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amarok/amarok/src/engine/nmm/HostList.cpp

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/* NMM - Network-Integrated Multimedia Middleware
*
* Copyright (C) 2006
* NMM work group,
* Computer Graphics Lab,
* Saarland University, Germany
* http://www.networkmultimedia.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Steet, Fifth Floor, Boston, MA 02110-1301
* USA
*/
#include "HostList.h"
#include <tqcursor.h>
#include <tqheader.h>
#include <klocale.h>
#include "debug.h"
#include "HostListItem.h"
HostList::HostList( TQWidget *parent, const char *name )
: KListView( parent, name ),
m_read_only( false ),
m_hoveredVolume(0)
{
// TODO: item should be activated on mouse click
setMouseTracking( true );
setAllColumnsShowFocus( true );
addColumn( i18n("Hostname") );
addColumn( i18n("Video" ) );
addColumn( i18n("Audio" ) );
addColumn( i18n("Volume" ), 113 );
header()->setResizeEnabled(false, 3);
addColumn( i18n("Status" ) );
addColumn( i18n("Playback" ) );
setColumnAlignment( HostListItem::Hostname, TQt::AlignCenter );
setColumnAlignment( HostListItem::Video, TQt::AlignCenter );
setColumnAlignment( HostListItem::Audio, TQt::AlignCenter );
setColumnAlignment( HostListItem::Volume, TQt::AlignCenter );
setColumnAlignment( HostListItem::Status, TQt::AlignLeft );
}
HostList::~HostList()
{}
void HostList::notifyHostError( TQString hostname, int error)
{
TQListViewItemIterator it( this );
HostListItem *host;
while( it.current() ) {
host = static_cast<HostListItem*>( it.current() );
if( host->text(HostListItem::Hostname) == hostname )
{
host->setText( HostListItem::Hostname, hostname );
host->setStatus( error );
host->repaint();
return;
}
++it;
}
}
void HostList::contentsMousePressEvent( TQMouseEvent *e)
{
HostListItem *item = static_cast<HostListItem*>( itemAt( contentsToViewport( e->pos() ) ) );
if( !( e->state() & TQt::ControlButton || e->state() & TQt::ShiftButton ) && ( e->button() & TQt::LeftButton ) && item)
{
// video column
if( !m_read_only &&
e->pos().x() > header()->sectionPos( HostListItem::Video ) &&
e->pos().x() < header()->sectionPos( HostListItem::Video ) + header()->sectionSize( HostListItem::Video ) )
{
item->toggleVideo();
item->updateColumn( HostListItem::Video );
emit viewChanged();
}
// audio column
else
if( !m_read_only &&
e->pos().x() > header()->sectionPos( HostListItem::Audio ) &&
e->pos().x() < header()->sectionPos( HostListItem::Audio ) + header()->sectionSize( HostListItem::Audio ) )
{
item->toggleAudio();
item->updateColumn( HostListItem::Audio );
emit viewChanged();
}
// status column
else
if( e->pos().x() > header()->sectionPos( HostListItem::Status ) &&
e->pos().x() < header()->sectionPos( HostListItem::Status ) + header()->sectionSize( HostListItem::Status ) )
{
item->statusToolTip();
}
else // set new volume for item
if( e->pos().x() > header()->sectionPos( HostListItem::Volume ) &&
e->pos().x() < header()->sectionPos( HostListItem::Volume ) + header()->sectionSize( HostListItem::Volume ) )
{
int vol = e->pos().x();
vol -= header()->sectionPos( HostListItem::Volume );
item->setVolume( item->volumeAtPosition( vol ) );
}
else
KListView::contentsMousePressEvent( e );
}
else
KListView::contentsMousePressEvent( e );
}
void HostList::contentsMouseMoveEvent( TQMouseEvent *e )
{
if( e )
KListView::contentsMouseMoveEvent( e );
HostListItem *prev = m_hoveredVolume;
const TQPoint pos = e ? e->pos() : viewportToContents( viewport()->mapFromGlobal( TQCursor::pos() ) );
HostListItem *item = static_cast<HostListItem*>( itemAt( contentsToViewport( pos ) ) );
if( item && pos.x() > header()->sectionPos( HostListItem::Volume ) &&
pos.x() < header()->sectionPos( HostListItem::Volume ) + header()->sectionSize( HostListItem::Volume ) )
{
m_hoveredVolume = item;
m_hoveredVolume->updateColumn( HostListItem::Volume );
}
else
m_hoveredVolume = 0;
if( prev )
prev->updateColumn( HostListItem::Volume );
}
void HostList::leaveEvent( TQEvent *e )
{
KListView::leaveEvent( e );
HostListItem *prev = m_hoveredVolume;
m_hoveredVolume = 0;
if( prev )
prev->updateColumn( HostListItem::Volume );
}
#include "HostList.moc"