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always update win_extents property, make frame opacity smarter

This commit is contained in:
Christopher Jeffrey 2012-01-31 16:10:30 -06:00
parent c39010197b
commit b31a2b48a1
1 changed files with 37 additions and 5 deletions
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42
compton.c
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@ -58,6 +58,7 @@ typedef struct _ignore {
typedef struct _win {
struct _win *next;
Window id;
Window client_win;
#if HAS_NAME_WINDOW_PIXMAP
Pixmap pixmap;
#endif
@ -136,6 +137,7 @@ Bool synchronize;
int composite_opcode;
/* find these once and be done with it */
Atom extents_atom;
Atom opacity_atom;
Atom win_type_atom;
Atom win_type[NUM_WINTYPES];
@ -776,6 +778,18 @@ find_win(Display *dpy, Window id) {
return 0;
}
static win *
find_toplevel(Display *dpy, Window id) {
win *w;
for (w = list; w; w = w->next) {
if (w->client_win == id && !w->destroyed)
return w;
}
return 0;
}
static const char *background_props[] = {
"_XROOTPMAP_ID",
"_XSETROOT_ID",
@ -985,7 +999,7 @@ get_frame_extents(Display *dpy, Window w,
*top = 0;
*bottom = 0;
w = find_client_win(dpy, w);
//w = find_client_win(dpy, w);
if (!w) return;
result = XGetWindowProperty(
@ -1718,10 +1732,17 @@ add_win(Display *dpy, Window id, Window prev, Bool override_redirect) {
new->top_width = 0;
new->bottom_width = 0;
if (!override_redirect)
get_frame_extents(dpy, id,
&new->left_width, &new->right_width,
&new->top_width, &new->bottom_width);
new->client_win = 0;
if (!override_redirect) {
Window cw = find_client_win(dpy, new->id);
if (cw) {
get_frame_extents(dpy, cw,
&new->left_width, &new->right_width,
&new->top_width, &new->bottom_width);
new->client_win = cw;
XSelectInput(dpy, cw, PropertyChangeMask);
}
}
new->next = *p;
*p = new;
@ -2372,8 +2393,11 @@ main(int argc, char **argv) {
register_cm(scr);
/* get atoms */
extents_atom = XInternAtom(dpy,
"_NET_FRAME_EXTENTS", False);
opacity_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_OPACITY", False);
win_type_atom = XInternAtom(dpy,
"_NET_WM_WINDOW_TYPE", False);
win_type[WINTYPE_UNKNOWN] = 0;
@ -2576,6 +2600,14 @@ main(int argc, char **argv) {
get_opacity_prop(dpy, w, (unsigned long)(OPAQUE * def)));
}
}
if (frame_opacity && ev.xproperty.atom == extents_atom) {
win *w = find_toplevel(dpy, ev.xproperty.window);
if (w) {
get_frame_extents(dpy, w->client_win,
&w->left_width, &w->right_width,
&w->top_width, &w->bottom_width);
}
}
break;
default:
if (ev.type == damage_event + XDamageNotify) {