myabout.pas

特别方便的工具程序

unit MyAbout;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, ExtCtrls, ShellAPI, ComCtrls;

type
  TAboutForm = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Image1: TImage;
    Button1: TButton;
    procedure Label4Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FmMouseEnter(var MSG); message CM_MouseEnter;
    procedure FmMouseLeave(var MSG); message CM_MouseLeave;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  AboutForm: TAboutForm;

implementation

{$R *.DFM}
uses XedUser;

procedure TAboutForm.Label4Click(Sender: TObject);
begin
  ShellExecute(Handle, nil, PChar('MailTo:' + Label4.Caption), nil, nil, SW_SHOWNORMAL);
end;

procedure TAboutForm.FormCreate(Sender: TObject);
begin
  Label2.Caption := '版本号：' + FileVersion(Application.ExeName);
  Label2.Update;
  Label4.Caption := UpperCase(Label4.Caption);
end;

procedure TAboutForm.FmMouseEnter(var MSG);
var
  M: TMessage;
begin
  M := TMessage(Msg);
  if M.LParam <> Longint(Label4) then Exit;
  Label4.Font.Color := clRed;
  Label4.Font.Style := [fsUnderline];
end;

procedure TAboutForm.FmMouseLeave(var MSG);
var
  M: TMessage;
begin
  M := TMessage(Msg);
  if M.LParam <> Longint(Label4) then Exit;
  Label4.Font.Color := clBlue;
  Label4.Font.Style := [];
end;

procedure TAboutForm.Button1Click(Sender: TObject);
begin
  Close;
end;

end.