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xwayland: Introduce set_role event

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This commit is contained in:
Ryan Dwyer 2018-09-03 17:07:07 +10:00
parent d22431d969
commit b8cc4a4152
3 changed files with 30 additions and 0 deletions
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2
include/wlr/xwayland.h
View file

@ -116,6 +116,7 @@ struct wlr_xwayland_surface {
char *title;
char *class;
char *instance;
char *role;
pid_t pid;
bool has_utf8_title;
@ -157,6 +158,7 @@ struct wlr_xwayland_surface {
struct wl_signal unmap;
struct wl_signal set_title;
struct wl_signal set_class;
struct wl_signal set_role;
struct wl_signal set_parent;
struct wl_signal set_pid;
struct wl_signal set_window_type;

1
include/xwayland/xwm.h
View file

@ -25,6 +25,7 @@ enum atom_name {
WM_HINTS,
WM_NORMAL_HINTS,
WM_SIZE_HINTS,
WM_WINDOW_ROLE,
MOTIF_WM_HINTS,
UTF8_STRING,
WM_S0,

27
xwayland/xwm.c
View file

@ -24,6 +24,7 @@ const char *atom_map[ATOM_LAST] = {
"WM_HINTS",
"WM_NORMAL_HINTS",
"WM_SIZE_HINTS",
"WM_WINDOW_ROLE",
"_MOTIF_WM_HINTS",
"UTF8_STRING",
"WM_S0",
@ -152,6 +153,7 @@ static struct wlr_xwayland_surface *xwayland_surface_create(
wl_signal_init(&surface->events.map);
wl_signal_init(&surface->events.unmap);
wl_signal_init(&surface->events.set_class);
wl_signal_init(&surface->events.set_role);
wl_signal_init(&surface->events.set_title);
wl_signal_init(&surface->events.set_parent);
wl_signal_init(&surface->events.set_pid);
@ -327,6 +329,7 @@ static void xwayland_surface_destroy(
free(xsurface->title);
free(xsurface->class);
free(xsurface->instance);
free(xsurface->role);
free(xsurface->window_type);
free(xsurface->protocols);
free(xsurface->hints);
@ -365,6 +368,28 @@ static void read_surface_class(struct wlr_xwm *xwm,
wlr_signal_emit_safe(&surface->events.set_class, surface);
}
static void read_surface_role(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 *role = xcb_get_property_value(reply);
free(xsurface->role);
if (len > 0) {
xsurface->role = strndup(role, len);
} else {
xsurface->role = NULL;
}
wlr_log(WLR_DEBUG, "XCB_ATOM_WM_WINDOW_ROLE: %s", xsurface->role);
wlr_signal_emit_safe(&xsurface->events.set_role, xsurface);
}
static void read_surface_title(struct wlr_xwm *xwm,
struct wlr_xwayland_surface *xsurface,
xcb_get_property_reply_t *reply) {
@ -638,6 +663,8 @@ static void read_surface_property(struct wlr_xwm *xwm,
read_surface_normal_hints(xwm, xsurface, reply);
} else if (property == xwm->atoms[MOTIF_WM_HINTS]) {
read_surface_motif_hints(xwm, xsurface, reply);
} else if (property == xwm->atoms[WM_WINDOW_ROLE]) {
read_surface_role(xwm, xsurface, reply);
} else {
char *prop_name = xwm_get_atom_name(xwm, property);
wlr_log(WLR_DEBUG, "unhandled X11 property %u (%s) for window %u",