You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
2.7 KiB
96 lines
2.7 KiB
15 years ago
|
/* This file is part of the KDE project
|
||
|
|
Copyright (C) 2007 Dennis Kasprzyk <onestone@opencompositing.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 <kdesktopapp.h>
|
||
|
|
|
||
|
|
KDesktopApp::KDesktopApp():
|
||
|
|
KUniqueApplication()
|
||
|
|
{
|
||
|
|
#ifdef COMPOSITE
|
||
|
|
initCmBackground();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
KDesktopApp::KDesktopApp(Display * dpy, Qt::HANDLE visual, Qt::HANDLE colormap):
|
||
|
|
KUniqueApplication(dpy, visual, colormap)
|
||
|
|
{
|
||
|
|
#ifdef COMPOSITE
|
||
|
|
initCmBackground();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef COMPOSITE
|
||
|
|
void KDesktopApp::initCmBackground()
|
||
|
|
{
|
||
|
|
Atom type;
|
||
|
|
int format;
|
||
|
|
unsigned long num, rest;
|
||
|
|
unsigned char *data;
|
||
|
|
|
||
|
|
m_bgSupported = false;
|
||
|
|
m_cmBackground =
|
||
|
|
XInternAtom (qt_xdisplay(), "_COMPIZ_WALLPAPER_SUPPORTED", false);
|
||
|
|
|
||
|
|
XSelectInput (qt_xdisplay(), qt_xrootwin(), PropertyChangeMask);
|
||
|
|
|
||
|
|
if (XGetWindowProperty (qt_xdisplay(), qt_xrootwin(), m_cmBackground,
|
||
|
|
0, 1, FALSE, XA_CARDINAL, &type, &format, &num,
|
||
|
|
&rest, &data) == Success && num)
|
||
|
|
{
|
||
|
|
if (type == XA_CARDINAL)
|
||
|
|
m_bgSupported = (*data == 1);
|
||
|
|
XFree (data);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool KDesktopApp::x11EventFilter (XEvent * xevent)
|
||
|
|
{
|
||
|
|
if (xevent->type == PropertyNotify &&
|
||
|
|
xevent->xproperty.window == qt_xrootwin() &&
|
||
|
|
xevent->xproperty.atom == m_cmBackground)
|
||
|
|
{
|
||
|
|
Atom type;
|
||
|
|
int format;
|
||
|
|
unsigned long num, rest;
|
||
|
|
unsigned char *data;
|
||
|
|
|
||
|
|
Bool supported = false;
|
||
|
|
|
||
|
|
if (XGetWindowProperty (qt_xdisplay(), qt_xrootwin(), m_cmBackground,
|
||
|
|
0, 1, FALSE, XA_CARDINAL, &type, &format, &num,
|
||
|
|
&rest, &data) == Success && num)
|
||
|
|
{
|
||
|
|
if (type == XA_CARDINAL)
|
||
|
|
supported = (*data == 1);
|
||
|
|
XFree (data);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_bgSupported != supported)
|
||
|
|
{
|
||
|
|
m_bgSupported = supported;
|
||
|
|
emit cmBackgroundChanged(supported);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return KUniqueApplication::x11EventFilter (xevent);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include "kdesktopapp.moc"
|