ACC: How to Create a Graph Bound to Two Combo Boxes (1.x/2.0)

• Microsoft Access versions 1.0, 1.1, 2.0

SUMMARY

Moderate: Requires basic macro, coding, and interoperability skills.

This article describes how to create a graph that is bound to two combo boxes. You can control the data that is displayed in the graph with your selections in the combo boxes.

MORE INFORMATION

The following example demonstrates how to set up a graph that is bound to two combo boxes:

1. Start Microsoft Access and open the sample database NWIND.MDB.



2. Create the following query based on the Orders, Order Details, and Products tables:
   

   
          Query: QueryTest
          -----------------------------------------------------
          Field Name: Order Amount
             Table Name: Orders
             Total: Sum
          Field Name: Product Name
             Table Name: Products
             Total: Group By
          Field Name: Category ID
             Table Name: Products
             Total: Group By
          Field Name: Year: CStr(NulltoZero(Year([Order Date])))
             Table Name:
             Total: Group By 




3. Create a new form based on the QueryTest query. Choose Form Wizards.



4. Select Graph, and then choose OK.



5. Choose Next.



6. Select SumofOrderAmount, and then choose ">". Select Product Name, and then choose ">". Select Category ID, and then choose ">". Choose Next.



7. Select Category ID, and then choose Next.



8. Choose Open to view the form in Form view.



9. View the form in Design view.



10. From the Layout menu, choose Form Hdr/Ftr.



11. Add two combo boxes with the following properties to the form:
    

    
           Object: Combo box
           -----------------------------
           ControlName: SelectCat
              RowSourceType: Table/Query
              RowSource: Categories
    
           Object: Combo box
           ---------------------------------
           ControlName: SelectYear
              RowSourceType: Value List
              RowSource: 1989;1990;1991;1992 




12. Select the graph and modify the properties of its object frame as follows:
    

    
           Object: Object Frame
           -----------------------------------------
           ControlName: Embedded0
              LinkChildFields: Category Id;Year
              LinkMasterFields: SelectCat;SelectYear 




13. View the form in Form view. Note that as you make different selections in the combo boxes, the contents of the graph change.

Keywords          : kbtool IntpGrph 
Version           : 1.0 1.1 2.0
Platform          : WINDOWS 
Issue type        : kbhowto 

Last Reviewed: March 30, 1999