kurlcombobox.h

/* This file is part of the KDE libraries
    Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@kde.org>
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License version 2, as published by the Free Software Foundation.
 
    This library 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
    Library General Public License for more details.
 
    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/
 
#ifndef KURLCOMBOBOX_H
#define KURLCOMBOBOX_H
 
#include <tqevent.h>
#include <tqptrlist.h>
#include <tqmap.h>
#include <tqpixmap.h>
#include <tqstringlist.h>
 
#include <kcombobox.h>
#include <kurl.h>

class TDEIO_EXPORT KURLComboBox : public KComboBox
{
    TQ_OBJECT
    TQ_PROPERTY(TQStringList urls READ urls WRITE setURLs DESIGNABLE true)
    TQ_PROPERTY(int maxItems READ maxItems WRITE setMaxItems DESIGNABLE true)
 
public:
    enum Mode { Files = -1, Directories = 1, Both = 0 };
    enum OverLoadResolving { RemoveTop, RemoveBottom };

    KURLComboBox( Mode mode, TQWidget *parent=0, const char *name=0 );
    KURLComboBox( Mode mode, bool rw, TQWidget *parent=0, const char *name=0 );
    ~KURLComboBox();

    void setURL( const KURL& url );

    void setURLs( TQStringList urls );

    void setURLs( TQStringList urls, OverLoadResolving remove );

    TQStringList urls() const;

    void setMaxItems( int );

    int maxItems() const { return myMaximum; }

    void addDefaultURL( const KURL& url, const TQString& text = TQString::null );

    void addDefaultURL( const KURL& url, const TQPixmap& pix,
            const TQString& text = TQString::null );

    void setDefaults();

    void removeURL( const KURL& url, bool checkDefaultURLs = true );
 
signals:
    void urlActivated( const KURL& url );
 
 
protected slots:
    void slotActivated( int );
 
 
protected:
    struct _KURLComboItem {
    TQString text;
    KURL url;
    TQPixmap pixmap;
    };
    typedef _KURLComboItem KURLComboItem;
    TQPtrList<KURLComboItem> itemList;
    TQPtrList<KURLComboItem> defaultList;
    TQMap<int,const KURLComboItem*> itemMapper;
 
    void init( Mode mode );
    void insertURLItem( const KURLComboItem * );

    TQPixmap getPixmap( const KURL& url ) const;

    void updateItem( const KURLComboItem *item, int index, const TQPixmap& pix);
 
    TQPixmap opendirPix;
    int firstItemIndex;
 
 
private:
    bool urlAdded;
    int myMaximum;
    Mode myMode; // can be used as parameter to KUR::path( int ) or url( int )
                 // to specify if we want a trailing slash or not
 
private:
    class KURLComboBoxPrivate;
    KURLComboBoxPrivate *d;
};
 
 
#endif // KURLCOMBOBOX_H