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tqtinterface/qtinterface/qt4/Qt/q3dragobject.h

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/****************************************************************************
**
** 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 Qt3Support module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3DRAGOBJECT_H
#define Q3DRAGOBJECT_H
#include <QtCore/qobject.h>
#include <QtGui/qcolor.h>
#include <QtGui/qmime.h>
#include <QtGui/qimage.h>
#include <Qt3Support/q3strlist.h>
#include <QtCore/qlist.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
class QWidget;
class Q3TextDragPrivate;
class Q3DragObjectPrivate;
class Q3StoredDragPrivate;
class Q3ImageDragPrivate;
class Q3ImageDrag;
class Q3TextDrag;
class Q3StrList;
class QImage;
class QPixmap;
class Q_COMPAT_EXPORT Q3DragObject : public QObject, public QMimeSource {
Q_OBJECT
Q_DECLARE_PRIVATE(Q3DragObject)
public:
Q3DragObject(QWidget * dragSource = 0, const char *name = 0);
virtual ~Q3DragObject();
bool drag();
bool dragMove();
void dragCopy();
void dragLink();
virtual void setPixmap(QPixmap);
virtual void setPixmap(QPixmap, const QPoint& hotspot);
QPixmap pixmap() const;
QPoint pixmapHotSpot() const;
QWidget * source();
static QWidget * target();
enum DragMode { DragDefault, DragCopy, DragMove, DragLink, DragCopyOrMove };
protected:
Q3DragObject(Q3DragObjectPrivate &, QWidget *dragSource = 0);
virtual bool drag(DragMode);
private:
friend class QDragMime;
Q_DISABLE_COPY(Q3DragObject)
};
class Q_COMPAT_EXPORT Q3StoredDrag: public Q3DragObject {
Q_OBJECT
Q_DECLARE_PRIVATE(Q3StoredDrag)
public:
Q3StoredDrag(const char *mimeType, QWidget *dragSource = 0, const char *name = 0);
~Q3StoredDrag();
virtual void setEncodedData(const QByteArray &);
const char * format(int i) const;
virtual QByteArray encodedData(const char*) const;
protected:
Q3StoredDrag(Q3StoredDragPrivate &, const char *mimeType, QWidget *dragSource = 0);
private:
Q_DISABLE_COPY(Q3StoredDrag)
};
class Q_COMPAT_EXPORT Q3TextDrag: public Q3DragObject {
Q_OBJECT
Q_DECLARE_PRIVATE(Q3TextDrag)
public:
Q3TextDrag(const QString &, QWidget *dragSource = 0, const char *name = 0);
Q3TextDrag(QWidget * dragSource = 0, const char * name = 0);
~Q3TextDrag();
virtual void setText(const QString &);
virtual void setSubtype(const QString &);
const char * format(int i) const;
virtual QByteArray encodedData(const char*) const;
static bool canDecode(const QMimeSource* e);
static bool decode(const QMimeSource* e, QString& s);
static bool decode(const QMimeSource* e, QString& s, QString& subtype);
protected:
Q3TextDrag(Q3TextDragPrivate &, QWidget * dragSource = 0);
private:
Q_DISABLE_COPY(Q3TextDrag)
};
class Q_COMPAT_EXPORT Q3ImageDrag: public Q3DragObject {
Q_OBJECT
Q_DECLARE_PRIVATE(Q3ImageDrag)
public:
Q3ImageDrag(QImage image, QWidget * dragSource = 0, const char * name = 0);
Q3ImageDrag(QWidget * dragSource = 0, const char * name = 0);
~Q3ImageDrag();
virtual void setImage(QImage image);
const char * format(int i) const;
virtual QByteArray encodedData(const char*) const;
static bool canDecode(const QMimeSource* e);
static bool decode(const QMimeSource* e, QImage& i);
static bool decode(const QMimeSource* e, QPixmap& i);
protected:
Q3ImageDrag(Q3ImageDragPrivate &, QWidget * dragSource = 0);
private:
Q_DISABLE_COPY(Q3ImageDrag)
};
class Q_COMPAT_EXPORT Q3UriDrag: public Q3StoredDrag {
Q_OBJECT
public:
Q3UriDrag(const Q3StrList &uris, QWidget * dragSource = 0, const char * name = 0);
Q3UriDrag(QWidget * dragSource = 0, const char * name = 0);
~Q3UriDrag();
void setFileNames(const QStringList & fnames);
inline void setFileNames(const QString & fname) { setFileNames(QStringList(fname)); }
void setFilenames(const QStringList & fnames) { setFileNames(fnames); }
inline void setFilenames(const QString & fname) { setFileNames(QStringList(fname)); }
void setUnicodeUris(const QStringList & uuris);
virtual void setUris(const QList<QByteArray> &uris);
static QString uriToLocalFile(const char*);
static QByteArray localFileToUri(const QString&);
static QString uriToUnicodeUri(const char*);
static QByteArray unicodeUriToUri(const QString&);
static bool canDecode(const QMimeSource* e);
static bool decode(const QMimeSource* e, Q3StrList& i);
static bool decodeToUnicodeUris(const QMimeSource* e, QStringList& i);
static bool decodeLocalFiles(const QMimeSource* e, QStringList& i);
private:
Q_DISABLE_COPY(Q3UriDrag)
};
class Q_COMPAT_EXPORT Q3ColorDrag : public Q3StoredDrag
{
Q_OBJECT
QColor color;
public:
Q3ColorDrag(const QColor &col, QWidget *dragsource = 0, const char *name = 0);
Q3ColorDrag(QWidget * dragSource = 0, const char * name = 0);
void setColor(const QColor &col);
static bool canDecode(QMimeSource *);
static bool decode(QMimeSource *, QColor &col);
private:
Q_DISABLE_COPY(Q3ColorDrag)
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3DRAGOBJECT_H