C# WinForm程序的全屏功能代码

private void tsbFullWindow_Click(object sender, EventArgs e) {     if (tsbFullWindow.Text == "全屏")     {         tsbFullWindow.Text = "取消全屏";         tsbFullWindow.Image = Properties.Resources.minimize;         this.SetVisibleCore(false);         this.FormBorderStyle = FormBorderStyle.None;         this.WindowState = FormWindowState.Maximized;         this.SetVisibleCore(true);     }     else     {         tsbFullWindow.Text = "全屏";         tsbFullWindow.Image = Properties.Resources.maximize;         this.SetVisibleCore(false);         this.FormBorderStyle = FormBorderStyle.Sizable;         this.WindowState = FormWindowState.Maximized;         this.SetVisibleCore(true);     } }