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

b4NhF1yh s~0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：51Testing软件测试网WA+A(g+up

unit Unit1;

n&U1D$dX3v0interface

3o$c rCDH0uses51Testing软件测试网"G+|q*Q#W
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

"qG)Rvpn1]]G0type
"U1v v rz/o0x#s[5p @0 TThreadQuery = class(TThread) { 声明线程类 }51Testing软件测试网b BWB@$J&C
private
0}^kw9{@jo2[$Ko0 FInsertStr:String;
5ME]M I~9T9]:K0 procedure RunInsert;

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

qO7?1p.y\S:]0 public
3].F w4eBe2`[0 property InsertStr :string read FInsertStr write FInsertStr;
constructor Create(aStr:String); virtual; { 线程构造器 }51Testing软件测试网)@2HoG?"e F

end;
e!E \#B5jZV0//刷新
@z,@[xkA~;Y0 TThreadReflash = class(TThread) { 声明线程类 }
private
2{g[CO?S,Y9N0    FReflashObjStr:String;
P Lp}kIm0    procedure RunReflash;51Testing软件测试网6y7U&B%OhgHX
protected
7k(IC#a"s0     procedure Execute; override;{ 执行线程的方法                       }
{3BV$V:pCGX0 public
    property ReflashObjStr :string read FReflashObjStr write FReflashObjStr;
JL(v\ qG:P"|!v8q0    constructor Create(aStr:String); virtual; { 线程构造器 }
end;

-V&dE,q!~1`p~0
TForm1 = class(TForm)
^7C'X6|]i#s`0    GroupBox1: TGroupBox;
    Label1: TLabel;
.u%Q u5H&l$tQ0    edtUser: TEdit;51Testing软件测试网'Rn)Jw+\b
    Label2: TLabel;51Testing软件测试网!go~%}3z]#K
    edtPassWod: TEdit;
    Button1: TButton;
r9NSJ7{?&n;g1q0    Label3: TLabel;
*{d)r;C}0    edtServer: TEdit;51Testing软件测试网J3v&Z"o5hk4C
    GroupBox2: TGroupBox;
!M*S*dcd0    Memo1: TMemo;
g"A8X%k%G0i0^bI0    Button2: TButton;51Testing软件测试网sA|+v5n
    edtTimes: TEdit;51Testing软件测试网F+Q@.\ b$Ge
    Label4: TLabel;
O-j:eJf0    Label5: TLabel;
    GroupBox3: TGroupBox;
JC7To[#Y0    Label6: TLabel;51Testing软件测试网"VID4l{
    Label7: TLabel;
Nt[m A-z*W+g0    Button4: TButton;
-`4@} C"URq0    edtReflash: TEdit;
    Button3: TButton;
:zoS Eu0    edtPath: TEdit;
#xg3kAQh6o6j/\0    Button5: TButton;
\/gZ urzi\0    edtFar: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure edtTimesKeyPress(Sender: TObject; var Key: Char);
    procedure Button2Click(Sender: TObject);51Testing软件测试网5J4gv.`,U6J
    procedure Memo1Click(Sender: TObject);
\9h5UdT"ekI0    procedure Button4Click(Sender: TObject);
%?B"mwC1iS0    procedure edtPathClick(Sender: TObject);51Testing软件测试网K)gK/x8rc;|L
    procedure Button5Click(Sender: TObject);
fP{r5x:L0 private
}A0q1oW;eYSx0    { Private declarations }51Testing软件测试网4Rr*d6bg,Z
    function Login:boolean;
d*n n:_4mf w$f*k0    function LoginFar:Boolean;
c+[wNcb'R0 public51Testing软件测试网J?Lf!wj*LF
    { Public declarations }

uN/{7{9i-V+g051Testing软件测试网x:k An0e/e
end;

var
Form1: TForm1;

implementation51Testing软件测试网6G o!y:XGjN

uses ComObj;51Testing软件测试网6y`.j'y0e#H

{$R *.dfm}

{ TForm1 }

function TForm1.Login: boolean;
P5L\^,Glt0var
aObjSun:Variant;

begin

result:=false;51Testing软件测试网!]nh8H9^@
try
t j:uDL3aF0    if length(edtUser.Text)=0 then exit;
grW$^$\9` C,W0    aObjSun :=CreateOleObject('sunbi.SunGlobal') ;
+A-]%a3^;Y)~0    aObjSun.Login(edtUser.Text,edtPassWod.Text ,edtServer.text);

    result:=true;
2y3s-f0U6Hz0 except51Testing软件测试网"|2ybqK5b4{
     on e:Exception do51Testing软件测试网p/P8~6U[E
        showmessage(pchar(e.Message ));
*os5m!X1Q8Qd0 end;
7O Fi8n8uz0end;

procedure TForm1.Button1Click(Sender: TObject);51Testing软件测试网%JN2C*qS)@,M
begin
&?{V };]\e wM0 if Login then form1.Caption :=edtUser.Text+'用户登录成功';

3X+eT"W.C[G0end;51Testing软件测试网c_juA

3Qk9UCmBJu0procedure TForm1.Button3Click(Sender: TObject);51Testing软件测试网$zhf4p}
begin51Testing软件测试网-pwe ?-b5`
close;
3~MyHFON5o0end;

function TForm1.LoginFar: Boolean;51Testing软件测试网"z6nPbW#tw
var
aObjSun:Variant;
url:String;
begin

result:=false;
+`J3bc|0 try
0xxs v^&MG0 if length(edtUser.Text)=0 then exit;
8vkr;O_7Zn2g0 url:=edtFar.Text;

aObjSun :=CreateOleObject('sunbi.SunGlobal') ;
7V0RMDW?u8O0 aObjSun.Login(edtUser.Text,edtPassWod.Text ,url);

    result:=true;
a,wZ~p"@1k+x0 except
)k vZ\6fI6GXZ0     on e:Exception do
.w(x9H p^0        showmessage(pchar(e.Message ));
end;

end;51Testing软件测试网u5k6~'x+d,]

JL{"Ol0{ TThreadQuery }51Testing软件测试网QC9r/jdG

constructor TThreadQuery.Create(aStr: String);
begin51Testing软件测试网5QhI j,L#i
FInsertStr :=aStr;51Testing软件测试网:k SDxg `
inherited Create(True);
Dq,q4n3a*wh5J0 FreeOnTerminate := False;

end;

,p\"h"|5Ua"GP\0procedure TThreadQuery.Execute;
ZV0K^ `;]} L0begin
)fAMEV1c3Xm9l0 try
    //inherited;
;rt{q0H0    Synchronize (RunInsert);
except
    on e:Exception do
2f\?We0      showmessage(pchar(e.Message ));
dXg&OO0F:C9v0 end;
vqP%A*zgxj0end;

procedure TThreadQuery.RunInsert;51Testing软件测试网 c7h0sB(^;EHw
var51Testing软件测试网P#~&n't5t
ds:Variant;
:Wj:?7Kb]rnyCLy0begin51Testing软件测试网xAyLR]o
try
Y2g:G*a` _0     ds:=CreateOleObject('sunbi.SunDatasource');
     ds.open('Northwind', 2);
L0S {rYUg0     ds.Execute(FInsertStr,-1);
'x(xz$s*\Wq0 except
uKZG'P} z/~0     on e:Exception do51Testing软件测试网3H'sfRrg:y^
      showmessage(pchar(e.Message ));
end;51Testing软件测试网/qK4ub5Bw\
end;51Testing软件测试网c|Wv/yh

Yuv.g:n0procedure TForm1.edtTimesKeyPress(Sender: TObject; var Key: Char);
%TTaPYgw-`0begin
if not (key in ['0'..'9',#8]) then 51Testing软件测试网.y#|Q)HZE0l
key:=#0

51Testing软件测试网+]5nOb7d,e/b
end;51Testing软件测试网y&Q(w/f ^

procedure TForm1.Button2Click(Sender: TObject);
R"_(` SU;sq#P3E5S@0var
"hX}1}Cc/K,z0 tmpObj:array of TThreadQuery;// TThreadQuery
i*F{,B(^8t0 i,aCount:integer;
\`n!U+E0Z@;Lc0begin

if edtTimes.Text ='0' then exit;51Testing软件测试网a!^ [I7u6V/N
try51Testing软件测试网 t'r-`&S'Y
    aCount:=StrtoInt(edtTimes.Text );
    SetLength(tmpObj,aCount );
    for i:=0 to aCount-1 do
    begin
2~8s(B nKH,p'X0       tmpObj[i]:= TThreadQuery.Create(memo1.Text);51Testing软件测试网0f4q9vvJs"M
       tmpObj[i].Execute ;
:[zcF9L+z3B0    end ;51Testing软件测试网UHAl4dp4CT
    Label5.Caption :=inttostr(aCount)+'条数据插入成功!';51Testing软件测试网d w+UBU4G2@
finally
    for i:=0 to aCount -1 do
g*V.D.t+\$M%K$OjQ0    begin
`&q3y%`c-OH1i0      if tmpObj[i]<>nil then
      begin
        tmpObj[i].Terminate;51Testing软件测试网n6W"K iN0v-Z
        tmpObj[i].Destroy ;
      end;
?s'dv&Yf7ce0    end;
l9bN^9B_+u"~n/d^!`0 end
oh&A)Psc J;oF0end;

procedure TForm1.Memo1Click(Sender: TObject);
Abk1qi}0begin
V4F,g*Mm1pKU:L1V0 Label5.Caption :='';
8T`-jo&E:hD0end;

5IrD.x*i0

bQsfW9IR0{ TThreadReflash }

:@#lTq*gdNG!G0constructor TThreadReflash.Create(aStr: String);51Testing软件测试网Ddf^ Gb\[
begin
FReflashObjStr :=aStr;51Testing软件测试网Fz:gq-y
inherited Create(True);
,f/P3G#r-c5dC'sBD0 FreeOnTerminate := False;
bB1n-Q%fU0end;

{4]+E.[P`0procedure TThreadReflash.Execute;
begin
try51Testing软件测试网3Pul7q_G`-A
    //inherited;51Testing软件测试网/~#c4^)xR i]
    Synchronize (RunReflash);
SY5[ [ZN.B!r0 except51Testing软件测试网t2vxnG`,r
    on e:Exception do
      showmessage(pchar(e.Message ));
end;

end;

procedure TThreadReflash.RunReflash;
N#X @HXkF.{q0var
$crb$\;Mb0 ds:Variant;
\i!]5X6j0begin
try
5K0`i2MuyB0    51Testing软件测试网8^x&ugOV
     ds:=CreateOleObject('sunbi.SunDataset');
L5@"}$HiY0     ds.open(FReflashObjStr ,false);
     ds.RefreshData(-1);51Testing软件测试网#]J0qdM5Z"F
except
h:Ih&vz&[0     on e:Exception do
L._[+l7];r0      showmessage(pchar(e.Message ));
-OO;O(O y3X+jOy0 end;

!p5z]2}#q_L0end;

procedure TForm1.Button4Click(Sender: TObject);
var51Testing软件测试网Am5B.U&~
tmpObj:array of TThreadReflash;// TThreadQuery
t8G nh4AA0 i,aCount:integer;
_*vVJpO6S,Qt@7v0begin

if edtReflash.Text ='0' then exit;
Q)QeM6}Lo"[S0 try
    aCount:=StrtoInt(edtReflash.Text );
2Ko.S4nf4ey~0    SetLength(tmpObj,aCount );51Testing软件测试网5D.@\O~#V!u
    for i:=0 to aCount-1 do
fIC tn0m8o[:k0    begin
       tmpObj[i]:= TThreadReflash.Create(edtPath.Text);
t\Jt'] lt0       tmpObj[i].Execute ;

    end ;
+~8Cs#|h0    Label7.Caption :=inttostr(aCount)+'条数据刷新成功!';
finally51Testing软件测试网+FfPKu
    for i:=0 to aCount -1 do
    begin
      if tmpObj[i]<>nil then51Testing软件测试网O*_9uw4c8j
      begin
,m%bMp B6h'}H0        tmpObj[i].Terminate;
        tmpObj[i].Destroy ;
J-s`+N/Fm*q0      end;51Testing软件测试网a9a-b4[5Ep!c
    end;
i2S!Fa:@R,n0 end

cCnUJ0](Qa3OyUW0end;

procedure TForm1.edtPathClick(Sender: TObject);
MEx MFu,p,U#L0X?[1g0begin
Label7.Caption :='';51Testing软件测试网1dgRCR2yR U
end;51Testing软件测试网l8dD'lXC

procedure TForm1.Button5Click(Sender: TObject);
3CU;L4A&L)@'h%hLG0begin
if LoginFar then form1.Caption :=edtUser.Text+'用户远程登录成功';51Testing软件测试网J9Nl^Cm6G8v
end;

)Kr:][k0end.51Testing软件测试网yZ Qr`#lC2d

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