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# kfiletreebranch.h

    00001
    00002 /* This file is part of the KDE project
    00003    Copyright (C) 2000 David Faure <faure@kde.org>
    00004                  2000 Carsten Pfeiffer <pfeiffer@kde.org>
    00005                  2001 Klaas Freitag <freitag@suse.de>
    00006
    00007    This library is free software; you can redistribute it and/or
    00008    modify it under the terms of the GNU Library General Public
    00009    License version 2 as published by the Free Software Foundation.
    00010
    00011    This library is distributed in the hope that it will be useful,
    00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00014    Library General Public License for more details.
    00015
    00016    You should have received a copy of the GNU Library General Public License
    00017    along with this library; see the file COPYING.LIB.  If not, write to
    00018    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00019    Boston, MA 02111-1307, USA.
    00020 */
    00021
    00022 #ifndef kfile_tree_branch_h
    00023 #define kfile_tree_branch_h
    00024
    00025 #include <qdict.h>
    00026 #include <qlistview.h>
    00027
    00028 #include <kfileitem.h>
    00029 #include <kio/global.h>
    00030 #include <kdirlister.h>
    00031 #include <kio/job.h>
    00032 #include <kfiletreeviewitem.h>
    00033
    00034 class KURL;
    00035 class KURL::List;
    00036 class KFileTreeView;
    00037
    00038
    00049 class KFileTreeBranch : public KDirLister
    00050 {
    00051    Q_OBJECT
    00052 public:
    00063    KFileTreeBranch( KFileTreeView*, const KURL& url, const QString& name,
    00064                     const QPixmap& pix, bool showHidden = false,
    00065                     KFileTreeViewItem *branchRoot = 0 );
    00066
    00070    KURL         rootUrl() const { return( m_startURL ); }
    00071
    00078    virtual void         setRoot( KFileTreeViewItem *r ){ m_root = r; };
    00079
    00083    KFileTreeViewItem *root( ) { return( m_root );}
    00084
    00088    QString      name() const { return( m_name ); }
    00089
    00093    virtual void         setName( const QString n ) { m_name = n; };
    00094
    00095    /*
    00096     * returns the current root item pixmap set in the constructor. The root
    00097     * item pixmap defaults to the icon for directories.
    00098     * @see openPixmap()
    00099     */
    00100    const QPixmap& pixmap(){ return(m_rootIcon); }
    00101
    00102    /*
    00103     * returns the current root item pixmap set by @ref setOpenPixmap()
    00104     * which is displayed if the branch is expanded.
    00105     * The root item pixmap defaults to the icon for directories.
    00106     * @see pixmap()
    00107     * Note that it depends on @ref KFileTreeView::showFolderOpenPximap weather
    00108     * open pixmap are displayed or not.
    00109     */
    00110    const QPixmap& openPixmap() { return(m_openRootIcon); }
    00111
    00116    bool showExtensions( ) const;
    00117
    00121    void setOpen( bool setopen = true )
    00122       { if( root() ) root()->setOpen( setopen ); }
    00123
    00132    void setChildRecurse( bool t=true );
    00133
    00138    bool childRecurse()
    00139       { return m_recurseChildren; }
    00140
    00141 public slots:
    00148    virtual bool populate( const KURL &url, KFileTreeViewItem* currItem );
    00149
    00156    virtual void setShowExtensions( bool visible = true );
    00157
    00158    void setOpenPixmap( const QPixmap& pix );
    00159
    00160 protected:
    00165    virtual KFileTreeViewItem *createTreeViewItem( KFileTreeViewItem *parent,
    00166                                                   KFileItem *fileItem );
    00167
    00168 public:
    00172    virtual KFileTreeViewItem *findTVIByURL( const KURL& );
    00173
    00174 signals:
    00178    void populateFinished( KFileTreeViewItem * );
    00179
    00185    void newTreeViewItems( KFileTreeBranch*, const KFileTreeViewItemList& );
    00186
    00190    void directoryChildCount( KFileTreeViewItem* item, int count );
    00191
    00192 private slots:
    00193    void addItems( const KFileItemList& );
    00194    void slCompleted( const KURL& );
    00195    void slotCanceled( const KURL& );
    00196    void slotListerStarted( const KURL& );
    00197    void slotDeleteItem( KFileItem* );
    00198    void slotDirlisterClear();
    00199    void slotDirlisterClearURL( const KURL& url );
    00200    void slotRedirect( const KURL& oldUrl, const KURL&newUrl );
    00201
    00202 private:
    00203    KFileTreeViewItem    *parentKFTVItem( KFileItem *item );
    00204    void                 deleteChildrenOf( QListViewItem *parent );
    00205
    00206    KFileTreeViewItem    *m_root;
    00207    KURL                 m_startURL;
    00208    QString              m_name;
    00209    QPixmap              m_rootIcon;
    00210    QPixmap              m_openRootIcon;
    00211
    00212    /* this list holds the url's which children are opened. */
    00213    KURL::List           m_openChildrenURLs;
    00214
    00215
    00216    /* The next two members are used for caching purposes in findTVIByURL. */
    00217    KURL                 m_lastFoundURL;
    00218    KFileTreeViewItem   *m_lastFoundItem;
    00219
    00220    bool                 m_recurseChildren :1;
    00221    bool                 m_showExtensions  :1;
    00222
    00223 protected:
    00224    virtual void virtual_hook( int id, void* data );
    00225 private:
    00226    class KFileTreeBranchPrivate;
    00227    KFileTreeBranchPrivate *d;
    00228 };
    00229
    00230
    00234 typedef QPtrList<KFileTreeBranch> KFileTreeBranchList;
    00235
    00239 typedef QPtrListIterator<KFileTreeBranch> KFileTreeBranchIterator;
    00240
    00241 #endif
    00242

This file is part of the documentation for kdelibs Version 3.1.5.
Documentation copyright © 1996-2002 the KDE developers.
Generated on Wed Jan 28 13:13:34 2004 by doxygen 1.3.4 written by Dimitri van Heesch, © 1997-2001