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ICCCM explicitly states that server time (CurrentTime) should *not* be

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used for focus events, but rather the timestamp of the generated event.
Track the last event timestamp and send it down for a WM_TAKE_FOCUS
ClientMessage.  I suspect we should do this for clients that don't
announce this Atom as well, though the raciness gets us into a bind.

Solves focus order issue since WM_TAKE_FOCUS; fix verified by sthen@

ok sthen@
This commit is contained in:
okan 2013-12-12 20:15:07 +00:00
parent e767ac9c65
commit b276a2ef00
4 changed files with 12 additions and 5 deletions
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1
calmwm.c
View File

@ -37,6 +37,7 @@
char **cwm_argv;
Display *X_Dpy;
Time Last_Event_Time = CurrentTime;
Atom cwmh[CWMH_NITEMS];
Atom ewmh[EWMH_NITEMS];

3
calmwm.h
View File

@ -316,6 +316,7 @@ struct mwm_hints {
#define MWM_DECOR_BORDER (1<<1)
extern Display *X_Dpy;
extern Time Last_Event_Time;
extern struct screen_ctx_q Screenq;
extern struct client_ctx_q Clientq;
extern struct conf Conf;
@ -381,7 +382,7 @@ void client_htile(struct client_ctx *);
void client_lower(struct client_ctx *);
void client_map(struct client_ctx *);
void client_maximize(struct client_ctx *);
void client_msg(struct client_ctx *, Atom);
void client_msg(struct client_ctx *, Atom, Time);
void client_move(struct client_ctx *);
struct client_ctx *client_init(Window, struct screen_ctx *, int);
void client_ptrsave(struct client_ctx *);

11
client.c
View File

@ -168,6 +168,9 @@ client_setactive(struct client_ctx *cc)
struct screen_ctx *sc = cc->sc;
struct client_ctx *oldcc;
if (cc->flags & CLIENT_HIDDEN)
return;
XInstallColormap(X_Dpy, cc->colormap);
if ((cc->flags & CLIENT_INPUT) ||
@ -176,7 +179,7 @@ client_setactive(struct client_ctx *cc)
RevertToPointerRoot, CurrentTime);
}
if (cc->flags & CLIENT_WM_TAKE_FOCUS)
client_msg(cc, cwmh[WM_TAKE_FOCUS]);
client_msg(cc, cwmh[WM_TAKE_FOCUS], Last_Event_Time);
if ((oldcc = client_current())) {
oldcc->active = 0;
@ -511,7 +514,7 @@ client_wm_hints(struct client_ctx *cc)
}
void
client_msg(struct client_ctx *cc, Atom proto)
client_msg(struct client_ctx *cc, Atom proto, Time ts)
{
XClientMessageEvent cm;
@ -521,7 +524,7 @@ client_msg(struct client_ctx *cc, Atom proto)
cm.message_type = cwmh[WM_PROTOCOLS];
cm.format = 32;
cm.data.l[0] = proto;
cm.data.l[1] = CurrentTime;
cm.data.l[1] = ts;
XSendEvent(X_Dpy, cc->win, False, NoEventMask, (XEvent *)&cm);
}
@ -530,7 +533,7 @@ void
client_send_delete(struct client_ctx *cc)
{
if (cc->flags & CLIENT_WM_DELETE_WINDOW)
client_msg(cc, cwmh[WM_DELETE_WINDOW]);
client_msg(cc, cwmh[WM_DELETE_WINDOW], CurrentTime);
else
XKillClient(X_Dpy, cc->win);
}

2
xevents.c
View File

@ -212,6 +212,8 @@ xev_handle_enternotify(XEvent *ee)
XCrossingEvent *e = &ee->xcrossing;
struct client_ctx *cc;
Last_Event_Time = e->time;
if ((cc = client_find(e->window)) != NULL)
client_setactive(cc);
}