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/******************************************************************************
* recordMyDesktop *
*******************************************************************************
* *
* Copyright (C) 2006,2007 John Varouhakis *
* *
* *
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
* *
* *
* *
* For further information contact me at johnvarouhakis@gmail.com *
******************************************************************************/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/Xlibint.h>
#include <X11/extensions/Xdamage.h>
#include <pthread.h>
#include <rmdfunc.h>
#include <rmdtypes.h>
#include <rmdmacro.h>
int rmdErrorHandler( Display *dpy, XErrorEvent *e )
{
char error_desc[1024];
XGetErrorText(dpy,e->error_code,error_desc,sizeof(error_desc));
fprintf(stderr,"X Error: %s\n",error_desc);
fflush(stderr);
if((e->error_code==BadWindow)&&(e->request_code==X_GetWindowAttributes)){
fprintf(stderr,"BadWindow on XGetWindowAttributes.\nIgnoring...\n");
fflush(stderr);
return 0;
}
else
exit(1);
}
void *PollDamage(ProgData *pdata){
Window root_return,
parent_return,
*children;
unsigned int i,
nchildren,
inserts=0;
XEvent event;
XSetErrorHandler(rmdErrorHandler);
XSelectInput (pdata->dpy,pdata->specs.root, SubstructureNotifyMask);
XQueryTree (pdata->dpy,
pdata->specs.root,
&root_return,
&parent_return,
&children,
&nchildren);
for (i = 0; i < nchildren; i++){
XWindowAttributes attribs;
if (XGetWindowAttributes (pdata->dpy,children[i],&attribs)){
if(!attribs.override_redirect && attribs.depth==pdata->specs.depth)
XDamageCreate(pdata->dpy,
children[i],
XDamageReportRawRectangles);
}
}
XFree(children);
XDamageCreate(pdata->dpy,pdata->specs.root,XDamageReportRawRectangles);
while(pdata->running){
XNextEvent(pdata->dpy,&event);
if (event.type == MapNotify ){
XWindowAttributes attribs;
if (!((XMapEvent *)(&event))->override_redirect&&
XGetWindowAttributes(pdata->dpy,
event.xcreatewindow.window,
&attribs)){
if(!attribs.override_redirect&&
attribs.depth==pdata->specs.depth)
XDamageCreate(pdata->dpy,
event.xcreatewindow.window,
XDamageReportRawRectangles);
}
}
else if(event.type == pdata->damage_event + XDamageNotify ){
XDamageNotifyEvent *e =(XDamageNotifyEvent *)( &event );
WGeometry wgeom;
CLIP_EVENT_AREA(e,&(pdata->brwin),&wgeom);
if((wgeom.x>=0)&&(wgeom.y>=0)&&(wgeom.width>0)&&(wgeom.height>0))
{
int tlist_sel=pdata->list_selector;
pthread_mutex_lock(&pdata->list_mutex[tlist_sel]);
inserts+=RectInsert(&pdata->rect_root[tlist_sel],&wgeom);
pthread_mutex_unlock(&pdata->list_mutex[tlist_sel]);
}
}
}
pthread_exit(&errno);
}
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