Unit 'agraphics' Package
[Overview][Constants][Types][Procedures and functions][Variables][Index] [#os4units]

NextDisplayInfo

Iterate current displayinfo identifiers

Declaration

Source position: agraphics.pas line 2416

function NextDisplayInfo(

  DisplayID: LongWord

):LongWord;

Function result

subsequent displayinfo identifier or INVALID_ID if no more records.

Description

The basic iteration function with which to find all records in the graphics database. Using each ID in succession, you can then call FindDisplayInfo() to obtain the handle associated with each ID. Each ID is a 32-bit Key which uniquely identifies one record. The INVALID_ID is special, and indicates the end-of-list.

See also

FindDisplayInfo

  

Search for a record identified by a specific key


Documentation generated on: 2021-07-30