commonlogic.cs

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using System;
using System.Data;
using System.Collections.Generic;
using System.Text;
using Orphean.WinFormHelper.Framework.BusinessLogic;
using Orphean.WinFormHelper.Framework.Utility;
using Orphean.WinFormHelper.Framework.Data;

namespace DataModal
{
    public sealed partial class CommonLogic
    {
        public HidaKitDataSet ProductDataSet = null;
        public HidaKitDataSet CustomerDataSet = null;
        public HidaKitDataSet StockDataSet = null;


        public void ProductCheckLogic(object sender, DataColumnChangeEventArgs e)
        {
            if (e.Row.Table.IsInitialized && e.Column.ColumnName.Equals("PRODUCT_ID") && ProductDataSet != null)
            {
                if (!DataBindingHelper.IsDBNullOrEmptyString(e.ProposedValue) && ProductDataSet.PRODUCTS.FindByPRODUCT_ID((string)e.ProposedValue) == null)
                {
                    e.Row.RowError = string.Format(Resources.Messages.SProductNotFound, (string)e.ProposedValue);
                    ValidationException ex =
                                 new ValidationException(e.Row, e.Column, ValidationConst.E_IDNOTFOUND, e.Row.RowError, e.ProposedValue);
                    DataErrorContext.AddError(e.Row, ex);
                    throw ex;
                }
                else
                {
                    e.Row.RowError = string.Empty;
                    DataErrorContext.ClearErrors(e.Row);
                }
            }
        }

        public void CustomerCheckLogic(object sender, DataColumnChangeEventArgs e)
        {
            if (e.Row.Table.IsInitialized && e.Column.ColumnName.Equals("CUSTOMER_ID") && CustomerDataSet != null)
            {
                if (!DataBindingHelper.IsDBNullOrEmptyString(e.ProposedValue) && CustomerDataSet.CUSTOMERS.FindByCUSTOMER_ID((string)e.ProposedValue) == null)
                {
                    e.Row.RowError = string.Format(Resources.Messages.SCustomerNotFound, (string)e.ProposedValue);
                    ValidationException ex =
                                 new ValidationException(e.Row, e.Column, ValidationConst.E_IDNOTFOUND, e.Row.RowError, e.ProposedValue);
                    DataErrorContext.AddError(e.Row, ex);
                    throw ex;
                }
                else
                {
                    e.Row.RowError = string.Empty;
                    DataErrorContext.ClearErrors(e.Row);
                }
            }
        }

        public void StockCheckLogic(object sender, DataColumnChangeEventArgs e)
        {
            if (e.Row.Table.IsInitialized && e.Column.ColumnName.Equals("STOCK_ID") && StockDataSet != null)
            {
                if (e.ProposedValue != null && StockDataSet.STOCKS.FindBySTOCK_ID((string)e.ProposedValue) == null)
                {
                    e.Row.RowError = string.Format(Resources.Messages.SStockNotFound, (string)e.ProposedValue);
                    ValidationException ex =
                                 new ValidationException(e.Row, e.Column, ValidationConst.E_INVALIDINPUT, e.Row.RowError);
                    DataErrorContext.AddError(e.Row, ex);
                    throw ex;
                }
                else
                {
                    e.Row.RowError = string.Empty;
                    DataErrorContext.ClearErrors(e.Row);
                }
            }
        }
        
    }
}