How can I simulate the press of a button?

Question

I want to test some forms. Is there a way to simulate the press of an Ok (or Cancel) button so that the button is pressed and fires the event handlers that are associated wi

Answer 1

A correction for TSpeedButton:

The behavior described by @David Heffernan does not quite hold true for speedbuttons in a group. Calling the Click method does not seem to affect the "Down" status of the buttons.

To solve this I used the following code:

MyButton.Click;
MyButton.Down := True;