private void 用户管理ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (_frmUser == null || _frmUser.IsDisposed)
{
_frmUser = new FrmUser();
_frmUser.Show();
}
else
{
_frmUser.Focus();
_frmUser.WindowState = FormWindowState.Normal;
_frmUser.Show();
}
}
private void btnUser_Click(object sender, EventArgs e)
{
FrmUser user = new FrmUser();
user.Show();
}