Function mswin_getlin

win/win32/mswproc.c:1723–1788

getlin(const char *ques, char *input) -- Prints ques as a prompt and reads a single line of text, up to a newline. The string entered is returned without the newline. ESC is used to cancel, in which case the string "\033\000" is returned. -- getlin() must call flush_screen(1) before doing anything. -- This uses the

               ports might use a popup.
*/
void
mswin_getlin(const char *question, char *input)
{
    logDebug("mswin_getlin(%s, %p)\n", question, input);

    if (!iflags.wc_popup_dialog) {
        char c;
        int len;
        int done;
        int createcaret;

        createcaret = 1;
        SendMessage(mswin_hwnd_from_winid(WIN_MESSAGE), WM_MSNH_COMMAND,
                    (WPARAM) MSNH_MSG_CARET, (LPARAM) &createcaret);

        /* mswin_clear_nhwindow(WIN_MESSAGE); */
        mswin_putstr_ex(WIN_MESSAGE, ATR_BOLD, question, 0);
        mswin_putstr_ex(WIN_MESSAGE, ATR_BOLD, " ", 1);
#ifdef EDIT_GETLIN
        mswin_putstr_ex(WIN_MESSAGE, ATR_BOLD, input, 0);
        len = strlen(input);
#else
        input[0] = '\0';
        len = 0;
#endif
        ShowCaret(mswin_hwnd_from_winid(WIN_MESSAGE));
        done = FALSE;
        while (!done) {
            c = mswin_nhgetch();
            switch (c) {
            case VK_ESCAPE:
                strcpy(input, "\033");
                done = TRUE;
                break;
            case '\n':
            case '\r':
            case -115:
                done = TRUE;
                break;
            default:
                if (input[0])
                    mswin_putstr_ex(WIN_MESSAGE, ATR_NONE, input, -len);
                if (c == VK_BACK) {
                    if (len > 0)
                        len--;
                    input[len] = '\0';
                } else if (len>=(BUFSZ-1)) {
                    PlaySound((LPCSTR)SND_ALIAS_SYSTEMEXCLAMATION, NULL, SND_ALIAS_ID|SND_ASYNC);
                } else {
                    input[len++] = c;
                    input[len] = '\0';
                }
                mswin_putstr_ex(WIN_MESSAGE, ATR_NONE, input, 1);
                break;
            }
        }
        HideCaret(mswin_hwnd_from_winid(WIN_MESSAGE));
        createcaret = 0;