private void menuMemberInfo_Click(object sender, EventArgs e)
{
FrmMemberInfo FrmMemberInfo = FrmMemberInfo.CreateFrmMi();
FrmMemberInfo.Show();
FrmMemberInfo.Focus();
}
} //单例字段
/// <summary>
/// 单例实例窗口对象
/// </summary>
/// <returns>窗口对象</returns>
public static FrmMemberInfo CreateFrmMi()
{
if (_FrmMi == null) //单例核心
{
_FrmMi = new FrmMemberInfo();
}
return(_FrmMi);
}
private void FrmMemberInfo_FormClosing(object sender, FormClosingEventArgs e)
{
_FrmMi = null; //关闭窗口时释放实例
}