protected override void OnClosing(System.ComponentModel.CancelEventArgs e)
{
if (SnapshotHasChanges())
{
var result = MessageBox.Show(@"Сохранить изменения в базу данных?", @"Внимание",
MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1);
switch (result)
{
case DialogResult.Yes:
SaveRecord();
break;
case DialogResult.No:
CancelRecord();
break;
default:
e.Cancel = true;
return;
}
}
_softLicDocTypes.Select().RowChanged -= SoftLicDocTypesViewport_RowChanged;
_softLicDocTypes.Select().RowDeleting -= SoftLicDocTypesViewport_RowDeleting;
_softLicDocTypes.Select().RowDeleted -= SoftLicDocTypesViewport_RowDeleted;
base.OnClosing(e);
}
public override void LoadData()
{
dataGridView.AutoGenerateColumns = false;
DockAreas = WeifenLuo.WinFormsUI.Docking.DockAreas.Document;
_softLicDocTypes = SoftLicDocTypesDataModel.GetInstance();
//Ожидаем дозагрузки данных, если это необходимо
_softLicDocTypes.Select();
_vSoftLicDocTypes = new BindingSource
{
DataMember = "SoftLicDocTypes",
DataSource = DataSetManager.DataSet
};
//Инициируем колонки snapshot-модели
for (var i = 0; i < _softLicDocTypes.Select().Columns.Count; i++)
{
_snapshotSoftLicDocTypes.Columns.Add(new DataColumn(
_softLicDocTypes.Select().Columns[i].ColumnName, _softLicDocTypes.Select().Columns[i].DataType));
}
//Загружаем данные snapshot-модели из original-view
for (var i = 0; i < _vSoftLicDocTypes.Count; i++)
{
_snapshotSoftLicDocTypes.Rows.Add(DataRowViewToArray(((DataRowView)_vSoftLicDocTypes[i])));
}
_vSnapshotSoftLicDocTypes = new BindingSource {
DataSource = _snapshotSoftLicDocTypes
};
_vSnapshotSoftLicDocTypes.CurrentItemChanged += v_snapshotSoftLicTypes_CurrentItemChanged;
dataGridView.DataSource = _vSnapshotSoftLicDocTypes;
idSoftLicDocType.DataPropertyName = "ID DocType";
softLicDocType.DataPropertyName = "DocType";
dataGridView.DataBindings.DefaultDataSourceUpdateMode = DataSourceUpdateMode.OnPropertyChanged;
dataGridView.CellValidated += dataGridView_CellValidated;
//События изменения данных для проверки соответствия реальным данным в модели
dataGridView.CellValueChanged += dataGridView_CellValueChanged;
//Синхронизация данных исходные->текущие
_softLicDocTypes.Select().RowChanged += SoftLicDocTypesViewport_RowChanged;
_softLicDocTypes.Select().RowDeleting += SoftLicDocTypesViewport_RowDeleting;
_softLicDocTypes.Select().RowDeleted += SoftLicDocTypesViewport_RowDeleted;
}