unit2.pas

通过一个界面实例

unit Unit2;

interface

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

type
  TForm2 = class(TForm)
    Panel1: TPanel;
    ProgressBar1: TProgressBar;
    Timer1: TTimer;
    Label1: TLabel;
    Panel2: TPanel;
    GroupBox1: TGroupBox;
    Image1: TImage;
    Label2: TLabel;
    Edit1: TEdit;
    Label3: TLabel;
    Edit2: TEdit;
    GroupBox2: TGroupBox;
    Label4: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Label10: TLabel;
    Label11: TLabel;
    Label12: TLabel;
    Label13: TLabel;
    Label14: TLabel;
    Label5: TLabel;
    Button1: TButton;
    Button2: TButton;
    procedure Timer1Timer(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

uses Unit1, Unit3;

{$R *.dfm}

procedure TForm2.Timer1Timer(Sender: TObject);
begin
  if form2.ProgressBar1.Position=0 then
  begin
    form2.Label1.Caption:='正在加载系统.....';
  end;
  form2.ProgressBar1.StepBy(1);
  if form2.ProgressBar1.Position=form2.ProgressBar1.Max then
  begin
    Application.CreateForm(TForm3, Form3);
    form3.Show;
    timer1.Enabled:=false;
    form2.Hide;
  end;
  if form2.ProgressBar1.Position=round(form2.ProgressBar1.Max/2) then
  begin
    form2.Label1.Caption:='正在合成试卷.....';
  end;
  if form2.ProgressBar1.Position=round(form2.ProgressBar1.Max/3) then
  begin
    form2.Label1.Caption:='正在生成试题.....';
  end;
  if form2.ProgressBar1.Position=round(form2.ProgressBar1.Max/5) then
  begin
    form2.Label1.Caption:='正在筛选题库.....';
  end;
end;

procedure TForm2.Button1Click(Sender: TObject);
begin
  form2.ProgressBar1.InitiateAction;
  timer1.Enabled:=true;
end;

end.