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window get title: cleanup data

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dec05eba
2025-02-10 19:40:22 +01:00
parent fc2f6f4c50
commit 1734d48af6
3 changed files with 20 additions and 24 deletions
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21
src/WindowUtils.cpp
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@@ -171,6 +171,7 @@ namespace gsr {
}
std::optional<std::string> get_window_title(Display *dpy, Window window) {
std::optional<std::string> result;
const Atom net_wm_name_atom = XInternAtom(dpy, "_NET_WM_NAME", False);
const Atom wm_name_atom = XInternAtom(dpy, "WM_NAME", False);
const Atom utf8_string_atom = XInternAtom(dpy, "UTF8_STRING", False);
@@ -182,8 +183,13 @@ namespace gsr {
unsigned char *data = NULL;
XGetWindowProperty(dpy, window, net_wm_name_atom, 0, 1024, False, utf8_string_atom, &type, &format, &num_items, &bytes_left, &data);
if(type == utf8_string_atom && format == 8 && data)
return utf8_sanitize(data, num_items);
if(type == utf8_string_atom && format == 8 && data) {
result = utf8_sanitize(data, num_items);
goto done;
}
if(data)
XFree(data);
type = None;
format = 0;
@@ -192,10 +198,15 @@ namespace gsr {
data = NULL;
XGetWindowProperty(dpy, window, wm_name_atom, 0, 1024, False, 0, &type, &format, &num_items, &bytes_left, &data);
if((type == XA_STRING || type == utf8_string_atom) && data)
return utf8_sanitize(data, num_items);
if((type == XA_STRING || type == utf8_string_atom) && data) {
result = utf8_sanitize(data, num_items);
goto done;
}
return std::nullopt;
done:
if(data)
XFree(data);
return result;
}
static std::string strip(const std::string &str) {