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Diffstat (limited to 'buildtools/autotools/kfiledndiconview.cpp')
| -rw-r--r-- | buildtools/autotools/kfiledndiconview.cpp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/buildtools/autotools/kfiledndiconview.cpp b/buildtools/autotools/kfiledndiconview.cpp new file mode 100644 index 00000000..47bb32a9 --- /dev/null +++ b/buildtools/autotools/kfiledndiconview.cpp @@ -0,0 +1,194 @@ +/*************************************************************************** +* kfiledndiconview.cpp - description +* ------------------- +* begin : Wed Nov 1 2000 +* copyright : (C) 2000 by Björn Sahlström +* email : kbjorn@users.sourceforge.net +***************************************************************************/ + +/*************************************************************************** +* * +* 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; either version 2 of the License, or * +* (at your option) any later version. * +* * +***************************************************************************/ + +////////////////////////////////////////////////////// +// Qt specific includes +#include <qptrlist.h> +#include <qapplication.h> +////////////////////////////////////////////////////// +// KDE specific includes +#include <kfileitem.h> +#include <kiconloader.h> +#include <kdebug.h> +////////////////////////////////////////////////////// +// Application specific includes +#include "kfiledndiconview.h" + +#ifndef AUTO_OPEN_TIME +#define AUTO_OPEN_TIME + static int autoOpenTime = 750; +#endif +//----------------------------------------------- +KFileDnDIconView::KFileDnDIconView( QWidget *parent, const char *name ) + : KFileIconView(parent,name), m_autoOpenTimer( this ), + m_autoOpenTime( autoOpenTime ), m_useAutoOpenTimer( true ), + m_dropItem(0), m_dndEnabled( true ) +{ + setDnDEnabled( true ); + setAutoUpdate( true ); + useAutoOpenTimer( true ); +} +//----------------------------------------------- +KFileDnDIconView::~KFileDnDIconView(){ +} +//----------------------------------------------- +void KFileDnDIconView::readConfig( KConfig* config, const QString& group ) { + KConfigGroupSaver cs( config, group ); + bool dnd = config->readBoolEntry("EnableDND", true ); + setDnDEnabled( dnd ); + KFileIconView::readConfig( config, group ); +} +//----------------------------------------------- +void KFileDnDIconView::writeConfig( KConfig* config, const QString& group ) { + KConfigGroupSaver cs( config, group ); + config->writeEntry("EnableDND", m_dndEnabled ); + KFileIconView::writeConfig( config, group ); +} +//----------------------------------------------- +void KFileDnDIconView::slotOpenFolder(){ + if( m_useAutoOpenTimer ) { + m_autoOpenTimer.stop(); + if( !m_dropItem ) + return; + } + KFileItemListIterator it( * KFileView::items() ); + for( ; it.current() ;++it ){ + if( (*it)->name() == m_dropItem->text() ) { + if( (*it)->isFile() ) + return; + else if( (*it)->isDir() || (*it)->isLink()) { + sig->activate( (*it) ); + return; + } + } + } +} +//----------------------------------------------- +void KFileDnDIconView::contentsDragEnterEvent( QDragEnterEvent *e ) { + if ( ! acceptDrag( e ) ) { // can we decode this ? + e->accept( false ); // No + return; + } + e->acceptAction(); // Yes + QIconViewItem *i = findItem( contentsToViewport( e->pos() ) ); + if ( i && m_useAutoOpenTimer) { // are we over an item ? + m_dropItem = i; // set new m_dropItem + m_autoOpenTimer.start( m_autoOpenTime ); // restart timer + } +} +//----------------------------------------------- +void KFileDnDIconView::contentsDragMoveEvent( QDragMoveEvent *e ) { + if ( ! acceptDrag( e ) ) { // can we decode this ? + e->accept( false ); // No + return; + } + e->acceptAction(); // Yes + QIconViewItem *i = findItem( contentsToViewport( e->pos() ) ); + if( ! m_useAutoOpenTimer ) + return; + if ( i ) { // are we over an item ? + if ( i != m_dropItem ) { // if so, is it a new one ? + m_autoOpenTimer.stop(); // stop timer + m_dropItem = i; // set new m_dropItem + m_autoOpenTimer.start( m_autoOpenTime ); // restart timer + } + } + else + m_autoOpenTimer.stop(); // stop timer +} +//----------------------------------------------- +void KFileDnDIconView::contentsDragLeaveEvent( QDragLeaveEvent* ) { + if( m_useAutoOpenTimer ) { + m_autoOpenTimer.stop(); + m_dropItem = 0L; + } +} +//----------------------------------------------- +void KFileDnDIconView::contentsDropEvent( QDropEvent* e ) { + if( m_useAutoOpenTimer ) { + m_autoOpenTimer.stop(); + m_dropItem = 0L; + } + if( ! acceptDrag( e ) ) { + e->acceptAction( false ); + return; + } + e->acceptAction(); + // the drop was accepted so lets emit this + KURL::List urls; + KURLDrag::decode( e, urls ); + emit dropped( e ); +} +//----------------------------------------------- +void KFileDnDIconView::startDrag(){ + if ( ! currentItem() ) // is there any selected items ? + return; // nope + dragObject()->dragCopy(); // start the drag +} +//----------------------------------------------- +QDragObject* KFileDnDIconView::dragObject() { + // create a list of the URL:s that we want to drag + KURL::List urls; + KFileItemListIterator it( * KFileView::selectedItems() ); + for ( ; it.current(); ++it ){ + urls.append( (*it)->url() ); + } + QPixmap pixmap; + if( urls.count() > 1 ) + pixmap = DesktopIcon( "kmultiple", iconSize() ); + if( pixmap.isNull() ) + pixmap = currentFileItem()->pixmap( iconSize() ); + QPoint hotspot; + hotspot.setX( pixmap.width() / 2 ); + hotspot.setY( pixmap.height() / 2 ); + QDragObject* myDragObject = KURLDrag::newDrag( urls, widget() ); + myDragObject->setPixmap( pixmap, hotspot ); + return myDragObject; +} +//----------------------------------------------- +void KFileDnDIconView::setAutoOpenTime( const int& time ){ + m_autoOpenTime = time; + useAutoOpenTimer(); +} +//----------------------------------------------- +void KFileDnDIconView::useAutoOpenTimer( bool use ){ + m_useAutoOpenTimer = use; + if ( use ) + connect( &m_autoOpenTimer, SIGNAL( timeout() ),this, SLOT( slotOpenFolder() ) ); + else { + disconnect( &m_autoOpenTimer, SIGNAL( timeout() ),this, SLOT( slotOpenFolder() ) ); + m_dropItem = 0L; + m_autoOpenTimer.stop(); + } +} +//----------------------------------------------- +void KFileDnDIconView::setDnDEnabled( bool useDnD ){ + m_dndEnabled = useDnD; + setAcceptDrops( useDnD ); + viewport()->setAcceptDrops( useDnD ); +} +//----------------------------------------------- +bool KFileDnDIconView::acceptDrag(QDropEvent* e ) const { + return KURLDrag::canDecode( e ) && + ( e->action() == QDropEvent::Copy + || e->action() == QDropEvent::Move + || e->action() == QDropEvent::Link ); +} +//----------------------------------------------- +#ifndef NO_INCLUDE_MOCFILES +#include "kfiledndiconview.moc" +#endif |