, editor);
+    // vertical header: Legacy behaviour: auto-generate number for empty items
+    for (int row = 0; row < m_rowCount; row++)
+        if (const QTableWidgetItem *item = tableWidget->verticalHeaderItem(row))
+            insertHeaderItem(item, row, &m_verticalHeader, editor);
+    // cell data
+    for (int col = 0; col < m_columnCount; col++)
+        for (int row = 0; row < m_rowCount; row++)
+            if (const QTableWidgetItem *item = tableWidget->item(row, col))
+                if (nonEmpty(item, -1))
+                    m_items.insert(CellRowColumnAddress(row, col), ItemData(item, editor));
+}
+
+void TableWidgetContents::applyToTableWidget(QTableWidget *tableWidget, DesignerIconCache *iconCache, bool editor) const
+{
+    tableWidget->clear();
+
+    tableWidget->setColumnCount(m_columnCount);
+    tableWidget->setRowCount(m_rowCount);
+
+    // horiz header
+    int col = 0;
+    foreach (const ItemData &id, m_horizontalHeader.m_items) {
+        if (id.isValid())
+            tableWidget->setHorizontalHeaderItem(col, id.createTableItem(iconCache, editor));
+        col++;
+    }
+    // vertical header
+    int row = 0;
+    foreach (const ItemData &id, m_verticalHeader.m_items) {
+        if (id.isValid())
+            tableWidget->setVerticalHeaderItem(row, id.createTableItem(iconCache, editor));
+        row++;
+    }
+    // items
+    const TableItemMap::const_iterator icend = m_items.constEnd();
+    for (TableItemMap::const_iterator it = m_items.constBegin(); it !=  icend; ++ it)
+        tableWidget->setItem(it.key().first, it.key().second, it.value().createTableItem(iconCache, editor));
+}
+
+bool TableWidgetContents::operator==(const TableWidgetContents &rhs) const
+{
+    if (m_columnCount != rhs.m_columnCount || m_rowCount !=  rhs.m_rowCount)
+        return false;
+
+    return m_horizontalHeader.m_items == rhs.m_horizontalHeader.m_items &&
+           m_verticalHeader.m_items == rhs.m_verticalHeader.m_items &&
+           m_items == rhs.m_items;
+}
+
+// ---- ChangeTableContentsCommand ----
+ChangeTableContentsCommand::ChangeTableContentsCommand(QDesignerFormWindowInterface *formWindow)  :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Change Table Contents"),
+    formWindow), m_iconCache(0)
+{
+    FormWindowBase *fwb = qobject_cast<FormWindowBase *>(formWindow);
+    if (fwb)
+        m_iconCache = fwb->iconCache();
+}
+
+void ChangeTableContentsCommand::init(QTableWidget *tableWidget,
+        const TableWidgetContents &oldCont, const TableWidgetContents &newCont)
+{
+    m_tableWidget = tableWidget;
+    m_oldContents = oldCont;
+    m_newContents = newCont;
+}
+
+void ChangeTableContentsCommand::redo()
+{
+    m_newContents.applyToTableWidget(m_tableWidget, m_iconCache, false);
+    QMetaObject::invokeMethod(m_tableWidget, "updateGeometries");
+}
+
+void ChangeTableContentsCommand::undo()
+{
+    m_oldContents.applyToTableWidget(m_tableWidget, m_iconCache, false);
+    QMetaObject::invokeMethod(m_tableWidget, "updateGeometries");
+}
+
+// --------- TreeWidgetContents
+TreeWidgetContents::ItemContents::ItemContents(const QTreeWidgetItem *item, bool editor) :
+    ListContents(item)
+{
+    static const int defaultFlags = QTreeWidgetItem().flags();
+
+    if (editor) {
+        QVariant v = item->data(0, ItemFlagsShadowRole);
+        m_itemFlags = v.isValid() ? v.toInt() : -1;
+    } else  {
+        m_itemFlags = (item->flags() != defaultFlags) ? (int)item->flags() : -1;
+    }
+
+    for (int i = 0; i < item->childCount(); i++)
+        m_children.append(ItemContents(item->child(i), editor));
+}
+
+QTreeWidgetItem *TreeWidgetContents::ItemContents::createTreeItem(DesignerIconCache *iconCache, bool editor) const
+{
+    QTreeWidgetItem *item = ListContents::createTreeItem(iconCache);
+
+    if (editor)
+        item->setFlags(item->flags() | Qt::ItemIsEditable);
+
+    if (m_itemFlags != -1) {
+        if (editor)
+            item->setData(0, ItemFlagsShadowRole, qVariantFromValue(m_itemFlags));
+        else
+            item->setFlags((Qt::ItemFlags)m_itemFlags);
+    }
+
+    foreach (const ItemContents &ic, m_children)
+        item->addChild(ic.createTreeItem(iconCache, editor));
+
+    return item;
+}
+
+bool TreeWidgetContents::ItemContents::operator==(const TreeWidgetContents::ItemContents &rhs) const
+{
+    return
+        m_itemFlags == rhs.m_itemFlags &&
+        m_items == rhs.m_items &&
+        m_children == rhs.m_children;
+}
+
+void TreeWidgetContents::clear()
+{
+    m_headerItem.m_items.clear();
+    m_rootItems.clear();
+}
+
+void TreeWidgetContents::fromTreeWidget(const QTreeWidget *treeWidget, bool editor)
+{
+    clear();
+    m_headerItem = ListContents(treeWidget->headerItem());
+    for (int col = 0; col < treeWidget->topLevelItemCount(); col++)
+        m_rootItems.append(ItemContents(treeWidget->topLevelItem(col), editor));
+}
+
+void TreeWidgetContents::applyToTreeWidget(QTreeWidget *treeWidget, DesignerIconCache *iconCache, bool editor) const
+{
+    treeWidget->clear();
+
+    treeWidget->setColumnCount(m_headerItem.m_items.count());
+    treeWidget->setHeaderItem(m_headerItem.createTreeItem(iconCache));
+    foreach (const ItemContents &ic, m_rootItems)
+        treeWidget->addTopLevelItem(ic.createTreeItem(iconCache, editor));
+    treeWidget->expandAll();
+}
+
+bool TreeWidgetContents::operator==(const TreeWidgetContents &rhs) const
+{
+    return
+        m_headerItem == rhs.m_headerItem &&
+        m_rootItems == rhs.m_rootItems;
+}
+
+// ---- ChangeTreeContentsCommand ----
+ChangeTreeContentsCommand::ChangeTreeContentsCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Change Tree Contents"), formWindow),
+        m_iconCache(0)
+{
+    FormWindowBase *fwb = qobject_cast<FormWindowBase *>(formWindow);
+    if (fwb)
+        m_iconCache = fwb->iconCache();
+}
+
+void ChangeTreeContentsCommand::init(QTreeWidget *treeWidget,
+        const TreeWidgetContents &oldState, const TreeWidgetContents &newState)
+{
+    m_treeWidget = treeWidget;
+    m_oldState = oldState;
+    m_newState = newState;
+}
+
+void ChangeTreeContentsCommand::redo()
+{
+    m_newState.applyToTreeWidget(m_treeWidget, m_iconCache, false);
+}
+
+void ChangeTreeContentsCommand::undo()
+{
+    m_oldState.applyToTreeWidget(m_treeWidget, m_iconCache, false);
+}
+
+// ---- ChangeListContentsCommand ----
+ChangeListContentsCommand::ChangeListContentsCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QString(), formWindow), m_iconCache(0)
+{
+    FormWindowBase *fwb = qobject_cast<FormWindowBase *>(formWindow);
+    if (fwb)
+        m_iconCache = fwb->iconCache();
+}
+
+void ChangeListContentsCommand::init(QListWidget *listWidget,
+        const ListContents &oldItems, const ListContents &items)
+{
+    m_listWidget = listWidget;
+    m_comboBox = 0;
+
+    m_newItemsState = items;
+    m_oldItemsState = oldItems;
+}
+
+void ChangeListContentsCommand::init(QComboBox *comboBox,
+        const ListContents &oldItems, const ListContents &items)
+{
+    m_listWidget = 0;
+    m_comboBox = comboBox;
+
+    m_newItemsState = items;
+    m_oldItemsState = oldItems;
+}
+
+void ChangeListContentsCommand::redo()
+{
+    if (m_listWidget)
+        m_newItemsState.applyToListWidget(m_listWidget, m_iconCache, false);
+    else if (m_comboBox)
+        m_newItemsState.applyToComboBox(m_comboBox, m_iconCache);
+}
+
+void ChangeListContentsCommand::undo()
+{
+    if (m_listWidget)
+        m_oldItemsState.applyToListWidget(m_listWidget, m_iconCache, false);
+    else if (m_comboBox)
+        m_oldItemsState.applyToComboBox(m_comboBox, m_iconCache);
+}
+
+// ---- AddActionCommand ----
+
+AddActionCommand::AddActionCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Add action"), formWindow)
+{
+    m_action = 0;
+}
+
+void AddActionCommand::init(QAction *action)
+{
+    Q_ASSERT(m_action == 0);
+    m_action = action;
+}
+
+void AddActionCommand::redo()
+{
+    core()->actionEditor()->setFormWindow(formWindow());
+    core()->actionEditor()->manageAction(m_action);
+}
+
+void AddActionCommand::undo()
+{
+    core()->actionEditor()->setFormWindow(formWindow());
+    core()->actionEditor()->unmanageAction(m_action);
+}
+
+// ---- RemoveActionCommand ----
+
+RemoveActionCommand::RemoveActionCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Remove action"), formWindow),
+    m_action(0)
+{
+}
+
+static RemoveActionCommand::ActionData findActionIn(QAction *action)
+{
+    RemoveActionCommand::ActionData result;
+    // We only want menus and toolbars, no toolbuttons.
+    foreach (QWidget *widget, action->associatedWidgets())
+        if (qobject_cast<const QMenu *>(widget) || qobject_cast<const QToolBar *>(widget)) {
+            const QList<QAction*> actionList = widget->actions();
+            const int size = actionList.size();
+            for (int i = 0; i < size; ++i) {
+                if (actionList.at(i) == action) {
+                    QAction *before = 0;
+                    if (i + 1 < size)
+                        before = actionList.at(i + 1);
+                    result.append(RemoveActionCommand::ActionDataItem(before, widget));
+                    break;
+                }
+            }
+        }
+    return result;
+}
+
+void RemoveActionCommand::init(QAction *action)
+{
+    Q_ASSERT(m_action == 0);
+    m_action = action;
+
+    m_actionData = findActionIn(action);
+}
+
+void RemoveActionCommand::redo()
+{
+    QDesignerFormWindowInterface *fw = formWindow();
+    foreach (const ActionDataItem &item, m_actionData) {
+        item.widget->removeAction(m_action);
+    }
+    // Notify components (for example, signal slot editor)
+    if (qdesigner_internal::FormWindowBase *fwb = qobject_cast<qdesigner_internal::FormWindowBase *>(fw))
+        fwb->emitObjectRemoved(m_action);
+
+    core()->actionEditor()->setFormWindow(fw);
+    core()->actionEditor()->unmanageAction(m_action);
+    if (!m_actionData.empty())
+        core()->objectInspector()->setFormWindow(fw);
+}
+
+void RemoveActionCommand::undo()
+{
+    core()->actionEditor()->setFormWindow(formWindow());
+    core()->actionEditor()->manageAction(m_action);
+    foreach (const ActionDataItem &item, m_actionData) {
+        item.widget->insertAction(item.before, m_action);
+    }
+    if (!m_actionData.empty())
+        core()->objectInspector()->setFormWindow(formWindow());
+}
+
+// ---- ActionInsertionCommand ----
+
+ActionInsertionCommand::ActionInsertionCommand(const QString &text, QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(text, formWindow),
+    m_parentWidget(0),
+    m_action(0),
+    m_beforeAction(0),
+    m_update(false)
+{
+}
+
+void ActionInsertionCommand::init(QWidget *parentWidget, QAction *action, QAction *beforeAction, bool update)
+{
+    Q_ASSERT(m_parentWidget == 0);
+    Q_ASSERT(m_action == 0);
+
+    m_parentWidget = parentWidget;
+    m_action = action;
+    m_beforeAction = beforeAction;
+    m_update = update;
+}
+
+void ActionInsertionCommand::insertAction()
+{
+    Q_ASSERT(m_action != 0);
+    Q_ASSERT(m_parentWidget != 0);
+
+    if (m_beforeAction)
+        m_parentWidget->insertAction(m_beforeAction, m_action);
+    else
+        m_parentWidget->addAction(m_action);
+
+    if (m_update) {
+        cheapUpdate();
+        if (QMenu *menu = m_action->menu())
+            selectUnmanagedObject(menu);
+        else
+            selectUnmanagedObject(m_action);
+        PropertyHelper::triggerActionChanged(m_action); // Update Used column in action editor.
+    }
+}
+void ActionInsertionCommand::removeAction()
+{
+    Q_ASSERT(m_action != 0);
+    Q_ASSERT(m_parentWidget != 0);
+
+    if (QDesignerMenu *menu = qobject_cast<QDesignerMenu*>(m_parentWidget))
+        menu->hideSubMenu();
+
+    m_parentWidget->removeAction(m_action);
+
+    if (m_update) {
+        cheapUpdate();
+        selectUnmanagedObject(m_parentWidget);
+        PropertyHelper::triggerActionChanged(m_action); // Update Used column in action editor.
+    }
+}
+
+InsertActionIntoCommand::InsertActionIntoCommand(QDesignerFormWindowInterface *formWindow) :
+    ActionInsertionCommand(QApplication::translate("Command", "Add action"), formWindow)
+{
+}
+// ---- RemoveActionFromCommand ----
+
+RemoveActionFromCommand::RemoveActionFromCommand(QDesignerFormWindowInterface *formWindow) :
+    ActionInsertionCommand(QApplication::translate("Command", "Remove action"), formWindow)
+{
+}
+
+// ---- AddMenuActionCommand ----
+
+MenuActionCommand::MenuActionCommand(const QString &text, QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(text, formWindow),
+    m_action(0),
+    m_actionBefore(0),
+    m_menuParent(0),
+    m_associatedWidget(0),
+    m_objectToSelect(0)
+{
+}
+
+void MenuActionCommand::init(QAction *action, QAction *actionBefore,
+                             QWidget *associatedWidget, QWidget *objectToSelect)
+{
+    QMenu *menu = action->menu();
+    Q_ASSERT(menu);
+    m_menuParent = menu->parentWidget();
+    m_action = action;
+    m_actionBefore = actionBefore;
+    m_associatedWidget = associatedWidget;
+    m_objectToSelect = objectToSelect;
+}
+
+void MenuActionCommand::insertMenu()
+{
+    core()->metaDataBase()->add(m_action);
+    QMenu *menu = m_action->menu();
+    if (m_menuParent && menu->parentWidget() != m_menuParent)
+        menu->setParent(m_menuParent);
+    core()->metaDataBase()->add(menu);
+    m_associatedWidget->insertAction(m_actionBefore, m_action);
+    cheapUpdate();
+    selectUnmanagedObject(menu);
+}
+
+void MenuActionCommand::removeMenu()
+{
+    m_action->menu()->setParent(0);
+    QMenu *menu = m_action->menu();
+    core()->metaDataBase()->remove(menu);
+    menu->setParent(0);
+    core()->metaDataBase()->remove(m_action);
+    m_associatedWidget->removeAction(m_action);
+    cheapUpdate();
+    selectUnmanagedObject(m_objectToSelect);
+}
+
+AddMenuActionCommand::AddMenuActionCommand(QDesignerFormWindowInterface *formWindow)  :
+    MenuActionCommand(QApplication::translate("Command", "Add menu"), formWindow)
+{
+}
+
+// ---- RemoveMenuActionCommand ----
+RemoveMenuActionCommand::RemoveMenuActionCommand(QDesignerFormWindowInterface *formWindow) :
+    MenuActionCommand(QApplication::translate("Command", "Remove menu"), formWindow)
+{
+}
+
+// ---- CreateSubmenuCommand ----
+CreateSubmenuCommand::CreateSubmenuCommand(QDesignerFormWindowInterface *formWindow) :
+    QDesignerFormWindowCommand(QApplication::translate("Command", "Create submenu"), formWindow),
+    m_action(0),
+    m_menu(0),
+    m_objectToSelect(0)
+{
+}
+
+void CreateSubmenuCommand::init(QDesignerMenu *menu, QAction *action, QObject *objectToSelect)
+{
+    m_menu = menu;
+    m_action = action;
+    m_objectToSelect = objectToSelect;
+}
+
+void CreateSubmenuCommand::redo()
+{
+    m_menu->createRealMenuAction(m_action);
+    cheapUpdate();
+    if (m_objectToSelect)
+        selectUnmanagedObject(m_objectToSelect);
+}
+
+void CreateSubmenuCommand::undo()
+{
+    m_menu->removeRealMenu(m_action);
+    cheapUpdate();
+    selectUnmanagedObject(m_menu);
+}
+
+// ---- DeleteToolBarCommand ----
+DeleteToolBarCommand::DeleteToolBarCommand(QDesignerFormWindowInterface *formWindow)
+    : QDesignerFormWindowCommand(QApplication::translate("Command", "Delete Tool Bar"), formWindow)
+{
+}
+
+void DeleteToolBarCommand::init(QToolBar *toolBar)
+{
+    m_toolBar = toolBar;
+    m_mainWindow = qobject_cast<QMainWindow*>(toolBar->parentWidget());
+}
+
+void DeleteToolBarCommand::redo()
+{
+    if (m_mainWindow) {
+        QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+        Q_ASSERT(c != 0);
+        for (int i=0; i<c->count(); ++i) {
+            if (c->widget(i) == m_toolBar) {
+                c->remove(i);
+                break;
+            }
+        }
+    }
+
+    core()->metaDataBase()->remove(m_toolBar);
+    m_toolBar->hide();
+    m_toolBar->setParent(formWindow());
+    formWindow()->emitSelectionChanged();
+}
+
+void DeleteToolBarCommand::undo()
+{
+    if (m_mainWindow) {
+        m_toolBar->setParent(m_mainWindow);
+        QDesignerContainerExtension *c = qt_extension<QDesignerContainerExtension*>(core()->extensionManager(), m_mainWindow);
+
+        c->addWidget(m_toolBar);
+
+        core()->metaDataBase()->add(m_toolBar);
+        m_toolBar->show();
+        formWindow()->emitSelectionChanged();
+    }
+}
+
+} // namespace qdesigner_internal
+
+QT_END_NAMESPACE