| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Quick Templates 2 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 |
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| ** 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 <QtQuickTemplates2/private/qquickstackview_p.h> |
| #include <QtQuickTemplates2/private/qquickcontrol_p_p.h> |
| #include <QtQuick/private/qquickitemviewtransition_p.h> |
| #include <QtQuick/private/qquickitemchangelistener_p.h> |
| #include <QtQml/private/qv4value_p.h> |
| #include <QtCore/qset.h> |
| #include <QtCore/qstack.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QQmlContextData; |
| class QQuickStackElement; |
| struct QQuickStackTransition; |
| |
| class QQuickStackViewPrivate : public QQuickControlPrivate, public QQuickItemViewTransitionChangeListener |
| { |
| Q_DECLARE_PUBLIC(QQuickStackView) |
| |
| public: |
| static QQuickStackViewPrivate *get(QQuickStackView *view) |
| { |
| return view->d_func(); |
| } |
| |
| void warn(const QString &error); |
| void warnOfInterruption(const QString &attemptedOperation); |
| |
| void setCurrentItem(QQuickStackElement *element); |
| |
| QList<QQuickStackElement *> parseElements(int from, QQmlV4Function *args, QStringList *errors); |
| QQuickStackElement *findElement(QQuickItem *item) const; |
| QQuickStackElement *findElement(const QV4::Value &value) const; |
| QQuickStackElement *createElement(const QV4::Value &value, QQmlContextData *context, QString *error); |
| 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 startTransition(const QQuickStackTransition &first, const QQuickStackTransition &second, bool immediate); |
| void completeTransition(QQuickStackElement *element, QQuickTransition *transition, QQuickStackView::Status status); |
| |
| void viewItemTransitionFinished(QQuickItemViewTransitionableItem *item) override; |
| void setBusy(bool busy); |
| void depthChange(int newDepth, int oldDepth); |
| |
| bool busy = false; |
| bool modifyingElements = false; |
| QString operation; |
| QJSValue initialItem; |
| QQuickItem *currentItem = nullptr; |
| QSet<QQuickStackElement*> removing; |
| QList<QQuickStackElement*> removed; |
| QStack<QQuickStackElement *> elements; |
| QQuickItemViewTransitioner *transitioner = nullptr; |
| }; |
| |
| class QQuickStackViewAttachedPrivate : public QObjectPrivate, public QQuickItemChangeListener |
| { |
| Q_DECLARE_PUBLIC(QQuickStackViewAttached) |
| |
| public: |
| static QQuickStackViewAttachedPrivate *get(QQuickStackViewAttached *attached) |
| { |
| return attached->d_func(); |
| } |
| |
| void itemParentChanged(QQuickItem *item, QQuickItem *parent) override; |
| |
| bool explicitVisible = false; |
| QQuickStackElement *element = nullptr; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKSTACKVIEW_P_P_H |