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implement inactive window transparency

This commit is contained in:
Christopher Jeffrey 2011-11-04 12:02:17 -05:00
parent c50fdf4fd4
commit a73d02c6a8
1 changed files with 37 additions and 5 deletions
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42
xcompmgr.c
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@ -189,6 +189,8 @@ int fade_delta = 10;
int fade_time = 0;
Bool fade_trans = False;
Bool inactive_transparency = False;
/* For shadow precomputation */
int Gsize = -1;
unsigned char *shadow_corner = NULL;
@ -853,7 +855,10 @@ win_extents(Display *dpy, win *w) {
r.width = w->a.width + w->a.border_width * 2;
r.height = w->a.height + w->a.border_width * 2;
if (win_type_shadow[w->window_type]) {
// check NUM_WINTYPES to prevent segfault
if (w->window_type
&& w->window_type < NUM_WINTYPES
&& win_type_shadow[w->window_type]) {
//if (w->mode != WINDOW_ARGB) {
XRectangle sr;
@ -1299,7 +1304,7 @@ determine_wintype(Display *dpy, Window w, Window top) {
return (wintype) - 1;
}
for (i = 0;i < nchildren;i++) {
for (i = 0; i < nchildren; i++) {
type = determine_wintype(dpy, children[i], top);
if (type != (wintype) - 1) return type;
}
@ -1338,8 +1343,10 @@ map_win(Display *dpy, Window id,
/* select before reading the property
so that no property changes are lost */
XSelectInput(dpy, id, PropertyChangeMask);
w->opacity = get_opacity_prop(dpy, w, OPAQUE);
XSelectInput(dpy, id, PropertyChangeMask | FocusChangeMask);
// this causes problems for inactive transparency
//w->opacity = get_opacity_prop(dpy, w, OPAQUE);
determine_mode(dpy, w);
@ -1579,6 +1586,10 @@ add_win(Display *dpy, Window id, Window prev) {
*p = new;
if (new->a.map_state == IsViewable) {
new->window_type = determine_wintype(dpy, id, id);
if (inactive_transparency && new->window_type == WINTYPE_NORMAL) {
new->opacity = (unsigned long)((double)0.5 * OPAQUE);
}
map_win(dpy, id, new->damage_sequence - 1, True);
}
}
@ -2076,7 +2087,7 @@ main(int argc, char **argv) {
/* don't bother to draw a shadow for the desktop */
win_type_shadow[WINTYPE_DESKTOP] = False;
while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:scnfFCaS")) != -1) {
while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:iscnfFCaS")) != -1) {
switch (o) {
case 'd':
display = optarg;
@ -2129,6 +2140,9 @@ main(int argc, char **argv) {
case 't':
shadow_offset_y = atoi(optarg);
break;
case 'i':
inactive_transparency = True;
break;
case 'c':
case 'n':
case 'a':
@ -2288,6 +2302,24 @@ main(int argc, char **argv) {
#endif
switch (ev.type) {
case FocusIn: {
if (!inactive_transparency) break;
win *fw = find_win(dpy, ev.xfocus.window);
if (fw->window_type == WINTYPE_NORMAL) {
fw->opacity = OPAQUE;
determine_mode(dpy, fw);
}
break;
}
case FocusOut: {
if (!inactive_transparency) break;
win *fw = find_win(dpy, ev.xfocus.window);
if (fw->window_type == WINTYPE_NORMAL) {
fw->opacity = (unsigned long)((double)0.5 * OPAQUE);
determine_mode(dpy, fw);
}
break;
}
case CreateNotify:
add_win(dpy, ev.xcreatewindow.window, 0);
break;