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Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativemousearea_p_p.h')
-rw-r--r-- | src/declarative/graphicsitems/qdeclarativemousearea_p_p.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativemousearea_p_p.h b/src/declarative/graphicsitems/qdeclarativemousearea_p_p.h new file mode 100644 index 0000000000..7248c92777 --- /dev/null +++ b/src/declarative/graphicsitems/qdeclarativemousearea_p_p.h @@ -0,0 +1,145 @@ +/**************************************************************************** +** +** 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 QDECLARATIVEMOUSEREGION_P_H +#define QDECLARATIVEMOUSEREGION_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 "private/qdeclarativeitem_p.h" + +#include <qdatetime.h> +#include <qbasictimer.h> +#include <qgraphicssceneevent.h> + +QT_BEGIN_NAMESPACE + +class QDeclarativeMouseAreaPrivate : public QDeclarativeItemPrivate +{ + Q_DECLARE_PUBLIC(QDeclarativeMouseArea) + +public: + QDeclarativeMouseAreaPrivate() + : absorb(true), hovered(false), pressed(false), longPress(false), + moved(false), stealMouse(false), doubleClick(false), preventStealing(false), drag(0) + { + Q_Q(QDeclarativeMouseArea); + forwardTo = QDeclarativeListProperty<QGraphicsObject>(q, forwardToList); + } + + ~QDeclarativeMouseAreaPrivate(); + + void init() + { + Q_Q(QDeclarativeMouseArea); + q->setAcceptedMouseButtons(Qt::LeftButton); + q->setFiltersChildEvents(true); + } + + void saveEvent(QGraphicsSceneMouseEvent *event) { + lastPos = event->pos(); + lastScenePos = event->scenePos(); + lastButton = event->button(); + lastButtons = event->buttons(); + lastModifiers = event->modifiers(); + } + + void forwardEvent(QGraphicsSceneMouseEvent* event) + { + Q_Q(QDeclarativeMouseArea); + for(int i=0; i < forwardToList.count(); i++){ + event->setPos(forwardToList[i]->mapFromScene(event->scenePos())); + forwardToList[i]->scene()->sendEvent(forwardToList[i], event); + if(event->isAccepted()) + break; + } + event->setPos(q->mapFromScene(event->scenePos())); + } + + bool isPressAndHoldConnected() { + Q_Q(QDeclarativeMouseArea); + static int idx = QObjectPrivate::get(q)->signalIndex("pressAndHold(QDeclarativeMouseEvent*)"); + return QObjectPrivate::get(q)->isSignalConnected(idx); + } + + bool isDoubleClickConnected() { + Q_Q(QDeclarativeMouseArea); + static int idx = QObjectPrivate::get(q)->signalIndex("doubleClicked(QDeclarativeMouseEvent*)"); + return QObjectPrivate::get(q)->isSignalConnected(idx); + } + + bool absorb : 1; + bool hovered : 1; + bool pressed : 1; + bool longPress : 1; + bool moved : 1; + bool dragX : 1; + bool dragY : 1; + bool stealMouse : 1; + bool doubleClick : 1; + bool preventStealing : 1; + QDeclarativeDrag *drag; + QPointF startScene; + qreal startX; + qreal startY; + QPointF lastPos; + QDeclarativeNullableValue<QPointF> lastScenePos; + Qt::MouseButton lastButton; + Qt::MouseButtons lastButtons; + Qt::KeyboardModifiers lastModifiers; + QBasicTimer pressAndHoldTimer; + + QDeclarativeListProperty<QGraphicsObject> forwardTo; + QList<QGraphicsObject*> forwardToList; +}; + +QT_END_NAMESPACE + +#endif // QDECLARATIVEMOUSEREGION_P_H |