Control Flow Chart

The steps to edit recipe:

1. User get the recipe list first, and select the recipe want to edit.
2. If the recipe list is failed to open, the recipe is failed to be edited.
3. After the recipe to edit have been selected, user can start to set the amount of coffee, milk, sugar and chocolate.
4. After edit the recipe, user can set the price for the recipe.
5. The recipe selected is edited successfully.