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:
D8{,}@
[RY Rt/?Q 一、实现方法
J=&}$ P| hwLM 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<cgPKJ@ G1\F7A #pragma data_seg("shareddata")
FmhAUe HHOOK hHook =NULL; //钩子句柄
V(8,94vm UINT nHookCount =0; //挂接的程序数目
j^WYMr, static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
E]}_hZU static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
t1G__5wp static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
pXvys]@ static int KeyCount =0;
nSRNd
A static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
|o+*Iy) #pragma data_seg()
`sDLxgwI 2j#Dwa(lZQ 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。
UB+7]S 4oL .Bt 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:
OL%}C*Zq +z:>Nl BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
/4N ?v. jf cKey,UCHAR cMask)
hiEYIx {
mkhWbzD'S BOOL bAdded=FALSE;
@;x*~0GZ for(int index=0;index<MAX_KEY;index++){
!8D>Bczq) if(hCallWnd[index]==0){
7&D)+{g hCallWnd[index]=hWnd;
CO9PQ`9+ HotKey[index]=cKey;
?rA3<j HotKeyMask[index]=cMask;
)iZU\2L bAdded=TRUE;
c&N;r|N KeyCount++;
IRueq @4 break;
g5RH:]DV }
V]GF53D }
^tjw }sE return bAdded;
!
,{zDMA }
b^&azUkMN //删除热键
bWSc&/9y BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
*l;S"}b*,_ {
JU.!< BOOL bRemoved=FALSE;
$7W5smW/ for(int index=0;index<MAX_KEY;index++){
xcn~KF8 if(hCallWnd[index]==hWnd){
z>\l%_w if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
dwQ1~ hCallWnd[index]=NULL;
q]?)c HotKey[index]=0;
"LJV}L HotKeyMask[index]=0;
SF9N S*mr bRemoved=TRUE;
9X,iQ KeyCount--;
IUDH"~f break;
~Uey'Xz }
wlsx| }
;^u,[d }
3%Eu$|B return bRemoved;
H
XFY }
z&B9Yu4M7 ];"40 /X o"FR%% DLL中的钩子函数如下:
r
d-yqdJ g{i= $xc LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
5IOGH*'U8 {
)<{u
oH BOOL bProcessed=FALSE;
.9WOTti if(HC_ACTION==nCode)
Bs` {qmbC {
Z4c'1-lh if((lParam&0xc0000000)==0xc0000000){// 有键松开
/qMnIo
switch(wParam)
KeRC8mYp {
xm1' case VK_MENU:
K~2sX>l MaskBits&=~ALTBIT;
j*[P\Cm break;
/zb/am1# case VK_CONTROL:
(z.n9lkfi MaskBits&=~CTRLBIT;
^)I}# break;
G;iH.rCH case VK_SHIFT:
KO%$ MaskBits&=~SHIFTBIT;
W$2\GPJt break;
?Z_T3/ f default: //judge the key and send message
Kh[l};/F break;
~,E }^ }
SDV#p];u for(int index=0;index<MAX_KEY;index++){
LMx/0 if(hCallWnd[index]==NULL)
l2:-).7xt continue;
3;VH'hh_ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
,msP(*qoI {
1G"ohosmF SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
*S"RU~1_ bProcessed=TRUE;
9<&M~(dwT4 }
M.
%
p'^5 }
$5.52 }
@/|g|4 else if((lParam&0xc000ffff)==1){ //有键按下
<#4""FO* switch(wParam)
4}k@p>5v' {
y`L.#5T case VK_MENU:
hc[J,yG MaskBits|=ALTBIT;
'|Bk}pl7 break;
ep?D;g case VK_CONTROL:
U._fb= MaskBits|=CTRLBIT;
0ju-l=w break;
LU+SuVm case VK_SHIFT:
jex\5 MaskBits|=SHIFTBIT;
WW{_D break;
@TD=or .& default: //judge the key and send message
O39 break;
2oV6#!{Z }
F6111Q </ for(int index=0;index<MAX_KEY;index++){
1^*ogMe if(hCallWnd[index]==NULL)
4v |i\V>M continue;
D!!
B4zt if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
A&p@iE*/ {
[ 5!}+8]W SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
tpEy-"D& bProcessed=TRUE;
wpt$bqs|1 }
nW"O+s3 }
_h5d~ }
w8R7Ksn( if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
2T)k-3 for(int index=0;index<MAX_KEY;index++){
C?>d$G8 if(hCallWnd[index]==NULL)
Q~qM;l\i continue;
cu
foP& if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
y<j7iN SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
JVkuSIR> //lParam的意义可看MSDN中WM_KEYDOWN部分
m$^5{qpg }
y0(.6HI }
A{J?I: }
^)Awjj9 return CallNextHookEx( hHook, nCode, wParam, lParam );
=X^a }
_u^3uzu |h6!b t!= 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:
vA!IcDP" D
(8Z90 BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
4'*-[TKC BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
3<+ZA-2 V 0Oqq0\ 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:
"_\"S 6vAZLNG3 LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
][tR=Y#&y5 {
h U-FSdR if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
`|>]P"9yp {
Hzm_o>^KC //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
Uq_lT, SaveBmp();
cZ|NGkZ return FALSE;
ga/zt-& }
z9 Ch %A{ …… //其它处理及默认处理
~cSXBc,+ }
3^%2, ,7bhUE/VB %L-qAI&V 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。
/CO=!*7fz
FXDB> }8 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。
hZ452W Y:O|6%00Y 二、编程步骤
%a
WRXW@c #}B1W&\sw 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";
J.XhP_aT MnqT?Cc4$j 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
6`Y:f[VB ``k[CgV 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;
dWiNe!oY2 4)D~S4{E5 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;
K];] ><D2of| 5、 添加代码,编译运行程序。
&8l?$7S"_/ keRLai7h 三、程序代码
Y)F(-H) 7F0J*M ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
,'HjL:r #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
RHn3\N #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
M0xhcU_ #if _MSC_VER > 1000
G .<0^q, #pragma once
WwTl|wgvyI #endif // _MSC_VER > 1000
M>m!\bb%. #ifndef __AFXWIN_H__
@@K/0:], #error include 'stdafx.h' before including this file for PCH
Vdxo #endif
'_4apyq| #include "resource.h" // main symbols
_,60pr3D' class CHookApp : public CWinApp
xBc|rqge {
"Y L^j~A public:
5o 5DG CHookApp();
u28$V]
// Overrides
\3^V-/SJf // ClassWizard generated virtual function overrides
],0I`!\ //{{AFX_VIRTUAL(CHookApp)
cL*oO@I&_ public:
R/"-r^j virtual BOOL InitInstance();
;f[##=tm virtual int ExitInstance();
n.8870.BW //}}AFX_VIRTUAL
ejyx[CF //{{AFX_MSG(CHookApp)
9q$^x/z! // NOTE - the ClassWizard will add and remove member functions here.
EG qu-WBS // DO NOT EDIT what you see in these blocks of generated code !
z-kv{y*Hu
//}}AFX_MSG
s<# BxN DECLARE_MESSAGE_MAP()
X41Qkf{ };
<a$!S LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
beikzuC BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
H!7?#tRU BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
zn^7#$fC BOOL InitHotkey();
+`gU{e,p BOOL UnInit();
/{hT3ncb #endif
[<U=)!Swg R[jFB
7dd //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
:Bt,.uNC #include "stdafx.h"
0Yq_B+IC #include "hook.h"
eL"'-d+] #include <windowsx.h>
_F[a2PE2+ #ifdef _DEBUG
1G12FV>M #define new DEBUG_NEW
@fmp2!?6 #undef THIS_FILE
aW dI static char THIS_FILE[] = __FILE__;
lJ= EP.T #endif
u;H^4}
OQ #define MAX_KEY 100
!y~nsy:&7x #define CTRLBIT 0x04
dtY8>klI #define ALTBIT 0x02
`ql8y ' #define SHIFTBIT 0x01
E_A5KLP #pragma data_seg("shareddata")
AEnkx!o HHOOK hHook =NULL;
dl8f]y#Q UINT nHookCount =0;
wT- -i@@ static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
r`<e<C static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
k6z
]-XG static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
qS! Lt3+ static int KeyCount =0;
|-{e!& static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
bws}'#-* #pragma data_seg()
zE1=P/N HINSTANCE hins;
iR9duP+ void VerifyWindow();
xg,
9~f[ BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
,N,@9p //{{AFX_MSG_MAP(CHookApp)
24 [cU // NOTE - the ClassWizard will add and remove mapping macros here.
J`0dF<<{[y // DO NOT EDIT what you see in these blocks of generated code!
cSB_b.@"1 //}}AFX_MSG_MAP
r vq{Dfo= END_MESSAGE_MAP()
V6d,}Z+"z' .!L{yU, CHookApp::CHookApp()
"O9n|B {
HxW/t7Z( // TODO: add construction code here,
l
lcq~*zz // Place all significant initialization in InitInstance
RAu(FJ }
'[8w8,v( Q~ Ad{yC CHookApp theApp;
z.RM85 ?T LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
-a>CF^tH {
LNR1YC1c BOOL bProcessed=FALSE;
(D?4*9= if(HC_ACTION==nCode)
}z/%b<o_ {
hNYO+LrI) if((lParam&0xc0000000)==0xc0000000){// Key up
CfS;F switch(wParam)
+RM!j9Rq {
MHt
~ZVH case VK_MENU:
$v2t6wS," MaskBits&=~ALTBIT;
jf1GYwuW* break;
PE6,9i0ee case VK_CONTROL:
! jApV MaskBits&=~CTRLBIT;
=&k[qqxg break;
9pj6`5Zn@6 case VK_SHIFT:
u@:[ dbJ MaskBits&=~SHIFTBIT;
K@2"n|
S; break;
Z-4/xi7 default: //judge the key and send message
Q6URaw#Yt` break;
)i.pE]!+ }
?MSwr_eZH for(int index=0;index<MAX_KEY;index++){
~ehN%- if(hCallWnd[index]==NULL)
A:y^9+Da continue;
j~.tyxOq# if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
0S>L0qp {
J,:;\Xhl SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
CF-tod bProcessed=TRUE;
l?_Fy_fBt }
rrE f<A} }
8EJP~bt }
pN9U1!|uam else if((lParam&0xc000ffff)==1){ //Key down
ADOA&r[ switch(wParam)
)f^^hEIS {
AZik:C"Q case VK_MENU:
\v=@' MaskBits|=ALTBIT;
K%
snE7X?) break;
LDU4 D case VK_CONTROL:
3rHn? MaskBits|=CTRLBIT;
' e!WZvr break;
hg<[@Q%$o case VK_SHIFT:
BUsxgs"), MaskBits|=SHIFTBIT;
iyR"O1] break;
{0+WVZ4u default: //judge the key and send message
pQc-}o" break;
fyT|xI`iD }
JJg;X :p for(int index=0;index<MAX_KEY;index++)
-@]b7J?`k {
6!itr" if(hCallWnd[index]==NULL)
6XCFL-o- continue;
Ja&S_'P[ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
&M3KJ I0L {
GB}= SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
dP_bFU zg bProcessed=TRUE;
sz/^Ie-~ }
W?wt$' }
8_Uhh5[ }
:t "_I if(!bProcessed){
mqsAYzG for(int index=0;index<MAX_KEY;index++){
^[bFG KE if(hCallWnd[index]==NULL)
-O1$jBQS continue;
!"RRw&0M if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
[742s]j SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
Nr*X1lJ6 }
0!0o[3* }
2v@B7r4} }
umnQ$y
0 return CallNextHookEx( hHook, nCode, wParam, lParam );
=w`uZ;l$Q }
CSW+UaE Gl|n }wo$ BOOL InitHotkey()
z>y#^f)r {
#l- 0$ if(hHook!=NULL){
0J466H_d{ nHookCount++;
S#y GqN0i return TRUE;
+%klS `_ }
,g0t&jITo else
="vg/@.>i hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
]=i('|YG if(hHook!=NULL)
D{y7[#$h$ nHookCount++;
biw .
~ return (hHook!=NULL);
*[b>]GXd49 }
PrfG BOOL UnInit()
0nkC%j {
yVXVH CB if(nHookCount>1){
P{QHG 3 nHookCount--;
R6;#+ 1D return TRUE;
Z.Dg=>G] }
?D)$OCS BOOL unhooked = UnhookWindowsHookEx(hHook);
Dyo^O=0c if(unhooked==TRUE){
W,80deT nHookCount=0;
O8"
t.W hHook=NULL;
o%;ly }
GBpdj}2= return unhooked;
n=$ne2/ }
*ej< 0I{ KDGrX[L:6 BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
+|X`cmnuU {
J}8p}8eF, BOOL bAdded=FALSE;
O(=9&PRi for(int index=0;index<MAX_KEY;index++){
]&D=*:c if(hCallWnd[index]==0){
-Edy ~;_ hCallWnd[index]=hWnd;
Dic|n@_Fy HotKey[index]=cKey;
HYT~AO-! HotKeyMask[index]=cMask;
$- %um bAdded=TRUE;
jpZq]E9`P KeyCount++;
'
i5KRFy- break;
$YY{|8@kjv }
4<E <sD }
m`q&[: return bAdded;
;Sg.E8 }
m0h,! 52#6uBe BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
m2l9([u=^ {
)wD/<7; BOOL bRemoved=FALSE;
&hL2xx= for(int index=0;index<MAX_KEY;index++){
(^g XO if(hCallWnd[index]==hWnd){
A! HJ
if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
Kj3Gm>B<y hCallWnd[index]=NULL;
Ac|dmu HotKey[index]=0;
%t!S 7UD HotKeyMask[index]=0;
.o C!~' bRemoved=TRUE;
'yA/sZ KeyCount--;
^^B_z|;Aa break;
3)?WSOsL: }
z8{-I@+` }
VEIct{ }
&s?uMWR return bRemoved;
5}]+|d; }
[ @"6:tTU .%.7~Nu, void VerifyWindow()
Lq;iR {
!V/\_P!I for(int i=0;i<MAX_KEY;i++){
$^?VyHXvY if(hCallWnd
!=NULL){ Qf~$9?z
if(!IsWindow(hCallWnd)){ n@;B_Bt7
hCallWnd=NULL; 6\K\d_x
HotKey=0; {}Is&^3Z
HotKeyMask=0; uG6.(A1LM
KeyCount--; Ab j7
} Xfqin4/jC
} m0v.[61
} em0Y' J
} w <"mS*Q
vF'>?O?
BOOL CHookApp::InitInstance() ."B{U_P&
{ p0zC(v0*
AFX_MANAGE_STATE(AfxGetStaticModuleState()); J!5b~8`v
hins=AfxGetInstanceHandle(); `G`R|B
InitHotkey(); Y2.zT6i
return CWinApp::InitInstance(); Ny$3$5/
} S!z3$@o
H2#o
X
int CHookApp::ExitInstance() 6<fG;:
{ ivq(eKy
VerifyWindow(); =QtFJ9\
UnInit(); ?H@<8Ra=3
return CWinApp::ExitInstance(); s9nPxC&A
} 2Zuo).2a.
'#LzQ6Pn
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file FG{les+:
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) )&>W/56/
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ YMK ![ q-
#if _MSC_VER > 1000 K@cWg C
#pragma once ~KkC089D
#endif // _MSC_VER > 1000 b$#b+G{y
we^'R}d
class CCaptureDlg : public CDialog 5BXku=M
{ X"_
^^d-
// Construction "zd_eC5
public: {en'8kS
BOOL bTray; HSROgBNI:
BOOL bRegistered; HNBmq>XDc
BOOL RegisterHotkey(); vFntzN>#
UCHAR cKey; a oU"
UCHAR cMask; W~D_+[P|_
void DeleteIcon(); u|Mx}
void AddIcon(); =|IlORf<
UINT nCount; [{u3g4`}
void SaveBmp(); v7./u4S|V
CCaptureDlg(CWnd* pParent = NULL); // standard constructor LFHJj-nk
// Dialog Data =_|G q|
//{{AFX_DATA(CCaptureDlg) Q#SQ@oUzD
enum { IDD = IDD_CAPTURE_DIALOG }; $>O~7Nfst7
CComboBox m_Key; !R\FCAW[x
BOOL m_bControl; !f52JQyh
BOOL m_bAlt; 2 Kjd!~Z$
BOOL m_bShift; 7G-?^
CString m_Path; breF,d$
CString m_Number; LAf#Rco4
//}}AFX_DATA O=}Rp1
// ClassWizard generated virtual function overrides \-;f<%+
//{{AFX_VIRTUAL(CCaptureDlg) GVnDN~[
public: 3lpxh_
virtual BOOL PreTranslateMessage(MSG* pMsg); s[0`
protected: ,
%z HykP
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support -#;xfJE
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); o|z@h][(l(
//}}AFX_VIRTUAL wxh\CBxG
// Implementation $B%KkD
protected: x$BNFb%I1
HICON m_hIcon; jUA~}DVD
// Generated message map functions -W('^v_*
//{{AFX_MSG(CCaptureDlg) ;; +AdN5
virtual BOOL OnInitDialog(); Nv36#^Z
afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
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afx_msg void OnPaint(); KU` *LB:
afx_msg HCURSOR OnQueryDragIcon(); T&]-p:mg^
virtual void OnCancel(); |JYb4J4Ni
afx_msg void OnAbout(); LiT%d
afx_msg void OnBrowse(); {P~rf&Ee
afx_msg void OnChange(); d8jH?P-"
//}}AFX_MSG -9= DDoO
DECLARE_MESSAGE_MAP() OriYt
}; 9c)#j&2?H
#endif ;n(f?RO3X
Fk 3(( n=
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file P%e7c,
#include "stdafx.h" = N*Jis
#include "Capture.h" ,*6K3/kW
#include "CaptureDlg.h" l|gi2~ %Y
#include <windowsx.h> e
c]kt'
#pragma comment(lib,"hook.lib") YQG
l8E'
#ifdef _DEBUG Y#68_%[
#define new DEBUG_NEW klm>/MXI`
#undef THIS_FILE >bZ-mX)j\0
static char THIS_FILE[] = __FILE__; Ei @
#endif \/3(>g?4
#define IDM_SHELL WM_USER+1 0 x-g0]
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); [%dsq`b#
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); fS4W*P[B3
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; sS}:O d
class CAboutDlg : public CDialog Io3-\Ff
{ \~,\|
public: *%KIq/V
CAboutDlg(); \Yr*x7!
// Dialog Data d%'#-w'
//{{AFX_DATA(CAboutDlg) B0Wf$
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enum { IDD = IDD_ABOUTBOX }; v~L\[&|_
//}}AFX_DATA zG ='U
// ClassWizard generated virtual function overrides lF}@@e)N
//{{AFX_VIRTUAL(CAboutDlg) @L!^2v
protected: `~u=[}w
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support ;(`bP
//}}AFX_VIRTUAL xE<H@@w
// Implementation ~-7/9$ay5
protected: Ex
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//{{AFX_MSG(CAboutDlg) hp'oiR;~w
//}}AFX_MSG =exCpW>
DECLARE_MESSAGE_MAP() e*}zl>f
}; Ie^Ed`
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CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) :zKW[sF
{ 1}=D
//{{AFX_DATA_INIT(CAboutDlg) T"Y#u
//}}AFX_DATA_INIT iLSUz j`
} <7J3tn B
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) WkA47+DsV
{ (t@)`N{
CDialog::DoDataExchange(pDX); wz:e\ !
//{{AFX_DATA_MAP(CAboutDlg) d5gwc5X
//}}AFX_DATA_MAP NzQvciJ@"
} [y`Gp#
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BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) ~&)\8@2
//{{AFX_MSG_MAP(CAboutDlg) Opu*i
// No message handlers M,H8ZO:R
//}}AFX_MSG_MAP *P*~CHx>
END_MESSAGE_MAP() :[n~(~7?
,nteIR'??
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) u?72]?SM
: CDialog(CCaptureDlg::IDD, pParent) /r~2KZE
{ <p b
//{{AFX_DATA_INIT(CCaptureDlg) _D4qnb@
m_bControl = FALSE; ZSQiQ2\)
m_bAlt = FALSE; Sr6'$8#>Y
m_bShift = FALSE; fL2P6N@
m_Path = _T("c:\\"); c2g[w;0"
m_Number = _T("0 picture captured."); " C0[JdZ
nCount=0; *g+ZXB
bRegistered=FALSE; $EFS_*<X
bTray=FALSE; i;%G Z8
//}}AFX_DATA_INIT #h=V@Dh
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 HU?1>}4L
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); j13-?fQ&
} X2Ak
*x2!N$b
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) EX{%CPp7}
{ (}X5*BB&
CDialog::DoDataExchange(pDX); !u]@Ru34
//{{AFX_DATA_MAP(CCaptureDlg) |=IJ^y(x|
DDX_Control(pDX, IDC_KEY, m_Key); y+iRZ%V^
DDX_Check(pDX, IDC_CONTROL, m_bControl); <Y"RsW9
DDX_Check(pDX, IDC_ALT, m_bAlt); F(`|-E"E;
DDX_Check(pDX, IDC_SHIFT, m_bShift); np^&cY]
DDX_Text(pDX, IDC_PATH, m_Path); b_ZvI\H
DDX_Text(pDX, IDC_NUMBER, m_Number); a.%ps:
//}}AFX_DATA_MAP fU$Jh/#":
} P
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ZUHW*U.
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) @~hy'6/
//{{AFX_MSG_MAP(CCaptureDlg) 9]=J+ (M
ON_WM_SYSCOMMAND() Ql5bjlQdO
ON_WM_PAINT() o
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ON_WM_QUERYDRAGICON() ),N,!15j,
ON_BN_CLICKED(ID_ABOUT, OnAbout) %W D^0U|
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) q#AEu
xI1
ON_BN_CLICKED(ID_CHANGE, OnChange) M(+Pd_c6
//}}AFX_MSG_MAP 8+w*,Ry`
END_MESSAGE_MAP() ]}/Rl}_
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BOOL CCaptureDlg::OnInitDialog() ASy?^Jrs5
{ 7(o`>7x*
CDialog::OnInitDialog(); D@uVb4uK
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); moxmQ>xoH
ASSERT(IDM_ABOUTBOX < 0xF000); |E6_TZ#=
CMenu* pSysMenu = GetSystemMenu(FALSE); e:
Sd#H!
if (pSysMenu != NULL) JR`$t~0t
{ xwD` R*
CString strAboutMenu; ir.RO7f
strAboutMenu.LoadString(IDS_ABOUTBOX); [6l0|Y
if (!strAboutMenu.IsEmpty()) F;#$Q
{ Y }VJ4!%U
pSysMenu->AppendMenu(MF_SEPARATOR); kB@gy}
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); Lm}.+.O~d
} ?=Ceo#Er
} -b!Z(}JK
SetIcon(m_hIcon, TRUE); // Set big icon vcQl0+&
SetIcon(m_hIcon, FALSE); // Set small icon y_L8i[
m_Key.SetCurSel(0); yrEh5v:
RegisterHotkey(); =A,B'n\R
CMenu* pMenu=GetSystemMenu(FALSE); `G!HGzVx;j
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); 4$VDJ
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); 5OWyxO3{
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); )e0kr46
return TRUE; // return TRUE unless you set the focus to a control P@UE.0NYX
} ~ `}),aA
<MJU:m$3
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) vai w*?jV
{ NL:-3W7vf
if ((nID & 0xFFF0) == IDM_ABOUTBOX) e4=FO;%
{ xDw~n (*
CAboutDlg dlgAbout; m BvO<?ec
dlgAbout.DoModal(); /Yi4j,8!|
} EoJ\Jk
else
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{ rGNa[1{kRs
CDialog::OnSysCommand(nID, lParam); rAP="H<