You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
195 lines
6.6 KiB
195 lines
6.6 KiB
/***************************************************************************
|
|
* 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 <tqptrlist.h>
|
|
#include <tqapplication.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( TQWidget *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 TQString& group ) {
|
|
KConfigGroupSaver cs( config, group );
|
|
bool dnd = config->readBoolEntry("EnableDND", true );
|
|
setDnDEnabled( dnd );
|
|
KFileIconView::readConfig( config, group );
|
|
}
|
|
//-----------------------------------------------
|
|
void KFileDnDIconView::writeConfig( KConfig* config, const TQString& 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( TQDragEnterEvent *e ) {
|
|
if ( ! acceptDrag( e ) ) { // can we decode this ?
|
|
e->accept( false ); // No
|
|
return;
|
|
}
|
|
e->acceptAction(); // Yes
|
|
TQIconViewItem *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( TQDragMoveEvent *e ) {
|
|
if ( ! acceptDrag( e ) ) { // can we decode this ?
|
|
e->accept( false ); // No
|
|
return;
|
|
}
|
|
e->acceptAction(); // Yes
|
|
TQIconViewItem *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( TQDragLeaveEvent* ) {
|
|
if( m_useAutoOpenTimer ) {
|
|
m_autoOpenTimer.stop();
|
|
m_dropItem = 0L;
|
|
}
|
|
}
|
|
//-----------------------------------------------
|
|
void KFileDnDIconView::contentsDropEvent( TQDropEvent* 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
|
|
}
|
|
//-----------------------------------------------
|
|
TQDragObject* 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() );
|
|
}
|
|
TQPixmap pixmap;
|
|
if( urls.count() > 1 )
|
|
pixmap = DesktopIcon( "kmultiple", iconSize() );
|
|
if( pixmap.isNull() )
|
|
pixmap = currentFileItem()->pixmap( iconSize() );
|
|
TQPoint hotspot;
|
|
hotspot.setX( pixmap.width() / 2 );
|
|
hotspot.setY( pixmap.height() / 2 );
|
|
TQDragObject* 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, TQT_SIGNAL( timeout() ),this, TQT_SLOT( slotOpenFolder() ) );
|
|
else {
|
|
disconnect( &m_autoOpenTimer, TQT_SIGNAL( timeout() ),this, TQT_SLOT( slotOpenFolder() ) );
|
|
m_dropItem = 0L;
|
|
m_autoOpenTimer.stop();
|
|
}
|
|
}
|
|
//-----------------------------------------------
|
|
void KFileDnDIconView::setDnDEnabled( bool useDnD ){
|
|
m_dndEnabled = useDnD;
|
|
setAcceptDrops( useDnD );
|
|
viewport()->setAcceptDrops( useDnD );
|
|
}
|
|
//-----------------------------------------------
|
|
bool KFileDnDIconView::acceptDrag(TQDropEvent* e ) const {
|
|
return KURLDrag::canDecode( e ) &&
|
|
( e->action() == TQDropEvent::Copy
|
|
|| e->action() == TQDropEvent::Move
|
|
|| e->action() == TQDropEvent::Link );
|
|
}
|
|
//-----------------------------------------------
|
|
#ifndef NO_INCLUDE_MOCFILES
|
|
#include "kfiledndiconview.moc"
|
|
#endif
|