Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 477 insertions, 0 deletions

diff --git a/libkonq/kfileivi.cc b/libkonq/kfileivi.cc
new file mode 100644
index 000000000..6775f115a
--- /dev/null
+++ b/libkonq/kfileivi.cc
@@ -0,0 +1,477 @@
+/* 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 "kfileivi.h"
+#include "kivdirectoryoverlay.h"
+#include "konq_iconviewwidget.h"
+#include "konq_operations.h"
+#include "konq_settings.h"
+
+#include <qpainter.h>
+
+#include <kurldrag.h>
+#include <kiconeffect.h>
+#include <kfileitem.h>
+#include <kdebug.h>
+#include <krun.h>
+
+#undef Bool
+
+/**
+ * Private data for KFileIVI
+ */
+struct KFileIVI::Private
+{
+    QIconSet icons; // Icon states (cached to prevent re-applying icon effects
+		    // every time)
+    QPixmap  thumb; // Raw unprocessed thumbnail
+    QString m_animatedIcon; // Name of animation
+    bool m_animated;        // Animation currently running ?
+	KIVDirectoryOverlay* m_directoryOverlay;
+	QPixmap m_overlay;
+	QString m_overlayName;
+};
+
+KFileIVI::KFileIVI( KonqIconViewWidget *iconview, KFileItem* fileitem, int size )
+    : KIconViewItem( iconview, fileitem->text() ),
+    m_size( size ), m_state( KIcon::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(), QIconSet::Large );
+    d->m_animated = false;
+
+    // iconName() requires the mimetype to be known
+    if ( fileitem->isMimeTypeKnown() )
+    {
+        QString icon = fileitem->iconName();
+        if ( !icon.isEmpty() )
+            setMouseOverAnimation( icon );
+        else
+            setMouseOverAnimation( "unknown" );
+    }
+    d->m_directoryOverlay = 0;
+}
+
+KFileIVI::~KFileIVI()
+{
+    delete d->m_directoryOverlay;
+    delete d;
+}
+
+void KFileIVI::invalidateThumb( int state, bool redraw )
+{
+    QIconSet::Mode mode;
+    switch( state )
+    {
+	case KIcon::DisabledState:
+	    mode = QIconSet::Disabled;
+	    break;
+	case KIcon::ActiveState:
+	    mode = QIconSet::Active;
+	    break;
+	case KIcon::DefaultState:
+	default:
+	    mode = QIconSet::Normal;
+	    break;
+    }
+    d->icons = QIconSet();
+    d->icons.setPixmap( KGlobal::iconLoader()->iconEffect()->
+			apply( d->thumb, KIcon::Desktop, state ),
+			QIconSet::Large, mode );
+    m_state = state;
+
+    QIconViewItem::setPixmap( d->icons.pixmap( QIconSet::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 = KIcon::DisabledState;
+    else
+      m_state = state;
+
+    if ( d->m_overlayName.isNull() )
+        d->m_overlay = QPixmap();
+    else {
+        int halfSize;
+        if (m_size == 0) {
+            halfSize = IconSize(KIcon::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 QString& iconName )
+{
+    d->m_overlayName = iconName;
+
+    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(QString());
+        return 0;
+    }
+}
+
+bool KFileIVI::showDirectoryOverlay(  )
+{
+    return (bool)d->m_directoryOverlay;
+}
+
+void KFileIVI::setPixmapDirect( const QPixmap& pixmap, bool recalc, bool redraw )
+{
+    QIconSet::Mode mode;
+    switch( m_state )
+    {
+	case KIcon::DisabledState:
+	    mode = QIconSet::Disabled;
+	    break;
+	case KIcon::ActiveState:
+	    mode = QIconSet::Active;
+	    break;
+	case KIcon::DefaultState:
+	default:
+	    mode = QIconSet::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 = QIconSet();
+    d->icons.setPixmap( pixmap, QIconSet::Large, mode );
+
+    updatePixmapSize();
+    QIconViewItem::setPixmap( d->icons.pixmap( QIconSet::Large, mode ),
+			      recalc, redraw );
+}
+
+void KFileIVI::setDisabled( bool disabled )
+{
+    if ( m_bDisabled != disabled )
+    {
+        m_bDisabled = disabled;
+        bool active = ( m_state == KIcon::ActiveState );
+        setEffect( m_bDisabled ? KIcon::DisabledState : 
+                   ( active ? KIcon::ActiveState : KIcon::DefaultState ) );
+    }
+}
+
+void KFileIVI::setThumbnailPixmap( const QPixmap & pixmap )
+{
+    m_bThumbnail = true;
+    d->thumb = pixmap;
+    // QIconSet::reset() doesn't seem to clear the other generated pixmaps,
+    // so we just create a blank QIconSet here
+    d->icons = QIconSet();
+    d->icons.setPixmap( KGlobal::iconLoader()->iconEffect()->
+		    apply( pixmap, KIcon::Desktop, KIcon::DefaultState ),
+		    QIconSet::Large, QIconSet::Normal );
+
+    m_state = KIcon::DefaultState;
+
+    // Recalc when setting this pixmap!
+    updatePixmapSize();
+    QIconViewItem::setPixmap( d->icons.pixmap( QIconSet::Large,
+			      QIconSet::Normal ), true );
+}
+
+void KFileIVI::setActive( bool active )
+{
+    if ( active )
+        setEffect( KIcon::ActiveState );
+    else
+        setEffect( m_bDisabled ? KIcon::DisabledState : KIcon::DefaultState );
+}
+
+void KFileIVI::setEffect( int state )
+{
+    QIconSet::Mode mode;
+    switch( state )
+    {
+	case KIcon::DisabledState:
+	    mode = QIconSet::Disabled;
+	    break;
+	case KIcon::ActiveState:
+	    mode = QIconSet::Active;
+	    break;
+	case KIcon::DefaultState:
+	default:
+	    mode = QIconSet::Normal;
+	    break;
+    }
+    // Do not update if the fingerprint is identical (prevents flicker)!
+
+    KIconEffect *effect = KGlobal::iconLoader()->iconEffect();
+
+    bool haveEffect = effect->hasEffect( KIcon::Desktop, m_state ) !=
+                      effect->hasEffect( KIcon::Desktop, state );
+
+                //kdDebug(1203) << "desktop;defaultstate=" <<
+                //      effect->fingerprint(KIcon::Desktop, KIcon::DefaultState) <<
+                //      endl;
+                //kdDebug(1203) << "desktop;activestate=" <<
+                //      effect->fingerprint(KIcon::Desktop, KIcon::ActiveState) <<
+                //      endl;
+
+    if( haveEffect &&
+        effect->fingerprint( KIcon::Desktop, m_state ) !=
+	effect->fingerprint( KIcon::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( QIconSet::Large, mode ) )
+		d->icons.setPixmap( effect->apply( d->thumb, KIcon::Desktop, state ),
+				    QIconSet::Large, mode );
+	}
+	else
+	{
+	    if( d->icons.isGenerated( QIconSet::Large, mode ) )
+		d->icons.setPixmap( m_fileitem->pixmap( m_size, state ),
+				    QIconSet::Large, mode );
+	}
+	QIconViewItem::setPixmap( d->icons.pixmap( QIconSet::Large, mode ) );
+    }
+    m_state = state;
+}
+
+void KFileIVI::refreshIcon( bool redraw )
+{
+    if (!isThumbnail())
+        setIcon( m_size, m_state, true, redraw );
+}
+
+void KFileIVI::invalidateThumbnail()
+{
+    d->thumb = QPixmap();
+}
+
+bool KFileIVI::isThumbnailInvalid() const
+{
+    return d->thumb.isNull();
+}
+
+bool KFileIVI::acceptDrop( const QMimeSource *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 QIconViewItem::acceptDrop( mime );
+}
+
+void KFileIVI::setKey( const QString &key )
+{
+    QString theKey = key;
+
+    QVariant sortDirProp = iconView()->property( "sortDirectoriesFirst" );
+
+    bool isdir = ( S_ISDIR( m_fileitem->mode() ) && ( !sortDirProp.isValid() || ( sortDirProp.type() == QVariant::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( QChar( sortChar + '0' ) );
+
+    QIconViewItem::setKey( theKey );
+}
+
+void KFileIVI::dropped( QDropEvent *e, const QValueList<QIconDragItem> & )
+{
+    KonqOperations::doDrop( item(), item()->url(), e, iconView() );
+}
+
+void KFileIVI::returnPressed()
+{
+    if ( static_cast<KonqIconViewWidget*>(iconView())->isDesktop() ) {
+        KURL url = m_fileitem->url();
+        // 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( QPainter *p, const QColorGroup &c )
+{
+    QColorGroup cg = updateColors(c);
+    paintFontUpdate( p );
+
+    //*** TEMPORARY CODE - MUST BE MADE CONFIGURABLE FIRST - Martijn
+    // SET UNDERLINE ON HOVER ONLY
+    /*if ( ( ( KonqIconViewWidget* ) iconView() )->m_pActiveItem == this )
+    {
+        QFont f( p->font() );
+        f.setUnderline( TRUE );
+        p->setFont( f );
+    }*/
+
+    KIconViewItem::paintItem( p, cg );
+    paintOverlay(p);
+
+}
+
+void KFileIVI::paintOverlay( QPainter *p ) const
+{
+    if ( !d->m_overlay.isNull() ) {
+        QRect rect = pixmapRect(true);
+        p->drawPixmap(x() + rect.x() , y() + pixmapRect().height() - d->m_overlay.height(), d->m_overlay);
+    }
+}
+
+void KFileIVI::paintFontUpdate( QPainter *p ) const
+{
+    if ( m_fileitem->isLink() )
+    {
+        QFont f( p->font() );
+        f.setItalic( TRUE );
+        p->setFont( f );
+    }
+}
+
+QColorGroup KFileIVI::updateColors( const QColorGroup &c ) const
+{
+    QColorGroup cg( c );
+    cg.setColor( QColorGroup::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 QIconViewItem::move( x, y );
+}
+
+bool KFileIVI::hasAnimation() const
+{
+    return !d->m_animatedIcon.isEmpty() && !m_bThumbnail;
+}
+
+void KFileIVI::setMouseOverAnimation( const QString& movieFileName )
+{
+    if ( !movieFileName.isEmpty() )
+    {
+        //kdDebug(1203) << "KIconViewItem::setMouseOverAnimation " << movieFileName << endl;
+        d->m_animatedIcon = movieFileName;
+    }
+}
+
+QString 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( QIconViewItem *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 :
+        KGlobal::iconLoader()->currentSize( KIcon::Desktop );
+
+    KonqIconViewWidget* view = static_cast<KonqIconViewWidget*>( iconView() );
+
+    if ( view && view->canPreview( item() ) ) {
+        int previewSize = view->previewIconSize( size );
+        setPixmapSize( QSize( previewSize, previewSize ) );
+    }
+    else {
+        QSize pixSize = QSize( size, size );
+        if ( pixSize != pixmapSize() )
+            setPixmapSize( pixSize );
+    }
+}
+
+/* vim: set noet sw=4 ts=8 softtabstop=4: */