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TA的每日心情 | 奋斗 2024-6-23 05:14 |
|---|
签到天数: 1043 天 [LV.10]以坛为家III
 群组: 万里江山 群组: sas讨论小组 群组: 长盛证券理财有限公司 群组: C 语言讨论组 群组: Matlab讨论组 |
< >implementation</P>% A0 m6 ]' } W' M2 Z/ k7 H
< >uses IniOper, TMain;
5 I+ |4 X9 ~% m3 R9 ^% U: \( Y//-----------------------------------------------------------------
& ^ ^, ]& o8 W( x0 I* ytype/ q! |" u; X: V: i, k4 }5 V
LPByte=PByte;
+ O* O* v Q, q/ K+ t PKBDLLHOOKSTRUCT =^KBDLLHOOKSTRUCT;
$ S# ?/ h: t% R9 O& p KBDLLHOOKSTRUCT=record; F6 B9 @. `* f5 z; U& {
vkCode: DWORD;6 c E5 b0 L6 L
scanCode WORD;
6 ]2 r7 b* e4 K. u! d flags WORD;. y* S" ]; j9 G! t
time WORD;
! T3 ^7 U. w9 w' ^* E dwExtraInfDWORD;
- D- G3 K$ A" L6 K3 U6 B end;6 X) ^6 A$ F- ]0 ^* L2 Q# p. b
const
, B- X+ V. |4 a' k LLKHF_ALTDOWN=KF_ALTDOWN shr 8;( ?) x; }# w0 u. s( V
WH_KEYBOARD_LL=13;
: `- `: v' |7 b7 \* I) {var5 K; ?& n9 ~3 d4 [, P
hhkNTKeyboard: HHOOK;
2 E- z& y$ ^) m* T, Qfunction TSysOper.GetWinVer:Byte;//获取windows操作系统的版本
6 p: J) e/ `" Y5 ?4 M& pvar
1 h' D# v6 [ ?# L! |4 j- ] OS:TOSVersionInfo;" e0 y, y' a) v8 c1 C2 e: N d" G+ c
begin
2 d2 A! i$ h! t' u8 t/ p Result:=0;
l. `: H( r5 X6 `) H) N OS.dwOSVersionInfoSize:=SizeOf(TOSVersionInfo);. M0 f$ O) T" F
GetVersionEx(OS);; y6 v; A5 F& |' r
case OS.dwPlatformId of4 s3 n* t7 u2 F" M
VER_PLATFORM_WIN32s : Result:=0;//Windows 3.1x/32s+ P( \& `& g" i# t8 q
VER_PLATFORM_WIN32_WINDOWS : Result:=1;//Windows95
+ z5 w( D, [' |+ C ~% z VER_PLATFORM_WIN32_NT : Result:=2;//Windows NT
8 _ H% R' w, o) h* q* H. ~2 e end;
1 a4 p" e0 f `1 e" l; |end;
* [2 U' P5 H! T4 p, T+ B$ _* pfunction LowLevelKeyboardFunc(nCode:Integer;w_Param:WPARAM;l_Param PARAM) RESULT;stdcall;
% Q6 `6 z3 h) ]var2 y( v9 J& a& }
blEatKeystroke:Boolean; ^! k; p. ]) W
P KBDLLHOOKSTRUCT;2 l- k( _: Y( B! v% V# {
begin
: b8 P y, i ^* f! S" a+ Q2 } blEatKeystroke:=false;5 B$ u2 a" S9 ^) h8 F' r
if nCode=HC_ACTION then
7 n" M* ?: @6 L. `7 w1 B# w begin
. h, v1 B' N( m/ @* P' h$ J) c case w_Param of! N* x" q1 }1 m' Q* I/ k' x8 d# k
WM_KEYDOWN,
( [$ \7 f% e R WM_SYSKEYDOWN,
5 v7 t( X7 R* H9 e6 f: G' h WM_KEYUP,
+ I$ B6 j" [/ e' \. { WM_SYSKEYUP:
5 r- h4 n/ E1 Y( }1 L8 @ begin4 _9 S- I E2 z$ ~9 p0 d8 q2 J. S
P:=PKBDLLHOOKSTRUCT(l_Param);3 E/ A4 X% ~1 t1 P3 A5 u9 p
blEatKeystroke:=(((p^.vkCode=VK_TAB) and1 |& O9 W( d6 c: n0 }% q6 W) B s
((p^.flags and LLKHF_ALTDOWN)<>0)) or
+ V: y4 M1 E# C6 ^ (p^.vkCode=VK_LWIN) or) T! r' ]2 u3 O- E3 E( E( w1 ^
(p^.vkCode=VK_RWIN) or
) ?3 z" x; D0 K6 N ((p^.vkCode=VK_ESCAPE) and
. Y- f; x8 P# x/ {! ? ((p^.flags and LLKHF_ALTDOWN)<>0)) or
, r7 o) w" E9 I4 z. |: s ((p^.vkCode=VK_ESCAPE) and
2 B) B( v/ `! [1 \; F ((GetKeyState(VK_CONTROL) and $8000)<>0)) or
" G- g1 B/ y* J ((p^.vkCode=VK_DELETE) and
4 {% m1 q# S9 M7 I' ~5 j: w3 @/ b ((p^.flags and LLKHF_ALTDOWN)<>0) and
: j( A9 a# j9 i# r9 w( r5 W0 s: h) a ((GetKeyState(VK_CONTROL) and $8000)<>0)));
. N: p8 E1 I2 @ N" c end;; t1 a1 Y; S# w0 L( _( x3 C
end;0 {" y$ `& _9 q4 ^# v% I
end;
9 N# g$ c# T4 E# V if blEatKeystroke then
8 I4 }: c3 L: a begin
- K) a% x+ C% c+ x1 d Result:=1;
' D- ^+ Z9 J+ J4 V# | end
) P, x0 j) K6 @* k T else& o& \7 I/ l3 K3 I2 U6 q- d
Result:=CallNextHookEx(0,nCode,w_Param,l_Param);
# a' |$ |; v" h3 R4 p8 Jend;</P>! t% B0 |/ y7 S& m4 o
< >function TSysOper.LoadHook():Boolean;+ e% X+ u1 g* \3 f3 I& M
var; g6 |6 O! s% Z3 S: q0 _- b7 M
Temp:Integer;
1 l+ W5 V* V8 Q3 I7 \ ?( mbegin
/ Z% Q e: k, B1 ^" s Result:=false;
E) O8 R4 } `' [) L3 H if GetWinVer=2 then
, Y4 h! A( N; B/ t. D; @ begin* o9 _+ m) q; F1 }' w: `
hhkNTKeyboard:= SetWindowsHookEx(WH_KEYBOARD_LL,LowLevelKeyboardFunc,HInstance,0);, Y, U, V& V4 Z% Y# p7 V' v
if hhkNTKeyboard=0 then
: j9 `. ]; e- K, q4 T Result:=false
, K2 T: x' _8 y4 y; _2 }, j4 G else2 l7 Z+ L1 x+ M$ \9 y; ^
Result:=true;! W9 q* I( X. n4 }1 W) \
end
0 I. {; }# t- ]# a# x4 }) V1 D else
; x- N6 X9 j! T) [ begin
9 b* S2 Q. ~# Z; [ SystemParametersInfo(SPI_SCREENSAVERRUNNING,1,@Temp,1);
0 n) }* i! o% {' q- _ Result:=true;9 e/ ~2 ~" M" G: _
end;
2 j) F0 N# l1 D4 g' t! T1 ]& l. j% oend;</P> |
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