Delphi写多线程的例子

上一篇 / 下一篇 2007-08-02 15:56:14 / 个人分类：Delphi编程

由于之前LoadRunner录制不下测试脚本，所以就用Delphi写了个多线程程序来代替测试。代码如下：

unit Unit1;

interface

uses51Testing软件测试网.d2D+Iw3N%xJ
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
yqa\C:g9Cu0 Dialogs, StdCtrls;

4|"l}$C*t-XY0type
TThreadQuery = class(TThread) { 声明线程类 }51Testing软件测试网w'O[B._:X
private
/H6L5d;g0H4L{W Hn @0 FInsertStr:String;
k W2N V_7pmN0 procedure RunInsert;

protected
procedure Execute; override;{ 执行线程的方法 }

public
property InsertStr :string read FInsertStr write FInsertStr;
Ygm"lS(fd`(k4b0 constructor Create(aStr:String); virtual; { 线程构造器 }51Testing软件测试网vlKpj%k,q

end;
7Ax6iy?\ O0//刷新
TThreadReflash = class(TThread) { 声明线程类 }
private
PO5of)j'c0    FReflashObjStr:String;  51Testing软件测试网Xl+n`b
    procedure RunReflash;
}B#j0~.go2k7u0 protected51Testing软件测试网2ti*SNuW#Fh
     procedure Execute; override;{ 执行线程的方法                       }
public
MC3Q,fJ!n7K0    property ReflashObjStr :string read FReflashObjStr write FReflashObjStr;51Testing软件测试网6y1si cu#D8Gc
    constructor Create(aStr:String); virtual; { 线程构造器 }     51Testing软件测试网Njs$b ?
end;51Testing软件测试网7fp$B%o5@7sM

TForm1 = class(TForm)51Testing软件测试网be3_Is
    GroupBox1: TGroupBox;
4y4Dubr)z(y%|J0    Label1: TLabel;51Testing软件测试网!zp'E{Iw+A
    edtUser: TEdit;
dlw7{^,R%W5Z0    Label2: TLabel;51Testing软件测试网T$i8loo H
    edtPassWod: TEdit;
    Button1: TButton;
!F4Ti9yO(v([0    Label3: TLabel;
^^$gIc1@ e0    edtServer: TEdit;
}*|KID+m&@ T0    GroupBox2: TGroupBox;
8EU G1J#x!]K0    Memo1: TMemo;
    Button2: TButton;
?bsTn S rj0    edtTimes: TEdit;
1q|t\"xb#d!ek8t{z0    Label4: TLabel;
Q*u y8eE^0    Label5: TLabel;51Testing软件测试网4`4L'AU9J
    GroupBox3: TGroupBox;
    Label6: TLabel;
    Label7: TLabel;
    Button4: TButton;
'_)A7o[|j-]0j_0    edtReflash: TEdit;
    Button3: TButton;
QL%K3Oe#k/Xlc0    edtPath: TEdit;
c#Mb5CYPG|s0    Button5: TButton;
'i!Lf&?[0    edtFar: TEdit;
.b#xqF#?S\f4x'y0    procedure Button1Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
HInP2x9pd/{0    procedure edtTimesKeyPress(Sender: TObject; var Key: Char);51Testing软件测试网2x7J4W4eQ!v6X
    procedure Button2Click(Sender: TObject);51Testing软件测试网 H9^'|H/?U!I
    procedure Memo1Click(Sender: TObject);
4_5~sr/K(O4xO0    procedure Button4Click(Sender: TObject);
F8QgHFAk,Cr0    procedure edtPathClick(Sender: TObject);51Testing软件测试网 yeQ/rh s7M
    procedure Button5Click(Sender: TObject);
1hk-qa*x!qO0 private
|pJM'cvp2T0    { Private declarations }
$Sn;a)\Y;f6uO,r0    function Login:boolean;
    function LoginFar:Boolean;
7@|8bKXb,G+f0 public51Testing软件测试网t PbY^!`
    { Public declarations }51Testing软件测试网;[#i)bWkV}

![2I6p|.TCX051Testing软件测试网 g@-z#]U'D{
end;

var51Testing软件测试网O#fb&AUe
Form1: TForm1;51Testing软件测试网H%Q Rl}`]

implementation

uses ComObj;

MW$|B {S0{$R *.dfm}

{ TForm1 }

&X6\Z*J;U_8Z9h G[!I0function TForm1.Login: boolean;51Testing软件测试网pQmfx;y%V
var
u C"X^$Z0v0 aObjSun:Variant;51Testing软件测试网:Kw{_D/o

H"\9v;a?0begin

pKu+`6KhY0 result:=false;
try
"PU ^1@~Z*p0    if length(edtUser.Text)=0 then exit;51Testing软件测试网Td!f xBE5|*S
    aObjSun :=CreateOleObject('sunbi.SunGlobal') ;
6Q1c2]v0H2D\w0    aObjSun.Login(edtUser.Text,edtPassWod.Text ,edtServer.text);

;j+N?jw0    result:=true;
r}'f:J0DV$\UaM0 except
     on e:Exception do
        showmessage(pchar(e.Message ));
+]t6B.ndc%S2c)bC0 end;51Testing软件测试网%[4@~2cE-zer
end;51Testing软件测试网yR#|b`6hu

procedure TForm1.Button1Click(Sender: TObject);51Testing软件测试网r)R#l7|/_$B$q
begin51Testing软件测试网(}(\'G+r%X"}
if Login then form1.Caption :=edtUser.Text+'用户登录成功';51Testing软件测试网K%nVm}5Q

end;

"HH"}[+@x-F8g0procedure TForm1.Button3Click(Sender: TObject);
D"B^I4i2p0begin51Testing软件测试网U#z_B:p:P Z&q
close;51Testing软件测试网v!|` q1Y
end;

function TForm1.LoginFar: Boolean;51Testing软件测试网@q R n:n
var51Testing软件测试网g4uc&f`p
aObjSun:Variant;
'n[lLh,^0 url:String;51Testing软件测试网Sm7o pu X@
begin

biiurNX9K.s0 result:=false;
try
&h7T_!]~%W5A0 if length(edtUser.Text)=0 then exit;
EJ:C^3k6~0 url:=edtFar.Text;51Testing软件测试网$ZgX:Tx*nrl

ar o+G&K,n0 aObjSun :=CreateOleObject('sunbi.SunGlobal') ;
aObjSun.Login(edtUser.Text,edtPassWod.Text ,url);51Testing软件测试网d|NtA;a$n

    result:=true;
except51Testing软件测试网3s7x"V p4p7N
     on e:Exception do
)S@ok.y0        showmessage(pchar(e.Message ));
end;

end;

@0Z+H9U2G$~L2y0{ TThreadQuery }

R)[] Y"U#u*W?q0constructor TThreadQuery.Create(aStr: String);
ju1iI+j'Wt9Y-R0begin51Testing软件测试网 ~H2E"uF
FInsertStr :=aStr;51Testing软件测试网A!S4K%`\eA
inherited Create(True);
H m%o*Eh0 FreeOnTerminate := False;51Testing软件测试网"` EmRf4okX

end;

procedure TThreadQuery.Execute;
C#~&AX+F0begin
try51Testing软件测试网dJ xu2B k
    //inherited;
wm)^&f/l~0    Synchronize (RunInsert);51Testing软件测试网6VF h~,op
except
G@.@R"^0    on e:Exception do51Testing软件测试网aE6EI&~] @
      showmessage(pchar(e.Message ));
end;51Testing软件测试网Q(`Mm/l#Y%w
end;

procedure TThreadQuery.RunInsert;
var51Testing软件测试网9` Mb#T2t
ds:Variant;51Testing软件测试网?5}C!VSVq&B
begin
:Fc:G?:|0 try51Testing软件测试网^LS9|`9Hz;v
     ds:=CreateOleObject('sunbi.SunDatasource');51Testing软件测试网/hD*DKI
     ds.open('Northwind', 2);
     ds.Execute(FInsertStr,-1);
{$pxS"[A|6\0 except
'R7[z+W%{5`J-ZY0     on e:Exception do
      showmessage(pchar(e.Message ));51Testing软件测试网c2U,nH@!YK
end;51Testing软件测试网 R4h;|v\uI[
end;51Testing软件测试网QRI.M&z rc

/qC2}/XKJ}W0procedure TForm1.edtTimesKeyPress(Sender: TObject; var Key: Char);51Testing软件测试网-Q'Y8s%uvuF
begin
if not (key in ['0'..'9',#8]) then
$]8a X1K]:E0 key:=#0

7IT/_"E+MT6f;n0
end;

procedure TForm1.Button2Click(Sender: TObject);
var
wnY7|DaY0 tmpObj:array of TThreadQuery;// TThreadQuery
xPn%E~M0hLvI'B\0 i,aCount:integer;
begin

w e6c _$z2G\S0 if edtTimes.Text ='0' then exit;
&jM~L7@ O0 try
1E%u eX3vS(|0    aCount:=StrtoInt(edtTimes.Text );
u ^N`T\;p0    SetLength(tmpObj,aCount );51Testing软件测试网B(Z ZG)S4E
    for i:=0 to aCount-1 do51Testing软件测试网#E0B ^7b.dAdp
    begin
       tmpObj[i]:= TThreadQuery.Create(memo1.Text);
AW(tTx0       tmpObj[i].Execute ; 51Testing软件测试网4z6O(X5nT9R
    end ;
*K^.s1~!d0    Label5.Caption :=inttostr(aCount)+'条数据插入成功!';51Testing软件测试网y.c6N&GA
finally
    for i:=0 to aCount -1 do51Testing软件测试网?-Q#~r3e,O
    begin51Testing软件测试网(z)P4B6Q9p
      if tmpObj[i]<>nil then
c!ri*l%I)Q0      begin
YY S1C@!Nsx[0        tmpObj[i].Terminate;51Testing软件测试网:]6R%Fd,C
        tmpObj[i].Destroy ;51Testing软件测试网}2k#eH|(?7@b
      end;51Testing软件测试网]Sf,x)o+}e
    end;51Testing软件测试网m,vj5Dd2H
end
)JZE9E?B'Ol.u0end;

procedure TForm1.Memo1Click(Sender: TObject);
W5n9Mn:Wk0begin51Testing软件测试网JA1Nq6CR8_J
Label5.Caption :='';
end;

.s~$eXpp4h0{ TThreadReflash }

[\gJ8p0{#kVs0constructor TThreadReflash.Create(aStr: String);
%o#BBe3x0begin
0CF&IR&OZzgQv M0 FReflashObjStr :=aStr;
'J0Ox'\J0 inherited Create(True);
JJ8K\*]+dF0 FreeOnTerminate := False;
teIY;[7V5`0end;

@y,pq J:|5V0procedure TThreadReflash.Execute;
:cRR9Ri/\4y0begin51Testing软件测试网]+vgXgm~
try
    //inherited;
{AH#S Qt8D u3L"jE0    Synchronize (RunReflash);
HC`M)B/Qv?C0 except
8o8X8U8X9m!^?v~0    on e:Exception do51Testing软件测试网O`0}/w)Z)c
      showmessage(pchar(e.Message ));
$xZ%kgivp^&x0 end;

end;

~\F'f&`.d0procedure TThreadReflash.RunReflash;
var
o8G'T DD$O tJ(p0 ds:Variant;51Testing软件测试网X5K$H0U3A'C
begin
try

/[S9ot c4b0     ds:=CreateOleObject('sunbi.SunDataset');
"I f]4[Xv#F0     ds.open(FReflashObjStr ,false);
0w:IKT` W5R0     ds.RefreshData(-1);51Testing软件测试网!vk.Q(h*x"H,VR
except
     on e:Exception do
HXsen'c0      showmessage(pchar(e.Message ));51Testing软件测试网!\l%\8p4c,Wy
end;51Testing软件测试网Z8Q1K8ZyZ

t0fCr4u`W+H0end;51Testing软件测试网JiiGSPY&g

Q^+r+t G#xo0procedure TForm1.Button4Click(Sender: TObject);
]x2|r LV2M0var
tmpObj:array of TThreadReflash;// TThreadQuery
Y-m+p?im#K1M!e0 i,aCount:integer;
begin

if edtReflash.Text ='0' then exit;
R%^ Tj9q h0 try51Testing软件测试网9J"ojLj']'N
    aCount:=StrtoInt(edtReflash.Text );
^y9p~;O'u-s0    SetLength(tmpObj,aCount );51Testing软件测试网:S&Dg~y/G`N
    for i:=0 to aCount-1 do
V |n&y+o~d,i&R0    begin           51Testing软件测试网|S#O.I`3O
       tmpObj[i]:= TThreadReflash.Create(edtPath.Text);
       tmpObj[i].Execute ;

(J'KM0ea|9A-o0    end ;
    Label7.Caption :=inttostr(aCount)+'条数据刷新成功!';51Testing软件测试网|@zK$`q
finally
    for i:=0 to aCount -1 do51Testing软件测试网iH\&MS
    begin
d|4YF%rb;k|&HT0      if tmpObj[i]<>nil then
      begin
        tmpObj[i].Terminate;
        tmpObj[i].Destroy ;
l'{X?#?O0      end;
d'n4Q9\ ]8M*@0    end;
end

7gj&U9@8_0end;

)go*E-PG!W0procedure TForm1.edtPathClick(Sender: TObject);
*_?yI$M%_F O0begin
y ]L\PI)V0 Label7.Caption :='';
#F/X5F A!A%W F0end;51Testing软件测试网*^P7H,Gw

5dN(_+i]0yf ^(]0procedure TForm1.Button5Click(Sender: TObject);51Testing软件测试网 [R$OA!f1W)A
begin
:x'jL,Z![0 if LoginFar then form1.Caption :=edtUser.Text+'用户远程登录成功';51Testing软件测试网]EjQw4@
end;

end.
!R1k!?$Q~6]o8@ {051Testing软件测试网+P9sV Q)`2l|

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