Important: The information in this document is obsolete and should not be used for new development.
GetMainDeviceTo obtain a handle to the
GDevicerecord for the main screen, use the
FUNCTION GetMainDevice: GDHandle;
GetMainDevicefunction returns a handle to the
GDevicerecord that corresponds to the main screen--that is, the one containing the menu bar.
A handle to the main device is kept in the global variable
GetMainDevicefunction may move or purge memory blocks in the application heap. Your application should not call this function at interrupt time.
SEE ALSOListing 5-3 on page 5-9 illustrates the use of this function.