fclientdemomain.pas

delphi多层应用系统 delphi多层应用系统

unit fClientDemoMain;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  Db, DBClient, MConnect, Mask, DBCtrls, StdCtrls, DBCGrids, ExtCtrls;

type
  TForm2 = class(TForm)
    DBNavigator1: TDBNavigator;
    Edit1: TEdit;
    Button1: TButton;
    DBCtrlGrid1: TDBCtrlGrid;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Label10: TLabel;
    Label11: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    DBEdit4: TDBEdit;
    DBEdit5: TDBEdit;
    DBEdit6: TDBEdit;
    DBEdit7: TDBEdit;
    DBEdit8: TDBEdit;
    DBEdit9: TDBEdit;
    DBEdit10: TDBEdit;
    DBEdit11: TDBEdit;
    DCOMConnection1: TDCOMConnection;
    ClientDataSet1: TClientDataSet;
    ClientDataSet1CustNo: TFloatField;
    ClientDataSet1Company: TStringField;
    ClientDataSet1City: TStringField;
    ClientDataSet1Country: TStringField;
    ClientDataSet1OrderNo: TFloatField;
    ClientDataSet1AmountPaid: TCurrencyField;
    ClientDataSet1LastName: TStringField;
    ClientDataSet1FirstName: TStringField;
    ClientDataSet1Salary: TFloatField;
    ClientDataSet1HireDate: TDateTimeField;
    ClientDataSet1PhoneExt: TStringField;
    DataSource1: TDataSource;
    procedure Button1Click(Sender: TObject);
    procedure ClientDataSet1AfterPost(DataSet: TDataSet);
    procedure ClientDataSet1ReconcileError(DataSet: TClientDataSet;
      E: EReconcileError; UpdateKind: TUpdateKind;
      var Action: TReconcileAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

{$R *.DFM}

procedure TForm2.ClientDataSet1AfterPost(DataSet: TDataSet);
begin
  Edit1.Text := IntToStr(ClientDataSet1.ChangeCount);
end;

procedure TForm2.Button1Click(Sender: TObject);
begin
  ClientDataSet1.ApplyUpdates(0);
  Edit1.Text := '0';
end;

procedure TForm2.ClientDataSet1ReconcileError(DataSet: TClientDataSet;
  E: EReconcileError; UpdateKind: TUpdateKind;
  var Action: TReconcileAction);
begin
  ShowMessage(e.Context);
  ShowMessage(e.Message);
end;

end.