Пример #1
0
 private void 软件介绍ToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (form == null)
     {
         form = new IntroductionForm();
     }
     form.Show();
 }
Пример #2
0
 private void 软件介绍ToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (form == null)
     {
         form = new IntroductionForm();
     }
     form.Show();
 }