private void mnuMainSaveAs_Click(object sender, EventArgs e)
{
if (picMain.Image == null)
{
return;
}
string filename = GlobalSetting.ImageList.GetFileName(GlobalSetting.CurrentIndex);
if (filename == "")
{
filename = "untitled.png";
}
Library.Image.ImageInfo.ConvertImage(picMain.Image, filename);
}