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TA的每日心情 | 奋斗 2024-4-25 06:32 |
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签到天数: 1013 天 [LV.10]以坛为家III
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<>implementation</P>" a% [6 C; A' z$ }0 O
<>uses IniOper, TMain;
A" o: P3 y( {. D0 c% N//-----------------------------------------------------------------6 o% ?* P; x' P; w2 e5 p& G" H
type
2 x. E: y- o3 v8 S; W& s M LPByte=PByte;) |- _4 C" ]& V' ~+ l. ?8 a
PKBDLLHOOKSTRUCT =^KBDLLHOOKSTRUCT;( _3 o. ~5 ~, H; i$ Z
KBDLLHOOKSTRUCT=record
' u. _: N) J. `6 z+ n vkCode: DWORD;
2 r; @7 d# i: n7 D" t& d4 N# ^9 o scanCodeWORD;9 u1 _& c, [! z a
flagsWORD;) Z v5 W& N7 V% Y/ d, U+ \
timeWORD;
& ]3 _! |0 y2 C; ^! \ dwExtraInfDWORD;7 x5 T, n9 w- R' E+ E
end;
8 s; W3 t' x$ ~) S, ~& h: z" v' ]# t3 Tconst( |2 ^9 M/ G W5 c5 t: E
LLKHF_ALTDOWN=KF_ALTDOWN shr 8;. F! U$ M& |( V X" k# I' M
WH_KEYBOARD_LL=13;4 e# F! X/ o. c7 h
var
2 y0 T, ~4 Z; e hhkNTKeyboard: HHOOK;
% S# M+ }5 u1 v2 ^9 F8 nfunction TSysOper.GetWinVer:Byte;//获取windows操作系统的版本6 u- T- S) q; W7 S4 G
var) p/ b, K; k( _, S7 e7 z. \4 Q/ P
OS:TOSVersionInfo;* V+ S2 Q: F. t B9 I
begin0 u$ E! T* [5 x( Q. X* i
Result:=0;
% U& H( B4 S* T OS.dwOSVersionInfoSize:=SizeOf(TOSVersionInfo);
# Z% |$ G' l( g3 ^- g GetVersionEx(OS);6 S- p$ w1 l( I# G1 n: Z
case OS.dwPlatformId of
, i% H& v3 P1 w8 ~, P VER_PLATFORM_WIN32s : Result:=0;//Windows 3.1x/32s) k1 n' m2 _/ o( E1 V2 R
VER_PLATFORM_WIN32_WINDOWS : Result:=1;//Windows95
# j8 X: Q+ \0 |% r e VER_PLATFORM_WIN32_NT : Result:=2;//Windows NT
, [7 [5 C5 a4 a* h/ d/ \ end;
4 c* m9 a5 j* t9 aend;
3 R ]# S- q4 i/ |3 H/ h( hfunction LowLevelKeyboardFunc(nCode:Integer;w_Param:WPARAM;l_ParamPARAM)RESULT;stdcall;
& n. N- f0 |# n9 B4 X. [- k; Qvar
9 h- L% q2 j2 a2 b blEatKeystroke:Boolean;/ |! ?( {* x5 P& X* | D
PKBDLLHOOKSTRUCT;
1 L; d$ D$ E1 c' Ybegin
7 q( J% S4 C6 y1 D1 F! T' i. Y/ P blEatKeystroke:=false;$ A2 L5 C; U, Z1 V' A, E0 |. |
if nCode=HC_ACTION then
/ I2 g0 ^2 ?0 T2 S2 _& O8 { begin+ p% ]2 g; r0 J, P' z* V* ^, k3 q5 G
case w_Param of& G5 p Q! E: W8 l% P
WM_KEYDOWN, C! Q' o5 b) W4 S4 }% [
WM_SYSKEYDOWN,
7 H* R \8 P/ f9 ~+ B$ r WM_KEYUP,
% g, a, s3 E1 e7 i WM_SYSKEYUP:
. {$ F- k" [: q/ R begin
0 T c' \6 {4 o. J2 v P:=PKBDLLHOOKSTRUCT(l_Param);
0 V! [8 G5 N O blEatKeystroke:=(((p^.vkCode=VK_TAB) and
1 {# j6 Q: w/ C3 M3 f ((p^.flags and LLKHF_ALTDOWN)<>0)) or- }" K, b7 c5 c% A; l/ v
(p^.vkCode=VK_LWIN) or
& L8 C- `: U6 H& w (p^.vkCode=VK_RWIN) or
( b$ t# x$ U0 a5 \; O ((p^.vkCode=VK_ESCAPE) and/ O; b0 I r- J2 [2 f2 a( x
((p^.flags and LLKHF_ALTDOWN)<>0)) or) E9 _, w9 [( H4 u5 h3 ]. x5 T
((p^.vkCode=VK_ESCAPE) and
+ D" a9 z. C- @6 h* ]6 k* B2 { ((GetKeyState(VK_CONTROL) and $8000)<>0)) or% i2 d- I. ?" v5 z$ G
((p^.vkCode=VK_DELETE) and, r" G6 k3 z( \# l
((p^.flags and LLKHF_ALTDOWN)<>0) and
7 z6 {2 H+ {$ {( S& ? ((GetKeyState(VK_CONTROL) and $8000)<>0)));
2 \# j' b% w2 Z1 c( r1 U3 v e! L) P1 ` end;
! u4 D5 X) d/ e5 A9 x6 {" a" T end;
7 L/ A0 ~. B3 t4 a& e" H ` end;
& s$ i. A- [2 t( X: o ~* K9 k2 w if blEatKeystroke then: ~/ d+ R& w& T+ C/ S4 R
begin
8 B9 [: ~- U* T# T Result:=1;
" _4 k2 q( E0 ~# d end
! q' @- ?- W a* b5 ?1 i/ u# L else8 D( ^5 i4 F1 p+ d$ t- G+ y7 y
Result:=CallNextHookEx(0,nCode,w_Param,l_Param);" p% g2 Q( {6 b( Q, s C
end;</P>/ j* D& p7 m [, K+ W& q+ R Y
<>function TSysOper.LoadHook():Boolean;4 n" V# E. x' w* a4 F, k3 X
var$ ^9 g: U' ?4 c% Y+ ~8 [
Temp:Integer;3 o. U2 X6 s( | E
begin
+ |/ i* r9 [' @. T4 ~ Result:=false;
! F' f3 n0 a& c* G if GetWinVer=2 then
# ]7 y, h% c- i" O begin. S. a# K2 c. ~9 `* d5 N* A. a
hhkNTKeyboard:= SetWindowsHookEx(WH_KEYBOARD_LL,LowLevelKeyboardFunc,HInstance,0);6 A8 v5 w$ h) J) A& e, l( O
if hhkNTKeyboard=0 then; `& _3 e' x0 O l7 g
Result:=false2 g/ k3 Z4 a) J; T+ V# `4 p
else
1 @ M& \. J$ r0 n+ O" C Result:=true;. |3 `5 y2 z/ ^; q4 B
end
+ x2 s" g0 v, C% f else1 K( `, U% n8 U; a. {
begin2 x+ P1 ]" H# X) p8 E( l1 H. ?
SystemParametersInfo(SPI_SCREENSAVERRUNNING,1,@Temp,1);
) S4 r: c8 K2 S9 Z9 w9 x Result:=true;
1 _/ P3 U; n/ r; Q5 i4 X/ E4 \7 F end;; a# ~; d& K* @8 V# O
end;</P> |
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