在Windows操作系统中,当用户按下"PrintScreen"按钮后,Windows自动将当前屏幕的图像拷贝到系统剪贴板中,这时可以通过"画笔"这个小程序将剪贴板中的内容保存成图像文件,可以看出,如果需要将当前屏幕保存下来还是比较麻烦的,能否可以自己编写一个应用程序,自动将当前屏幕的内容保存到一个图像文件中去呢?这个答案是肯定的,本实例应用程序就是利用通用的热键管理DLL库实现的热键功能,在收到热键通知后截取屏幕的内容并保存到bmp文件中。例如我们设置图片保存路径为c:\,热键为F9 + Control,然后按Change按钮设置好热键,那么当我们按下CTRL+F9后,当前界面将以BMP图像文件的格式被保存在C:\目录下。程序编译运行后的界面效果如图一所示:
4FLL*LCNX
R;D|To! 一、实现方法
F&pJ faig BhFyEY( 热键管理DLL实际上是一个键盘钩子,由它来监视系统的键盘事件。如果有和程序登记符合的按键组合就通知该程序的窗口。为了应用方便,本实例把它做成了一个标准的管理库来为其它的程序通过热键服务,它有两个输出函数:AddHotkey()和DeleteHotkey(),程序只需要调用这两个函数就可以了,如果编译之后不用改变热键,则只需要AddHotkey就可以了。DLL中的所有的全局变量都放在一个共享段中,定义如下:
5}-e9U !| ObNS #pragma data_seg("shareddata")
Sy\ec{$+V] HHOOK hHook =NULL; //钩子句柄
2x3%*r$ UINT nHookCount =0; //挂接的程序数目
Y243mq- static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
R/5@*mv{ static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
P:Nj;Cxh static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
Vm6
0aXm_ static int KeyCount =0;
xn1=@0
a static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
ZDffR:An #pragma data_seg()
En&`m |, ws 3 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
yex4A)n9"' _pZ2^OO@ DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
gxa@da cow]qe6K BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
iLhxcM2K cKey,UCHAR cMask)
ftr?@^ {
BBkYc:B=SA BOOL bAdded=FALSE;
o]gS=iLp for(int index=0;index<MAX_KEY;index++){
+,wCV2>\3 if(hCallWnd[index]==0){
[*i6?5}- hCallWnd[index]=hWnd;
(>.+tq} HotKey[index]=cKey;
C{gY*+ HotKeyMask[index]=cMask;
pXL@&]U+ bAdded=TRUE;
b Ag>;e( KeyCount++;
j=>:{`*c break;
;~nz%LJ }
svT1b'=\$I }
`-,yJ return bAdded;
<OR f{ }
Y#[Wv1hi //删除热键
A08b=S BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
:Ca]/ ]] {
;_]Z3 BOOL bRemoved=FALSE;
>o45vB4o for(int index=0;index<MAX_KEY;index++){
2p6`@8*34 if(hCallWnd[index]==hWnd){
4|yZA*Q^ if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
@20~R/vh hCallWnd[index]=NULL;
&i/QFO7y} HotKey[index]=0;
cwK+{*ZH/ HotKeyMask[index]=0;
;`p!/9il bRemoved=TRUE;
dF
(m!P/R KeyCount--;
Lc0yLm break;
xW hi> }
a
d,0*(</ }
iD/r8_} }
wfE%` 1 return bRemoved;
Z{#;my*X| }
P R{y84$ 3jaY\(`%h =5zx]N1r DLL中的钩子函数如下:
6X1_NbC ,sn/FT^; q LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
+[2X@J {
Hf^Tok^6@] BOOL bProcessed=FALSE;
z'9Mg]&> if(HC_ACTION==nCode)
cag9f?w@V {
0nX.%2p#Je if((lParam&0xc0000000)==0xc0000000){// 有键松开
Td6Gu" switch(wParam)
gp?|UMA9. {
JE[+ case VK_MENU:
Xfq]vQ/{ MaskBits&=~ALTBIT;
]n/fB|t E break;
BAQ;.N4 case VK_CONTROL:
4t Z. T9d MaskBits&=~CTRLBIT;
Wd0$t break;
vWM'}( case VK_SHIFT:
[+j39d.Q MaskBits&=~SHIFTBIT;
#c2InwZV break;
s3.,
N| default: //judge the key and send message
"q'9-lk break;
`LWZ!Q }
|ULwUi-r for(int index=0;index<MAX_KEY;index++){
^mNPP:%iN if(hCallWnd[index]==NULL)
1!;}#m7v continue;
":o1g5? if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
fUJ\W"qya {
pPezy: SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
p]7Gj&a bProcessed=TRUE;
;4g_~fB }
&R'%OFi }
:2n(WXFFI }
1.5lJ:[G else if((lParam&0xc000ffff)==1){ //有键按下
'
YONRha switch(wParam)
S dI/ {
N]p|c3D case VK_MENU:
<;?&<qMo,P MaskBits|=ALTBIT;
4-YXXi} break;
N%2UL&w#B case VK_CONTROL:
Ya_4[vR< MaskBits|=CTRLBIT;
/_,} o7@t~ break;
c/c%-= case VK_SHIFT:
ji &*0GJQ MaskBits|=SHIFTBIT;
hVfiF break;
V
r0-/T default: //judge the key and send message
D(GAC!|/] break;
F!|?S:X }
$B
iG7,[# for(int index=0;index<MAX_KEY;index++){
jgr2qSUC if(hCallWnd[index]==NULL)
>QusXD"L> continue;
x_&m$Fh if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
-}ebn*7i\ {
M?UlC
SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
OoFQ@zE7% bProcessed=TRUE;
c0 H8FF3 }
$=97M.E }
E"[^^<I }
Wv if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
[|sKu#yW for(int index=0;index<MAX_KEY;index++){
mQ9%[U, if(hCallWnd[index]==NULL)
\E'Nk$V3 continue;
D4"](RXH if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
P7Th94 SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
WAj26";M( //lParam的意义可看MSDN中WM_KEYDOWN部分
y %k`
}
'(/ZJ88JP }
,H3C\.%w\ }
.2xp.i{ return CallNextHookEx( hHook, nCode, wParam, lParam );
SZ9xj^"g }
=f)S=0U F @UO=)PxN3 抓图程序是一个基于对话框的程序,它在建立对话框的时候调用前面的DLL,登记热键,因此需要将hook.lib添加到工程里,在程序里给出两个DLL函数的定义,也可以写个头文件,再包含进来以下代码:
Z{ntF Cf_Ik BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
aBM'ROQ BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
#"M 'Cs ax0:v!,e 为了添加应用程序对热键通知事件的响应,程序中用的办法是重载WindowProc()函数,该函数代码如下:
|U_48 S|A?z)I LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
C { }s {
4*UoTE-g$ if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
ifu"e_^ {
l|-TGjsX //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
X7sWu{n SaveBmp();
>4d2IO1\ return FALSE;
MwxfTH"wi }
Q<L.!%vu} …… //其它处理及默认处理
,EgIH%*g }
*it(o ];P^q`n=. Ih}I`wY- 将屏幕图像保存到BMP文件中的任务是由函数SaveBmp()来完成的,具体实现参见代码部分。另外为了顺利实现屏幕抓图,程序中还实现了"托盘"功能,由于这一部分本书在实例中已经专门介绍过了,所以不再赘述,读者朋友可以参考相关实例。
JH~v e HrA6wn\O 最后需要提醒读者朋友们注意的是,源程序的编译与使用时要先编译hook.dll并将其放在系统目录(win2000/NT是system32,98/ME是system),然后编译对话框程序运行即可。
Xu1l6jr_ ? OBe!NDf 二、编程步骤
^i{B8]2, s0Ii;7fA{ 1、 启动Visual C++,生成一个DLL项目和一个基于对话框的应用程序项目,并将两个项目分别命名为"Hook"和"Capture";
&)vX7*j xDBEs* 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
F<?e79},` I `44}oJ 3、 在"Capture"项目中按照图一所示设置对话框的界面,具体设置参见代码部分;
qYFol#=% {rWu`QT 4、 使用Class Wizard在"Capture"项目中添加按钮的鼠标单击消息响应函数,并重载对话框的WindowProc()函数;
N0c+V["s a9GOY+;bf
5、 添加代码,编译运行程序。
b`n+[UCPtn h2Ifq!(: 三、程序代码
oHmU| <69/ZI),Y{ ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
/KEPPp #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
Tk-PCra #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
u[U~`*i*rA #if _MSC_VER > 1000
do{#y*B/g! #pragma once
8w|j Z@ #endif // _MSC_VER > 1000
G'(
%8\ #ifndef __AFXWIN_H__
>taS<.G #error include 'stdafx.h' before including this file for PCH
pBt/vS ad #endif
\n850PS #include "resource.h" // main symbols
$JTy`g0>x class CHookApp : public CWinApp
n@BE*I<" {
+1p>:cih public:
_QtqQ~f CHookApp();
9`^VuC' // Overrides
?B %y)K // ClassWizard generated virtual function overrides
3V`K^X3 //{{AFX_VIRTUAL(CHookApp)
vi0% jsI public:
u+s#Fee I virtual BOOL InitInstance();
XJ]MPiXj virtual int ExitInstance();
>b-rAO\{} //}}AFX_VIRTUAL
UD*#!H //{{AFX_MSG(CHookApp)
&a8#qv"l // NOTE - the ClassWizard will add and remove member functions here.
I
TJ>[c]x // DO NOT EDIT what you see in these blocks of generated code !
`sN3iD!@R //}}AFX_MSG
+[r%y,k DECLARE_MESSAGE_MAP()
tGzYO/Zp };
}i/&m&VU LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
%_1~z[Dv BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
j:|60hDz^ BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
mf@YmKbp BOOL InitHotkey();
q4 'x'8 BOOL UnInit();
$BE^'5G&4Y #endif
~u8}s4 aQN`C{nY //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
#rV=!j|| #include "stdafx.h"
/[[zAq{OA #include "hook.h"
N)RWC7th{ #include <windowsx.h>
9Pd~ #ifdef _DEBUG
%@Ks<"9 #define new DEBUG_NEW
fB"3R-H?O #undef THIS_FILE
~>D;2 S(a static char THIS_FILE[] = __FILE__;
d"XS;;l%< #endif
da!N0\.1T #define MAX_KEY 100
ru(Xeojv# #define CTRLBIT 0x04
6kT
l(+ #define ALTBIT 0x02
/Fh"Gl^ #define SHIFTBIT 0x01
qPE(Lt1 #pragma data_seg("shareddata")
j1YE_U HHOOK hHook =NULL;
Q|gun} UINT nHookCount =0;
D5T\X-+]O static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
6FSw_[ ) static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
.2
UUU\/5 static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
2k"a%#H8 static int KeyCount =0;
/~7H<^} static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
:c)<B@NqNo #pragma data_seg()
U3kf$nbV/J HINSTANCE hins;
FEaf&'G] void VerifyWindow();
<4{@g]0RV BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
Di *+Cz;gK //{{AFX_MSG_MAP(CHookApp)
An[*Jx // NOTE - the ClassWizard will add and remove mapping macros here.
u{H,i(mx? // DO NOT EDIT what you see in these blocks of generated code!
l(=#c/f //}}AFX_MSG_MAP
e^&YQl END_MESSAGE_MAP()
PBn(k>=+ (fh:q2E# CHookApp::CHookApp()
NFLmM {
B[4y(Im // TODO: add construction code here,
$'9r=#EH // Place all significant initialization in InitInstance
Z
mi<Z }
{yt]7^ f`A CHookApp theApp;
r-N2*uYtu LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
f,M$>!$V {
(P`{0^O"} BOOL bProcessed=FALSE;
8ZG'?A+{ if(HC_ACTION==nCode)
.2xypL8( {
tsfOPth$* if((lParam&0xc0000000)==0xc0000000){// Key up
m3_e]v3{o switch(wParam)
P60 3P {
FbFUZ^Zj case VK_MENU:
:1 Fm~' MaskBits&=~ALTBIT;
B"KsYB79t break;
Q=PaTh
case VK_CONTROL:
U"m!f*a MaskBits&=~CTRLBIT;
N%r}0 break;
7=QV ^G case VK_SHIFT:
D<++6HN MaskBits&=~SHIFTBIT;
Mh+'f 93 break;
>j`*-(`2fa default: //judge the key and send message
0^E!P> break;
:WA o{|& }
qZ\zsOnp for(int index=0;index<MAX_KEY;index++){
"mPa>`? if(hCallWnd[index]==NULL)
_\]D<\St continue;
z(\H.P# if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
oSa FmP {
t_]UseP$RF SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
CdaB.xk bProcessed=TRUE;
>D:S)" }
(sqS(xIY }
ljt1:@SN( }
d}l^yln else if((lParam&0xc000ffff)==1){ //Key down
cC}s5` switch(wParam)
VpVw:Rh> {
huKz["]z[ case VK_MENU:
hLm9"N'Pf MaskBits|=ALTBIT;
B. P64"w break;
6J|f^W-fs case VK_CONTROL:
mu{%%b7|^ MaskBits|=CTRLBIT;
X2@o"xU break;
IB!Wrnj? case VK_SHIFT:
2WUBJ-qnuT MaskBits|=SHIFTBIT;
^_+ks/ break;
GU[Cq=k default: //judge the key and send message
`=KrV#/758 break;
iT5H<uS }
0a'@J~v! for(int index=0;index<MAX_KEY;index++)
}?fa+FQGp {
~ml\| if(hCallWnd[index]==NULL)
iMA) (ZS continue;
%BG5[XQ7 if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
_-!6@^+ {
CIaabn
SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
Bp/8 >EO` bProcessed=TRUE;
GzB%vsv95 }
"V^jAPDXb }
,o}[q92@w }
Y4714 if(!bProcessed){
GUp51*#XR for(int index=0;index<MAX_KEY;index++){
"mH^Owai if(hCallWnd[index]==NULL)
]cA~%$c89s continue;
I9Sh~vTm=u if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
~o2{Wn[" SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
% qE#^ U }
?x[>g!r }
{a_L
/"7 }
-{7N]q)} return CallNextHookEx( hHook, nCode, wParam, lParam );
?Jr<gn^D }
/N^+a-.Qd u?J(l)gd BOOL InitHotkey()
CD tYj {
Q-au)R, if(hHook!=NULL){
&qpA<F@7 nHookCount++;
3+$O#> return TRUE;
)xK!i. }
b,`\"'1 else
VuBp$H(U hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
mPD'" if(hHook!=NULL)
mY
AFruN nHookCount++;
>L;O, {Px- return (hHook!=NULL);
l2v}PALs }
K5ph x BOOL UnInit()
$I/p 6 {
Y$Ke{6 4 if(nHookCount>1){
iB,*X[}EqG nHookCount--;
U^YPL,m1 return TRUE;
5 O6MI4: }
FD-)nv2: BOOL unhooked = UnhookWindowsHookEx(hHook);
kL3=7t^ 1 if(unhooked==TRUE){
[T^6Kzz nHookCount=0;
a,E;R$[! hHook=NULL;
jCl[!L5/1 }
^\6UTnS. return unhooked;
TSk6Q'L\v }
i:$g1 .)GVb<w BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
>mV""?r] {
i~9)Hz;! BOOL bAdded=FALSE;
Cn<kl^!Q- for(int index=0;index<MAX_KEY;index++){
|S8pq4eKJ_ if(hCallWnd[index]==0){
l^"G \ZVI hCallWnd[index]=hWnd;
8(I"C$D!k HotKey[index]=cKey;
z? aDOh HotKeyMask[index]=cMask;
eo8 0L bAdded=TRUE;
(BGipX4 KeyCount++;
w}i.$Qt break;
>6dgf`U }
aF=VJ+5 }
Zk[#BUA return bAdded;
5jLDe~ }
t(yv #n7{ 3) BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
i*tj@5MY- {
QM]^@2rK2 BOOL bRemoved=FALSE;
?`XKaD!
f for(int index=0;index<MAX_KEY;index++){
DXGO-]!!0 if(hCallWnd[index]==hWnd){
y*D 8XI$ if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
s^
a`=kO hCallWnd[index]=NULL;
b1OB'P8
HotKey[index]=0;
DNy)\+[
HotKeyMask[index]=0;
# 9t/j`{ bRemoved=TRUE;
?.s*)n KeyCount--;
nr^p H. break;
vKt_z@{{L }
;4bu=<% }
8dH|s#.4um }
N#:"X; return bRemoved;
h CiblM }
>xjy
P!bca <b\urtoJ void VerifyWindow()
MI }D%n* {
qSd
$$L^ for(int i=0;i<MAX_KEY;i++){
U&XoT-p$L if(hCallWnd
!=NULL){ 24Fxx9g
if(!IsWindow(hCallWnd)){ 1}pR')YL[
hCallWnd=NULL; 'FhnSNT(4=
HotKey=0; bsm,lx]bH^
HotKeyMask=0; 4l*&3Ar
KeyCount--; #o RUH8
} W#[!8d35$
} f/x "yUq
} 1 W u
} TG9)x|!
p1nA7;B-m
BOOL CHookApp::InitInstance() 2&m7pcls
{ L7- nPH
AFX_MANAGE_STATE(AfxGetStaticModuleState()); nM`) `!/
hins=AfxGetInstanceHandle(); -ZB"Yg$l
InitHotkey(); Exr7vL
return CWinApp::InitInstance(); 7E95"B&w
} R;o_ *
||V:',#,W
int CHookApp::ExitInstance() -eMRxa>
{ qAS^5|(b[
VerifyWindow(); Nt8(
UnInit(); D6u>[Z[T
return CWinApp::ExitInstance(); .vO.g/o
} Y"qY@`
|@BN+o;`Om
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file UVK"%kW#(
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) pA'A<|)K0
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ 4_<Uk
#if _MSC_VER > 1000 * 5n:+Tw(
#pragma once J%)2,szn0
#endif // _MSC_VER > 1000 w%;'uN_
.D.Rn/
class CCaptureDlg : public CDialog l5FQ!>IM
{ umzYJ>2t
// Construction Pcs@`&}7r
public: [/G;XHL;?
BOOL bTray; R5"p7>
BOOL bRegistered; T8-$[
2
BOOL RegisterHotkey(); :3f2^(b~^
UCHAR cKey; &}O!l'
UCHAR cMask; jvQ"cs$.
void DeleteIcon(); }H=OVbQor
void AddIcon(); e`r;`a&
UINT nCount; {P&^Erx
void SaveBmp(); o2
CCaptureDlg(CWnd* pParent = NULL); // standard constructor wY#mL1dF
// Dialog Data Bv8C_-lV/
//{{AFX_DATA(CCaptureDlg) VaxO L61xE
enum { IDD = IDD_CAPTURE_DIALOG }; d]EvC>
CComboBox m_Key; .TC
`\mV
BOOL m_bControl; sd53 _sV
BOOL m_bAlt; R6;>RRU_
BOOL m_bShift; F]YKYF'1I
CString m_Path; t5h_Q92N
CString m_Number;
Z<W6Avr
//}}AFX_DATA E6:p
// ClassWizard generated virtual function overrides ^A`(
//{{AFX_VIRTUAL(CCaptureDlg) M;qL)vf
public: l #Q`f.
virtual BOOL PreTranslateMessage(MSG* pMsg); 7h1gU
protected: fh#_Mj+y
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support sE6J:m(
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); \aIy68rH,
//}}AFX_VIRTUAL %%6('wi
// Implementation c'";36y
protected: dH|^\IQ
HICON m_hIcon; &F_rg,q&_
// Generated message map functions x[UO1% _o-
//{{AFX_MSG(CCaptureDlg) <q2nZI^
virtual BOOL OnInitDialog(); <R>z;2c
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); 070IBAk}_
afx_msg void OnPaint(); )1Nnn
afx_msg HCURSOR OnQueryDragIcon(); P*`xiTA
virtual void OnCancel(); /Ph&:n\4
afx_msg void OnAbout(); ]0 RX o3
afx_msg void OnBrowse(); T+R I8.#o
afx_msg void OnChange();
'*u;:[73
//}}AFX_MSG dM{~Ubb
DECLARE_MESSAGE_MAP() AijTT%
}; #G` ,
#endif aLt{X)?
}Xj_Y]T
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file d~-p;i
#include "stdafx.h" *)1Vs'!-
#include "Capture.h" '%C.([
#include "CaptureDlg.h" 4UjE*Aq
#include <windowsx.h> _`i%9Ad.4
#pragma comment(lib,"hook.lib") Ir"Q%>K0f
#ifdef _DEBUG D1 ~x
#define new DEBUG_NEW aGb.
Lh9
#undef THIS_FILE < iI6@X>
static char THIS_FILE[] = __FILE__; ++DQS9b{
#endif f~nt!$
#define IDM_SHELL WM_USER+1 VHr7GAmU
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); cuaNAJ
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); ,Bw)n,
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; W#I:j: p
class CAboutDlg : public CDialog ,M.!z@
{ qlITQKGG
public: QM_X2Ho
CAboutDlg(); r/hyW6e_
// Dialog Data cO+Xzd;838
//{{AFX_DATA(CAboutDlg) DnsP7k.8T
enum { IDD = IDD_ABOUTBOX }; -{U>}
Y)
//}}AFX_DATA <W59mweW#5
// ClassWizard generated virtual function overrides ~+ s*\~
//{{AFX_VIRTUAL(CAboutDlg) l@rwf$-
protected: Q &7)vs
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support \UqS -j|
//}}AFX_VIRTUAL fTV|?:C{
// Implementation 92]ZiL?k
protected: _T|H69 J
//{{AFX_MSG(CAboutDlg) E\~ KVn
//}}AFX_MSG ITIj=!F*
DECLARE_MESSAGE_MAP() %M#?cmt
}; C]yQ "b
5%?b5(mnD
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) RefRoCD1
{ GyAgPz
//{{AFX_DATA_INIT(CAboutDlg)
1Dya?}3
//}}AFX_DATA_INIT o.3YM.B#
} ]]=fA 4(
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) !Nl.Vb
{ M*|VLOo=v
CDialog::DoDataExchange(pDX); }"?nU4q;S
//{{AFX_DATA_MAP(CAboutDlg) p^igscPF6
//}}AFX_DATA_MAP $@_t5?n``F
} <2O7R}j7v
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BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) r<X 4ER
//{{AFX_MSG_MAP(CAboutDlg) xD GS`U
// No message handlers guOSO@
//}}AFX_MSG_MAP Kka8cG
END_MESSAGE_MAP() ,{{#a*nd
H >:4MY
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) a=*ALd_&0
: CDialog(CCaptureDlg::IDD, pParent) MuoctW
{ ;=-j;x
//{{AFX_DATA_INIT(CCaptureDlg) a,'Ncg
m_bControl = FALSE; {(z(NgXG/
m_bAlt = FALSE; uR:=V9O
m_bShift = FALSE; Yi&-m}
m_Path = _T("c:\\"); m
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m_Number = _T("0 picture captured."); =^Sw*[eiy
nCount=0; Bhu@ 2KdA
bRegistered=FALSE; w;c#drY7S
bTray=FALSE; E
{KS a
//}}AFX_DATA_INIT z_Wm
HB
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 Yn4)Zhkk
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); [.j]V-61
} #PslrA.
E
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void CCaptureDlg::DoDataExchange(CDataExchange* pDX) FL`1yD^2
{ Xqg.kX
CDialog::DoDataExchange(pDX); 4W!\4Va
//{{AFX_DATA_MAP(CCaptureDlg) BjyXQ9D
DDX_Control(pDX, IDC_KEY, m_Key); | 7 m5P@X
DDX_Check(pDX, IDC_CONTROL, m_bControl); _}zo
/kDA
DDX_Check(pDX, IDC_ALT, m_bAlt); z$c&=Q
DDX_Check(pDX, IDC_SHIFT, m_bShift); gX$0[
sIS.
DDX_Text(pDX, IDC_PATH, m_Path); qcTmsMpj
DDX_Text(pDX, IDC_NUMBER, m_Number); c.(Ud`jc
//}}AFX_DATA_MAP ZD)0P=%
} J3~hzgY
,](v?v.[4
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) Jh$"f r3
//{{AFX_MSG_MAP(CCaptureDlg) lmhbF
ON_WM_SYSCOMMAND() 1Y=AT!"V
ON_WM_PAINT() ', sQ/#S
ON_WM_QUERYDRAGICON() E7gHi$
ON_BN_CLICKED(ID_ABOUT, OnAbout) -@SOo"P
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) <TR/ `
ON_BN_CLICKED(ID_CHANGE, OnChange) my ;
//}}AFX_MSG_MAP ik2-
OM
END_MESSAGE_MAP() +ze}0lrEL
CF|moc:;
BOOL CCaptureDlg::OnInitDialog() (_w
%
{ 4ZI!,lv*
CDialog::OnInitDialog(); tw'hh@7-Y
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ?7yQ&