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编程技巧20法(11-20) 3 E. H- n# E# M! ]( W9 h
徐景周$ O. v/ x+ t% X! N/ x
日期:2002-09-12 8 W! U- ~0 j) j8 K+ L' D1 v
- H! `5 d, p$ @( M _4 e7 T' {- B
# G6 X# ?! o; l2 S
- G+ e7 l: o9 ~, p, r6 `11. 如何判断当前操作系统的版本' h6 b3 I9 X( F7 Z
6 y- W7 a) Y3 z q5 P* t8 \//------------------------------------------------------------------------------------------------9 L1 u2 o* j3 q U5 Y5 B9 ?5 |; s
! _) B+ r8 B F6 M/ o5 N( |//判断操作系统涵数及变量' t8 U) o' q" \) b
, p0 b/ o( `' W4 J$ o8 `& Ktypedef enum tagWin32SysType{
- E$ h' a& ~, U, B Windows32s,
2 k, T/ A1 B- s/ y E' q& Q/ Y WindowsNT3,
5 f+ ^4 S" c0 z. i1 _( a Windows95,5 {: I7 h# ]: C$ b% L% P. |; v
Windows98,
- s2 U9 i4 U# M# J/ W1 d WindowsME,
0 D' w+ J" z" L& @ WindowsNT4,+ ~2 ] \) G( v3 J/ }& A
Windows2000,( m X ^ k9 n% Q7 z: U9 e# z
WindowsXP8 V3 ]. H- a; [, C2 }
}Win32SysType;& U' m- }: ]8 n6 o; c( p4 F
) z% {; q+ c1 v( W
" y+ j% s% m5 y* A/ k7 l//判断操作系统涵数及变量,jingzhou xu
/ l1 C5 G2 Q5 x4 F' U
+ _5 Q T4 o4 sWin32SysType IsShellSysType()
4 q; g ~) o. S/ P P" \* K{4 b. M1 R2 \* f9 ~8 l
Win32SysType ShellType;" o% K6 {) P8 Z* t( }# X5 U
DWORD winVer;
; h2 z' d3 Y6 v# J- H* M6 ^ OSVERSIONINFO *osvi;
8 k6 e% N$ O( z* d
# ?, p/ X, n9 u; W winVer=GetVersion(); W; M* l5 ]# Q1 Y
" ?$ U x; j8 k% V$ e3 v4 q6 f
if(winVer<0x80000000){/*NT */
$ ?, i/ n8 O6 e. r ShellType=WindowsNT3;
/ P: `8 J9 N9 g% x. N osvi= (OSVERSIONINFO *)malloc(sizeof(OSVERSIONINFO));& i3 V' U0 ?. N
if (osvi!=NULL){) u" H5 m% {6 @' @( G9 l5 J. ?1 N3 b' K
memset(osvi,0,sizeof(OSVERSIONINFO));
6 a! r; a2 Q9 b. ?3 s$ `: e/ z+ k osvi->dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
1 @ X" p) ^5 y0 i* u) ~3 I GetVersionEx(osvi);$ S6 J5 u8 c" ~ u$ y
if(osvi->dwMajorVersion==4L)ShellType=WindowsNT4;
# I0 q R% m$ W4 `% M+ l else if(osvi->dwMajorVersion==5L&&osvi->dwMinorVersion==0L)ShellType=Windows2000;
4 y! ]' p+ d$ u5 l% Z% J( }9 |( D else if(osvi->dwMajorVersion==5L&&osvi->dwMinorVersion==1L)ShellType=WindowsXP;
2 i! u3 m4 ~8 K Q: r" I free(osvi);# d N8 m4 k% ]" y6 Z; Q
}# h+ i5 {4 t M, V4 J& X1 a X
}# B5 G. p* Q [ ^/ |; a1 x
else if (LOBYTE(LOWORD(winVer))<4)
0 T o8 e/ O* r% r2 g) B ShellType=Windows32s;
; q# U- B" n! g/ v7 j7 Z# A$ m1 Y else{( i+ Z3 Z3 A8 B( Q/ l( W
ShellType=Windows95;; v3 I, k% ?' Z3 `
osvi= (OSVERSIONINFO *)malloc(sizeof(OSVERSIONINFO));
& K# V- S5 C, N4 M if (osvi!=NULL){3 m# L6 F% n7 n6 u6 l: M( ^" _
memset(osvi,0,sizeof(OSVERSIONINFO));; [* M% p0 u5 A# f2 C
osvi->dwOSVersionInfoSize=sizeof(OSVERSIONINFO);) {5 D4 P7 J+ B& `$ Y
GetVersionEx(osvi);* J( D$ {7 z: l. D# E, f+ C: y7 u1 {
if(osvi->dwMajorVersion==4L&&osvi->dwMinorVersion==10L)ShellType=Windows98;
( i; V& h5 u. g/ W c else if(osvi->dwMajorVersion==4L&&osvi->dwMinorVersion==90L)ShellType=WindowsME;/ v, r3 V( v, s2 `
free(osvi);
9 [6 g0 n. j# D8 ^ }9 q8 O, `+ T& {" C% |
}
" u7 T5 }! O9 _; `1 E return ShellType;
, n i0 i1 r! y2 _0 J" B( b# w}! E7 y! W) F+ Z; v3 j3 R
9 o0 e# {2 q7 U) c# S//------------------------------------------------------------------------------------------------
+ N) c! Q" }! {# t5 V, d: G; P: u# B. s5 c4 t5 m! U
$ [7 r6 I2 m, X# `' X
12. 如何在指定矩形框内水平/垂直显示多行文字
# D2 S6 a: R# Y, I4 w) g/ l. [9 v' Y
4 M0 L$ u5 c; ?///////////////////////////////////////////////////////
$ ]6 |/ k. C: R% f4 P j( j//说明:8 @/ ~- k7 n9 D. I+ e: P( q/ w
// 在矩形框中水平或垂直显示多行文字,jingzhou xu. K& I& O: h9 e5 Z
// lMode: 排列方式,0:水平方式; 1:垂直对齐 $ o1 t. T" c+ [/ F4 r
// lHori: 水平对齐方式, 0:左对齐; 1:居中; 2:右对齐; 3:自定义. c1 m5 N9 Y) K1 |- J$ x/ f8 l7 t
// lVert: 垂直对齐方式, 0:顶对齐; 1:居中; 2:底对齐; 3:自定义: b0 U9 D5 X9 g) D% |
///////////////////////////////////////////////////////
. T, w+ @9 ~- A+ J$ J5 j1 N- L* N9 A. e, I' j
CRect DrawTitleInRect(CDC *pDC, CString szString, LPRECT lpRect, long lMode, long lHori, long lVert)
& E; K& ?, l" `1 Y2 o% ~& h{& q' ~* Q, U& r2 J3 `
TEXTMETRIC tm;- C' L) }% \2 l) V
pDC->GetTextMetrics(&tm);
4 d$ D7 b0 p) P" n int tmpWidth=tm.tmAveCharWidth, tmpHeight=tm.tmHeight;
# u# r6 J4 `5 j! A- _# d: L. o% m; X- [ ` ?9 Y% _& @
CRect rcInner(lpRect);
" G4 H$ s% T3 [, e( q ` if(lMode==0). [" R; o/ z* }, B3 V0 {
{; a/ i: N" z: j/ E" Y! f5 D
rcInner.left+=tmpWidth;
) a/ j% v' E( D, D rcInner.right-=tmpWidth;4 |4 s9 g9 e. O8 z$ Y4 d) U6 g
rcInner.top-=tmpWidth;( T# a& {' b# K1 {$ ?; C- b% u' B# o9 ]
rcInner.bottom+=tmpWidth;
3 C, k8 r/ i2 j' K; s }
# V( |0 b7 C8 d O. J. r if(lMode==1)5 h& K* _) y q* W( E v
{
& f! R" z5 h3 i7 a& a# V rcInner.left+=tmpWidth;9 I4 N5 T. ~; s) q( _
rcInner.right=rcInner.left+tmpWidth; e# U3 A0 t9 |0 ~. e# [# K
rcInner.top-=tmpWidth;
5 _8 A# {" O; L/ U2 B rcInner.bottom+=tmpWidth;
0 F% A- M8 Z" _ ?, z# x }
! U4 K! x8 f- Q2 T, a
3 v: v( ]2 V; Q pDC->DrawText(szString, rcInner,DT_CALCRECT);% R6 q) G* v3 r# @" c( a% ]7 b, z
switch(lHori); X8 j8 ]+ @! n( V' n6 C* ^
{: k m. m& e# k) X) a
case 0:
# v: O8 I3 i8 D j' U# } break;/ |; f2 i1 r4 D0 r
case 1:+ X5 g/ Q3 N9 u7 v% ~7 a, ^0 {
{
( j( n- Y1 e9 [* B4 v6 _ long xOutCent=(lpRect->right+lpRect->left)/2;
7 x7 A+ ~2 }6 u8 N2 m$ G5 Z7 a long xInnCent=(rcInner.right+rcInner.left)/2;! H% N# @0 p' `
rcInner.left+=(xOutCent-xInnCent);
8 _! [; }& w$ r) K! B! ^3 i7 i- g rcInner.right+=(xOutCent-xInnCent);
/ \6 J1 S; r. ~! f2 ^6 O; o }
% K6 L2 x) E/ Z' h; W3 u; b break;
7 c: S7 ~, E1 [ case 2:/ [7 w( F7 Y* _8 w- j
{4 l: t1 ~ T8 D8 O- O; ~2 ?
long lInWidth=rcInner.right-rcInner.left;
0 p* @5 |/ d- \1 Z rcInner.right=lpRect->right-tmpWidth;
7 A. R" N# X4 q# N# h8 C6 b rcInner.left=rcInner.right-lInWidth;( |5 I( Y1 H" P, @
}7 Z$ c0 w% ^$ U+ `# o
break;) G# p; X9 Z/ f- p, p3 \
default:
0 Q8 R, g( `* `/ c: \/ H$ M: Y break;
; |! n; l$ v( Z# V! R6 e! I* d }
6 E3 x* I6 K! x2 c6 O
b# p, r9 v9 W5 P7 } switch(lVert)
) H5 Z# s2 b: L# n0 x5 ^ ~/ [9 E {
( N+ o3 L6 O: R5 A9 t case 0:0 b; o$ x3 s- p+ d3 k1 X
break;
9 n( r; e. E: j: l h case 1:# r& ?4 V: t& A* f' n' J
{
9 p) _$ G8 V2 W: Q long yOutCent=(lpRect->bottom+lpRect->top)/2;
4 M! e2 ^0 k7 ~ long yInnCent=(rcInner.bottom+rcInner.top)/2;
2 J) e) I+ t: k+ r t rcInner.top-=(yInnCent-yOutCent);
, |: Q+ Q: p! Z5 I rcInner.bottom-=(yInnCent-yOutCent);
. F% }- d$ K% }4 K I* y3 W }, [ @( y i a2 [* r" k% o
break;
1 X6 S8 Q C* ^' J case 2:8 N" l) W* a) `7 ]* o) y* K
{; X- c7 B$ N6 K* Q- ~$ H
long lInHeigh=rcInner.top-rcInner.bottom;
5 z& E" A3 J4 w% W8 t7 O rcInner.bottom=lpRect->bottom+tmpWidth;, F% u% K, m; o2 R, ?1 o
rcInner.top=rcInner.bottom+lInHeigh;
2 L! b# k# [/ s& q ^- m }* q# @. h: c) T+ |8 W; D9 t
break;
/ P S: `7 X9 ^! B3 f) R8 Y$ K default:& i! j' v$ b- d* [
break;6 H+ ?1 R& _8 O/ x
}
! D. x6 \" b! Q) |! m% u+ Y, O5 O
# \# Y, M! J" B4 ^+ f& f) i+ I, ]4 I //---------------------------------------------------------------------------------------------
0 g) o, O6 d% Z7 }5 N9 ^, ] //功能:根据新、老矩形,重新计算行数,使文字多行显示,jingzhou xu
2 i0 [; U+ o$ O4 b //---------------------------------------------------------------------------------------------) r# W( c& L. G* `% B
//一行中最大字符数5 i$ ~- T/ R \1 V
int nMaxLineChar = abs(lpRect->right - lpRect->left) / tmpWidth ;
$ K1 e9 V, W1 T+ _2 p //记录当前行的宽度
$ J* ]! S! n! d( N! }4 T short theLineLength=0; ; d2 F5 S `, G( G- [
//记录当前行中汉字字节数,以防止将一半汉字分为两行. X; N7 _, J, o- j9 {. P R% N
unsigned short halfChinese=0;5 [% {# R/ g P" |; S( T7 u, j
. U8 B' I2 [/ @/ u) B for(int i=0; i<=szString.GetLength()-1; i++)
; K" Q* d- G* s {
3 E3 ]% T) B) M# s: B& v9 G if(((unsigned char)szString.GetAt(i) == 0x0d) && ((unsigned char)szString.GetAt(i+1) == 0x0a))
; L6 E0 E5 a3 n' K/ ^ q/ W theLineLength=0;
% x- K( V4 _, I) ?" z- Z/ @9 W+ v Q5 T. s4 c- _: ?/ v' K
//大于0xa1的字节为汉字字节! d0 y, X7 p9 `1 i
if((unsigned char)szString.GetAt(i) >= 0xA1)6 J/ L1 {: t/ u! n* E/ h
halfChinese++;
3 A$ q' x+ U- m/ [' n- G! @2 f; l theLineLength++;3 b" k: }& e0 T* x* E
; e' ^1 @" U: t' g8 z3 q# E) }
//如果行宽大于每行最大宽度,进行特殊处理2 }3 h+ P* y D, N" k M
if(theLineLength > nMaxLineChar)
* A, H; o0 V* G {
: [) C! w: O$ \% ]. V1 N2 S0 ^ //防止将一个汉字分为两行,回溯4 w. G: _- L3 `4 `; Q
if(halfChinese%2)' X/ b$ O$ X% M
{
9 ]: l& x& P7 k szString.Insert(i,(unsigned char)0x0a);
~: T1 Y3 x! x7 D8 G szString.Insert(i,(unsigned char)0x0d);
+ s n* _! | O5 d }/ X: c; `- b5 Y5 r5 E; u, a5 z
else& ?( ?' l) `% S
{
- h5 P8 e! u9 ^0 w szString.Insert(i-1,(unsigned char)0x0a);7 l9 w3 ~, J; J: ^3 b# r1 L, M
szString.Insert(i-1,(unsigned char)0x0d);
5 T7 h5 d9 i! [' B# `& T }
0 d/ n2 g* A$ d8 x2 |5 O) R 1 ]& Y) Z8 ^ w3 }, c" F
theLineLength = 0;
; i4 v; ~* G" m# L2 V }) {' \; }6 Q+ U1 ~1 L! n& B% Q
}4 u {' a( F( F$ L. R' V0 s$ X1 g
% p* E$ V8 d) _9 b( c //重新计算矩形边界范围
7 W/ T4 q% x, J* R0 S0 o// int tmpLine = int(abs(szString.GetLength()*tmpWidth / abs(lpRect->right - lpRect->left)-0.5));4 ?! A" M3 q7 Z6 n' `4 _( _$ S
8 N& B% j1 }, {
// tmpLine += (szString.GetLength()*tmpWidth % abs(lpRect->right - lpRect->left))? 1 : 0;
/ H, W, }6 p0 V// if(tmpLine == 0)0 c! E0 F0 k" {; ^, E+ N
// tmpLine = 1;
8 ~. v& G& T4 I8 J6 F
4 t+ z3 X! `; A9 g* ]4 e6 n, T if(rcInner.bottom > lpRect->bottom)8 K6 I0 w8 F1 D% n
rcInner.bottom = lpRect->bottom;
# L! [ l" s# @. B if(rcInner.top < lpRect->top)
1 W/ G& Y3 r! b9 m8 Q* ] rcInner.top = lpRect->top;9 W: b5 z0 l: \8 ]/ f
+ S$ ]; i; S7 p1 M
//---------------------------------------------------------------------------------------------+ k; G6 |' J- F' B4 \
) l, N/ L1 Q: l! h if(lHori==0)7 x2 o y0 O7 o: @0 G
pDC->DrawText(szString, rcInner, DT_WORDBREAK|DT_LEFT);
; v: H& ~3 U2 V" w% \9 i- B' ? else if(lHori==1)
" ?5 G0 b9 d! j1 d pDC->DrawText(szString, rcInner, DT_WORDBREAK|DT_CENTER);8 W$ j7 `) D+ B- c1 `* O" p
else if(lHori==2), N& O' e2 a" ~! J+ p6 i
pDC->DrawText(szString, rcInner, DT_WORDBREAK|DT_RIGHT);' `% r1 Z7 k( S; d( X) ?5 V
return rcInner;
- P% k8 I* E4 {; p' t% s9 v* s}
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5 l7 p5 t" u) V9 y- A* e$ u* I. R7 c3 ^; K" ?) A% R
13. 如何在指定矩形中旋转显示文字+ i' K! R3 N/ N& N! V/ B' `9 E- M4 L
/ f! N6 d- g6 A' K# u5 `///////////////////////////////////////////////////////
) }3 e* L, W- a" A, h& i( O+ i//说明:
( H. G+ J/ p7 @ A$ H) _9 V: h: U// 在矩形框中旋转方式显示文字,jingzhou xu9 l& K4 i4 g9 l2 L1 C7 Q
//参数: 9 j. u. ], Q7 X' ]: o% C
// pDC: DC指针2 c6 E" x& b+ d; \$ `
// str: 显示文字
1 V- s6 Q% S# \) t& R+ T// rect: 显示范围
7 k, o$ A3 x( ? v# S" F// angle: 旋转角度
; k6 }' |4 H- F& T: V' W// nOptions: ExtTextOut()中相应设置" }2 t) J! g; b& R. e- \; E0 e
///////////////////////////////////////////////////////
3 Y6 `; R! b* y2 \
: Z- s7 Y( p/ ^$ E( y5 b( fvoid DrawRotatedText(CDC* pDC, const CString str, CRect rect,
; y( Z' ~, D( N; J double angle, UINT nOptions)
4 X: j3 s; G8 z, T8 d0 s6 v0 N{( r& x, \: D& m; c: J: }
//按比例转换角度值
7 r/ K9 K8 H7 @) j6 _ B: b double pi = 3.141592654;
6 X# r5 C9 S6 f1 C double radian = pi * 2 / 360 * angle;
8 u8 q9 c: z1 w: y* p
/ u/ s I z( d; m //获取显示文字中心点- A3 E! [* ]# g1 |
CSize TextSize = pDC->GetTextExtent(str);! @# g8 N s; J4 g; L4 z" S
CPoint center;0 R N1 x! o \5 `0 i
center.x = TextSize.cx / 2;
6 T$ }! b3 n" r) R8 @' f9 ^* i center.y = TextSize.cy / 2;
' J0 T. Q9 S: q+ E7 j
" o. z* u2 |! g; M, f. h+ T) H //计算显示文字新的中心点; V b/ n, ?9 C! U5 ?- [* i
CPoint rcenter;, \8 I% \' ?- F- Q6 K/ ]
rcenter.x = long(cos(radian) * center.x - sin(radian) * center.y);7 ^; i4 D' F; W5 d7 A: K
rcenter.y = long(sin(radian) * center.x + cos(radian) * center.y);
# L" v, \ z" l& w, y1 K! y' g9 ?4 M5 h- {; ^* N
//绘制文字, ?# l' |- Y2 F7 Z! F- Z
pDC->SetTextAlign(TA_BASELINE);
- m3 [& R% P5 z& u& f% F pDC->SetBkMode(TRANSPARENT);( T8 ~0 B# D0 q& p c
pDC->ExtTextOut(rect.left + rect.Width() / 2 - rcenter.x, - u* ]! o; R4 c" E8 Z4 d% X
rect.top + rect.Height() / 2 + rcenter.y,
! q- p: M2 C3 z% A+ A% {* R nOptions, rect, str, NULL);
; T# e6 H; ?; v4 O0 f- J3 w}
C0 W* O% g: l3 }
, @4 s R* x* U0 K: `: A$ t
) H+ Q, z; g% u9 u! A. P14. 如何将32 x 32像素图标转换为16 x 16像素值的图标
6 |7 {9 N o6 O# g' E8 R3 \$ a
' l- Z; ~, K) n- H6 g% D- |HICON Convert32x32IconTo16x16(HICON h32x32Icon)# g; D, f; H' t9 c9 P9 n: Q
{
2 X! ]- Z( O' z9 D' f HDC hMainDC, hMemDC1, hMemDC2;6 G7 X' o$ w6 Q6 R) c& J
HICON h16x16Icon;
3 u" ^7 D5 o" o5 G. H: r& w3 I BITMAP bmp;
% p% i4 y( F7 W: N HBITMAP hOldBmp1, hOldBmp2;- j5 v `9 P+ }6 A |" l7 H
ICONINFO IconInfo32x32, IconInfo16x16;
& S$ V8 g# V# J. t( X" ^6 p; H; Q0 Z) t
GetIconInfo(h32x32Icon, &IconInfo32x32);6 I& h9 e0 @- U
7 x. O# y- U, D. q) M hMainDC = ::GetDC(m_hWnd);
: H5 {3 v* o3 o hMemDC1 = CreateCompatibleDC(hMainDC);
5 I$ Q3 B+ T3 }6 C+ ~" g hMemDC2 = CreateCompatibleDC(hMainDC);$ E% X; Z# u K" n% U K; J
! A% u, y0 G% ^; k( w
GetObject(IconInfo32x32.hbmColor, sizeof(BITMAP), &bmp);
( L, {9 O/ `& @7 X7 E
; l& V9 e7 m5 V3 ~+ W9 { IconInfo16x16.hbmColor = CreateBitmap( 16, 16, 1 y! k3 {; u$ ]( l8 i
bmp.bmPlanes,# L# j0 A& z5 D. O- S" U
bmp.bmBitsPixel,
1 K h7 R7 |+ k: m NULL);
9 i$ Z2 j! U4 C! y T$ S# d& _: }+ D* L0 y; g, `" i
hOldBmp1 = (HBITMAP) SelectObject( hMemDC1, 3 S& j9 h( E9 J: L4 T% V3 U6 z
IconInfo32x32.hbmColor);
0 V/ E7 I) z% ]3 \; a# r3 H hOldBmp2 = (HBITMAP) SelectObject( hMemDC2,: A$ U* }* ^( M# b# z' O
IconInfo16x16.hbmColor);1 [1 V9 e/ H |5 p6 ~7 m
* o4 P7 }1 h" m. B* f+ b$ v
StretchBlt(hMemDC2,& \2 x F8 [! q, y7 _6 K
0, 0,
8 U. X; {0 q* _7 i! P4 ? 16, 16,
5 q) [2 ]: J# z9 v( M hMemDC1,3 m" B; _, u$ H- Z
0, 0,0 c7 w; V5 I- X! T/ j8 C! c" `
32, 32,
3 H4 g% P J) v* M0 O8 X SRCCOPY: z# R2 Z7 j; m4 l' H
);8 g( X4 K# i, Z* M, X) K
1 B) I1 [$ Z3 x GetObject(IconInfo32x32.hbmMask, sizeof(BITMAP), &bmp);& ^7 O. L" V3 T0 H U7 P
7 [8 ]) D7 ?! J4 I( K IconInfo16x16.hbmMask = CreateBitmap( 16, 16, 0 o* q) Z- V0 `% ~; Q
bmp.bmPlanes, / z. n# s/ T( [, R8 h- R9 S
bmp.bmBitsPixel,
5 m3 j3 g8 P. o- W( W' b- D4 B& c2 ` NULL);* {. L- }1 W& q# [: f
* D2 k ?' s7 y6 q9 w/ Y4 a SelectObject(hMemDC1, IconInfo32x32.hbmMask);, K# t" l0 m. ~; L$ ~5 M6 ~% g
SelectObject(hMemDC2, IconInfo16x16.hbmMask);6 E* }( D( }; U
) h2 @% S5 Z/ e
StretchBlt(hMemDC2,$ u5 q7 x( b+ J; q, m7 N% Q7 r
0, 0,
( S* \+ ]/ p5 ], p8 K 16, 16,
+ k# ~: O# V/ |/ Y hMemDC1,- A/ Q6 ~) |# K4 W3 e
0, 0,5 O. ^ q9 C* Z z1 u+ k
32, 32,) n- F6 u% r% e" C ^
SRCCOPY
; B4 v8 X$ D* k+ r4 a );
: g' B2 M3 n* `) }, Q9 W; e" i' v. U
SelectObject(hMemDC1, hOldBmp1);, w+ l* M6 [" c7 [$ {! S% }5 a
SelectObject(hMemDC2, hOldBmp2);
) W* S. I: R( q& D3 ^- f ]) J9 d
/ |, G9 }+ ?9 }/ @. ^/ O* k IconInfo16x16.fIcon = TRUE;
9 M6 ]$ X3 z3 A- l0 P3 ~ h16x16Icon = CreateIconIndirect(&IconInfo16x16);! Y; [6 m+ I% F. q
DeleteObject(IconInfo32x32.hbmColor);
' I- ?: L1 |( e8 I7 } DeleteObject(IconInfo16x16.hbmColor);
( j6 z- ]! G9 ^ DeleteObject(IconInfo32x32.hbmMask);
. \* t0 Q9 ~1 \' b- i1 t DeleteObject(IconInfo16x16.hbmMask);8 \0 w. B# |9 M6 H* P4 U& V
DeleteDC(hMemDC1);( a7 _- U0 s) v! i% m
DeleteDC(hMemDC2);
# \& B- }# O5 ?4 [6 T: X& v: i& U6 u
::ReleaseDC(m_hWnd, hMainDC);# U w' _: N0 S4 | i) M8 T! j
return h16x16Icon;0 L: K; g; }0 A1 a
}
4 ^+ N0 w& g- c$ }1 ~6 O) m! a6 I) @( c G) ^0 a2 ]
; c" [/ d: ~( V6 j3 o2 L- q9 n15. 如何建立一个灰度级图标' T+ R9 C" b2 B! I6 R8 J: m% ]
1 N0 Q# a- b7 |7 p( RHICON CreateGrayscaleIcon(HICON hIcon)
# ^+ u; z: G8 B: P& O{' X6 s1 S: i1 [/ I% _* s- D- r' z
HICON hGrayIcon = NULL;
( }9 z8 z* U) k9 W v HDC hMainDC = NULL, 5 z- a3 S0 a( _. h
hMemDC1 = NULL, 7 [- N3 Z. C: p3 S. T* C
hMemDC2 = NULL;+ e' n9 c3 p# R# \1 U" I8 I* d u: [
BITMAP bmp;- S( a P# q& ~8 X3 L
HBITMAP hOldBmp1 = NULL,) ~4 J2 \* l# l! p+ q% b1 @
hOldBmp2 = NULL;$ z ? ?; p# ^
ICONINFO csII, csGrayII;
, o8 z0 e4 B! N- s4 o% {# n BOOL bRetValue = FALSE;% ~ W. U( V( w% p1 |
2 P0 e# L; }$ i( J
bRetValue = ::GetIconInfo(hIcon, &csII);
9 I3 P- G7 e% o- S" T0 O/ Y+ N; @
# G$ a, Y" N0 f1 s* U( N8 W+ Y9 Y! M if (bRetValue == FALSE) return NULL;
& w% c/ B9 x2 t6 m) T
7 }5 j3 j8 Z- Y% {4 ^ hMainDC = ::GetDC(m_hWnd);
b+ ?5 \) K( S: A& K hMemDC1 = ::CreateCompatibleDC(hMainDC);
3 |/ `/ G; p% I. U: k hMemDC2 = ::CreateCompatibleDC(hMainDC);- s7 W7 g/ `# O( ~3 B8 h! w
if (hMainDC == NULL ||
0 Q* A, j5 g" z' R7 f5 X8 g, k6 I hMemDC1 == NULL ||: U! @( }2 v5 ?$ Y5 } j
hMemDC2 == NULL) 2 p* d% P& Y0 w; [ t/ _
return NULL;' Z# A5 v: S) ~9 E! k8 E" Y) O8 y% j
3 |8 i, q8 [5 T/ J if (::GetObject(csII.hbmColor, & M7 Y0 u! j j. A* g, L* I
sizeof(BITMAP), &
! o/ B7 N1 X! v2 i1 j, ^# Y amp;bmp))
7 {& ?3 r( r {! X- I& l0 Q {. `, G% s# T* m) I8 [7 l
csGrayII.hbmColor = $ ^+ r0 J; u, x- w, @
::CreateBitmap(csII.xHotspot*2,# x, m2 }; n% G! }2 G6 c# v
csII.yHotspot*2,
. }) w9 V- z& O4 F bmp.bmPlanes,
! p$ S E* U5 M! p9 W4 m bmp.bmBitsPixel, 4 m. H; t3 v& h
NULL);
5 D6 g' z, E; g U [/ p if (csGrayII.hbmColor): x! I0 Z2 a/ U1 p, l/ ?) ?
{/ s8 c8 N6 {2 R ~0 E6 ]4 r' A7 H
hOldBmp1 =
. p7 A3 g6 k: J5 N C (HBITMAP)::SelectObject(hMemDC1,
% _9 X' S; N1 l csII.hbmColor);) H, G$ X" a7 g
hOldBmp2 = # p- z1 ]' E7 D8 A$ i
(HBITMAP)::SelectObject(hMemDC2,
; d- [' V( O9 I' d% e0 x% y: U csGrayII.hbmColor);
, l+ n- G$ p/ v' K( v1 c6 j, E0 S: G4 @! ?5 v
::BitBlt(hMemDC2, 0, 0, csII.xHotspot*2,) w3 T& q+ }9 s. H# ?5 A
csII.yHotspot*2, hMemDC1, 0, 0,
- y+ @4 U9 K% m2 p: d- [ SRCCOPY);
, w& v; U% D$ m& f/ G& v
8 H1 m/ N0 [* b. @1 {/ Q# p DWORD dwLoopY = 0, dwLoopX = 0;
) S: o- W- k$ q) \( \ COLORREF crPixel = 0;) j' i+ w, v5 }
BYTE byNewPixel = 0;3 K+ X! p$ S- n% B7 }
for (dwLoopY = 0; dwLoopY < csII.yHotspot*2; dwLoopY++)' |8 f. S, B$ g: }- T2 x
{
* V; z4 w! U; Y- @" g for (dwLoopX = 0; dwLoopX < csII.xHotspot*2; dwLoopX++)# c/ W6 n+ X2 p. C. B
{" R3 d5 _0 ?9 r0 C# A
crPixel = ::GetPixel(hMemDC2, dwLoopX, dwLoopY);
2 D {9 K. K) s2 x# S" _; @4 g byNewPixel = (BYTE)((GetRValue(crPixel) * 0.299) +3 C- }6 u9 V/ d* J3 e4 r+ e
(GetGValue(crPixel) * 0.587) +9 R; Y, A$ }/ T, n0 W
(GetBValue(crPixel) * 0.114));; ^* @9 p, j9 J
if (crPixel) ::SetPixel(hMemDC2,
5 g0 s% A$ b$ h# H# q) [6 g dwLoopX,
+ K$ B. p' y3 A; Y/ F9 L8 h( B& E( S dwLoopY,
, r& e. x+ _% O RGB(byNewPixel,4 R: k3 g ?) b( _% k! R
byNewPixel,
/ ~6 Y; P; P. Y( a byNewPixel));
/ s0 |, C3 g9 J3 J0 n+ x6 E } // for
P6 m5 H" O& v* F } // for& T9 p3 o( C7 V T% f& W: v
::SelectObject(hMemDC1, hOldBmp1);9 P0 Y: ]) n: D* l2 N1 J6 f8 j
::SelectObject(hMemDC2, hOldBmp2);5 K8 x+ ]5 D: _5 S
2 V0 L# m, b; u# Y' | csGrayII.hbmMask = csII.hbmMask;2 p% }* M6 ^1 X3 @% D: l' w5 B# i
csGrayII.fIcon = TRUE;
) o# F: J# [4 Y2 l% Y hGrayIcon = ::CreateIconIndirect(&csGrayII);
: t9 [ K/ [2 y } // if
H! `* P0 R3 R : eleteObject(csGrayII.hbmColor);
8 I4 U k* d, i7 ~; E9 Q //: eleteObject(csGrayII.hbmMask);1 }, z4 G G( k( q& Y7 e
} // if! D+ Y. u+ I& G1 W( A
: eleteObject(csII.hbmColor);
" f5 n, ^' }; j7 q ::DeleteObject(csII.hbmMask);0 | r$ O0 B$ Q4 ~! t/ _8 S A
::DeleteDC(hMemDC1);. E! L f5 u0 M
::DeleteDC(hMemDC2);5 D& a$ E7 \* j: f. f- q8 H$ B e; r. z
::ReleaseDC(m_hWnd, hMainDC);3 Z; x8 L# W& e& E3 P, p
, O! h! F4 Z) h return hGrayIcon;
7 W# x, y- _; E( e9 B1 w& Y}4 `( c: R) D8 T; M+ L
+ g9 c) |# h$ W8 ~* z$ \0 O
: o: N5 R5 k& ^5 m# W. ] q/ C16. 如何按指定角度旋转显示内存位图(用法和BitBlt类似)5 h% D5 T$ ~5 u H6 l% Z
+ ^2 W q" A5 P k$ [: ]0 v& s
void RotBlt(HDC destDC, int srcx1, int srcy1, int srcx2, int srcy2,
+ o2 U5 H" t& |: o6 R" y$ U9 \) w3 W: ?" ^$ S3 k
HDC srcDC , int destx1, int desty1 ,int thetaInDegrees ,DWORD mode); i2 u5 G! F, M- G g4 ^
{4 q% y3 Z$ \5 I) g* ]/ |' d
double theta = thetaInDegrees * (3.14159/180);5 w6 W& ~" G& B5 D8 b9 o
/ H5 D& S) `3 y8 V# {3 o. W //原图像原始大小, O! m( }. ]" i/ @4 B. m$ @
8 @* J' u* P$ C- `9 S- l
int width = srcx2 - srcx1;
3 B* N" k, S k6 C, ?; q* V int height = srcy2 - srcy1;/ j3 ^+ R5 h' d; \
/ O$ |. l+ A! M
" s0 W; ~- H8 r( A+ j; H" ^
//原图像中心点: G. Q% c9 m$ u- k4 z: q1 ?( p6 Y4 d
int centreX = int(float(srcx2 + srcx1)/2);. G( X) E* F7 n1 b
int centreY = int(float(srcy2 + srcy1)/2);
! Z5 A3 O8 g6 k3 @) i. e! Y6 V k6 i4 W4 J, Y
//判断出图像可以沿任意方向旋转的矩形框
9 }6 _! ~% B* G2 h/ N! V2 e if(width>height)height = width;1 i+ w% y: B; V1 {" G
else
, D0 K' o" G; a. K1 `6 G1 g width = height;
7 S6 V0 I/ T8 c5 f# N- C0 \6 z4 o- s6 Z
HDC memDC = CreateCompatibleDC(destDC);
* M3 F _% [' d/ u' y( f6 X HBITMAP memBmp = CreateCompatibleBitmap(destDC, width, height);
' u: o1 y1 D" j( G& W5 \ ?( l) b
; _" i' x( p+ [ HBITMAP obmp = (HBITMAP) SelectObject(memDC, memBmp);) m4 x" s' R$ O+ c3 k( N
, h* }) ~( M, q. S" s# o
2 G; n4 ~. ^) H: @- ]( U //内存DC新在中心点
. Y2 a! m1 @; O8 S8 m6 t0 v$ R* m$ |
int newCentre = int(float(width)/2);
) }2 O/ H. {. v9 X4 q4 P //开始旋转
. y( L0 S1 x5 r9 J; A+ i for(int x = srcx1; x<=srcx2; x++)
% i# n& c5 e- }2 F3 E6 f for(int y = srcy1; y<=srcy2; y++)
+ ]2 K6 h+ z5 } {' t' g9 F5 N, H. C2 t1 g% ^6 }
COLORREF col = GetPixel(srcDC,x,y);% ^' ~6 I$ P) ?; _
int newX = int((x-centreX)*sin(theta)+(y-centreY)*cos(theta));7 V; h: b' f6 z) h
int newY = int((x-centreX)*cos(theta)-(y-centreY)*sin(theta));: k" Z4 q Y. D& j) E
SetPixel(memDC , newX + newCentre, newY + newCentre, col);5 ^7 z k/ @8 m, ?, f- O+ v( K
}; w4 ?; [/ W B n1 ~% f. T& D; o9 }
2 }1 P$ v/ ], F9 K9 e+ y' y
//复制到目标DC上( _& b# {" A4 E$ Y9 z) F1 q
BitBlt(destDC, destx1, desty1, width, height, memDC, 0,0,mode);
! \2 N! ~% i5 Z _) U* i //释放内存
. l1 B7 R7 W6 h, e: G! e. t9 p SelectObject(memDC, obmp);
F6 Q: s4 n, a2 d N3 Q9 B# e' Y DeleteDC(memDC);0 o5 D# M6 r( v3 o' k+ b
DeleteObject(memBmp);( S7 ?5 K; f# U5 S9 V4 } ?
}
6 E( v3 ~. A$ z" Z1 L6 F9 U9 c$ y
* }+ \" N; Z" X+ h2 O, L用法:; N Z2 o5 z1 @, p# B5 P9 A1 L5 x
% N% q+ a7 c Y( _) H) P4 J
RotBlt(dc, 0,0,150,150,memDC,200,0, 45, SRCCOPY);
' { z" f6 z# n) X! r7 ]+ B3 \, K9 l0 u0 u
% P3 L# u- L3 z) G9 M
17. 如何将指定的窗体,以位图形式复制到系统剪切板上; j; v* Y: k* t- X2 A
9 Q) s6 T+ B5 b( X) l" a# M
void CScreenSnapDlg::toClipboard_Bio(CWnd * wnd, BOOL FullWnd)' f0 P2 R5 M3 i7 V5 y9 k9 U
{8 d9 M% |% \3 ]/ @) D
CDC *dc;# Y; k. l5 w% a8 x( `: V
if(FullWnd)
7 K, A9 ]' z6 o+ U+ h { /* 抓取整个窗口 */6 v4 F; l& N1 [
dc = new CWindowDC(wnd);
( |8 a! \: Q J } /* 抓取整个窗口 */7 `) ^9 w* [; ]+ Q3 _% s I1 D
else
/ u& |, t" m8 d: P X- H { /* 仅抓取客户区时 */
4 R; C0 y7 }1 z0 f- W* |0 b dc = new CClientDC(wnd);
$ Q( e; y. H8 x4 v" U' {" @' s5 t } /* 仅抓取客户区时 */& g! |3 ~1 _- D. j7 V5 n! d- O
6 e0 O: m* q+ @# _0 O2 B/ C
CDC memDC;
. y7 I7 f+ R, X7 t memDC.CreateCompatibleDC(dc);/ D% K& v# R: t; @+ R, j; G; J" k
5 J% ?6 ~- B0 O/ w' G( ?
CBitmap bm;
7 }% m% ~/ e1 |9 A CRect r;
& j& _4 {1 A! i! z8 z if(FullWnd)' C3 V/ [/ I8 z8 c
wnd->GetWindowRect(&r);
' D5 A8 ?; W1 T6 m* l5 u: j' [ else6 [7 R1 @8 {2 O; x, G* ^, `
wnd->GetClientRect(&r);3 @& u+ k1 T. d- _( S ^$ ]5 a S7 }
( U8 K! `3 E5 w9 Y6 c; K
CString s;
& r6 z. V5 d) P5 B( z5 X4 X wnd->GetWindowText(s);. [. o9 |, ~' k" |1 p8 c3 y
CSize sz(r.Width(), r.Height());
7 a% Z) a8 m; L6 l6 U; p8 D! D2 U: C' I$ r3 f L
bm.CreateCompatibleBitmap(dc, sz.cx, sz.cy);* v; i! w6 W% q- ~! v Z/ g
CBitmap * oldbm = memDC.SelectObject(&bm);; J& ^3 n$ g: L: E3 Z
memDC.BitBlt(0, 0, sz.cx, sz.cy, dc, 0, 0, SRCCOPY);
, i' |, \' a# k! {. ~5 Y$ X3 v) ~# i4 C. t3 W0 q
//直接调用OpenClipboard(),而不用wnd->GetParent()->OpenClipboard();
( Z: N1 ]7 s% S; ]" I wnd->OpenClipboard();
, r2 f& U" l: J2 | ::EmptyClipboard();* J! e; q) B! d# {- j
::SetClipboardData(CF_BITMAP, bm.m_hObject);
9 `1 W2 H! e: x CloseClipboard();4 ~. v- _6 ]4 l( n% o
1 L e0 D5 G& A3 V
//恢复原始环境
3 Y; j$ |/ {+ K8 i, V memDC.SelectObject(oldbm);" f$ y( A( T" D/ D% K H# [
bm.Detach(); " O$ Y a; j2 t; } s ], Y
delete dc;
: w5 ?7 a. r- x: A}
. b$ w5 M% ?7 U2 X( K6 Z. v3 r
# p8 K8 V7 D1 J$ F/ f
2 f$ B! |" _: J4 v) t* Z j18. 如何替换HBITMAP中的颜色值- z& y# X" r J3 ^6 O" k, B7 C
0 ` O5 N% h2 b#define COLORREF2RGB(Color) (Color & 0xff00) | ((Color >> 16) & 0xff) \
1 P0 u3 x, j4 v/ W7 g0 X | ((Color << 16) & 0xff0000)& G; g+ a% _3 w: k7 ?
0 z2 J% W& a+ z# P4 \' qHBITMAP ReplaceColor (HBITMAP hBmp,COLORREF cOldColor,COLORREF cNewColor)
7 L& D/ D+ J3 ]% u& P{3 j9 q: Q4 z S: @" L$ d) Z: U6 @) l
HBITMAP RetBmp=NULL;: N$ B% k6 B: V2 c- j3 m
if (hBmp)# A1 y# g4 z7 ]$ A" [
{
) B% k5 S' ?& \% @) u HDC BufferDC=CreateCompatibleDC(NULL); // 源位图DC
4 J: N/ m% W# j+ {7 ?" Z/ i: N5 n if (BufferDC)
) n) x7 w' `4 Z4 ^" Y! m8 I5 L, l {, @2 t1 S2 R4 `8 m$ r& `1 p' B* r
SelectObject(BufferDC,hBmp); // 选入DC中4 G% K3 E Z+ r, l
HDC DirectDC=CreateCompatibleDC(NULL); // 目标DC
$ F+ K3 e1 z# B' A if (DirectDC). T5 d' p. k' p6 t* ~6 T' a
{
/ h6 ]5 Q9 C( w; D/ f# d // 获取源位图大小
& g# _2 J w7 K( I- v' Q BITMAP bm;" |9 b7 A# T$ D7 k# d
GetObject(hBmp, sizeof(bm), &bm);
7 k# R# O) y& \) V0 w! j; q; R
8 T7 Y2 o- p0 x, F, p // 初始化BITMAPINFO信息,以便使用CreateDIBSection: c. [# e/ s* b% e3 i) F
BITMAPINFO RGB32BitsBITMAPINFO;
" V) R, K4 I7 `' B% ] \ ZeroMemory(&RGB32BitsBITMAPINFO,sizeof(BITMAPINFO));# E- f5 ~: L; r J/ m
RGB32BitsBITMAPINFO.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);: P! A b$ ]0 g3 s
RGB32BitsBITMAPINFO.bmiHeader.biWidth=bm.bmWidth;
' R: J4 V% o6 F+ v2 r, a RGB32BitsBITMAPINFO.bmiHeader.biHeight=bm.bmHeight;/ J8 ]" f+ o: R& X* V# e+ H" b
RGB32BitsBITMAPINFO.bmiHeader.biPlanes=1;# W+ N, [& V: i' H+ t0 s
RGB32BitsBITMAPINFO.bmiHeader.biBitCount=32;1 c' ^: f- \& e1 o) I; J) J
& @) {9 A# M- E" i
UINT * ptPixels; ! K- R. c- n& O2 z5 A
HBITMAP DirectBitmap= CreateDIBSection(DirectDC,
2 j+ \& M* s. A" p4 x (BITMAPINFO *)&RGB32BitsBITMAPINFO, / o H5 u& _ W5 {3 m
DIB_RGB_COLORS,(void **)&ptPixels, NULL, 0);
0 U& g7 [( d6 ~ if (DirectBitmap)
5 }( @- z0 ?! r) ~) A' h {: S1 Z/ V( U6 k! [+ D
HGDIOBJ PreviousObject=SelectObject(DirectDC, DirectBitmap);0 U" o7 g9 n( |; s( R
BitBlt(DirectDC,0,0,bm.bmWidth,bm.bmHeight,BufferDC,0,0,SRCCOPY);
+ j5 X* R& K* J" J4 @6 C( U" s: K$ o
// 转换 COLORREF 为 RGB; X7 W1 m* l6 x- g; m* s
cOldColor=COLORREF2RGB(cOldColor);
( o) c! x' u( H- _1 u+ x4 g cNewColor=COLORREF2RGB(cNewColor);
R! Y. ?: c# d" f+ f9 ~ // 替换颜色$ k' G* \5 X* a$ W5 c1 x5 R' Z
for (int i=((bm.bmWidth*bm.bmHeight)-1);i>=0;i--)
. Z& c, c2 ?5 B! ? {
6 _3 A2 t5 t0 k5 u if (ptPixels==cOldColor) ptPixels=cNewColor;
# O- I5 e7 A5 [+ T2 b5 b" I }
- e. V. e) y5 [ 0 X0 e( x4 x2 R" Q7 }+ q
// 修改位图 DirectBitmap& E- H* U0 z* x2 ]$ t$ n
SelectObject(DirectDC,PreviousObject);
0 v/ ?$ S& @+ j" ~! s9 X7 \3 F : x: T# b9 i7 D' F( w
// 完成
" e" \( `+ u+ D2 d w1 i2 Z' Q" v RetBmp=DirectBitmap;
" x2 v. D+ X0 s* k }9 s; O$ l8 M+ o9 {* x
// 释放DC5 b2 B O- R5 r% S
DeleteDC(DirectDC);
. e+ T$ Y7 G! W$ C; T' k }
; F5 u1 ]$ L( X6 q // 释放DC7 x+ [ w) ~, j) b( I8 e) R
DeleteDC(BufferDC);
4 `4 a. u; s! |9 ^. a }/ C& ]# a+ Y; h/ @1 ?( n
}
9 ^- O% F8 L/ m' H return RetBmp;
" g; m7 X2 n. E) v/ x. I0 _2 b T}
$ b' W0 B# }9 u3 z3 v& A- y) R5 P ~$ U: r* Q
' x+ e A' {4 k; {0 F8 p
用法:
: O8 l6 C3 B, u0 [7 ?9 C: H3 ]9 b1 @
/ s. U; ?. b0 m3 zHBITMAP hBmp2 = LoadBitmap(g_hinstance,MAKEINTRESOURCE(IDB_SAMPLEBITMAP));
( w2 l( T: o, L- }HBITMAP hBmp = ReplaceColor(hBmp2,0xff0000,0x00ff00); // 替换蓝色为绿色7 B2 n0 |( { U+ J% T0 w1 C
......" s" S) z6 C' p7 d
8 N1 M% [( \- Q: F t/ iDeleteObject(hBmp2);$ [/ d" o8 R6 I. p
DeleteObject(hBmp);
* ]5 N0 \4 \. t; F2 L+ h, U7 O* r& g5 k) S0 Q& M% v( u% J% L
. o1 G+ `- Y g0 F+ B2 e) \19. 如何转换并保存位图. e8 @0 Q) w% r6 a- _
. n( i9 A7 R& _1 E5 J5 z
//********************************************************************************& O5 X! t" [3 Z. V! g
//* 名称:DDBToDIB
2 I7 K$ m8 }$ h% q# D7 t//* 作者:徐景周(jingzhou_xu@163.net)$ c8 a1 u* s% u% s/ z# p1 M
//* 功能:设备相关转换为设备无关位图
' z5 L- T( Q5 X v R# Z0 ]//********************************************************************************" {6 ~/ t* x; p5 b7 |& I
" l2 Q' p5 N9 b, \( qHANDLE CScreenSnapDlg::DDBToDIB( CBitmap& bitmap, DWORD dwCompression /* = BI_RGB */) ! Z( a% j3 f- i! M4 M) ?
{) B, b, h4 C3 G7 f
BITMAP bm;
( B% D6 d7 I9 ]: x1 | BITMAPINFOHEADER bi;
6 ?& P# W; e, a7 s LPBITMAPINFOHEADER lpbi;
+ F; c+ Q$ V& }& d# u; o7 I DWORD dwLen;
/ i9 B1 X' `) Q: ?6 m7 I5 S HANDLE hDIB;
0 }& I* a0 |7 i, V- _% g9 D HANDLE handle;
& h, |4 t) q& ` HDC hDC;
2 j: p" \0 W# B- @: ]5 w HPALETTE hPal;
* x! y; h" E9 B( c; k; Q! ] @1 l5 k1 V
CWindowDC dc( this );
: x( S, T5 T( h) `3 P+ u. ]) | CPalette pal;1 X1 ~+ E; m/ R8 M
//如果支持调色板的话,则建立它- K! @6 P- c: c, h* o
if( dc.GetDeviceCaps( RASTERCAPS ) & RC_PALETTE )- l* c3 n+ L8 Q* Q' \$ W' {. t @; R
{
3 {3 g# N1 M8 K7 I UINT nSize = sizeof(LOGPALETTE) + ( sizeof(PALETTEENTRY) * 256 );0 s/ q1 e* o1 }7 M0 G. H
LOGPALETTE* pLP = (LOGPALETTE*)new BYTE[nSize];
7 _) R& z& S7 ~/ D9 }( L/ J$ A% t" P pLP->palVersion = 0x300;% u! g) g2 e' w. V$ V2 T
pLP->palNumEntries = (unsigned short)GetSystemPaletteEntries( dc, 0, 255, 7 e X. O! o0 m( O* }# R+ V2 G( }: x9 }
pLP->palPalEntry );$ e! E+ I9 f9 u+ R6 q2 X) v! {8 i3 W
% t) {) n; _. r3 C
pal.CreatePalette( pLP );& ^8 ~, g0 T6 S. f
+ W. u% V6 }% o. x# A
//释放 K3 @2 [% o. F+ @# s% b
delete[] pLP;+ ?7 G L2 V) K: u% p
}1 h8 @' l) a+ j1 a! u y
q- G4 }8 t3 C" Q4 A c
ASSERT( bitmap.GetSafeHandle() );0 e& m1 h0 B% b( i+ s! k! ^) l
/ w& r9 V4 U/ K
5 l( O& _1 }- R, Q% V. \* | //不支持BI_BITFIELDS类型
5 J7 U- Q V' K if( dwCompression == BI_BITFIELDS )$ c c! n* ]. g! n3 N
return NULL;
1 k1 \7 K4 P* v4 U0 Y5 Y% {7 z6 N, x6 D$ d
//如果调色板为空,则用默认调色板% M$ k7 i0 y: U9 Z) G3 B! L
hPal = (HPALETTE) pal.GetSafeHandle();/ i$ l' d/ M3 K! b
if (hPal==NULL)+ E8 f0 [" ?4 G1 \" m0 }, m
hPal = (HPALETTE) GetStockObject(DEFAULT_PALETTE);
5 p+ L0 N8 j8 x0 L% u x" G7 o2 u. a4 D3 X
//获取位图信息& Y Y# P) ^6 H/ d
bitmap.GetObject(sizeof(bm),(LPSTR)&bm);- T d9 G j2 ?4 [! _" F$ H
/ y& Z* u# u: |, i* K' ?: f //初始化位图信息头
. {$ h/ H ^4 H# t$ k7 s bi.biSize = sizeof(BITMAPINFOHEADER);
8 E6 @. z8 s% V& m bi.biWidth = bm.bmWidth;5 B1 ?: C2 B0 `% I6 j
bi.biHeight = bm.bmHeight;
) d* ~# m+ o# D! S" E6 T* p8 Z* V bi.biPlanes = 1;
4 N; \2 r/ o4 t$ X0 K5 y bi.biBitCount = (unsigned short)(bm.bmPlanes * bm.bmBitsPixel) ;7 `( X0 ^5 ~& R$ D5 A" m
bi.biCompression = dwCompression;9 p/ H# a5 X4 [
bi.biSizeImage = 0;
$ X( `# |1 x* O* N7 w5 L9 c bi.biXPelsPerMeter = 0;
; j) o k8 k' K% V( Z bi.biYPelsPerMeter = 0;+ C' X. a K7 k; e' \
bi.biClrUsed = 0;: W% W: T% G0 [ l! z$ f
bi.biClrImportant = 0;
# K+ o# _; ^- P/ n2 E6 Y
) s; L2 ~! f+ t //计算信息头及颜色表大小
, V0 w. R- `3 k7 l" L1 [ int nColors = 0;; o) |2 }* s7 u$ _; s8 m0 x/ ?3 d
if(bi.biBitCount <= 8)
Q' r' p& `- m8 a {2 \3 ]' j' r7 q( n
nColors = (1 << bi.biBitCount);/ ], R8 J% Y7 W! Y: M
} l, b* l! E- N
dwLen = bi.biSize + nColors * sizeof(RGBQUAD);
. S- y: V$ V! ~$ y) q7 L
7 T% K6 ^" x Z& z, {; |+ E hDC = ::GetDC(NULL);0 ?7 F/ b+ S- X; B: Z
hPal = SelectPalette(hDC,hPal,FALSE);# ~" ^2 ?/ f) s' D6 X: R
RealizePalette(hDC);
( T4 T! x! n, V% K6 }8 P, l
& a7 n i" ^7 L1 s; z' a0 R$ k //为信息头及颜色表分配内存
. Y7 H; |2 f/ \- B hDIB = GlobalAlloc(GMEM_FIXED,dwLen);
3 H% c$ `0 H2 \" W if (!hDIB){) h/ I/ u$ c7 M! q- k0 e
SelectPalette(hDC,hPal,FALSE);0 D7 q2 n8 g6 J: p8 N S
::ReleaseDC(NULL,hDC);$ Q- m* ?0 |; Q1 S% v: C
return NULL;
6 T1 ^0 U, }1 G8 v5 q" T }
/ g7 m3 A9 v0 n, d$ |5 X" j- [8 d7 @. o% p) y0 T( r
lpbi = (LPBITMAPINFOHEADER)GlobalLock(hDIB);
! w1 W: u. {$ C/ E" V( z *lpbi = bi;9 x) t1 f5 `* B4 F: ]
( k2 J, F8 ^5 t$ G- \ //调用 GetDIBits 计算图像大小
# C0 y9 N) G. @% [; N( n1 d+ e GetDIBits(hDC, (HBITMAP)bitmap.GetSafeHandle(), 0L, (DWORD)bi.biHeight,
% w, ^: K( p, L1 ?7 N (LPBYTE)NULL, (LPBITMAPINFO)lpbi, (DWORD)DIB_RGB_COLORS);
6 b7 b2 a5 ^- B
" s' W6 X- y. i4 M% a' `6 N4 q bi = *lpbi;6 w6 j/ m+ |' h* }
) Q9 k/ d# l8 O+ L //图像的每一行都对齐(32bit)边界
) ?% E# L1 E. T if (bi.biSizeImage == 0){
9 C* [' W' x0 r+ n6 [- Q bi.biSizeImage = ((((bi.biWidth * bi.biBitCount) + 31) & ~31) / 8) . t6 C' P3 t6 q3 ~/ v# Y# y6 K
* bi.biHeight;8 t8 L9 _2 R5 [- m
if (dwCompression != BI_RGB)% b) b8 ] J; c* f4 m( @, l3 u
bi.biSizeImage = (bi.biSizeImage * 3) / 2;
! W: x* F0 x$ l }
X- a+ I6 a- ^ //重新分配内存大小,以便放下所有数据
! T7 B1 f+ q3 r Q dwLen += bi.biSizeImage;
- F; R7 U4 W' O+ ]* L' J0 P6 B handle = GlobalReAlloc(hDIB, dwLen, GMEM_MOVEABLE) ;: ?$ U& } M* C+ U! y
if (handle != NULL)
v0 q& L5 {3 c hDIB = handle;
0 V: ?" V: h' Q% z else
) Z1 A4 k% A* ~3 Y, m {
4 C' V/ A: u; E) M) `6 P4 @ GlobalFree(hDIB);! F9 a, i" A/ v) h8 q8 B T
1 K2 F3 A2 W9 H, U
//重选原始调色板: E* N! q: W3 q
SelectPalette(hDC,hPal,FALSE);
0 e) H9 A4 C. _) U \8 ?$ p ::ReleaseDC(NULL,hDC);1 L/ ^/ E; b% |6 `) O1 u, g+ W
return NULL;$ `- ?3 w/ r8 d' V0 J0 p
}& C5 f. w/ |" H2 {- S( P9 q
//获取位图数据
" X' D0 R* u1 g9 a$ ~5 K lpbi = (LPBITMAPINFOHEADER)hDIB;
3 }6 |6 W, L0 D! ^. Q( h, [ //最终获得的DIB) p% @+ T3 s$ u& v+ {
BOOL bGotBits = GetDIBits( hDC, (HBITMAP)bitmap.GetSafeHandle(),
( _% L" Q: j) f3 H/ [1 \5 }! D1 W- ? 0L, //扫描行起始处
H! k& y3 h& m3 t/ R3 g* Y (DWORD)bi.biHeight, //扫描行数8 {- a9 P* @/ v/ a8 F
(LPBYTE)lpbi //位图数据地址
' P4 S/ p' @! d. E2 T6 } + (bi.biSize + nColors * sizeof(RGBQUAD)),/ B& U. H( y; x/ E/ o r; k% v# `0 q
(LPBITMAPINFO)lpbi, //位图信息地址 Y) n g/ C8 W$ |: Z
(DWORD)DIB_RGB_COLORS); //颜色板使用RGB
# N4 J, V% f J. ~2 m if( !bGotBits )
, ^9 `% g" [/ T1 L0 @: o# t z {5 {4 } J" }4 I. z5 P p
GlobalFree(hDIB);) a; s* d# j E' @
SelectPalette(hDC,hPal,FALSE);, M1 f& T6 k# r M" g
::ReleaseDC(NULL,hDC);
8 l O5 t* [, d) f8 K return NULL;
% X# c& `; A* Z( h! s9 T }
# O" F# h6 U9 T* j- }6 h$ w$ m SelectPalette(hDC,hPal,FALSE);
( W7 s+ w" T1 L9 v+ o ::ReleaseDC(NULL,hDC);$ D& ^7 A, ~; M8 ~ K( ]4 z
return hDIB;- I7 ^7 u( @+ M% _4 q2 H" b; t* j8 e
}$ J* B- R; T9 ?+ h: P' K
( ?+ N5 o$ u4 G, }+ [3 h- ?
, m$ Z. q! X9 z6 S//********************************************************************************
, m5 W! P$ }! ^! |% f3 k2 h+ a, w//* 名称:SaveBitmapToFile
2 u: o. }$ N1 w g$ C p( h6 y//* 修改:徐景周(jingzhou_xu@163.net)
( \7 @: ?' w7 k9 I! Y# `7 Y//* 功能:保存为位图文件' E* G) e1 {: t" M/ F C
//********************************************************************************5 k- U" ^8 [" }, u# }, N
BOOL CScreenSnapDlg::SaveBitmapToFile(HBITMAP hBitmap , CString lpFileName) 5 I! m0 d, ^" J# [9 S( i
{( E* j3 g R. r% ^" c' x
HDC hDC; //设备描述表
' X, z* H! _! B h int iBits; //当前显示分辨率下每个像素所占字节数
( V, A* R5 Y3 t WORD wBitCount; //位图中每个像素所占字节数
' e* {" I: r1 U9 g/ R# i DWORD dwPaletteSize=0, //定义调色板大小, 位图中像素字节大小 ,位图文件大小 , 写入文件字节数2 j8 g$ B) h H/ Z, ~4 N' C: X
dwBmBitsSize,! x) B# R$ S5 D
dwDIBSize, dwWritten;
' c* t* W. P6 p# N9 f' g BITMAP Bitmap;
9 c" p1 N) g, s* f$ y BITMAPFILEHEADER bmfHdr; //位图属性结构
& U1 d0 X, q3 S/ q( f ^7 \* s BITMAPINFOHEADER bi; //位图文件头结构
* E- E! h" A+ j LPBITMAPINFOHEADER lpbi; //位图信息头结构
: `5 Z$ O9 E" z/ g5 p) B1 I. G3 M3 p
1 a+ n8 [4 H- Q* h! b HANDLE fh, hDib, hPal,hOldPal=NULL; //指向位图信息头结构,定义文件,分配内存句柄,调色板句柄
. v7 c+ L ^9 u8 M) Z& r2 k, Z0 @$ B* M5 o$ E1 V1 F
5 t# e) y3 `4 q //计算位图文件每个像素所占字节数
- o9 W! s3 m9 `) P' N9 P hDC = CreateDC("DISPLAY",NULL,NULL,NULL);" H: q6 _9 N& W: I4 x% b
iBits = GetDeviceCaps(hDC, BITSPIXEL) *
( H( u9 u$ u D$ ^ GetDeviceCaps(hDC, PLANES);6 t; D. w% c9 D
DeleteDC(hDC);
% Z& Q: F& @6 j: R o. \% t if (iBits <= 1)+ Q- Z9 n, B+ o
wBitCount = 1;
9 ]5 D: h8 a7 o+ V* D3 c* p else if (iBits <= 4)! S( S$ j0 n/ [! }
wBitCount = 4;! e. Z, D: W' u# n% Q
else if (iBits <= 8)
2 O6 E/ f' a3 ~' @) \8 M( f wBitCount = 8;
5 Z. y5 H- d! h: ?9 S5 \ else if (iBits <= 24)
/ X0 l+ a/ X& b; Q: I8 @ wBitCount = 24;
1 P3 @; [5 S( A6 S6 r" G/ Q: v1 }! ^1 Q- A0 `1 W6 W" N' \
//计算调色板大小/ P: |% A9 ?1 `) {& F3 y3 I
if (wBitCount <= 8)
, u4 P: Y$ F* N$ b" x dwPaletteSize = (1 << wBitCount) *sizeof(RGBQUAD);/ A. K- |5 z% q9 s* \
% i+ f# E2 W+ T& v) A& z) M6 j+ w7 \ //设置位图信息头结构
+ o6 i7 J: ^+ P5 J% p GetObject(hBitmap, sizeof(BITMAP), (LPSTR)&Bitmap);1 t2 P, R7 [, F7 T ]9 U3 u h
bi.biSize = sizeof(BITMAPINFOHEADER);3 [) L/ y+ C" c2 O: y) X$ U$ c, {5 f
bi.biWidth = Bitmap.bmWidth;4 F) b- A; Y) i9 }, k
bi.biHeight = Bitmap.bmHeight;7 L5 x. \% [* X
bi.biPlanes = 1;
' D7 _+ R4 j. Q bi.biBitCount = wBitCount;+ Q% e4 P9 T% Z2 ?- z) k
bi.biCompression = BI_RGB;
& w7 q- M8 ~ n" U bi.biSizeImage = 0;
/ X1 W7 f Z5 i1 @: \ bi.biXPelsPerMeter = 0;0 ?3 [, s7 a$ [) }) e5 T
bi.biYPelsPerMeter = 0;
4 d: l+ i# Y" T) o' X7 u N/ v' a bi.biClrUsed = 0;0 w( W+ O+ M m5 I& Y; s
bi.biClrImportant = 0;
3 q( {' L, k7 y K8 c( s$ F dwBmBitsSize = ((Bitmap.bmWidth *8 q+ e5 u \& c3 ~
wBitCount+31)/32)* 49 H5 G! h( J' B- E9 g/ X
*Bitmap.bmHeight ;- L7 B( u8 N4 @; ]4 Z
7 D1 W5 t5 f, f/ a' J
//为位图内容分配内存
! ]9 q, G2 s3 ]' b) x. r4 F hDib = GlobalAlloc(GHND,dwBmBitsSize+
) H7 o. I. `- g+ o2 D: Q8 k dwPaletteSize+sizeof(BITMAPINFOHEADER));
! W* L# i& V* Z/ d, g& V( O lpbi = (LPBITMAPINFOHEADER)GlobalLock(hDib);
) K, w) w1 _% d' U! _. C$ ~ *lpbi = bi;: E" y* }. ?4 m9 y6 [ B" W, K
2 r1 }: _, L* {( D0 s! @ e$ v
// 处理调色板 1 H8 d9 ~, C) o2 G9 w2 V
hPal = GetStockObject(DEFAULT_PALETTE);. `7 @* C- W$ U' v5 L+ x, N
if (hPal), [ a) D6 i j
{( |) e8 w( f& L/ M* g9 P
hDC = ::GetDC(NULL);
2 U4 U* J& H4 I, a" F hOldPal = SelectPalette(hDC, (HPALETTE)hPal, FALSE);; j% b9 v3 d3 s
RealizePalette(hDC);6 U' Z" s( Y/ e
}
, K9 O# x' n& H/ V2 }5 [% D
" B7 @* A m% Q // 获取该调色板下新的像素值) Y( o W1 W" j2 f6 r. S
GetDIBits(hDC, hBitmap, 0, (UINT) Bitmap.bmHeight,
1 H, [' J: ^% ~2 G; u) f (LPSTR)lpbi + sizeof(BITMAPINFOHEADER)+dwPaletteSize,5 f) y, E: O% q$ u3 ]
(LPBITMAPINFO)lpbi, DIB_RGB_COLORS);
0 a% H2 h$ q$ J) B+ _5 T7 @' p: V
5 ~6 d. x+ ?% ^% b, c //恢复调色板
& S3 @& c6 g1 y+ d- R4 ^ if (hOldPal)( k! Q0 P) [1 ]/ b9 |
{
( d/ T; F, B. @+ Z: u SelectPalette(hDC, (HPALETTE)hOldPal, TRUE);/ w: k# x( N4 K* P4 g$ d
RealizePalette(hDC);
7 L2 h0 Z, ?4 ]2 K) C+ u ::ReleaseDC(NULL, hDC);
1 O! J$ @( B! n% P( Z; X; D }% N* a9 D" X- u3 e1 `8 C5 H
( y" X/ o+ ?' c# Z$ c //创建位图文件
- D: i- C6 f6 Z+ k2 h/ P6 h fh = CreateFile(lpFileName, GENERIC_WRITE, / s" [5 |0 n) A T$ t
0, NULL, CREATE_ALWAYS,# J5 M! L# \9 E0 }) D
FILE_ATTRIBUTE_NORMAL | FILE_FLAG_SEQUENTIAL_SCAN, NULL);5 W2 W( t; ~6 n' G# T, \: Z p/ s
if (fh == INVALID_HANDLE_VALUE)
0 E! _4 {3 X1 y2 S return FALSE;" ? T$ C& W- T# [5 }1 u# C
$ D& V, M/ l! N
// 设置位图文件头
. y$ A1 w9 q- |- X- J# `6 s. t$ S bmfHdr.bfType = 0x4D42; // "BM"
' u1 p0 ~1 O0 Y8 `4 h* _ dwDIBSize = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER) + dwPaletteSize + dwBmBitsSize;
" ~ A+ N0 T J/ \) \- m bmfHdr.bfSize = dwDIBSize;
8 a! |+ z L# E$ Z8 U# c9 @3 l6 y, D bmfHdr.bfReserved1 = 0;- |6 ?6 F& n) M* s9 r+ }. k
bmfHdr.bfReserved2 = 0;: y- w8 Y e' w$ V
bmfHdr.bfOffBits = (DWORD)sizeof(BITMAPFILEHEADER) ) I0 @- f; q8 b
+ (DWORD)sizeof(BITMAPINFOHEADER)
; ] k% w1 C1 ]. C& \! y + dwPaletteSize;. l/ g2 A$ A& c) f" S" J; Z
! Q$ k( v6 A1 v) |. k/ u
5 F4 L6 `8 G) [8 W" g
// 写入位图文件头4 u# h) M1 R9 e% W0 K
WriteFile(fh, (LPSTR)&bmfHdr, sizeof/ E3 c6 e6 d3 ]
(BITMAPFILEHEADER), &dwWritten, NULL);
& w T% h- ?; q& H: Z
/ T% H% M; Z( f! J // 写入位图文件其余内容. G: B: H S9 i+ w4 G4 M
WriteFile(fh, (LPSTR)lpbi, dwDIBSize,
+ w5 B' Z2 L" `# P' Y; X &dwWritten, NULL);& }) q) }6 K- O% @3 p
d3 ^7 @5 _! m. p
//消除内存分配
2 ]* ? l/ v0 P' b) F3 i GlobalUnlock(hDib);
" s* `0 \8 F. j6 I( V) v% z GlobalFree(hDib);: \: p2 F9 H# m
CloseHandle(fh);$ j5 {8 Z9 c% q* o) f
: W! u' r! g4 E return TRUE;. n: s3 v+ B/ K# P: u3 n6 p* l
}/ U7 i$ u. m M. y3 C9 X, \
' s+ i9 s7 z- R1 V L& |: e g! V) G$ u% f% v5 O: T
20. 如何获取局域网上计算机名及它们的IP地址
9 p, a& J. d. `9 {8 b" @; S9 E2 I- D" S" e- m' a# J
l 连接ws2_32.lib和 mpr.lib库
& o% V+ P$ r S) T6 W0 U6 {/ A; x$ Z& c% h) N8 ?6 d$ Y, @
l #include winsock2.h
- M* [ r1 T$ g' o5 V- k+ w: e) _6 D' s8 H7 C
CString strTemp;8 A, \2 i1 M0 ~$ U
struct hostent *host;
! X7 j, c# @9 D& M6 y. P9 G* c3 K) e& s( p/ i) @! n6 @& l
struct in_addr *ptr; // 检索IP地址 : N' h+ [5 e& h7 y4 A3 ~8 ^
DWORD dwScope = RESOURCE_CONTEXT;: @2 t8 b- y% B
NETRESOURCE *NetResource = NULL; K. u- a5 ^0 |: B7 ~+ k
HANDLE hEnum;
) Y; H: k% c8 a0 _1 H3 NWNetOpenEnum( dwScope, NULL, NULL,
' i" Z- O u9 j' A3 d NULL, &hEnum );
8 }, d# m+ Z- d
: @4 R0 F: p* p d4 a: g2 {WSADATA wsaData;+ q3 M+ L( E) _
WSAStartup(MAKEWORD(1,1),&wsaData);
3 J3 W( j' w- h. o
* i! d5 {) A4 G2 lif ( hEnum )
6 b& J; d. r( @{
5 u4 [- `8 d+ P9 ? DWORD Count = 0xFFFFFFFF;
$ L) L9 w2 N# B3 l DWORD BufferSize = 2048;
6 w; I+ }: e |4 ]9 X LPVOID Buffer = new char[2048];
, k; M9 { Y- N$ h9 E& B WNetEnumResource( hEnum, &Count,
0 x0 \ n( K1 |% v Buffer, &BufferSize );1 ]7 ?$ X7 D% S! @
NetResource = (NETRESOURCE*)Buffer;
* _* t+ r' I3 f2 z$ W! m2 S+ U/ F' m' M' C8 b1 P
char szHostName[200];
( w- X o' x a unsigned int i;
7 Q3 ~8 c! b4 X
. S/ r' j$ d# A0 y- r# K# _ for ( i = 0; * V! c# x1 f/ c8 F( ?3 A$ i
i < BufferSize/sizeof(NETRESOURCE);
- \0 t0 H" ]) B: }1 g i++, NetResource++ )' Y1 M/ J* ^) b1 k1 d% G1 s
{
J# y" a" R- F. a ^; w/ @& ]! ^- J if ( NetResource->dwUsage == " n1 X$ Z1 e: Q0 G
RESOURCEUSAGE_CONTAINER && * @; i: Y# X( w
NetResource->dwType == 0 x- i$ U) [1 ?7 p1 `' f
RESOURCETYPE_ANY )+ {9 D4 P& \, q4 [. ~# Q. n
{
: {! `- W' H6 U% K if ( NetResource->lpRemoteName )
5 n- a, [) B9 b$ N9 [" V" o {) C# R& Q: s7 N0 X" H
CString strFullName = * d5 W9 q: E* J y+ l* p
NetResource->lpRemoteName;8 `- H$ r# i" U7 z' q8 p
if ( 0 == % n9 E3 `" ]3 k
strFullName.Left(2).Compare("\\\\") )
" R+ d& B' D3 ^( B strFullName = ' B: x* [$ o t4 E$ F
strFullName.Right(
; l. x, N! ~* W: _5 m strFullName.GetLength()-2);
" M7 }; t' N- A' y# N0 S1 Z' S! A$ }" x2 A w
gethostname( szHostName,
" g9 ?* {: E- v0 \+ G3 Q% d# m+ l strlen( szHostName ) );
9 c' j- S. I0 m0 v, f# D9 q host = gethostbyname(strFullName);
6 K' d3 x6 C: K( T7 D0 m, H% l4 p7 i
if(host == NULL) continue;
0 f9 z" @" |' R( X ptr = (struct in_addr *) , m" [9 X" g/ c" w0 v. U2 B
host->h_addr_list[0];
9 h6 ^ b, S; D+ Z; e- {$ d: u" k2 e9 r; d! S
// =. 分隔开IP:211.40.35.76.
/ o6 R1 Y% p% s: ~9 R2 {; X. e- O int a = ptr->S_un.S_un_b.s_b1; // 211
/ ]5 p- A: }0 m( h int b = ptr->S_un.S_un_b.s_b2; // 40. ]: G( Y4 @, r$ M& @+ i" i6 m
int c = ptr->S_un.S_un_b.s_b3; // 35
6 a6 W P$ |; C int d = ptr->S_un.S_un_b.s_b4; // 765 n. c# h( e3 |8 |) u0 ]
% ?: S7 j/ E* q
strTemp.Format("%s --> %d.%d.%d.%d",
6 y2 p; n4 i3 U0 _5 k1 ?" C strFullName,a,b,c,d);; G1 E4 {4 N; `8 W) \5 M* m! `1 b
AfxMessageBox(strTemp);
4 U& Z! U9 Q& Z% s& y }
$ z) [2 X8 A/ m8 ~5 Q }: ], `2 R: `+ g- T: y
}2 g! U' X. x0 @6 l/ C7 t; G8 W Q$ x
$ ^7 x3 M0 @% |' @& Y$ }8 T
delete Buffer;
% M, i D( y5 S3 @! } WNetCloseEnum( hEnum );
0 j) M9 H8 q* @" @7 F$ r}' M7 ~& ^ i S
8 F4 w v0 Q' w1 R5 b) V# C& v S2 ]
WSACleanup(); |
|