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/*
* Copyright (C) 2003-2004 Adam Geitgey <adam@rootnode.org>
* Copyright (c) 2005 Ryan Nickell <p0z3r@earthlink.net>
*
* This file is part of SuperKaramba.
*
* SuperKaramba 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.
*
* SuperKaramba 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 SuperKaramba; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
****************************************************************************/
#include <kwinmodule.h>
#include <netwm.h>
#include <kwin.h>
#include "karambaapp.h"
#include "showdesktop.h"
#include "showdesktop.moc"
ShowDesktop* ShowDesktop::the()
{
static ShowDesktop showDesktop;
return &showDesktop;
}
ShowDesktop::ShowDesktop()
: QObject()
, showingDesktop( false )
, kWinModule( 0 )
{
kWinModule = new KWinModule( this );
// on desktop changes or when a window is deiconified, we abort the show desktop mode
connect( kWinModule, SIGNAL(currentDesktopChanged(int)),
SLOT(slotCurrentDesktopChanged(int)));
connect( kWinModule, SIGNAL(windowChanged(WId,unsigned int)),
SLOT(slotWindowChanged(WId,unsigned int)));
}
void ShowDesktop::slotCurrentDesktopChanged(int)
{
showDesktop( false );
}
#ifdef KDE_3_3
#define NET_ALL_TYPES_MASK (NET::AllTypesMask)
#else
#define NET_ALL_TYPES_MASK (-1LU)
#endif
void ShowDesktop::slotWindowChanged(WId w, unsigned int dirty)
{
if (!showingDesktop)
return;
// SELI this needs checking for kwin_iii (_NET_SHOWING_DESKTOP)
if ( dirty & NET::XAWMState )
{
NETWinInfo inf(qt_xdisplay(), w, qt_xrootwin(),
NET::XAWMState | NET::WMWindowType);
#ifdef KDE_3_2
NET::WindowType windowType = inf.windowType(NET_ALL_TYPES_MASK);
#else
NET::WindowType windowType = inf.windowType();
#endif
if ((windowType == NET::Normal || windowType == NET::Unknown)
&& inf.mappingState() == NET::Visible )
{
// a window was deiconified, abort the show desktop mode.
iconifiedList.clear();
showingDesktop = false;
emit desktopShown( false );
}
}
}
void ShowDesktop::showDesktop( bool b )
{
if( b == showingDesktop ) return;
showingDesktop = b;
if ( b ) {
// this code should move to KWin after supporting NETWM1.2
iconifiedList.clear();
const QValueList<WId> windows = kWinModule->windows();
QValueList<WId>::ConstIterator it;
QValueList<WId>::ConstIterator end( windows.end() );
for ( it=windows.begin(); it!=end; ++it ) {
WId w = *it;
NETWinInfo info( qt_xdisplay(), w, qt_xrootwin(),
NET::XAWMState | NET::WMDesktop );
if ( info.mappingState() == NET::Visible &&
( info.desktop() == NETWinInfo::OnAllDesktops
|| info.desktop() == (int) kWinModule->currentDesktop() )
) {
iconifiedList.append( w );
}
}
// find first, hide later, otherwise transients may get minimized
// with the window they're transient for
QValueList<WId>::ConstIterator endInconifiedList( iconifiedList.end() );
for ( it=iconifiedList.begin(); it!=endInconifiedList; ++it ) {
KWin::iconifyWindow( *it, false );
}
} else {
QValueList<WId>::ConstIterator it;
QValueList<WId>::ConstIterator end( iconifiedList.end() );
for ( it=iconifiedList.begin(); it!=end; ++it ) {
KWin::deIconifyWindow( *it, false );
}
}
emit desktopShown( showingDesktop );
}
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