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标题: Borland C++ Builder 与 Visual Basic『DoEvents』同样功能的函式 [打印本页]
作者: powerbuilder    时间: 2004-7-15 16:57
标题: Borland C++ Builder 与 Visual Basic『DoEvents』同样功能的函式
<>与 Visual Basic『DoEvents』同样功能的函式</P>
1 Q& i- u1 b6 n6 R+ R/ K<>//Application.ProcessMessages </P>3 g0 g; Z& ]4 n  ^5 g. {0 Z, N1 J0 \
<>void __fastcall TForm1::FormCreate(TObject* Sender)</P>0 @% E4 h; i9 K$ \4 e
<>{: T* Z! ]0 Q* N7 M& _
  Button1-&gt;Caption = "Ignore Messages";" H; a! a( x; W+ a$ Y2 O
  Button2-&gt;Caption = "Handle Message";
3 P/ B& D# D( g}</P>- Z. e6 p( o+ h2 R! f) b, F
<>void __fastcall TForm1::Button1Click(TObject* Sender). u# l, l0 o: i2 P/ p* {4 X* @) S1 L: k
{3 a. g- }9 h) Z, m( e' Z
  int x, y;7 C3 ~- |$ M. P6 M
  for (int i = 0; i &lt; 64000; i++)
, _9 X! Q' e5 I" d {
, C6 h2 b* M& a) H, E0 n    Randomize();
) X6 c, l9 x! ?- g% H; X    for (int j = 0; j &lt; 64000; j++)( D& y1 f& v3 l* I; T* C1 V+ y0 h
      y = random(j);
. Z7 M9 m+ Z" P1 _( A    x = random(i);
4 j- }; \& P5 N$ z  v; k  }
& p9 h  P& t0 g* d, w4 P$ B( c  Canvas-&gt;TextOut(10, 10, "The Button1Click handler is finished");
! `. m2 i: I) k; Y* S}</P>
; e% w2 l5 c3 p) G+ T- w<>void __fastcall TForm1::Button2Click(TObject *Sender)</P>: e8 k9 y+ Y0 W1 }
<>{
( |' Z' `* Z! [  int x, y;
) v7 q8 y5 w" v5 D: _# \& `% A  for (int i = 0; i &lt; 64000; i++)
+ u' Y6 S' C, J( T: B! z# N  {2 M& S" ]" x% |+ G1 J+ y/ \1 }
    Randomize();
( M' j# P: ?; D6 s+ W    for (int j = 0; j &lt; 64000; j++)2 L3 @) w' p# \
    {" @* b0 s+ n; Q3 G( ?, a: K5 r" v
      y = random(j);. U7 `4 Q9 ~! [: r5 u' N% }. M
      Application-&gtrocessMessages();7 _$ M% N* n( z- }) F! `3 o
    }; g5 X$ m  P; t% c9 l
    x = random(i);$ {; S1 R2 r2 W  F( F+ l
  }1 B) x3 O8 t. G" x8 f  n$ f7 s
  Canvas-&gt;TextOut(10, 10, "The Button2Click handler is finished");
4 T5 `8 C" U9 }2 K}</P>



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