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:
!"N-To-c
#Ue_ 一、实现方法
C(5B/W6 +[$ Q C* 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:
L2^M#G@t dzyp:\&9 #pragma data_seg("shareddata")
y4N=v{EbL HHOOK hHook =NULL; //钩子句柄
CqbPUcK UINT nHookCount =0; //挂接的程序数目
?DKwKt static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
p*"H&xA@ static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
y4~;H{! static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
d@_| static int KeyCount =0;
zsha/:b static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
GJ4R f% #pragma data_seg()
j_HwR9^fd, 4Rev7Mc 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。
YVB\9{H? V<G=pPC'H 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:
fs
wQ* 6$*ZH* BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
IJV1=/NJW cKey,UCHAR cMask)
([L5i&DT {
'J"m`a8no BOOL bAdded=FALSE;
!_My]>S for(int index=0;index<MAX_KEY;index++){
~V<imF if(hCallWnd[index]==0){
[`Dv# hCallWnd[index]=hWnd;
?:XbZ"25pJ HotKey[index]=cKey;
CP!>V:w%9! HotKeyMask[index]=cMask;
o&b1-=MC2 bAdded=TRUE;
COk;z.Kn KeyCount++;
@80Z@Pj break;
[<p7'n3x }
}qOj^pkJ }
ts3BmfR? return bAdded;
UN6Du\)]d }
2dUVHu= + //删除热键
?go+oS^ BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
O4i5fVy{ {
1JXa/f+ BOOL bRemoved=FALSE;
szx7CP`<8 for(int index=0;index<MAX_KEY;index++){
_@Le MNv if(hCallWnd[index]==hWnd){
iI(7{$y if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
o:irwfArv hCallWnd[index]=NULL;
ypK1
sw HotKey[index]=0;
V)8d1S HotKeyMask[index]=0;
"=97:H{! bRemoved=TRUE;
<i(<|/$ KeyCount--;
2po>%Cp break;
%t:pG}A>:C }
Dtw1q- }
}+1Y>W7q }
>u:t2DxE return bRemoved;
SsE8;IGH }
SuU_psF
-0/5! ?-`G0 ( DLL中的钩子函数如下:
oSOO5dk:z #gL$~.1 LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
Y]SX2kk(2 {
?4 fXCb]7 BOOL bProcessed=FALSE;
8- U1Y
if(HC_ACTION==nCode)
XH?}0D( {
.9< i if((lParam&0xc0000000)==0xc0000000){// 有键松开
LXIQpD,M switch(wParam)
J4Ix\r_ {
4nfpPNt case VK_MENU:
ptrQ~m- MaskBits&=~ALTBIT;
B|~tW21 break;
5f:Mb|.? case VK_CONTROL:
e*7nq~ B5 MaskBits&=~CTRLBIT;
!8Rsz:7^- break;
V?a+u7*U& case VK_SHIFT:
VZ`L-P$AF MaskBits&=~SHIFTBIT;
c3X'Sv break;
=lzRx%tm default: //judge the key and send message
:+9KNyA break;
ndIf1} }
p@H3NX for(int index=0;index<MAX_KEY;index++){
|]dA`e&y if(hCallWnd[index]==NULL)
SA| AS< continue;
FZW)C'j if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
G\y: O9( {
PhHBmMGL SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
r+}5;fQJ bProcessed=TRUE;
oJcDs-! }
#bqc}h9 }
T+O Qa+E@P }
Rn(vG-xQ else if((lParam&0xc000ffff)==1){ //有键按下
yEnurq%J switch(wParam)
t8Sblgq {
`uO(#au,U case VK_MENU:
7r`A6 \
! MaskBits|=ALTBIT;
\
2$nFr?0 break;
5AvbKT case VK_CONTROL:
03WLVP@ MaskBits|=CTRLBIT;
p7UdZOi2 break;
qno8qF* case VK_SHIFT:
?R
4sH MaskBits|=SHIFTBIT;
HA?<j|M break;
E4a`cGb default: //judge the key and send message
8n.sg({g break;
?onaJ=mT }
PdUlwT?8C for(int index=0;index<MAX_KEY;index++){
W| z
djb if(hCallWnd[index]==NULL)
Z/#&c continue;
aZ[
aZU if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
v"y0D {
9] i$`y SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
8JOfx bProcessed=TRUE;
6qW/Td|g }
E8[{U8)[;5 }
^BDM' }
3?x4+b if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
X@;o<2^ for(int index=0;index<MAX_KEY;index++){
ra="4T$va if(hCallWnd[index]==NULL)
^6tcB* #A continue;
D(EY"s37 if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
:xn/9y+s SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
So&an ! //lParam的意义可看MSDN中WM_KEYDOWN部分
<M(Jqb cWa }
Q_ zGs6 }
v9<7= D&x }
gk"0r\Eq return CallNextHookEx( hHook, nCode, wParam, lParam );
.AEOf0t }
OQ[E-%v1 R -P|EV|8= 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:
")J\} $r RYU(z;+0p BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
8vzjPWu BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
s[{L.9Y %9|}H [x 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:
t;[L-|^ gv&%2e} _ LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
5gZEcJ {
'b#`)w@/= if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
|K},f, {
\(y6o}aW //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
)Fc`rY SaveBmp();
it=4cHT return FALSE;
zzf;3S? }
yN*HIN …… //其它处理及默认处理
RX-qL,dc }
txF)R[dZK \Y)pm9! ]+1?T)<! 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。
A>;Q<8rh */=5m] 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。
/O"IA4O .C
avb 二、编程步骤
HGuY-f m'Jk!eo 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";
z^s40707x [4)q6N5`f 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
zd)2@jX= Evd>s 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;
{}Y QB'} `aY{$>$S 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;
i
! wzID q6Q;9 , 5、 添加代码,编译运行程序。
DKV^c' R|PFGhi6"A 三、程序代码
x:TBZh?@$ TNs0^h) ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
AXBv']Y #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
O.7Q*^_ #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
:Jp$_T&E #if _MSC_VER > 1000
pWo`iM& F #pragma once
&1hJ?uM01 #endif // _MSC_VER > 1000
1tvgM
!. #ifndef __AFXWIN_H__
%N\pfZ2\ #error include 'stdafx.h' before including this file for PCH
Xg*IOhF6x #endif
Lp\89tB> #include "resource.h" // main symbols
]?P9M<0PM class CHookApp : public CWinApp
3}::"X {
.lMIJN&/ public:
q2VQS1R`8 CHookApp();
Rul Zh2C // Overrides
.pNPC|XU // ClassWizard generated virtual function overrides
^H'zS3S //{{AFX_VIRTUAL(CHookApp)
!:Lb^C;/ public:
Q1qf'u virtual BOOL InitInstance();
1Yt;1k' virtual int ExitInstance();
pm<zw- //}}AFX_VIRTUAL
ybBLBJb //{{AFX_MSG(CHookApp)
${n=1-SMU // NOTE - the ClassWizard will add and remove member functions here.
9wLV\>i[k // DO NOT EDIT what you see in these blocks of generated code !
4]$cf: //}}AFX_MSG
=re1xR!E5 DECLARE_MESSAGE_MAP()
1-@.[VI };
t0Q/vp*/ LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
J-lQPMI, BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
^ri?eKy.-g BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
^n5[pF}Gw BOOL InitHotkey();
Tfc5R;Rw BOOL UnInit();
*JXiOs #endif
[07N<< T2#
W=P //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
se](hu~w #include "stdafx.h"
1
O+4A[cr #include "hook.h"
@YyTXg{ZK #include <windowsx.h>
VXvr`U\ #ifdef _DEBUG
11}fPWK #define new DEBUG_NEW
FKflN #undef THIS_FILE
WAiEINQ^) static char THIS_FILE[] = __FILE__;
q4vu r>m6 #endif
0 3L"W^gc #define MAX_KEY 100
~uRG~,{rH #define CTRLBIT 0x04
i> Ssp #define ALTBIT 0x02
*zX*k7LnV #define SHIFTBIT 0x01
~I6Er6$C^ #pragma data_seg("shareddata")
GP ;c$pC HHOOK hHook =NULL;
/=4P<&J UINT nHookCount =0;
8Dpf{9Y-E static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
V%&t'H{ static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
W5?F?Dp!v static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
[6qa"Ie static int KeyCount =0;
l5S(xQ static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
p8y_uNQE #pragma data_seg()
`pY\Mmgv1 HINSTANCE hins;
^a|$z$spf void VerifyWindow();
l(9$s4R BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
''!pvxA //{{AFX_MSG_MAP(CHookApp)
6\4ny 0 // NOTE - the ClassWizard will add and remove mapping macros here.
xI'<4lo7Z // DO NOT EDIT what you see in these blocks of generated code!
+NPk9jn //}}AFX_MSG_MAP
vOsd>3" END_MESSAGE_MAP()
hb9X<N+p ~u1ox_v`%( CHookApp::CHookApp()
I jN3 jU {
a8aEZ724 // TODO: add construction code here,
hu\HK81m // Place all significant initialization in InitInstance
TCp!4-~, }
_Jj/"? NAhV8 CHookApp theApp;
Mw7!w-1+ LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
6cSMKbgZJ {
>]Hz-2b BOOL bProcessed=FALSE;
}5bh,' if(HC_ACTION==nCode)
wXDF7tJh {
?UQVmE& if((lParam&0xc0000000)==0xc0000000){// Key up
3tI=?E# switch(wParam)
N+l~r]: & {
C.s{& case VK_MENU:
P]T(I/\g MaskBits&=~ALTBIT;
9}`O*A=KC break;
mp0p#8txi case VK_CONTROL:
tC\x9&: MaskBits&=~CTRLBIT;
oT&JQ,i[2Q break;
sl|s#+Z case VK_SHIFT:
8,YF>O& MaskBits&=~SHIFTBIT;
_)2.#L break;
RGhl`; default: //judge the key and send message
v83uGEq( break;
hxx,E>k }
xPb;_~ for(int index=0;index<MAX_KEY;index++){
~wDmt if(hCallWnd[index]==NULL)
'*!R
gbj; continue;
Nv*x^y] if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
[V{JuG;s {
r\vB-nJ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
EG&^;uU bProcessed=TRUE;
'LFHZ&- }
B+);y }
{b^naE }
8Nxf2i5 else if((lParam&0xc000ffff)==1){ //Key down
cGkl=-oQ' switch(wParam)
{d}-SoxH {
@iUzRsl case VK_MENU:
]~8bh*,= MaskBits|=ALTBIT;
3k;U#H break;
,.]e~O4R case VK_CONTROL:
Sn.I
]:l MaskBits|=CTRLBIT;
"+_]N9%) break;
7oF`Os+U case VK_SHIFT:
zA&0H MaskBits|=SHIFTBIT;
Cd'P break;
|C'w] QYm default: //judge the key and send message
PZNo.0M70 break;
rZu_"bcJ }
tt[P{mMQ for(int index=0;index<MAX_KEY;index++)
34YYw@?}Y {
HCHP15otfe if(hCallWnd[index]==NULL)
$DA0lY\ continue;
eno*JK if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
M42Zpb]. {
<B`}18x SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
^Q!:0D* bProcessed=TRUE;
|GK [I }
edGV[=]F }
Cb=r 8C }
Hxb{bF if(!bProcessed){
`Kym{og for(int index=0;index<MAX_KEY;index++){
{Hp?rY@ if(hCallWnd[index]==NULL)
JsnavI6 continue;
F1M@$S, if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
7;CeQx/W)W SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
,EZ&n[%Ko }
G8u8&| }
~lDLdUs }
|\QR9> return CallNextHookEx( hHook, nCode, wParam, lParam );
{!N4| }
^{6Y7T] u:HKmP; BOOL InitHotkey()
zNE!m:s {
W**=X\"' if(hHook!=NULL){
LWVO%@)w nHookCount++;
n:wn(BC3 return TRUE;
7[D0n7B@ }
44%H? ,d else
jQb=N%5s hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
7y[B[$P if(hHook!=NULL)
.z[+sy_ nHookCount++;
<ht>> return (hHook!=NULL);
bzJKoxU }
}rO4b>J BOOL UnInit()
U">OdoZ,E+ {
ZM|>Va/X if(nHookCount>1){
kk~{2 nHookCount--;
50I6:=@\\ return TRUE;
3_h%g$04s }
W/\7m\B BOOL unhooked = UnhookWindowsHookEx(hHook);
(XW#,=rYk if(unhooked==TRUE){
wSAm[.1i nHookCount=0;
|HG%o
3E] hHook=NULL;
[")0{LSA= }
yBl<E$= return unhooked;
3zl!x }
BKDWd]KEf EXBfzK)a BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
]$L[3qA. {
Fe= 4^. BOOL bAdded=FALSE;
v,M2|x\r} for(int index=0;index<MAX_KEY;index++){
qnA:[H;F if(hCallWnd[index]==0){
'P~ *cr ?A hCallWnd[index]=hWnd;
?DRC!
9o^ HotKey[index]=cKey;
Fx@
{] HotKeyMask[index]=cMask;
kqyMrZ# bAdded=TRUE;
xJ"KR:CD> KeyCount++;
8odVdivh break;
v4v+;[a% }
w+MdQ@'5 }
"~[Rwh? return bAdded;
r]E$uq
bR }
y^nR=Q]_
)F~_KD)7jJ BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
.Gv~e!a8 {
b9YpUm7# BOOL bRemoved=FALSE;
6
%=BYDF for(int index=0;index<MAX_KEY;index++){
$?s^HKF~ if(hCallWnd[index]==hWnd){
\
bhok if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
bo*q{@Ue hCallWnd[index]=NULL;
3Yf$WE8#l HotKey[index]=0;
W+eN%w5 HotKeyMask[index]=0;
;CvGIp&y bRemoved=TRUE;
J~}UG]j n KeyCount--;
FjydEV break;
68!]q(!6F }
U=t'>;(g }
Stc\P]%d }
j~8+,: return bRemoved;
P~ykC{nD }
t,+S~Cj| H|Nw)*. void VerifyWindow()
'
EDi6 {
Z`*cI for(int i=0;i<MAX_KEY;i++){
{#%xq]r_ if(hCallWnd
!=NULL){ }-vBRY
if(!IsWindow(hCallWnd)){ w|HZI,~
hCallWnd=NULL; /'1y`j<
HotKey=0; wI4;/w>
HotKeyMask=0; m=9N^_
KeyCount--; ypd?mw&1}
} j[fQs,efK
} R\}YD*
} AAW7@\q.
} rTm{-b)r
Wy4^mOv
BOOL CHookApp::InitInstance() nADd,|xD3
{ p[)<d_
AFX_MANAGE_STATE(AfxGetStaticModuleState()); /4?`F}7)
hins=AfxGetInstanceHandle(); V.#8-?z
InitHotkey(); @"!SU'*
return CWinApp::InitInstance(); dO[4}FZ$
} 2FzS_\":I
`k&K"jA7$
int CHookApp::ExitInstance() d]3sC
{ [S:)UvB
VerifyWindow(); ?~.&Y
UnInit(); kKM%
return CWinApp::ExitInstance(); ^0Q*o1W
} 1%"`
=$q%
6W=:`14
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file .@Uz/j?>
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) fO^6q1a
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ >n~p1: $
#if _MSC_VER > 1000 \As oeeF
#pragma once NnLhJPh
#endif // _MSC_VER > 1000 9MB\z"b?A
AqbT{,3yW
class CCaptureDlg : public CDialog R_>TEYZ
{ vbA7I<;
// Construction p~q_0Pg%
public: =F%wlzF:
BOOL bTray; <a+eF}*2
BOOL bRegistered; K\KO5A
BOOL RegisterHotkey(); oBj>9I;
UCHAR cKey; 9IvcKzS2
UCHAR cMask; Ztyv@z'/Z
void DeleteIcon(); #OD@q;
void AddIcon(); X(!AI|6Bt
UINT nCount; iVKbGgA
void SaveBmp(); uZ/7t(fy
CCaptureDlg(CWnd* pParent = NULL); // standard constructor nI*(a:
// Dialog Data W"-EC`nP
//{{AFX_DATA(CCaptureDlg) sm2p$3v
enum { IDD = IDD_CAPTURE_DIALOG }; !#c[~erNZ
CComboBox m_Key; y'_V/w s
BOOL m_bControl; Q"OV>kl k
BOOL m_bAlt; ;WvYzd9
BOOL m_bShift; ti{H(;;@
CString m_Path; })zB".
CString m_Number; h\=p=M
//}}AFX_DATA n b0 Py>4
// ClassWizard generated virtual function overrides !bZhj3.
//{{AFX_VIRTUAL(CCaptureDlg) GP{$v:RG
public: Y( 1L>4
virtual BOOL PreTranslateMessage(MSG* pMsg); Y8J;+h9
protected: ^A *]&%(h
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support (>rS
_#^
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); (o x4K{
//}}AFX_VIRTUAL 5W[3_P+
// Implementation ?AV&@EX2C
protected: 1Lm].tq
HICON m_hIcon; QJM-`(
// Generated message map functions x{NNx:T1
//{{AFX_MSG(CCaptureDlg) 8zQ_xE
virtual BOOL OnInitDialog(); %aj7-K6:t
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); 1u"R=D9p,=
afx_msg void OnPaint(); CB*`
afx_msg HCURSOR OnQueryDragIcon(); `a9k!3_L
virtual void OnCancel(); ;[{:'^n
afx_msg void OnAbout(); r{K\(UT]!
afx_msg void OnBrowse(); #&^ZQs<
afx_msg void OnChange(); `e'G.@
//}}AFX_MSG T!u'V'Ei2
DECLARE_MESSAGE_MAP() \6`v.B&v
}; js:C
mnI
#endif M&uzOK+
YPF&U4CN
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file ]j& FbP)3
#include "stdafx.h" /]ku$.mr\
#include "Capture.h" -W|*fKN`3
#include "CaptureDlg.h" `fQM
#include <windowsx.h> K#GXpj
#pragma comment(lib,"hook.lib") ^G}# jg.
#ifdef _DEBUG jg~_'4f#
#define new DEBUG_NEW CnabD{uTf
#undef THIS_FILE 84iJ[Fq{
static char THIS_FILE[] = __FILE__; |'ZN!2u
#endif :&Qb>PH[
#define IDM_SHELL WM_USER+1 "Jb3&qdU
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); )r ULT$;i@
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); q&u$0XmV
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; >HE,'
class CAboutDlg : public CDialog i4 hJE
{ 'b8R#R\P
public: O
x{Q.l
CAboutDlg(); |}Q( F+cL
// Dialog Data ?#?e(mpo
//{{AFX_DATA(CAboutDlg) fCLcU@3W?
enum { IDD = IDD_ABOUTBOX }; 3f_i1|>)'
//}}AFX_DATA a]`itjL^
// ClassWizard generated virtual function overrides CNut{4
//{{AFX_VIRTUAL(CAboutDlg) !]yQ1@)*'
protected: >W'j9+Va
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support Z,3 CC \
//}}AFX_VIRTUAL u0xQ;BQ
// Implementation pP3U,n
protected: qc3~cH.@
//{{AFX_MSG(CAboutDlg) p:B
]Ft
//}}AFX_MSG F@9Y\. ,
DECLARE_MESSAGE_MAP() LaDY`u0G%
}; T0r<O_ubOA
w5,6$#
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) U M@naU
{ /M:H9Z8!
//{{AFX_DATA_INIT(CAboutDlg) \4aKLr
//}}AFX_DATA_INIT N*f^Z#B]
} 3)y{n%3L
IK3qE!,&U
void CAboutDlg::DoDataExchange(CDataExchange* pDX) 0F^]A"kF
{ g&bwtEZ
CDialog::DoDataExchange(pDX); 57U%`
//{{AFX_DATA_MAP(CAboutDlg) y5_XHi@u~o
//}}AFX_DATA_MAP Q? qjWZY
} @m?{80;uQ
' X}7]y
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) +5-]iKh
//{{AFX_MSG_MAP(CAboutDlg) l]$40 j
// No message handlers rhIGOk1k
//}}AFX_MSG_MAP FRgLlp8x
END_MESSAGE_MAP() r
sLc&2F
EX4
C.C|d
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) E3f9<hm
: CDialog(CCaptureDlg::IDD, pParent) ge$LIsE8
{ qC..\{z
//{{AFX_DATA_INIT(CCaptureDlg) @89I#t6A.
m_bControl = FALSE; \e|U9;Mf
m_bAlt = FALSE; D
M}s0O$0
m_bShift = FALSE; 9^!wUwB
m_Path = _T("c:\\"); .EG*+,
m_Number = _T("0 picture captured."); g#qNHR
nCount=0; 2 h<U
bRegistered=FALSE; V!xwb:J
bTray=FALSE; $3 4j6;oN
//}}AFX_DATA_INIT r4?b0&Xq
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 "5}%"-#
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); uB;_vC
} sMm/4AY]
ib]vX-
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) Q&PB]D{
{ 74_xR
CDialog::DoDataExchange(pDX); b=1%pX_
//{{AFX_DATA_MAP(CCaptureDlg) f ;wc{qy
DDX_Control(pDX, IDC_KEY, m_Key); V&[eSVY?
DDX_Check(pDX, IDC_CONTROL, m_bControl); U CRAw3=
DDX_Check(pDX, IDC_ALT, m_bAlt); SdxY>;
DDX_Check(pDX, IDC_SHIFT, m_bShift); [4XC#OgA
DDX_Text(pDX, IDC_PATH, m_Path); q{E"pyt36R
DDX_Text(pDX, IDC_NUMBER, m_Number); Mlj#b8
//}}AFX_DATA_MAP 5V @&o`!=h
} g~!$i`_b
DjwQ`MA
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) ~@Kf2dHes
//{{AFX_MSG_MAP(CCaptureDlg) [(|v`qMv/g
ON_WM_SYSCOMMAND() mM5|K@0|
ON_WM_PAINT() BS7J#8cu
ON_WM_QUERYDRAGICON() 8QF2^*RZ7z
ON_BN_CLICKED(ID_ABOUT, OnAbout) HH8;J66I&
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) 6Y7H|>g)
ON_BN_CLICKED(ID_CHANGE, OnChange) %hINpZMr
//}}AFX_MSG_MAP ~;unpym'
END_MESSAGE_MAP() qVBL>9O*.
8Z# 21X>
BOOL CCaptureDlg::OnInitDialog() jK3\K/ob(
{ S0LszW)e
CDialog::OnInitDialog(); [M:S`{SbY
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); "K?Q
ASSERT(IDM_ABOUTBOX < 0xF000); 9&K/GaG
CMenu* pSysMenu = GetSystemMenu(FALSE); YH\j@^n
if (pSysMenu != NULL) Rri`dmH
{ ~Ltr.ci
CString strAboutMenu; fg&eoI'f
strAboutMenu.LoadString(IDS_ABOUTBOX); qC@Ar)T
if (!strAboutMenu.IsEmpty()) EGS%C%>l/o
{ |0
!I5|<k
pSysMenu->AppendMenu(MF_SEPARATOR); t1ze-Ht;
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); Zw$
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} eH
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} Yc`<S
SetIcon(m_hIcon, TRUE); // Set big icon 2
9#]Vr
SetIcon(m_hIcon, FALSE); // Set small icon ssl&5AS
m_Key.SetCurSel(0); n &}s-`D
RegisterHotkey(); ,2`~ NPb
CMenu* pMenu=GetSystemMenu(FALSE); 6D/ '`
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); ut&/\k=N
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); KcXpH]>!9
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); v01#>,R
return TRUE; // return TRUE unless you set the focus to a control :a3xvN-l
} S "
pI
-9o{vmB{
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) Eg8i _s~:
{ P5?<_x0v4b
if ((nID & 0xFFF0) == IDM_ABOUTBOX) ;>ozEh#8w
{ x(~<