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xwayland: Allow to retrieve _NET_STARTUP_ID 

This is use for startup notifications per startup-notifiation spec

https://specifications.freedesktop.org/startup-notification-spec/startup-notification-latest.txt
This commit is contained in:
Guido Günther 2021-01-29 16:45:44 +01:00 committed by Simon Ser
parent 9b7803a9b3
commit de1522aeee
3 changed files with 32 additions and 0 deletions
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2
include/wlr/xwayland.h
View File

@ -159,6 +159,7 @@ struct wlr_xwayland_surface {
char *class;
char *instance;
char *role;
char *startup_id;
pid_t pid;
bool has_utf8_title;
@ -205,6 +206,7 @@ struct wlr_xwayland_surface {
struct wl_signal set_role;
struct wl_signal set_parent;
struct wl_signal set_pid;
struct wl_signal set_startup_id;
struct wl_signal set_window_type;
struct wl_signal set_hints;
struct wl_signal set_decorations;

1
include/xwayland/xwm.h
View File

@ -55,6 +55,7 @@ enum atom_name {
TEXT,
TIMESTAMP,
DELETE,
NET_STARTUP_ID,
NET_WM_WINDOW_TYPE_NORMAL,
NET_WM_WINDOW_TYPE_UTILITY,
NET_WM_WINDOW_TYPE_TOOLTIP,

29
xwayland/xwm.c
View File

@ -60,6 +60,7 @@ const char *const atom_map[ATOM_LAST] = {
[TEXT] = "TEXT",
[TIMESTAMP] = "TIMESTAMP",
[DELETE] = "DELETE",
[NET_STARTUP_ID] = "_NET_STARTUP_ID",
[NET_WM_WINDOW_TYPE_NORMAL] = "_NET_WM_WINDOW_TYPE_NORMAL",
[NET_WM_WINDOW_TYPE_UTILITY] = "_NET_WM_WINDOW_TYPE_UTILITY",
[NET_WM_WINDOW_TYPE_TOOLTIP] = "_NET_WM_WINDOW_TYPE_TOOLTIP",
@ -165,6 +166,7 @@ static struct wlr_xwayland_surface *xwayland_surface_create(
wl_signal_init(&surface->events.set_title);
wl_signal_init(&surface->events.set_parent);
wl_signal_init(&surface->events.set_pid);
wl_signal_init(&surface->events.set_startup_id);
wl_signal_init(&surface->events.set_window_type);
wl_signal_init(&surface->events.set_hints);
wl_signal_init(&surface->events.set_decorations);
@ -414,6 +416,7 @@ static void xwayland_surface_destroy(
free(xsurface->role);
free(xsurface->window_type);
free(xsurface->protocols);
free(xsurface->startup_id);
free(xsurface->hints);
free(xsurface->size_hints);
free(xsurface);
@ -448,6 +451,29 @@ static void read_surface_class(struct wlr_xwm *xwm,
wlr_signal_emit_safe(&surface->events.set_class, surface);
}
static void read_surface_startup_id(struct wlr_xwm *xwm,
struct wlr_xwayland_surface *xsurface,
xcb_get_property_reply_t *reply) {
if (reply->type != XCB_ATOM_STRING &&
reply->type != xwm->atoms[UTF8_STRING]) {
return;
}
size_t len = xcb_get_property_value_length(reply);
char *startup_id = xcb_get_property_value(reply);
free(xsurface->startup_id);
if (len > 0) {
xsurface->startup_id = strndup(startup_id, len);
} else {
xsurface->startup_id = NULL;
}
wlr_log(WLR_DEBUG, "XCB_ATOM_NET_STARTUP_ID: %s",
xsurface->startup_id ? xsurface->startup_id: "(null)");
wlr_signal_emit_safe(&xsurface->events.set_startup_id, xsurface);
}
static void read_surface_role(struct wlr_xwm *xwm,
struct wlr_xwayland_surface *xsurface,
xcb_get_property_reply_t *reply) {
@ -791,6 +817,8 @@ static void read_surface_property(struct wlr_xwm *xwm,
read_surface_motif_hints(xwm, xsurface, reply);
} else if (property == xwm->atoms[WM_WINDOW_ROLE]) {
read_surface_role(xwm, xsurface, reply);
} else if (property == xwm->atoms[NET_STARTUP_ID]) {
read_surface_startup_id(xwm, xsurface, reply);
} else {
char *prop_name = xwm_get_atom_name(xwm, property);
wlr_log(WLR_DEBUG, "unhandled X11 property %" PRIu32 " (%s) for window %" PRIu32,
@ -864,6 +892,7 @@ static void xwm_map_shell_surface(struct wlr_xwm *xwm,
xwm->atoms[WM_HINTS],
xwm->atoms[WM_NORMAL_HINTS],
xwm->atoms[MOTIF_WM_HINTS],
xwm->atoms[NET_STARTUP_ID],
xwm->atoms[NET_WM_STATE],
xwm->atoms[NET_WM_WINDOW_TYPE],
xwm->atoms[NET_WM_NAME],