Exercise - ExpandBefore and ExpandAfter

  1. In FlowProducts.
  2. Add two new methods :
    1. GetTotalStockValue return Number, calculate the value of UnitPrice times UnitsInStock.
    2. GetTotalOnOrderValue return Number, calculate the value of UnitPrice times UnitsOnOrder.
  3. Before the UnitsInStock column add Flow that will show a message box with the value of GetTotalStockValue.
  4. After the UnitsOnOrder column add Flow that will show a message box with the value of GetTotalOnOrderValue.
  5. Save changes to Git.
  6. Build and test.
  7. Notice the location of the active textBox after you zoom on this two textBoxes using the F5.
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