private void btnNovoResiduo_Click(object sender, EventArgs e)
{
frmCadResiduo frm = new frmCadResiduo();
frm.MdiParent = this.MdiParent;
frm.populateComboBox();
frm.Show();
}
private void editarToolStripMenuItem_Click(object sender, EventArgs e)
{
frmCadResiduo frm = new frmCadResiduo();
frm.MdiParent = this.MdiParent;
frm.Text = "Editar Resíduo";
frm.populateData(dgvResiduos.Rows[dgvResiduos.SelectedRows[0].Index].Cells["Id"].Value.ToString());
frm.Show();
}