//单例模式
public static lsdglForm Create()
{
if (lsdgl == null)
{
lsdgl = new lsdglForm();
}
return(lsdgl);
}
//显示连锁店管理窗口
private void 系统设置ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (!FilterClass.lsdsz())
{
MessageBox.Show("无权操作！");
return;
}
lsdglForm lsdgl = lsdglForm.Create();
lsdgl.Show();
lsdgl.Focus();
}
private void lsdglForm_FormClosed(object sender, FormClosedEventArgs e)
{
lsdgl = null;
}
