Delphi7 安装ICS,与简单使用

官网 http://www.overbyte.be/

下载 OverbyteIcsV816 完成后解压到E:\Delphi7\OverbyteIcsV816\

1、在library里加入E:\Delphi7\OverbyteIcsV816\Source目录。
2、从File->Open中打开E:\Delphi7\OverbyteIcsV816\Install\D7Install.bpg文件。(文件名在其它Delphi版本略有不同)
3、在项目管理器中，右键OverbyteIcsD7Design.bpl选择Build和Install---要把BPL输出目录也加入 1、在library里
64位系统
4、将D:\软件\Delphi777777\bpl\OverbyteIcsD7Design.bpl
       D:\软件\Delphi777777\bpl\OverbyteIcsD7Run.bpl
拷贝到 C:\Windows\SysWOW64下

5、E:\Delphi7\OverbyteIcsV816\Packages\OverbyteIcsD7Design.dpk可视化组件

就安装完成了！

uses  OverbyteIcsHttpProt;
//单个网址,返回网页源代码
function HttpGet(const Url: string; var Html: string): Boolean;
var
HttpClient: THttpCli;
DataLen: Int64;
FailMsg: string;
begin
Result := False;
HttpClient := THttpCli.Create(nil);
HttpClient.URL := Url;
HttpClient.NoCache := True;
HttpClient.RcvdStream := TMemoryStream.Create;
try
try
HttpClient.Get;
DataLen := HttpClient.RcvdStream.Size;
SetLength(Html, DataLen);
HttpClient.RcvdStream.Position := 0;
HttpClient.RcvdStream.Read(PChar(Html)^, DataLen);
Result := True;
except
on E: EHttpException do
begin
FailMsg := Format('Failed : %d %s',
[HttpClient.StatusCode, HttpClient.ReasonPhrase]);
end else
raise;
end;
finally
HttpClient.RcvdStream.Free;
HttpClient.RcvdStream := nil;
HttpClient.Free;
end;
end;

uses  OverbyteIcsHttpProt;
//用一个THttpCli访问多个网址,以节省资源,返回网页源代码

procedure TForm1.Button1Click(Sender: TObject);var aURL,aHtml:string;

i:Integer;
var  HttpClient:THttpCli;
DataLen: Int64;
var
StartTime: Longword;
Duration: integer;

begin
i:=1;
HttpClient := THttpCli.Create(nil);
HttpClient.NoCache := True;
StartTime := GetTickCount;
while i<1100 do begin
//    aURL:= 'http://chengyu.t086.com/cy0/'+inttostr(i)+'.html';
aURL:='http://chengyu.t086.com/cy0/'+inttostr(i)+'.html';
HttpClient.URL := aURL;
HttpClient.RcvdStream := TMemoryStream.Create;
try
HttpClient.Get;
DataLen := HttpClient.RcvdStream.Size;
SetLength(aHtml, DataLen);
HttpClient.RcvdStream.Position := 0;
HttpClient.RcvdStream.Read(PChar(aHtml)^, DataLen);

ParserHtmlSaveToSQlite(aHtml);
Memo1.Lines.Add(aURL);
Button1.Caption:=IntToStr(i);

HttpClient.RcvdStream.Free;
HttpClient.RcvdStream := nil;
i:=i+1;

except
HttpClient.RcvdStream.Free;
HttpClient.RcvdStream := nil;
i:=i+1;
end;
end;
Duration := GetTickCount - StartTime;
Label1.Caption := IntToStr(Duration div 1000) + ' 秒';
HttpClient.Free;
end;

uses  OverbyteIcsHttpProt;

//读取网页上的多张图片,并保存在 程序文件夹内
procedure TForm1.Button1Click(Sender: TObject);
var aURL,aHtml:string;
i:Integer;
var
HttpClient: THttpCli;
DataLen: Int64;
var
StartTime: Longword;
Duration: integer;

begin
i:=1;

HttpClient := THttpCli.Create(nil);
HttpClient.NoCache := True;
StartTime := GetTickCount;
while i<59 do begin

aURL:='http://img1.mm131.com/pic/2408/'+inttostr(i)+'.jpg';
HttpClient.URL := aURL;
//  HttpClient.RcvdStream := TMemoryStream.Create;
HttpClient.RcvdStream := TFileStream.Create(inttostr(i)+'.jpg', fmCreate);
try
HttpClient.Get;
Memo1.Lines.Add(aURL);
Button1.Caption:=IntToStr(i);

HttpClient.RcvdStream.Free;
HttpClient.RcvdStream := nil;
i:=i+1;

except
HttpClient.RcvdStream.Free;
HttpClient.RcvdStream := nil;
i:=i+1;
end;

end;
Duration := GetTickCount - StartTime;
Label1.Caption := IntToStr(Duration div 1000) + ' 秒';
HttpClient.Free;

end;

 运行程序下载

转载于:https://www.cnblogs.com/tulater/p/6155387.html

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