| Escape | Description |
| IME_ESC_GET_EUDC_DICTIONARY | Retrieves the path of the EUDC dictionary file. On input, the lpData parameter must be the pointer to the buffer to receive the path. This buffer must be no less than 80 characters in length. On return, the buffer contains the null-terminated string specifying the full path. For use by the Chinese EUDC editor; do not use in other applications. |
| IME_ESC_HANJA_MODE | Converts from Hangeul to Hanja. On input, lpData must be the pointer to the buffer that contains the Hangeul character to convert; on output, it receives the converted Hanja as a null-terminated string. For use by the Korean editor; do not use in other applications. |
| IME_ESC_IME_NAME | Retrieves the name of the IME. On input, the lpData parameter must be the pointer to the buffer to receive the name. This buffer must be no less than 64 characters in length. On return, the buffer contains the null-terminated string specifying the IME name. For use by the Chinese EUDC editor; do not use in other applications. |
| IME_ESC_MAX_KEY | Returns the maximum number of key stokes for an EUDC character. For use by the Chinese EUDC editor; do not use in other applications. |
| IME_ESC_QUERY_SUPPORT | Checks for implementation. Returns zero if the escape is not implemented. |
| IME_ESC_SEQUENCE_TO_INTERNAL | Returns the character code that matches the given sequence code. On input, the lpData parameter is the pointer to a 32-bit variable that contains the sequence code. For use by the Chinese EUDC editor; do not use in other applications. Normally, the Chinese IME will encode its reading character codes into sequence 1 to n. |
| IME_ESC_SET_EUDC_DICTIONARY | Sets the EUDC dictionary file. On input, the lpData parameter is the pointer to a null-terminated string specifying the full path. For use by the Chinese EUDC editor; do not use in other applications. |
The system reserves the escapes in the range IME_ESC_RESERVED_FIRST to IME_ESC_RESERVED_LAST for its own use.
The system reserves the escapes in the range IME_ESC_PRIVATE_FIRST to IME_ESC_PRIVATE_LAST for private use by IMEs.