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:
e+6~JbMV
m|7g{vHVV 一、实现方法
MoX*e nK|"; 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:
WWe.1A, Ka{Iue Ss #pragma data_seg("shareddata")
R#ZDB]2 HHOOK hHook =NULL; //钩子句柄
Yj"UD:p UINT nHookCount =0; //挂接的程序数目
=[k9{cVW static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
=az$WRV+7! static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
f/c}XCH_h static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
,f1wN{P static int KeyCount =0;
eP2 y U static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
{Y@[hoHtF #pragma data_seg()
>'T%=50YH ;I7Z*'5! 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
GS,pl9#V_ vn_avYwiy DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
@!MbPS foFn`?LF BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
aH$~':[93 cKey,UCHAR cMask)
wd]Yjr#%Ii {
soohyK8 BOOL bAdded=FALSE;
@fK`l@K for(int index=0;index<MAX_KEY;index++){
9BY b{<0tS if(hCallWnd[index]==0){
UB1/FM4~ hCallWnd[index]=hWnd;
W#wM PsB HotKey[index]=cKey;
<h}?0NA4 HotKeyMask[index]=cMask;
5[R}MhLZ bAdded=TRUE;
TB[vpTC9) KeyCount++;
E7<:>Uh break;
`Q8 D[ }
Z
kS*CG }
[V f|4xcD return bAdded;
m88~+o<G% }
1)R)+`y //删除热键
z%KChU BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
qb<gh D=j {
s_[?(Ip{ BOOL bRemoved=FALSE;
1,QRfckks for(int index=0;index<MAX_KEY;index++){
Xm4wuX"e= if(hCallWnd[index]==hWnd){
Mm;)O'XDE if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
4(&'V+o hCallWnd[index]=NULL;
d;^?6V HotKey[index]=0;
7h<K)aT HotKeyMask[index]=0;
l}^#kHSyd bRemoved=TRUE;
JU@$( KeyCount--;
+ ND9### break;
.3&m:P8zV }
;H=6u }
%;5hHRA }
H5AY6), return bRemoved;
OS
6 )` }
s7e'9Bx hJ<2bgQo @CmxH(-i- DLL中的钩子函数如下:
{2x5
V#6 B<R-|-# LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
1fy{@j(W {
=FbfV*K9 BOOL bProcessed=FALSE;
E;4a(o]{t if(HC_ACTION==nCode)
RFC;1+Jn {
ts]7 + 6V if((lParam&0xc0000000)==0xc0000000){// 有键松开
.9xGLmg switch(wParam)
Ae#6=]V+^ {
MH?B.2 case VK_MENU:
FCWphpz MaskBits&=~ALTBIT;
(Gn[T1p? break;
7q 2YsI case VK_CONTROL:
.T|NB8 rS MaskBits&=~CTRLBIT;
zT% kx:Fk break;
=/;_7|ssd case VK_SHIFT:
B`F82_O MaskBits&=~SHIFTBIT;
yjq
)}y,tF break;
D'h2 DP! default: //judge the key and send message
6{
Nbe= break;
[1C#[Vla }
f#~Re:7.c for(int index=0;index<MAX_KEY;index++){
ge[i&,.&z if(hCallWnd[index]==NULL)
?5Fj]Bk] continue;
0Nu]N)H5<l if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
,&=`T7i {
_iu|*h1y SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
Z@ kC28 bProcessed=TRUE;
aK{\8L3] }
Bkc-iC}F }
ECScx02 }
!iVFzG
@m else if((lParam&0xc000ffff)==1){ //有键按下
)ta5y7np
switch(wParam)
6dL>Rzl$Dk {
qt(:bEr^6b case VK_MENU:
@:&+wq_>A^ MaskBits|=ALTBIT;
O[y`'z;C break;
?/(K7>` case VK_CONTROL:
b-?o?}* MaskBits|=CTRLBIT;
Z?.*.<"Sj break;
v+#j> case VK_SHIFT:
dYd~9 MaskBits|=SHIFTBIT;
WDdi}i>2 break;
E/ZJ\@gzD default: //judge the key and send message
]eW|}V7A: break;
1Ol]^'y7) }
ugB{2oq i for(int index=0;index<MAX_KEY;index++){
LrMFzd}_O if(hCallWnd[index]==NULL)
-y?Z}5-rs continue;
h'~-K` if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
kZ9<j+. {
<6C9R> SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
j>xVy]v= | bProcessed=TRUE;
fWyDWU }
:dN35Y] a }
!&O/7ywe }
A#X.c= if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
V(u2{4gZ for(int index=0;index<MAX_KEY;index++){
C|\^uR0 if(hCallWnd[index]==NULL)
d~jtWd|? continue;
aT#{t{gkA if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
hPz
df*(8 SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
{*;]I?9Al //lParam的意义可看MSDN中WM_KEYDOWN部分
C..2y4bA} }
OLNn3
J }
"t:.mA<v }
fVUBCu return CallNextHookEx( hHook, nCode, wParam, lParam );
51qIo 4$ }
^-GX&ODa uV_)JZW,L 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:
i*R:WTw# |OZ>/l { BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
O'-Zn]@.] BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
9+I/y,aC Nf 'dT;s.N 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:
YeC,@d[ Y@H,Lk LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
I`W-RWZ {
g[au-.: if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
>J3ja>Gw/ {
=9 M|o0aY //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
+?Jk@lE< SaveBmp();
gAA
%x7 return FALSE;
T[h}A"yK; }
-\'.JA_ …… //其它处理及默认处理
qTHg[sME }
l5';?>!s p@8krOo` qM>OE8c#/ 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。
{O kik}Oh o+-Ge
J 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。
>|/? Up on;sq8; 二、编程步骤
fsJTwSI[" 'Z2N{65 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";
b?] S&)"9 x_y>j) 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
I^O:5x>[l "1!.^<V* 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;
Da8$Is;n @@/'b' 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;
J)8pqa Ag#5.,B- 5、 添加代码,编译运行程序。
KPjqw{gR_R wGzXp5
dl 三、程序代码
>9tkx/J >\7RIy3 ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
&lh_-@Xz #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
|:=b9kv #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
2x`xyR_Q.R #if _MSC_VER > 1000
-{8Q= N #pragma once
im\YL< #endif // _MSC_VER > 1000
a&s"#j #ifndef __AFXWIN_H__
c+b:K #error include 'stdafx.h' before including this file for PCH
DA MpR3 #endif
Ec*--]j*c #include "resource.h" // main symbols
$qlqWy-s class CHookApp : public CWinApp
p=-B~: {
F*4Qa public:
F0BOhlK CHookApp();
p#;dLM/EA // Overrides
iTugvb // ClassWizard generated virtual function overrides
<S8I"8{Mb //{{AFX_VIRTUAL(CHookApp)
*M5$ h*;v public:
2>MP:yY;K virtual BOOL InitInstance();
Eo {1y virtual int ExitInstance();
Z;Ir>^< //}}AFX_VIRTUAL
+<!)k? //{{AFX_MSG(CHookApp)
"`jZ(+ // NOTE - the ClassWizard will add and remove member functions here.
krr-ZiK // DO NOT EDIT what you see in these blocks of generated code !
mU?&\w=v$ //}}AFX_MSG
3\p]esse DECLARE_MESSAGE_MAP()
p~,3A:i };
zfjD b LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
t)oES>W1 BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
h2/dhp BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
U-~*5Dd BOOL InitHotkey();
yA!3XUi BOOL UnInit();
n^JUZ8 #endif
Pzk[^z$C MOp=9d+N~ //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
@dE 3 #include "stdafx.h"
\2gvp6 #include "hook.h"
r\l3_t #include <windowsx.h>
e<L 9k}c #ifdef _DEBUG
w~Tq|kU[ #define new DEBUG_NEW
ZM-/n> #undef THIS_FILE
VRd:2uDS static char THIS_FILE[] = __FILE__;
2w x[D #endif
~b>nCP8q #define MAX_KEY 100
;Z!~A"~$> #define CTRLBIT 0x04
5&n988gC8 #define ALTBIT 0x02
NWQPOq# #define SHIFTBIT 0x01
p-T~x$"c| #pragma data_seg("shareddata")
m0BG9~p| HHOOK hHook =NULL;
%/tGkS6 UINT nHookCount =0;
w>z8c3Dq} static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
=0PNHO\gl static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
^B<PD] static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
=0C l static int KeyCount =0;
q*F~~J!P static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
]} 5I>l #pragma data_seg()
++T
"+p HINSTANCE hins;
q#Yg0w~ void VerifyWindow();
H;TOPtt2 BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
33{;[/4 //{{AFX_MSG_MAP(CHookApp)
qXP1Q3 // NOTE - the ClassWizard will add and remove mapping macros here.
7E!";HT // DO NOT EDIT what you see in these blocks of generated code!
[Q7->Wo|S: //}}AFX_MSG_MAP
k lP{yxU'n END_MESSAGE_MAP()
@o4z3Q@ |iwM9oO% CHookApp::CHookApp()
%S
>xSqX {
_ bXVg3oDt // TODO: add construction code here,
k\mXo-:V6 // Place all significant initialization in InitInstance
xP{HjONu }
{*M>X}voS 1kvPiV=X> CHookApp theApp;
dt-Qu},8- LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
0^<Skm27" {
~!3t8Hx6 BOOL bProcessed=FALSE;
[0% yJH if(HC_ACTION==nCode)
NSMjr_ {
@b::6n/u if((lParam&0xc0000000)==0xc0000000){// Key up
:c~9>GCE& switch(wParam)
PSP1>-7)w {
IL+#ynC case VK_MENU:
d{iu+=NXz MaskBits&=~ALTBIT;
bK_0NrXP break;
9D{u,Q V case VK_CONTROL:
l#2r.q^$| MaskBits&=~CTRLBIT;
#[k~RYS3 break;
o ;[C(OS case VK_SHIFT:
YiIddQ MaskBits&=~SHIFTBIT;
sW]yuu!/ break;
Vr&el default: //judge the key and send message
2cs?("8e% break;
vKU]80T }
dp"<KcP_ for(int index=0;index<MAX_KEY;index++){
]97Xu_ if(hCallWnd[index]==NULL)
.iOw0z continue;
LKK{j,g7 if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
<_BqpZ^` {
RJtixuvh@ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
8F O1`%8Oe bProcessed=TRUE;
[<en1 }
"J]f0m= }
4 o3)* }
ZfFIX5Qd\ else if((lParam&0xc000ffff)==1){ //Key down
O_r^oH switch(wParam)
m+D2hK* {
O tXw/ case VK_MENU:
[ E$$nNs MaskBits|=ALTBIT;
!XgQJ7y_Z break;
FSW3' case VK_CONTROL:
NDB*BmG MaskBits|=CTRLBIT;
SKB@ break;
K?h[.`} case VK_SHIFT:
(,- 5(fW MaskBits|=SHIFTBIT;
g2[K< break;
cOzg/~\1 default: //judge the key and send message
*fxep08B break;
q*HAIw[<y }
lEO?kn.:z for(int index=0;index<MAX_KEY;index++)
0=N4O!X9 {
vbr~<JT= if(hCallWnd[index]==NULL)
'P@=/ continue;
~hS .\h if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
K:}h\ In {
vqrBRlZ SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
M*g2VyZ bProcessed=TRUE;
u~#%P&3_W }
i:l80 GK }
Mq+viU&
}
,3w I~j= if(!bProcessed){
z7'n, [ for(int index=0;index<MAX_KEY;index++){
]sX7%3P if(hCallWnd[index]==NULL)
a='IT 5 continue;
z{_mEE49 if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
20
jrv'f SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
S 3{Dn }
98D{{j92 }
X?KGb{ }
k)$iK2I return CallNextHookEx( hHook, nCode, wParam, lParam );
IL!BPFG w }
+<)tql* Tx y]"_ BOOL InitHotkey()
yQu vW$ {
CMC?R,d if(hHook!=NULL){
P/FrE~ nHookCount++;
=^BqWC2~ return TRUE;
o8w-$
Qb }
>=4sPF) else
am]3
"V> hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
w0#%AK if(hHook!=NULL)
V[#6yMU @ nHookCount++;
\ua9thOG return (hHook!=NULL);
kFS0i%Sr }
Rb{+Ki BOOL UnInit()
5/Ydv
RB67 {
4qqF v?O[r if(nHookCount>1){
slu$2-H nHookCount--;
08`f7[JQo] return TRUE;
?+3R^%`V }
\U==f&G?J BOOL unhooked = UnhookWindowsHookEx(hHook);
=ft9T&ciD if(unhooked==TRUE){
0v;ve nHookCount=0;
R|/Wz/$1A hHook=NULL;
#uQrJh1o8 }
l>A\V) return unhooked;
5kK=S }
j1'\R+4U @[n2dmj BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
gBMta+<fE~ {
7^c2e*S BOOL bAdded=FALSE;
kJ/+IGV^v for(int index=0;index<MAX_KEY;index++){
A$/KP\0Y2 if(hCallWnd[index]==0){
]a8eDy hCallWnd[index]=hWnd;
g* %bzfk=| HotKey[index]=cKey;
Y3D3.T6Q HotKeyMask[index]=cMask;
D 5=C^`$2 bAdded=TRUE;
fW(; KeyCount++;
*zJD$+Fo break;
#]"/{Z }
1Pu
, :Jt }
#g,H("Qy({ return bAdded;
AzZi{Q ? }
pMOD\J:l, N[>:@h BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
"_t4F4z {
X88F>1} BOOL bRemoved=FALSE;
cvxIp#FbW for(int index=0;index<MAX_KEY;index++){
,&0Z]* if(hCallWnd[index]==hWnd){
`$H7KI G if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
Xu6jHJ@ x hCallWnd[index]=NULL;
JFe4/
V HotKey[index]=0;
g .3f2w HotKeyMask[index]=0;
$,!hD\a bRemoved=TRUE;
6tX.(/+L KeyCount--;
AmZuo_ break;
bG52s }
~Hs=z$ }
cnbo+U }
HTw#U2A;+ return bRemoved;
5Lw{0uLr }
2ed@HJu d"Bo8`_ void VerifyWindow()
.Xi2G@D {
T)`gm{T for(int i=0;i<MAX_KEY;i++){
#uB[&GG}W if(hCallWnd
!=NULL){ Yi[4DfA
if(!IsWindow(hCallWnd)){ .a {QA
hCallWnd=NULL; H%FM
HotKey=0; ^Wf
S\M`
HotKeyMask=0; g/x_m.
KeyCount--; 2mQOj$Lv
} )ukF3;Gt
} rYbCOazr
} ;jF%bE3
} iL+y(]
r9<V%PHv
BOOL CHookApp::InitInstance() fa"\=V2S
{ ZH% we
AFX_MANAGE_STATE(AfxGetStaticModuleState()); Ohc^d"[7
hins=AfxGetInstanceHandle(); OqtQA#uL
InitHotkey(); )q^(T1
return CWinApp::InitInstance(); ej<`CQ
} :|=- (z
h5j<u
int CHookApp::ExitInstance() TWtC-wI;
{
M'YJ"
VerifyWindow(); I`3d;l;d
UnInit(); kw3+>{\
return CWinApp::ExitInstance(); aJa.U^1{
} !f@XDW&R
Trpgx
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file )x)gHY8;
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) %
^e@`0L
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ 3<+z46`?
#if _MSC_VER > 1000 SGQDro=l
#pragma once Jlz9E|*qV
#endif // _MSC_VER > 1000 ]/a
g*F
,?I(/jI
class CCaptureDlg : public CDialog uO"y`$C$_
{ /Ad6+cY
// Construction v3~FR,Kl
public: \PzN XQ$
BOOL bTray; NfOp=X?Y
BOOL bRegistered; RFB(d=o5S
BOOL RegisterHotkey();
Ll?g.z"
UCHAR cKey; @bE~@4mOu
UCHAR cMask; 3Qa?\C&4
void DeleteIcon(); 8+&gp$a$
void AddIcon(); 2!BsEvB(
UINT nCount; 6oYIQ'hc
void SaveBmp(); pG~'shD~Dn
CCaptureDlg(CWnd* pParent = NULL); // standard constructor .izf#r:<
// Dialog Data 6vF/e#},
//{{AFX_DATA(CCaptureDlg) $Vsy%gA<
enum { IDD = IDD_CAPTURE_DIALOG }; 9?$RO[vo
CComboBox m_Key;
A=0@UqM
BOOL m_bControl; Qd?CTYNsv
BOOL m_bAlt; *l:&f_ngV
BOOL m_bShift; fwy"w
CString m_Path; Q4=|@|U0
CString m_Number; ;sCU[4
//}}AFX_DATA U[ bgu#P;
// ClassWizard generated virtual function overrides 0_Lm#fE U
//{{AFX_VIRTUAL(CCaptureDlg) q1jN]H
public: !8o\.uyi
virtual BOOL PreTranslateMessage(MSG* pMsg); MJA~jjy4
protected: z$66\/V']
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support =D}4X1l
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); brfKd]i
//}}AFX_VIRTUAL 22|"K**3J|
// Implementation r
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protected: 'd+:D'
HICON m_hIcon; i0iez9B
// Generated message map functions Y|:YrZSC
//{{AFX_MSG(CCaptureDlg) xFU5\Zuw
virtual BOOL OnInitDialog(); vcwK6G
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); HZ{n&iJ
afx_msg void OnPaint(); <$Z tik1
afx_msg HCURSOR OnQueryDragIcon(); &lq^dFP&Su
virtual void OnCancel(); UDMyyVd
afx_msg void OnAbout(); 4j{oaey
afx_msg void OnBrowse(); y #69|G
afx_msg void OnChange(); <>n9'i1
//}}AFX_MSG \@8*T S
DECLARE_MESSAGE_MAP() ?d~]Wd !z
}; -w\M-wc/$
#endif ljuNs@q
1TIlINlJ
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file Ww=O=c5uOu
#include "stdafx.h" %EWq2'/5
#include "Capture.h" :pb67Al29
#include "CaptureDlg.h" ;$z7[+M
#include <windowsx.h> /z#F,NB
#pragma comment(lib,"hook.lib") j3{HkcjJG
#ifdef _DEBUG 1#q^uqO0
#define new DEBUG_NEW 5N1}Ns
#undef THIS_FILE aLYLd/ KV
static char THIS_FILE[] = __FILE__; 'g~@"9'oe
#endif
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#define IDM_SHELL WM_USER+1 _0.pvQ
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); >(OYK}ZN
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); HS7_MGU
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; Co[n--@C
class CAboutDlg : public CDialog Tt%}4{"
{ Nq_A8Ph9
public: VVFV8T4
CAboutDlg(); jWSb5#Pw
// Dialog Data |Q5+l.%
//{{AFX_DATA(CAboutDlg) K\aAM;)-
enum { IDD = IDD_ABOUTBOX }; JN|VPvjE
//}}AFX_DATA M7vj^mt?
// ClassWizard generated virtual function overrides N ocFvF7\
//{{AFX_VIRTUAL(CAboutDlg) <ZVZ$ZW~D
protected: yhwy>12,K
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support P:^=m*d
//}}AFX_VIRTUAL 7
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// Implementation ~#q;bS
protected: *Q5x1!#z#
//{{AFX_MSG(CAboutDlg) Z}+yI,
//}}AFX_MSG 6"+8M 3M l
DECLARE_MESSAGE_MAP() /BT1oWi1y
}; =U
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<wa(xDBw
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) `36N
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{ k2.G%]j
//{{AFX_DATA_INIT(CAboutDlg) <6R"h-u"
//}}AFX_DATA_INIT R1/q3x
} GG+5/hU
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) -bm,:Iy!
{ v8~YR'T0`V
CDialog::DoDataExchange(pDX); pC^2Rzf
//{{AFX_DATA_MAP(CAboutDlg) 'W(xgOP1
//}}AFX_DATA_MAP (AuPZ
} "S(yZ6r"
p-Pz=Cx-
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) [;FofuZ
//{{AFX_MSG_MAP(CAboutDlg) ?@DNsVwb
// No message handlers nj
//}}AFX_MSG_MAP E(;i>
END_MESSAGE_MAP() l&Q!mU}
wV:C<Mg7q
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) `.8UKSH+
: CDialog(CCaptureDlg::IDD, pParent) V^2-_V]8
{ \K}aQKB/j
//{{AFX_DATA_INIT(CCaptureDlg) 8YKQItK
m_bControl = FALSE; ~#Aa Ldq
m_bAlt = FALSE; r)8z#W>s
m_bShift = FALSE; 1`QsW&9=b
m_Path = _T("c:\\"); lQL:3U0DjU
m_Number = _T("0 picture captured."); tr=@+WHp
nCount=0; gz4UV/qr/
bRegistered=FALSE; d;44;*D
bTray=FALSE; a:b^!H>#
//}}AFX_DATA_INIT M(2`2-/xh
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 mW +tV1XjG
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); .8(%4ejJ(
} S(w\Z C
8lb-}=
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) <xqba4O
{ { 8p\Y
CDialog::DoDataExchange(pDX); SK-W%t
//{{AFX_DATA_MAP(CCaptureDlg) @[v8}D
DDX_Control(pDX, IDC_KEY, m_Key); o\goE^,aeR
DDX_Check(pDX, IDC_CONTROL, m_bControl); 5r7h=[N
DDX_Check(pDX, IDC_ALT, m_bAlt); $H;+}VQ
DDX_Check(pDX, IDC_SHIFT, m_bShift); KoF
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DDX_Text(pDX, IDC_PATH, m_Path); vYdlSe=6G
DDX_Text(pDX, IDC_NUMBER, m_Number); L
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//}}AFX_DATA_MAP H;y}-=J+
} !.-.#<<_a
%E.S[cf%8&
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) U0IE1_R
//{{AFX_MSG_MAP(CCaptureDlg) u(2BQO7
ON_WM_SYSCOMMAND()
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ON_WM_PAINT() y<*-tZV[
ON_WM_QUERYDRAGICON() %Rarr
ON_BN_CLICKED(ID_ABOUT, OnAbout) l"5y?jT
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) u5F}( +4r
ON_BN_CLICKED(ID_CHANGE, OnChange) 1.0J2nZpt
//}}AFX_MSG_MAP {i;6vRr
END_MESSAGE_MAP() 7"K^H]6u30
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BOOL CCaptureDlg::OnInitDialog() IN_gF_@%
{ C{&)(#*L
CDialog::OnInitDialog(); K'Spbn!nC
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); Ue! Q. "
ASSERT(IDM_ABOUTBOX < 0xF000); v20~^gKo=m
CMenu* pSysMenu = GetSystemMenu(FALSE); P7r4ePtLk{
if (pSysMenu != NULL) $
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{ pBU]=[M0
CString strAboutMenu; k FLT!k
strAboutMenu.LoadString(IDS_ABOUTBOX); k{-`]qiK
if (!strAboutMenu.IsEmpty()) Z
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{ Y|RdzCM
pSysMenu->AppendMenu(MF_SEPARATOR); |X 3">U +-
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); On%,l
} )E-E0Hl>7
} YxyG\J\|,
SetIcon(m_hIcon, TRUE); // Set big icon ANb"oX c
SetIcon(m_hIcon, FALSE); // Set small icon N9`97;.X
m_Key.SetCurSel(0); ?!7
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RegisterHotkey(); afUTAP@
CMenu* pMenu=GetSystemMenu(FALSE); GA@ Ue9
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); c/'M#h)"
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); wko2M[
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); Hg whe=P
return TRUE; // return TRUE unless you set the focus to a control jb3.W
} Spo+@G
L|J~9FM
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) 9wMEvX70
{ F[]&