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Diffstat (limited to 'kuickshow/src/filewidget.cpp')
| -rw-r--r-- | kuickshow/src/filewidget.cpp | 464 |
1 files changed, 464 insertions, 0 deletions
diff --git a/kuickshow/src/filewidget.cpp b/kuickshow/src/filewidget.cpp new file mode 100644 index 00000000..d4b99f0a --- /dev/null +++ b/kuickshow/src/filewidget.cpp @@ -0,0 +1,464 @@ +/* This file is part of the KDE project + Copyright (C) 1998-2003 Carsten Pfeiffer <pfeiffer@kde.org> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public + License as published by the Free Software Foundation, version 2. + + This program 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include <qkeycode.h> + +#include <kdeversion.h> +#include <kglobal.h> +#include <kglobalsettings.h> +#include <klocale.h> +#include <kpopupmenu.h> +#include <kpropertiesdialog.h> +#include <kurlcompletion.h> + +#include "filefinder.h" +#include "filewidget.h" +#include "kuickdata.h" +#include "kuickshow.h" + +#ifdef KeyPress +#undef KeyPress +#endif + +FileWidget::FileWidget( const KURL& url, QWidget *parent, const char *name ) + : KDirOperator( url, parent, name ), + m_validCompletion( false ), + m_fileFinder( 0L ) +{ + setEnableDirHighlighting( true ); + +#if KDE_VERSION >= 310 + setViewConfig( KGlobal::config(), "Filebrowser" ); +#endif + readConfig( KGlobal::config(), "Filebrowser" ); + setView( KFile::Default ); + + // setOnlyDoubleClickSelectsFiles( true ); + reloadConfiguration(); + + completionObject()->setCompletionMode( KGlobalSettings::CompletionAuto ); + dirCompletionObject()->setCompletionMode( KGlobalSettings::CompletionAuto); + + slotViewChanged(); + connect( this, SIGNAL( viewChanged( KFileView * )), + SLOT( slotViewChanged() )); + + connect( dirLister(), SIGNAL( clear() ), SLOT( slotItemsCleared() )); + connect( dirLister(), SIGNAL( deleteItem( KFileItem * ) ), + SLOT( slotItemDeleted( KFileItem *) )); + + connect( this, SIGNAL( fileHighlighted( const KFileItem * )), + SLOT( slotHighlighted( const KFileItem * ))); + + connect( this, SIGNAL(urlEntered(const KURL&)), + SLOT( slotURLEntered( const KURL& ))); + + // should actually be KDirOperator's job! + connect( this, SIGNAL( finishedLoading() ), SLOT( slotFinishedLoading() )); +} + +FileWidget::~FileWidget() +{ + delete m_fileFinder; +} + +void FileWidget::initActions() +{ + int index = 0; + KActionCollection *coll = actionCollection(); + KActionSeparator *sep = new KActionSeparator( coll, "kuicksep" ); + KActionMenu *menu = static_cast<KActionMenu*>( coll->action("popupMenu") ); + + menu->insert( coll->action("kuick_showInOtherWindow"), index++ ); + menu->insert( coll->action("kuick_showInSameWindow"), index++ ); + menu->insert( coll->action("kuick_showFullscreen"), index++ ); + menu->insert( sep, index++ ); + + // support for older kdelibs, remove somewhen... + if ( coll->action("kuick_delete") ) + menu->insert( coll->action("kuick_delete"), 9 ); + + // properties dialog is now in kfile, but not at the right position, + // so we move it to the real bottom + menu->remove( coll->action( "properties" ) ); + + QPopupMenu *pMenu = menu->popupMenu(); + int lastItemId = pMenu->idAt( pMenu->count() - 1 ); + QMenuItem *mItem = pMenu->findItem( lastItemId ); + if ( mItem && !mItem->isSeparator() ) + menu->insert( sep ); + + // those at the bottom + menu->insert( coll->action("kuick_print") ); + menu->insert( sep ); + menu->insert( coll->action("properties") ); +} + +void FileWidget::reloadConfiguration() +{ + if ( kdata->fileFilter != nameFilter() ) { + // At first, our list must have folders + QStringList mimes; + mimes.append("inode/directory"); + + // Then, all the images! + KMimeType::List l = KMimeType::allMimeTypes(); + for (KMimeType::List::iterator it = l.begin(); it != l.end(); ++it) + if ((*it)->name().startsWith( "image/" )) + mimes.append( (*it)->name() ); + + // Ok, show what we've done + setMimeFilter (mimes); + updateDir(); + } +} + +bool FileWidget::hasFiles() const +{ + return (numFiles() > 0); +} + +void FileWidget::activatedMenu( const KFileItem *item, const QPoint& pos ) +{ + bool image = isImage( item ); + actionCollection()->action("kuick_showInSameWindow")->setEnabled( image ); + actionCollection()->action("kuick_showInOtherWindow")->setEnabled( image ); + actionCollection()->action("kuick_showFullscreen")->setEnabled( image ); + actionCollection()->action("kuick_print")->setEnabled( image ); + actionCollection()->action("properties")->setEnabled( item ); + + bool hasSelection = (item != 0L); + if ( actionCollection()->action("kuick_delete") ) + actionCollection()->action("kuick_delete")->setEnabled( hasSelection ); + + KDirOperator::activatedMenu( item, pos ); +} + +void FileWidget::findCompletion( const QString& text ) +{ + if ( text.at(0) == '/' || text.at(0) == '~' || + text.find('/') != -1 ) { + QString t = m_fileFinder->completion()->makeCompletion( text ); + + if (m_fileFinder->completionMode() == KGlobalSettings::CompletionPopup || + m_fileFinder->completionMode() == KGlobalSettings::CompletionPopupAuto) + m_fileFinder->setCompletedItems( + m_fileFinder->completion()->allMatches() ); + else + if ( !t.isNull() ) + m_fileFinder->setCompletedText( t ); + + return; + } + + QString file = makeDirCompletion( text ); + if ( file.isNull() ) + file = makeCompletion( text ); + + m_validCompletion = !file.isNull(); + + if ( m_validCompletion ) + KDirOperator::setCurrentItem( file ); +} + +bool FileWidget::eventFilter( QObject *o, QEvent *e ) +{ + if ( e->type() == QEvent::KeyPress ) { + QKeyEvent *k = static_cast<QKeyEvent*>( e ); + + if ( (k->state() & (ControlButton | AltButton)) == 0 ) { + int key = k->key(); + if ( actionCollection()->action("delete")->shortcut().contains( key ) ) + { + k->accept(); + KFileItem *item = getCurrentItem( false ); + if ( item ) { + KFileItemList list; + list.append( item ); + del( list, (k->state() & ShiftButton) == 0 ); + } + return true; + } + + const QString& text = k->text(); + if ( !text.isEmpty() && text.unicode()->isPrint() ) { + k->accept(); + + if ( !m_fileFinder ) { + m_fileFinder = new FileFinder( this, "file finder" ); + connect( m_fileFinder, SIGNAL( completion(const QString&)), + SLOT( findCompletion( const QString& ))); + connect( m_fileFinder, + SIGNAL( enterDir( const QString& ) ), + SLOT( slotReturnPressed( const QString& ))); + m_fileFinder->move( width() - m_fileFinder->width(), + height() - m_fileFinder->height() ); + } + + bool first = m_fileFinder->isHidden(); + + m_fileFinder->setText( text ); + m_fileFinder->raise(); + m_fileFinder->show(); + m_fileFinder->setFocus(); + if ( first ) + findCompletion( text ); + + return true; + } + } + + k->ignore(); + } + return KDirOperator::eventFilter( o, e ); +} + + +// KIO::NetAccess::stat() does NOT give us the right mimetype, while +// KIO::NetAccess::mimetype() does. So we have this hacklet to tell +// showImage that the KFileItem is really an image. +#define IS_IMAGE 5 +#define MY_TYPE 55 + +bool FileWidget::isImage( const KFileItem *item ) +{ +// return item && !item->isDir(); + if ( item ) + { + return item->isReadable() && item->mimetype().startsWith( "image/") || + item->extraData( (void*) MY_TYPE ) == (void*) IS_IMAGE; + } + return false; +} + +void FileWidget::setImage( KFileItem& item, bool enable ) +{ + if ( enable ) + item.setExtraData( (void*) MY_TYPE, (void*) IS_IMAGE ); + else + item.removeExtraData( (void*) MY_TYPE ); +} + +KFileItem * FileWidget::gotoFirstImage() +{ + KFileItemListIterator it( *(fileView()->items()) ); + + while ( it.current() ) { + if ( isImage( it.current() ) ) { + setCurrentItem( it.current() ); + return it.current(); + } + ++it; + } + + return 0L; +} + +KFileItem * FileWidget::gotoLastImage() +{ + KFileItemListIterator it( *(fileView()->items()) ); + it.toLast(); + + while ( it.current() ) { + if ( isImage( it.current() ) ) { + setCurrentItem( it.current() ); + return it.current(); + } + --it; + } + + return 0L; +} + +KFileItem * FileWidget::getNext( bool go ) +{ + KFileItem *item = getItem( Next, true ); + if ( item ) { + if ( go ) + setCurrentItem( item ); + return item; + } + + return 0L; +} + +KFileItem * FileWidget::getPrevious( bool go ) +{ + KFileItem *item = getItem( Previous, true ); + if ( item ) { + if ( go ) + setCurrentItem( item ); + return item; + } + + return 0L; +} + +// returns 0L when there is no previous/next item/image +// this sucks! Use KFileView::currentFileItem() when implemented +KFileItem * FileWidget::getItem( WhichItem which, bool onlyImage ) const +{ + KFileItemListIterator it( *(fileView()->items()) ); + + while ( it.current() ) { // find the iterator to the current item + if ( it.current()->url() == m_currentURL ) + break; + + ++it; + } + + if ( it.current() ) { + switch ( which ) { + case Previous: { + --it; + while ( it.current() ) { + if ( isImage( it.current() ) || !onlyImage ) + return it.current(); + --it; + } + return 0L; // no previous item / image + } + + case Next: { + ++it; + while ( it.current() ) { + if ( isImage( it.current() ) || !onlyImage ) + return it.current(); + ++it; + } + return 0L; // no further item / image + } + + case Current: + default: + return it.current(); + } + } + + return 0L; +} + +void FileWidget::slotViewChanged() +{ + fileView()->widget()->installEventFilter( this ); +} + +void FileWidget::slotItemsCleared() +{ + m_currentURL = QString::null; +} + +void FileWidget::slotItemDeleted( KFileItem *item ) +{ + KFileItem *current = getCurrentItem( false ); + if ( item != current ) { + return; // all ok, we already have a new current item + } + + KFileItem *next = getNext(); + if ( !next ) + next = getPrevious(); + + if ( next ) + m_currentURL = next->url().url(); +} + +void FileWidget::slotHighlighted( const KFileItem *item ) +{ + m_currentURL = item->url().url(); +} + +void FileWidget::slotReturnPressed( const QString& t ) +{ + // we need a / at the end, otherwise replacedPath() will cut off the dir, + // assuming it is a filename + QString text = t; + if ( text.at( text.length()-1 ) != '/' ) + text += '/'; + + if ( text.at(0) == '/' || text.at(0) == '~' ) { + QString dir = m_fileFinder->completion()->replacedPath( text ); + + KURL url; + url.setPath( dir ); + setURL( url, true ); + } + + else if ( text.find('/') != (int) text.length() -1 ) { // relative path + QString dir = m_fileFinder->completion()->replacedPath( text ); + KURL u( url(), dir ); + setURL( u, true ); + } + + else if ( m_validCompletion ) { + KFileItem *item = getCurrentItem( true ); + + if ( item ) { + if ( item->isDir() ) + setURL( item->url(), true ); + else + emit fileSelected( item ); + } + } +} + +void FileWidget::setCurrentItem( const KFileItem *item ) +{ + if ( item ) { + fileView()->setCurrentItem( item ); + fileView()->ensureItemVisible( item ); + } +} + +void FileWidget::setInitialItem( const QString& filename ) +{ + m_initialName = filename; +} + +void FileWidget::slotURLEntered( const KURL& url ) +{ + if ( m_fileFinder ) + m_fileFinder->completion()->setDir( url.path() ); +} + +void FileWidget::slotFinishedLoading() +{ + KFileItem *current = getCurrentItem( false ); + if ( !m_initialName.isEmpty() ) + setCurrentItem( m_initialName ); + else if ( !current ) + setCurrentItem( view()->items()->getFirst() ); + + m_initialName = QString::null; + emit finished(); +} + +QSize FileWidget::sizeHint() const +{ + return QSize( 300, 300 ); +} + +void FileWidget::resizeEvent( QResizeEvent *e ) +{ + KDirOperator::resizeEvent( e ); + if ( m_fileFinder ) + m_fileFinder->move( width() - m_fileFinder->width(), + height() - m_fileFinder->height() ); +} + +#include "filewidget.moc" |