private void listModels_DoubleClick(object sender, EventArgs e)
 {
     if (listModels.SelectedIndex != -1)
     {
         ModelInfo = LoadModelIndex(listModels.SelectedIndex);
     }
     this.DialogResult = DialogResult.OK;
     Close();
 }
 private void buttonOK_Click(object sender, EventArgs e)
 {
     ModelInfo = LoadModelIndex(listModels.SelectedIndex);
 }
 private void buttonCancel_Click(object sender, EventArgs e)
 {
     ModelInfo = null;
     Close();
 }