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tdebase/libkonq/tdefileivi.cc

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/* This file is part of the KDE project
Copyright (C) 1999, 2000, 2001, 2002 David Faure <faure@kde.org>
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 "tdefileivi.h"
#include "kivdirectoryoverlay.h"
#include "kivfreespaceoverlay.h"
#include "konq_iconviewwidget.h"
#include "konq_operations.h"
#include "konq_settings.h"
#include <tqpainter.h>
#include <kurldrag.h>
#include <kiconeffect.h>
#include <tdefileitem.h>
#include <kdebug.h>
#include <krun.h>
#include <kservice.h>
#undef Bool
/**
* Private data for KFileIVI
*/
struct KFileIVI::Private
{
TQIconSet icons; // Icon states (cached to prevent re-applying icon effects
// every time)
TQPixmap thumb; // Raw unprocessed thumbnail
TQString m_animatedIcon; // Name of animation
bool m_animated; // Animation currently running ?
KIVDirectoryOverlay* m_directoryOverlay;
KIVFreeSpaceOverlay* m_freeSpaceOverlay;
TQPixmap m_overlay;
TQString m_overlayName;
int m_progress;
};
KFileIVI::KFileIVI( KonqIconViewWidget *iconview, KFileItem* fileitem, int size )
: TDEIconViewItem( iconview, fileitem->text() ),
m_size( size ), m_state( TDEIcon::DefaultState ),
m_bDisabled( false ), m_bThumbnail( false ), m_fileitem( fileitem )
{
d = new KFileIVI::Private;
updatePixmapSize();
setPixmap( m_fileitem->pixmap( m_size, m_state ) );
setDropEnabled( S_ISDIR( m_fileitem->mode() ) );
// Cache entry for the icon effects
d->icons.reset( *pixmap(), TQIconSet::Large );
d->m_animated = false;
// iconName() requires the mimetype to be known
if ( fileitem->isMimeTypeKnown() )
{
TQString icon = fileitem->iconName();
if ( !icon.isEmpty() )
setMouseOverAnimation( icon );
else
setMouseOverAnimation( "unknown" );
}
d->m_progress = -1;
d->m_directoryOverlay = 0;
d->m_freeSpaceOverlay = 0;
}
KFileIVI::~KFileIVI()
{
delete d->m_directoryOverlay;
delete d->m_freeSpaceOverlay;
delete d;
}
void KFileIVI::invalidateThumb( int state, bool redraw )
{
TQIconSet::Mode mode;
switch( state )
{
case TDEIcon::DisabledState:
mode = TQIconSet::Disabled;
break;
case TDEIcon::ActiveState:
mode = TQIconSet::Active;
break;
case TDEIcon::DefaultState:
default:
mode = TQIconSet::Normal;
break;
}
d->icons = TQIconSet();
d->icons.setPixmap( TDEGlobal::iconLoader()->iconEffect()->
apply( d->thumb, TDEIcon::Desktop, state ),
TQIconSet::Large, mode );
m_state = state;
TQIconViewItem::setPixmap( d->icons.pixmap( TQIconSet::Large, mode ),
false, redraw );
}
void KFileIVI::setIcon( int size, int state, bool recalc, bool redraw )
{
m_size = size;
m_bThumbnail = false;
if ( m_bDisabled )
m_state = TDEIcon::DisabledState;
else
m_state = state;
if ( d->m_overlayName.isNull() )
d->m_overlay = TQPixmap();
else {
int halfSize;
if (m_size == 0) {
halfSize = IconSize(TDEIcon::Desktop) / 2;
} else {
halfSize = m_size / 2;
}
d->m_overlay = DesktopIcon(d->m_overlayName, halfSize);
}
setPixmapDirect(m_fileitem->pixmap( m_size, m_state ) , recalc, redraw );
}
void KFileIVI::setOverlay( const TQString& iconName )
{
d->m_overlayName = iconName;
refreshIcon(true);
}
void KFileIVI::setOverlayProgressBar( const int progress )
{
d->m_progress = progress;
refreshIcon(true);
}
KIVDirectoryOverlay* KFileIVI::setShowDirectoryOverlay( bool show )
{
if ( !m_fileitem->isDir() || m_fileitem->iconName() != "folder" )
return 0;
if (show) {
if (!d->m_directoryOverlay)
d->m_directoryOverlay = new KIVDirectoryOverlay(this);
return d->m_directoryOverlay;
} else {
delete d->m_directoryOverlay;
d->m_directoryOverlay = 0;
setOverlay(TQString());
return 0;
}
}
bool KFileIVI::showDirectoryOverlay( )
{
return (bool)d->m_directoryOverlay;
}
KIVFreeSpaceOverlay* KFileIVI::setShowFreeSpaceOverlay( bool show )
{
if ( !m_fileitem->mimetype().startsWith("media/") ) {
return 0;
}
if (show) {
if (!d->m_freeSpaceOverlay)
d->m_freeSpaceOverlay = new KIVFreeSpaceOverlay(this);
return d->m_freeSpaceOverlay;
} else {
delete d->m_freeSpaceOverlay;
d->m_freeSpaceOverlay = 0;
setOverlayProgressBar(-1);
return 0;
}
}
bool KFileIVI::showFreeSpaceOverlay( )
{
return (bool)d->m_freeSpaceOverlay;
}
void KFileIVI::setPixmapDirect( const TQPixmap& pixmap, bool recalc, bool redraw )
{
TQIconSet::Mode mode;
switch( m_state )
{
case TDEIcon::DisabledState:
mode = TQIconSet::Disabled;
break;
case TDEIcon::ActiveState:
mode = TQIconSet::Active;
break;
case TDEIcon::DefaultState:
default:
mode = TQIconSet::Normal;
break;
}
// We cannot just reset() the iconset here, because setIcon can be
// called with any state and not just normal state. So we just
// create a dummy empty iconset as base object.
d->icons = TQIconSet();
d->icons.setPixmap( pixmap, TQIconSet::Large, mode );
updatePixmapSize();
TQIconViewItem::setPixmap( d->icons.pixmap( TQIconSet::Large, mode ),
recalc, redraw );
}
void KFileIVI::setDisabled( bool disabled )
{
if ( m_bDisabled != disabled )
{
m_bDisabled = disabled;
bool active = ( m_state == TDEIcon::ActiveState );
setEffect( m_bDisabled ? TDEIcon::DisabledState :
( active ? TDEIcon::ActiveState : TDEIcon::DefaultState ) );
}
}
void KFileIVI::setThumbnailPixmap( const TQPixmap & pixmap )
{
m_bThumbnail = true;
d->thumb = pixmap;
// TQIconSet::reset() doesn't seem to clear the other generated pixmaps,
// so we just create a blank TQIconSet here
d->icons = TQIconSet();
d->icons.setPixmap( TDEGlobal::iconLoader()->iconEffect()->
apply( pixmap, TDEIcon::Desktop, TDEIcon::DefaultState ),
TQIconSet::Large, TQIconSet::Normal );
m_state = TDEIcon::DefaultState;
// Recalc when setting this pixmap!
updatePixmapSize();
TQIconViewItem::setPixmap( d->icons.pixmap( TQIconSet::Large,
TQIconSet::Normal ), true );
}
void KFileIVI::setActive( bool active )
{
if ( active )
setEffect( TDEIcon::ActiveState );
else
setEffect( m_bDisabled ? TDEIcon::DisabledState : TDEIcon::DefaultState );
}
void KFileIVI::setEffect( int state )
{
TQIconSet::Mode mode;
switch( state )
{
case TDEIcon::DisabledState:
mode = TQIconSet::Disabled;
break;
case TDEIcon::ActiveState:
mode = TQIconSet::Active;
break;
case TDEIcon::DefaultState:
default:
mode = TQIconSet::Normal;
break;
}
// Do not update if the fingerprint is identical (prevents flicker)!
TDEIconEffect *effect = TDEGlobal::iconLoader()->iconEffect();
bool haveEffect = effect->hasEffect( TDEIcon::Desktop, m_state ) !=
effect->hasEffect( TDEIcon::Desktop, state );
//kdDebug(1203) << "desktop;defaultstate=" <<
// effect->fingerprint(TDEIcon::Desktop, TDEIcon::DefaultState) <<
// endl;
//kdDebug(1203) << "desktop;activestate=" <<
// effect->fingerprint(TDEIcon::Desktop, TDEIcon::ActiveState) <<
// endl;
if( haveEffect &&
effect->fingerprint( TDEIcon::Desktop, m_state ) !=
effect->fingerprint( TDEIcon::Desktop, state ) )
{
// Effects on are not applied until they are first accessed to
// save memory. Do this now when needed
if( m_bThumbnail )
{
if( d->icons.isGenerated( TQIconSet::Large, mode ) )
d->icons.setPixmap( effect->apply( d->thumb, TDEIcon::Desktop, state ),
TQIconSet::Large, mode );
}
else
{
if( d->icons.isGenerated( TQIconSet::Large, mode ) )
d->icons.setPixmap( m_fileitem->pixmap( m_size, state ),
TQIconSet::Large, mode );
}
TQIconViewItem::setPixmap( d->icons.pixmap( TQIconSet::Large, mode ) );
}
m_state = state;
}
void KFileIVI::refreshIcon( bool redraw )
{
if (!isThumbnail()) {
setIcon( m_size, m_state, true, redraw );
}
}
void KFileIVI::invalidateThumbnail()
{
d->thumb = TQPixmap();
}
bool KFileIVI::isThumbnailInvalid() const
{
return d->thumb.isNull();
}
bool KFileIVI::acceptDrop( const TQMimeSource *mime ) const
{
if ( mime->provides( "text/uri-list" ) ) // We're dragging URLs
{
if ( m_fileitem->acceptsDrops() ) // Directory, executables, ...
return true;
// Use cache
KURL::List uris = ( static_cast<KonqIconViewWidget*>(iconView()) )->dragURLs();
// Check if we want to drop something on itself
// (Nothing will happen, but it's a convenient way to move icons)
KURL::List::Iterator it = uris.begin();
for ( ; it != uris.end() ; it++ )
{
if ( m_fileitem->url().equals( *it, true /*ignore trailing slashes*/ ) )
return true;
}
}
return TQIconViewItem::acceptDrop( mime );
}
void KFileIVI::setKey( const TQString &key )
{
TQString theKey = key;
TQVariant sortDirProp = iconView()->property( "sortDirectoriesFirst" );
bool isdir = ( S_ISDIR( m_fileitem->mode() ) && ( !sortDirProp.isValid() || ( sortDirProp.type() == TQVariant::Bool && sortDirProp.toBool() ) ) );
// The order is: .dir (0), dir (1), .file (2), file (3)
int sortChar = isdir ? 1 : 3;
if ( m_fileitem->text()[0] == '.' )
--sortChar;
if ( !iconView()->sortDirection() ) // reverse sorting
sortChar = 3 - sortChar;
theKey.prepend( TQChar( sortChar + '0' ) );
TQIconViewItem::setKey( theKey );
}
void KFileIVI::dropped( TQDropEvent *e, const TQValueList<TQIconDragItem> & )
{
KonqOperations::doDrop( item(), item()->url(), e, iconView() );
}
void KFileIVI::returnPressed()
{
if ( static_cast<KonqIconViewWidget*>(iconView())->isDesktop() ) {
KURL url = m_fileitem->url();
if (url.protocol() == "media") {
(void) new KRun( url, m_fileitem->mode(), m_fileitem->isLocalFile() );
}
else {
// When clicking on a link to e.g. $HOME from the desktop, we want to open $HOME
// Symlink resolution must only happen on the desktop though (#63014)
if ( m_fileitem->isLink() && url.isLocalFile() ) {
url = KURL( url, m_fileitem->linkDest() );
}
(void) new KRun( url, m_fileitem->mode(), m_fileitem->isLocalFile() );
}
}
else {
m_fileitem->run();
}
}
void KFileIVI::paintItem( TQPainter *p, const TQColorGroup &c )
{
TQColorGroup cg = updateColors(c);
paintFontUpdate( p );
//*** TEMPORARY CODE - MUST BE MADE CONFIGURABLE FIRST - Martijn
// SET UNDERLINE ON HOVER ONLY
/*if ( ( ( KonqIconViewWidget* ) iconView() )->m_pActiveItem == this )
{
TQFont f( p->font() );
f.setUnderline( TRUE );
p->setFont( f );
}*/
TDEIconViewItem::paintItem( p, cg );
paintOverlay(p);
paintOverlayProgressBar(p);
}
void KFileIVI::paintOverlay( TQPainter *p ) const
{
if ( !d->m_overlay.isNull() ) {
TQRect rect = pixmapRect(true);
p->drawPixmap(x() + rect.x() , y() + pixmapRect().height() - d->m_overlay.height(), d->m_overlay);
}
}
void KFileIVI::paintOverlayProgressBar( TQPainter *p ) const
{
if (d->m_progress != -1) {
// // Pie chart
// TQRect rect = pixmapRect(true);
// rect.setX(x() + rect.x());
// rect.setY(y() + rect.y() + ((pixmapRect().height()*3)/4));
// rect.setWidth(pixmapRect().width()/4);
// rect.setHeight(pixmapRect().height()/4);
//
// p->save();
//
// p->setPen(TQPen::NoPen);
// p->setBrush(TQt::red);
// p->drawEllipse(rect);
// p->setBrush(TQt::green);
// p->drawPie(rect, 1440, (((100-d->m_progress)*5760)/100));
// // Horizontal progress bar
// TQRect rect = pixmapRect(true);
// int verticalOffset = 0;
// int usedBarWidth = ((d->m_progress*pixmapRect().width())/100);
// int endPosition = x() + rect.x() + usedBarWidth;
//
// p->save();
//
// p->setPen(TQPen::NoPen);
// p->setBrush(TQt::red);
// p->drawRect(TQRect(x() + rect.x(), y() + rect.y() + (pixmapRect().height() - verticalOffset), usedBarWidth, 1));
// p->setBrush(TQt::green);
// p->drawRect(TQRect(endPosition, y() + rect.y() + (pixmapRect().height() - verticalOffset), pixmapRect().width() - usedBarWidth, 1));
// Vertical progress bar
TQRect rect = pixmapRect(true);
int horizontalOffset = 0;
int usedBarHeight = (((100-d->m_progress)*pixmapRect().height())/100);
int endPosition = y() + rect.y() + usedBarHeight;
p->save();
p->setPen(TQPen::NoPen);
p->setBrush(TQt::green);
p->drawRect(TQRect(x() + rect.x() + (pixmapRect().width() - horizontalOffset), y() + rect.y(), 1, usedBarHeight));
p->setBrush(TQt::red);
p->drawRect(TQRect(x() + rect.x() + (pixmapRect().width() - horizontalOffset), endPosition, 1, pixmapRect().height() - usedBarHeight));
p->restore();
}
}
void KFileIVI::paintFontUpdate( TQPainter *p ) const
{
if ( m_fileitem->isLink() )
{
TQFont f( p->font() );
f.setItalic( TRUE );
p->setFont( f );
}
}
TQColorGroup KFileIVI::updateColors( const TQColorGroup &c ) const
{
TQColorGroup cg( c );
cg.setColor( TQColorGroup::Text, static_cast<KonqIconViewWidget*>(iconView())->itemColor() );
return cg;
}
bool KFileIVI::move( int x, int y )
{
if ( static_cast<KonqIconViewWidget*>(iconView())->isDesktop() ) {
if ( x < 5 )
x = 5;
if ( x > iconView()->viewport()->width() - ( width() + 5 ) )
x = iconView()->viewport()->width() - ( width() + 5 );
if ( y < 5 )
y = 5;
if ( y > iconView()->viewport()->height() - ( height() + 5 ) )
y = iconView()->viewport()->height() - ( height() + 5 );
}
return TQIconViewItem::move( x, y );
}
bool KFileIVI::hasAnimation() const
{
return !d->m_animatedIcon.isEmpty() && !m_bThumbnail;
}
void KFileIVI::setMouseOverAnimation( const TQString& movieFileName )
{
if ( !movieFileName.isEmpty() )
{
//kdDebug(1203) << "TDEIconViewItem::setMouseOverAnimation " << movieFileName << endl;
d->m_animatedIcon = movieFileName;
}
}
TQString KFileIVI::mouseOverAnimation() const
{
return d->m_animatedIcon;
}
bool KFileIVI::isAnimated() const
{
return d->m_animated;
}
void KFileIVI::setAnimated( bool a )
{
d->m_animated = a;
}
int KFileIVI::compare( TQIconViewItem *i ) const
{
KonqIconViewWidget* view = static_cast<KonqIconViewWidget*>(iconView());
if ( view->caseInsensitiveSort() )
return key().localeAwareCompare( i->key() );
else
return view->m_pSettings->caseSensitiveCompare( key(), i->key() );
}
void KFileIVI::updatePixmapSize()
{
int size = m_size ? m_size :
TDEGlobal::iconLoader()->currentSize( TDEIcon::Desktop );
KonqIconViewWidget* view = static_cast<KonqIconViewWidget*>( iconView() );
bool mimeDetermined = false;
if ( m_fileitem->isMimeTypeKnown() ) {
mimeDetermined = true;
}
if (mimeDetermined) {
bool changed = false;
if ( view && view->canPreview( item() ) ) {
int previewSize = view->previewIconSize( size );
if (previewSize != size) {
setPixmapSize( TQSize( previewSize, previewSize ) );
changed = true;
}
}
else {
TQSize pixSize = TQSize( size, size );
if ( pixSize != pixmapSize() ) {
setPixmapSize( pixSize );
changed = true;
}
}
if (changed) {
view->adjustItems();
}
}
else {
TQSize pixSize = TQSize( size, size );
if ( pixSize != pixmapSize() ) {
setPixmapSize( pixSize );
}
}
}
void KFileIVI::mimeTypeAndIconDetermined()
{
updatePixmapSize();
}