CcInitialize: Difference between revisions
Created page with "This function creates a captioning window and returns the handle of that window to the application. This caption window is a child of hwndParent, and does not become visible until the Caption DLL is sent a CC_START command. An application calls this function once, during its initialization (or before it wants to use the caption services). ==Syntax== ccInitialize(hwndParent) ==Parameters== ;hwndParent (HWND) - input :Parent window handle. ==Returns== ;rc (ULONG) - r..." |
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Latest revision as of 03:05, 5 November 2025
This function creates a captioning window and returns the handle of that window to the application. This caption window is a child of hwndParent, and does not become visible until the Caption DLL is sent a CC_START command.
An application calls this function once, during its initialization (or before it wants to use the caption services).
Syntax
ccInitialize(hwndParent)
Parameters
- hwndParent (HWND) - input
- Parent window handle.
Returns
- rc (ULONG) - returns
- If the function is successful, the caption window handle is returned. Possible return code inidicating type of failure:
- CCERR_INVALID_WINDOW_HANDLE
- The window handle passed was not valid.
Example Code
Declaration:
#include <os2.h> HWND hwndParent; ULONG rc; rc = ccInitialize(hwndParent);
Use sample:
/*
* Create the caption window and save the handle for further use.
*/
hwndCaption = ccInitialize ( (HWND) hwndMainDialogBox );