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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Labs Templates module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQUICKSTACKVIEW_P_P_H
#define QQUICKSTACKVIEW_P_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtLabsTemplates/private/qquickstackview_p.h>
#include <QtLabsTemplates/private/qquickcontrol_p_p.h>
#include <QtQuick/private/qquickitemviewtransition_p.h>
#include <QtQuick/private/qquickitemchangelistener_p.h>
#include <QtQml/private/qv4persistent_p.h>
QT_BEGIN_NAMESPACE
class QQmlContext;
class QQmlComponent;
class QQmlIncubator;
class QQuickStackElement : public QQuickItemViewTransitionableItem, public QQuickItemChangeListener
{
QQuickStackElement();
public:
~QQuickStackElement();
static QQuickStackElement *fromString(const QString &str, QQuickStackView *view);
static QQuickStackElement *fromObject(QObject *object, QQuickStackView *view);
bool load(QQuickStackView *parent);
void incubate(QObject *object);
void initialize();
void setIndex(int index);
void setView(QQuickStackView *view);
void setStatus(QQuickStackView::Status status);
void transitionNextReposition(QQuickItemViewTransitioner *transitioner, QQuickItemViewTransitioner::TransitionType type, bool asTarget);
bool prepareTransition(QQuickItemViewTransitioner *transitioner, const QRectF &viewBounds);
void startTransition(QQuickItemViewTransitioner *transitioner);
void itemDestroyed(QQuickItem *item) Q_DECL_OVERRIDE;
int index;
bool init;
bool removal;
bool ownItem;
bool ownComponent;
bool widthValid;
bool heightValid;
QQmlContext *context;
QQmlComponent *component;
QQmlIncubator *incubator;
QQuickStackView *view;
QPointer<QQuickItem> originalParent;
QQuickStackView::Status status;
QV4::PersistentValue properties;
QV4::PersistentValue qmlCallingContext;
};
class QQuickStackViewPrivate : public QQuickControlPrivate, public QQuickItemViewTransitionChangeListener
{
Q_DECLARE_PUBLIC(QQuickStackView)
public:
QQuickStackViewPrivate();
static QQuickStackViewPrivate *get(QQuickStackView *view)
{
return view->d_func();
}
void setCurrentItem(QQuickItem *item);
QList<QQuickStackElement *> parseElements(QQmlV4Function *args, int from = 0);
QQuickStackElement *findElement(QQuickItem *item) const;
QQuickStackElement *findElement(const QV4::Value &value) const;
QQuickStackElement *createElement(const QV4::Value &value);
bool pushElements(const QList<QQuickStackElement *> &elements);
bool pushElement(QQuickStackElement *element);
bool popElements(QQuickStackElement *element);
bool replaceElements(QQuickStackElement *element, const QList<QQuickStackElement *> &elements);
void ensureTransitioner();
void popTransition(QQuickStackElement *enter, QQuickStackElement *exit, const QRectF &viewBounds, bool immediate);
void pushTransition(QQuickStackElement *enter, QQuickStackElement *exit, const QRectF &viewBounds, bool immediate);
void replaceTransition(QQuickStackElement *enter, QQuickStackElement *exit, const QRectF &viewBounds, bool immediate);
void completeTransition(QQuickStackElement *element, QQuickTransition *transition);
void viewItemTransitionFinished(QQuickItemViewTransitionableItem *item) Q_DECL_OVERRIDE;
void setBusy(bool busy);
bool busy;
QVariant initialItem;
QQuickItem *currentItem;
QList<QQuickStackElement*> removals;
QStack<QQuickStackElement *> elements;
QQuickItemViewTransitioner *transitioner;
};
class QQuickStackAttachedPrivate : public QObjectPrivate, public QQuickItemChangeListener
{
Q_DECLARE_PUBLIC(QQuickStackAttached)
public:
QQuickStackAttachedPrivate() : element(Q_NULLPTR) { }
static QQuickStackAttachedPrivate *get(QQuickStackAttached *attached)
{
return attached->d_func();
}
void itemParentChanged(QQuickItem *item, QQuickItem *parent);
QQuickStackElement *element;
};
QT_END_NAMESPACE
#endif // QQUICKSTACKVIEW_P_P_H
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