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:
P2_ JS]>
Y@c!\0e$ 一、实现方法
DQ?'f@I&* %+:%%r=Q 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:
|0vY'A)] x&8HBF' #pragma data_seg("shareddata")
S=U*is HHOOK hHook =NULL; //钩子句柄
jI_TN5 UINT nHookCount =0; //挂接的程序数目
N>z_uPy{A static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
zRx-xWo static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
[@eNb^R static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
((SN We static int KeyCount =0;
2~<?E`+ static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
LR@rn2Z #pragma data_seg()
NJ/6_e R Q X 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。
nBgksB*A |dsd5Vdr 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:
5sao+dZ"| m;>HUTj BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
ZL:nohB cKey,UCHAR cMask)
_bHmcK {
JpvE c!cli BOOL bAdded=FALSE;
63#Sf$p{v for(int index=0;index<MAX_KEY;index++){
t,]r% if(hCallWnd[index]==0){
j="{^b hCallWnd[index]=hWnd;
1[
ME/r HotKey[index]=cKey;
z:u e]7(. HotKeyMask[index]=cMask;
HpiP"Sl bAdded=TRUE;
C:"Al- KeyCount++;
P5yS`v$@ break;
<T>C}DGw }
V2W)%c' }
I0h/x5 return bAdded;
XkHO = }
ytf.$P //删除热键
uLD%M av BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
'JsP9>) {
>)YaWcI BOOL bRemoved=FALSE;
*)gbKXb for(int index=0;index<MAX_KEY;index++){
p~Fc*g[! if(hCallWnd[index]==hWnd){
xL3-(K6e if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
ycg5S rg hCallWnd[index]=NULL;
ow,I|A
HotKey[index]=0;
h2#G HotKeyMask[index]=0;
\{ r%.G bRemoved=TRUE;
#eD@sEn KeyCount--;
`f,SY break;
Ob$|IH8. }
ng(STvSh: }
(]n^_G#-$ }
8_US.52V return bRemoved;
Bd*:y qi }
H4ml0SS^ cs `T7?> NRe{0U}nO DLL中的钩子函数如下:
cY
^>` paF$o6\ LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
d[;S n:B {
w[~O@:`]<o BOOL bProcessed=FALSE;
J+r\EN^9 if(HC_ACTION==nCode)
3qR%Mf' {
y, @I6 if((lParam&0xc0000000)==0xc0000000){// 有键松开
?xu5/r< switch(wParam)
rH"& {
"q5Tw+KCfu case VK_MENU:
WI/&r5rq MaskBits&=~ALTBIT;
;N6Euiz break;
i1v0J-> case VK_CONTROL:
w~wpm7 MaskBits&=~CTRLBIT;
n@<+D`[.V break;
FO#`}? R` case VK_SHIFT:
I&^B?"Y MaskBits&=~SHIFTBIT;
uO8z . break;
DUUQz:?{J default: //judge the key and send message
_]E H~; break;
M@ILB-H }
bq#*XCt# for(int index=0;index<MAX_KEY;index++){
pbM~T(Y8 if(hCallWnd[index]==NULL)
N=]2vyh continue;
jHBzZ!< if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
r8x<-u4 {
x?v/| SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
Z+!._uA bProcessed=TRUE;
=:OS"qD3l }
s4uZ; }
V+j58Wuf }
s{\USD6 else if((lParam&0xc000ffff)==1){ //有键按下
bBA
#o\[ switch(wParam)
eT* )r~ {
f-6-!
case VK_MENU:
H/n3il_-I MaskBits|=ALTBIT;
&~Qi+b0! break;
VX0q!Q case VK_CONTROL:
<2@V$$Qg.~ MaskBits|=CTRLBIT;
<3i2(k break;
;/T=ctIs case VK_SHIFT:
N) D;)ZH MaskBits|=SHIFTBIT;
n\Y{?x break;
r!A1Sfo4P default: //judge the key and send message
^GMM% break;
`IL''eJug_ }
\@8j&],dl for(int index=0;index<MAX_KEY;index++){
Rg@W0Bc) if(hCallWnd[index]==NULL)
Y|$3%t continue;
WfYu-TK* if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
*F7ksLH|q {
AG/?LPJ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
l>p S23 bProcessed=TRUE;
|t](4 }
/sVy"48- }
!jZXh1g% }
B=?4; l7 if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
$*a'[Qot# for(int index=0;index<MAX_KEY;index++){
80=6B if(hCallWnd[index]==NULL)
(ns>z7 continue;
}Fy~DsQ if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
|]FJfMX SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
pV`?=[h9 //lParam的意义可看MSDN中WM_KEYDOWN部分
N0TEVDsk }
(0Buo#I }
92zo+bc }
C8 [W return CallNextHookEx( hHook, nCode, wParam, lParam );
h~|B/.[R:3 }
:ZrE/3_S 8~Avg6, 抓图程序是一个基于对话框的程序,它在建立对话框的时候调用前面的DLL,登记热键,因此需要将hook.lib添加到工程里,在程序里给出两个DLL函数的定义,也可以写个头文件,再包含进来以下代码:
7&-i
:2 B+W 4r9# BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
p1^k4G BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
X@`kuWIUw ZmM/YPy 为了添加应用程序对热键通知事件的响应,程序中用的办法是重载WindowProc()函数,该函数代码如下:
5`] ;[M9 E2J.t`H LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
!58j xh {
q=Cc2|Ve if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
~@g7b`t=la {
*htv:Sr //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
,|RS]I>X SaveBmp();
aNn\URR return FALSE;
?8dd^iX/ }
;.Dm?J0 …… //其它处理及默认处理
Lckb*/jV& }
|j3fS[.$ k4WUfL d L{XNOf3 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。
rO#WG}E<" ="X2AuK%1$ 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。
Z*,Nt6;e mWhQds6 二、编程步骤
'L$%)`;e jpg$5jZ 1、 启动Visual C++,生成一个DLL项目和一个基于对话框的应用程序项目,并将两个项目分别命名为"Hook"和"Capture";
sJA` A jvGGIb"&1 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
ey4RKk, %p? +r 3、 在"Capture"项目中按照图一所示设置对话框的界面,具体设置参见代码部分;
ean_/E K7o!,['W 4、 使用Class Wizard在"Capture"项目中添加按钮的鼠标单击消息响应函数,并重载对话框的WindowProc()函数;
f;";P 2|Of$oMc 5、 添加代码,编译运行程序。
{{'GR"D =Yd{PZ*fR 三、程序代码
Hrz#S o\# 9/[1a_
r ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
|"7F`M96I #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
OB-gH3: #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
*>b*I4dz #if _MSC_VER > 1000
j2\B(PA #pragma once
urM=l5Sx #endif // _MSC_VER > 1000
1D@'uApi. #ifndef __AFXWIN_H__
fcDiYJC* #error include 'stdafx.h' before including this file for PCH
j A/xe #endif
TCb 7-s #include "resource.h" // main symbols
_wvSLu <q class CHookApp : public CWinApp
w0`aW6t# {
S(bYN[U public:
RZKdh}B?\ CHookApp();
h%2;B;p] // Overrides
A}./ ;[ // ClassWizard generated virtual function overrides
f9R~RRz //{{AFX_VIRTUAL(CHookApp)
|ATz<"q> public:
Y`secUg virtual BOOL InitInstance();
3}U {~l!K virtual int ExitInstance();
}a=<Gl|I;w //}}AFX_VIRTUAL
@(k}q3b< //{{AFX_MSG(CHookApp)
2@&|/O6_\h // NOTE - the ClassWizard will add and remove member functions here.
TgFj-"L\ // DO NOT EDIT what you see in these blocks of generated code !
wOfx7D //}}AFX_MSG
6xDYEvHS DECLARE_MESSAGE_MAP()
oRJ!J-Z] };
|s<IZ2z]}R LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
soSdlV{ BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
/iz{NulOz* BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
/Mac:;W` BOOL InitHotkey();
4<P=wK=a8X BOOL UnInit();
u1@&o9 #endif
HLD8W8 -o\o{?t, //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
xbZx&`( #include "stdafx.h"
16;r+.FB' #include "hook.h"
n2e#rn #include <windowsx.h>
cM'\u~m{ #ifdef _DEBUG
{xW HKsI>, #define new DEBUG_NEW
`,-w+3?Al #undef THIS_FILE
Wc6Jgpl static char THIS_FILE[] = __FILE__;
uv&??F]/ #endif
D's Tv}P #define MAX_KEY 100
I-L52%E] #define CTRLBIT 0x04
7FQ&LF46 #define ALTBIT 0x02
G[;GP0\N #define SHIFTBIT 0x01
x%J4A+kU #pragma data_seg("shareddata")
tBJCfM HHOOK hHook =NULL;
H8$l }pOz UINT nHookCount =0;
U-b( static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
PTt#Ixn, static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
@e`%' static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
SVJL|S 3k static int KeyCount =0;
O
%x<
static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
[:vH_(| #pragma data_seg()
4Lg!54P8 HINSTANCE hins;
eootHK void VerifyWindow();
]$4DhB BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
QQ*`tmy //{{AFX_MSG_MAP(CHookApp)
o#p{0y // NOTE - the ClassWizard will add and remove mapping macros here.
[i"6\p& // DO NOT EDIT what you see in these blocks of generated code!
@ PboT1 //}}AFX_MSG_MAP
/Qa'\X,f3 END_MESSAGE_MAP()
yniXb2iM lKtA.{( CHookApp::CHookApp()
1KHFzx, {
\3WF-!xe // TODO: add construction code here,
.el&\Jt // Place all significant initialization in InitInstance
()Tl\ }
*-.{->#Y ||xiKg CHookApp theApp;
C[4{\3\Va LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
SC Qr/Q {
[osIQ!u;: BOOL bProcessed=FALSE;
eNQQ`ll@m if(HC_ACTION==nCode)
~g#$'dS {
>EacXPt-O if((lParam&0xc0000000)==0xc0000000){// Key up
/-{C,+cB switch(wParam)
FV 0x/)<z {
9 a$\l2 case VK_MENU:
C>}@"eK MaskBits&=~ALTBIT;
%>)HAx ` break;
CXAW>VdK_ case VK_CONTROL:
uPbGQ :%} MaskBits&=~CTRLBIT;
t9QnEP' break;
fV "gL(7 case VK_SHIFT:
' F,.y6QU MaskBits&=~SHIFTBIT;
Zk={3Y break;
ekR/X default: //judge the key and send message
r bfIH": break;
cs-wqxTX[$ }
?W27
h for(int index=0;index<MAX_KEY;index++){
/s/\5-U7q if(hCallWnd[index]==NULL)
zUQn*Cio e continue;
iNlY\67sW if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
2#i*'. {
j\LJ{?;jC SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
B(eC|:w[z bProcessed=TRUE;
*wfb~&:} }
Y<ZaW{% }
g"KH~bN }
]"wl*$N else if((lParam&0xc000ffff)==1){ //Key down
8@)4)+e switch(wParam)
#;+ABV {
'5usPD case VK_MENU:
]Yw/}GKB MaskBits|=ALTBIT;
p;x3gc;0 break;
"sD[P3 case VK_CONTROL:
(#)-IdXXO< MaskBits|=CTRLBIT;
,E._A(Z break;
\>G :mMk/ case VK_SHIFT:
0#/N ZO MaskBits|=SHIFTBIT;
@L-] %C break;
K/;*.u`: default: //judge the key and send message
MEI.wJZ break;
,UveH` n- }
aAi" for(int index=0;index<MAX_KEY;index++)
U+4W9zhwo {
M^6!{c=MIi if(hCallWnd[index]==NULL)
C/JFb zVx continue;
^e~m`R2fHh if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
b}-/~l-: {
r8wip\[ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
#
o;\5MOE% bProcessed=TRUE;
(fTi1
I! }
)q8!:Z }
OL2 b }
/[FES78p if(!bProcessed){
myvn@OsEw for(int index=0;index<MAX_KEY;index++){
32S5Ai@Cd" if(hCallWnd[index]==NULL)
&*\-4)Tf continue;
'CfM'f3uu if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
`pJWZ:3 SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
B/^1uPTZ71 }
wBJP8wES= }
LJh^-FQ }
Y+ Qm. return CallNextHookEx( hHook, nCode, wParam, lParam );
4k]DktY}. }
V."qxKsz qt.Y6s:r_ BOOL InitHotkey()
gP^p7aYwn {
D8O&`!mf if(hHook!=NULL){
xULcS :Q nHookCount++;
I;5:jT ` return TRUE;
C]f` }
|'SgGg=E else
b]oPx8*' hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
r.vezsH if(hHook!=NULL)
*ak"}s nHookCount++;
@&F\ M} return (hHook!=NULL);
T!ik"YZ@i }
a{y"vVQOF BOOL UnInit()
gwQk
M4 {
~]l
T>|X if(nHookCount>1){
C%ZSsp
u nHookCount--;
|EpL~G_ return TRUE;
abczW[\ }
RHj<t"); BOOL unhooked = UnhookWindowsHookEx(hHook);
&f"kWOe$X if(unhooked==TRUE){
rP<S
=eb nHookCount=0;
TPi=!*$& hHook=NULL;
-udKGrT+ }
Gc0/*8u/ return unhooked;
j-n-2:Q }
6<`tb)_2~
VM"z6@ BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
^;DbIo\6H {
=JM !`[ BOOL bAdded=FALSE;
s6HfN' for(int index=0;index<MAX_KEY;index++){
WW.amv/[a if(hCallWnd[index]==0){
>=VtL4K^ hCallWnd[index]=hWnd;
VYAz0H1-_ HotKey[index]=cKey;
QZO9CLX 8k HotKeyMask[index]=cMask;
J.g4I|{ bAdded=TRUE;
yrCY-'% KeyCount++;
wS%j!|xhlV break;
M?3#XQDvD }
7eP3pg# }
7zWr5U. return bAdded;
8(kP=
}
G8hq;W4@]/ c)Ep<W<r1 BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
.KX LWH {
;z3w#fNMv BOOL bRemoved=FALSE;
tEC`->| for(int index=0;index<MAX_KEY;index++){
]*\m@lWu if(hCallWnd[index]==hWnd){
p J#<e if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
#$*l#j"#A hCallWnd[index]=NULL;
j%TcW!D-_ HotKey[index]=0;
QBwgI>zfS" HotKeyMask[index]=0;
j{ :>"6 bRemoved=TRUE;
_N2tf/C&= KeyCount--;
-A3>+G3[ break;
W:TF8Onw }
d2=Z=udd }
TQiDbgFo }
{klyVb return bRemoved;
z&W5@6")` }
o0`|r+E\ k,M%"FLQ void VerifyWindow()
|j>fsk~ {
Xx;4 for(int i=0;i<MAX_KEY;i++){
0!(BbQnWI if(hCallWnd
!=NULL){ uNS ]n}
if(!IsWindow(hCallWnd)){ c_+y~X)i
hCallWnd=NULL; RLL2'8"A
HotKey=0; =c1t]%P,
HotKeyMask=0; 0f]LOg
KeyCount--; nApkK1?
} k2t#O%_f
} 50VH>b_
} *E1 v
} Q ,6[
O9Fg_qfuT_
BOOL CHookApp::InitInstance() l We1Q#
{ .C7;T'>!
AFX_MANAGE_STATE(AfxGetStaticModuleState()); 25-5X3(>j=
hins=AfxGetInstanceHandle(); |v?*}6:a
InitHotkey(); pQ/
bIuq
return CWinApp::InitInstance(); #nS[]UbwZ
} 0*umf.R
1}>u Y
int CHookApp::ExitInstance() M>kk"tyM
{ CDRkH)~$
VerifyWindow(); TexSUtx@$
UnInit(); g#b uy
return CWinApp::ExitInstance(); VfON{ 1g
} cJQ& #u
*
U#@M3g.
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file xOgUX6n
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) @c{rqa
v
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ V/@?KC0B5
#if _MSC_VER > 1000 /`"&n1
#pragma once $Afw]F$
#endif // _MSC_VER > 1000 [tEHr
%J%ZoptY:
class CCaptureDlg : public CDialog 8/16<yZ
{ ^+)q@{\8Y
// Construction Gi*GFv%xB
public: wEp*j+Mmce
BOOL bTray; mE+
BOOL bRegistered; Pcox~U/j
BOOL RegisterHotkey(); NIasce e
UCHAR cKey; fNllF,8}
UCHAR cMask; YLO/J2['
void DeleteIcon(); JRT,%;*,
void AddIcon(); *k%3J9=-1
UINT nCount; }M+2 ,#l
void SaveBmp(); !?%'Fy6t
CCaptureDlg(CWnd* pParent = NULL); // standard constructor C6P(86?
// Dialog Data <>9zXbI
//{{AFX_DATA(CCaptureDlg) erQ0fW
enum { IDD = IDD_CAPTURE_DIALOG }; $hM>%u
CComboBox m_Key; 'CkN
BOOL m_bControl; 28rC>*+z
BOOL m_bAlt; |DZ3=eWZ
BOOL m_bShift; 8fI&-uP{g
CString m_Path; LNR~F_64Q
CString m_Number; {95u^S=
//}}AFX_DATA <F7g;s'q9
// ClassWizard generated virtual function overrides X8Ld\vZYn
//{{AFX_VIRTUAL(CCaptureDlg) X|3l*FL
public: K0bh;I
virtual BOOL PreTranslateMessage(MSG* pMsg); i9FtS7
protected: 5PXo1"n8T
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support Q[U_
0O,A9
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); |loo^!I
//}}AFX_VIRTUAL x22:@Ot6
// Implementation ygz6 ~(
protected: Q#$#VT!F
HICON m_hIcon; qp6*v&
// Generated message map functions kk*:S* ,
//{{AFX_MSG(CCaptureDlg) >tFv&1iR
virtual BOOL OnInitDialog(); NcVsQV
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); Y3J;Kk#AH
afx_msg void OnPaint(); _a e&@s1
afx_msg HCURSOR OnQueryDragIcon(); =cN!h"C[
virtual void OnCancel(); _=\=oC
afx_msg void OnAbout(); /e0cx:.w
afx_msg void OnBrowse(); qauZ-Qoc9
afx_msg void OnChange(); QaMB=wVr
//}}AFX_MSG AHA4{Zu[
DECLARE_MESSAGE_MAP() M zbs#v0
}; &D[pX|!
#endif h)746T )
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////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file |8s)kQ4$
#include "stdafx.h" &