unit1.pas

来自「本光盘是《Delphi 7应用教程》一书的配套光盘」· PAS 代码 · 共 77 行

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Edit1: TEdit;
    Edit2: TEdit;
    CheckBox1: TCheckBox;
    CheckBox2: TCheckBox;
    RadioGroup1: TRadioGroup;
    RadioGroup2: TRadioGroup;
    RadioGroup3: TRadioGroup;
    Button1: TButton;
    Button2: TButton;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
  CheckBox1.Checked :=True;//选中复选框1
  RadioGroup1.ItemIndex :=0;//选中宋体
  RadioGroup2.ItemIndex :=0;//选中12
  RadioGroup3.ItemIndex :=0;//选中颜色
  Edit1.Font.Name:='宋体';
  Edit1.Font.Size :=12;
  Edit1.Font.Color:=clred;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  if   CheckBox1.Checked =true then  //如果CheckBox1选中,则设置Edit1中显示文本的格式
     begin
         Edit1.Font.Name:=RadioGroup1.Items[RadioGroup1.ItemIndex];//设置字体
         Edit1.Font.Size:=strtoint(RadioGroup2.Items[RadioGroup2.ItemIndex]);//设置字的大小
         case    RadioGroup3.ItemIndex of//设置颜色
           0:  Edit1.Font.Color :=clRed;
           1:  Edit1.Font.Color :=clBlue;
           2:  Edit1.Font.Color :=clBlue;
         end;
     end;
  if   CheckBox2.Checked =true then  //如果CheckBox2选中,则设置Edit2中显示文本的格式
     begin
         Edit2.Font.Name:=RadioGroup1.Items[RadioGroup1.ItemIndex];//设置字体
         Edit2.Font.Size:=strtoint(RadioGroup2.Items[RadioGroup2.ItemIndex]);//设置字的大小
         case    RadioGroup3.ItemIndex of//设置颜色
           0:  Edit2.Font.Color :=clRed;
           1:  Edit2.Font.Color :=clBlue;
           2:  Edit2.Font.Color :=clBlue;
         end;
     end;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Application.Terminate ;  //退出
end;

end.