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Diffstat (limited to 'kio/kfile/kfileview.cpp')
| -rw-r--r-- | kio/kfile/kfileview.cpp | 429 |
1 files changed, 429 insertions, 0 deletions
diff --git a/kio/kfile/kfileview.cpp b/kio/kfile/kfileview.cpp new file mode 100644 index 000000000..976d3b815 --- /dev/null +++ b/kio/kfile/kfileview.cpp @@ -0,0 +1,429 @@ +/* This file is part of the KDE libraries + Copyright (C) 1998 Stephan Kulow <[email protected]> + 1998 Daniel Grana <[email protected]> + 2001 Carsten Pfeiffer <[email protected]> + + 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 <assert.h> +#include <stdlib.h> + +#include <kaction.h> +#include <kapplication.h> +#include <kdebug.h> +#include <kglobal.h> +#include <klocale.h> +#include <kstandarddirs.h> + +#include "config-kfile.h" +#include "kfileview.h" + +#ifdef Unsorted // the "I hate X.h" modus +#undef Unsorted +#endif + +QDir::SortSpec KFileView::defaultSortSpec = static_cast<QDir::SortSpec>(QDir::Name | QDir::IgnoreCase | QDir::DirsFirst); + +class KFileView::KFileViewPrivate +{ +public: + KFileViewPrivate() + { + actions = 0; + dropOptions = 0; + } + + ~KFileViewPrivate() + { + if( actions ) { + actions->clear(); // so that the removed() signal is emitted! + delete actions; + } + } + + QGuardedPtr<KActionCollection> actions; + int dropOptions; +}; + + +KFileView::KFileView() +{ + d = new KFileViewPrivate(); + m_sorting = KFileView::defaultSortSpec; + + sig = new KFileViewSignaler(); + sig->setName("view-signaller"); + + m_selectedList = 0L; + filesNumber = 0; + dirsNumber = 0; + + view_mode = All; + selection_mode = KFile::Single; + m_viewName = i18n("Unknown View"); + + myOnlyDoubleClickSelectsFiles = false; + m_itemList.setAutoDelete( false ); // just references +} + +KFileView::~KFileView() +{ + delete d; + delete sig; + delete m_selectedList; +} + +void KFileView::setParentView(KFileView *parent) +{ + if ( parent ) { // pass all signals right to our parent + QObject::connect(sig, SIGNAL( activatedMenu(const KFileItem *, + const QPoint& ) ), + parent->sig, SIGNAL( activatedMenu(const KFileItem *, + const QPoint& ))); + QObject::connect(sig, SIGNAL( dirActivated(const KFileItem *)), + parent->sig, SIGNAL( dirActivated(const KFileItem*))); + QObject::connect(sig, SIGNAL( fileSelected(const KFileItem *)), + parent->sig, SIGNAL( fileSelected(const KFileItem*))); + QObject::connect(sig, SIGNAL( fileHighlighted(const KFileItem *) ), + parent->sig,SIGNAL(fileHighlighted(const KFileItem*))); + QObject::connect(sig, SIGNAL( sortingChanged( QDir::SortSpec ) ), + parent->sig, SIGNAL(sortingChanged( QDir::SortSpec))); + QObject::connect(sig, SIGNAL( dropped(const KFileItem *, QDropEvent*, const KURL::List&) ), + parent->sig, SIGNAL(dropped(const KFileItem *, QDropEvent*, const KURL::List&))); + } +} + +bool KFileView::updateNumbers(const KFileItem *i) +{ + if (!( viewMode() & Files ) && i->isFile()) + return false; + + if (!( viewMode() & Directories ) && i->isDir()) + return false; + + if (i->isDir()) + dirsNumber++; + else + filesNumber++; + + return true; +} + +void qt_qstring_stats(); + +// filter out files if we're in directory mode and count files/directories +// and insert into the view +void KFileView::addItemList(const KFileItemList& list) +{ + KFileItem *tmp; + + for (KFileItemListIterator it(list); (tmp = it.current()); ++it) + { + if (!updateNumbers(tmp)) + continue; + + insertItem( tmp ); + } + +#ifdef Q2HELPER + qt_qstring_stats(); +#endif +} + +void KFileView::insertItem( KFileItem * ) +{ +} + +void KFileView::setSorting(QDir::SortSpec new_sort) +{ + m_sorting = new_sort; +} + +void KFileView::clear() +{ + m_itemList.clear(); + filesNumber = 0; + dirsNumber = 0; + clearView(); +} + +void KFileView::sortReversed() +{ + int spec = sorting(); + + setSorting( static_cast<QDir::SortSpec>( spec ^ QDir::Reversed ) ); +} + +#if 0 +int KFileView::compareItems(const KFileItem *fi1, const KFileItem *fi2) const +{ + static const QString &dirup = KGlobal::staticQString(".."); + bool bigger = true; + bool keepFirst = false; + bool dirsFirst = ((m_sorting & QDir::DirsFirst) == QDir::DirsFirst); + + if (fi1 == fi2) + return 0; + + // .. is always bigger, independent of the sort criteria + if ( fi1->name() == dirup ) { + bigger = false; + keepFirst = dirsFirst; + } + else if ( fi2->name() == dirup ) { + bigger = true; + keepFirst = dirsFirst; + } + + else { + if ( fi1->isDir() != fi2->isDir() && dirsFirst ) { + bigger = fi2->isDir(); + keepFirst = true; + } + else { + + QDir::SortSpec sort = static_cast<QDir::SortSpec>(m_sorting & QDir::SortByMask); + + //if (fi1->isDir() || fi2->isDir()) + // sort = static_cast<QDir::SortSpec>(KFileView::defaultSortSpec & QDir::SortByMask); + + switch (sort) { + case QDir::Name: + default: +sort_by_name: + if ( (m_sorting & QDir::IgnoreCase) == QDir::IgnoreCase ) + bigger = (fi1->name( true ) > fi2->name( true )); + else + bigger = (fi1->name() > fi2->name()); + break; + case QDir::Time: + { + time_t t1 = fi1->time( KIO::UDS_MODIFICATION_TIME ); + time_t t2 = fi2->time( KIO::UDS_MODIFICATION_TIME ); + if ( t1 != t2 ) { + bigger = (t1 > t2); + break; + } + + // Sort by name if both items have the same timestamp. + // Don't honor the reverse flag tho. + else { + keepFirst = true; + goto sort_by_name; + } + } + case QDir::Size: + { + KIO::filesize_t s1 = fi1->size(); + KIO::filesize_t s2 = fi2->size(); + if ( s1 != s2 ) { + bigger = (s1 > s2); + break; + } + + // Sort by name if both items have the same size. + // Don't honor the reverse flag tho. + else { + keepFirst = true; + goto sort_by_name; + } + } + case QDir::Unsorted: + bigger = true; // nothing + break; + } + } + } + + if (reversed && !keepFirst ) // don't reverse dirs to the end! + bigger = !bigger; + + return (bigger ? 1 : -1); +} +#endif + +void KFileView::updateView(bool f) +{ + widget()->repaint(f); +} + +void KFileView::updateView(const KFileItem *) +{ +} + +void KFileView::setCurrentItem(const QString &filename ) +{ + if (!filename.isNull()) { + KFileItem *item; + for ( (item = firstFileItem()); item; item = nextItem( item ) ) { + if (item->name() == filename) { + setCurrentItem( item ); + return; + } + } + } + + kdDebug(kfile_area) << "setCurrentItem: no match found: " << filename << endl; +} + +const KFileItemList * KFileView::items() const +{ + KFileItem *item = 0L; + + // only ever use m_itemList in this method! + m_itemList.clear(); + for ( (item = firstFileItem()); item; item = nextItem( item ) ) + m_itemList.append( item ); + + return &m_itemList; +} + + +const KFileItemList * KFileView::selectedItems() const +{ + if ( !m_selectedList ) + m_selectedList = new KFileItemList; + + m_selectedList->clear(); + + KFileItem *item; + for ( (item = firstFileItem()); item; item = nextItem( item ) ) { + if ( isSelected( item ) ) + m_selectedList->append( item ); + } + + return m_selectedList; +} + +void KFileView::selectAll() +{ + if (selection_mode == KFile::NoSelection || selection_mode== KFile::Single) + return; + + KFileItem *item = 0L; + for ( (item = firstFileItem()); item; item = nextItem( item ) ) + setSelected( item, true ); +} + + +void KFileView::invertSelection() +{ + KFileItem *item = 0L; + for ( (item = firstFileItem()); item; item = nextItem( item ) ) + setSelected( item, !isSelected( item ) ); +} + + +void KFileView::setSelectionMode( KFile::SelectionMode sm ) +{ + selection_mode = sm; +} + +KFile::SelectionMode KFileView::selectionMode() const +{ + return selection_mode; +} + +void KFileView::setViewMode( ViewMode vm ) +{ + view_mode = vm; +} + +void KFileView::removeItem( const KFileItem *item ) +{ + if ( !item ) + return; + + if ( item->isDir() ) + dirsNumber--; + else + filesNumber--; + + if ( m_selectedList ) + m_selectedList->removeRef( item ); +} + +void KFileView::listingCompleted() +{ + // empty default impl. +} + +KActionCollection * KFileView::actionCollection() const +{ + if ( !d->actions ) + d->actions = new KActionCollection( widget(), "KFileView::d->actions" ); + return d->actions; +} + +void KFileView::readConfig( KConfig *, const QString& ) +{ +} + +void KFileView::writeConfig( KConfig *, const QString& ) +{ +} + +QString KFileView::sortingKey( const QString& value, bool isDir, int sortSpec ) +{ + bool reverse = sortSpec & QDir::Reversed; + bool dirsFirst = sortSpec & QDir::DirsFirst; + char start = (isDir && dirsFirst) ? (reverse ? '2' : '0') : '1'; + QString result = (sortSpec & QDir::IgnoreCase) ? value.lower() : value; + return result.prepend( start ); +} + +QString KFileView::sortingKey( KIO::filesize_t value, bool isDir, int sortSpec) +{ + bool reverse = sortSpec & QDir::Reversed; + bool dirsFirst = sortSpec & QDir::DirsFirst; + char start = (isDir && dirsFirst) ? (reverse ? '2' : '0') : '1'; + return KIO::number( value ).rightJustify( 24, '0' ).prepend( start ); +} + +void KFileView::setDropOptions(int options) +{ + virtual_hook(VIRTUAL_SET_DROP_OPTIONS, &options); // Virtual call +} + +void KFileView::setDropOptions_impl(int options) +{ + d->dropOptions = options; +} + +int KFileView::dropOptions() +{ + return d->dropOptions; +} + +int KFileView::autoOpenDelay() +{ + return (QApplication::startDragTime() * 3) / 2; +} + +void KFileView::virtual_hook( int id, void* data) +{ + switch(id) { + case VIRTUAL_SET_DROP_OPTIONS: + setDropOptions_impl(*(int *)data); + break; + default: + /*BASE::virtual_hook( id, data );*/ + break; + } +} + +#include "kfileview.moc" |