private void frmMain_Load(object sender, EventArgs e)
{
this.IsMdiContainer = true;
}
private void tsbtnClose_Click(object sender, EventArgs e)
{
Application.Exit();
}
private void toolStripButton1_Click(object sender, EventArgs e)
{
frmUser frmUser = new frmUser();
frmUser.MdiParent = this;
frmUser.Show();
}