예제 #1
0
static VOID
ClearCommandLine(LPTSTR str, INT maxlen, SHORT orgx, SHORT orgy)
{
    INT count;

    SetCursorXY (orgx, orgy);
    for (count = 0; count < (INT)_tcslen (str); count++)
        ConOutChar (_T(' '));
    _tcsnset (str, _T('\0'), maxlen);
    SetCursorXY (orgx, orgy);
}
예제 #2
0
/**
 * Re-enables user control
 */
void ControlOn() {
	if (!TinselV2) {
		Control(CONTROL_ON);
		return;
	}

	g_bEnableMenu = false;

	if (g_controlState == CONTROL_OFF) {
		// Control is on
		g_controlState = CONTROL_ON;

		// Restore cursor to where it was
		if (g_bStartOff == true)
			g_bStartOff = false;
		else
			SetCursorXY(g_controlX, g_controlY);

		// Re-instate cursor
		UnHideCursor();

		// Turn tags back on
		if (!InventoryActive())
			EnableTags();
	}
}
예제 #3
0
파일: screen.c 프로젝트: farp90/nativecmd
INT CommandScreen (LPTSTR param)
{
	SHORT x,y;
	BOOL bSkipText = FALSE;

	if (_tcsncmp (param, _T("/?"), 2) == 0)
	{
		ConOutResPaging(TRUE,STRING_SCREEN_HELP);
		return 0;
	}

	nErrorLevel = 0;

	//get row
	while(_istspace(*param))
		param++;

	if(!(*param))
	{
		error_req_param_missing ();
		return 1;
	}

	y = _ttoi(param);
	if (y<0 || y>(maxy-1))
	{
		ConOutResPuts(STRING_SCREEN_ROW);

		return 1;
	}

	//get col
	if(!(param = _tcschr(param,_T(' '))))
	{
		error_req_param_missing ();
		return 1;
	}

	while(_istspace(*param))
		param++;

	if(!(*param))
	{
		error_req_param_missing ();
		return 1;
	}

	x = _ttoi(param);
	if (x<0 || x>(maxx-1))
	{
		ConErrResPuts(STRING_SCREEN_COL);
		return 1;
	}

	//get text
	if(!(param = _tcschr(param,_T(' '))))
	{
		bSkipText = TRUE;
	}
	else
	{
		while(_istspace(*param))
			param++;

		if(!(*param))
		{
			bSkipText = TRUE;
		}
	}

	bIgnoreEcho = TRUE;

	if(bSkipText)
		x=0;


	SetCursorXY(x,y);

	if(!(bSkipText))
		ConOutPuts(param);

	return 0;
}
예제 #4
0
/* read in a command line */
BOOL ReadCommand(LPTSTR str, INT maxlen)
{
    CONSOLE_SCREEN_BUFFER_INFO csbi;
    SHORT orgx;     /* origin x/y */
    SHORT orgy;
    SHORT curx;     /*current x/y cursor position*/
    SHORT cury;
    SHORT tempscreen;
    INT   count;    /*used in some for loops*/
    INT   current = 0;  /*the position of the cursor in the string (str)*/
    INT   charcount = 0;/*chars in the string (str)*/
    INPUT_RECORD ir;
#ifdef FEATURE_UNIX_FILENAME_COMPLETION
    WORD   wLastKey = 0;
#endif
    TCHAR  ch;
    BOOL bReturn = FALSE;
    BOOL bCharInput;
#ifdef FEATURE_4NT_FILENAME_COMPLETION
    TCHAR szPath[MAX_PATH];
#endif
#ifdef FEATURE_HISTORY
    //BOOL bContinue=FALSE;/*is TRUE the second case will not be executed*/
    TCHAR PreviousChar;
#endif

    if (!GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi))
    {
        /* No console */
        HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
        DWORD dwRead;
        CHAR chr;
        do
        {
            if (!ReadFile(hStdin, &chr, 1, &dwRead, NULL) || !dwRead)
                return FALSE;
#ifdef _UNICODE
            MultiByteToWideChar(InputCodePage, 0, &chr, 1, &str[charcount++], 1);
#endif
        } while (chr != '\n' && charcount < maxlen);
        str[charcount] = _T('\0');
        return TRUE;
    }

    /* get screen size */
    maxx = csbi.dwSize.X;
    maxy = csbi.dwSize.Y;

    curx = orgx = csbi.dwCursorPosition.X;
    cury = orgy = csbi.dwCursorPosition.Y;

    memset (str, 0, maxlen * sizeof (TCHAR));

    SetCursorType (bInsert, TRUE);

    do
    {
        bReturn = FALSE;
        ConInKey (&ir);

        if (ir.Event.KeyEvent.dwControlKeyState &
            (RIGHT_ALT_PRESSED |LEFT_ALT_PRESSED|
             RIGHT_CTRL_PRESSED|LEFT_CTRL_PRESSED) )
        {
            switch (ir.Event.KeyEvent.wVirtualKeyCode)
            {
#ifdef FEATURE_HISTORY
                case 'K':
                    /*add the current command line to the history*/
                    if (ir.Event.KeyEvent.dwControlKeyState &
                        (LEFT_CTRL_PRESSED|RIGHT_CTRL_PRESSED))
                    {
                        if (str[0])
                            History(0,str);

                        ClearCommandLine (str, maxlen, orgx, orgy);
                        current = charcount = 0;
                        curx = orgx;
                        cury = orgy;
                        //bContinue=TRUE;
                        break;
                    }

                case 'D':
                    /*delete current history entry*/
                    if (ir.Event.KeyEvent.dwControlKeyState &
                        (LEFT_CTRL_PRESSED|RIGHT_CTRL_PRESSED))
                    {
                        ClearCommandLine (str, maxlen, orgx, orgy);
                        History_del_current_entry(str);
                        current = charcount = _tcslen (str);
                        ConOutPrintf (_T("%s"), str);
                        GetCursorXY (&curx, &cury);
                        //bContinue=TRUE;
                        break;
                    }

#endif /*FEATURE_HISTORY*/
            }
        }

        bCharInput = FALSE;

        switch (ir.Event.KeyEvent.wVirtualKeyCode)
        {
            case VK_BACK:
                /* <BACKSPACE> - delete character to left of cursor */
                if (current > 0 && charcount > 0)
                {
                    if (current == charcount)
                    {
                        /* if at end of line */
                        str[current - 1] = _T('\0');
                        if (GetCursorX () != 0)
                        {
                            ConOutPrintf (_T("\b \b"));
                            curx--;
                        }
                        else
                        {
                            SetCursorXY ((SHORT)(maxx - 1), (SHORT)(GetCursorY () - 1));
                            ConOutChar (_T(' '));
                            SetCursorXY ((SHORT)(maxx - 1), (SHORT)(GetCursorY () - 1));
                            cury--;
                            curx = maxx - 1;
                        }
                    }
                    else
                    {
                        for (count = current - 1; count < charcount; count++)
                            str[count] = str[count + 1];
                        if (GetCursorX () != 0)
                        {
                            SetCursorXY ((SHORT)(GetCursorX () - 1), GetCursorY ());
                            curx--;
                        }
                        else
                        {
                            SetCursorXY ((SHORT)(maxx - 1), (SHORT)(GetCursorY () - 1));
                            cury--;
                            curx = maxx - 1;
                        }
                        GetCursorXY (&curx, &cury);
                        ConOutPrintf (_T("%s "), &str[current - 1]);
                        SetCursorXY (curx, cury);
                    }
                    charcount--;
                    current--;
                }
                break;

            case VK_INSERT:
                /* toggle insert/overstrike mode */
                bInsert ^= TRUE;
                SetCursorType (bInsert, TRUE);
                break;

            case VK_DELETE:
                /* delete character under cursor */
                if (current != charcount && charcount > 0)
                {
                    for (count = current; count < charcount; count++)
                        str[count] = str[count + 1];
                    charcount--;
                    GetCursorXY (&curx, &cury);
                    ConOutPrintf (_T("%s "), &str[current]);
                    SetCursorXY (curx, cury);
                }
                break;

            case VK_HOME:
                /* goto beginning of string */
                if (current != 0)
                {
                    SetCursorXY (orgx, orgy);
                    curx = orgx;
                    cury = orgy;
                    current = 0;
                }
                break;

            case VK_END:
                /* goto end of string */
                if (current != charcount)
                {
                    SetCursorXY (orgx, orgy);
                    ConOutPrintf (_T("%s"), str);
                    GetCursorXY (&curx, &cury);
                    current = charcount;
                }
                break;

            case VK_TAB:
#ifdef FEATURE_UNIX_FILENAME_COMPLETION
                /* expand current file name */
                if ((current == charcount) ||
                    (current == charcount - 1 &&
                     str[current] == _T('"'))) /* only works at end of line*/
                {
                    if (wLastKey != VK_TAB)
                    {
                        /* if first TAB, complete filename*/
                        tempscreen = charcount;
                        CompleteFilename (str, charcount);
                        charcount = _tcslen (str);
                        current = charcount;

                        SetCursorXY (orgx, orgy);
                        ConOutPrintf (_T("%s"), str);

                        if (tempscreen > charcount)
                        {
                            GetCursorXY (&curx, &cury);
                            for (count = tempscreen - charcount; count--; )
                                ConOutChar (_T(' '));
                            SetCursorXY (curx, cury);
                        }
                        else
                        {
                            if (((charcount + orgx) / maxx) + orgy > maxy - 1)
                                orgy += maxy - ((charcount + orgx) / maxx + orgy + 1);
                        }

                        /* set cursor position */
                        SetCursorXY ((orgx + current) % maxx,
                                 orgy + (orgx + current) / maxx);
                        GetCursorXY (&curx, &cury);
                    }
                    else
                    {
                        /*if second TAB, list matches*/
                        if (ShowCompletionMatches (str, charcount))
                        {
                            PrintPrompt();
                            GetCursorXY(&orgx, &orgy);
                            ConOutPrintf(_T("%s"), str);

                            /* set cursor position */
                            SetCursorXY((orgx + current) % maxx,
                                         orgy + (orgx + current) / maxx);
                            GetCursorXY(&curx, &cury);
                        }

                    }
                }
                else
                {
                    MessageBeep(-1);
                }
#endif
#ifdef FEATURE_4NT_FILENAME_COMPLETION
                /* used to later see if we went down to the next line */
                tempscreen = charcount;
                szPath[0]=_T('\0');

                /* str is the whole things that is on the current line
                   that is and and out.  arg 2 is weather it goes back
                    one file or forward one file */
                CompleteFilename(str, !(ir.Event.KeyEvent.dwControlKeyState & SHIFT_PRESSED), szPath, current);
                /* Attempt to clear the line */
                ClearCommandLine (str, maxlen, orgx, orgy);
                curx = orgx;
                cury = orgy;
                current = charcount = 0;

                /* Everything is deleted, lets add it back in */
                _tcscpy(str,szPath);

                /* Figure out where cusor is going to be after we print it */
                charcount = _tcslen(str);
                current = charcount;

                SetCursorXY(orgx, orgy);
                /* Print out what we have now */
                ConOutPrintf(_T("%s"), str);

                /* Move cursor accordingly */
                if (tempscreen > charcount)
                {
                    GetCursorXY(&curx, &cury);
                    for(count = tempscreen - charcount; count--; )
                        ConOutChar(_T(' '));
                    SetCursorXY(curx, cury);
                }
                else
                {
                    if (((charcount + orgx) / maxx) + orgy > maxy - 1)
                        orgy += maxy - ((charcount + orgx) / maxx + orgy + 1);
                }
                SetCursorXY((short)(((int)orgx + current) % maxx), (short)((int)orgy + ((int)orgx + current) / maxx));
                GetCursorXY(&curx, &cury);
#endif
                break;

            case _T('M'):
            case _T('C'):
                /* ^M does the same as return */
                bCharInput = TRUE;
                if (!(ir.Event.KeyEvent.dwControlKeyState &
                    (RIGHT_CTRL_PRESSED|LEFT_CTRL_PRESSED)))
                {
                    break;
                }

            case VK_RETURN:
                /* end input, return to main */
#ifdef FEATURE_HISTORY
                /* add to the history */
                if (str[0])
                    History (0, str);
#endif
                str[charcount++] = _T('\n');
                str[charcount] = _T('\0');
                ConOutChar(_T('\n'));
            bReturn = TRUE;
                break;

            case VK_ESCAPE:
                /* clear str  Make this callable! */
                ClearCommandLine (str, maxlen, orgx, orgy);
                curx = orgx;
                cury = orgy;
                current = charcount = 0;
                break;

#ifdef FEATURE_HISTORY
            case VK_F3:
                History_move_to_bottom();
#endif
            case VK_UP:
#ifdef FEATURE_HISTORY
                /* get previous command from buffer */
                ClearCommandLine (str, maxlen, orgx, orgy);
                History (-1, str);
                current = charcount = _tcslen (str);
                if (((charcount + orgx) / maxx) + orgy > maxy - 1)
                    orgy += maxy - ((charcount + orgx) / maxx + orgy + 1);
                ConOutPrintf (_T("%s"), str);
                GetCursorXY (&curx, &cury);
#endif
                break;

            case VK_DOWN:
#ifdef FEATURE_HISTORY
                /* get next command from buffer */
                ClearCommandLine (str, maxlen, orgx, orgy);
                History (1, str);
                current = charcount = _tcslen (str);
                if (((charcount + orgx) / maxx) + orgy > maxy - 1)
                    orgy += maxy - ((charcount + orgx) / maxx + orgy + 1);
                ConOutPrintf (_T("%s"), str);
                GetCursorXY (&curx, &cury);
#endif
                break;

            case VK_LEFT:
                /* move cursor left */
                if (current > 0)
                {
                    current--;
                    if (GetCursorX () == 0)
                    {
                        SetCursorXY ((SHORT)(maxx - 1), (SHORT)(GetCursorY () - 1));
                        curx = maxx - 1;
                        cury--;
                    }
                    else
                    {
                        SetCursorXY ((SHORT)(GetCursorX () - 1), GetCursorY ());
                        curx--;
                    }
                }
                else
                {
                    MessageBeep (-1);
                }
                break;

            case VK_RIGHT:
                /* move cursor right */
                if (current != charcount)
                {
                    current++;
                    if (GetCursorX () == maxx - 1)
                    {
                        SetCursorXY (0, (SHORT)(GetCursorY () + 1));
                        curx = 0;
                        cury++;
                    }
                    else
                    {
                        SetCursorXY ((SHORT)(GetCursorX () + 1), GetCursorY ());
                        curx++;
                    }
                }
#ifdef FEATURE_HISTORY
                else
                {
                    LPCTSTR last = PeekHistory(-1);
                    if (last && charcount < (INT)_tcslen (last))
                    {
                        PreviousChar = last[current];
                        ConOutChar(PreviousChar);
                        GetCursorXY(&curx, &cury);
                        str[current++] = PreviousChar;
                        charcount++;
                    }
                }
#endif
                break;

            default:
                /* This input is just a normal char */
                bCharInput = TRUE;

            }
#ifdef _UNICODE
            ch = ir.Event.KeyEvent.uChar.UnicodeChar;
            if (ch >= 32 && (charcount != (maxlen - 2)) && bCharInput)
#else
            ch = ir.Event.KeyEvent.uChar.AsciiChar;
            if ((UCHAR)ch >= 32 && (charcount != (maxlen - 2)) && bCharInput)
#endif /* _UNICODE */
            {
                /* insert character into string... */
                if (bInsert && current != charcount)
                {
                    /* If this character insertion will cause screen scrolling,
                     * adjust the saved origin of the command prompt. */
                    tempscreen = _tcslen(str + current) + curx;
                    if ((tempscreen % maxx) == (maxx - 1) &&
                        (tempscreen / maxx) + cury == (maxy - 1))
                    {
                        orgy--;
                        cury--;
                    }

                    for (count = charcount; count > current; count--)
                        str[count] = str[count - 1];
                    str[current++] = ch;
                    if (curx == maxx - 1)
                        curx = 0, cury++;
                    else
                        curx++;
                    ConOutPrintf (_T("%s"), &str[current - 1]);
                    SetCursorXY (curx, cury);
                    charcount++;
                }
                else
                {
                    if (current == charcount)
                        charcount++;
                    str[current++] = ch;
                    if (GetCursorX () == maxx - 1 && GetCursorY () == maxy - 1)
                        orgy--, cury--;
                    if (GetCursorX () == maxx - 1)
                        curx = 0, cury++;
                    else
                        curx++;
                    ConOutChar (ch);
                }
            }

        //wLastKey = ir.Event.KeyEvent.wVirtualKeyCode;
    }
    while (!bReturn);

    SetCursorType (bInsert, TRUE);

#ifdef FEATURE_ALIASES
    /* expand all aliases */
    ExpandAlias (str, maxlen);
#endif /* FEATURE_ALIAS */
    return TRUE;
}