Adding experimental flexwintitle patch based on bartabgroups

patch/bar_wintitle_hidden.c

@@ -0,0 +1,44 @@
+int
+width_wintitle_hidden(Bar *bar, BarWidthArg *a)
+{
+	return a->max_width;
+}
+
+int
+draw_wintitle_hidden(Bar *bar, BarDrawArg *a)
+{
+	drw_rect(drw, a->x, 0, a->w, bh, 1, 1);
+	calc_wintitle_hidden(bar->mon, a->x, a->w, -1, flextitledraw, NULL);
+	return a->x + a->w;
+}
+
+int
+click_wintitle_hidden(Bar *bar, Arg *arg, BarClickArg *a)
+{
+	calc_wintitle_hidden(bar->mon, 0, a->rel_w, a->rel_x, flextitleclick, arg);
+	return ClkWinTitle;
+}
+
+void
+calc_wintitle_hidden(
+	Monitor *m, int offx, int tabw, int passx,
+	void(*tabfn)(Monitor *, Client *, int, int, int, int, Arg *arg), Arg *arg
+) {
+	Client *c;
+	int clientsnhidden = 0, w, r;
+	int groupactive = GRP_HIDDEN;
+
+	for (c = m->clients; c; c = c->next) {
+		if (!ISVISIBLE(c))
+			continue;
+		if (HIDDEN(c))
+			clientsnhidden++;
+	}
+
+	if (!clientsnhidden)
+		return;
+
+	w = tabw / clientsnhidden;
+	r = tabw % clientsnhidden;
+	c = flextitledrawarea(m, m->clients, offx, r, w, clientsnhidden, SCHEMEFOR(GRP_HIDDEN), 0, 1, 0, passx, tabfn, arg);
+}