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:
H?Q--pG8
'kC#GTZi 一、实现方法
]a&riPh" phf{b+'#X 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:
K\;4;6g &I8DK).M+ #pragma data_seg("shareddata")
Wex2Fd?DO HHOOK hHook =NULL; //钩子句柄
w6X:39d UINT nHookCount =0; //挂接的程序数目
4^:dmeMZ` static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
oA~0"}eS static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
AA=rjB9 static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
4[]*=
static int KeyCount =0;
%k['<BYG< static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
E# 8|h( #pragma data_seg()
'/ Hoq .$W} 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
x"RF[d 6|f8DX%3V DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
C R?}* RHNAHw9 BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
]S@T|08b cKey,UCHAR cMask)
-=8f*K[W {
@%L BOOL bAdded=FALSE;
lemV&$WN| for(int index=0;index<MAX_KEY;index++){
bCC &5b if(hCallWnd[index]==0){
*WJK& hCallWnd[index]=hWnd;
p"~@q} 3 HotKey[index]=cKey;
3gVU#T[[ HotKeyMask[index]=cMask;
+2 oZML bAdded=TRUE;
uE (5q!/ KeyCount++;
+@f break;
_xi&%F/ }
GBRiU&D }
/|UbYe, return bAdded;
DBcR1c&<H }
+4T.3Njjn //删除热键
F}meKc?a BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
Vn{;8hZ:a {
^OIo BOOL bRemoved=FALSE;
!]A/ID0K for(int index=0;index<MAX_KEY;index++){
&1^~G0Rh\ if(hCallWnd[index]==hWnd){
OGJrwl if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
w_@{v wM$A hCallWnd[index]=NULL;
qk3~]</ HotKey[index]=0;
iM:-750n/ HotKeyMask[index]=0;
G:lhrT{ bRemoved=TRUE;
.6
0yQ[aE KeyCount--;
NopfL break;
nXb_\9E }
K8BlEF` }
Je9Z:s[ }
W1xPK* return bRemoved;
PyHL`PZZ }
V/"RCqY4 ;Wk3>\nT- 6]<yR>
' DLL中的钩子函数如下:
+`Nu0y!rj C\BKdx5; LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
yY49JZ {
P(8
u L|^ BOOL bProcessed=FALSE;
|P|2E~[r if(HC_ACTION==nCode)
O_th/hl {
[qkW/qS if((lParam&0xc0000000)==0xc0000000){// 有键松开
d$+0;D4E switch(wParam)
dJ])`S {
i(.PkYkaq case VK_MENU:
9 4lt?|3= MaskBits&=~ALTBIT;
(yd(ZY break;
<'sm($.2 case VK_CONTROL:
%_p]6doF
MaskBits&=~CTRLBIT;
h]z 8.k2n break;
4[;}/- case VK_SHIFT:
b 1Wz MaskBits&=~SHIFTBIT;
[]
"bn9
+ break;
40].:9VG default: //judge the key and send message
Xg_l4!T_l break;
s/11TgJ }
w?nSQBz$ for(int index=0;index<MAX_KEY;index++){
w;AbJCv2 if(hCallWnd[index]==NULL)
G@jx&#v continue;
4Jc~I if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
Bt$,=k {
_<c}iZv@ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
.:Wp9M bProcessed=TRUE;
`<<9A\Y-f }
>>C
S8 }
zlQBBm;fE }
"o u{bKe else if((lParam&0xc000ffff)==1){ //有键按下
i-4L{T\K switch(wParam)
y,n.(?!* {
\?8q&o1=] case VK_MENU:
&;JeLL1J MaskBits|=ALTBIT;
8
Elhcs break;
!~'D;Jh case VK_CONTROL:
5{1=BZftZ MaskBits|=CTRLBIT;
Zn)o@'{}{ break;
edlf++r~ case VK_SHIFT:
a"g\f{v0AR MaskBits|=SHIFTBIT;
zn^ G V break;
Rh
]XJM default: //judge the key and send message
gPd, break;
if\`M'3Xx }
){,Mv:#+T for(int index=0;index<MAX_KEY;index++){
w}$;2g0=a< if(hCallWnd[index]==NULL)
FrLv%tK| continue;
UEYJd&n0CB if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
A8S9HXL {
3syA$0TZt SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
a;~< iB;3" bProcessed=TRUE;
/#eS3`48 }
"66#F }
J[S!<\_! }
r#w 7qEtD if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
Z]k@pR ! for(int index=0;index<MAX_KEY;index++){
4JO16 if(hCallWnd[index]==NULL)
KE5>O1 continue;
I7Abf7>*Q if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
KZ AF9 SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
@/$i
-?E //lParam的意义可看MSDN中WM_KEYDOWN部分
y[S9b(:+ }
yqtHlz% }
H)dZ0n4T }
==%5Ci7qMy return CallNextHookEx( hHook, nCode, wParam, lParam );
e8(Qx3T?b }
j*f\Z!EeZ uXUuA/O5- 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'{Vh{. wr,+9uK BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
y
)<+?@sP BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
SXJjagAoML 7,alZ"%W 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:
4,Uqcw?!F' {36N=A LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{:n1|_r4Z {
seP h%Sa_ if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
1Id"|/b%$ {
-G_3B(]` //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
{KEmGHC4R SaveBmp();
Wy/h"R\= return FALSE;
l4iklg3 }
]8Xip/uE …… //其它处理及默认处理
Clap3E|a }
Ja/ [[';Hi^ aZtM
_ 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。
V
joVC$ZX oY; C[X 最后需要提醒读者朋友们注意的是,源程序的编译与使用时要先编译hook.dll并将其放在系统目录(win2000/NT是system32,98/ME是system),然后编译对话框程序运行即可。
eC6wrpZO pY\=f0] 二、编程步骤
*1_Ef). ,zK E$ 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";
;3bUgI}.J 3QdCu<eBZ 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
em- <V5fb H5UF r,t 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;
^/x\HGrw Z^_zcH' 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;
,]n~j-X 0&2`)W?9 5、 添加代码,编译运行程序。
p_EM/jI, A
McZm0c` 三、程序代码
a <F2]H=J 0B}2~}# ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
0O]v| #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
;, \!&o6 #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
`(I$_RSE") #if _MSC_VER > 1000
*uy<Om #pragma once
O;}K7rSc #endif // _MSC_VER > 1000
[U"/A1p #ifndef __AFXWIN_H__
Jm< uE]9 #error include 'stdafx.h' before including this file for PCH
jPZpJ: #endif
b8vZ^8tBV #include "resource.h" // main symbols
7~k=t!gTY class CHookApp : public CWinApp
t&EY$'c {
iY&I?o!Ch public:
E8p,l>6(f CHookApp();
Mk+G(4p // Overrides
+#< Z/ // ClassWizard generated virtual function overrides
M1*bT@6 //{{AFX_VIRTUAL(CHookApp)
H?xYS|
n public:
9ZY,T]ym? virtual BOOL InitInstance();
M#m;jJqON virtual int ExitInstance();
N0NFgW; //}}AFX_VIRTUAL
YB2gxZ //{{AFX_MSG(CHookApp)
x#R6Ez7 // NOTE - the ClassWizard will add and remove member functions here.
?0+g.,9 // DO NOT EDIT what you see in these blocks of generated code !
e:C4f //}}AFX_MSG
&,{YfAxQ` DECLARE_MESSAGE_MAP()
{[L('MH2| };
\ a(ce?C LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
B_b5&M@ BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
[8[<4~{ BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
Y#=MN~##t BOOL InitHotkey();
T5.^
w BOOL UnInit();
>V]9<*c #endif
,j.bdlI# jcBZ#|B7; //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
n5IQKYrg #include "stdafx.h"
/m 7~-~$V #include "hook.h"
Z{yH:{Vk
#include <windowsx.h>
0\@oqw]6hv #ifdef _DEBUG
ijzwct#. #define new DEBUG_NEW
gxAy{
t #undef THIS_FILE
"VU/Ucb7 static char THIS_FILE[] = __FILE__;
!H9^j6| #endif
WLfDXx2A #define MAX_KEY 100
y=EVpd #define CTRLBIT 0x04
UEfY'%x #define ALTBIT 0x02
X|ZAC!J5> #define SHIFTBIT 0x01
=_ b/g #pragma data_seg("shareddata")
j|!t3}(( HHOOK hHook =NULL;
MOnTp8 UINT nHookCount =0;
mo(>SnS< static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
K'
<[kh:cl static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
jI H^ static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
9
Qa_3+.B static int KeyCount =0;
+"=ydF.9 static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
HiH<'m"\. #pragma data_seg()
4neO$^i8J HINSTANCE hins;
R:R<Xt N`5 void VerifyWindow();
o;
U!{G(X BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
=6Gn?
/{ //{{AFX_MSG_MAP(CHookApp)
:Q@/F;Z? // NOTE - the ClassWizard will add and remove mapping macros here.
af9KtX+ // DO NOT EDIT what you see in these blocks of generated code!
>TBXT+ //}}AFX_MSG_MAP
H6|eUU[& END_MESSAGE_MAP()
j0a=v}j3 M6Np!0G CHookApp::CHookApp()
+jF2{" {
~&Ne
P // TODO: add construction code here,
xz.Jmv // Place all significant initialization in InitInstance
m|c[C\)By }
vgD+Y GQ7uxdqWBQ CHookApp theApp;
~?HK,`0h> LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
)OxcCV?5Z {
rVl 8?uy BOOL bProcessed=FALSE;
fi%i
2Wy if(HC_ACTION==nCode)
3Ke6lV)uq {
m|{^T/kIbQ if((lParam&0xc0000000)==0xc0000000){// Key up
#5z0~Mg-X switch(wParam)
GJrmK {
L+<h5>6 case VK_MENU:
2Ki_d MaskBits&=~ALTBIT;
{5<fvMO!6 break;
9 i/
( case VK_CONTROL:
)E>yoUhN MaskBits&=~CTRLBIT;
Mb 4"bDBsl break;
p^RX<L/\=_ case VK_SHIFT:
!|H,g wqU MaskBits&=~SHIFTBIT;
yV\%K6d|3& break;
1Kk6nUIN default: //judge the key and send message
Abt<23$h break;
%'2.9dB }
NLG\*mQ for(int index=0;index<MAX_KEY;index++){
Q!V:=d if(hCallWnd[index]==NULL)
S_Wq`I@b continue;
"V26\ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
p'2IlQ\ {
4^bt~{} SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
f'@ L|&w bProcessed=TRUE;
2tpu v(H; }
PE4
L7 }
M>p<1`t-& }
It&CM,=t else if((lParam&0xc000ffff)==1){ //Key down
TPk?MeVy%W switch(wParam)
Wtcib- {
!W@mW
5J| case VK_MENU:
B\)Te9k' MaskBits|=ALTBIT;
TaBya0- break;
DR}I+<*%aD case VK_CONTROL:
_Tor9Tj MaskBits|=CTRLBIT;
nM2<u[{gF break;
Q'Osw" case VK_SHIFT:
*?HGi>]\| MaskBits|=SHIFTBIT;
7)r]h? break;
~ a`[p\ default: //judge the key and send message
D^US2B break;
_r{H)}9 }
<a @7's for(int index=0;index<MAX_KEY;index++)
V@k+RniEO {
.G!xcQ`? if(hCallWnd[index]==NULL)
6Uk+a=Ar continue;
7`;sX?R if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
W
wPzm?30 {
K8X7IE SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
'A7!@hVy bProcessed=TRUE;
8lYA6A }
DMG~56cTO, }
Jp]?tlT }
KxX [8 if(!bProcessed){
yef\Y3X for(int index=0;index<MAX_KEY;index++){
_Ik?WA_; if(hCallWnd[index]==NULL)
bAZoi0LR
continue;
kP&I}RY if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
^py=]7[I SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
QTi@yT: }
[-_{3qq<e }
=IsmPQKi }
nWIZ0Nde' return CallNextHookEx( hHook, nCode, wParam, lParam );
rtJER?A }
Y|fD)zG_ B\c_GX Uw BOOL InitHotkey()
\~E?;q! {
WT<}3(S'? if(hHook!=NULL){
HdqB B nHookCount++;
Bc"MOSV0 return TRUE;
P|$n }
W4^zKnH else
[:cD hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
jj2iF/ if(hHook!=NULL)
Intuda7e1 nHookCount++;
zY_J7,0g return (hHook!=NULL);
*O~y6|U? }
`5Kg[nB: BOOL UnInit()
y%i9 b&gDd {
Qq`S=:}~x if(nHookCount>1){
rz%~=Ca2j nHookCount--;
3LLG#l)8 return TRUE;
qS/}aDk& }
j*?8w(! BOOL unhooked = UnhookWindowsHookEx(hHook);
5:IDl1f5 if(unhooked==TRUE){
-eF-r=FR nHookCount=0;
{kk%_q hHook=NULL;
1Z< ^8L< }
8>eYM return unhooked;
uS`} }
9Q4{ cB
{fACfSW6 BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
F(ydqgH~a {
HqW / BOOL bAdded=FALSE;
.t1:;H b for(int index=0;index<MAX_KEY;index++){
w{*kbGB8s7 if(hCallWnd[index]==0){
>fXtu:C-!J hCallWnd[index]=hWnd;
qKfUm:7Q_ HotKey[index]=cKey;
eavn.I8J HotKeyMask[index]=cMask;
Ra|P5 bAdded=TRUE;
l!x+K& KeyCount++;
zX_F+"]THt break;
O3o^%0 }
MRt"#CO }
metn& return bAdded;
f-|?He4O] }
uAA2G\3 Z|n|gxe BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
r&4Xf#QD6 {
=;0-t\w! BOOL bRemoved=FALSE;
'r]6 GC8Z$ for(int index=0;index<MAX_KEY;index++){
[n[dr@J7v if(hCallWnd[index]==hWnd){
R BHDfm'~7 if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
P!+Gwm{ hCallWnd[index]=NULL;
/Yy)=~t{ HotKey[index]=0;
p [C
9g HotKeyMask[index]=0;
0 MK} bRemoved=TRUE;
5VTVx1P[8 KeyCount--;
aG
}oI! break;
/(JG\Ut }
l{dsm1#W~ }
^\ x'4!W }
fY&TI}Y return bRemoved;
#!F>cez }
xA
Ez1 S<i1t[E@W void VerifyWindow()
w&L~+Z< {
O.B9w+G= for(int i=0;i<MAX_KEY;i++){
2/4zg if(hCallWnd
!=NULL){ t<` As6}
if(!IsWindow(hCallWnd)){ Nj4CkMM[3
hCallWnd=NULL; JW[6
^Rw
HotKey=0; D-BT`@~l
HotKeyMask=0; RdPk1?}K
KeyCount--; i4|R0>b
} \lQ3j8U
} fG'~@'P~
} ^ 0YQlT98
} !{^kH;*u
IADHe\.
BOOL CHookApp::InitInstance() h_(M#gG
{ Wz'!stcp
AFX_MANAGE_STATE(AfxGetStaticModuleState()); We{@0K/O
hins=AfxGetInstanceHandle(); MMFg{8
InitHotkey(); G*N[t w
return CWinApp::InitInstance(); <rE>?zvm
} j$q5m 24L
~wDXjn"U&
int CHookApp::ExitInstance() I0zx'x)F
{ qqw P4ceG
VerifyWindow(); ,kJ7c;:i
UnInit(); >O\+ 9T@
return CWinApp::ExitInstance(); +u
Iq]tqe
} _dm0*T ?
&qS%~h%2
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file u$R5Q{H_
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) 5c]:/9&
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ I/njyV)H
#if _MSC_VER > 1000 u"qVT9C$=
#pragma once ]Kq<U%x$
#endif // _MSC_VER > 1000 9iG&9tB@
C})Dvh
class CCaptureDlg : public CDialog c`xNTr01
{ G"?7 Z&+
// Construction *eoH"UFYQ#
public: d/9YtG%q
BOOL bTray; rByth,|
BOOL bRegistered; vIJ5iLF
BOOL RegisterHotkey(); JhFn"(O
UCHAR cKey; -Rw3[4>@O"
UCHAR cMask; '*y(F*7+
void DeleteIcon(); OCrTzz8
void AddIcon(); V#w$|2
UINT nCount; _+By=B.'
void SaveBmp(); HMF2sc$N
CCaptureDlg(CWnd* pParent = NULL); // standard constructor \eKXsO"d
// Dialog Data 1 .+O2qB
//{{AFX_DATA(CCaptureDlg) }%Mdf6LS64
enum { IDD = IDD_CAPTURE_DIALOG }; M
v(Pp
CComboBox m_Key; SvSO?H!-
BOOL m_bControl; xJ$uoy3+
BOOL m_bAlt; zTcz+3x
BOOL m_bShift; veq3t$sj
CString m_Path; u*@R`,Y
CString m_Number; ! :]_-DX
//}}AFX_DATA #$BFTlm|
// ClassWizard generated virtual function overrides }eVDe(7_
//{{AFX_VIRTUAL(CCaptureDlg) 72Bc0Wg
public: et+lL"&
virtual BOOL PreTranslateMessage(MSG* pMsg); B9NUafK=
protected: X6
BIZ
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support sR9$=91`
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); i) e6U(H
//}}AFX_VIRTUAL ,CyX*k8o
// Implementation &'/"=lK
protected: }9\_s*
HICON m_hIcon; mvjx
&+q
// Generated message map functions 5&s6(?,Eu
//{{AFX_MSG(CCaptureDlg) 9Do75S{(
virtual BOOL OnInitDialog(); $^fF}y6N
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); 1TQ?Fxj
afx_msg void OnPaint(); Xq$-&~
afx_msg HCURSOR OnQueryDragIcon(); &)k=ccm
virtual void OnCancel(); 73X*|g[O
afx_msg void OnAbout(); ^}~Q(ji7
afx_msg void OnBrowse(); hOB<6Tm[
afx_msg void OnChange(); n'mrLZw
//}}AFX_MSG Hes!uy
DECLARE_MESSAGE_MAP() o>M^&)Xs
}; my A;Y
#endif e^eJ!~0
t}R!i-D|HB
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file 8j>V?'Szk
#include "stdafx.h" S} UYkns*
#include "Capture.h" ^)9/Wz _x
#include "CaptureDlg.h" h/tCve3Z
#include <windowsx.h> G06;x
#pragma comment(lib,"hook.lib") F\N0<o
#ifdef _DEBUG [UXVL}tk
#define new DEBUG_NEW IQ<G.
#undef THIS_FILE Sk53Lc
static char THIS_FILE[] = __FILE__; bQ>wyA+G&E
#endif d\#yWY
#define IDM_SHELL WM_USER+1 AVjRhe
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); 9R$$(zB 1;
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); m~Pk]~j
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; ,mm97I
class CAboutDlg : public CDialog lx2#C9L_
{ /4Wf\
Zu
public: $EY[CA
E
CAboutDlg(); R8[VD iM6E
// Dialog Data 0 8L;u7u
//{{AFX_DATA(CAboutDlg) tkV[^OeU>
enum { IDD = IDD_ABOUTBOX }; #D_Ti%.^}
//}}AFX_DATA T2rwK2
// ClassWizard generated virtual function overrides `>\
~y1
//{{AFX_VIRTUAL(CAboutDlg) Vw w 211
protected: Kq")|9=d
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support sP^:*B0
//}}AFX_VIRTUAL
Jy:*GW6
// Implementation OulRqbL2
protected: 2T*kmDp
//{{AFX_MSG(CAboutDlg) "*#f^/LS
//}}AFX_MSG eWqS]cM#
DECLARE_MESSAGE_MAP() Pa{DB?P
}; LIG@`
4-[U[JJc
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) 5P<"I["
{ qGag{E5!
//{{AFX_DATA_INIT(CAboutDlg) ?&0CEfa?
//}}AFX_DATA_INIT #8t=vb3
} XwEMF5[
hub]M
void CAboutDlg::DoDataExchange(CDataExchange* pDX) Ch?yk^cY
{ iyCH)MA
CDialog::DoDataExchange(pDX); x=rMjz-`_
//{{AFX_DATA_MAP(CAboutDlg) EB&hgz&_
//}}AFX_DATA_MAP Ijiw`\;
} 1^o})9
qWK}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) }2LG9B%
//{{AFX_MSG_MAP(CAboutDlg) fV4eGIR&
// No message handlers P\ P=1NM
//}}AFX_MSG_MAP l1zPL3"u_^
END_MESSAGE_MAP() *H/)S 5
sB:e:PK
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) XC6 |<pru
: CDialog(CCaptureDlg::IDD, pParent) I;jH'._k#
{ br88b`L
//{{AFX_DATA_INIT(CCaptureDlg) prO&"t
>
m_bControl = FALSE; )Mq4p'*A[
m_bAlt = FALSE; w$$pTk|&n
m_bShift = FALSE; "d/54PKWx
m_Path = _T("c:\\"); I[Bp}6G
m_Number = _T("0 picture captured."); I|*<[/)]y
nCount=0; Z]LP18m9kl
bRegistered=FALSE; ]gHrqi%
bTray=FALSE; dj084q7
//}}AFX_DATA_INIT kxe{HxM$Z
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 $Rze[3
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); *RJD^hu
} A\ mSS
SKf;Fe
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) Wx/PD=Sf&
{ *9KT@"v
CDialog::DoDataExchange(pDX); I@N/Y{y#
//{{AFX_DATA_MAP(CCaptureDlg) w@P86'< v
DDX_Control(pDX, IDC_KEY, m_Key); -GL.8"c[
DDX_Check(pDX, IDC_CONTROL, m_bControl); b6e2a/x
DDX_Check(pDX, IDC_ALT, m_bAlt); Zu#^a|PE*
DDX_Check(pDX, IDC_SHIFT, m_bShift); a$uDoi
DDX_Text(pDX, IDC_PATH, m_Path); 6G4~-_
DDX_Text(pDX, IDC_NUMBER, m_Number); xPF.c,6b4=
//}}AFX_DATA_MAP }c9RDpjh~
} }:?_/$};
ow (YgM>t
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) lnl>!z
//{{AFX_MSG_MAP(CCaptureDlg) 8}oe))b
ON_WM_SYSCOMMAND() -{L 7%j|R
ON_WM_PAINT() r8y,$Mv<)0
ON_WM_QUERYDRAGICON() l-IA Q!d
ON_BN_CLICKED(ID_ABOUT, OnAbout) Tw/7P~*
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) } 5"Rj<
ON_BN_CLICKED(ID_CHANGE, OnChange) ]\ZJaU80I~
//}}AFX_MSG_MAP I7XM2xM
END_MESSAGE_MAP() Y]&2E/oc
A\/DAVnI
BOOL CCaptureDlg::OnInitDialog() Or/YEt}
{ )q!dMZ(
CDialog::OnInitDialog(); sWA-_ 4
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); Ei,dO;&
ASSERT(IDM_ABOUTBOX < 0xF000); qoQ,3&<
CMenu* pSysMenu = GetSystemMenu(FALSE); Xa}y.qH
if (pSysMenu != NULL) F+zHgE
{ qCk`398W
CString strAboutMenu; (Gzq 1+B
strAboutMenu.LoadString(IDS_ABOUTBOX); Ey&A\
if (!strAboutMenu.IsEmpty()) gvjy'Rm
{ iF##3H$c
pSysMenu->AppendMenu(MF_SEPARATOR); =v !8i
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); '&AeOn
} >r:z`^p
} 4[r:DM|8
SetIcon(m_hIcon, TRUE); // Set big icon bA"*^"^
SetIcon(m_hIcon, FALSE); // Set small icon 7'.6/U
m_Key.SetCurSel(0); #)DDQ?D
RegisterHotkey(); A9HgABhax
CMenu* pMenu=GetSystemMenu(FALSE); 0}_1ZU
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); sZa>+
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); r_^]5C\
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); coXm*X>z
return TRUE; // return TRUE unless you set the focus to a control Fvv/#V^R
} I*+*Wf
oXwcil
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) g>?,,y6/w
{ &fxyY(
if ((nID & 0xFFF0) == IDM_ABOUTBOX) sBN4:8
{ B`%%,SLJ
CAboutDlg dlgAbout; L@ N\8mf
dlgAbout.DoModal(); Qmv8T
^+
} KH$o X\v
else d$D3iv^hyx
{ yrMakT =
CDialog::OnSysCommand(nID, lParam); nzi)4"3O
} lt l(SIi
} +P*,i$MV
y9GaxW*&