SymbolListWidget.h

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/********************************************************************************
 * Copyright (C) 2012 by Stephen Allewell                                       *
 * sallewell@users.sourceforge.net                                              *
 *                                                                              *
 * 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.                                          *
 ********************************************************************************/


#ifndef SymbolListWidget_H
#define SymbolListWidget_H


#include <KListWidget>


class QMimeData;

class SymbolLibrary;
class Symbol;


class SymbolListWidget : public KListWidget
{
public:
    explicit SymbolListWidget(QWidget *parent);
    ~SymbolListWidget();

    void setIconSize(int size);
    void loadFromLibrary(SymbolLibrary *library);
    void addSymbol(qint16 index, const Symbol &symbol);
    void removeSymbol(qint16 index);

    static QIcon createIcon(const Symbol &symbol, int size);

protected:
    virtual QStringList mimeTypes() const;
    virtual Qt::DropActions supportedDropActions() const;
    virtual QMimeData *mimeData(const QList<QListWidgetItem *> items) const;
    virtual bool dropMimeData(int index, const QMimeData *mimeData, Qt::DropAction action);

private:
    QListWidgetItem *createItem(qint16 index);
    void updateIcons();

    int             m_size;                     
    SymbolLibrary   *m_library;                 
    qint16          m_lastIndex;                
    QMap<qint16, QListWidgetItem*>  m_items;    
};


#endif