private void ShowFormRoom()
{
var formRoom = new FormRoom(houseId);
formRoom.houseId = houseId;
formRoom.ShowDialog();
}
private void itemRoom_Click(object sender, EventArgs e)
{
FormRoom formRoom = new FormRoom();
formRoom.MdiParent = this;
formRoom.Show();
}
private void roomToolStripMenuItem_Click(object sender, EventArgs e)
{
var form = new FormRoom();
ShowForm(form);
}