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Remove krootbacking from kdeartwork

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git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeartwork@1249835 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
v3.5.13-sru
tpearson 13 years ago
parent 7cd01f1667
commit 6aa4b34f3e
4 changed files with 0 additions and 521 deletions
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9
kscreensaver/krootbacking/Makefile.am
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INCLUDES = $(all_includes)
bin_PROGRAMS = krootbacking
krootbacking_SOURCES = main.cpp krootbacking.cpp
krootbacking_LDFLAGS = $(all_libraries) $(KDE_PLUGIN) -module $(LIB_QT) $(LIB_KDECORE) $(LIB_KDEUI)
METASOURCES = AUTO
noinst_HEADERS = krootbacking.h
hackdir = /usr/local/bin/
hack_DATA = xscreensaver-getimage xscreensaver-getimage-file

262
kscreensaver/krootbacking/krootbacking.cpp
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/***************************************************************************
* Copyright (C) 2011 by Timothy Pearson <kb9vqf@pearsoncomputing.net> *
* *
* 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; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <tqwidget.h>
#include <tqtimer.h>
#include <tqrect.h>
#include <tqimage.h>
#include <kapplication.h>
#include <kimageeffect.h>
#include <kpixmapio.h>
#include <kwinmodule.h>
#include <kwin.h>
#include <kdebug.h>
#include <netwm.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <ksharedpixmap.h>
#include <kstandarddirs.h>
#include <krootbacking.h>
static TQString wallpaperForDesktop(int desktop)
{
return DCOPRef("kdesktop", "KBackgroundIface").call("currentWallpaper", desktop);
}
class KRootBackingData
{
public:
TQWidget *toplevel;
#ifdef Q_WS_X11
KWinModule *kwin;
#endif
};
KRootBacking::KRootBacking()
: TQObject(KApplication::desktop(), "KRootBacking" ), m_Desk(0), m_timeout(0)
{
init();
}
void KRootBacking::init()
{
d = new KRootBackingData;
m_Fade = 0;
m_pPixmap = new KSharedPixmap; //ordinary KPixmap on win32
m_pTimer = new TQTimer( this );
m_bInit = false;
m_bActive = false;
connect(kapp, TQT_SIGNAL(backgroundChanged(int)), TQT_SLOT(slotBackgroundChanged(int)));
connect(m_pTimer, TQT_SIGNAL(timeout()), TQT_SLOT(tqrepaint()));
#ifdef Q_WS_X11
connect(m_pPixmap, TQT_SIGNAL(done(bool)), TQT_SLOT(slotDone(bool)));
d->kwin = new KWinModule( this );
#endif
m_bInit = true;
}
KRootBacking::~KRootBacking()
{
delete m_pPixmap;
delete d;
}
int KRootBacking::currentDesktop() const
{
#ifdef Q_WS_X11
NETRootInfo rinfo( qt_xdisplay(), NET::CurrentDesktop );
rinfo.activate();
return rinfo.currentDesktop();
#endif
}
void KRootBacking::start()
{
if (m_bActive)
return;
m_bActive = true;
if ( !isAvailable() )
{
// We should get a KIPC message when the shared pixmap is available...
enableExports();
if (m_timeout < 50) {
TQTimer::singleShot( 100, this, SLOT(show()) ); // ...but it doesn't always work!
m_timeout++;
return;
}
}
if (m_bInit) {
tqrepaint(true);
}
}
void KRootBacking::stop()
{
m_bActive = false;
m_pTimer->stop();
}
void KRootBacking::setFadeEffect(double fade, const TQColor &color)
{
if (fade < 0)
m_Fade = 0;
else if (fade > 1)
m_Fade = 1;
else
m_Fade = fade;
m_FadeColor = color;
if ( m_bActive && m_bInit ) tqrepaint(true);
}
void KRootBacking::tqrepaint()
{
tqrepaint(false);
}
void KRootBacking::tqrepaint(bool force)
{
TQWidget* desktopWidget = KApplication::desktop();
TQPoint p1 = desktopWidget->mapToGlobal(desktopWidget->rect().topLeft());
TQPoint p2 = desktopWidget->mapToGlobal(desktopWidget->rect().bottomRight());
if (!force && (m_Rect == TQRect(p1, p2)))
return;
m_Rect = TQRect(p1, p2);
#ifdef Q_WS_X11
m_Desk = currentDesktop();
// KSharedPixmap will correctly generate a tile for us.
m_pPixmap->loadFromShared(pixmapName(m_Desk), m_Rect);
#else
m_Desk = currentDesktop();
// !x11 note: tile is not generated!
// TODO: pixmapName() is a nonsense now!
m_pPixmap->load( pixmapName(m_Desk) );
if (!m_pPixmap->isNull()) {
m_pPixmap->resize( m_Rect.size() );
slotDone(true);
}
#endif
}
bool KRootBacking::isAvailable() const
{
// #ifdef Q_WS_X11
// return m_pPixmap->isAvailable(pixmapName(m_Desk));
// #else
return m_pPixmap->isNull();
// #endif
}
TQString KRootBacking::pixmapName(int desk) {
TQString pattern = TQString("DESKTOP%1");
#ifdef Q_WS_X11
int screen_number = DefaultScreen(qt_xdisplay());
if (screen_number) {
pattern = TQString("SCREEN%1-DESKTOP").arg(screen_number) + "%1";
}
#endif
return pattern.arg( desk );
}
void KRootBacking::enableExports()
{
#ifdef Q_WS_X11
kdDebug(270) << k_lineinfo << "activating background exports.\n";
DCOPClient *client = kapp->dcopClient();
if (!client->isAttached())
client->attach();
TQByteArray data;
TQDataStream args( data, IO_WriteOnly );
args << 1;
TQCString appname( "kdesktop" );
int screen_number = DefaultScreen(qt_xdisplay());
if ( screen_number )
appname.sprintf("kdesktop-screen-%d", screen_number );
client->send( appname, "KBackgroundIface", "setExport(int)", data );
#endif
}
void KRootBacking::slotDone(bool success)
{
if (!success)
{
kdWarning(270) << k_lineinfo << "loading of desktop background failed.\n";
if (m_timeout < 50) {
TQTimer::singleShot( 100, this, SLOT(show()) );
m_timeout++;
return;
}
}
// We need to test active as the pixmap might become available
// after the widget has been destroyed.
if ( m_bActive )
updateBackground( m_pPixmap );
}
void KRootBacking::updateBackground( KSharedPixmap *spm )
{
TQPixmap pm = *spm;
if (m_Fade > 1e-6)
{
KPixmapIO io;
TQImage img = io.convertToImage(pm);
img = KImageEffect::fade(img, m_Fade, m_FadeColor);
pm = io.convertToPixmap(img);
}
TQString filename = getenv("USER");
filename.prepend("/tmp/kde-");
filename.append("/krootbacking.png");
pm.save(filename, "PNG");
printf("%s\n\r", filename.ascii()); fflush(stdout);
exit(0);
}
void KRootBacking::slotBackgroundChanged(int desk)
{
if (!m_bInit || !m_bActive)
return;
if (desk == m_Desk)
tqrepaint(true);
}
// #include "krootpixmap.moc"

177
kscreensaver/krootbacking/krootbacking.h
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@ -1,177 +0,0 @@
/***************************************************************************
* Copyright (C) 2011 by Timothy Pearson <kb9vqf@pearsoncomputing.net> *
* *
* 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; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef KROOTBACKING_H
#define KROOTBACKING_H
#include <tqobject.h>
#include <tqcolor.h>
#include <kdelibs_export.h>
#ifndef Q_WS_QWS //FIXME
class TQRect;
class TQWidget;
class TQTimer;
class KSharedPixmap;
class KRootBackingData;
/**
* Gets the current full shared desktop pixmap and feeds it to xscreensaver
*
* @author Timothy Pearson <kb9vqf@pearsoncomputing.net>
*/
class KRootBacking: public TQObject
{
Q_OBJECT
public:
/**
* Constructs a KRootBacking.
*/
KRootBacking();
/**
* Destructs the object.
*/
virtual ~KRootBacking();
/**
* Checks if pseudo-transparency is available.
* @return @p true if transparency is available, @p false otherwise.
*/
bool isAvailable() const;
/**
* Returns true if the KRootBacking is active.
*/
bool isActive() const { return m_bActive; }
/**
* Returns the number of the current desktop.
*/
int currentDesktop() const;
#ifndef KDE_NO_COMPAT
/**
* Deprecated, use isAvailable() instead.
* @deprecated
*/
KDE_DEPRECATED bool checkAvailable(bool) { return isAvailable(); }
#endif
/** @since 3.2
* @return the fade color.
*/
const TQColor &color() const { return m_FadeColor; }
/** @since 3.2
* @return the color opacity.
*/
double opacity() const { return m_Fade; }
public slots:
/**
* Starts background handling.
*/
virtual void start();
/**
* Stops background handling.
*/
virtual void stop();
/**
* Sets the fade effect.
*
* This effect will fade the background to the
* specified color.
* @param opacity A value between 0 and 1, indicating the opacity
* of the color. A value of 0 will not change the image, a value of 1
* will use the fade color unchanged.
* @param color The color to fade to.
*/
void setFadeEffect(double opacity, const TQColor &color);
/**
* Repaints the widget background. Normally, you shouldn't need this
* as it is handled automatically.
*
* @param force Force a tqrepaint, even if the contents did not change.
*/
void tqrepaint( bool force );
/**
* Repaints the widget background. Normally, you shouldn't need this
* as it is handled automatically. This is equivalent to calling
* tqrepaint( false ).
*/
void tqrepaint();
/**
* Asks KDesktop to export the desktop background as a KSharedPixmap.
* This method uses DCOP to call KBackgroundIface/setExport(int).
*/
void enableExports();
/**
* Returns the name of the shared pixmap (only needed for low level access)
*/
static TQString pixmapName(int desk);
signals:
/**
* Emitted when the background needs updating and custom painting
* (see setCustomPainting(bool) ) is enabled.
*
* @param pm A pixmap containing the new background.
*/
void backgroundUpdated( const TQPixmap &pm );
protected:
/**
* Called when the pixmap has been updated. The default implementation
* applies the fade effect, then sets the target's background, or emits
* backgroundUpdated(const TQPixmap &) depending on the painting mode.
*/
virtual void updateBackground( KSharedPixmap * );
private slots:
void slotBackgroundChanged(int);
void slotDone(bool);
private:
bool m_bActive, m_bInit;
int m_Desk;
int m_timeout;
double m_Fade;
TQColor m_FadeColor;
TQRect m_Rect;
TQTimer *m_pTimer;
KSharedPixmap *m_pPixmap;
KRootBackingData *d;
void init();
};
#endif // ! Q_WS_QWS
#endif // KROOTBACKING_H

73
kscreensaver/krootbacking/main.cpp
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/***************************************************************************
* Copyright (C) 2011 by Timothy Pearson <kb9vqf@pearsoncomputing.net> *
* *
* 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; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <tqobject.h>
#include <tqtimer.h>
#include <kapplication.h>
#include <kaboutdata.h>
#include <kcmdlineargs.h>
#include <klocale.h>
#include <kdebug.h>
#include "krootbacking.h"
bool argb_visual = false;
static const char description[] =
I18N_NOOP("A program to grab the current TDE desktop backrounds for xscreensaver");
static const char version[] = "0.1";
static KCmdLineOptions options[] =
{
KCmdLineLastOption
};
int main(int argc, char **argv)
{
KAboutData about("krootbacking", I18N_NOOP("krootbacking"), version, description,
KAboutData::License_GPL, "(C) 2011 Timothy Pearson", 0, 0, "kb9vqf@pearsoncomputing.net");
about.addAuthor( "Timothy Pearson", 0, "kb9vqf@pearsoncomputing.net" );
KCmdLineArgs::init(argc, argv, &about);
KCmdLineArgs::addCmdLineOptions( options );
KApplication app;
// no session.. just start up normally
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
/// @todo do something with the command line args here
args->clear();
TQObject* mainWin = new KRootBacking();
TQTimer *timer = new QTimer( mainWin );
TQObject::connect( timer, SIGNAL(timeout()), mainWin, SLOT(start()) );
timer->start( 100, TRUE ); // 100ms single shot timer
app.exec();
delete timer;
delete mainWin;
}
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