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- /*************************************************************************
- * File Name : captions.h
- *
- * Description : This file contains the definitions used by the Caption
- * sample application.
- *
- * Copyright (C) IBM 1993
- *************************************************************************/
- /*------------------ Commands accepted by ccSendCommand -----------------*/
-
- #define CC_START 1
- #define CC_STOP 2
- #define CC_SET 3
- #define CC_STATUS 4
-
- #define CCERR_UNEXPECTED_EOF 1000
- #define CCERR_FILE_FORMAT 1001
- #define CCERR_TOO_MANY_LINES 1002
- #define CCERR_INVALID_WINDOW_HANDLE 1003
- #define CCERR_INVALID_COMMAND 1004
- #define CCERR_NO_DEVICE_NAME 1005
- #define CCERR_INVALID_STATUS_REQUEST 1006
- #define CCERR_CANNOT_CREATE_BITMAP 1007
-
- #define CC_WINDOW_ID 150
-
-
-
- /*------------------------ Messages used by this application -----------------*/
-
- #define UMCC_NEXTLINE WM_USER + 1
-
- #define UMCC_START WM_USER + 2 /* This message starts captioning. */
- /* Mp2 holds a pointer to a CC_START_PARMS*/
- /* struct. Cast the return value to APIRET*/
-
- #define UMCC_STOP WM_USER + 3 /* This message hides the caption window */
- /* and stops captioning. */
-
- #define UMCC_STATUS WM_USER + 4 /* This message queries the status of a */
- /* captioning parameter */
-
- #define UMCC_SET WM_USER + 5 /* This message sets the status of a */
- /* captioning parameter. */
-
- #define UMCC_ERROR WM_USER + 6
-
-
- /*------------- Parameter structure used by CC_START command -----------------*/
-
- typedef _Packed struct _CC_START_PARMS
- {
- HWND hwndOwner; /* Handle of user window to be sent MM_POSITIONCHANGE*/
- /* messages after the captioning system is through */
- /* with them. If set to NULL, the cc system will */
- /* discard the messages after using them. */
-
- PSZ pszDeviceName; /* Alias of the MCI device playing the audio. Supply */
- /* this alias to have the captioning system request */
- /* the MM_MCIPOSITIONCHANGE messages from MMPM/2. If */
- /* no device name is specified, an error will be */
- /* returned to the application. */
-
- PSZ pszCaptionFile;/* Pointer to a NULL terminated string which is the */
- /* file containing the captioning data. */
- }
- CC_START_PARMS;
-
- typedef CC_START_PARMS FAR *PCC_START_PARMS;
-
-
- /*------------- Parameter structure used by CC_STATUS command ----------------*/
-
- typedef struct _CC_STATUS_PARMS
- {
- ULONG ulItem; /* Item field for status flags */
- ULONG ulReturn; /* Value associated with the item queried */
- }
- CC_STATUS_PARMS;
-
- typedef CC_STATUS_PARMS FAR *PCC_STATUS_PARMS;
- /*---------- Status flags -----------*/
- /* */
- #define CC_STATUS_TEXT_COLUMNS 1 /* Columns of text in caption window */
- #define CC_STATUS_TEXT_ROWS 2 /* Rows of text in caption window */
- #define CC_STATUS_TEXT_COLOR 3 /* Color index of text color */
- #define CC_STATUS_BACKGROUND_COLOR 4 /* Color index of background color */
- #define CC_STATUS_X_POSITION 5 /* X coordinate of captioning window */
- #define CC_STATUS_Y_POSITION 6 /* Y coordinate of captioning window */
- /*-----------------------------------*/
-
-
- /*------------------- Parameter structure used by CC_SET command ---------------------*/
-
- typedef struct _CC_SET_PARMS
- {
- ULONG ulRows;
- ULONG ulBackgroundColor;
- ULONG ulTextColor;
- ULONG ulXposition;
- ULONG ulYposition;
- ULONG ulColumns;
- }
- CC_SET_PARMS;
-
- typedef CC_SET_PARMS FAR *PCC_SET_PARMS;
- /*------------ Set flags -------------*/
- /* */
- #define CC_SET_TEXT_COLUMNS 1 /* Columns of text in caption window */
- #define CC_SET_TEXT_ROWS 2 /* Rows of text in caption window */
- #define CC_SET_TEXT_COLOR 3 /* Color index of text color */
- #define CC_SET_BACKGROUND_COLOR 4 /* Color index of background color */
- #define CC_SET_X_POSITION 5 /* X coordinate of captioning window */
- #define CC_SET_Y_POSITION 6 /* Y coordinate of captioning window */
- /*------------------------------------*/
-
- /*-------------- Captioning function prototypes ------------------------------*/
-
- ULONG APIENTRY ccInitialize ( HWND hwndParent );
- ULONG APIENTRY ccSendCommand ( USHORT usMsg, MPARAM mp1, MPARAM mp2 );
- VOID APIENTRY ccTerminate ( HWND hwndCaption );
-