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:
7*'/E#M
1C[9}} 一、实现方法
rCyb3,W bRC243]g*A 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:
^\)a[OWp MatXhP] Fi #pragma data_seg("shareddata")
gU9{~-9} HHOOK hHook =NULL; //钩子句柄
'Pz%c}hJ UINT nHookCount =0; //挂接的程序数目
-@uFRQt static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
v1h(_NLI! static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
+bjy#= static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
TFVQfj$r static int KeyCount =0;
Iw1Y?Qia static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
^}3^|jF #pragma data_seg()
~PQ.l\C |J`EM7qMK 关于共享段,有几点重要的说明:一是必须在链接选项里指定该段为共享:一种方法是在project->settings->link->object/library中加上/section:shareddata,rws;第二种方法是在def文件的sections里加上一句shareddata read write shared;第三种指定共享段的方法在程序里加上一句#pragma comment(linker,"section:shareddata,rws")。二是所有的变量必须初始化,否则链接程序会把它放到普通数据段。三是如果不初始化变量,需要在段外用"__declspec(allocate("shareddata")) 变量类型 变量名"的方式定义。
N&8TG E(qYCafC DLL中的两个输出函数分别用来添加/删除热键,函数代码如下:
xQ?>72grP x_PO; BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
D+8d^-: cKey,UCHAR cMask)
SpH|<L3 {
}E`Y.=
S BOOL bAdded=FALSE;
r4.6W[|d for(int index=0;index<MAX_KEY;index++){
Nk~}aj if(hCallWnd[index]==0){
c0Ug5Vr hCallWnd[index]=hWnd;
91
jRIB HotKey[index]=cKey;
Z['.RF'` HotKeyMask[index]=cMask;
,'NasL8?We bAdded=TRUE;
&K[*vyD KeyCount++;
bT,:eA break;
P-m_], }
ycGY5t@K@ }
N_t,n^i9>* return bAdded;
\BOoY# !a }
A`c22Ls] //删除热键
9rB3h`AVF BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
*miG< {
;5a$OM BOOL bRemoved=FALSE;
S :HOlJze for(int index=0;index<MAX_KEY;index++){
Da^q9,| if(hCallWnd[index]==hWnd){
Q @}$b(b if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
l![M,8 hCallWnd[index]=NULL;
MB}nn&u# HotKey[index]=0;
LPs%^*8(2 HotKeyMask[index]=0;
,n|si# bRemoved=TRUE;
Iil2R}1 KeyCount--;
#h!+b break;
D{9a'0J }
MVatV[G }
+/OSg. }
z%&FLdXgW+ return bRemoved;
cJKnB!iL5 }
!E7gIqo 1=VyD<dNG6 z*3b2nV DLL中的钩子函数如下:
bC&A@.g{ x/QqG1q LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
YV>a 3 {
UBo0c?,4 BOOL bProcessed=FALSE;
lH fZw})d if(HC_ACTION==nCode)
[o^$WL?c {
.EYL if((lParam&0xc0000000)==0xc0000000){// 有键松开
5!0iK9O switch(wParam)
;_sJ>.=\ {
z zG=!JR case VK_MENU:
[d`Jw/4n MaskBits&=~ALTBIT;
I=`? 4% break;
(6%T~|a case VK_CONTROL:
WC_.j^sW MaskBits&=~CTRLBIT;
"$BkO[IS break;
P0N/bp2Uy case VK_SHIFT:
f/\!=sa: MaskBits&=~SHIFTBIT;
v gW(l2,@ break;
2[
sY?C default: //judge the key and send message
N2h5@*1Y break;
0%xk tf }
j/V_h'} for(int index=0;index<MAX_KEY;index++){
zK0M WyXO if(hCallWnd[index]==NULL)
&BVUK"}P continue;
K^{j$ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
u5CSx'h] {
O:]']' / SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
'!>9j,BJ bProcessed=TRUE;
/%YW[oY{V }
,Csdon }
W3i<Unq
}
#y\O+\4e else if((lParam&0xc000ffff)==1){ //有键按下
;QZG< switch(wParam)
cMK|t;"
3 {
}0~$^J case VK_MENU:
r$<!?Z MaskBits|=ALTBIT;
+m_.?V6 break;
Y XhZWo{B case VK_CONTROL:
p{?duq= MaskBits|=CTRLBIT;
t%@iF
U;} break;
pbzt8 P[ case VK_SHIFT:
5{ap MaskBits|=SHIFTBIT;
}#zL)+XI break;
s$y_(oU,D default: //judge the key and send message
kn#?+Q break;
`JIp$ }
Ehy(;n)\ for(int index=0;index<MAX_KEY;index++){
yf{\^^ i( if(hCallWnd[index]==NULL)
2_$8Ga continue;
^;II@n
i if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
$`xpn#lz {
|E13W SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
`=Mk6$%Cs bProcessed=TRUE;
df{?E): }
^|/<e?~I }
G-CL \G\n }
=K@LEZZ'/< if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
R/u0, for(int index=0;index<MAX_KEY;index++){
hn .(pI1 if(hCallWnd[index]==NULL)
X8}r= K~ continue;
]n=z(2Z9lD if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
%>&~?zrq SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
'q}Ud10c //lParam的意义可看MSDN中WM_KEYDOWN部分
ErN[maix# }
=u0=)\0@r }
Wv>`x?W }
!19T=p/:$ return CallNextHookEx( hHook, nCode, wParam, lParam );
hMupQDv/I }
K-YxZAf nANl9;G 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:
do`'K3a" 8y<mHJ[B BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
%n]jsdE^| BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
QeY+imM `LH 9@Z{ 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^u|=9 l[ko)%7V LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
-0uGzd+m* {
r
E1ouz!D if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
||2%N/? {
i~GW //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
Sw$&E SaveBmp();
:Gz$(!j1.' return FALSE;
5hqXMs }
TrZ!E`~ …… //其它处理及默认处理
]V fp,"op }
OL=X&Vaf< 6n:X
p_yO Z=hn}QY.( 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。
x~l"'qsK \>T1&JT 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。
SFzoRI=qG depCqz@ 二、编程步骤
mj9|q8v{+ HJr*\%D}1 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";
//G&=i$ %jUZc:06 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
%to.'R $sL+k 'dY 3、 在"Capture"项目中按照图一所示设置对话框的界面,具体设置参见代码部分;
;J?fK69% ")boY/ P/w 4、 使用Class Wizard在"Capture"项目中添加按钮的鼠标单击消息响应函数,并重载对话框的WindowProc()函数;
WbFCj0 KJn 3&7 5、 添加代码,编译运行程序。
WOYZ }zo-%# 三、程序代码
q9zeN:>< 9(&$Gwi ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
Ty 6 XU! #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
84(jg P #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
^')4RU #if _MSC_VER > 1000
Ux,dj8=o #pragma once
U:/_T>f% #endif // _MSC_VER > 1000
\ }-v #ifndef __AFXWIN_H__
G4F~V't #error include 'stdafx.h' before including this file for PCH
r|jBKq~ #endif
X7aj/:fXe #include "resource.h" // main symbols
Yv*i69" class CHookApp : public CWinApp
$YBH;^# {
Mi!ak public:
sx9[#6~{Y CHookApp();
-r_ Pp}s // Overrides
QK~>KgVi // ClassWizard generated virtual function overrides
'?|.#D#-c //{{AFX_VIRTUAL(CHookApp)
H]lD*3b public:
Mf:x9# virtual BOOL InitInstance();
:Ea]baM" virtual int ExitInstance();
kr
?`GQm //}}AFX_VIRTUAL
~fA H6FdZ\ //{{AFX_MSG(CHookApp)
v^IMN3^W // NOTE - the ClassWizard will add and remove member functions here.
<RkJ7Z^ // DO NOT EDIT what you see in these blocks of generated code !
@0:mP //}}AFX_MSG
<>1*1%m DECLARE_MESSAGE_MAP()
!hPe*pPVV) };
qmpU{fs LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
nYY' hjZ BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
3TD!3p8 BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
k.0pPl BOOL InitHotkey();
0xutG/-&N BOOL UnInit();
dZbG#4oO #endif
XG6UV(' gtP;Qw' //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
#KSB% #include "stdafx.h"
pQxi0/d p #include "hook.h"
01^W Py9l #include <windowsx.h>
u`X}AKC #ifdef _DEBUG
M8lR#2n| #define new DEBUG_NEW
#^/&fdK~A #undef THIS_FILE
@*LESN>T@t static char THIS_FILE[] = __FILE__;
{Q~A;t #endif
g>R md[!/ #define MAX_KEY 100
Y|i!\Ae #define CTRLBIT 0x04
;c>Rjg&[ #define ALTBIT 0x02
k@R)_,2HH #define SHIFTBIT 0x01
Y-,1&$& #pragma data_seg("shareddata")
i`:r2kU:*W HHOOK hHook =NULL;
iNs UINT nHookCount =0;
0ID
8L
[ static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
1z(y>`ZBq static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
@{n2R3)k
B static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
v4<x 4 static int KeyCount =0;
aI8K*D )@ static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
c~Hq.K$d #pragma data_seg()
Hv>Hz*s_I HINSTANCE hins;
Om2
)$( void VerifyWindow();
"|"bo5M: BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
#/1,Cv yj //{{AFX_MSG_MAP(CHookApp)
\bb,gRfP // NOTE - the ClassWizard will add and remove mapping macros here.
]urcA,a // DO NOT EDIT what you see in these blocks of generated code!
8YBsYKC //}}AFX_MSG_MAP
\G*vY#] END_MESSAGE_MAP()
UkL'h&J~ Fx0<!_tY- CHookApp::CHookApp()
/T*]RO4%>] {
[XQoag;! // TODO: add construction code here,
;z7iUke0% // Place all significant initialization in InitInstance
B|~\m~ }
@ B3@M 'gE_xn7j CHookApp theApp;
aARm nV LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
Da8qR+*x
{
)5X7|*LP BOOL bProcessed=FALSE;
Nr7MSFiL if(HC_ACTION==nCode)
*pvhkJ g( {
X;p,Wq#D' if((lParam&0xc0000000)==0xc0000000){// Key up
?Zoq|Q+ switch(wParam)
y?aOk-TaRA {
s\Cl3 case VK_MENU:
I\DT(9
'E MaskBits&=~ALTBIT;
ou-5iH? break;
4aZsz,= case VK_CONTROL:
TZZqV8 MaskBits&=~CTRLBIT;
J2H8r 'T break;
_&JlE$ua7 case VK_SHIFT:
)mZ`j. MaskBits&=~SHIFTBIT;
;LH?Qu;e break;
AC(}cMM+ default: //judge the key and send message
fi#o>tVyJ break;
w];t ]q| }
W?R$+~G for(int index=0;index<MAX_KEY;index++){
4k$BqM1 if(hCallWnd[index]==NULL)
T cSj`- continue;
:ZU if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
<v[,A8Q {
;Fuxj!gF SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
v?h#Ym3e< bProcessed=TRUE;
;Z.}~d6>! }
g[@]OsX }
9}2I'7] }
0/(YH else if((lParam&0xc000ffff)==1){ //Key down
vC J switch(wParam)
u 8N+ht@ {
#.tF&$ik case VK_MENU:
JYKA@sZHe MaskBits|=ALTBIT;
9[6*FAFJPP break;
=UNzjmP503 case VK_CONTROL:
m2<sVTN`^ MaskBits|=CTRLBIT;
Fz)z&WT break;
UwdcU^xt9 case VK_SHIFT:
rmR7^Ycv/ MaskBits|=SHIFTBIT;
bUz7!M$ break;
Z^`>;n2 default: //judge the key and send message
"PJ@Q9n__ break;
S|!U=& }
kfA%%A for(int index=0;index<MAX_KEY;index++)
tq>QZEg {
D,1S-< if(hCallWnd[index]==NULL)
cD2}EqZ 9 continue;
Y@^MU->+ if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
4(
^Ht {
P*R`3Y, SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
0$/wH#f bProcessed=TRUE;
i6(y Bn }
o& $Fc8bH }
~++y4NB8Q }
C8@SuJ if(!bProcessed){
Eh0R0;l5> for(int index=0;index<MAX_KEY;index++){
i+T$&$b if(hCallWnd[index]==NULL)
=QOtag1; continue;
IM)\-O\Wd if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
NBE)DL SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
RNp3lXf O }
#$X_,P|D }
^B>
4:+^ }
+`_%U7p( return CallNextHookEx( hHook, nCode, wParam, lParam );
=f{V<i~q }
=R?NOWrDY HDA!;&NRS BOOL InitHotkey()
}N*6xr*X+ {
z)yxz:E if(hHook!=NULL){
,S}[48$ nHookCount++;
}O5c.3 return TRUE;
KDwjck"5; }
TQ.d|{B[ else
B {f&'1pp/ hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
Yep(,J~' if(hHook!=NULL)
W<u63P nHookCount++;
q%"]}@a0 return (hHook!=NULL);
>j_,3{eJ }
n4qj"xQ BOOL UnInit()
X@5!I+u\L {
5A Vo#}&\ if(nHookCount>1){
9] Uvy| nHookCount--;
I(bH.{1n7 return TRUE;
6|rqsk }
iAbtv^fn BOOL unhooked = UnhookWindowsHookEx(hHook);
+JB. EW/ if(unhooked==TRUE){
QOcB ]G nHookCount=0;
y 7|x<Z hHook=NULL;
5L"{J5R} }
uf^"Y3 return unhooked;
z#SBt`c }
3 =KfNz_ 4[9~g=y> BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
T`Sp! {
e$4 5 OL BOOL bAdded=FALSE;
uw&GXOzew9 for(int index=0;index<MAX_KEY;index++){
j^"Z^TEBT if(hCallWnd[index]==0){
x0?8AG% hCallWnd[index]=hWnd;
O+@"l$;N HotKey[index]=cKey;
*Ny^XQ_ X HotKeyMask[index]=cMask;
Gc<J x|Q7 bAdded=TRUE;
SVpvx`&kT KeyCount++;
kZBIXW,G break;
1%G<gbHpI }
nMNAn}~*M }
Y]0oF_ :7 return bAdded;
E#URTt:&> }
KxqT5`P& KCGs*kp> BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
uB>NwCL; {
F=EAD3 BOOL bRemoved=FALSE;
$h`?l$jC(@ for(int index=0;index<MAX_KEY;index++){
qN1(mxa.? if(hCallWnd[index]==hWnd){
{
KE[8n if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
eOt T* hCallWnd[index]=NULL;
d7g/s'ZHt6 HotKey[index]=0;
!Ui3} HotKeyMask[index]=0;
:=+s^K bRemoved=TRUE;
1uG?R KeyCount--;
7v}4 Pl,$4 break;
pv~XZ(J.1 }
?>N82#9Q }
IvTtQq }
%qcBM~efT return bRemoved;
+*WE<4"!6 }
9t(B{S JUok@6 void VerifyWindow()
VZ&>zF {
$NJ]2P9L for(int i=0;i<MAX_KEY;i++){
=iC5um: if(hCallWnd
!=NULL){ 8)&H=#E
if(!IsWindow(hCallWnd)){ Z~F% K~(
hCallWnd=NULL;
S
U~vS
HotKey=0; K 2$mz
HotKeyMask=0; [Qa0uM#SU
KeyCount--; /7De.O~H
} DZ?>9W{
} >V;JI;[
} W1$B6+}Z0V
} 1 b+B
;LELC5[*s
BOOL CHookApp::InitInstance() y4$UPLm
{ "5BgajrB
AFX_MANAGE_STATE(AfxGetStaticModuleState()); { dhuvB
hins=AfxGetInstanceHandle(); ZalG/PFy
InitHotkey(); F'lG=c3N
return CWinApp::InitInstance(); oJVpNE[3]
} "Nj(0&
Ne,7[k
int CHookApp::ExitInstance() E,JDO d}
{ ?|Fu^eR%X
VerifyWindow(); ,Ej2]iO\7
UnInit(); Jg/l<4,K,
return CWinApp::ExitInstance(); 1 h|cr_
} )5_GJm&R9
zL5r8mD3
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file I! {AWfp0
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_)
M.zS +
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ :T"!6;
#if _MSC_VER > 1000 EC&t+"=R
#pragma once d{0b*l%
#endif // _MSC_VER > 1000 YiB]}/
.+]e9mV
class CCaptureDlg : public CDialog ,WR$xi.j
{ HWT0oh]
// Construction Yr-a8aSTE5
public: [bUM x
BOOL bTray; E
`Ualai
BOOL bRegistered; QbP
W_)N
BOOL RegisterHotkey(); q<o*rcwf^
UCHAR cKey; Nt,)5_K <
UCHAR cMask; TDBWYppM
void DeleteIcon(); !I-+wc{ss
void AddIcon(); =xQ7:TB
UINT nCount; Q~G+YjM3
void SaveBmp(); -Cd4yWkO
CCaptureDlg(CWnd* pParent = NULL); // standard constructor &eQzfx=|km
// Dialog Data Q2cF++Q1
//{{AFX_DATA(CCaptureDlg) qe4hNFq
enum { IDD = IDD_CAPTURE_DIALOG }; U8]L3&~
CComboBox m_Key; w(8q qU+\
BOOL m_bControl; %E?:9. :NJ
BOOL m_bAlt; 5u T
9ssC
BOOL m_bShift; g_G?gO
CString m_Path; #QXv[%k
CString m_Number; /|t
vGC.#
//}}AFX_DATA @^a6^*X>
// ClassWizard generated virtual function overrides {S%)GvrT
//{{AFX_VIRTUAL(CCaptureDlg) 0*L|rJf
public: nL5Gr:SLo
virtual BOOL PreTranslateMessage(MSG* pMsg); wYSvI
protected: @g9j+DcU
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support X_C9Z
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); =rl/l8|P
//}}AFX_VIRTUAL 2FD[D`n]f
// Implementation t;Jt+k~
protected: I{<6GIU+
HICON m_hIcon; OHssUt
// Generated message map functions Fe.Y4\xz
//{{AFX_MSG(CCaptureDlg) <89@k(\ /
virtual BOOL OnInitDialog(); ><"5
VwR
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); Jme}{!3m
afx_msg void OnPaint(); ?Pw#!t
afx_msg HCURSOR OnQueryDragIcon(); %\_I%
yF
virtual void OnCancel(); Z{+h~?63
afx_msg void OnAbout(); <Xm5re.
afx_msg void OnBrowse(); ,r{*o6
afx_msg void OnChange(); FI.S?gy0
//}}AFX_MSG Bjml%
DECLARE_MESSAGE_MAP() VxjEKc
}; [POcO
#endif ,a?)#X
TSdjX]Kf
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file daWmF
#include "stdafx.h" )~_!u}+:(
#include "Capture.h" LnZ*,>1Z
#include "CaptureDlg.h" $}TqBBe
#include <windowsx.h> mvVVPf9
#pragma comment(lib,"hook.lib") |o~FKy1'z\
#ifdef _DEBUG eM/|"^%
#define new DEBUG_NEW Il2DZ5-
)
#undef THIS_FILE *D~@xypy
static char THIS_FILE[] = __FILE__; DG8$zl5
#endif uQ&&?j
#define IDM_SHELL WM_USER+1 <3P?rcd,5K
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); 0MMY{@n
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); AS|gi!OVA
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; 0vS%m/Zi-
class CAboutDlg : public CDialog 2c5>0f
{ `>?\MWyu
public: 3Aaj+=]W
CAboutDlg(); 9V zk:zOT
// Dialog Data ]j*o&6cQf
//{{AFX_DATA(CAboutDlg) 2-o,4EfHVO
enum { IDD = IDD_ABOUTBOX }; eWqJ 2Tt
//}}AFX_DATA ex'd^y
// ClassWizard generated virtual function overrides LAwX9q`
//{{AFX_VIRTUAL(CAboutDlg) o|]xj'
protected: s[nOB0
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support \VHi
//}}AFX_VIRTUAL GK95=?f~8;
// Implementation mt fDl;/D
protected: O~{Zs\u9
//{{AFX_MSG(CAboutDlg) J2aA"BhdC"
//}}AFX_MSG U~Ni2|}\C9
DECLARE_MESSAGE_MAP() 3tnYK&
}; "uGJ\
v6s8 p
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) =_%:9FnQ0
{ `U2PlCf|
//{{AFX_DATA_INIT(CAboutDlg) t@}<&{zk
//}}AFX_DATA_INIT lxbbyy25
} 6 Y&OG>_\
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) Rr%]/%
{ 4I:Jb;k>
CDialog::DoDataExchange(pDX); L}>9@?;GW
//{{AFX_DATA_MAP(CAboutDlg) c1|o^ eZ
//}}AFX_DATA_MAP ed{z^!w4
} GgA =EdJn
b\=0[kBQw
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) e{=7,DRH<
//{{AFX_MSG_MAP(CAboutDlg) CFul_qZ/e
// No message handlers Pl1:d{"d
//}}AFX_MSG_MAP hH"3Y}U@
END_MESSAGE_MAP() a2dF(H
q n =6>wP
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) ]lz,?izMR
: CDialog(CCaptureDlg::IDD, pParent) bnD>/z]E
{ C!qW:H
//{{AFX_DATA_INIT(CCaptureDlg) |8+<qgQ
m_bControl = FALSE; $|(roC(
m_bAlt = FALSE; M_9|YjwS
m_bShift = FALSE; U?#6I-
m_Path = _T("c:\\"); 'd(}bYr)
m_Number = _T("0 picture captured."); ~e%*hZNo
nCount=0; *ArzXhs[
bRegistered=FALSE; Hd;>k$B
bTray=FALSE; H[-zQ#I9
//}}AFX_DATA_INIT ]~ec]Y
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 Ij=hmTl{P
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
3D<P
[.bS
} c%xxsq2n
= @3Qsd
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) j:<E=[Kl
{ PCw.NJd$
CDialog::DoDataExchange(pDX); 1ed#nB%
//{{AFX_DATA_MAP(CCaptureDlg) dR$P-V\y`%
DDX_Control(pDX, IDC_KEY, m_Key); 3c9v~5og4
DDX_Check(pDX, IDC_CONTROL, m_bControl); /3Se*"u
DDX_Check(pDX, IDC_ALT, m_bAlt); I9Z8]Q+2"
DDX_Check(pDX, IDC_SHIFT, m_bShift); Nkv2?o>l
DDX_Text(pDX, IDC_PATH, m_Path); @Ki`g(],P
DDX_Text(pDX, IDC_NUMBER, m_Number); c:=Z<0S;
//}}AFX_DATA_MAP ^GRd;v=-@
} :$P <e~z'
"B+M5B0Z
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) o
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//{{AFX_MSG_MAP(CCaptureDlg) L
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ON_WM_SYSCOMMAND() f, ;sEV
ON_WM_PAINT() [=V8
ON_WM_QUERYDRAGICON() k U3]
eh\I
ON_BN_CLICKED(ID_ABOUT, OnAbout) P6IhpB59
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) -O(.J'=8
ON_BN_CLICKED(ID_CHANGE, OnChange) WBC'~ h<@
//}}AFX_MSG_MAP &3u*
zV$
END_MESSAGE_MAP() zEks4yd
VaQ}XM
BOOL CCaptureDlg::OnInitDialog() ?dxhe7m
{ Nb B`6@r
CDialog::OnInitDialog(); DVpqm6$Q
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); VK$+Nm)
ASSERT(IDM_ABOUTBOX < 0xF000); :+[q`
CMenu* pSysMenu = GetSystemMenu(FALSE); CrqWlO
if (pSysMenu != NULL) 2OK%eVba
{ M%$zor
CString strAboutMenu; )ZiJl5l@
strAboutMenu.LoadString(IDS_ABOUTBOX); p&ZD1qa
if (!strAboutMenu.IsEmpty()) 8.9S91]=
{ lW>bXC
pSysMenu->AppendMenu(MF_SEPARATOR); :[AW
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); kyY tL_SD
} :L\@+}{(c
} /B1NcRS
SetIcon(m_hIcon, TRUE); // Set big icon I^lb;3uR
SetIcon(m_hIcon, FALSE); // Set small icon Y|1kE;
m_Key.SetCurSel(0); hg\$>W~2
RegisterHotkey(); >nTGvLOq
CMenu* pMenu=GetSystemMenu(FALSE); u1>| 2D
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); %Xp}d5-
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); a2p<HW;)m
pMenu->DeleteMenu(SC_RESTORE,MF_BYCOMMAND); ii~~xt1
return TRUE; // return TRUE unless you set the focus to a control ^Z}INUv]7
} ~BZ A_w"`1
nk6xavQji
void CCaptureDlg::OnSysCommand(UINT nID, LPARAM lParam) .;$/nz6vk
{ .O lq_wuH
if ((nID & 0xFFF0) == IDM_ABOUTBOX) )8LCmvQ
{ KeXQ'.x5O
CAboutDlg dlgAbout; >B~p[wh0
dlgAbout.DoModal(); .\1XR
} WU}JArX9
else Vl'|l)b4W
{ 5GpRN
CDialog::OnSysCommand(nID, lParam); Q*U$i#,
} j7uiZU;3Rx
} odj|"ZK
m2VF}%
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void CCaptureDlg::OnPaint() YFsEuaV
{ (obeEH5J
if (IsIconic()) +KD~/}C%-
{ x{&