namespace {
/// 'On change' actions, triggered by an option's value change
-void on_eval(UCIOption&) { Eval::init(); }
-void on_threads(UCIOption&) { Threads.read_uci_options(); }
-void on_hash_size(UCIOption& o) { TT.set_size(o); }
-void on_clear_hash(UCIOption& o) { TT.clear(); o = false; } // UCI button
+void on_eval(const UCIOption&) { Eval::init(); }
+void on_threads(const UCIOption&) { Threads.read_uci_options(); }
+void on_hash_size(const UCIOption& o) { TT.set_size(o); }
+void on_clear_hash(const UCIOption&) { TT.clear(); }
/// Our case insensitive less() function as required by UCI protocol
bool ci_less(char c1, char c2) { return tolower(c1) < tolower(c2); }
o["Threads"] = UCIOption(cpus, 1, MAX_THREADS);
o["Use Sleeping Threads"] = UCIOption(true, on_threads);
o["Hash"] = UCIOption(32, 4, 8192, on_hash_size);
- o["Clear Hash"] = UCIOption(false, on_clear_hash);
+ o["Clear Hash"] = UCIOption(on_clear_hash);
o["Ponder"] = UCIOption(true);
o["OwnBook"] = UCIOption(true);
o["MultiPV"] = UCIOption(1, 1, 500);
UCIOption::UCIOption(bool v, Fn* f) : type("check"), min(0), max(0), idx(Options.size()), on_change(f)
{ defaultValue = currentValue = (v ? "true" : "false"); }
+UCIOption::UCIOption(Fn* f) : type("button"), min(0), max(0), idx(Options.size()), on_change(f)
+{ defaultValue = currentValue = "false"; }
+
UCIOption::UCIOption(int v, int minv, int maxv, Fn* f) : type("spin"), min(minv), max(maxv), idx(Options.size()), on_change(f)
{ std::ostringstream ss; ss << v; defaultValue = currentValue = ss.str(); }
assert(!type.empty());
if ( !v.empty()
- && (type == "check") == (v == "true" || v == "false")
+ && (type == "check" || type == "button") == (v == "true" || v == "false")
&& (type != "spin" || (atoi(v.c_str()) >= min && atoi(v.c_str()) <= max)))
{
currentValue = v;
if (on_change)
(*on_change)(*this);
+
+ if (type == "button")
+ currentValue = "false";
}
}