diff -r b72c6db6890b -r 5dc02b23752f src/declarative/graphicsitems/qdeclarativepathview_p.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/declarative/graphicsitems/qdeclarativepathview_p.h Tue Jul 06 15:10:48 2010 +0300 @@ -0,0 +1,236 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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 QDECLARATIVEPATHVIEW_H +#define QDECLARATIVEPATHVIEW_H + +#include "qdeclarativeitem.h" +#include "private/qdeclarativepath_p.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class QDeclarativePathViewPrivate; +class QDeclarativePathViewAttached; +class Q_DECLARATIVE_EXPORT QDeclarativePathView : public QDeclarativeItem +{ + Q_OBJECT + + Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) + Q_PROPERTY(QDeclarativePath *path READ path WRITE setPath NOTIFY pathChanged) + Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged) + Q_PROPERTY(qreal offset READ offset WRITE setOffset NOTIFY offsetChanged) + + Q_PROPERTY(QDeclarativeComponent *highlight READ highlight WRITE setHighlight NOTIFY highlightChanged) + Q_PROPERTY(QDeclarativeItem *highlightItem READ highlightItem NOTIFY highlightItemChanged) + + Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin NOTIFY preferredHighlightBeginChanged) + Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd NOTIFY preferredHighlightEndChanged) + Q_PROPERTY(HighlightRangeMode highlightRangeMode READ highlightRangeMode WRITE setHighlightRangeMode NOTIFY highlightRangeModeChanged) + Q_PROPERTY(int highlightMoveDuration READ highlightMoveDuration WRITE setHighlightMoveDuration NOTIFY highlightMoveDurationChanged) + + Q_PROPERTY(qreal dragMargin READ dragMargin WRITE setDragMargin NOTIFY dragMarginChanged) + Q_PROPERTY(qreal flickDeceleration READ flickDeceleration WRITE setFlickDeceleration NOTIFY flickDecelerationChanged) + Q_PROPERTY(bool interactive READ isInteractive WRITE setInteractive NOTIFY interactiveChanged) + + Q_PROPERTY(int count READ count NOTIFY countChanged) + Q_PROPERTY(QDeclarativeComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) + Q_PROPERTY(int pathItemCount READ pathItemCount WRITE setPathItemCount NOTIFY pathItemCountChanged) + + Q_ENUMS(HighlightRangeMode) + +public: + QDeclarativePathView(QDeclarativeItem *parent=0); + virtual ~QDeclarativePathView(); + + QVariant model() const; + void setModel(const QVariant &); + + QDeclarativePath *path() const; + void setPath(QDeclarativePath *); + + int currentIndex() const; + void setCurrentIndex(int idx); + + qreal offset() const; + void setOffset(qreal offset); + + QDeclarativeComponent *highlight() const; + void setHighlight(QDeclarativeComponent *highlight); + QDeclarativeItem *highlightItem(); + + enum HighlightRangeMode { NoHighlightRange, ApplyRange, StrictlyEnforceRange }; + HighlightRangeMode highlightRangeMode() const; + void setHighlightRangeMode(HighlightRangeMode mode); + + qreal preferredHighlightBegin() const; + void setPreferredHighlightBegin(qreal); + + qreal preferredHighlightEnd() const; + void setPreferredHighlightEnd(qreal); + + int highlightMoveDuration() const; + void setHighlightMoveDuration(int); + + qreal dragMargin() const; + void setDragMargin(qreal margin); + + qreal flickDeceleration() const; + void setFlickDeceleration(qreal dec); + + bool isInteractive() const; + void setInteractive(bool); + + int count() const; + + QDeclarativeComponent *delegate() const; + void setDelegate(QDeclarativeComponent *); + + int pathItemCount() const; + void setPathItemCount(int); + + static QDeclarativePathViewAttached *qmlAttachedProperties(QObject *); + +public Q_SLOTS: + void incrementCurrentIndex(); + void decrementCurrentIndex(); + +Q_SIGNALS: + void currentIndexChanged(); + void offsetChanged(); + void modelChanged(); + void countChanged(); + void pathChanged(); + void preferredHighlightBeginChanged(); + void preferredHighlightEndChanged(); + void highlightRangeModeChanged(); + void dragMarginChanged(); + void snapPositionChanged(); + void delegateChanged(); + void pathItemCountChanged(); + void flickDecelerationChanged(); + void interactiveChanged(); + void highlightChanged(); + void highlightItemChanged(); + void highlightMoveDurationChanged(); + +protected: + void mousePressEvent(QGraphicsSceneMouseEvent *event); + void mouseMoveEvent(QGraphicsSceneMouseEvent *event); + void mouseReleaseEvent(QGraphicsSceneMouseEvent *); + bool sendMouseEvent(QGraphicsSceneMouseEvent *event); + bool sceneEventFilter(QGraphicsItem *, QEvent *); + void componentComplete(); + +private Q_SLOTS: + void refill(); + void ticked(); + void itemsInserted(int index, int count); + void itemsRemoved(int index, int count); + void itemsMoved(int,int,int); + void modelReset(); + void createdItem(int index, QDeclarativeItem *item); + void destroyingItem(QDeclarativeItem *item); + +private: + friend class QDeclarativePathViewAttached; + Q_DISABLE_COPY(QDeclarativePathView) + Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QDeclarativePathView) +}; + +class QDeclarativeOpenMetaObject; +class QDeclarativePathViewAttached : public QObject +{ + Q_OBJECT + + Q_PROPERTY(QDeclarativePathView *view READ view CONSTANT) + Q_PROPERTY(bool isCurrentItem READ isCurrentItem NOTIFY currentItemChanged) + Q_PROPERTY(bool onPath READ isOnPath NOTIFY pathChanged) + +public: + QDeclarativePathViewAttached(QObject *parent); + ~QDeclarativePathViewAttached(); + + QDeclarativePathView *view() { return m_view; } + + bool isCurrentItem() const { return m_isCurrent; } + void setIsCurrentItem(bool c) { + if (m_isCurrent != c) { + m_isCurrent = c; + emit currentItemChanged(); + } + } + + QVariant value(const QByteArray &name) const; + void setValue(const QByteArray &name, const QVariant &val); + + bool isOnPath() const { return m_onPath; } + void setOnPath(bool on) { + if (on != m_onPath) { + m_onPath = on; + emit pathChanged(); + } + } + +Q_SIGNALS: + void currentItemChanged(); + void pathChanged(); + +private: + friend class QDeclarativePathViewPrivate; + friend class QDeclarativePathView; + QDeclarativePathView *m_view; + QDeclarativeOpenMetaObject *m_metaobject; + bool m_onPath : 1; + bool m_isCurrent : 1; +}; + + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QDeclarativePathView) +QML_DECLARE_TYPEINFO(QDeclarativePathView, QML_HAS_ATTACHED_PROPERTIES) +QT_END_HEADER + +#endif // QDECLARATIVEPATHVIEW_H