Add status dock

src/utility.cpp

@@ -13,6 +13,7 @@
 #include <QMessageBox>
 #include <QJsonDocument>
 #include <QSystemTrayIcon>
+#include <QGuiApplication>
 #include <unordered_map>
 #include <regex>
 #include <set>
@@ -874,6 +875,11 @@ void populateSourceGroupSelection(QComboBox *list)
 	list->setCurrentIndex(0);
 }
 
+bool windowPosValid(QPoint pos)
+{
+	return !!QGuiApplication::screenAt(pos);
+}
+
 QMetaObject::Connection PulseWidget(QWidget *widget, QColor startColor,
 				    QColor endColor, QString specifier,
 				    bool once)