unit1.~pas

一个生成RES资源文件和调用此文件的小程序

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs,JPEG, ExtCtrls, StdCtrls;//加JPEG引用

type
  TForm1 = class(TForm)
    Button1: TButton;
    Image1: TImage;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
{$R 1.res}
{$R 2.res}
procedure TForm1.Button1Click(Sender: TObject);
begin
     image1.Picture.LoadFromFile('1.bmp') ;
  //Image1.Picture.Bitmap.LoadFromResourceName(HInstance, 'mybmp.bmp');
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
   image1.Picture.Bitmap.LoadFromResourceName(HInstance,'mybmp1');//这个地方应注意，用MSDEV打开资源文件和RC文件都是显示的这个名，没有后缀了。
end;
//用MSDEV打开RES文件可以看到一个是图片形式保存，一个是数字形式。

procedure TForm1.Button3Click(Sender: TObject);
var
  resstream:TResourceStream;
begin
  resstream:=TResourceStream.Create(HInstance,'mybmp2','bmptype');
  image1.Picture.Bitmap.LoadFromStream(resstream);
  resstream.Free ;
end;

procedure TForm1.Button4Click(Sender: TObject);
var
  stream1:TResourceStream;
begin
   stream1:=TResourceStream.Create(HInstance,'mybmp2','bmptype');
   stream1.SaveToFile('a.bmp'); //正常图像
   stream1.SaveToFile('a.txt'); //乱码
   stream1.Free ;
   image1.Picture.LoadFromFile('a.bmp');
   //不用后面的，就可以看到生成的a.bmp和a.txt
   if fileexists('a.bmp') then
      deletefile('a.bmp');
   if fileexists('a.txt') then
      deletefile('a.txt');
end;

end.