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Diffstat (limited to 'src/declarative/items/qsgdragtarget_p.h')
-rw-r--r-- | src/declarative/items/qsgdragtarget_p.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/declarative/items/qsgdragtarget_p.h b/src/declarative/items/qsgdragtarget_p.h new file mode 100644 index 0000000000..ad13e11854 --- /dev/null +++ b/src/declarative/items/qsgdragtarget_p.h @@ -0,0 +1,137 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSGDRAGTARGET_P_H +#define QSGDRAGTARGET_P_H + +#include "qsgitem.h" +#include "qsgevent.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class QSGDragTargetEvent : public QObject +{ + Q_OBJECT + Q_PROPERTY(qreal x READ x) + Q_PROPERTY(qreal y READ y) + Q_PROPERTY(QVariant data READ data) + Q_PROPERTY(QStringList keys READ keys) + Q_PROPERTY(bool accepted READ accepted WRITE setAccepted) +public: + QSGDragTargetEvent(QSGDragEvent *event) : _event(event) {} + + qreal x() const { return _event->x(); } + qreal y() const { return _event->y(); } + + QVariant data() const { return _event->data(); } + QStringList keys() const { return _event->keys(); } + + bool accepted() const { return _event->isAccepted(); } + void setAccepted(bool accepted) { _event->setAccepted(accepted); } + +private: + QSGDragEvent *_event; +}; + +class QSGDragTargetPrivate; +class Q_AUTOTEST_EXPORT QSGDragTarget : public QSGItem +{ + Q_OBJECT + Q_PROPERTY(bool containsDrag READ containsDrag NOTIFY containsDragChanged) + Q_PROPERTY(QSGItem *dropItem READ dropItem WRITE setDropItem NOTIFY dropItemChanged RESET resetDropItem) + Q_PROPERTY(QStringList keys READ keys WRITE setKeys NOTIFY keysChanged) + Q_PROPERTY(qreal dragX READ dragX NOTIFY dragPositionChanged) + Q_PROPERTY(qreal dragY READ dragY NOTIFY dragPositionChanged) + Q_PROPERTY(QVariant dragData READ dragData NOTIFY dragDataChanged) + +public: + QSGDragTarget(QSGItem *parent=0); + ~QSGDragTarget(); + + bool containsDrag() const; + void setContainsDrag(bool drag); + + QStringList keys() const; + void setKeys(const QStringList &keys); + + QSGItem *dropItem() const; + void setDropItem(QSGItem *item); + void resetDropItem(); + + qreal dragX() const; + qreal dragY() const; + QVariant dragData() const; + +Q_SIGNALS: + void containsDragChanged(); + void keysChanged(); + void dropItemChanged(); + void dragPositionChanged(); + void dragDataChanged(); + + void entered(QSGDragTargetEvent *drag); + void exited(QSGDragTargetEvent *drag); + void positionChanged(QSGDragTargetEvent *drag); + void dropped(QSGDragTargetEvent *drag); + +protected: + void dragMoveEvent(QSGDragEvent *event); + void dragEnterEvent(QSGDragEvent *event); + void dragExitEvent(QSGDragEvent *event); + void dragDropEvent(QSGDragEvent *event); + +private: + Q_DISABLE_COPY(QSGDragTarget) + Q_DECLARE_PRIVATE(QSGDragTarget) +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QSGDragTargetEvent) +QML_DECLARE_TYPE(QSGDragTarget) + +QT_END_HEADER + +#endif // QSGDRAGTARGET_P_H |