private void buttonUpdate_Click(object sender, System.EventArgs e)
{
try
{
//upates the selected region
//get the selected index
int index = this.dataGrid.CurrentRowIndex;
if (index == -1)
{
return;
}
DataConvertors.ConvertDataRowToTableMetadata(index, this.ds.Tables[0], this.region);
this.region.RegionDescription = "A new description";
this.regionPersistent.Update(this.region);
}
catch (Exception ex)
{
MessageBox.Show("Failed to update item " + ex.Message);
}
finally
{
}
}
private void dataGrid_CurrentCellChanged(object sender, System.EventArgs e)
{
//
try
{
int index = this.dataGrid.CurrentRowIndex;
if (index > -1)
{
//get the current region object.
DataConvertors.ConvertDataRowToTableMetadata(index, this.ds.Tables[0], this.region);
}
//show the description on the text box
this.textRegionDescription.Text = this.region.RegionDescription;
}
catch (Exception ex)
{
}
}
private void buttonDelete_Click(object sender, System.EventArgs e)
{
try
{
int index = this.dataGrid.CurrentRowIndex;
if (index == -1)
{
return;
}
DataConvertors.ConvertDataRowToTableMetadata(index, this.ds.Tables[0], this.region);
this.regionPersistent.Delete(this.region, false);
}
catch (Exception ex)
{
MessageBox.Show("Failed to delete item " + ex.Message);
}
finally
{
}
}
