winform.pas.~4~

Delphi 2005程序设计教程_实例源文件和教学课件

unit WinForm;

interface

uses
  System.Drawing, System.Collections, System.ComponentModel,
  System.Windows.Forms, System.Data,System.Drawing.Drawing2D;

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

  [assembly: RuntimeRequiredAttribute(TypeOf(TWinForm))]

implementation

{$AUTOBOX ON}

{$REGION 'Windows Form Designer generated code'}
/// <summary>
/// Required method for Designer support -- do not modify
/// the contents of this method with the code editor.
/// </summary>
procedure TWinForm.InitializeComponent;
begin
  // 
  // TWinForm
  // 
  Self.AutoScaleBaseSize := System.Drawing.Size.Create(6, 14);
  Self.ClientSize := System.Drawing.Size.Create(464, 309);
  Self.Name := 'TWinForm';
  Self.Text := 'WinForm';
  Include(Self.Click, Self.TWinForm_Click);
end;
{$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.TWinForm_Click(sender: System.Object; e: System.EventArgs);
var
  p:Pen;
  g:Graphics;
  b:Brush;
begin
  g:=Self.CreateGraphics;
  g.Clear(Color.White);
  p:=Pen.create(Color.Red,3);
  g.DrawLine(p,10,10,10,120);
  p:=Pen.Create(Color.Blue ,5);
  g.DrawRectangle(p,20,10,70,100);
  p:=Pen.Create(Color.Yellow ,3);
  g.DrawEllipse(p,100,10,130,80);
  b:=SolidBrush.Create(Color.Orange);
  g.FillRectangle(b,10,130,70,100);
  b:=HatchBrush.Create(HatchStyle.Cross,Color.Yellow ,Color.Red);
  g.FillEllipse(b,150,90,130,100);
end;


end.