static Window find_sub_sub_window(Window top, int* x, int* y)
{
Window base;
Window* children;
Window foo;
Window target = 0;
int rel_x, rel_y, new_x = 1, new_y = 1;
int targetsize = 1000000;
unsigned int nc, width, height, border, depth;
base = top;
if (!base)
return base;
;
if (!XQueryTree(dpy, base, &foo, &foo, &children, &nc) || children == NULL)
return base; /* no more windows here */
;
log_debug("found subwindows %d\n", nc);
/* check if we hit a sub window and find the smallest one */
for (; nc > 0; nc--) {
if (XGetGeometry(dpy, children[nc - 1],
&foo, &rel_x, &rel_y, &width, &height, &border, &depth)) {
if ((rel_x <= *x)
&& (*x <= (int) (rel_x + width))
&& (rel_y <= *y) && (*y <= (int) (rel_y + height))) {
log_debug("found a subwindow 0x%x +%d +%d %d x %d\n",
children[nc - 1], rel_x,
rel_y, width, height);
if ((int) (width * height) < targetsize) {
target = children[nc - 1];
targetsize = width * height;
new_x = *x - rel_x;
new_y = *y - rel_y;
/*bull's eye ... */
target = find_sub_sub_window(target,
&new_x,
&new_y);
}
}
}
}
;
if (children != NULL)
XFree(children);
if (target) {
*x = new_x;
*y = new_y;
return target;
} else {
return base;
}
}
Window find_sub_window(Window top,char *name,int *x, int *y)
{
Window base;
Window *children,foo,target=0;
unsigned int nc,
rel_x,rel_y,width,height,border,depth,
new_x=1,new_y=1,
targetsize=1000000;
base=find_window(top, name);
if (!base) {return base;};
if(!XQueryTree(dpy,base,&foo,&foo,&children,&nc) || children==NULL) {
return(base); /* no more windows here */
};
debugprintf("found subwindows %d\n",nc);
/* check if we hit a sub window and find the smallest one */
for(;nc>0;nc--) {
if(XGetGeometry(dpy, children[nc-1], &foo, &rel_x, &rel_y,
&width, &height, &border, &depth)){
if ((rel_x<=*x)&&(*x<=rel_x+width)&&(rel_y<=*y)&&(*y<=rel_y+height)){
debugprintf("found a subwindow %x +%d +%d %d x %d \n",children[nc-1], rel_x,rel_y,width,height);
if ((width*height)<targetsize){
target=children[nc-1];
targetsize=width*height;
new_x=*x-rel_x;
new_y=*y-rel_y;
/*bull's eye ...*/
target=find_sub_sub_window(target,&new_x,&new_y);
}
}
}
};
if(children!=NULL) XFree(children);
if (target){
*x=new_x;
*y=new_y;
return target;
}else
return base;
}
