教育系统应用

开发平台：
Delphi

u1.pas：源码内容
							{****************************************************************** }
{              第一阶段-开篇立论阶段                                }
{                                                                   }
{****************************************************************** }
unit u1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls, Buttons, MPlayer, jpeg, Menus;
type
  TForm1 = class(TForm)
    Label1: TLabel;
    timer1: TTimer;
    gbZh: TGroupBox;
    lbZh: TLabel;
    gbF: TGroupBox;
    lbF: TLabel;
    sbtnFStart: TSpeedButton;
    ZhLeftTime: TLabel;
    FLeftTime: TLabel;
    Timer2: TTimer;
    lb: TLabel;
    Image1: TImage;
    sbtnZhStart: TSpeedButton;
    MainMenu1: TMainMenu;
    N1: TMenuItem;
    mmiZhColor: TMenuItem;
    mmiZhBackColor: TMenuItem;
    mmiFBackColor: TMenuItem;
    mmiFColor: TMenuItem;
    N6: TMenuItem;
    N7: TMenuItem;
    mmiExit: TMenuItem;
    ColorDlg: TColorDialog;
    procedure timer1Timer(Sender: TObject);
    procedure sbtnZhStartClick(Sender: TObject);
    procedure sbtnFStartClick(Sender: TObject);
    procedure Timer2Timer(Sender: TObject);
    procedure FormKeyPress(Sender: TObject; var Key: Char);
    procedure FormCreate(Sender: TObject);
    procedure mmiExitClick(Sender: TObject);
    procedure mmiZhColorClick(Sender: TObject);
    procedure mmiZhBackColorClick(Sender: TObject);
    procedure mmiFColorClick(Sender: TObject);
    procedure mmiFBackColorClick(Sender: TObject);
  private
    { Private declarations }
     it :integer;
  public
    { Public declarations }
  end;
var
  Form1: TForm1;
implementation
uses
  uMain;
const
  TM:integer=1800;
 // TM:integer=35;
{$R *.dfm}
{正方计时}
procedure TForm1.timer1Timer(Sender: TObject);
begin
  ZhleftTime.Caption:=IntToTime(it);
  if it=300 then
  begin
    beep1;
  end;
  if it=0 then
  begin
   uMain.beep2;
  end;
  it:=it-1;
  
end;
{反方计时}
procedure TForm1.sbtnZhStartClick(Sender: TObject);
begin
   case    sbtnZhStart.Tag of
     0:
     begin
       sbtnZhStart.Caption:='停止计时';
       lb.Caption:='正 方 计 时 中';
       lb.Font:=sbtnZhStart.Font;
       it:=TM;
       timer1.Enabled:=True;
       sbtnZhStart.Tag:=1;
     end;
    1:
     begin
       timer1.Enabled:=False;
       sbtnZhStart.Enabled:=False;
       sbtnFStart.Enabled:=True;
         lb.Caption:='';
     end;
  end;
end;
procedure TForm1.sbtnFStartClick(Sender: TObject);
begin
  case sbtnFStart.Tag of
    0:
     begin
       sbtnFStart.Caption:='停止计时';
       lb.Caption:='反 方 计 时 中';
       lb.Font:=sbtnFStart.Font;
       timer2.Enabled:=True;
       it:=TM;
       sbtnFStart.Tag:=1;
     end;
    1:
     begin
        timer2.Enabled:=False;
        sbtnFStart.Enabled:=False;
        lb.Caption:='';
     end;
  end;
end;
procedure TForm1.Timer2Timer(Sender: TObject);
begin
  FleftTime.Caption:=IntToTime(it);
 // FleftTime.Caption:=IntToStr(it)+'秒';
//  if it=30 then
 // begin
 //   beep;
 // end;
   if it=300 then
  begin
    beep1;
  end;
  if it=0 then
  begin
   uMain.beep2;
  end;
  it:=it-1;
end;
//////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////
////   按  Q 或 q 键 关闭窗体
//
////////////////////////////////////////////////////////////
procedure TForm1.FormKeyPress(Sender: TObject; var Key: Char);
begin
  if (Key=#113) or (Key=#81) then
    Close;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
  it:=1800;
  lbZh.Font.Color:=uMain.ZhFontColor;
  ZhLeftTime.Font.Color:= uMain.ZhFontColor;
  lbF.Font.Color:=uMain.FFontColor;
  FLeftTime.Font.Color:= uMain.FFontColor;
  gbZh.Color:=uMain.ZhBackgroundColor;
  gbF.Color:=uMain.FBackgroundColor;
end;
procedure TForm1.mmiExitClick(Sender: TObject);
begin
  Close;
end;
procedure TForm1.mmiZhColorClick(Sender: TObject);
begin
  if ColorDlg.Execute then
  begin
    uMain.ZhFontColor:= ColorDlg.Color;
    lbZh.Font.Color:=uMain.ZhFontColor;
    ZhLeftTime.Font.Color:= uMain.ZhFontColor;
  end;
end;
procedure TForm1.mmiZhBackColorClick(Sender: TObject);
begin
   if ColorDlg.Execute then
   begin
     uMain.ZhBackgroundColor:= ColorDlg.Color;
      gbZh.Color:=uMain.ZhBackgroundColor;
   end;
end;
procedure TForm1.mmiFColorClick(Sender: TObject);
begin
   if ColorDlg.Execute then
   begin
     uMain.FFontColor:= ColorDlg.Color;
     lbF.Font.Color:=uMain.FFontColor;
     FLeftTime.Font.Color:= uMain.FFontColor;
   end;
end;
procedure TForm1.mmiFBackColorClick(Sender: TObject);
begin
   if ColorDlg.Execute then
   begin
    uMain.FBackgroundColor:= ColorDlg.Color;
    gbF.Color:=uMain.FBackgroundColor;
   end;
end;
end.

						