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Honor opacity explicitly set by rules

This commit is contained in:
Yuxuan Shui 2018-08-11 14:26:18 -04:00
parent 58a0b9ec39
commit bfead72d37
2 changed files with 13 additions and 8 deletions
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2
src/common.h
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@ -1167,6 +1167,8 @@ typedef struct _win {
bool has_opacity_prop;
/// Cached value of opacity window attribute.
opacity_t opacity_prop;
/// true if opacity is set by some rules
bool opacity_is_set;
/// Last window opacity value we set.
opacity_t opacity_set;

19
src/compton.c
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@ -2619,21 +2619,23 @@ win_update_opacity_rule(session_t *ps, win *w) {
return;
#ifdef CONFIG_C2
// If long is 32-bit, unfortunately there's no way could we express "unset",
// so we just entirely don't distinguish "unset" and OPAQUE
opacity_t opacity = OPAQUE;
bool is_set = false;
void *val = NULL;
if (c2_matchd(ps, w, ps->o.opacity_rules, &w->cache_oparule, &val))
if (c2_matchd(ps, w, ps->o.opacity_rules, &w->cache_oparule, &val)) {
opacity = ((double) (long) val) / 100.0 * OPAQUE;
is_set = true;
}
if (opacity == w->opacity_set)
if (is_set == w->opacity_is_set && opacity == w->opacity_set)
return;
if (OPAQUE != opacity)
wid_set_opacity_prop(ps, w->id, opacity);
else if (OPAQUE != w->opacity_set)
wid_rm_opacity_prop(ps, w->id);
w->opacity_set = opacity;
w->opacity_is_set = is_set;
if (!is_set)
wid_rm_opacity_prop(ps, w->id);
else
wid_set_opacity_prop(ps, w->id, opacity);
#endif
}
@ -2880,6 +2882,7 @@ add_win(session_t *ps, Window id, Window prev) {
.opacity_tgt = 0,
.has_opacity_prop = false,
.opacity_prop = OPAQUE,
.opacity_is_set = false,
.opacity_set = OPAQUE,
.fade = false,