Function StatusWndProc

win/win32/mhstatus.c:178–278

}

LRESULT CALLBACK
StatusWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    PNHStatusWindow data;

    data = (PNHStatusWindow) GetWindowLongPtr(hWnd, GWLP_USERDATA);
    switch (message) {
    case WM_MSNH_COMMAND: {
        switch (wParam) {
        case MSNH_MSG_PUTSTR: {
            PMSNHMsgPutstr msg_data = (PMSNHMsgPutstr) lParam;
            strncpy(data->window_text[data->index], msg_data->text,
                    MAXWINDOWTEXT);
            data->index = (data->index + 1) % NHSW_LINES;
            InvalidateRect(hWnd, NULL, TRUE);
        } break;

        case MSNH_MSG_CLEAR_WINDOW: {
            data->index = 0;
            ZeroMemory(data->window_text, sizeof(data->window_text));
            InvalidateRect(hWnd, NULL, TRUE);
        } break;

        case MSNH_MSG_GETTEXT: {
            PMSNHMsgGetText msg_data = (PMSNHMsgGetText) lParam;
            msg_data->buffer[0] = '\0';
            size_t space_remaining = msg_data->max_size;

            for (int line = 0; line < NHSW_LINES; line++) {
                mswin_status_line *status_line = &data->status_lines->lines[line];
                for (int i = 0; i < status_line->status_strings.count; i++) {
                    mswin_status_string * status_string = status_line->status_strings.status_strings[i];
                    if (status_string->str != NULL) {
                        if (status_string->space_in_front) {
                            strncat(msg_data->buffer, " ", space_remaining);
                            space_remaining = msg_data->max_size - strlen(msg_data->buffer);
                        }
                        strncat(msg_data->buffer, status_string->str, space_remaining);
                        space_remaining = msg_data->max_size - strlen(msg_data->buffer);
                    }
                }
                strncat(msg_data->buffer, "\r\n", space_remaining);
                space_remaining = msg_data->max_size - strlen(msg_data->buffer);
            }
        } break;

        case MSNH_MSG_UPDATE_STATUS: {
            PMSNHMsgUpdateStatus msg_data = (PMSNHMsgUpdateStatus) lParam;
            data->status_lines = msg_data->status_lines;
            InvalidateRect(hWnd, NULL, TRUE);
        } break;

                case MSNH_MSG_RANDOM_INPUT:
                    nhassert(0); // unexpected
                    break;

        } /* end switch( wParam ) { */
    } break;