Qt Toolkit - iconview/main.cpp example file

| Classes - Annotated - Tree - Functions - Home - Structure

# Iconview

This example implements a flexible icon view which can store lots of icon items. It supports Drag'n'Drop, different selection modes, view modes, rubberband selection, etc. Main:

    /****************************************************************************
    ** $Id: qt/examples/iconview/main.cpp   2.3.7   edited 2001-06-12 $
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of an example program for Qt.  This example
    ** program may be used, distributed and modified without limitation.
    **
    *****************************************************************************/

    #include <qiconview.h>
    #include <qapplication.h>
    #include <qdragobject.h>
    #include <qpixmap.h>
    #include <qiconset.h>

    #include <qmime.h>
    #include <stdio.h>

    class ListenDND : public QObject
    {
        Q_OBJECT

    public:
        ListenDND( QWidget *w )
            : view( w )
        {}

    public slots:
        void dropped( QDropEvent *mime ) {
            printf( "Dropped Mimesource %p into the view %p\n", mime, view );
            printf( "  Formats:\n" );
            int i = 0;
            const char *str = mime->format( i );
            printf( "    %s\n", str );
            while ( str ) {
                printf( "    %s\n", str );
                str = mime->format( ++i );
            }
        };
        void moved() {
            printf( "All selected items were moved to another widget\n" );
        }

    protected:
        QWidget *view;

    };

    int main( int argc, char **argv )
    {
        QApplication a( argc, argv );

        QIconView qiconview;
        qiconview.setSelectionMode( QIconView::Extended );

        for ( unsigned int i = 0; i < 3000; i++ ) {
            QIconViewItem *item = new QIconViewItem( &qiconview, QString( "Item %1" ).arg( i + 1 ) );
            item->setRenameEnabled( TRUE );
        }

        qiconview.setCaption( "Qt Example - Iconview" );

        ListenDND listen_dnd( &qiconview );
        QObject::connect( &qiconview, SIGNAL( dropped( QDropEvent *, const QValueList<QIconDragItem> & ) ),
                          &listen_dnd, SLOT( dropped( QDropEvent * ) ) );
        QObject::connect( &qiconview, SIGNAL( moved() ), &listen_dnd, SLOT( moved() ) );

        a.setMainWidget( &qiconview );
        qiconview.show();
        qiconview.resize( qiconview.sizeHint() );

        return a.exec();
    }

    #include "main.moc"