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Implement handling of window titles

This commit is contained in:
Michael Stapelberg 2009-02-11 18:54:20 +01:00
parent d75c308257
commit 80467796f2
2 changed files with 25 additions and 1 deletions
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4
data.h
View File

@ -87,6 +87,10 @@ struct Client {
int x, y;
int width, height;
/* Name */
char *name;
int name_len;
/* XCB contexts */
xcb_window_t frame; /* Our window: The frame around the client */
xcb_gcontext_t titlegc; /* The titlebar’s graphic context inside the frame */

22
mainx.c
View File

@ -403,7 +403,7 @@ void decorate_window(xcb_connection_t *conn, Client *client) {
/* TODO: utf8? */
char *label;
asprintf(&label, "gots win %08x", client->frame);
asprintf(&label, "(%08x) %.*s", client->frame, client->name_len, client->name);
xcb_void_cookie_t text_cookie = xcb_image_text_8_checked(conn, strlen(label), client->frame,
client->titlegc, 3 /* X */, font->height /* Y = baseline of font */, label);
free(label);
@ -1113,7 +1113,25 @@ int handle_unmap_notify_event(void *data, xcb_connection_t *c, xcb_unmap_notify_
return 1;
}
/*
* Called when a window changes its title
*
*/
static int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state,
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) {
printf("window's name changed.\n");
Client *client = table_get(byChild, window);
client->name_len = xcb_get_property_value_length(prop);
client->name = malloc(client->name_len);
strncpy(client->name, xcb_get_property_value(prop), client->name_len);
printf("rename to \"%.*s\".\n", client->name_len, client->name);
decorate_window(conn, client);
xcb_flush(conn);
return 1;
}
static int handleExposeEvent(void *data, xcb_connection_t *c, xcb_expose_event_t *e) {
printf("exposeevent\n");
@ -1235,6 +1253,8 @@ int main(int argc, char *argv[], char *env[]) {
xcb_property_handlers_init(&prophs, &evenths);
xcb_event_set_map_notify_handler(&evenths, handle_map_notify_event, &prophs);
xcb_watch_wm_name(&prophs, 128, handle_windowname_change, 0);
root = xcb_aux_get_screen(c, screens)->root;
root_win = root;