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:
SZ,YS
4M
;$smH=I 一、实现方法
{OXFN;2 ,q}MLTSi 热键管理DLL实际上是一个键盘钩子,由它来监视系统的键盘事件。如果有和程序登记符合的按键组合就通知该程序的窗口。为了应用方便,本实例把它做成了一个标准的管理库来为其它的程序通过热键服务,它有两个输出函数:AddHotkey()和DeleteHotkey(),程序只需要调用这两个函数就可以了,如果编译之后不用改变热键,则只需要AddHotkey就可以了。DLL中的所有的全局变量都放在一个共享段中,定义如下:
H@q?v+2 U*22h` S #pragma data_seg("shareddata")
t.7? HHOOK hHook =NULL; //钩子句柄
\/: {)T~ UINT nHookCount =0; //挂接的程序数目
k< y>) static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
\.-}adKg static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
Nv(9N-9r static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
~8GF Q ph static int KeyCount =0;
XZ^^%*ew static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
{ys=Ndo8 #pragma data_seg()
v2B0q4*BS? =<?+#-;p 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
-Z 4e.ay5 555XCWyrC DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
-_1>C\h" 8=NM|i BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
gj*+\3KO@a cKey,UCHAR cMask)
j!U-'zJ {
aX5
z&r:{ BOOL bAdded=FALSE;
U56G. for(int index=0;index<MAX_KEY;index++){
,n3a
gkPO> if(hCallWnd[index]==0){
9%B\/&f hCallWnd[index]=hWnd;
0:9.;x9_ HotKey[index]=cKey;
G+X
Sfr HotKeyMask[index]=cMask;
xlA$:M& bAdded=TRUE;
vUohtS* KeyCount++;
2QJ{a46} break;
dwDcR,z?a }
2E}*v5b, }
P_*" dza return bAdded;
_V7r1fY: }
X!9 B2w //删除热键
#,":vr BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
j$?{\iXZ {
a1_GIM0 BOOL bRemoved=FALSE;
AlAY iUw{ for(int index=0;index<MAX_KEY;index++){
9}PhN<Gd if(hCallWnd[index]==hWnd){
Y8-86 *zC if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
f;W|\z' hCallWnd[index]=NULL;
7?GIS ' HotKey[index]=0;
nV -mPyfL8 HotKeyMask[index]=0;
^,/RO5 bRemoved=TRUE;
.k%[4:Fe KeyCount--;
?4q4J8j break;
;[=8B\? }
M$/|)U'W }
^j31S*f&: }
+^=8ge} return bRemoved;
L"o>wYx }
kXi6lh B?'#4J >[*8I\*@n DLL中的钩子函数如下:
{L/ tst#C 05b_)&4R LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
A v2 08}Y {
jRJn+ BOOL bProcessed=FALSE;
0n;<
ge&~R if(HC_ACTION==nCode)
;" dV"W
{
-f% ' if((lParam&0xc0000000)==0xc0000000){// 有键松开
q*_/to switch(wParam)
%oZ6l* {
+l9!Fl{MK\ case VK_MENU:
\s=t|Wpu2 MaskBits&=~ALTBIT;
glM$R &/ break;
7UVzp v case VK_CONTROL:
SYCEQ5
- MaskBits&=~CTRLBIT;
_B/dWA,P break;
Yu)NO\3& case VK_SHIFT:
f!I[>&n MaskBits&=~SHIFTBIT;
psg)*'r break;
Fcd3H$Na; default: //judge the key and send message
ST:A<Da" break;
'8!YD?n }
g#Sl %Y for(int index=0;index<MAX_KEY;index++){
%s|}Fz-> if(hCallWnd[index]==NULL)
0
q}*S~ continue;
vms|x wb if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
$~VRza 8Q {
JtEo'As:[ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
1IC~e^" bProcessed=TRUE;
5ni~Q 9b }
[5G6VNh= }
6p?,( }
. 1KhBgy^K else if((lParam&0xc000ffff)==1){ //有键按下
d1AioQ9 switch(wParam)
oSyyd {
YwDbPX case VK_MENU:
ADDSCY=, MaskBits|=ALTBIT;
++6`sMJ break;
pEBM3r!X case VK_CONTROL:
\;qW 3~ MaskBits|=CTRLBIT;
i;/5Y'KZ break;
X*/ho case VK_SHIFT:
f&BY/ n, MaskBits|=SHIFTBIT;
YG@t5j#b break;
w<Wf?a G default: //judge the key and send message
YG3J$_?y0 break;
UTH*bL5/J2 }
kCR_tn
4 for(int index=0;index<MAX_KEY;index++){
N/%WsQp if(hCallWnd[index]==NULL)
/178A;Jy continue;
H*ow\
Ct if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
([SU:F!uW( {
}001K SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
sf)EMh3Z bProcessed=TRUE;
fZ0M%f }
=G7m)! }
Si8pzd }
}uJu>'1[G if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
*5%d XixN for(int index=0;index<MAX_KEY;index++){
-:|?h{q?u if(hCallWnd[index]==NULL)
06O2:5zF continue;
B:'J`M"N if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
41`n1:-] SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
R=gb' //lParam的意义可看MSDN中WM_KEYDOWN部分
lR )67a }
,?>s>bHV }
X:HacYqtC }
>/l? g5{ return CallNextHookEx( hHook, nCode, wParam, lParam );
i,>khc }
hIy ~B[' B"h#C!E 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:
63\/ *
NNB 7 HIeJ BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
vB.E3 r= BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
K2TcOFQ CyS$|E 为了添加应用程序对热键通知事件的响应,程序中用的办法是重载WindowProc()函数,该函数代码如下:
&]`(v}`] ''yB5#^w( LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
z@!`:'ak {
"W6uV! if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
OLyf8&AU@ {
(}Z@R#njH //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
/rWd=~[MO SaveBmp();
3{'Ne}5%I return FALSE;
8aK)#tNWN }
[tlI!~Z …… //其它处理及默认处理
Bt@^+vH ~ }
Q# ~Q=T'< _K]_
@Ivh C _'%NlJ' 将屏幕图像保存到BMP文件中的任务是由函数SaveBmp()来完成的,具体实现参见代码部分。另外为了顺利实现屏幕抓图,程序中还实现了"托盘"功能,由于这一部分本书在实例中已经专门介绍过了,所以不再赘述,读者朋友可以参考相关实例。
.+PI}[g &S~zNl^m 最后需要提醒读者朋友们注意的是,源程序的编译与使用时要先编译hook.dll并将其放在系统目录(win2000/NT是system32,98/ME是system),然后编译对话框程序运行即可。
z* ^_)Z tr<Nm6! 二、编程步骤
VCV"S>aVf Q-_N2W? 1、 启动Visual C++,生成一个DLL项目和一个基于对话框的应用程序项目,并将两个项目分别命名为"Hook"和"Capture";
l3Xfc2~ 2 Sc\*W0m 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
u(@$a4z $ `ov4W 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;
zd2)M@ I(i}c~R 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;
~ksi</s KaPAa:Q 5、 添加代码,编译运行程序。
:flx6,7D cz
>V8 三、程序代码
/)YNs7gR ,]bhy p ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
B,?T% #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
%KsEB*'" #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
m8A#~i . #if _MSC_VER > 1000
`7c~mypx #pragma once
%Qmn-uZ #endif // _MSC_VER > 1000
cr%"$1sY; #ifndef __AFXWIN_H__
gwLf ' #error include 'stdafx.h' before including this file for PCH
YmL06<Mh #endif
]O]4z,n #include "resource.h" // main symbols
Px4)>/ z, class CHookApp : public CWinApp
uZNTHD {
`g(Y*uCp public:
U;YC}r CHookApp();
[$mHv,~ // Overrides
{#ZlM // ClassWizard generated virtual function overrides
*:Y%HAy* //{{AFX_VIRTUAL(CHookApp)
8[a=OP public:
<^VJy5> virtual BOOL InitInstance();
[)H&'5 +F virtual int ExitInstance();
Ur9?Td'*> //}}AFX_VIRTUAL
D9<!mH //{{AFX_MSG(CHookApp)
N4v~;;@(
// NOTE - the ClassWizard will add and remove member functions here.
Y\D!/T // DO NOT EDIT what you see in these blocks of generated code !
n`#tKwWHYx //}}AFX_MSG
H=<S 9M DECLARE_MESSAGE_MAP()
,vr? 2k };
HJ9Kz^TnC LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
RiDJ> 6S BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
_dqzB$JV BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
~5NXd)2+Ks BOOL InitHotkey();
Z/W:97M BOOL UnInit();
x3hB5p$q #endif
.!Oo|m`V@ nL5cK: //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
CuFSeRe #include "stdafx.h"
U bXh,QEG* #include "hook.h"
5&QJ7B,! #include <windowsx.h>
pV9IHs} #ifdef _DEBUG
&q3"g*q #define new DEBUG_NEW
caU0\VS #undef THIS_FILE
ynq}76 H0k static char THIS_FILE[] = __FILE__;
ohRjvJ'v| #endif
q3mJ782p] #define MAX_KEY 100
v_BcTzQ0S #define CTRLBIT 0x04
@:j}Jmg #define ALTBIT 0x02
TITKj?*o #define SHIFTBIT 0x01
3_ r*y9l #pragma data_seg("shareddata")
Hkk/xNP HHOOK hHook =NULL;
CnU*Jb UINT nHookCount =0;
Nkjza:f{ static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
{o)L c6T8s static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
qz+dmef static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
:G [|CPm- static int KeyCount =0;
,`|3KE9 static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
LzG%Z1` #pragma data_seg()
Z~AO0zUKY HINSTANCE hins;
AS!?q void VerifyWindow();
rx'RSo#1O BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
!`k1:@NZ //{{AFX_MSG_MAP(CHookApp)
- \5v^l // NOTE - the ClassWizard will add and remove mapping macros here.
s6H]J{1F // DO NOT EDIT what you see in these blocks of generated code!
RM]\+BK //}}AFX_MSG_MAP
o\[~.";Z END_MESSAGE_MAP()
NokU)O ;x ]q;Emy CHookApp::CHookApp()
@fHi\W2JG {
'<jyw // TODO: add construction code here,
u#Pa7_zBj] // Place all significant initialization in InitInstance
#pT"BSz] }
Vrjc~>X -c_74c50 CHookApp theApp;
i@C].X LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
]}Mj)J" m {
yg`j-9[8 BOOL bProcessed=FALSE;
{}>0e:51 if(HC_ACTION==nCode)
z#zI1Am(O {
JUsQ,ETn if((lParam&0xc0000000)==0xc0000000){// Key up
>NO[UX%yP switch(wParam)
Sj-n;F|=X {
spGb!Y`mR case VK_MENU:
c-x,fS"&W MaskBits&=~ALTBIT;
61,;Uc\T break;
e|NG"< case VK_CONTROL:
%d1,a$*3} MaskBits&=~CTRLBIT;
tnV/xk#! break;
Bgn&:T8< case VK_SHIFT:
k|v3.< - MaskBits&=~SHIFTBIT;
j?A/# break;
&D>G8 default: //judge the key and send message
Nu0C;B66 break;
|Z|-q"Rf }
|+"<wEKI for(int index=0;index<MAX_KEY;index++){
niiA7Ux if(hCallWnd[index]==NULL)
Z EXc%-M continue;
-0d0t! if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
QMA%$ {
o906/5M SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
bH-ub2@qO bProcessed=TRUE;
P#E &|n7DT }
9"@\s$
OBk }
q YC;cKv }
{i1|R"ta else if((lParam&0xc000ffff)==1){ //Key down
!xz eM VI switch(wParam)
nxY\|@ {
u9:`4b case VK_MENU:
Yw22z #K MaskBits|=ALTBIT;
sW Qfr$^A break;
`uq8G case VK_CONTROL:
&Q9qq~ MaskBits|=CTRLBIT;
KLU-DCb% break;
jPC[_g case VK_SHIFT:
8J*"%C$qe MaskBits|=SHIFTBIT;
TIx|L break;
[=x[ w70 default: //judge the key and send message
CWf /H)~ break;
\(~y? l }
v:EB*3n5 for(int index=0;index<MAX_KEY;index++)
]O Z5fd {
*w$W2I>b7 if(hCallWnd[index]==NULL)
w:??h4lt continue;
NWP5If|'X if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
LnFdhrB@x {
7WZrSC SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
,ZKr.`B bProcessed=TRUE;
LZ\q37UV }
"C?#SO
B }
t$+?6E }
@M<|:Z %.@ if(!bProcessed){
c4!^nk] for(int index=0;index<MAX_KEY;index++){
osciZ'~ if(hCallWnd[index]==NULL)
NnO~dRx{ continue;
yxonRV$& if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
LO'**}vm SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
-Q2, " }
Bm.afsM; }
F^l[GdUosK }
5VRYO"D: return CallNextHookEx( hHook, nCode, wParam, lParam );
/xG*,YL/q }
sJ\BF HPpR. BOOL InitHotkey()
SEORSS {
|VKK#J/ if(hHook!=NULL){
C#QpQg2 nHookCount++;
Pl(Q,e7O] return TRUE;
"B8Q: }
Tb A}BFT` else
$JS L-NkE hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
qsL)}sC^8 if(hHook!=NULL)
Gk967pC nHookCount++;
PEN\-*Pv return (hHook!=NULL);
D>|H 2 }
E"\/M BOOL UnInit()
w^(<N7B3T {
ml2_
]3j! if(nHookCount>1){
:WC2Ax7$2 nHookCount--;
t4{rb,
}W return TRUE;
k[0-CB }
(VS5V31" BOOL unhooked = UnhookWindowsHookEx(hHook);
?xK8# if(unhooked==TRUE){
mCRt8rY; nHookCount=0;
;g8R4!J hHook=NULL;
so^lb?g }
U!T~!C^ return unhooked;
WJ)z6m] }
w'L\?pI ~L]|?d" BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
|].pDwgt {
\Fl+\?~D BOOL bAdded=FALSE;
X(!Cfb8+5 for(int index=0;index<MAX_KEY;index++){
KgV3j]d if(hCallWnd[index]==0){
u,F nAh?" hCallWnd[index]=hWnd;
!P ~_Dl2d HotKey[index]=cKey;
EQ2#/> HotKeyMask[index]=cMask;
PiY Y6i0 bAdded=TRUE;
6\L0mcXR!
KeyCount++;
z25lZI" X` break;
%?LOs
H }
4B=2>k }
sfLMkE return bAdded;
4f@o mAM }
^<;V]cY` ,_|]Ufr!a BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
hp8%.V$f {
f6 |KN+. BOOL bRemoved=FALSE;
Vw[ 6t>` for(int index=0;index<MAX_KEY;index++){
l;af~ef)' if(hCallWnd[index]==hWnd){
Ok>gh2e[c if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
'"y|p+=j: hCallWnd[index]=NULL;
o5xAav"+> HotKey[index]=0;
`))\}C@k HotKeyMask[index]=0;
H|,Oswk~- bRemoved=TRUE;
zG+R5: KeyCount--;
33jovK2 break;
>Wh}f3C }
U QE qX }
vQ<90ZxqB }
%509\;el return bRemoved;
zs%Hb48V }
vesJEaw7 L{:9Cx!F void VerifyWindow()
Tskq)NU {
u83J@nDQ for(int i=0;i<MAX_KEY;i++){
P-`M if(hCallWnd
!=NULL){ Q=BZ N]g2
if(!IsWindow(hCallWnd)){ 5?p2%KQ
hCallWnd=NULL; Zkx[[gzL
HotKey=0; 9Kg21-?
HotKeyMask=0; GRMiQa
KeyCount--; ]"+95*B
} TqNadHQ
} b5,x1`#7k
} 'jmTXWq*
} "dsU>3u
W-Fu -Cz=
BOOL CHookApp::InitInstance() ZPc@Zr`z
{ >*@y8u*
AFX_MANAGE_STATE(AfxGetStaticModuleState()); PpV'F[|,r
hins=AfxGetInstanceHandle(); nM\eDNK
InitHotkey(); 9 Yx]=n
return CWinApp::InitInstance(); ;WgJ<&33
} 0~HKiH-
KQcs3F@t
int CHookApp::ExitInstance() lAzjN~V
{ |UP `B|
VerifyWindow(); @lCJ G!u
UnInit(); 7~&/_3
return CWinApp::ExitInstance(); PN0VQ/..
} Ad:TYpLD
.P.z B}0=
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file tyfTU5"x
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) 1mfs4
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ {*[\'!d--.
#if _MSC_VER > 1000 994`ua+
#pragma once %Rz&lh/
#endif // _MSC_VER > 1000 aaKN^fi&
p`nPhk,:b
class CCaptureDlg : public CDialog ;2@BO-3K
{ +zu(
// Construction m~@;~7I x
public: ?s\
OUr
BOOL bTray; 3ia^\ jw
BOOL bRegistered; ?I/qE='*
BOOL RegisterHotkey(); [~kdPk
UCHAR cKey; 48jVRo
UCHAR cMask; ikSF)r;*t
void DeleteIcon(); $BkubWM
void AddIcon(); Glxuz0]
UINT nCount; N;Dni#tQ`
void SaveBmp(); z ^_*&
CCaptureDlg(CWnd* pParent = NULL); // standard constructor `Q+(LBP
// Dialog Data n8uv#DsdK
//{{AFX_DATA(CCaptureDlg) I&MY{f
enum { IDD = IDD_CAPTURE_DIALOG }; a\IP12F?
CComboBox m_Key; * 5
|)-E
BOOL m_bControl; u)3 $~m~
BOOL m_bAlt; 0q.Ujm=,z
BOOL m_bShift; vohoLeJTj
CString m_Path; SfJA(v@E
CString m_Number; N>Eqj>G
//}}AFX_DATA *?y+e
// ClassWizard generated virtual function overrides /EibEd\
//{{AFX_VIRTUAL(CCaptureDlg) smdZxFl
public: N B\{'
virtual BOOL PreTranslateMessage(MSG* pMsg); !:|TdYrmj
protected: y;t6sM@
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support @[#$J0qq
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); s
<
//}}AFX_VIRTUAL W?0 lV5/
// Implementation qb5#_1qz+^
protected: ysmNio
HICON m_hIcon; ?pYKZg/c
// Generated message map functions U7!.,kR-
//{{AFX_MSG(CCaptureDlg) !O.[PH(,*
virtual BOOL OnInitDialog();
)x}l3\s
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); *<E]E?
afx_msg void OnPaint(); 'xhcuVl
afx_msg HCURSOR OnQueryDragIcon(); /"
${$b{
virtual void OnCancel(); 1x@qkL6
afx_msg void OnAbout(); gzjR6uz
afx_msg void OnBrowse(); rgSOS-ox
afx_msg void OnChange(); K TsgJ\W
//}}AFX_MSG 7SlsnhpW
DECLARE_MESSAGE_MAP() +Vo}F
}; qOSg!aft{Q
#endif OkCQ?]
4l!@=qwn
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file ndjx|s)E
#include "stdafx.h" 5Xl/L
#include "Capture.h" NE/m-ILw
#include "CaptureDlg.h" oq4}3bQ
#include <windowsx.h> @%tRhG
#pragma comment(lib,"hook.lib") ZDD..j
#ifdef _DEBUG WVmq% ,7
#define new DEBUG_NEW ddfs8\
#undef THIS_FILE u)ev{)$TM
static char THIS_FILE[] = __FILE__; )I^2k4Cg"
#endif Nc:({@I
#define IDM_SHELL WM_USER+1 e1>aTu@
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); !
iptT(2
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); %V1Z~HC
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; P6 ;'Sza
class CAboutDlg : public CDialog Di@GY!
{ N[<H7_/3
public: %r-V2)
CAboutDlg(); p.
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// Dialog Data c&X{dJWD
//{{AFX_DATA(CAboutDlg) o\88t){/kB
enum { IDD = IDD_ABOUTBOX }; L lw&& K
//}}AFX_DATA %/c+`Wd/l$
// ClassWizard generated virtual function overrides b+6"#/s
//{{AFX_VIRTUAL(CAboutDlg) oEx\j+}@n
protected: y.=/J8->
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support ]c<qM_HWg
//}}AFX_VIRTUAL ew;ur?
// Implementation X=6y_^
protected: -DN8Yb
//{{AFX_MSG(CAboutDlg) cFN'bftH4
//}}AFX_MSG |\dZ'
DECLARE_MESSAGE_MAP() kaxvPv1
}; ?;wpd';c
#Hvq/7a2R
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) I.Y['%8,5~
{ {ekCQeDo
//{{AFX_DATA_INIT(CAboutDlg) ],ZzI
//}}AFX_DATA_INIT j,t#B"hOnp
} CW)Z[<d8
~%/Wupf
void CAboutDlg::DoDataExchange(CDataExchange* pDX) mCs#.%dU
{ &X|<@'933
CDialog::DoDataExchange(pDX); {TOmv
//{{AFX_DATA_MAP(CAboutDlg) h'i{&mS_b
//}}AFX_DATA_MAP SFb{o<0 =
} nLwiCfe
zW}[+el}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) Io|X#\K
//{{AFX_MSG_MAP(CAboutDlg) g
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// No message handlers L>!8YUz7p$
//}}AFX_MSG_MAP TDg@Tg0
END_MESSAGE_MAP() :qR=>n=
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CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) `/"nTB
: CDialog(CCaptureDlg::IDD, pParent) jYVE8Y)my
{ |+:h|UIUQ
//{{AFX_DATA_INIT(CCaptureDlg) (=16PYs
m_bControl = FALSE; y8s!M
m_bAlt = FALSE; [3W*9j
m_bShift = FALSE; ;uqx@sx ;
m_Path = _T("c:\\"); `:wvh(
m_Number = _T("0 picture captured."); aZet0?Qr
nCount=0; Aj9Ji"18za
bRegistered=FALSE; x$wd
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bTray=FALSE; [xfaj'j=@
//}}AFX_DATA_INIT ewuXpv%vwW
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 ="%W2
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); !@I}mQ ~
} Uu"0rUzt
Q \]Xm>
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) 5tv<8~:K
{ 6 CC &Z>
CDialog::DoDataExchange(pDX); - ZW3
//{{AFX_DATA_MAP(CCaptureDlg) .c^
ggy%
DDX_Control(pDX, IDC_KEY, m_Key); l;"Ab?P\
DDX_Check(pDX, IDC_CONTROL, m_bControl); vBvNu<v7te
DDX_Check(pDX, IDC_ALT, m_bAlt); Olfn
DDX_Check(pDX, IDC_SHIFT, m_bShift); oyk>vIZ
DDX_Text(pDX, IDC_PATH, m_Path); <e)o1+[w
DDX_Text(pDX, IDC_NUMBER, m_Number); a`E*\O'd
//}}AFX_DATA_MAP _Cy:]2o
} v)f7};"z
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BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) cBYfXI0`
//{{AFX_MSG_MAP(CCaptureDlg) Eq^uKi
ON_WM_SYSCOMMAND() 3L_I[T$s
ON_WM_PAINT() TwvAj#j
ON_WM_QUERYDRAGICON() a=xT(G0Re
ON_BN_CLICKED(ID_ABOUT, OnAbout) pilh@#_h
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) w?mEuXc
ON_BN_CLICKED(ID_CHANGE, OnChange) K'1~^)*
//}}AFX_MSG_MAP F_ 7H!F
END_MESSAGE_MAP() 8ga_pNe
xMs]Hs
BOOL CCaptureDlg::OnInitDialog()
/u`3VOn
{ WlV
z,t'if
CDialog::OnInitDialog(); 9B dt (}0A
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); E2AW7f(/
ASSERT(IDM_ABOUTBOX < 0xF000); Nt:8ogk/
CMenu* pSysMenu = GetSystemMenu(FALSE); kax\h
if (pSysMenu != NULL) Jqr)V2Y
{ _M,lQ~
CString strAboutMenu; ciMM^ZRIb
strAboutMenu.LoadString(IDS_ABOUTBOX); "R9Yb,tIN
if (!strAboutMenu.IsEmpty()) D);'pKl
{ m-V02's
pSysMenu->AppendMenu(MF_SEPARATOR); .5> 20\b2
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); ,WWj-X|+=
} 7S$&S;
} ^1jk$$f
SetIcon(m_hIcon, TRUE); // Set big icon :XV}
c(+d
SetIcon(m_hIcon, FALSE); // Set small icon DlyMJ#a
m_Key.SetCurSel(0); K3mAXC,d
RegisterHotkey(); K(T\9J.
CMenu* pMenu=GetSystemMenu(FALSE); 'GJVWpvUU
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); Ep ~wWQh
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); ~2uh'e3
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); U5/qf8)yO
return TRUE; // return TRUE unless you set the focus to a control >qn/<??
} 7ODaX.t->
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