private void RefreshRecent()
{
recentToolStripMenuItem.DropDownItems.Clear();
if (RFiles.Count <= 0)
{
recentToolStripMenuItem.Enabled = false;
return;
}
for (int i = 0; i < RFiles.Count; i++)
{
ToolStripMenuItem fr = new ToolStripMenuItem(RFiles[RFiles.Count() - i - 1], null, RecentFile_click);
recentToolStripMenuItem.DropDownItems.Add(fr);
}
}