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333 lines
11 KiB
333 lines
11 KiB
/***************************************************************************
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krview.cpp
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-------------------
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copyright : (C) 2000-2002 by Shie Erlich & Rafi Yanai
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e-mail : krusader@users.sourceforge.net
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web site : http://krusader.sourceforge.net
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---------------------------------------------------------------------------
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Description
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***************************************************************************
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A
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db dD d8888b. db db .d8888. .d8b. d8888b. d88888b d8888b.
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88 ,8P' 88 `8D 88 88 88' YP d8' `8b 88 `8D 88' 88 `8D
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88,8P 88oobY' 88 88 `8bo. 88ooo88 88 88 88ooooo 88oobY'
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88`8b 88`8b 88 88 `Y8b. 88~~~88 88 88 88~~~~~ 88`8b
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88 `88. 88 `88. 88b d88 db 8D 88 88 88 .8D 88. 88 `88.
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YP YD 88 YD ~Y8888P' `8888Y' YP YP Y8888D' Y88888P 88 YD
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S o u r c e F i l e
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "krview.h"
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#include "../kicons.h"
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#include "../defaults.h"
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#include "../VFS/krpermhandler.h"
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#include "krviewitem.h"
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#include <tqnamespace.h>
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#include <tqpixmapcache.h>
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#include <tqdir.h>
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#include <tqbitmap.h>
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#include <kmimetype.h>
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#include <tdelocale.h>
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#include <kinputdialog.h>
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#define VF getVfile()
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// ----------------------------- operator
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KrViewOperator::KrViewOperator(KrView *view, TQWidget *widget): _view(view), _widget(widget) {
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}
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KrViewOperator::~KrViewOperator() {
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}
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void KrViewOperator::startDrag() {
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TQStringList items;
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_view->getSelectedItems( &items );
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if ( items.empty() )
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return ; // don't drag an empty thing
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TQPixmap px;
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if ( items.count() > 1 )
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px = FL_LOADICON( "queue" ); // how much are we dragging
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else
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px = _view->getCurrentKrViewItem() ->icon();
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emit letsDrag( items, px );
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}
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// ----------------------------- krview
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KrView::KrView( TDEConfig *cfg ) : _config( cfg ), _widget(0), _nameToMakeCurrent( TQString() ), _nameToMakeCurrentIfAdded( TQString() ),
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_numSelected( 0 ), _count( 0 ), _numDirs( 0 ), _countSize( 0 ), _selectedSize( 0 ), _properties(0), _focused( false ), _nameInTDEConfig(TQString()) {
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}
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KrView::~KrView() {
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if (_properties)
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tqFatal("A class inheriting KrView didn't delete _properties!");
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if (_operator)
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tqFatal("A class inheriting KrView didn't delete _operator!");
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}
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void KrView::init() {
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// sanity checks:
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if (_nameInTDEConfig.isEmpty())
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tqFatal("_nameInTDEConfig must be set during construction of KrView inheritors");
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if (!_widget)
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tqFatal("_widget must be set during construction of KrView inheritors");
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// ok, continue
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initProperties();
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initOperator();
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setup();
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}
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TQPixmap KrView::getIcon( vfile *vf /*, KRListItem::cmpColor color*/ ) {
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//krConfig->setGroup("Advanced");
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//////////////////////////////
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TQPixmap icon;
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TQString icon_name = vf->vfile_getIcon();
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//TQPixmapCache::setCacheLimit( krConfig->readNumEntry("Icon Cache Size",_IconCacheSize) );
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if( icon_name.isNull() )
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icon_name="";
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// first try the cache
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if ( !TQPixmapCache::find( icon_name, icon ) ) {
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icon = FL_LOADICON( icon_name );
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// insert it into the cache
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TQPixmapCache::insert( icon_name, icon );
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}
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// if it's a symlink - add an arrow overlay
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if ( vf->vfile_isSymLink() ) {
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TQPixmap link( link_xpm );
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bitBlt ( &icon, 0, icon.height() - 11, &link, 0, 21, 10, 11, TQt::CopyROP, false );
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icon.setMask( icon.createHeuristicMask( false ) );
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}
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return icon;
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}
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/**
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* this function ADDs a list of selected item names into 'names'.
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* it assumes the list is ready and doesn't initialize it, or clears it
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*/
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void KrView::getItemsByMask( TQString mask, TQStringList* names, bool dirs, bool files ) {
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) ) {
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if ( ( it->name() == ".." ) || !TQDir::match( mask, it->name() ) ) continue;
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// if we got here, than the item fits the mask
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if ( it->getVfile()->vfile_isDir() && !dirs ) continue; // do we need to skip folders?
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if ( !it->getVfile()->vfile_isDir() && !files ) continue; // do we need to skip files
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names->append( it->name() );
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}
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}
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/**
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* this function ADDs a list of selected item names into 'names'.
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* it assumes the list is ready and doesn't initialize it, or clears it
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*/
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void KrView::getSelectedItems( TQStringList *names ) {
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) )
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if ( it->isSelected() && ( it->name() != ".." ) ) names->append( it->name() );
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// if all else fails, take the current item
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TQString item = getCurrentItem();
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if ( names->empty() && item!=TQString() && item!=".." ) names->append( item );
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}
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void KrView::getSelectedKrViewItems( KrViewItemList *items ) {
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) )
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if ( it->isSelected() && ( it->name() != ".." ) ) items->append( it );
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// if all else fails, take the current item
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TQString item = getCurrentItem();
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if ( items->empty() && item!=TQString() && item!=".." ) items->append( getCurrentKrViewItem() );
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}
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TQString KrView::statistics() {
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_countSize = _numSelected = _selectedSize = 0;
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) ){
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if ( it->isSelected() ) {
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++_numSelected;
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_selectedSize += it->getVfile()->vfile_getSize();
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}
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if (it->getVfile()->vfile_getSize() > 0)
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_countSize += it->getVfile()->vfile_getSize();
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}
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TQString tmp = TQString(i18n("%1 out of %2, %3 (%4) out of %5 (%6)"))
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.arg( _numSelected ).arg( _count ).arg( TDEIO::convertSize( _selectedSize ) )
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.arg( KRpermHandler::parseSize(_selectedSize) )
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.arg( TDEIO::convertSize( _countSize ) ).arg( KRpermHandler::parseSize(_countSize) );
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// notify if we're running a filtered view
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if (filter() != KrViewProperties::All)
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tmp = ">> [ " + filterMask().nameFilter() + " ] "+tmp;
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return tmp;
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}
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void KrView::changeSelection( const KRQuery& filter, bool select, bool includeDirs ) {
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TDEConfigGroupSaver grpSvr( _config, "Look&Feel" );
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bool markDirs = _config->readBoolEntry( "Mark Dirs", _MarkDirs ) || includeDirs;
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KrViewItem *temp = getCurrentKrViewItem();
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) ) {
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if ( it->name() == ".." ) continue;
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if ( it->getVfile()->vfile_isDir() && !markDirs ) continue;
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vfile * file = it->getMutableVfile(); // filter::match calls getMimetype which isn't const
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if( file == 0 ) continue;
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if( filter.match( file ) ) {
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// we're increasing/decreasing the number of selected files
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if ( select ) {
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if ( !it->isSelected() ) {
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++_numSelected;
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_selectedSize += it->getVfile()->vfile_getSize();
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}
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} else {
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if ( it->isSelected() ) {
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--_numSelected;
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_selectedSize -= it->getVfile()->vfile_getSize();
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}
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}
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it->setSelected( select );
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}
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}
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updateView();
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makeItemVisible( temp );
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}
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void KrView::invertSelection() {
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TDEConfigGroupSaver grpSvr( _config, "Look&Feel" /*nameInTDEConfig()*/ );
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bool markDirs = _config->readBoolEntry( "Mark Dirs", _MarkDirs );
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KrViewItem *temp = getCurrentKrViewItem();
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for ( KrViewItem * it = getFirst(); it != 0; it = getNext( it ) ) {
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if ( it->name() == ".." ) continue;
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if ( it->getVfile()->vfile_isDir() && !markDirs && !it->isSelected() ) continue;
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if ( it->isSelected() ) {
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--_numSelected;
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_selectedSize -= it->getVfile()->vfile_getSize();
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} else {
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++_numSelected;
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_selectedSize += it->getVfile()->vfile_getSize();
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}
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it->setSelected( !it->isSelected() );
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}
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updateView();
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makeItemVisible( temp );
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}
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TQString KrView::firstUnmarkedBelowCurrent() {
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KrViewItem * iterator = getNext( getCurrentKrViewItem() );
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while ( iterator && iterator->isSelected() )
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iterator = getNext( iterator );
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if ( !iterator ) {
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iterator = getPrev( getCurrentKrViewItem() );
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while ( iterator && iterator->isSelected() )
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iterator = getPrev( iterator );
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}
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if ( !iterator ) return TQString();
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return iterator->name();
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}
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void KrView::delItem(const TQString &name) {
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KrViewItem * it = _dict[ name ];
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if ( !it ) {
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krOut << "got signal deletedVfile(" << name << ") but can't find KrViewItem" << endl;
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return;
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}
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if (!preDelItem(it)) return; // do not delete this after all
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// remove from dict
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if (it->VF->vfile_isDir()) {
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--_numDirs;
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} else {
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_countSize -= it->VF->vfile_getSize();
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}
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--_count;
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_dict.remove( name );
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delete it;
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op()->emitSelectionChanged();
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}
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KrViewItem *KrView::addItem( vfile *vf ) {
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KrViewItem *item = preAddItem(vf);
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if (!item) return 0; // don't add it after all
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// add to dictionary
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_dict.insert( vf->vfile_getName(), item );
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if ( vf->vfile_isDir() )
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++_numDirs;
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else _countSize += vf->vfile_getSize();
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++_count;
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if (item->name() == nameToMakeCurrent() ) {
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setCurrentItem(item->name()); // dictionary based - quick
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makeItemVisible( item );
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}
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if (item->name() == nameToMakeCurrentIfAdded() ) {
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setCurrentItem(item->name());
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setNameToMakeCurrentIfAdded(TQString());
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makeItemVisible( item );
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}
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op()->emitSelectionChanged();
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return item;
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}
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void KrView::updateItem(vfile *vf) {
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// since we're deleting the item, make sure we keep
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// it's properties first and repair it later
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KrViewItem * it = _dict[ vf->vfile_getName() ];
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if ( !it ) {
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krOut << "got signal updatedVfile(" << vf->vfile_getName() << ") but can't find KrViewItem" << endl;
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} else {
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bool selected = it->isSelected();
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bool current = ( getCurrentKrViewItem() == it );
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delItem( vf->vfile_getName() );
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KrViewItem *updatedItem = addItem( vf );
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// restore settings
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( _dict[ vf->vfile_getName() ] ) ->setSelected( selected );
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if ( current ) {
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setCurrentItem( vf->vfile_getName() );
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makeItemVisible( updatedItem );
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}
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}
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op()->emitSelectionChanged();
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}
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void KrView::clear() {
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_count = _numSelected = _numDirs = _selectedSize = _countSize = 0;
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_dict.clear();
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}
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// good old dialog box
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void KrView::renameCurrentItem() {
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TQString newName, fileName;
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KrViewItem *it = getCurrentKrViewItem();
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if ( it ) fileName = it->name();
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else return ; // quit if no current item available
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// don't allow anyone to rename ..
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if ( fileName == ".." ) return ;
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bool ok = false;
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newName = KInputDialog::getText( i18n( "Rename" ), i18n( "Rename " ) + fileName + i18n( " to:" ),
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fileName, &ok, krApp );
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// if the user canceled - quit
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if ( !ok || newName == fileName )
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return ;
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op()->emitRenameItem(it->name(), newName);
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}
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