/* 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"