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tdebase/konqueror/listview/konq_listviewwidget.cc

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/* This file is part of the KDE project
Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
2001, 2002, 2004 Michael Brade <brade@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; either
version 2 of the License, or (at your option) any later version.
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 "konq_listview.h"
#include "konq_listviewsettings.h"
#include "konq_listviewwidget.h"
#include <konq_filetip.h>
#include <konq_drag.h>
#include <konq_settings.h>
#include <kdebug.h>
#include <kdirlister.h>
#include <klocale.h>
#include <kprotocolinfo.h>
#include <kaction.h>
#include <kurldrag.h>
#include <kmessagebox.h>
#include <kiconloader.h>
#include <kiconeffect.h>
#include <tqheader.h>
#include <tqpainter.h>
#include <tqstyle.h>
#include <tqtimer.h>
#include <tqevent.h>
#include <tqcursor.h>
#include <tqtooltip.h>
#include <stdlib.h>
#include <assert.h>
ColumnInfo::ColumnInfo()
:displayInColumn(-1)
,name()
,desktopFileName()
,udsId(0)
,type(TQVariant::Invalid)
,displayThisOne(false)
,toggleThisOne(0)
{}
void ColumnInfo::setData(const TQString& n, const TQString& desktopName, int kioUds,
KToggleAction* someAction, int theWidth)
{
displayInColumn=-1;
name=n;
desktopFileName=desktopName;
udsId=kioUds;
type=TQVariant::Invalid;
displayThisOne=false;
toggleThisOne=someAction;
width=theWidth;
}
void ColumnInfo::setData(const TQString& n, const TQString& desktopName, int kioUds,
TQVariant::Type t, KToggleAction* someAction, int theWidth)
{
displayInColumn=-1;
name=n;
desktopFileName=desktopName;
udsId=kioUds;
type=t;
displayThisOne=false;
toggleThisOne=someAction;
width=theWidth;
}
KonqBaseListViewWidget::KonqBaseListViewWidget( KonqListView *parent, TQWidget *parentWidget)
: KListView(parentWidget)
,sortedByColumn(0)
,m_pBrowserView(parent)
,m_dirLister(new KDirLister( true /*m_showIcons==false*/))
,m_dragOverItem(0)
,m_activeItem(0)
,m_selected(0)
,m_scrollTimer(0)
,m_rubber(0)
,m_showIcons(true)
,m_bCaseInsensitive(true)
,m_bUpdateContentsPosAfterListing(false)
,m_bAscending(true)
,m_itemFound(false)
,m_restored(false)
,m_filenameColumn(0)
,m_itemToGoTo("")
,m_backgroundTimer(0)
,m_fileTip(new KonqFileTip(this))
{
kdDebug(1202) << "+KonqBaseListViewWidget" << endl;
m_dirLister->setMainWindow(topLevelWidget());
m_bTopLevelComplete = true;
//Adjust KListView behaviour
setMultiSelection(true);
setSelectionModeExt( FileManager );
setDragEnabled(true);
setItemsMovable(false);
initConfig();
#if 0
connect( this, TQT_SIGNAL(rightButtonPressed(TQListViewItem*,const TQPoint&,int)),
this, TQT_SLOT(slotRightButtonPressed(TQListViewItem*,const TQPoint&,int)));
#endif
connect( this, TQT_SIGNAL(returnPressed( TQListViewItem * )),
this, TQT_SLOT(slotReturnPressed( TQListViewItem * )) );
connect( this, TQT_SIGNAL( mouseButtonClicked( int, TQListViewItem *, const TQPoint&, int )),
this, TQT_SLOT( slotMouseButtonClicked2( int, TQListViewItem *, const TQPoint&, int )) );
connect( this, TQT_SIGNAL(executed( TQListViewItem * )),
this, TQT_SLOT(slotExecuted( TQListViewItem * )) );
connect( this, TQT_SIGNAL(currentChanged( TQListViewItem * )),
this, TQT_SLOT(slotCurrentChanged( TQListViewItem * )) );
connect( this, TQT_SIGNAL(itemRenamed( TQListViewItem *, const TQString &, int )),
this, TQT_SLOT(slotItemRenamed( TQListViewItem *, const TQString &, int )) );
connect( this, TQT_SIGNAL(contextMenuRequested( TQListViewItem *, const TQPoint&, int )),
this, TQT_SLOT(slotPopupMenu( TQListViewItem *, const TQPoint&, int )) );
connect( this, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(slotSelectionChanged()) );
connect( horizontalScrollBar(), TQT_SIGNAL(valueChanged( int )),
this, TQT_SIGNAL(viewportAdjusted()) );
connect( verticalScrollBar(), TQT_SIGNAL(valueChanged( int )),
this, TQT_SIGNAL(viewportAdjusted()) );
// Connect the directory lister
connect( m_dirLister, TQT_SIGNAL(started( const KURL & )),
this, TQT_SLOT(slotStarted()) );
connect( m_dirLister, TQT_SIGNAL(completed()), this, TQT_SLOT(slotCompleted()) );
connect( m_dirLister, TQT_SIGNAL(canceled()), this, TQT_SLOT(slotCanceled()) );
connect( m_dirLister, TQT_SIGNAL(clear()), this, TQT_SLOT(slotClear()) );
connect( m_dirLister, TQT_SIGNAL(newItems( const KFileItemList & ) ),
this, TQT_SLOT(slotNewItems( const KFileItemList & )) );
connect( m_dirLister, TQT_SIGNAL(deleteItem( KFileItem * )),
this, TQT_SLOT(slotDeleteItem( KFileItem * )) );
connect( m_dirLister, TQT_SIGNAL(refreshItems( const KFileItemList & )),
this, TQT_SLOT( slotRefreshItems( const KFileItemList & )) );
connect( m_dirLister, TQT_SIGNAL(redirection( const KURL & )),
this, TQT_SLOT(slotRedirection( const KURL & )) );
connect( m_dirLister, TQT_SIGNAL(itemsFilteredByMime( const KFileItemList & )),
m_pBrowserView, TQT_SIGNAL(itemsFilteredByMime( const KFileItemList & )) );
connect( m_dirLister, TQT_SIGNAL(infoMessage( const TQString& )),
m_pBrowserView->extension(), TQT_SIGNAL(infoMessage( const TQString& )) );
connect( m_dirLister, TQT_SIGNAL(percent( int )),
m_pBrowserView->extension(), TQT_SIGNAL(loadingProgress( int )) );
connect( m_dirLister, TQT_SIGNAL(speed( int )),
m_pBrowserView->extension(), TQT_SIGNAL(speedProgress( int )) );
connect( header(), TQT_SIGNAL(sizeChange( int, int, int )), TQT_SLOT(slotUpdateBackground()) );
viewport()->setMouseTracking( true );
viewport()->setFocusPolicy( TQ_WheelFocus );
setFocusPolicy( TQ_WheelFocus );
setAcceptDrops( true );
//looks better with the statusbar
setFrameStyle( TQFrame::StyledPanel | TQFrame::Sunken );
setShowSortIndicator( true );
}
KonqBaseListViewWidget::~KonqBaseListViewWidget()
{
kdDebug(1202) << "-KonqBaseListViewWidget" << endl;
delete m_selected; m_selected = 0;
// TODO: this is a hack, better fix the connections of m_dirLister if possible!
m_dirLister->disconnect( this );
delete m_dirLister;
delete m_fileTip;
}
void KonqBaseListViewWidget::readProtocolConfig( const KURL & url )
{
const TQString protocol = url.protocol();
KonqListViewSettings config( protocol );
config.readConfig();
sortedByColumn = config.sortBy();
m_bAscending = config.sortOrder();
m_filenameColumnWidth = config.fileNameColumnWidth();
TQStringList lstColumns = config.columns();
TQValueList<int> lstColumnWidths = config.columnWidths();
if (lstColumns.isEmpty())
{
// Default column selection
lstColumns.append( "Size" );
lstColumns.append( "File Type" );
lstColumns.append( "Modified" );
lstColumns.append( "Permissions" );
lstColumns.append( "Owner" );
lstColumns.append( "Group" );
lstColumns.append( "Link" );
}
// Default number of columns
NumberOfAtoms = 11;
int extraIndex = NumberOfAtoms;
// Check for any extra data
KProtocolInfo::ExtraFieldList extraFields = KProtocolInfo::extraFields(url);
NumberOfAtoms += extraFields.count();
confColumns.resize( NumberOfAtoms );
KProtocolInfo::ExtraFieldList::Iterator extraFieldsIt = extraFields.begin();
for ( int num = 1; extraFieldsIt != extraFields.end(); ++extraFieldsIt, ++num )
{
const TQString column = (*extraFieldsIt).name;
if ( lstColumns.find(column) == lstColumns.end() )
lstColumns << column;
const TQString type = (*extraFieldsIt).type; // ## TODO use when sorting
TQVariant::Type t = TQVariant::Invalid;
if ( type.lower() == "qstring" )
t = TQVariant::String;
else if ( type.lower() == "qdatetime" )
t = TQVariant::DateTime;
else
kdWarning() << "Unsupported ExtraType '" << type << "'" << endl;
confColumns[extraIndex++].setData( column, TQString("Extra%1").arg(num), KIO::UDS_EXTRA, t, 0);
}
//disable everything
for ( unsigned int i = 0; i < NumberOfAtoms; i++ )
{
confColumns[i].displayThisOne = false;
confColumns[i].displayInColumn = -1;
if ( confColumns[i].toggleThisOne )
{
confColumns[i].toggleThisOne->setChecked( false );
confColumns[i].toggleThisOne->setEnabled( true );
}
}
int currentColumn = m_filenameColumn + 1;
//check all columns in lstColumns
for ( unsigned int i = 0; i < lstColumns.count(); i++ )
{
//search the column in confColumns
for ( unsigned int j = 0; j < NumberOfAtoms; j++ )
{
if ( confColumns[j].name == *lstColumns.at(i) )
{
confColumns[j].displayThisOne = true;
confColumns[j].displayInColumn = currentColumn;
if ( confColumns[j].toggleThisOne )
confColumns[j].toggleThisOne->setChecked( true );
currentColumn++;
if ( i < lstColumnWidths.count() )
confColumns[j].width = *lstColumnWidths.at(i);
else
{
// Default Column widths
ColumnInfo *tmpColumn = &confColumns[j];
TQString str;
if ( tmpColumn->udsId == KIO::UDS_SIZE )
str = KGlobal::locale()->formatNumber( 888888888, 0 ) + " ";
else if ( tmpColumn->udsId == KIO::UDS_ACCESS )
str = "--Permissions--";
else if ( tmpColumn->udsId == KIO::UDS_USER )
str = "a_long_username";
else if ( tmpColumn->udsId == KIO::UDS_GROUP )
str = "a_groupname";
else if ( tmpColumn->udsId == KIO::UDS_LINK_DEST )
str = "a_quite_long_filename_for_link_dest";
else if ( tmpColumn->udsId == KIO::UDS_FILE_TYPE )
str = "a_long_comment_for_mimetype";
else if ( tmpColumn->udsId == KIO::UDS_MIME_TYPE )
str = "_a_long_/_mimetype_";
else if ( tmpColumn->udsId == KIO::UDS_URL )
str = "a_long_lonq_long_very_long_url";
else if ( (tmpColumn->udsId & KIO::UDS_TIME)
|| (tmpColumn->udsId == KIO::UDS_EXTRA &&
(tmpColumn->type & TQVariant::DateTime)) )
{
TQDateTime dt( TQDate( 2000, 10, 10 ), TQTime( 20, 20, 20 ) );
str = KGlobal::locale()->formatDateTime( dt ) + "--";
}
else
str = "it_is_the_default_width";
confColumns[j].width = fontMetrics().width(str);
}
break;
}
}
}
//check what the protocol provides
TQStringList listingList = KProtocolInfo::listing( url );
kdDebug(1202) << k_funcinfo << "protocol: " << protocol << endl;
// Even if this is not given by the protocol, we can determine it.
// Please don't remove this ;-). It makes it possible to show the file type
// using the mimetype comment, which for most users is a nicer alternative
// than the raw mimetype name.
listingList.append( "MimeType" );
for ( unsigned int i = 0; i < NumberOfAtoms; i++ )
{
if ( confColumns[i].udsId == KIO::UDS_URL ||
confColumns[i].udsId == KIO::UDS_MIME_TYPE ||
!confColumns[i].displayThisOne )
{
continue;
}
TQStringList::Iterator listIt = listingList.find( confColumns[i].desktopFileName );
if ( listIt == listingList.end() ) // not found -> hide
{
//move all columns behind one to the front
for ( unsigned int l = 0; l < NumberOfAtoms; l++ )
if ( confColumns[l].displayInColumn > confColumns[i].displayInColumn )
confColumns[l].displayInColumn--;
//disable this column
confColumns[i].displayThisOne = false;
if ( confColumns[i].toggleThisOne )
{
confColumns[i].toggleThisOne->setEnabled( false );
confColumns[i].toggleThisOne->setChecked( false );
}
}
}
}
void KonqBaseListViewWidget::createColumns()
{
//this column is always required, so add it
if ( columns() < 1 )
addColumn( i18n("Name"), m_filenameColumnWidth );
setSorting( 0, true );
//remove all columns that will be re-added
for ( int i=columns()-1; i>m_filenameColumn; i--)
removeColumn(i);
//now add the checked columns
int currentColumn = m_filenameColumn + 1;
for ( int i = 0; i < (int)NumberOfAtoms; i++ )
{
if ( confColumns[i].displayThisOne && (confColumns[i].displayInColumn == currentColumn) )
{
addColumn( i18n(confColumns[i].name.utf8()), confColumns[i].width );
if ( sortedByColumn == confColumns[i].desktopFileName )
setSorting( currentColumn, m_bAscending );
if ( confColumns[i].udsId == KIO::UDS_SIZE )
setColumnAlignment( currentColumn, AlignRight );
i = -1;
currentColumn++;
}
}
if ( sortedByColumn == "FileName" )
setSorting( 0, m_bAscending );
}
void KonqBaseListViewWidget::stop()
{
m_dirLister->stop();
}
const KURL & KonqBaseListViewWidget::url()
{
return m_url;
}
void KonqBaseListViewWidget::initConfig()
{
m_pSettings = KonqFMSettings::settings();
TQFont stdFont( m_pSettings->standardFont() );
setFont( stdFont );
//TODO: create config GUI
TQFont itemFont( m_pSettings->standardFont() );
itemFont.setUnderline( m_pSettings->underlineLink() );
setItemFont( itemFont );
setItemColor( m_pSettings->normalTextColor() );
bool on = m_pSettings->showFileTips() && TQToolTip::isGloballyEnabled();
m_fileTip->setOptions( on, m_pSettings->showPreviewsInFileTips(), m_pSettings->numFileTips() );
updateListContents();
}
void KonqBaseListViewWidget::contentsMousePressEvent( TQMouseEvent *e )
{
if ( m_rubber )
{
TQRect r( m_rubber->normalize() );
delete m_rubber;
m_rubber = 0;
repaintContents( r, FALSE );
}
delete m_selected;
m_selected = new TQPtrList<KonqBaseListViewItem>;
TQPoint vp = contentsToViewport( e->pos() );
KonqBaseListViewItem* item = isExecuteArea( vp ) ?
static_cast<KonqBaseListViewItem*>( itemAt( vp ) ) : 0L;
if ( item ) {
KListView::contentsMousePressEvent( e );
}
else {
if ( e->button() == Qt::LeftButton )
{
m_rubber = new TQRect( e->x(), e->y(), 0, 0 );
clearSelection();
emit selectionChanged();
m_fileTip->setItem( 0 );
}
if ( e->button() != Qt::RightButton )
TQListView::contentsMousePressEvent( e );
}
// Store list of selected items at mouse-press time.
// This is used when autoscrolling (why?)
// and during dnd (the target item is temporarily selected)
selectedItems( m_selected );
}
void KonqBaseListViewWidget::contentsMouseReleaseEvent( TQMouseEvent *e )
{
if ( m_rubber )
{
TQRect r( m_rubber->normalize() );
delete m_rubber;
m_rubber = 0;
repaintContents( r, FALSE );
}
if ( m_scrollTimer )
{
disconnect( m_scrollTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( slotAutoScroll() ) );
m_scrollTimer->stop();
delete m_scrollTimer;
m_scrollTimer = 0;
}
delete m_selected; m_selected = 0;
KListView::contentsMouseReleaseEvent( e );
}
void KonqBaseListViewWidget::contentsMouseMoveEvent( TQMouseEvent *e )
{
if ( m_rubber )
{
slotAutoScroll();
return;
}
TQPoint vp = contentsToViewport( e->pos() );
KonqBaseListViewItem* item = isExecuteArea( vp ) ?
static_cast<KonqBaseListViewItem *>( itemAt( vp ) ) : 0;
if ( item != m_activeItem )
{
if ( m_activeItem != 0 )
m_activeItem->setActive( false );
m_activeItem = item;
if ( item )
{
item->setActive( true );
emit m_pBrowserView->setStatusBarText( item->item()->getStatusBarInfo() );
m_pBrowserView->emitMouseOver( item->item() );
vp.setY( itemRect( item ).y() );
TQRect rect( viewportToContents( vp ), TQSize(20, item->height()) );
m_fileTip->setItem( item->item(), rect, item->pixmap( 0 ) );
m_fileTip->setPreview( KGlobalSettings::showFilePreview( item->item()->url() ) );
setShowToolTips( !m_pSettings->showFileTips() );
}
else
{
reportItemCounts();
m_pBrowserView->emitMouseOver( 0 );
m_fileTip->setItem( 0 );
setShowToolTips( true );
}
}
KListView::contentsMouseMoveEvent( e );
}
void KonqBaseListViewWidget::contentsWheelEvent( TQWheelEvent *e )
{
// when scrolling with mousewheel, stop possible pending filetip
m_fileTip->setItem( 0 );
if ( m_activeItem != 0 )
{
m_activeItem->setActive( false );
m_activeItem = 0;
}
reportItemCounts();
m_pBrowserView->emitMouseOver( 0 );
KListView::contentsWheelEvent( e );
}
void KonqBaseListViewWidget::leaveEvent( TQEvent *e )
{
if ( m_activeItem != 0 )
{
m_activeItem->setActive( false );
m_activeItem = 0;
}
reportItemCounts();
m_pBrowserView->emitMouseOver( 0 );
m_fileTip->setItem( 0 );
KListView::leaveEvent( e );
}
void KonqBaseListViewWidget::drawRubber( TQPainter *p )
{
if ( !m_rubber )
return;
p->setRasterOp( NotROP );
p->setPen( TQPen( color0, 1 ) );
p->setBrush( NoBrush );
TQPoint pt( m_rubber->x(), m_rubber->y() );
pt = contentsToViewport( pt );
style().tqdrawPrimitive( TQStyle::PE_RubberBand, p,
TQRect( pt.x(), pt.y(), m_rubber->width(), m_rubber->height() ),
colorGroup(), TQStyle::Style_Default, colorGroup().base() );
}
void KonqBaseListViewWidget::slotAutoScroll()
{
if ( !m_rubber )
return;
// this code assumes that all items have the same height
const TQPoint pos = viewport()->mapFromGlobal( TQCursor::pos() );
const TQPoint vc = viewportToContents( pos );
if ( vc == m_rubber->bottomRight() )
return;
TQRect oldRubber = *m_rubber;
const int oldTop = m_rubber->normalize().top();
const int oldBottom = m_rubber->normalize().bottom();
m_rubber->setBottomRight( vc );
TQListViewItem *cur = itemAt( TQPoint(0,0) );
bool block = signalsBlocked();
blockSignals( true );
TQRect rr;
TQRect nr = m_rubber->normalize();
bool changed = FALSE;
if ( cur )
{
TQRect rect;
if ( allColumnsShowFocus() )
rect = itemRect( cur );
else {
rect = itemRect( cur );
rect.setWidth( executeArea( cur ) );
}
rect = TQRect( viewportToContents( rect.topLeft() ),
viewportToContents( rect.bottomRight() ) );
if ( !allColumnsShowFocus() )
{
rect.setLeft( header()->sectionPos( 0 ) );
rect.setWidth( rect.width() );
}
else
{
rect.setLeft( 0 );
rect.setWidth( header()->headerWidth() );
}
TQRect r = rect;
TQListViewItem *tmp = cur;
while ( cur && rect.top() <= oldBottom )
{
if ( rect.intersects( nr ) )
{
if ( !cur->isSelected() && cur->isSelectable() )
{
setSelected( cur, true );
changed = TRUE;
rr = rr.unite( itemRect( cur ) );
}
}
else
{
if ( cur->isSelected() )
{
changed = TRUE;
rr = rr.unite( itemRect( cur ) );
}
if ( !m_selected || !m_selected->contains( (KonqBaseListViewItem*)cur ) )
{
setSelected( cur, false );
}
}
cur = cur->itemBelow();
if (cur && !allColumnsShowFocus())
rect.setWidth( executeArea( cur ) );
rect.moveBy( 0, rect.height() );
}
rect = r;
rect.moveBy( 0, -rect.height() );
cur = tmp->itemAbove();
while ( cur && rect.bottom() >= oldTop )
{
if ( rect.intersects( nr ) )
{
if ( !cur->isSelected() && cur->isSelectable() )
{
setSelected( cur, true );
changed = TRUE;
rr = rr.unite( itemRect( cur ) );
}
}
else
{
if ( cur->isSelected() )
{
changed = TRUE;
rr = rr.unite( itemRect( cur ) );
}
if ( !m_selected || !m_selected->contains( (KonqBaseListViewItem*)cur ) )
{
setSelected( cur, false );
}
}
cur = cur->itemAbove();
if (cur && !allColumnsShowFocus())
rect.setWidth( executeArea( cur ) );
rect.moveBy( 0, -rect.height() );
}
}
blockSignals( block );
emit selectionChanged();
TQRect allRect = oldRubber.normalize();
if ( changed )
{
allRect |= rr.normalize();
}
allRect |= m_rubber->normalize();
TQPoint point = contentsToViewport( allRect.topLeft() );
allRect = TQRect( point.x(), point.y(), allRect.width(), allRect.height() );
allRect &= viewport()->rect();
allRect.addCoords( -2, -2, 2, 2 );
TQPixmap backrubber( viewport()->rect().size() );
backrubber.fill( viewport(), viewport()->rect().topLeft() );
TQPainter p( &backrubber );
p.save();
drawContentsOffset( &p,
contentsX(),
contentsY(),
contentsX() + allRect.left(), contentsY() + allRect.top(),
allRect.width(), allRect.height() );
p.restore();
drawRubber( &p );
p.end();
bitBlt( viewport(), allRect.topLeft(), &backrubber, allRect );
const int scroll_margin = 40;
ensureVisible( vc.x(), vc.y(), scroll_margin, scroll_margin );
if ( !TQRect( scroll_margin, scroll_margin,
viewport()->width() - 2*scroll_margin,
viewport()->height() - 2*scroll_margin ).contains( pos ) )
{
if ( !m_scrollTimer )
{
m_scrollTimer = new TQTimer( this );
connect( m_scrollTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( slotAutoScroll() ) );
m_scrollTimer->start( 100, false );
}
}
else if ( m_scrollTimer )
{
disconnect( m_scrollTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( slotAutoScroll() ) );
m_scrollTimer->stop();
delete m_scrollTimer;
m_scrollTimer = 0;
}
}
void KonqBaseListViewWidget::viewportPaintEvent( TQPaintEvent *e )
{
KListView::viewportPaintEvent( e );
TQPainter p( viewport() );
drawRubber( &p );
p.end();
}
void KonqBaseListViewWidget::viewportResizeEvent(TQResizeEvent * e)
{
KListView::viewportResizeEvent(e);
emit viewportAdjusted();
}
void KonqBaseListViewWidget::viewportDragMoveEvent( TQDragMoveEvent *_ev )
{
KonqBaseListViewItem *item =
isExecuteArea( _ev->pos() ) ? (KonqBaseListViewItem*)itemAt( _ev->pos() ) : 0L;
// Unselect previous drag-over-item
if ( m_dragOverItem && m_dragOverItem != item )
if ( !m_selected || !m_selected->contains( m_dragOverItem ) )
setSelected( m_dragOverItem, false );
if ( !item )
{
_ev->acceptAction();
m_dragOverItem = 0L;
return;
}
if ( item->item()->acceptsDrops() )
{
_ev->acceptAction();
if ( m_dragOverItem != item )
{
setSelected( item, true );
m_dragOverItem = item;
}
}
else
{
_ev->ignore();
m_dragOverItem = 0L;
}
}
void KonqBaseListViewWidget::viewportDragEnterEvent( TQDragEnterEvent *_ev )
{
m_dragOverItem = 0L;
// By default we accept any format
_ev->acceptAction();
}
void KonqBaseListViewWidget::viewportDragLeaveEvent( TQDragLeaveEvent * )
{
if ( m_dragOverItem != 0L )
setSelected( m_dragOverItem, false );
m_dragOverItem = 0L;
}
void KonqBaseListViewWidget::viewportDropEvent( TQDropEvent *ev )
{
if ( m_dirLister->url().isEmpty() )
return;
kdDebug() << "KonqBaseListViewWidget::viewportDropEvent" << endl;
if ( m_dragOverItem != 0L )
setSelected( m_dragOverItem, false );
m_dragOverItem = 0L;
ev->accept();
// We dropped on an item only if we dropped on the Name column.
KonqBaseListViewItem *item =
isExecuteArea( ev->pos() ) ? (KonqBaseListViewItem*)itemAt( ev->pos() ) : 0;
KFileItem * destItem = (item) ? item->item() : m_dirLister->rootItem();
KURL u = destItem ? destItem->url() : url();
if ( u.isEmpty() )
return;
KonqOperations::doDrop( destItem /*may be 0L*/, u, ev, this );
}
void KonqBaseListViewWidget::startDrag()
{
m_fileTip->setItem( 0 );
KURL::List urls = selectedUrls( false );
TQListViewItem * m_pressedItem = currentItem();
TQPixmap pixmap2;
bool pixmap0Invalid = !m_pressedItem->pixmap(0) || m_pressedItem->pixmap(0)->isNull();
// Multiple URLs ?
if (( urls.count() > 1 ) || (pixmap0Invalid))
{
int iconSize = m_pBrowserView->m_pProps->iconSize();
iconSize = iconSize ? iconSize : KGlobal::iconLoader()->currentSize( KIcon::Small ); // Default = small
pixmap2 = DesktopIcon( "kmultiple", iconSize );
if ( pixmap2.isNull() )
kdWarning(1202) << "Could not find multiple pixmap" << endl;
}
//KURLDrag *d = new KURLDrag( urls, viewport() );
KonqDrag *drag= new KonqDrag( urls, selectedUrls(true), false, viewport() );
if ( !pixmap2.isNull() )
drag->setPixmap( pixmap2 );
else if ( !pixmap0Invalid )
drag->setPixmap( *m_pressedItem->pixmap( 0 ) );
drag->drag();
}
void KonqBaseListViewWidget::slotItemRenamed( TQListViewItem *item, const TQString &name, int col )
{
Q_ASSERT( col == 0 );
Q_ASSERT( item != 0 );
// The correct behavior is to show the old name until the rename has successfully
// completed. Unfortunately, KListView forces us to allow the text to be changed
// before we try the rename, so set it back to the pre-rename state.
KonqBaseListViewItem *renamedItem = static_cast<KonqBaseListViewItem*>(item);
renamedItem->updateContents();
// Don't do anything if the user renamed to a blank name.
if( !name.isEmpty() )
{
// Actually attempt the rename. If it succeeds, KDirLister will update the name.
KonqOperations::rename( this, renamedItem->item()->url(), KIO::encodeFileName( name ) );
}
// When the KListViewLineEdit loses focus, focus tends to go to the location bar...
setFocus();
}
void KonqBaseListViewWidget::reportItemCounts()
{
KFileItemList lst = selectedFileItems();
if ( !lst.isEmpty() )
m_pBrowserView->emitCounts( lst );
else
{
lst = visibleFileItems();
m_pBrowserView->emitCounts( lst );
}
}
void KonqBaseListViewWidget::slotSelectionChanged()
{
reportItemCounts();
KFileItemList lst = selectedFileItems();
emit m_pBrowserView->m_extension->selectionInfo( lst );
}
void KonqBaseListViewWidget::slotMouseButtonClicked2( int _button,
TQListViewItem *_item, const TQPoint& pos, int )
{
if ( _button == Qt::MidButton )
{
if ( _item && isExecuteArea( viewport()->mapFromGlobal(pos) ) )
m_pBrowserView->mmbClicked( static_cast<KonqBaseListViewItem *>(_item)->item() );
else // MMB on background
m_pBrowserView->mmbClicked( 0 );
}
}
void KonqBaseListViewWidget::slotExecuted( TQListViewItem *item )
{
if ( !item )
return;
m_fileTip->setItem( 0 );
// isExecuteArea() checks whether the mouse pointer is
// over an area where an action should be triggered
// (i.e. the Name column, including pixmap and "+")
if ( isExecuteArea( viewport()->mapFromGlobal( TQCursor::pos() ) ) )
slotReturnPressed( item );
}
void KonqBaseListViewWidget::selectedItems( TQPtrList<KonqBaseListViewItem> *_list )
{
iterator it = begin();
for ( ; it != end(); it++ )
if ( it->isSelected() )
_list->append( &*it );
}
KFileItemList KonqBaseListViewWidget::visibleFileItems()
{
KFileItemList list;
KonqBaseListViewItem *item = static_cast<KonqBaseListViewItem *>(firstChild());
while ( item )
{
list.append( item->item() );
item = static_cast<KonqBaseListViewItem *>(item->itemBelow());
}
return list;
}
KFileItemList KonqBaseListViewWidget::selectedFileItems()
{
KFileItemList list;
iterator it = begin();
for ( ; it != end(); it++ )
if ( it->isSelected() )
list.append( it->item() );
return list;
}
KURL::List KonqBaseListViewWidget::selectedUrls( bool mostLocal )
{
bool dummy;
KURL::List list;
iterator it = begin();
for ( ; it != end(); it++ )
if ( it->isSelected() )
list.append( mostLocal ? it->item()->mostLocalURL( dummy ) : it->item()->url() );
return list;
}
KonqPropsView * KonqBaseListViewWidget::props() const
{
return m_pBrowserView->m_pProps;
}
void KonqBaseListViewWidget::slotReturnPressed( TQListViewItem *_item )
{
if ( !_item )
return;
KFileItem *fileItem = static_cast<KonqBaseListViewItem *>(_item)->item();
if ( !fileItem )
return;
KURL url = fileItem->url();
url.cleanPath();
bool isIntoTrash = url.isLocalFile() && url.path(1).startsWith(KGlobalSettings::trashPath());
if ( !isIntoTrash || (isIntoTrash && fileItem->isDir()) )
{
m_pBrowserView->lmbClicked( fileItem );
if (_item->pixmap(0) != 0)
{
// Rect of the TQListViewItem's pixmap area.
TQRect rect = _item->listView()->itemRect(_item);
// calculate nesting depth
int nestingDepth = 0;
for (TQListViewItem *currentItem = _item->parent();
currentItem != 0;
currentItem = currentItem->parent())
nestingDepth++;
// no parent no indent
if (_item->parent() == 0)
nestingDepth = 0;
// Root decoration means additional indent
if (_item->listView()->rootIsDecorated())
nestingDepth++;
// set recalculated rect
rect.setLeft(_item->listView()->itemMargin() + _item->listView()->treeStepSize() * nestingDepth);
rect.setWidth(_item->pixmap(0)->width());
// gather pixmap
TQPixmap *pix = new TQPixmap(*(_item->pixmap(0)));
// call the icon effect if enabled
if (KGlobalSettings::showKonqIconActivationEffect() == true) {
KIconEffect::visualActivate(viewport(), rect, pix);
}
// clean up
delete(pix);
}
}
else
KMessageBox::information( 0, i18n("You must take the file out of the trash before being able to use it.") );
}
void KonqBaseListViewWidget::slotPopupMenu( TQListViewItem *i, const TQPoint &point, int c )
{
kdDebug(1202) << "KonqBaseListViewWidget::slotPopupMenu" << endl;
popupMenu( point, ( i != 0 && c == -1 ) ); // i != 0 && c == -1 when activated by keyboard
}
void KonqBaseListViewWidget::popupMenu( const TQPoint& _global, bool alwaysForSelectedFiles )
{
m_fileTip->setItem( 0 );
KFileItemList lstItems;
KParts::BrowserExtension::PopupFlags popupFlags = KParts::BrowserExtension::DefaultPopupItems;
// Only consider a right-click on the name column as something
// related to the selection. On all the other columns, we want
// a popup for the current dir instead.
if ( alwaysForSelectedFiles || isExecuteArea( viewport()->mapFromGlobal( _global ) ) )
{
TQPtrList<KonqBaseListViewItem> items;
selectedItems( &items );
for ( KonqBaseListViewItem *item = items.first(); item; item = items.next() )
lstItems.append( item->item() );
}
KFileItem *rootItem = 0L;
bool deleteRootItem = false;
if ( lstItems.count() == 0 ) // emit popup for background
{
clearSelection();
if ( m_dirLister->url().isEmpty() )
return;
rootItem = m_dirLister->rootItem();
if ( !rootItem )
{
if ( url().isEmpty() )
return;
// Maybe we want to do a stat to get full info about the root item
// (when we use permissions). For now create a dummy one.
rootItem = new KFileItem( S_IFDIR, (mode_t)-1, url() );
deleteRootItem = true;
}
lstItems.append( rootItem );
popupFlags = KParts::BrowserExtension::ShowNavigationItems | KParts::BrowserExtension::ShowUp;
}
emit m_pBrowserView->extension()->popupMenu( 0, _global, lstItems, KParts::URLArgs(), popupFlags );
if ( deleteRootItem )
delete rootItem; // we just created it
}
void KonqBaseListViewWidget::updateListContents()
{
for ( KonqBaseListViewWidget::iterator it = begin(); it != end(); it++ )
it->updateContents();
}
bool KonqBaseListViewWidget::openURL( const KURL &url )
{
kdDebug(1202) << k_funcinfo << "protocol: " << url.protocol()
<< " url: " << url.path() << endl;
// The first time or new protocol? So create the columns first.
if ( columns() < 1 || url.protocol() != m_url.protocol() )
{
readProtocolConfig( url );
createColumns();
}
m_bTopLevelComplete = false;
m_itemFound = false;
if ( m_itemToGoTo.isEmpty() && url.equals( m_url.upURL(), true ) )
m_itemToGoTo = m_url.fileName( true );
// Check for new properties in the new dir
// newProps returns true the first time, and any time something might
// have changed.
bool newProps = m_pBrowserView->m_pProps->enterDir( url );
m_dirLister->setNameFilter( m_pBrowserView->nameFilter() );
m_dirLister->setMimeFilter( m_pBrowserView->mimeFilter() );
m_dirLister->setShowingDotFiles( m_pBrowserView->m_pProps->isShowingDotFiles() );
KParts::URLArgs args = m_pBrowserView->extension()->urlArgs();
if ( args.reload )
{
args.xOffset = contentsX();
args.yOffset = contentsY();
m_pBrowserView->extension()->setURLArgs( args );
if ( currentItem() && itemRect( currentItem() ).isValid() )
m_itemToGoTo = currentItem()->text(0);
m_pBrowserView->m_filesToSelect.clear();
iterator it = begin();
for( ; it != end(); it++ )
if ( it->isSelected() )
m_pBrowserView->m_filesToSelect += it->text(0);
}
m_itemsToSelect = m_pBrowserView->m_filesToSelect;
if ( !m_itemsToSelect.isEmpty() && m_itemToGoTo.isEmpty() )
m_itemToGoTo = m_itemsToSelect[0];
if ( columnWidthMode(0) == Maximum )
setColumnWidth(0,50);
m_url = url;
m_bUpdateContentsPosAfterListing = true;
// Start the directory lister !
m_dirLister->openURL( url, false /* new url */, args.reload );
// Apply properties and reflect them on the actions
// do it after starting the dir lister to avoid changing the properties
// of the old view
if ( newProps )
{
m_pBrowserView->newIconSize( m_pBrowserView->m_pProps->iconSize() );
m_pBrowserView->m_paShowDot->setChecked( m_pBrowserView->m_pProps->isShowingDotFiles() );
if ( m_pBrowserView->m_paCaseInsensitive->isChecked() != m_pBrowserView->m_pProps->isCaseInsensitiveSort() ) {
m_pBrowserView->m_paCaseInsensitive->setChecked( m_pBrowserView->m_pProps->isCaseInsensitiveSort() );
// This is in case openURL returned all items synchronously.
sort();
}
// It has to be "viewport()" - this is what KonqDirPart's slots act upon,
// and otherwise we get a color/pixmap in the square between the scrollbars.
m_pBrowserView->m_pProps->applyColors( viewport() );
}
return true;
}
void KonqBaseListViewWidget::setComplete()
{
kdDebug(1202) << k_funcinfo << "Update Contents Pos: "
<< m_bUpdateContentsPosAfterListing << endl;
m_bTopLevelComplete = true;
// Alex: this flag is set when we are just finishing a voluntary listing,
// so do the go-to-item thing only under here. When we update the
// current directory automatically (e.g. after a file has been deleted),
// we don't want to go to the first item ! (David)
if ( m_bUpdateContentsPosAfterListing )
{
m_bUpdateContentsPosAfterListing = false;
if ( !m_itemFound )
setCurrentItem( firstChild() );
if ( !m_restored && !m_pBrowserView->extension()->urlArgs().reload )
ensureItemVisible( currentItem() );
else
setContentsPos( m_pBrowserView->extension()->urlArgs().xOffset,
m_pBrowserView->extension()->urlArgs().yOffset );
emit selectionChanged();
}
m_itemToGoTo = "";
m_restored = false;
// Show totals
reportItemCounts();
m_pBrowserView->emitMouseOver( 0 );
if ( !isUpdatesEnabled() || !viewport()->isUpdatesEnabled() )
{
viewport()->setUpdatesEnabled( true );
setUpdatesEnabled( true );
triggerUpdate();
}
// Show "cut" icons as such
m_pBrowserView->slotClipboardDataChanged();
}
void KonqBaseListViewWidget::slotStarted()
{
//kdDebug(1202) << k_funcinfo << endl;
if (!m_bTopLevelComplete)
emit m_pBrowserView->started( 0 );
}
void KonqBaseListViewWidget::slotCompleted()
{
//kdDebug(1202) << k_funcinfo << endl;
setComplete();
if ( m_bTopLevelComplete )
emit m_pBrowserView->completed();
m_pBrowserView->listingComplete();
}
void KonqBaseListViewWidget::slotCanceled()
{
//kdDebug(1202) << k_funcinfo << endl;
setComplete();
emit m_pBrowserView->canceled( TQString::null );
}
void KonqBaseListViewWidget::slotClear()
{
//kdDebug(1202) << k_funcinfo << endl;
m_activeItem = 0;
m_fileTip->setItem( 0 );
delete m_selected; m_selected = 0;
m_pBrowserView->resetCount();
m_pBrowserView->lstPendingMimeIconItems().clear();
viewport()->setUpdatesEnabled( false );
setUpdatesEnabled( false );
clear();
}
void KonqBaseListViewWidget::slotNewItems( const KFileItemList & entries )
{
//kdDebug(1202) << k_funcinfo << entries.count() << endl;
for ( TQPtrListIterator<KFileItem> kit ( entries ); kit.current(); ++kit )
{
KonqListViewItem * tmp = new KonqListViewItem( this, *kit );
if ( !m_itemFound && tmp->text(0) == m_itemToGoTo )
{
setCurrentItem( tmp );
m_itemFound = true;
}
if ( !m_itemsToSelect.isEmpty() ) {
TQStringList::Iterator tsit = m_itemsToSelect.find( (*kit)->name() );
if ( tsit != m_itemsToSelect.end() ) {
m_itemsToSelect.remove( tsit );
setSelected( tmp, true );
}
}
if ( !(*kit)->isMimeTypeKnown() )
m_pBrowserView->lstPendingMimeIconItems().append( tmp );
}
m_pBrowserView->newItems( entries );
if ( !viewport()->isUpdatesEnabled() )
{
viewport()->setUpdatesEnabled( true );
setUpdatesEnabled( true );
triggerUpdate();
}
slotUpdateBackground();
}
void KonqBaseListViewWidget::slotDeleteItem( KFileItem * _fileitem )
{
// new in 3.5.5
#ifdef KPARTS_BROWSEREXTENSION_HAS_ITEMS_REMOVED
KFileItemList list;
list.append( _fileitem );
emit m_pBrowserView->extension()->itemsRemoved( list );
#else
#error "Your tdelibs doesn't have KParts::BrowserExtension::itemsRemoved, please update it to at least 3.5.5"
#endif
iterator it = begin();
for( ; it != end(); ++it )
if ( (*it).item() == _fileitem )
{
kdDebug(1202) << k_funcinfo << "removing " << _fileitem->url().url() << " from tree!" << endl;
m_pBrowserView->deleteItem( _fileitem );
m_pBrowserView->lstPendingMimeIconItems().remove( &(*it) );
if ( m_activeItem == &(*it) ) {
m_fileTip->setItem( 0 );
m_activeItem = 0;
}
delete &(*it);
// HACK HACK HACK: TQListViewItem/KonqBaseListViewItem should
// take care and the source looks like it does; till the
// real bug is found, this fixes some crashes (malte)
emit selectionChanged();
return;
}
// This is needed for the case the root of the current view is deleted.
// I supposed slotUpdateBackground has to be called as well after an item
// was removed from a listview and was just forgotten previously (Brade).
// OK, but this code also gets activated when deleting a hidden file... (dfaure)
if ( !viewport()->isUpdatesEnabled() )
{
viewport()->setUpdatesEnabled( true );
setUpdatesEnabled( true );
triggerUpdate();
}
slotUpdateBackground();
}
void KonqBaseListViewWidget::slotRefreshItems( const KFileItemList & entries )
{
//kdDebug(1202) << k_funcinfo << endl;
TQPtrListIterator<KFileItem> kit ( entries );
for ( ; kit.current(); ++kit )
{
iterator it = begin();
for ( ; it != end(); ++it )
if ( (*it).item() == kit.current() )
{
it->updateContents();
break;
}
}
reportItemCounts();
}
void KonqBaseListViewWidget::slotRedirection( const KURL & url )
{
kdDebug(1202) << k_funcinfo << url << endl;
if ( (columns() < 1) || (url.protocol() != m_url.protocol()) )
{
readProtocolConfig( url );
createColumns();
}
const TQString prettyURL = url.pathOrURL();
emit m_pBrowserView->extension()->setLocationBarURL( prettyURL );
emit m_pBrowserView->setWindowCaption( prettyURL );
m_pBrowserView->m_url = url;
m_url = url;
}
KonqBaseListViewWidget::iterator& KonqBaseListViewWidget::iterator::operator++()
{
if ( !m_p ) return *this;
KonqBaseListViewItem *i = (KonqBaseListViewItem *)m_p->firstChild();
if ( i )
{
m_p = i;
return *this;
}
i = (KonqBaseListViewItem *)m_p->nextSibling();
if ( i )
{
m_p = i;
return *this;
}
m_p = (KonqBaseListViewItem *)m_p->parent();
while ( m_p )
{
if ( m_p->nextSibling() )
break;
m_p = (KonqBaseListViewItem *)m_p->parent();
}
if ( m_p )
m_p = (KonqBaseListViewItem *)m_p->nextSibling();
return *this;
}
KonqBaseListViewWidget::iterator KonqBaseListViewWidget::iterator::operator++(int)
{
KonqBaseListViewWidget::iterator it = *this;
if ( !m_p ) return it;
KonqBaseListViewItem *i = (KonqBaseListViewItem *)m_p->firstChild();
if ( i )
{
m_p = i;
return it;
}
i = (KonqBaseListViewItem *)m_p->nextSibling();
if ( i )
{
m_p = i;
return it;
}
m_p = (KonqBaseListViewItem *)m_p->parent();
while ( m_p )
{
if ( m_p->nextSibling() )
break;
m_p = (KonqBaseListViewItem *)m_p->parent();
}
if ( m_p )
m_p = (KonqBaseListViewItem *)m_p->nextSibling();
return it;
}
void KonqBaseListViewWidget::paintEmptyArea( TQPainter *p, const TQRect &r )
{
const TQPixmap *pm = TQT_TQPIXMAP_CONST(viewport()->paletteBackgroundPixmap());
if (!pm || pm->isNull())
p->fillRect(r, viewport()->backgroundColor());
else
{
TQRect devRect = p->xForm( r );
int ax = (devRect.x() + contentsX());
int ay = (devRect.y() + contentsY());
/* kdDebug() << "KonqBaseListViewWidget::paintEmptyArea "
<< r.x() << "," << r.y() << " " << r.width() << "x" << r.height()
<< " drawing pixmap with offset " << ax << "," << ay
<< endl;*/
p->drawTiledPixmap(r, *pm, TQPoint(ax, ay));
}
}
void KonqBaseListViewWidget::disableIcons( const KURL::List & lst )
{
iterator kit = begin();
for( ; kit != end(); ++kit )
{
bool bFound = false;
// Wow. This is ugly. Matching two lists together....
// Some sorting to optimise this would be a good idea ?
for (KURL::List::ConstIterator it = lst.begin(); !bFound && it != lst.end(); ++it)
{
if ( (*kit).item()->url() == *it ) // *it is encoded already
{
bFound = true;
// maybe remove "it" from lst here ?
}
}
(*kit).setDisabled( bFound );
}
}
void KonqBaseListViewWidget::saveState( TQDataStream & ds )
{
TQString str;
if ( currentItem() )
str = static_cast<KonqBaseListViewItem*>(currentItem())->item()->url().fileName(true);
ds << str << m_url;
}
void KonqBaseListViewWidget::restoreState( TQDataStream & ds )
{
m_restored = true;
TQString str;
KURL url;
ds >> str >> url;
if ( !str.isEmpty() )
m_itemToGoTo = str;
if ( columns() < 1 || url.protocol() != m_url.protocol() )
{
readProtocolConfig( url );
createColumns();
}
m_url = url;
m_bTopLevelComplete = false;
m_itemFound = false;
}
void KonqBaseListViewWidget::slotUpdateBackground()
{
if ( viewport()->paletteBackgroundPixmap() && !viewport()->paletteBackgroundPixmap()->isNull() )
{
if ( !m_backgroundTimer )
{
m_backgroundTimer = new TQTimer( this );
connect( m_backgroundTimer, TQT_SIGNAL( timeout() ), viewport(), TQT_SLOT( update() ) );
}
else
m_backgroundTimer->stop();
m_backgroundTimer->start( 50, true );
}
}
bool KonqBaseListViewWidget::caseInsensitiveSort() const
{
return m_pBrowserView->m_pProps->isCaseInsensitiveSort();
}
// based on isExecuteArea from klistview.cpp
int KonqBaseListViewWidget::executeArea( TQListViewItem *_item )
{
if ( !_item )
return 0;
int width = treeStepSize() * ( _item->depth() + ( rootIsDecorated() ? 1 : 0 ) );
width += itemMargin();
int ca = AlignHorizontal_Mask & columnAlignment( 0 );
if ( ca == AlignLeft || ca == AlignAuto )
{
width += _item->width( fontMetrics(), this, 0 );
if ( width > columnWidth( 0 ) )
width = columnWidth( 0 );
}
return width;
}
#include "konq_listviewwidget.moc"
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