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This article shows the general firing sequence of Visual FoxPro events. For more information, please search for the "Visual FoxPro Event Sequence" topic in the Visual FoxPro Help file.
There can be an infinite number of potential user interaction scenarios that will generate specific event sequences. An easy way to observe the order is to include the following lines of code in the events you are interested in:
For a description of event sequences in a simple user interaction scenario, please see Chapter 4 of the Visual FoxPro "Developer's Guide." For a detailed look at Visual FoxPro event sequences, run Controls.app from the Vfp\Samples\Controls directory, select "See Event Firing Sequences" in the Examples list, and choose Run Example.
The data environment's AutoOpenTables property is assumed to be set to true (.T.). Other events can occur based on user interaction and system response.
Object Events -------------------------------------------------- Data environment BeforeOpenTables Form set Load Form Load Data environment cursor(s) Init Data environment Init Objects (1) Init Form set Activate Form Activate Object1 (2) When Form GotFocus Object1 GotFocus Object1 Message Object1 Valid (3) Object1 LostFocus Object2 (4) When Object2 GotFocus Object2 Message Object2 Valid (3) Object2 LostFocus Form QueryUnload Object (5) Destroy Form Unload Form set Unload Data environment AfterCloseTables Data environment Destroy Data environment cursor(s) Destroy (1) For each object, from innermost object to outermost container (2) First object in the tab order (3) As the object loses focus (4) Next object to get focus (5) For each object, from outermost container to innermost object