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:
4[BG#
gl]E_%tH 一、实现方法
cetvQAGXY #^4,GLIM 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:
Vur bW=~g P)uDLFp] #pragma data_seg("shareddata")
=b[_@zq] HHOOK hHook =NULL; //钩子句柄
o}<4*qlI UINT nHookCount =0; //挂接的程序数目
!xwG%{_ static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
]XTu+T.aT static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
1Jj Y! static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
CEC
nq3 static int KeyCount =0;
JKX_q&bUw static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
w=}uwvn NX #pragma data_seg()
iR\Hv'| D)@YI.T 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。
Vp<seO;7o JICawj:I 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:
LC})ciWa Q//,4>JKf BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
'}rRzD: cKey,UCHAR cMask)
t#S<iBAZ {
ay
%KE=*v BOOL bAdded=FALSE;
<&!v1yR for(int index=0;index<MAX_KEY;index++){
7Su#Je] if(hCallWnd[index]==0){
*A~
G_0B hCallWnd[index]=hWnd;
/5#rADOS HotKey[index]=cKey;
>+mD$:L HotKeyMask[index]=cMask;
8&Myva bAdded=TRUE;
T<I=%P) KeyCount++;
m] W5+ break;
cS. -7
}
!gLkJ) }
dVQ-k return bAdded;
{>"NyY }
n 3lE,b //删除热键
?X-)J=XG BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
^0#;YOk {
z`Hy'{1 BOOL bRemoved=FALSE;
)~V4+*< for(int index=0;index<MAX_KEY;index++){
X{^}\,cVtG if(hCallWnd[index]==hWnd){
&h~Xq^ if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
4HAp{a1 hCallWnd[index]=NULL;
\3Q&~j HotKey[index]=0;
h!#:$|Q HotKeyMask[index]=0;
J|3E- p\o bRemoved=TRUE;
qClHP)< KeyCount--;
HK~xOAF break;
vfNAs>X g" }
UYA_jpI P }
e;GU
T: }
2..,Sk return bRemoved;
I2a6w<b }
x'zBK0i l_j4DQBRV O}[PJfvBHo DLL中的钩子函数如下:
[I:KpAd/
y}v+c%d LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
~w</!s {
HK)cKzG[s! BOOL bProcessed=FALSE;
{T'GQz+R" if(HC_ACTION==nCode)
%hN.ktZ/s {
4 V1bLm if((lParam&0xc0000000)==0xc0000000){// 有键松开
TrdZJ21#M switch(wParam)
{u[V{XIUh {
%Rh;=p` case VK_MENU:
!vn1v)6 MaskBits&=~ALTBIT;
^VT1vu
%03 break;
efG6v case VK_CONTROL:
"C?5f]T MaskBits&=~CTRLBIT;
AkU<g break;
Wy]^Ub gW case VK_SHIFT:
,&Wn [G<2 MaskBits&=~SHIFTBIT;
rtQHWRUn break;
81%8{yn!$" default: //judge the key and send message
dx,=Rd5' break;
&ff&Y.q~ }
UwY-7Mmo for(int index=0;index<MAX_KEY;index++){
8SmnMt if(hCallWnd[index]==NULL)
D^U:
ih continue;
7B3w\ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
*[eL~oN.c {
L0%hnA@ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
39 Y(!q bProcessed=TRUE;
@>x pYV }
mfny4R1_ }
-;;Z 'NM;8 }
K={qU[_O else if((lParam&0xc000ffff)==1){ //有键按下
OTB$V k switch(wParam)
qpJ{2Q {
t!1$$e?`r case VK_MENU:
nH !3(X* MaskBits|=ALTBIT;
$ XBAZ<"hd break;
L?Yoh< case VK_CONTROL:
N:VX!w MaskBits|=CTRLBIT;
W
YW|P2* break;
^")F7`PF case VK_SHIFT:
r,(et MaskBits|=SHIFTBIT;
nsb4S{ break;
~e@>zoM'^ default: //judge the key and send message
@OV-KT[> break;
k;dXOn }
z5Qs@dG for(int index=0;index<MAX_KEY;index++){
.7ayQp if(hCallWnd[index]==NULL)
/q\_&@ continue;
Hqz?E@bc@ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
Wk4.%tpeO7 {
02AI%OOH SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
:RxHw;! bProcessed=TRUE;
DZ
^1s~ }
s]27l3)B }
fR-C0"c }
W</n=D<,I if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
t j Vh^ for(int index=0;index<MAX_KEY;index++){
%ICglF R if(hCallWnd[index]==NULL)
)<4_: continue;
\nrP$ if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
\
u+xa{b| SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
aaWJ*
>rJ //lParam的意义可看MSDN中WM_KEYDOWN部分
UFn8kBk }
M~6@20$oW }
O$!*%TL }
!wLg67X$
- return CallNextHookEx( hHook, nCode, wParam, lParam );
S\NL+V?7h }
e yw'7 VY 1vXM3y 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:
qBk``!|s] K_-d( BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
*HM?YhR BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
,je`YEC J#3{S]*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:
L$v^afP? 1D([@)^ LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
~H@+D}J? {
ekf$dgoR if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
}ublR&zlp {
Y^ve:Z //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
K%KZO`gO SaveBmp();
10sK]XI return FALSE;
y@ek=fT%4 }
\6j^kY= …… //其它处理及默认处理
1ywU@].6J] }
0WxCSL$#I 0_<Nc/(P @u4=e4eF` 将屏幕图像保存到BMP文件中的任务是由函数SaveBmp()来完成的,具体实现参见代码部分。另外为了顺利实现屏幕抓图,程序中还实现了"托盘"功能,由于这一部分本书在实例中已经专门介绍过了,所以不再赘述,读者朋友可以参考相关实例。
? S=W& Sj
3oV 最后需要提醒读者朋友们注意的是,源程序的编译与使用时要先编译hook.dll并将其放在系统目录(win2000/NT是system32,98/ME是system),然后编译对话框程序运行即可。
h=RDO nX%AeDBAT 二、编程步骤
=)<3pG O \Xg?Ug*9w 1、 启动Visual C++,生成一个DLL项目和一个基于对话框的应用程序项目,并将两个项目分别命名为"Hook"和"Capture";
)+O r Il~01|3+m 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
('o&Q_ 2O""4_G 3、 在"Capture"项目中按照图一所示设置对话框的界面,具体设置参见代码部分;
M7y|EB)) )xl6,bq3 4、 使用Class Wizard在"Capture"项目中添加按钮的鼠标单击消息响应函数,并重载对话框的WindowProc()函数;
<ZPZk'53<f +S { 5、 添加代码,编译运行程序。
"4}wnu6/ T.?k>Ak 三、程序代码
(
76{2 -
HOnB= ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
Mn^zYW|( #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
f$xhb3Qn #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
+QqH}=
M #if _MSC_VER > 1000
Zy]s`aa #pragma once
@]
.VQ<X|0 #endif // _MSC_VER > 1000
ML!9:vz #ifndef __AFXWIN_H__
{/M\Q@j #error include 'stdafx.h' before including this file for PCH
7|D|4!i2Y #endif
\gKdDS #include "resource.h" // main symbols
sB*o)8 class CHookApp : public CWinApp
MR9/Y:Nm {
D,W\ gP/h% public:
hFb
fNB3 CHookApp();
w{7ji} // Overrides
)@PnTpL* // ClassWizard generated virtual function overrides
m3
IP7h' //{{AFX_VIRTUAL(CHookApp)
!QC<n/ public:
u35q,u=I virtual BOOL InitInstance();
0o/B{|rv virtual int ExitInstance();
[QEwK|!L //}}AFX_VIRTUAL
EnCU4CU` //{{AFX_MSG(CHookApp)
Kr3];(w{ // NOTE - the ClassWizard will add and remove member functions here.
CI^|k/ // DO NOT EDIT what you see in these blocks of generated code !
B\<ydN //}}AFX_MSG
a?<?5 DECLARE_MESSAGE_MAP()
@!H
'+c };
;~tsF.= LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
xUj2]Q>R+ BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
N~#D\X^t. BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
,nE&MeJ BOOL InitHotkey();
ckwF|:e7* BOOL UnInit();
gL]'B!dGd #endif
U )Zt-og ,Aa|Bd]b
//////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
dK# h<q1 #include "stdafx.h"
?V+wjw #include "hook.h"
ofwQ:0@ #include <windowsx.h>
qC
j*>D #ifdef _DEBUG
S %+R#A1 #define new DEBUG_NEW
t"YIq/08 #undef THIS_FILE
d^aNR
Lv static char THIS_FILE[] = __FILE__;
5~xeO@%I #endif
%Dyh:h #define MAX_KEY 100
Mvof%I #define CTRLBIT 0x04
r@$B'CsLj #define ALTBIT 0x02
6&],WGz #define SHIFTBIT 0x01
9s
$PrF #pragma data_seg("shareddata")
KM5 JZZP HHOOK hHook =NULL;
ec'tFL#u{ UINT nHookCount =0;
<d!6[,W; static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
DT? m/* static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
hDtKnF static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
_7 `E[&v static int KeyCount =0;
Jr?!Mh- static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
t,Q'S`eTU #pragma data_seg()
A+2oh3 HINSTANCE hins;
hZF(/4Z2 void VerifyWindow();
,kE=TR.| BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
Tf l;7w.(A //{{AFX_MSG_MAP(CHookApp)
B! `\L! // NOTE - the ClassWizard will add and remove mapping macros here.
3/tJDb5 // DO NOT EDIT what you see in these blocks of generated code!
@zs1>\J7 //}}AFX_MSG_MAP
`E;)`J8b END_MESSAGE_MAP()
AQn[* '^1o/C CHookApp::CHookApp()
%gTVW!q {
RUc \u93n // TODO: add construction code here,
*R!]47Y d // Place all significant initialization in InitInstance
$'u\B }
QZ0R :TY w{P6i<J CHookApp theApp;
62NkU)u LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
C38XQLC {
`(T!>QVW+g BOOL bProcessed=FALSE;
4
m$sJ if(HC_ACTION==nCode)
YAMfP8S {
u9@b< if((lParam&0xc0000000)==0xc0000000){// Key up
P' FKk< switch(wParam)
-7L {
!&0a<~Wi case VK_MENU:
)8]3kQffJ= MaskBits&=~ALTBIT;
4(sttd_ break;
;(`e^IVf case VK_CONTROL:
ReqE?CeV MaskBits&=~CTRLBIT;
8q*";>* break;
<|Iyt[s case VK_SHIFT:
LH.%\TMN$ MaskBits&=~SHIFTBIT;
i0i`k^bA break;
.' IeHh default: //judge the key and send message
JP_kQ break;
q-uLA&4 }
#-dK0<: for(int index=0;index<MAX_KEY;index++){
UhA_1A'B if(hCallWnd[index]==NULL)
ul$omKI$} continue;
.]zw*t* if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
g`.{K"N>! {
kpWzMd &RK SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
L
B<UC?e bProcessed=TRUE;
wJ(8}eI }
T8mY#^sW_ }
'W+i[Ep5Q }
G)4SWu0<t else if((lParam&0xc000ffff)==1){ //Key down
F%y{%
C7l switch(wParam)
QP<FCmt8 {
?GfxBZWJ case VK_MENU:
s!i:0} U MaskBits|=ALTBIT;
2i"HqAB break;
%U:C| case VK_CONTROL:
@oA0{&G{ MaskBits|=CTRLBIT;
,aYU$~o# break;
d{l{P]nr case VK_SHIFT:
Jbkt'Z(&J MaskBits|=SHIFTBIT;
6,3}/hgWJ$ break;
2gH_$ default: //judge the key and send message
AW62~* break;
mMslWe }
fxOE]d8v for(int index=0;index<MAX_KEY;index++)
<\Vi,, {
`L;OY 4 if(hCallWnd[index]==NULL)
Bjtj{B continue;
ifd}]UMQ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
8eN%sm {
rF'<r~Lw SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
#9INX`s- bProcessed=TRUE;
k|l5 "&K~. }
{Bc#?n }
WySNL#>a }
r
/^'Xj'( if(!bProcessed){
D|"sE> for(int index=0;index<MAX_KEY;index++){
@N]5&4NL if(hCallWnd[index]==NULL)
V3 qT<}y| continue;
>Rr!rtc'x if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
4u7Cm SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
*qbRP"#[$ }
{q})kO }
y3Y2QC( }
)'=V!H#U* return CallNextHookEx( hHook, nCode, wParam, lParam );
_J` |<}?t; }
Q^vGj</u SC]6F* BOOL InitHotkey()
7
s7}?l9 {
\A ;^ UxG if(hHook!=NULL){
C1n??Y[ nHookCount++;
ZHb7+ return TRUE;
rAL1TU(vm }
n}42'9p else
J&'>IA hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
f<^ScFVR if(hHook!=NULL)
#0jSZ g^," nHookCount++;
M&eQ=vew. return (hHook!=NULL);
*1i?6$[
" }
2NyUmJ42 BOOL UnInit()
EQ6l:[ {
icU"Vyu if(nHookCount>1){
_ \_3s nHookCount--;
f>|9 l return TRUE;
j`{fB} }
LPb]mC6# BOOL unhooked = UnhookWindowsHookEx(hHook);
#&}%70R) if(unhooked==TRUE){
m\l51}xz nHookCount=0;
%C6|-?TAd hHook=NULL;
\f6lT3"VN }
,zc"udpKF return unhooked;
t`)
'LT }
PnI)n=(\ 8f|9W%jt BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
Z4=_k{* {
N'I?fWN!;R BOOL bAdded=FALSE;
O.]_Ry\OXA for(int index=0;index<MAX_KEY;index++){
3&O% & if(hCallWnd[index]==0){
"sdcP8])d hCallWnd[index]=hWnd;
m2jwqx{G HotKey[index]=cKey;
"$# $f HotKeyMask[index]=cMask;
:O5Tr03z bAdded=TRUE;
3O #~dFnp KeyCount++;
\a\^(`3a[ break;
aeLBaS }
1hF2eNh }
2Y9y5[K,F) return bAdded;
n+v!H O"2u }
X *_
SHt YCtIeq% BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
`MN&(!&C* {
.%|OGl ? BOOL bRemoved=FALSE;
{ +i; e]c for(int index=0;index<MAX_KEY;index++){
^H
f+du if(hCallWnd[index]==hWnd){
@ARAX\F if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
"K9vm^xP hCallWnd[index]=NULL;
UDhwnGTq(l HotKey[index]=0;
W ]a7&S HotKeyMask[index]=0;
FRb&@(; bRemoved=TRUE;
mMel,iK= KeyCount--;
$_4oN(WSz break;
jI@bTS o }
U/}AiCdj@ }
Pc/.*kOT }
dw|-=~ return bRemoved;
DMy4"2
o }
B7NmET4 Lr!L}y9T+ void VerifyWindow()
s?4%<jz {
de3yP, for(int i=0;i<MAX_KEY;i++){
l|4xKBCV] if(hCallWnd
!=NULL){ H[>klzh6
!
if(!IsWindow(hCallWnd)){ %#[r_QQ^
hCallWnd=NULL; ;mCGh~?G
HotKey=0; +OV%B .
HotKeyMask=0; l:>qR/|m
KeyCount--; |;xfe"]
} (:tTx>V#
} ~ex~(AWh
} S-H-tFy\\
} S
jC)6mo
yHa:?u6
BOOL CHookApp::InitInstance() iKR8^sj7S
{ <z~2d
AFX_MANAGE_STATE(AfxGetStaticModuleState()); HYa$EE2
hins=AfxGetInstanceHandle(); CDwFVR'_Af
InitHotkey(); f(@"[-[
return CWinApp::InitInstance(); -oaG|
} v@}1WGY
ogkz(wZ
int CHookApp::ExitInstance() nN(D7wk
{ 6!gtve_
VerifyWindow(); =Qjw.6@
UnInit(); &r5&6p
return CWinApp::ExitInstance();
/)eNx
} \N-|
iq
qr<-eJf
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file Tye$na&$}
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) 4{Yy05PFS
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ Y ;~~?[6
#if _MSC_VER > 1000 P!>{>r4
#pragma once I8pv:>EhC
#endif // _MSC_VER > 1000 .f?qUg
O?4vC5x
class CCaptureDlg : public CDialog [F BCz>
{ 5kRwSOG%'
// Construction ~%8Q75tn.
public: _k"&EW{ Ii
BOOL bTray; qCxD{-9x{
BOOL bRegistered; % RBI\tj
BOOL RegisterHotkey(); O=!)})YG
UCHAR cKey; c"QkE*
UCHAR cMask; Bp=oTCG
void DeleteIcon(); priT7!
void AddIcon(); :!Y?j{sGU
UINT nCount; !?us[f=g%
void SaveBmp(); Tvksf!ba
CCaptureDlg(CWnd* pParent = NULL); // standard constructor pJ)+}vascR
// Dialog Data ]Lb?#S
//{{AFX_DATA(CCaptureDlg) iA^+/Lt
enum { IDD = IDD_CAPTURE_DIALOG }; 8-y: == C
CComboBox m_Key; K@$L~G
BOOL m_bControl; qD=m{O8%_
BOOL m_bAlt; h.}t${1ZC
BOOL m_bShift; !txELA~24
CString m_Path; N.Wdi
CString m_Number; Ndug9j\2
//}}AFX_DATA a2klOX{
// ClassWizard generated virtual function overrides qk+{S[2j
//{{AFX_VIRTUAL(CCaptureDlg) iz%A0Z+`bg
public: Vm,f3~
virtual BOOL PreTranslateMessage(MSG* pMsg); 3Q!J9t5dc
protected: w$U/;C
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support t}c}@i_c
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); ;ow~vO,x
//}}AFX_VIRTUAL bVAgul=__
// Implementation %t5BB$y
protected: bCaPJ!ZO
HICON m_hIcon; 4HJZ^bq9|
// Generated message map functions +DbWMm
//{{AFX_MSG(CCaptureDlg) "o5gQTwb
virtual BOOL OnInitDialog(); 33,JUQ2u
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); 9,EaN{GM
afx_msg void OnPaint(); _w5~/PbWt
afx_msg HCURSOR OnQueryDragIcon(); PhI6dB`
virtual void OnCancel(); *3etxnQc
afx_msg void OnAbout(); ek;&<Z_ ]
afx_msg void OnBrowse(); BJ.8OU*9]S
afx_msg void OnChange(); h<^:Nn
//}}AFX_MSG afP&+ 5t@O
DECLARE_MESSAGE_MAP() UmD-7Fd
}; %&=(,;d
#endif rJc)<OZjT
G=bP<XF
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file 8HRPJSO~g
#include "stdafx.h" pJ*#aH[ySP
#include "Capture.h" Oih2UrF
#include "CaptureDlg.h" AZ9\>U@hD
#include <windowsx.h> %3l;bR>
#pragma comment(lib,"hook.lib") ^Mvsq)
#ifdef _DEBUG 1f pS"_}
#define new DEBUG_NEW 4gkV]"
H!
#undef THIS_FILE s
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static char THIS_FILE[] = __FILE__; *_).UAP.
#endif ch,Zk )y:_
#define IDM_SHELL WM_USER+1 D`~{[cv)\
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); :2UC{_
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); b-(UsY:
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; :kiO
class CAboutDlg : public CDialog M6hvi(!X2
{ vb"dX0)<
public: /4B4IT
CAboutDlg(); N7I71q|
// Dialog Data 1={Tcq\]
//{{AFX_DATA(CAboutDlg) 4(0t
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enum { IDD = IDD_ABOUTBOX }; `2mbF^-4
//}}AFX_DATA 3Llj_lf
// ClassWizard generated virtual function overrides Zqs-I8y
//{{AFX_VIRTUAL(CAboutDlg) a6k(O8Ank3
protected: _9-D3_P[3
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support =u3@ Dhw
//}}AFX_VIRTUAL Z/05 wB
// Implementation C}P
\kDM
protected: ?'/5%f`
//{{AFX_MSG(CAboutDlg) ox=7N{+`J
//}}AFX_MSG F)5B[.ce
DECLARE_MESSAGE_MAP() !|:q@|-
%@
}; t|U2ws#
QH' [(
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) n\"LN3
{ 7" STS7_
//{{AFX_DATA_INIT(CAboutDlg) E#2k|TpH4
//}}AFX_DATA_INIT `w=H'"Zv
} dK;\`>8
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) 3
cW"VrFy9
{ g\{! 21M
CDialog::DoDataExchange(pDX); :k )<1ua
//{{AFX_DATA_MAP(CAboutDlg) eZod}~J8
//}}AFX_DATA_MAP ocuVDC
} UrcN?
>'TD?@sr
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) 4d._Hd='
//{{AFX_MSG_MAP(CAboutDlg) 6[|<
// No message handlers ,f0g|5yDf
//}}AFX_MSG_MAP //u76nQ
END_MESSAGE_MAP() 7(g&z%
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CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) X>GY*XU
: CDialog(CCaptureDlg::IDD, pParent) U:4Og8
{ AUjTcu>i
//{{AFX_DATA_INIT(CCaptureDlg) YG1`%,OW`
m_bControl = FALSE; aLk2#1$g
m_bAlt = FALSE; 1gy}E=noP
m_bShift = FALSE; 8!%"/*P$
m_Path = _T("c:\\"); ~W *j^+T"
m_Number = _T("0 picture captured."); &aAo:pj
nCount=0; -%V-'X5
bRegistered=FALSE; U9fF;[g
bTray=FALSE; 4x{ti5Y0
//}}AFX_DATA_INIT S1= JdN
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 fQ.>G+0I>
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); zcWxyLifl0
} "gikX/Co=
D:vUy*
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) lvJ{=~u
{ I+d(r"N1
CDialog::DoDataExchange(pDX); s&`XK$p
//{{AFX_DATA_MAP(CCaptureDlg) hG;=ci3EE
DDX_Control(pDX, IDC_KEY, m_Key); y'O{8Q8T
DDX_Check(pDX, IDC_CONTROL, m_bControl); 8U:dgXz
DDX_Check(pDX, IDC_ALT, m_bAlt); 34^Cfh
DDX_Check(pDX, IDC_SHIFT, m_bShift); 9c %Tv
DDX_Text(pDX, IDC_PATH, m_Path); ^t
ldm7{_
DDX_Text(pDX, IDC_NUMBER, m_Number); Bpo68%dx89
//}}AFX_DATA_MAP Cl.T'A$
} {5IG3'
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BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) jsaCnm>&
//{{AFX_MSG_MAP(CCaptureDlg) ;,-Vapz
ON_WM_SYSCOMMAND() Ml/p{ *p
ON_WM_PAINT() X|1YGZJ
ON_WM_QUERYDRAGICON() !K~$-jlT
ON_BN_CLICKED(ID_ABOUT, OnAbout) yj+b/9My
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) sfPN\^k2
ON_BN_CLICKED(ID_CHANGE, OnChange) 71&+dC
//}}AFX_MSG_MAP /cen#pb
END_MESSAGE_MAP() 1`_)%Y[ZJ
dsZ( D:)
BOOL CCaptureDlg::OnInitDialog() sK/"
{ i6:yNb ='
CDialog::OnInitDialog(); <a[8;YQC
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); XK-x*|
ASSERT(IDM_ABOUTBOX < 0xF000); ~[y+B0I3
CMenu* pSysMenu = GetSystemMenu(FALSE); de47O
if (pSysMenu != NULL) GFa/9Bi
{ A y[L{!)2{
CString strAboutMenu; bCe-0!Q
strAboutMenu.LoadString(IDS_ABOUTBOX); T`ZJ=gv
if (!strAboutMenu.IsEmpty()) W8h\ s {
{ SfL`JNi)
pSysMenu->AppendMenu(MF_SEPARATOR); 6MNA.{Jdd
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); k[) @I;m
} E(LE*J
} Vot+gCZ
SetIcon(m_hIcon, TRUE); // Set big icon %ys}Q!gR
SetIcon(m_hIcon, FALSE); // Set small icon @5G7bY7Nz
m_Key.SetCurSel(0); y]4`d
RegisterHotkey(); ly%B!P|
CMenu* pMenu=GetSystemMenu(FALSE); i O|,,;_
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); rg/vxTl
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); X )s7_
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); *Y0,d`
return TRUE; // return TRUE unless you set the focus to a control nnl9I4-O
} O~'yP@&`
J\D3fh97-
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) %<|KJb4?
{ m e{SVG{
if ((nID & 0xFFF0) == IDM_ABOUTBOX) HWOH8q{f!
{ K61os&K
CAboutDlg dlgAbout; ea>\.D-S
dlgAbout.DoModal(); B&N&e