Borland C++ Builder 与 Visual Basic『DoEvents』同样功能的函式

powerbuilder

<>与 Visual Basic『DoEvents』同样功能的函式</P>
8 A0 J0 T6 U* U' A<>//Application.ProcessMessages </P>
7 x# c: a) D' C$ _6 U  }! X% e<>void __fastcall TForm1::FormCreate(TObject* Sender)</P>
: N  z* X, Y* @, J& k, t% E. ?<>{
' z; `9 ~  _0 M! X' [( Z; C  Button1-&gt;Caption = "Ignore Messages";
6 a9 R3 P$ R9 }" h& x  Button2-&gt;Caption = "Handle Message";
! x  D7 s, [5 i4 O& V! C6 l}</P>
1 B3 u; L, e$ G4 Q<>void __fastcall TForm1::Button1Click(TObject* Sender)
- ~/ B- q  w: \{
- i& l" \; _; F8 H  int x, y;
" {* s% q" j! ^. B! ^  [( h2 ^# H1 F  for (int i = 0; i &lt; 64000; i++)
; u, ^1 y8 c& |: T" |$ Z- r1 i# G {
8 h* S. z3 r# ~1 |- o' C1 Q# w; x    Randomize();
& ]- u3 k5 T9 O3 }    for (int j = 0; j &lt; 64000; j++)
      y = random(j);
    x = random(i);
  }
6 I# n8 }# a* I; ]  Canvas-&gt;TextOut(10, 10, "The Button1Click handler is finished");
( T* Q8 _! x* A) g- |: w) `}</P>
; }: J; y! T+ l' d9 W+ b) M<>void __fastcall TForm1::Button2Click(TObject *Sender)</P>
; ?- g1 F* C- A) Z7 q. p  E<>{
  int x, y;
  for (int i = 0; i &lt; 64000; i++)
  {
    Randomize();
& D# n; g# n2 U8 t! ]8 F5 H8 j    for (int j = 0; j &lt; 64000; j++)
; a4 n" I/ u# V4 F2 d2 k! [. L* [    {
; u0 ?6 F* @* L) h' N, w      y = random(j);
, ^5 b6 i/ a$ X, z* y4 v      Application-&gtrocessMessages();
    }
    x = random(i);
6 K  D* v+ {* Y  }
, ]# n& {1 ]" k# D4 w) }" i# g  Canvas-&gt;TextOut(10, 10, "The Button2Click handler is finished");
}</P>