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TA的每日心情 | 奋斗 2024-5-7 04:22 |
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签到天数: 1017 天 [LV.10]以坛为家III
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<>implementation</P>5 B' t8 A. _0 }/ E$ ?0 Z6 `
<>uses IniOper, TMain;9 k2 f" U5 W. r! o, U
//-----------------------------------------------------------------( Y# I: P# B: @; A, e U f& b
type8 b) [3 B! x' J) M. X& R
LPByte=PByte;
" r6 t: ~6 q9 D- Y2 c PKBDLLHOOKSTRUCT =^KBDLLHOOKSTRUCT;5 a/ s- [; q8 M, v3 \* S- [9 A
KBDLLHOOKSTRUCT=record: E0 t+ c9 G3 P& w, R0 y) r3 v1 `
vkCode: DWORD;
+ l* _% Q# ?7 r/ Z" X, r scanCodeWORD;
! m. G. k, p5 I; C% h; T h flagsWORD;
) m# ~ t9 w+ ^, N timeWORD;
. y9 Q# O/ ]. R: T% V o8 H dwExtraInfDWORD;
A7 e% k# \) R+ W" x* t end;6 B; i7 c# ^; P3 ]
const
! ?4 J3 ^% i8 V! y$ O8 T4 }* L LLKHF_ALTDOWN=KF_ALTDOWN shr 8;$ M+ S! d/ l! }2 B* s
WH_KEYBOARD_LL=13;/ ~% f/ @# B/ }% @ O' C* E
var- s5 v% T5 B0 h2 b) e N
hhkNTKeyboard: HHOOK;
2 ^& j3 P6 w& z# @+ u4 {( f+ r7 [function TSysOper.GetWinVer:Byte;//获取windows操作系统的版本2 n6 R4 c% M" N4 o! \% x
var8 F, M2 I- t0 W7 A' H) z
OS:TOSVersionInfo;$ \- B1 f5 r" E6 D
begin
1 v& M: b5 i: B" X% v; E0 L d _" ~9 N Result:=0;
/ R/ n& h1 |. I* E3 F2 H OS.dwOSVersionInfoSize:=SizeOf(TOSVersionInfo);/ z" J! ?# ?' ?% |+ H
GetVersionEx(OS);4 ~4 [ E( k' T% c# Q, Y! F+ U
case OS.dwPlatformId of: G: k. v5 L' x: s
VER_PLATFORM_WIN32s : Result:=0;//Windows 3.1x/32s8 ^3 U& u6 K0 _2 H$ F
VER_PLATFORM_WIN32_WINDOWS : Result:=1;//Windows95" N. \% d( r9 r8 ^% N: R
VER_PLATFORM_WIN32_NT : Result:=2;//Windows NT
; D4 \7 W- E" H- X) a) p end;
2 H/ E& A3 U6 Z" n2 lend;" g* R' w0 v- X; b" Z" ~$ b) r
function LowLevelKeyboardFunc(nCode:Integer;w_Param:WPARAM;l_ParamPARAM)RESULT;stdcall;
$ o* k# ^/ j% n; qvar
7 d9 ^8 c6 U7 ^+ K' O# K/ B blEatKeystroke:Boolean;
" p2 |0 G: _% o, G7 ]; }" H3 ~; G PKBDLLHOOKSTRUCT;
" P$ C% r1 M9 M* L* b& r% sbegin w3 F' Y9 j# F! Y; M
blEatKeystroke:=false;9 ]9 P( G/ e2 a2 P2 W* }. ^5 U8 \
if nCode=HC_ACTION then6 S% S/ S9 O/ p9 [' I0 E& _
begin
- b5 ~2 \; h5 Q, m( m# l case w_Param of
: }4 C5 L$ |! c- K# c- m WM_KEYDOWN,; T2 @7 p( z1 c2 |* C) p+ B
WM_SYSKEYDOWN,
+ I* D4 W$ S+ C4 I, k( H( P WM_KEYUP,
& B8 w+ o1 D6 k7 `) s WM_SYSKEYUP:# s i4 D7 Q- C* `" l! k/ H" @0 z" I
begin, `/ o1 {6 R: t6 U" A: Q F
P:=PKBDLLHOOKSTRUCT(l_Param);
1 ?4 H V# I8 Y3 Y blEatKeystroke:=(((p^.vkCode=VK_TAB) and
" x! N. }( b( u* u$ T ((p^.flags and LLKHF_ALTDOWN)<>0)) or8 u5 P1 p6 o' u$ t/ r( d ?2 t
(p^.vkCode=VK_LWIN) or9 S5 v# Y7 \" G6 ^1 |
(p^.vkCode=VK_RWIN) or7 k/ m" w" w! R9 e# w
((p^.vkCode=VK_ESCAPE) and1 v9 O {/ l. C
((p^.flags and LLKHF_ALTDOWN)<>0)) or/ X) L# F9 r% T; k0 k/ G
((p^.vkCode=VK_ESCAPE) and$ z2 V d ]+ I, i* R/ x# k
((GetKeyState(VK_CONTROL) and $8000)<>0)) or: ~. t4 k+ n: H$ P1 S
((p^.vkCode=VK_DELETE) and' d) l' B" b( o
((p^.flags and LLKHF_ALTDOWN)<>0) and! ^2 {9 e4 |4 H$ R- h$ ]
((GetKeyState(VK_CONTROL) and $8000)<>0)));& [% \9 X, S: g# d
end;
; q9 f7 G% b: V3 Q2 j! } end;
9 G& w6 T) D+ D0 O* H' n end;; D( v( W7 B( S( [+ g) \5 A) ?9 ~
if blEatKeystroke then- p! I+ G; L1 t" a
begin
9 \$ l0 G( e( }4 J/ [% v Result:=1; n4 g7 i+ y+ q) ~
end
) q, J% l4 B' a r# q0 Y" o else
) C2 n8 v# v( S Result:=CallNextHookEx(0,nCode,w_Param,l_Param);
# \0 q, x8 w% ^- z s+ Jend;</P>( {) F+ ?, U$ R, _
<>function TSysOper.LoadHook():Boolean;6 Y7 g+ e5 T# c7 K' p6 Y' ?3 q2 a
var
% K& {' x6 L4 F" I4 |0 c& A Temp:Integer;
5 ?$ m$ ?3 e2 pbegin$ c) g2 o# ?% `$ O ^% o& y
Result:=false;5 G1 A6 [1 W X- P' [4 Q% z
if GetWinVer=2 then. l2 X4 x: I9 q
begin
7 k: H1 V& [9 X6 c2 K6 D hhkNTKeyboard:= SetWindowsHookEx(WH_KEYBOARD_LL,LowLevelKeyboardFunc,HInstance,0);6 A6 I" W2 S s a6 e
if hhkNTKeyboard=0 then) y% f* @7 r |7 U# G# _0 `, u" Z
Result:=false
- ^* B$ x2 ^/ Q else
- y! M& F S* H4 w" l1 s4 ?! H8 j Result:=true;
2 `8 Q9 f8 r5 w* U' R- b3 }/ } end
7 M/ d$ M# u- B$ G5 \$ K( _ else/ f7 L( ]1 f ^6 D1 k
begin
3 }* s6 H2 [0 b! {- y: I% K5 b6 } SystemParametersInfo(SPI_SCREENSAVERRUNNING,1,@Temp,1);8 s3 N$ F! K- ^" H
Result:=true;0 P: z6 K, Y, u' B+ x9 b0 c4 y
end;
2 z& ^$ t. w! N4 ^end;</P> |
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