You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

60 lines
2.6 KiB

/***************************************************************************
* Copyright (C) 2013 by Eike Hein <hein@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
***************************************************************************/
#ifndef DRAGHELPER_H
#define DRAGHELPER_H
#include <QObject>
#include <QIcon>
#include <QUrl>
class QQuickItem;
class DragHelper : public QObject
{
Q_OBJECT
Q_PROPERTY(int dragIconSize READ dragIconSize WRITE setDragIconSize NOTIFY dragIconSizeChanged)
Q_PROPERTY(bool dragging READ isDragging NOTIFY draggingChanged)
public:
explicit DragHelper(QObject *parent = nullptr);
~DragHelper() override;
int dragIconSize() const;
void setDragIconSize(int size);
bool isDragging() const { return m_dragging; }
Q_INVOKABLE bool isDrag(int oldX, int oldY, int newX, int newY) const;
Q_INVOKABLE void startDrag(QQuickItem* item, const QUrl &url = QUrl(), const QIcon &icon = QIcon(),
const QString &extraMimeType = QString(), const QString &extraMimeData = QString());
Q_SIGNALS:
void dragIconSizeChanged() const;
void dropped() const;
void draggingChanged() const;
private:
int m_dragIconSize;
bool m_dragging;
Q_INVOKABLE void doDrag(QQuickItem* item, const QUrl &url = QUrl(), const QIcon &icon = QIcon(),
const QString &extraMimeType = QString(), const QString &extraMimeData = QString());
void setDragging(bool dragging);
};
#endif