//CRUD Operation
//Create, Read, Update And Delete
//when user wants to add new blood stock info
private void btnAddBlockStock_Click(object sender, RoutedEventArgs e)
{
AddBlockStockForm absf = new AddBlockStockForm();
absf.btnUpdate.Visibility = Visibility.Hidden;
absf.Show();
}
//when user wants to upadte any data
private void btnUpdate_Click(object sender, RoutedEventArgs e)
{
string selectedId = "";
//checking user has selected the row to be updated
//else display error message
if (bloodStockDataGrid.SelectedIndex != -1)
{
//getting id
DataGrid dataGrid = sender as DataGrid;
DataGridRow row = (DataGridRow)bloodStockDataGrid.ItemContainerGenerator.ContainerFromIndex(bloodStockDataGrid.SelectedIndex);
DataGridCell RowColumn = bloodStockDataGrid.Columns[0].GetCellContent(row).Parent as DataGridCell;
selectedId = ((TextBlock)RowColumn.Content).Text;
int bId = Int32.Parse(selectedId);
//creating object for update form
AddBlockStockForm ab = new AddBlockStockForm();
ab.btnSave.Visibility = Visibility.Hidden;
//call to update form and passing id
ab.UpdateShow(bId);
}
else
{
MessageBox.Show("Please Select any Row to Update", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}