Adds initial intermediate qt6 porting state

qt6-after/qt6-migrated-legatus/Lts/Common/LtsWidgets/lts_tool_bar.cpp

@@ -0,0 +1,31 @@
+
+
+
+#include "lts_tool_bar.h"
+
+using namespace LtsWidgets;
+
+LtsToolBar::LtsToolBar(QWidget *parent)
+  : QToolBar(parent)
+{
+  setMaximumHeight(1);
+  setMinimumHeight(1);
+}
+
+LtsToolBar::~LtsToolBar()
+{
+}
+
+void LtsToolBar::enterEvent(QEvent *e)
+{
+  setMaximumHeight(50);
+  setMinimumHeight(50);
+  QToolBar::enterEvent(e);
+}
+
+void LtsToolBar::leaveEvent(QEvent *e)
+{
+  setMaximumHeight(1);
+  setMinimumHeight(1);
+  QToolBar::leaveEvent(e);
+}