magnatunelistview.cpp

来自「Amarok是一款在LINUX或其他类UNIX操作系统中运行的音频播放器软件。 」· C++ 代码 · 共 92 行

/*
 Copyright (c) 2006  Nikolaj Hald Nielsen <[e-mail]>

 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License as published by the Free Software Foundation; either
 version 2 of the License, or (at your option) any later version.

 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.
*/


#include "magnatunedatabasehandler.h"
#include "magnatunelistview.h"

#include <kdeversion.h>  
#include <klocale.h>

#include <qcolor.h>

MagnatuneListView::MagnatuneListView( QWidget * parent )
        : KListView( parent )
{

    setRootIsDecorated( true );
    addColumn( i18n( "Artist/Album/Track" ) );
    addColumn( i18n( "Duration" ) );

    setColumnWidthMode( 0, QListView::Maximum );
    setResizeMode( QListView::LastColumn );

    setShowSortIndicator ( true );

    #if KDE_VERSION >= KDE_MAKE_VERSION(3,4,0)
    setShadeSortColumn( false );
    #endif

}

MagnatuneListView::~MagnatuneListView()
{}

KURLDrag * MagnatuneListView::dragObject( )
{
    KURL::List urls;
    int id;
    MagnatuneTrackList tracks;
    MagnatuneTrackList::iterator it;

    KListViewItem * pSelectedItem = dynamic_cast<KListViewItem *>( selectedItem() );
    if (!pSelectedItem) {
	debug() << "dynamic_cast to pSelectedItem failed!" << endl;
	return 0;
    }

    switch ( pSelectedItem->depth() )
    {
    case 0:
        id = ( ( MagnatuneListViewTrackItem * ) pSelectedItem ) ->getId();
        tracks = MagnatuneDatabaseHandler::instance() ->getTracksByArtistId( id );
        for ( it = tracks.begin(); it != tracks.end(); ++it )
        {
            urls.append( ( *it ).getHifiURL() );
        }
        break;
    case 1:
        id = ( ( MagnatuneListViewTrackItem * ) pSelectedItem ) ->getId();
        tracks = MagnatuneDatabaseHandler::instance() ->getTracksByAlbumId( id );
        for ( it = tracks.begin(); it != tracks.end(); ++it )
        {
            urls.append( ( *it ).getHifiURL() );
        }
        break;
    case 2:
        urls.append( ( ( MagnatuneListViewTrackItem * ) pSelectedItem ) ->getHifiURL( ) );
        break;
    }

    KURLDrag* d = new KURLDrag( urls, this );
    return d;
}