Because there is a "X" written on it, and because a very similar button in desktops closes the form, the majority of Lazarus for Win CE users expected that button to close the form.
Using ARM processors, some times you may get a EBus Error exception with a message about misaligned data access.
The following section explains what this is and how to fix it.
Predicting that some people will desire to have the X button, it was provided a switch to control the title buttons policy.
There are some values possible: Screenshots This is a title with "X" minimize button: This is a title with "OK" close button: Implementation details The "OK" button will send a WM_COMMAND message, which is handled on wincecallback.inc, with w ID=IDOK.
The user holds the pointer in a given control for a certain amount of time and the popup shows.