helpViewerOpen()

The function opens the Help Viewer.

Synopsis

int helpViewerOpen(string url);

Parameters

Parameter Description
url

The URL of a Help page, e.g.:

qthelp://winccoa_3.20_core_de/doc/Features/Features.html

Details

  • The function is already included in the function std_help().
  • The URL always starts with qthelp://

Return Value

  • 0, if the function was executed successfully
  • -1,if no documentation is available on the system and could therefore not be opened.

Assignment

Help Viewer (OA Assistant)

Availability

UI, CTRL