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:
GEPWb[Oa
-6MPls+ 一、实现方法
.]9`eGVWj rEr=Mi2 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:
s:<y\1Ay jLFaf#G] #pragma data_seg("shareddata")
2e6P?pX~2 HHOOK hHook =NULL; //钩子句柄
8YSvBy UINT nHookCount =0; //挂接的程序数目
`!8\|/ static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
1^IMoC7$# static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
AyJl:aN^ static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
5a |[cR static int KeyCount =0;
1dD%a91 static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
MpKXC #pragma data_seg()
6@aH2+4+ CI+)0=`<1B 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
x.t<@y~ 8] LF{Obz[ DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
~'*23]j 5?3 v;B6 BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
E2Sj IR} cKey,UCHAR cMask)
[w](x {
CfOyHhhKX BOOL bAdded=FALSE;
&4E|c[HN for(int index=0;index<MAX_KEY;index++){
<v ub
Q4 if(hCallWnd[index]==0){
c |%5SA hCallWnd[index]=hWnd;
%>&~?zrq HotKey[index]=cKey;
H_g]q HotKeyMask[index]=cMask;
_9oKW;7f7 bAdded=TRUE;
6I[*p0j5 KeyCount++;
'
!huU break;
hLfWDf*T| }
,):aU }
_Q:ot'(~0- return bAdded;
j1Ys8k%$l }
=Vh]{y~$ //删除热键
W3l[a^1d BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
d{TcjZ {
+@$VJM%^7b BOOL bRemoved=FALSE;
hl[<o<`Q for(int index=0;index<MAX_KEY;index++){
yXkQ
,y if(hCallWnd[index]==hWnd){
/{({f?k<\/ if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
%n]jsdE^| hCallWnd[index]=NULL;
+R?E @S HotKey[index]=0;
`LH 9@Z{ HotKeyMask[index]=0;
N+V#=Uy bRemoved=TRUE;
Ob%iZ.D|3< KeyCount--;
[voc_o7AI break;
A@M2(?w4 }
g=KK
PSK }
hW~% :v }
'+_-r'2 return bRemoved;
Z9mI%sC[( }
j gV^{8qG 02 FLe*zQ lC*xyOK DLL中的钩子函数如下:
.}E<,T F_u?.6e] LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
pg!mOyn {
z:UkMn[ BOOL bProcessed=FALSE;
0gyvRM@ x[ if(HC_ACTION==nCode)
|yNyk7~ {
EAY+#>L* if((lParam&0xc0000000)==0xc0000000){// 有键松开
Q3r]T.].h switch(wParam)
};2Lrz9< {
!}A`6z case VK_MENU:
n2aUj(Zs= MaskBits&=~ALTBIT;
y2k's break;
%AV3eqghCg case VK_CONTROL:
UB] tKn MaskBits&=~CTRLBIT;
,>g(%3C break;
PazWMmI case VK_SHIFT:
ldG8hK MaskBits&=~SHIFTBIT;
HJr*\%D}1 break;
G>Bgw>#_ default: //judge the key and send message
//G&=i$ break;
FpttH?^ }
6
y"r' for(int index=0;index<MAX_KEY;index++){
h*4wi.- if(hCallWnd[index]==NULL)
6o#J continue;
;8F6a:\v if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
=M{&g
{
wQ-BY"cK\ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
")boY/ P/w bProcessed=TRUE;
q89yW)XG }
E=v4|/['N }
ABEEJQ }
{3Gj
rE else if((lParam&0xc000ffff)==1){ //有键按下
*~`oA~-Q switch(wParam)
\#h=pz+jb {
Jx3a7CpX case VK_MENU:
hAi'|;g MaskBits|=ALTBIT;
fk#Ggp< break;
4P2p|Gc3 case VK_CONTROL:
aF=;v* MaskBits|=CTRLBIT;
nP=/XiCj break;
?`*`A9@ case VK_SHIFT:
Pi&\GMzd MaskBits|=SHIFTBIT;
1^Q!EV break;
acpc[^' default: //judge the key and send message
~9fTs4U break;
Z,3CMWHg }
B^1jd!m for(int index=0;index<MAX_KEY;index++){
_qit$#wK; if(hCallWnd[index]==NULL)
qyIy xJ continue;
6{Bvl[mhI if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
3,+UsB% {
RXPl~]k#i SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
esTK4z] bProcessed=TRUE;
e?aSM }
I1ibrn }
yC}x6xG }
n[-d~ Ce2{ if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
B*Q.EKD8s for(int index=0;index<MAX_KEY;index++){
I#yd/d5^ if(hCallWnd[index]==NULL)
wS2N,X/Y continue;
?$7$ # DX if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
~ "~uXNd SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
]sI{+$~:c //lParam的意义可看MSDN中WM_KEYDOWN部分
|qk%UN< }
kr
?`GQm }
R[lA@q:
}
@XF/hhGE_y return CallNextHookEx( hHook, nCode, wParam, lParam );
<RkJ7Z^ }
I>3G"[t RML'C:1 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:
lce~6} !hPe*pPVV) BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
^q~.5c| BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
(7aE!r\Ab Bq:: 5,v 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:
7"_gX =1kjKE ! LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
1n
ZE9;o {
$r)nvf`\ if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
RA62Z&W3 {
PDh1*bf{u //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
PJcz] < SaveBmp();
l\-(li
H return FALSE;
YwM;G
g3 }
E?f*Z{~, …… //其它处理及默认处理
01^W Py9l }
j@s,5:;[
)2,\Y UUql"$q 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。
yIThzyS (au7wI{ 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。
<Gu dx>I 7<ES&ls_ 二、编程步骤
q}R" |7T!rnr 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";
jZY9Lx8o ;c>Rjg&[ 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
u"n~9!G 4~r=[|(aY 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;
? Kn~fs8 k}Vu!+c z 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;
hMs}r,* \+w -{"u$ 5、 添加代码,编译运行程序。
V/!8q`lYNJ aKCXV[PO 三、程序代码
A&0sD}I\K SY2B\TV ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
8:A6Ew&\]O #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
mY1$N}8fm #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
2?7a\s #if _MSC_VER > 1000
C44Dz.rs #pragma once
aI8K*D )@ #endif // _MSC_VER > 1000
`Uw^,r #ifndef __AFXWIN_H__
J_mpI.^Bsf #error include 'stdafx.h' before including this file for PCH
FCmS3KIa, #endif
5k}UXRB? #include "resource.h" // main symbols
Xl%&hM class CHookApp : public CWinApp
VuW&CnZ {
(5N&bh`E public:
R=M${u<t CHookApp();
yz2NB?) // Overrides
Wc_Ph40C<_ // ClassWizard generated virtual function overrides
8YBsYKC //{{AFX_VIRTUAL(CHookApp)
F3a"SKMW public:
$NWI_F4 virtual BOOL InitInstance();
r).S/ virtual int ExitInstance();
Fx0<!_tY- //}}AFX_VIRTUAL
!-4pr[C //{{AFX_MSG(CHookApp)
C`x>)wm: // NOTE - the ClassWizard will add and remove member functions here.
jX{lo // DO NOT EDIT what you see in these blocks of generated code !
$wVY)p9Q //}}AFX_MSG
c>3W1" DECLARE_MESSAGE_MAP()
%P9Zx!i> };
@ B3@M LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
Tr}c]IP* BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
an<tupi[E BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
VG\ER}s&P BOOL InitHotkey();
6i\b& BOOL UnInit();
Da8qR+*x
#endif
GL1!Z3 66%kq[ //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
femAVx}go #include "stdafx.h"
aX1|&erI #include "hook.h"
#tBbvs+% #include <windowsx.h>
TaB35glLY #ifdef _DEBUG
?Zoq|Q+ #define new DEBUG_NEW
0:nQGX!N #undef THIS_FILE
t9x.O static char THIS_FILE[] = __FILE__;
*Qg/W?"m #endif
]}G(@9 #define MAX_KEY 100
/^0Hi4+\ #define CTRLBIT 0x04
J]|-.Wv1 #define ALTBIT 0x02
?(U>
)SvF #define SHIFTBIT 0x01
U1rh[A> #pragma data_seg("shareddata")
Y6fU; HHOOK hHook =NULL;
Yb x4 Up@ UINT nHookCount =0;
!H,R$3~ static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
$X-,6* static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
Fu m1w static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
q@u$I'`Bs static int KeyCount =0;
h_d!G+-] static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
]]%CO$`T[ #pragma data_seg()
fi#o>tVyJ HINSTANCE hins;
H,=??wN void VerifyWindow();
DjL(-7'p BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
^ tm,gh //{{AFX_MSG_MAP(CHookApp)
e v?Hz8Q;( // NOTE - the ClassWizard will add and remove mapping macros here.
P[ KJuc // DO NOT EDIT what you see in these blocks of generated code!
8N8B${X //}}AFX_MSG_MAP
Jb {m END_MESSAGE_MAP()
r0j:ll d :d!.E$S CHookApp::CHookApp()
J/wot,j^ {
JVTG3:zD // TODO: add construction code here,
2@ACmh // Place all significant initialization in InitInstance
oChcEx% }
WE`Y! |2c '0Ibu CHookApp theApp;
Jp5~iC2d LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
S`X;2\: {
A"z') BOOL bProcessed=FALSE;
T?7ZF+yo6 if(HC_ACTION==nCode)
<6n(a)L1 {
C2eei're if((lParam&0xc0000000)==0xc0000000){// Key up
j|HOry1E & switch(wParam)
6z=:x+m {
=UNzjmP503 case VK_MENU:
wTIOCj MaskBits&=~ALTBIT;
/2?GRwU~P break;
Fz)z&WT case VK_CONTROL:
t_@%4Wn!1L MaskBits&=~CTRLBIT;
{v]A`u) break;
c+|,2e
0T case VK_SHIFT:
a50{ gb# MaskBits&=~SHIFTBIT;
zc,fJM break;
&sWq SS default: //judge the key and send message
U#,2et6 break;
XF{}St~ ( }
31YzTbl[H for(int index=0;index<MAX_KEY;index++){
le|e 4f*+ if(hCallWnd[index]==NULL)
d%4!d_I< continue;
U4zyhj if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
tq>QZEg {
eyl+D sK SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
m[ txKj.=_ bProcessed=TRUE;
Sjj &n S }
#xE"]; }
yZA}WTGe }
"o}3i!2Qr else if((lParam&0xc000ffff)==1){ //Key down
U4O F{ switch(wParam)
tX Z5oG7 {
$N5}N\C:a case VK_MENU:
V!3O
1 MaskBits|=ALTBIT;
/o![%&-l break;
=?T'@C case VK_CONTROL:
@;d(>_n MaskBits|=CTRLBIT;
[Fr.ik break;
LYavth`@h case VK_SHIFT:
M_UhFY=' MaskBits|=SHIFTBIT;
OES+BXGX break;
hMeE@Q0 default: //judge the key and send message
0P\)L`cG break;
OZLU>LU }
MBDu0
[c for(int index=0;index<MAX_KEY;index++)
SukRJvi {
RNp3lXf O if(hCallWnd[index]==NULL)
#th^\pV continue;
6#.z:_ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
e/F=5_Io {
&kRkOjuk SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
+`_%U7p( bProcessed=TRUE;
#ra:^9;Es: }
AXz'=T}{ }
Y-@K@Zu]? }
p?=rQte([ if(!bProcessed){
+!dIEt).U for(int index=0;index<MAX_KEY;index++){
z)yxz:E if(hCallWnd[index]==NULL)
@+:S'mAQC continue;
Qy5\qW' if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
lJu2}XRiU SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
nXk<DlTws }
SpjL\ p0 }
Iz!Blk }
E,u@,= j return CallNextHookEx( hHook, nCode, wParam, lParam );
L5of(gQ5] }
EM;]dLh "f(iQI BOOL InitHotkey()
P0DvZV8 {
I%b,
H` if(hHook!=NULL){
*ukugg. nHookCount++;
BRFA%FZ, return TRUE;
%{5mkO&,2 }
FSIV\ u else
Mfuw y hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
92bvmP*o4 if(hHook!=NULL)
9eH(FB nHookCount++;
6|rqsk return (hHook!=NULL);
2zh?]if }
b,$H!V* BOOL UnInit()
,cYU {
{SbA(a?B if(nHookCount>1){
6*/0 yGij nHookCount--;
(p-a;.Twj return TRUE;
yx4B!U }
$F`jM/B6 BOOL unhooked = UnhookWindowsHookEx(hHook);
j{0_K+B if(unhooked==TRUE){
8 POrD8B nHookCount=0;
J,_I$* _0 hHook=NULL;
k6QQoLb$V }
|\*7J!Liv return unhooked;
RN]4 Is: }
tb/bEy^
b`PAOQ BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
OTl\^! {
`BmAu[(e& BOOL bAdded=FALSE;
~}i&gd|( for(int index=0;index<MAX_KEY;index++){
@]Aul9.h if(hCallWnd[index]==0){
;KWR/?ec hCallWnd[index]=hWnd;
c&e?_@}| HotKey[index]=cKey;
Ef;_im HotKeyMask[index]=cMask;
,Si\ky7L bAdded=TRUE;
N9r02c KeyCount++;
kZBIXW,G break;
=oV8!d%] }
fF;Oz"I{\ }
c_)vWU return bAdded;
"gfy6m }
~Wm`SIV Jb#*QJ= BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
|)}F}~& {
PnJr BOOL bRemoved=FALSE;
5^t68
WOl for(int index=0;index<MAX_KEY;index++){
O{,Uge2n, if(hCallWnd[index]==hWnd){
_~d C>`K if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
Y
[0S hCallWnd[index]=NULL;
BBm.;=8@ ^ HotKey[index]=0;
<fC gU& HotKeyMask[index]=0;
t7H2z}06=h bRemoved=TRUE;
cmmH)6c> KeyCount--;
@f{yx\u/ break;
R)?K+cJ% }
ja$ e) }
[#fXmW>N/ }
KM*sLC# return bRemoved;
4r\Sbh }
KwlN ]0GOSh void VerifyWindow()
aEW
Z*y {
2[}^ zTtA for(int i=0;i<MAX_KEY;i++){
9TjAEeU if(hCallWnd
!=NULL){ .Kv>*__-Q
if(!IsWindow(hCallWnd)){ c (O+s/
hCallWnd=NULL; {:$0j|zL1
HotKey=0; ..X efNbl
HotKeyMask=0; ~Us1F=i_Q
KeyCount--; v(3nBZHv_!
} yK+76\} I
} 9t(B{S
} ]F r+cP
} |{k;pfPV
!u.{<51b
BOOL CHookApp::InitInstance() zO<EbqNe!
{ ?D/r1%Z
AFX_MANAGE_STATE(AfxGetStaticModuleState()); D9B?9Qt2[
hins=AfxGetInstanceHandle(); L}ud+Wfox
InitHotkey(); p#HPWW"
return CWinApp::InitInstance(); c=<d99Cu!
} C"PN3>x}j
hun
LV8z
int CHookApp::ExitInstance() a5{CkM&,(
{ #m1e_[
VerifyWindow(); UB@>i3
UnInit(); Jvw~b\
return CWinApp::ExitInstance(); %L+/GtxK
} S3PW [R@=
F=kD/GCB
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file v)N8vFdd
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) Unc;@=c
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ L`cc2.F
#if _MSC_VER > 1000 7=N=J<]pl
#pragma once ^QTl (L
#endif // _MSC_VER > 1000 ICo_O]
Ke
={ c=8G8T
class CCaptureDlg : public CDialog XL_X0(AKf
{ "5BgajrB
// Construction WM}:%T-
public: )zlksF
BOOL bTray; -iGt]mbJkP
BOOL bRegistered; M6vW}APH[n
BOOL RegisterHotkey(); dt{|bQLu3
UCHAR cKey; ]^Z7w`=%5
UCHAR cMask; Ne,7[k
void DeleteIcon(); i)Vqvb0Q
void AddIcon(); b{)9?%_
UINT nCount; Hq8<g$
void SaveBmp(); zh2$U
dZ|M
CCaptureDlg(CWnd* pParent = NULL); // standard constructor \/$T 3f`x
// Dialog Data ptQr8[FA
//{{AFX_DATA(CCaptureDlg) =\e}fyuK
enum { IDD = IDD_CAPTURE_DIALOG }; 2w)0>Y(_
CComboBox m_Key; }P#%aE&-
BOOL m_bControl; Mcj4GjV6:"
BOOL m_bAlt; b[$%Wg
BOOL m_bShift; wxB?}
CString m_Path; {g@Wd2-J}
CString m_Number; E&}r"rbI
//}}AFX_DATA k$y(H;XA
// ClassWizard generated virtual function overrides [4]lAxrRF
//{{AFX_VIRTUAL(CCaptureDlg) d{0b*l%
public: Kg=TPNf"$
virtual BOOL PreTranslateMessage(MSG* pMsg); .*:SZ3v
protected: 9Gfm?.O5
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support s@OCj0'l
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); X ~%I(?OX
//}}AFX_VIRTUAL @y[Zr6\z
// Implementation aDb@u3X@
protected: -`n>q^A7e
HICON m_hIcon; quN7'5ZC[
// Generated message map functions Ij(S"P@
//{{AFX_MSG(CCaptureDlg) p<?~~7V
virtual BOOL OnInitDialog(); 4,tMaQ
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); d%Jl9!u
afx_msg void OnPaint(); PwQW5,,h0
afx_msg HCURSOR OnQueryDragIcon(); q<o*rcwf^
virtual void OnCancel(); "
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afx_msg void OnAbout(); 5s8S;Pb]<