Source: kfiledetailview.h

# Source: kfiledetailview.h |
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    // -*- c++ -*-
    /* This file is part of the KDE libraries
        Copyright (C) 1997 Stephan Kulow

        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., 59 Temple Place - Suite 330,
        Boston, MA 02111-1307, USA.
    */

    #ifndef KFILEDETAILVIEW_H
    #define KFILEDETAILVIEW_H

    class KFileItem;
    class QWidget;
    class QKeyEvent;

    #include
    #include

    #include "kfileview.h"

    /**
     * An item for the listiew, that has a reference to its corresponding
     * @ref KFileItem.
     */
    class KFileListViewItem : public KListViewItem
    {
    public:
        KFileListViewItem( QListView *parent, const QString &text,
    		       const QPixmap &icon, KFileItem *fi )
    	: KListViewItem( parent, text ), inf( fi ) {
            setPixmap( 0, icon );
            setText( 0, text );
        }

        /**
         * @since 3.1
         */
        KFileListViewItem( QListView *parent, KFileItem *fi )
            : KListViewItem( parent ), inf( fi ) {
            init();
        }

        KFileListViewItem( QListView *parent, const QString &text,
    		       const QPixmap &icon, KFileItem *fi,
    		       QListViewItem *after)
    	: KListViewItem( parent, after ), inf( fi ) {
            setPixmap( 0, icon );
            setText( 0, text );
        }
        ~KFileListViewItem() {
            inf->removeExtraData( listView() );
        }

        /**
         * @returns the corresponding KFileItem
         */
        KFileItem *fileInfo() const {
    	return inf;
        }

        virtual QString key( int /*column*/, bool /*ascending*/ ) const {
            return m_key;
        }

        void setKey( const QString& key ) { m_key = key; }

        QRect rect() const
        {
            QRect r = listView()->itemRect(this);
            return QRect( listView()->viewportToContents( r.topLeft() ),
                          QSize( r.width(), r.height() ) );
        }

        /**
         * @since 3.1
         */
        void init();

    private:
        KFileItem *inf;
        QString m_key;

    private:
        class KFileListViewItemPrivate;
        KFileListViewItemPrivate *d;

    };

    /**
     * A list-view capable of showing @ref KFileItem'. Used in the filedialog
     * for example. Most of the documentation is in @ref KFileView class.
     *
     * @see KDirOperator
     * @see KCombiView
     * @see KFileIconView
     */
    class KFileDetailView : public KListView, public KFileView
    {
        Q_OBJECT

    public:
        KFileDetailView(QWidget *parent, const char *name);
        virtual ~KFileDetailView();

        virtual QWidget *widget() { return this; }
        virtual void clearView();
        virtual void setAutoUpdate( bool ) {}

        virtual void setSelectionMode( KFile::SelectionMode sm );

        virtual void updateView( bool );
        virtual void updateView(const KFileItem*);
        virtual void removeItem( const KFileItem *);
        virtual void listingCompleted();

        virtual void setSelected(const KFileItem *, bool);
        virtual bool isSelected(const KFileItem *i) const;
        virtual void clearSelection();
        virtual void selectAll();
        virtual void invertSelection();

        virtual void setCurrentItem( const KFileItem * );
        virtual KFileItem * currentFileItem() const;
        virtual KFileItem * firstFileItem() const;
        virtual KFileItem * nextItem( const KFileItem * ) const;
        virtual KFileItem * prevItem( const KFileItem * ) const;

        virtual void insertItem( KFileItem *i );

        // implemented to get noticed about sorting changes (for sortingIndicator)
        virtual void setSorting( QDir::SortSpec );

        void ensureItemVisible( const KFileItem * );

        // for KMimeTypeResolver
        void mimeTypeDeterminationFinished();
        void determineIcon( KFileListViewItem *item );
        QScrollView *scrollWidget() const { return (QScrollView*) this; }

    protected:
        virtual void keyPressEvent( QKeyEvent * );

        int m_sortingCol;

    protected slots:
        void slotSelectionChanged();

    private slots:
        void slotSortingChanged( int );
        void selected( QListViewItem *item );
        void slotActivate( QListViewItem *item );
        void highlighted( QListViewItem *item );
        void slotActivateMenu ( QListViewItem *item, const QPoint& pos );

    private:
        virtual void insertItem(QListViewItem *i) { KListView::insertItem(i); }
        virtual void setSorting(int i, bool b) { KListView::setSorting(i, b); }
        virtual void setSelected(QListViewItem *i, bool b) { KListView::setSelected(i, b); }

        inline KFileListViewItem * viewItem( const KFileItem *item ) const {
            if ( item )
                return (KFileListViewItem *) item->extraData( this );
            return 0L;
        }

        void setSortingKey( KFileListViewItem *item, const KFileItem *i );

        bool m_blockSortingSignal;
        KMimeTypeResolver *m_resolver;

    protected:
        virtual void virtual_hook( int id, void* data );
    private:
        class KFileDetailViewPrivate;
        KFileDetailViewPrivate *d;
    };

    #endif // KFILEDETAILVIEW_H

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