Developers can use RoboHelp APIs to create custom dialog boxes based on their requirements. RH_ShowHelp is the program function that calls the Help files in the project. Supported languages include Visual Basic, C/C++, JavaScript, and Java.
The files for respective languages are located in Install Directory\Adobe\Adobe RoboHelp (version)\CSH API. The RoboHelp documentation lists the parameters contained in RH_ShowHelp. The following table describes all these parameters −
| Sr. No. | Parameter & Description |
|---|---|
| 1 | hParentThis parameter closes the Help dialog when the calling window is closed. |
| 2 | a_pszHelpFileThis parameter specifies the Help Source depending on the Output type.For Webhelp/FlashHelp: “Path to project start page”For Webhelp Pro: “http://<ServerName>/roboapi.asp”For HTML Help: “Path to .CHM file”. |
| 3 | uCommandThis parameter contains the following constants −HH_DISPLAY_INDEX − Displays Index pane and default topic.HH_DISPLAY_SEARCH − Displays Search pane and default topic.HH_DISPLAY_TOC − Displays Contents pane and default topic.HH_HELP_CONTEXT − Opens topic associated with map ID in dwData parameter. |
| 4 | dwDataThis parameter is used to obtain the map ID and export the map file for the programming language. Use the HH_HELP_CONTEXT in the uCommand parameter. |
For more information or to further connect CSH topics to the languages listed above, refer to the Adobe RoboHelp documentation available on the following link – https://helpx.adobe.com/support/robohelp.html.