unit1.pas

Delphi7应用编程150例 附书源码

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtDlgs, StdCtrls;

type
  TfrmMain = class(TForm)
    btnCursor: TButton;
    OpenDialog1: TOpenDialog;
    procedure btnCursorClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
    procedure WMSETCURSOR(var M:TWMSETCURSOR); message WM_SETCURSOR;
  public
    { Public declarations }
  end;

var
  frmMain: TfrmMain;
  MyCursor:HCURSOR;
implementation

{$R *.dfm}
{$R Cursor.res}

procedure TfrmMain.btnCursorClick(Sender: TObject);
begin
    if self.OpenDialog1.Execute then
    begin
        MyCursor:=LoadCursorFromFile(PAnsiChar(self.OpenDialog1.FileName));
    end;
end;

procedure TfrmMain.WMSETCURSOR(var M:TWMSETCURSOR);
begin
    SetCursor(MyCursor);
end;

procedure TfrmMain.FormCreate(Sender: TObject);
begin
    MyCursor:=LoadCursor(hInstance,'NEWCURSOR');
    //或MyCursor:=LoadCursor(hInstance,MAKEINTRESOURCE('NEWCURSOR'));
end;

end.