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//²âÊÔCSDN²©¿Í¶ÔDELPHI´úÂëµÄÖ§³Ö
program TEST;
uses
Forms,
Windows,
MainF in 'MainF.pas' {frmMain},
SplashF in 'SplashF.pas' {frmSplash},
mainDM in 'mainDM.pas' {dmMain: TDataModule},
LoginF in 'LoginF.pas' {frmLogin};
{$R *.RES}
var
frmMain: TfrmMain;
dmMain: TdmMain;
begin
Application.Initialize;
//ÏÔʾ·âÃæ
SplashF.Show;
try
//´´½¨ÐèÒªµÄ×ÊÔ´
Application.CreateForm(TdmMain, dmMain);
Application.CreateForm(TfrmMain, frmMain);
//...
finally
SplashF.Close;
end;
if LoginF.Login() then //ºô½ÐµÇ¼´°¿Ú
Application.Run;
end.
´Ëʱ£¬¿ÉÄÜÓõ½µÄÊý¾ÝÁ¬½ÓÒѾ½¨Á¢ÆðÀ´ÁË£¬µÇ¼¾Í¿ÉÒÔ½øÏµÍ³¡£
LoginF.pas
unit LoginF;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
ExtCtrls, StdCtrls, Buttons;
type
TfrmLogin = class(TForm)
pnl1: TPanel;
edUserName: TEdit;
lblUserName: TLabel;
edPasswd: TEdit;
lblPasswd: TLabel;
btnOK: TBitBtn;
btnCancel: TBitBtn;
procedure FormCreate(Sender: TObject);
procedure btnOKClick(Sender: TObject);
private
FTryTimes: Integer;
function CheckUserInfo(AUserName, APassword: string): Boolean;
public
end;
function Login: Boolean; //µÇ¼º¯Êý
implementation
{$R *.DFM}
function Login: Boolean;
begin
//¶¯Ì¬´´½¨µÇ¼´°¿Ú
with TfrmLogin.Create(nil) do
begin
//Ö»Óзµ»ØOKµÄʱºòÈÏΪµÇ¼³É¹¦
Result := ShowModal() = mrOk;
Free;
end;
end;
function TfrmLogin.CheckUserInfo(AUserName, APassword: string): Boolean;
begin
//ÑéÖ¤
Result := (AUserName = 'lihd' ) and (APassword = 'P@ssw0rd');
end;
procedure TfrmLogin.FormCreate(Sender: TObject);
begin
//³¢ÊԵǼµÄ´ÎÊý£¬³õʼ»¯Îª0
FTryTimes := 0;
end;
procedure TfrmLogin.btnOKClick
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ShowMessage(IntToStr(GetSystemMetrics(SM_CYSCREEN)-GetSystemMetrics(SM_CYFULLSCREEN)-GetSystemMetrics(SM_CYCAPTION)));
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function GetSystemTaskBarHeight:Integer;
var
R:TRect;
begin
SystemParametersInfo(SPI_GETWORKAREA,0,@R,0);
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use Filectrl;
procedure TForm1.Button1Click(Sender: TObject);
var
Dir: String;
begin
SelectDirectory('Select a directory', '', Dir);
ShowMessage(Dir);
end; ......