PIScreen windows optimization, expanded pisd copy dialog

git-svn-id: svn://db.shs.com.ru/pip@90 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src/core/pitime.cpp

@@ -159,6 +159,18 @@ PITime PITime::current() {
 }
 
 
+PITime PITime::fromSystemTime(const PISystemTime & st) {
+	double s = st.toSeconds();
+	int v = s;
+	PITime ret;
+	ret.milliseconds = (s - v) * 1000;
+	ret.seconds = v % 60; v = (v - ret.seconds) / 60;
+	ret.minutes = v % 60; v = (v - ret.minutes) / 60;
+	ret.hours = v;
+	return ret;
+}
+
+
 PIDate PIDate::current() {
 	time_t rt = ::time(0);
 	tm * pt = localtime(&rt);