FIX: Programmatic Change in Grid Does Not Update ControlSource

• Microsoft Visual FoxPro for Windows, versions 3.0, 5.0

SYMPTOMS

When trying programmatically to change the value in a text box that is contained in a grid, you discover that the underlying data is not updated.

WORKAROUND

To work around the problem, use a REPLACE statement to change the underlying data, and use the REFRESH method to update the grid.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article. This problem has been fixed in Visual FoxPro 5.0 for Windows.

MORE INFORMATION

Steps to Reproduce Problem

1. Open the Testdata.dbc database found in the \Vfp\Samples\Data directory.



2. Create a new form.



3. Add the Customer table from the Testdata database to the Data Environment of the form.



4. Add a grid by dragging the Grid icon from the Form Controls toolbar onto the form.



5. Set the RecordSource property of the grid to the Customer table.



6. Add a command button to the form.



7. Add the following code to the Command1 Click event procedure:

   
         thisform.grid1.column2.text1.value='Hello World'
         thisform.grid1.refresh 




8. Save the form as Test.scx, and run it.



9. Click the Command1 button. You will notice that the grid does not have the new value in the Company field.

   REPLACE (thisform.grid1.column2.text1.controlsource) WITH 'Hello World'
   thisform.grid1.refresh 

Additional query words:

Keywords : kbcode kbVFp kbVFp500fix buglist3.00 FxprgGrid
Version : 3.00 5.00
Platform : WINDOWS
Issue type :