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:
6i~WcAs
Ez=Olbk 一、实现方法
#
4PVVu< ZJ[
??=Gz 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:
d<N:[Y\4l aAA U{EWW #pragma data_seg("shareddata")
o.l-7 HHOOK hHook =NULL; //钩子句柄
e@OX_t_ UINT nHookCount =0; //挂接的程序数目
Nu7
!8[?r* static UCHAR HotKey[MAX_KEY] = {0}; //热键虚拟键码
w*JGUk static UCHAR HotKeyMask[MAX_KEY] = {0}; //组合掩码, control=4,alt=2,shift=1
9p2&)kb6 static HWND hCallWnd[MAX_KEY] = {0}; //window handle associated with hotkey
cjIh}:|' static int KeyCount =0;
tC9n
k5~ static UCHAR MaskBits =0; //00000 Ctrl=4 & Alt=2 & Shift=1
igR";OQk #pragma data_seg()
/Mu@,)'' A$:U'ZG_ 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。
Np0u,t%vs ^M>P:~ 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:
KMjhZap% v oj^pzZ BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR
\)?HJ cKey,UCHAR cMask)
l2P=R)@{ {
nQ,HMXj BOOL bAdded=FALSE;
hFl^\$Re for(int index=0;index<MAX_KEY;index++){
9 j9TPyC/2 if(hCallWnd[index]==0){
X(-4<B hCallWnd[index]=hWnd;
~O&:C{9= HotKey[index]=cKey;
)/?$3h; HotKeyMask[index]=cMask;
?m?::R H bAdded=TRUE;
7{I0s;R KeyCount++;
/C G"]!2 " break;
;x@~A^<el }
<?4V }
8q}q{8 return bAdded;
exUu7&*: }
xjj6WED //删除热键
?oHpFlj BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
u($!z^h {
k{SAvKx= BOOL bRemoved=FALSE;
d,n 'n for(int index=0;index<MAX_KEY;index++){
&@Be2!%'9K if(hCallWnd[index]==hWnd){
(c
&mCJN if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
sI^Xb@'09$ hCallWnd[index]=NULL;
DX
K?Cv71z HotKey[index]=0;
<;Zmjeb+# HotKeyMask[index]=0;
(rm?jDm bRemoved=TRUE;
I75DUJqy] KeyCount--;
&AbNWtCV+G break;
-0x
# }
\ Et3|Iv }
oHn
Ky[1 }
=.]4;z return bRemoved;
SmSH2m- }
e [mm 6.nCV0xA FSW_<% DLL中的钩子函数如下:
<+vw@M +Kbjzh3<wG LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
_C[q4? {
F%D.zvKN BOOL bProcessed=FALSE;
9H`XeQ. if(HC_ACTION==nCode)
|_aa&v~ {
GH:jH]u!V if((lParam&0xc0000000)==0xc0000000){// 有键松开
{go;C} switch(wParam)
Xg!{K3OS {
MC.)2B7 case VK_MENU:
nwRc%C``UK MaskBits&=~ALTBIT;
V7fq4O^: break;
"N bq#w\ case VK_CONTROL:
8(&[Rs?K MaskBits&=~CTRLBIT;
/zVOK4BqN+ break;
B; h"lv case VK_SHIFT:
.jT#:_ MaskBits&=~SHIFTBIT;
9c,'k#k break;
XXcl{1Kp!@ default: //judge the key and send message
Jgd'1'FOs break;
e_ANUll1 }
P'[3Fqe for(int index=0;index<MAX_KEY;index++){
EC!02S if(hCallWnd[index]==NULL)
Mc_YPR:C continue;
.Una+Z if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
3E $f) {
9BBmw(M} SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
Eq9x2 bProcessed=TRUE;
DJ [#5h5 }
nIy}#MUd|q }
Y}|X|!0x }
-23w2Qt else if((lParam&0xc000ffff)==1){ //有键按下
>T3- switch(wParam)
:L@?2), {
l=)xo@6 case VK_MENU:
n QZwC
MaskBits|=ALTBIT;
,I(d6 break;
/quc}"__ case VK_CONTROL:
`yXg{lk MaskBits|=CTRLBIT;
J^5So break;
e9 5Lo+:f case VK_SHIFT:
?2{Gn-{ MaskBits|=SHIFTBIT;
&LZn
FR break;
{xB!EQ" default: //judge the key and send message
=I;ZMJR break;
Tc &z: }
zFws:_ i for(int index=0;index<MAX_KEY;index++){
oiT[de\S if(hCallWnd[index]==NULL)
j2.|ln"! continue;
{Y=WW7:Qx if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
~{B7 k: {
ju8q?Nyhs SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
MvHm)h bProcessed=TRUE;
A _
N;
}
0c'<3@39k| }
KNpl:g3{<Q }
yyRiP|hJ if(!bProcessed){ //一般按键事件,为监视键盘的程序留出余地
'(yAfL 9} for(int index=0;index<MAX_KEY;index++){
g:D>.lKd if(hCallWnd[index]==NULL)
|[ k.ii6iO continue;
~>Fu5i $i if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
(\hx` Yh=> SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
i8[t=6Rm@ //lParam的意义可看MSDN中WM_KEYDOWN部分
0gy/:T }
%D}kD6= }
aweV#j(y }
{V$|3m>:* return CallNextHookEx( hHook, nCode, wParam, lParam );
D4-ifsP }
O%zU-_|* Cc' 37~6~P 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:
8 \ +T8(m G"U9E5O BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
YYl 4"l BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
~tUl} kmsb hYM) 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:
so)[59M7
&5spTMw8 LRESULT CCaptureDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
ZQoU3AD; {
@qqg e' if(message==WM_HOTKEY&&lParam==WM_KEYDOWN)
6YLj^w] % {
5k3 b3& //lParam表示是按下还是松开,如果有多个热键,由wParam来区分
!&ayYu##{ SaveBmp();
bv9i*] return FALSE;
gG:Vt}N }
EQyC1j …… //其它处理及默认处理
UkT=W!cq }
T/Gz94c B^Nf #XN( p7VTa~\zA 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。
~u!|qM J^nBdofP 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。
_8riUt ]kG"ubHV?h 二、编程步骤
$@Rxrx_@M #ASz;$P 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";
U;V7 u/{ lL3khJ:% 2、 在"Hook"项目中导出AddHotkey()、DeleteHotkey()函数;
uK#4(eY=W dTC7Fm 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;
~xfP:[u 7he,?T)vD 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;
a 3b/e8c Lh"<XYY 5、 添加代码,编译运行程序。
f/NH:1)y |`Ntv} 三、程序代码
|`f$tj }~jlj ///////////////////////////////////// Hook.h : main header file for the HOOK DLL
1onM j #if !defined(AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_)
z8~NZ;A #define AFX_HOOK_H__AEBFF705_C93A_11D5_B7D6_0080C82BE86B__INCLUDED_
\oXpi$ #if _MSC_VER > 1000
+p_CN*10H #pragma once
dh*ZKI^@( #endif // _MSC_VER > 1000
.b&t;4q #ifndef __AFXWIN_H__
*_{j=sd #error include 'stdafx.h' before including this file for PCH
[vK^Um #endif
YTpSHpf@ #include "resource.h" // main symbols
;|5F[ class CHookApp : public CWinApp
el<s8:lA {
Xe'x[(l public:
9ni1f{k CHookApp();
_476pZ_ // Overrides
#$+*; // ClassWizard generated virtual function overrides
-M~:lK]n //{{AFX_VIRTUAL(CHookApp)
%lx!.G public:
Z{Qu<vy_ virtual BOOL InitInstance();
+I:Unp virtual int ExitInstance();
cAqLE\h //}}AFX_VIRTUAL
%2/EaaR //{{AFX_MSG(CHookApp)
&yTqZ*Yuk // NOTE - the ClassWizard will add and remove member functions here.
}J`w4P // DO NOT EDIT what you see in these blocks of generated code !
Lpz>>} //}}AFX_MSG
,GIyq) DECLARE_MESSAGE_MAP()
`?qF$g9u~ };
n;Q7X>-f8` LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam, LPARAM lParam);
K?Nhi^f"L BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask);
qI9z;_,gNz BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask);
K5VWt)Z# BOOL InitHotkey();
m6K}|j BOOL UnInit();
6NuD4Ga #endif
S_4?K)n # ,~$p,ALwN7 //////////////////////////////////////// Hook.cpp : Defines the initialization routines for the DLL.
~'H]jN #include "stdafx.h"
n;C
:0 #include "hook.h"
_|\~q[ep #include <windowsx.h>
GPv1fearl #ifdef _DEBUG
82qoGSD. #define new DEBUG_NEW
EHIF>@TZ #undef THIS_FILE
wn, KY$/ static char THIS_FILE[] = __FILE__;
qzLPw*; #endif
SC!RbW@3 #define MAX_KEY 100
#ut #define CTRLBIT 0x04
AW'0,b`v #define ALTBIT 0x02
7~%?# #define SHIFTBIT 0x01
3`|@H-c9 #pragma data_seg("shareddata")
G1tY) _-8[ HHOOK hHook =NULL;
0c]/bs{} UINT nHookCount =0;
vY}g<* static UCHAR HotKey[MAX_KEY] = {0}; //hotkey
t?&|8SId static UCHAR HotKeyMask[MAX_KEY] = {0}; //flag for hotkey, value is VK_CONTRL or VK_NEMU or VK_SHIFT
\gGW8Q; static HWND hCallWnd[MAX_KEY] = {0}; //window associated with hotkey
Z'W=\rl static int KeyCount =0;
KVaiugQ static UCHAR MaskBits =0; //00000 Ctrl Alt Shift
VG#EdIiI #pragma data_seg()
vjCu4+w($Z HINSTANCE hins;
3E]plj7$ void VerifyWindow();
^4hO BEGIN_MESSAGE_MAP(CHookApp, CWinApp)
Xp% v.M //{{AFX_MSG_MAP(CHookApp)
"5!oi]@>( // NOTE - the ClassWizard will add and remove mapping macros here.
uc\Kg1{ // DO NOT EDIT what you see in these blocks of generated code!
e@07 //}}AFX_MSG_MAP
hJ? O],4J END_MESSAGE_MAP()
[`[|l
^_W#+>&-- CHookApp::CHookApp()
aEWWP] {
1Z2HUzqh. // TODO: add construction code here,
t+G#{n // Place all significant initialization in InitInstance
A#<? 4& }
V>LwqS~` .},'~NM] CHookApp theApp;
yNo0ubY LRESULT CALLBACK KeyboardProc(int nCode,WPARAM wParam,LPARAM lParam)
*W1dG#Np} {
~?Pw& K2 BOOL bProcessed=FALSE;
RVmh6m if(HC_ACTION==nCode)
EU;9*W< {
eHZws`W if((lParam&0xc0000000)==0xc0000000){// Key up
(@VMH !3 switch(wParam)
70nqD>M4 {
L,`LN> case VK_MENU:
5` ~JPt MaskBits&=~ALTBIT;
'ya{9EdlT break;
XJ\DVZ case VK_CONTROL:
?4&e;83_#y MaskBits&=~CTRLBIT;
vWv" break;
rfJz8uF% case VK_SHIFT:
$6 9&O MaskBits&=~SHIFTBIT;
,V m
< rK break;
KC6.Fr{ default: //judge the key and send message
c_pr break;
UHkMn }
N!=v4f for(int index=0;index<MAX_KEY;index++){
Lv7(st%` if(hCallWnd[index]==NULL)
3M7/?TMw{6 continue;
H@>` F if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
i$#;Kpb`^ {
5H9z4-i x? SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYUP);
gPO}d bProcessed=TRUE;
((;!<5-`s }
Eyqa?$R }
@n /nH?L }
'sKk"bi;0 else if((lParam&0xc000ffff)==1){ //Key down
$( kF# switch(wParam)
]:- mbgW {
0i>5<ej,f case VK_MENU:
k%#EEMh MaskBits|=ALTBIT;
"Gzz4D break;
lgy<?LI\ case VK_CONTROL:
Lg.gfny[(t MaskBits|=CTRLBIT;
s^9Voi.y break;
Y\P8v case VK_SHIFT:
I;(L%TT ` MaskBits|=SHIFTBIT;
7Q9 w?y~c break;
[l??A3G default: //judge the key and send message
9;u@q%;!k break;
?e4YGOe. }
t%)7t9j for(int index=0;index<MAX_KEY;index++)
@b%=H/5\ {
bsli0FJSh' if(hCallWnd[index]==NULL)
_J#zY-j continue;
lfgq=8d if(IsWindow(hCallWnd[index])&&(HotKey[index]==wParam)&&(HotKeyMask[index]==MaskBits))
|syR6(U} {
.`H5cuF` SendMessage(hCallWnd[index],WM_HOTKEY,wParam,WM_KEYDOWN);
lrE5^;/s1 bProcessed=TRUE;
8/#A!Ww] }
Pmx-8w }
)2o?#8J }
h7oo7AP if(!bProcessed){
pah'>dAL for(int index=0;index<MAX_KEY;index++){
t!l&iVWs if(hCallWnd[index]==NULL)
|>^JRx continue;
SKN`2[ahD if(IsWindow(hCallWnd[index])&&(HotKey[index]==0)&&(HotKeyMask[index]==0))
/36:ms A SendMessage(hCallWnd[index],WM_HOTKEY,WM_HOTKEY,lParam);
G~a ZJ, }
Dx?,=~W9 }
JXQO~zj }
Ll't>) return CallNextHookEx( hHook, nCode, wParam, lParam );
qInR1 r< }
9W5lSX#^; CK@@HSm}l BOOL InitHotkey()
WpP}stam/ {
V f&zL
Sgr if(hHook!=NULL){
"HIRTE;& nHookCount++;
O0v}43J[ return TRUE;
PFjL1=7I }
9$w.9`Py else
qe#tj/aZ hHook=SetWindowsHookEx(WH_KEYBOARD,(HOOKPROC)KeyboardProc,hins,0);
0[(8 if(hHook!=NULL)
? OM!+O nHookCount++;
1CZgb return (hHook!=NULL);
TIDO@NwF }
Wn2NMXK BOOL UnInit()
@Nx9) {
hn@08t G if(nHookCount>1){
cV6D<,) nHookCount--;
KV *#T20T return TRUE;
.`eN8Dl1 }
Dz/ "M= BOOL unhooked = UnhookWindowsHookEx(hHook);
T!#GW/? if(unhooked==TRUE){
+ &Eqk nHookCount=0;
YD6'#( hHook=NULL;
(w3YvG. }
2/^3WY1U return unhooked;
</zEg3F\ }
C,r;VyW6BI <%eG:n,# BOOL __declspec(dllexport) __stdcall AddHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
U8?mc {
d7upz]K9g BOOL bAdded=FALSE;
[z{1*Xc for(int index=0;index<MAX_KEY;index++){
g!|kp? if(hCallWnd[index]==0){
=dKtV.L hCallWnd[index]=hWnd;
_B<X`L
= HotKey[index]=cKey;
rb.N~ HotKeyMask[index]=cMask;
$UWZDD bAdded=TRUE;
6bC3O4Rw KeyCount++;
_`T_">9r break;
}my`K }
S,UDezxg }
v!5 `|\ return bAdded;
XRi8Gpg }
m:2^=l4 NXrlk BOOL __declspec(dllexport) __stdcall DeleteHotkey(HWND hWnd,UCHAR cKey,UCHAR cMask)
CD~.z7,LC {
>kVz49j BOOL bRemoved=FALSE;
&h/Xku&0 for(int index=0;index<MAX_KEY;index++){
a`>B Ly5o if(hCallWnd[index]==hWnd){
U5de@Y if(HotKey[index]==cKey&&HotKeyMask[index]==cMask){
DvvK^+-~ hCallWnd[index]=NULL;
GD$l||8 HotKey[index]=0;
)y$(AJx$ HotKeyMask[index]=0;
#"~<HG}bR/ bRemoved=TRUE;
y<Ot)fa$ KeyCount--;
~c `l@: break;
57c8xk[.2 }
q/,O\, }
X \/#@T }
NBGH_6DROw return bRemoved;
kuP(r }
sXPe/fWo )SGq[B6@I void VerifyWindow()
?UoBV$ {
rx|pOz,: for(int i=0;i<MAX_KEY;i++){
4kx
N<] if(hCallWnd
!=NULL){ 9yP;@y*d
if(!IsWindow(hCallWnd)){ 'H;*W |:-]
hCallWnd=NULL; @o`AmC.
8
HotKey=0; L!xi
HotKeyMask=0; Gd85kY@w7
KeyCount--; gcT%c|.
} ?Ir:g=RP*
} ;4\;mmLVk
}
&6VnySE?
} P&Vv/D
nu%*'.
BOOL CHookApp::InitInstance() wibNQ`4k
{ cvL;3jRo
AFX_MANAGE_STATE(AfxGetStaticModuleState()); s~X%Y<9l
hins=AfxGetInstanceHandle(); =I_'.b
InitHotkey(); cr;da)
return CWinApp::InitInstance(); tCt#%7J;a
} eaU
p`qgrI`
int CHookApp::ExitInstance() ?:0Jav
{ Mo|2}nf
VerifyWindow(); BI@[\aRLQ
UnInit(); $I?"lky
return CWinApp::ExitInstance(); >A"(KSNL
} pQB."[n
%xLhZ\
////////////////////////////////////////////////////////////////////// CaptureDlg.h : header file xAm6BB
c
#if !defined(AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_) Ny/MJ#Lq
#define AFX_CAPTUREDLG_H__97B51708_C928_11D5_B7D6_0080C82BE86B__INCLUDED_ $F.a><1rY
#if _MSC_VER > 1000
[$UI8tV
#pragma once dM@1l1h/
#endif // _MSC_VER > 1000 J{G?-+`
@H8EWTZ
class CCaptureDlg : public CDialog seJ^s@H5l
{ {'H(g[k
// Construction \ Cj7k^
public: f|gg
BOOL bTray; aN3;`~{9
BOOL bRegistered; ]Hv[ IodJ
BOOL RegisterHotkey(); #/37V2E
UCHAR cKey; Fsg*FH7J
UCHAR cMask; F!K>K z
void DeleteIcon(); Tid a a
void AddIcon(); \i&<s;
UINT nCount; COlaD"Y
void SaveBmp(); Xch~
1K
CCaptureDlg(CWnd* pParent = NULL); // standard constructor `Pnoxm'
// Dialog Data lp8v0e4
//{{AFX_DATA(CCaptureDlg) dj%!I:Q>u
enum { IDD = IDD_CAPTURE_DIALOG }; <1!O1ab
CComboBox m_Key; #g!.T g'
BOOL m_bControl; 2
yz _
BOOL m_bAlt; _q^E,P
BOOL m_bShift; `Q,H|hp;k;
CString m_Path; *VN6cSq
CString m_Number; a8Wwq?@
//}}AFX_DATA xgtR6E^k
// ClassWizard generated virtual function overrides }Y4qS
//{{AFX_VIRTUAL(CCaptureDlg) 8q7b_Pq1U
public: 3G4-^hY<
virtual BOOL PreTranslateMessage(MSG* pMsg); c:.eGH_f
protected: ?Mfw]z"\C)
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support |4`{]2C
virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam); 93hxSRw
//}}AFX_VIRTUAL ,2ar7
5Va
// Implementation Z3!`J&
protected: }(u
ol
HICON m_hIcon; e96k{C`j0
// Generated message map functions &cTU
sK
//{{AFX_MSG(CCaptureDlg) FVBYo%Ap
virtual BOOL OnInitDialog(); }ad|g6i`
afx_msg void OnSysCommand(UINT nID, LPARAM lParam); ovV'VcUs
afx_msg void OnPaint(); R G`1en
afx_msg HCURSOR OnQueryDragIcon(); =g|FT
virtual void OnCancel(); =tY T8Q;al
afx_msg void OnAbout(); |Q>IrT
afx_msg void OnBrowse(); 9&NgtZpt
afx_msg void OnChange(); >LuYHr
//}}AFX_MSG tLmTjX .6
DECLARE_MESSAGE_MAP() teVM*-
}; 4KrL{Z+}
#endif dgePPhj
3+bt~J0
////////////////////////////////////////////////////////////// CaptureDlg.cpp : implementation file D1;QC
#include "stdafx.h" <9
;!3xG
#include "Capture.h" {l>hMxij
#include "CaptureDlg.h" "zy7C*)>r
#include <windowsx.h> I<tm"?q0
#pragma comment(lib,"hook.lib") 40
0#v|b
#ifdef _DEBUG BsJC0I(
#define new DEBUG_NEW 4X|zmr:A
#undef THIS_FILE xN%K^Tree
static char THIS_FILE[] = __FILE__; ;bhT@aB1
#endif uW3!Yg@
#define IDM_SHELL WM_USER+1 WjqO@]P6
BOOL __declspec(dllexport)__stdcall AddHotkey(HWND,UCHAR key,UCHAR mask); v*yuE5{
BOOL __declspec(dllexport)__stdcall DeleteHotkey(HWND,UCHAR key,UCHAR mask); |zE'd!7E
UCHAR Key_Table[]={0x78,0x79,0x7a,0x7b,0x6a,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39}; h)nG)|c
class CAboutDlg : public CDialog "
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{ FxtI"g\0
public: -Y;3I00(
CAboutDlg(); VLN_w$iEq
// Dialog Data e?f IXk~b
//{{AFX_DATA(CAboutDlg) #R
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enum { IDD = IDD_ABOUTBOX }; >lM l
//}}AFX_DATA &jr3B;g!C
// ClassWizard generated virtual function overrides &
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//{{AFX_VIRTUAL(CAboutDlg) 1ZRT:N<-
protected: ;jTN| i'
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support 9~YMyg(Z
//}}AFX_VIRTUAL O|UC ?]6
// Implementation >-{Hyx
protected: !0E&@X:-
//{{AFX_MSG(CAboutDlg) WOf 4o
//}}AFX_MSG ]M'=^32
DECLARE_MESSAGE_MAP() L&OwPd
}; 61
~upQaR
t&Og $@
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) BL58] P84
{ xAP+FWyV
//{{AFX_DATA_INIT(CAboutDlg) (_{yB[z>`
//}}AFX_DATA_INIT '[O;zJN;
} h `.& f
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void CAboutDlg::DoDataExchange(CDataExchange* pDX) &G$Ucc
`
{ KCDE{za
CDialog::DoDataExchange(pDX); P
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//{{AFX_DATA_MAP(CAboutDlg) s&J]zb`
//}}AFX_DATA_MAP R_xRp&5
} /|#fejPh
t );/'3|
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) Vs{|xG7WD
//{{AFX_MSG_MAP(CAboutDlg) e(8Ba X_
// No message handlers /JU.?M35
//}}AFX_MSG_MAP Oz#{S:24M+
END_MESSAGE_MAP() W'TaBuCb
pcI uN
CCaptureDlg::CCaptureDlg(CWnd* pParent /*=NULL*/) ]"1DGg \A
: CDialog(CCaptureDlg::IDD, pParent) 9JKEw
{ bK-N:8Z
//{{AFX_DATA_INIT(CCaptureDlg) maR"t+
m_bControl = FALSE; cPc</[x[W
m_bAlt = FALSE; _n\GNUA
m_bShift = FALSE; 5QO9Q]I#_\
m_Path = _T("c:\\"); ~.lPEA %%
m_Number = _T("0 picture captured."); xA[mm
nCount=0; Q.c\/&
bRegistered=FALSE; ROZF)|l
bTray=FALSE; @!d{bQd,
//}}AFX_DATA_INIT *G9V'9
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 efE.&]
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 9k[9P;"F:
} 8qu6.
`x%>8/
void CCaptureDlg::DoDataExchange(CDataExchange* pDX) 2T[9f;jM'
{ zs#@jv$
CDialog::DoDataExchange(pDX); ;mKb]
//{{AFX_DATA_MAP(CCaptureDlg) &XUiKnNW
DDX_Control(pDX, IDC_KEY, m_Key); Yp2e Bgo"
DDX_Check(pDX, IDC_CONTROL, m_bControl); QnX(V[
DDX_Check(pDX, IDC_ALT, m_bAlt); *EwR!L*
DDX_Check(pDX, IDC_SHIFT, m_bShift); 0S$N05
DDX_Text(pDX, IDC_PATH, m_Path); =zs`#-^8
DDX_Text(pDX, IDC_NUMBER, m_Number); ]L}dzA?:
//}}AFX_DATA_MAP j^2j&Ta
} v1,oilL
gr-OHeid
BEGIN_MESSAGE_MAP(CCaptureDlg, CDialog) @49S`
//{{AFX_MSG_MAP(CCaptureDlg) KRKCD4
ON_WM_SYSCOMMAND() d9|<@A
ON_WM_PAINT() .Rf_Cl
ON_WM_QUERYDRAGICON() tcog'nAz
ON_BN_CLICKED(ID_ABOUT, OnAbout) }?v )N).kW
ON_BN_CLICKED(IDC_BROWSE, OnBrowse) )IZ~G\Ra'
ON_BN_CLICKED(ID_CHANGE, OnChange) hqkz^!rp
//}}AFX_MSG_MAP \:F_xq
END_MESSAGE_MAP() ?p8_AL'RS
>t_6B~x9
BOOL CCaptureDlg::OnInitDialog() 5rZ
{ t}tEvh
CDialog::OnInitDialog(); G?Hdq;
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); K8Y=S12Ti
ASSERT(IDM_ABOUTBOX < 0xF000); 4)o
CMenu* pSysMenu = GetSystemMenu(FALSE); $\y'IQ%
if (pSysMenu != NULL) ,L'zRyP
{ YQA,f#
CString strAboutMenu; 5bpEYW+
strAboutMenu.LoadString(IDS_ABOUTBOX); R<N
]B
if (!strAboutMenu.IsEmpty()) |*tp16+6
{ k~
/Nv=D
pSysMenu->AppendMenu(MF_SEPARATOR); =+d?x56
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); 2*#|Nj=^
} 4d;8`66O
} gEE\y{y
SetIcon(m_hIcon, TRUE); // Set big icon Qv/=&_6
SetIcon(m_hIcon, FALSE); // Set small icon G+\GaY[
m_Key.SetCurSel(0); 0'?L#K
RegisterHotkey(); UN<]N76!
CMenu* pMenu=GetSystemMenu(FALSE); $z*'fXg
pMenu->DeleteMenu(SC_MAXIMIZE,MF_BYCOMMAND); T 0rGM
pMenu->DeleteMenu(SC_SIZE,MF_BYCOMMAND); yY&I