peerrecipeform.pas

一个老外写的P2P例子...有点简单

unit PeerRecipeForm;

interface

uses
  SysUtils, Classes, Forms, IdHTTPWebBrokerBridge, InvokeRegistry, Rio,
  SOAPHTTPClient, Controls, StdCtrls, Spin, ExtCtrls;

type
  TForm1 = class(TForm)
    localport: TSpinEdit;
    listen: TCheckBox;
    remotehost: TEdit;
    Bevel1: TBevel;
    Button1: TButton;
    localaddr: TEdit;
    Button2: TButton;
    search: TEdit;
    recipe: TMemo;
    Button3: TButton;
    Button4: TButton;
    procedure listenClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
    FWebBrokerBridge: TIdHTTPWebBrokerBridge;
    function GetLocalURL: String;
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses
  SockApp, PeerRecipeIntf, PeerRecipeWebMod, PeerRecipeSoapDM,
  IPeerRecipeClient, Helpers;

{$R *.dfm}

const
  cURL = 'http://%s:%d/soap/IPeerRecipe';

procedure TForm1.listenClick(Sender: TObject);
begin
  if listen.Checked then
  begin
    FWebBrokerBridge.DefaultPort := localport.Value;
    FWebBrokerBridge.Active := True;
  end else begin
    FWebBrokerBridge.Active := False;
    FWebBrokerBridge.Bindings.Clear;
  end;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  FWebBrokerBridge := TIdHTTPWebBrokerBridge.Create(nil);
  FWebBrokerBridge.RegisterWebModuleClass(TPeerRecipeWM);
  FWebBrokerBridge.DefaultPort := 1024;
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
  FWebBrokerBridge.Active := False;
  FreeAndNil(FWebBrokerBridge);
end;

procedure TForm1.Button1Click(Sender: TObject);
var
  Peer: IPeerRecipe;
begin
  Peer := GetIPeerRecipe(remotehost.Text);
  Peer.Connect(GetLocalURL);
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  GetIPeerRecipe(remotehost.Text).FindRecipe(1,GetLocalURL,'',search.Text);
end;

function TForm1.GetLocalURL: String;
begin
 result := format(cURL, [localaddr.Text,localport.Value]);
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
  recipe.Lines.LoadFromFile(cRecipes);
end;

procedure TForm1.Button4Click(Sender: TObject);
begin
  recipe.Lines.SaveToFile(cRecipes);
end;

end.