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/*********
*
* In the name of the Father, and of the Son, and of the Holy Spirit.
*
* This file is part of BibleTime's source code, http://www.bibletime.info/.
*
* Copyright 1999-2016 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License version 2.0.
*
**********/
#ifndef CDRAGDROP_H
#define CDRAGDROP_H
#include <QMimeData>
/**
Class which represents a bookmark. Includes key, module name and description,
all QStrings which have getter methods. Can be created only through
BTMimeData object.
*/
class BookmarkItem {
friend class BTMimeData;
public: /* Methods: */
/** \returns the key */
inline const QString &key() const {
return m_key;
}
/** \returns the module name */
inline const QString &module() const {
return m_moduleName;
}
/** \returns the bookmark description */
inline const QString &description() const {
return m_description;
}
protected: /* Methods: */
/** Creates a new bookmark item. */
BookmarkItem(const QString &module, const QString &key,
const QString &description)
: m_moduleName(module), m_key(key), m_description(description) {}
protected: /* Fields: */
QString m_moduleName; /**< The module which is used by this item. */
QString m_key; /**< The key of a bookmark. */
QString m_description; /**< The description of a bookmark. */
};
/**
* Represents the Drag'n'Drop data.
* Inherits QMimeData as described in its documentation,
* "storing custom data in a QMimeData object": approach 3.
* Any custom data may be added and extracted as with QMimeData, but this class
* includes also a list of bookmark items.
* For further documentation see http://doc.trolltech.com/4.3/dnd.html
*/
class BTMimeData: public QMimeData {
Q_OBJECT
public: /* Types: */
/** Type for bookmark item list. Usage: BTMimeData::ItemList. */
using ItemList = QList<BookmarkItem>;
public: /* Methods: */
/** Creates a new empty BTMimeData. */
inline BTMimeData() {}
/** Creates a new BTMimeData.
* Creates a new bookmark item and appends it to the list.
* MIME type "BibleTime/Bookmark" is added.
* Bookmarks can not be reached by data() method, use bookmark() or bookmarks() instead.
*/
inline BTMimeData(const QString &module,
const QString &key,
const QString &description)
{
appendBookmark(module, key, description);
}
/** Creates a new BTMimeData, setting the text MIME type (see QMimeData::setText()). */
inline BTMimeData(const QString &text) {
setText(text);
}
/** Appends a new bookmark item into the list.
* Creates the item using the arguments.
* MIME type "BibleTime/Bookmark" is added.
*/
inline void appendBookmark(const QString &module,
const QString &key,
const QString &description)
{
m_bookmarkList.append(BookmarkItem(module, key, description));
setData("BibleTime/Bookmark", QByteArray());
}
/** \returns the bookmarks list. */
const ItemList &bookmarks() const {
return m_bookmarkList;
}
/** \returns the first bookmark item in the list. */
const BookmarkItem &bookmark() const {
return m_bookmarkList.first();
}
private: /* Fields: */
ItemList m_bookmarkList;
};
#endif
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