DELPHI8操作符重载的实例

时间:2010-02-11 14:08:58  来源:第二电脑网  作者:第二电脑网

  第二电脑网导读:ows.Forms.Form)  {$REGION 'Designer Managed Code'}  strict private    /// <summary>    /// Required designer variable.    /// </summary>    Components: System.ComponentModel.Container;   &nbs...
  正文:unit WinForm;

interface

uses
  System.Drawing, System.Collections, System.ComponentModel,
  System.Windows.Forms, System.Data;

type
  TWinForm = class(System.Windows.Forms.Form)
  {$REGION 'Designer Managed Code'}
  strict private
    /// <summary>
    /// Required designer variable.
    /// </summary>
    Components: System.ComponentModel.Container;
    Button1: System.Windows.Forms.Button;
    /// <summary>
    /// Required method for Designer support - do not modify
    /// the contents of this method with the code editor.
    /// </summary>
    procedure InitializeComponent;
    procedure Button1_Click(sender: System.Object; e: System.EventArgs);
  {$ENDREGION}
  strict protected
    /// <summary>/*www.002pc.com*/
    /// Clean up any resources being used.
    /// </summary>
    procedure Dispose(Disposing: Boolean); override;
  private
    { Private Declarations }
  public
    constructor Create;
  end;

  //写成类也可以,这里我用了记录。由于记录是值类型省去了创建实例的麻烦
  TClassTest=record
  public
    FA:Integer;
    //重载了“+”操作符
    class operator add(A,B:TClassTest):TClassTest;
  end;

  [assembly: RuntimeRequiredAttribute(TypeOf(TWinForm))]

implementation

{$REGION 'Windows Form Designer generated code'}
/// <summary>
/// Required method for Designer support -- do not modify
/// the contents of this method with the code editor.
/// </summary>
procedure TWinForm.InitializeComponent;
begin
  Self.Button1 := System.Windows.Forms.Button.Create;
  Self.SuspendLayout;
  //
  // Button1
  //
  Self.Button1.Location := System.Drawing.Point.Create(96, 88);
  Self.Button1.Name := 'Button1';
  Self.Button1.Size := System.Drawing.Size.Create(392, 112);
  Self.Button1.TabIndex := 0;
  Self.Button1.Text := 'Button1';
  Include(Self.Button1.Click, Self.Button1_Click);
  //
  // TWinForm
  //
  Self.AutoScaleBaseSize := System.Drawing.Size.Create(6, 14);
  Self.ClientSize := System.Drawing.Size.Create(560, 357);
  Self.Controls.Add(Self.Button1);
  Self.Name := 'TWinForm';
  Self.Text := 'WinForm';
  Self.ResumeLayout(False);
end;
{$ENDREGION}

procedure TWinForm.Dispose(Disposing: Boolean);
begin
  if Disposing then
  begin
    if Components <> nil then
      Components.Dispose();
  end;
  inherited Dispose(Disposing);
end;

constructor TWinForm.Create;
begin
  inherited Create;
  //
  // Required for Windows Form Designer support
  //
  InitializeComponent;
  //
  // TODO: Add any constructor code after InitializeComponent call
  //
end;

procedure TWinForm.Button1_Click(sender: System.Object; e: System.EventArgs); 《DELPHI8操作符重载的实例》由第二电脑网原创提供,转载请注明:http://www.002pc.com/master/College/Language/Delphi/12839.html


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