unit1.pas

记事本完美功能的源码

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    MainMenu1: TMainMenu;
    N1: TMenuItem;
    N2: TMenuItem;
    N3: TMenuItem;
    N4: TMenuItem;
    N5: TMenuItem;
    N6: TMenuItem;
    N7: TMenuItem;
    N8: TMenuItem;
    N9: TMenuItem;
    N11: TMenuItem;
    N12: TMenuItem;
    N13: TMenuItem;
    N14: TMenuItem;
    N16: TMenuItem;
    N17: TMenuItem;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    SpeedButton3: TSpeedButton;
    SpeedButton4: TSpeedButton;
    SpeedButton5: TSpeedButton;
    SpeedButton6: TSpeedButton;
    SpeedButton7: TSpeedButton;
    SpeedButton8: TSpeedButton;
    OpenDialog1: TOpenDialog;
    SaveDialog1: TSaveDialog;
    FontDialog1: TFontDialog;
    PrintDialog1: TPrintDialog;
    RichEdit1: TRichEdit;
    ColorDialog1: TColorDialog;
    N10: TMenuItem;
    procedure SpeedButton3Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure SpeedButton5Click(Sender: TObject);
    procedure SpeedButton6Click(Sender: TObject);
    procedure SpeedButton7Click(Sender: TObject);
    procedure SpeedButton8Click(Sender: TObject);
    procedure N9Click(Sender: TObject);
    procedure N10Click(Sender: TObject);
    procedure N11Click(Sender: TObject);
    procedure N8Click(Sender: TObject);
   
    
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  s:string;

implementation

{$R *.dfm}

procedure TForm1.SpeedButton3Click(Sender: TObject);
begin

if s<>'未标题' then
   begin
   richedit1.Lines.SaveToFile(s);
   richedit1.Modified:=false;
   end
   else if  savedialog1.Execute=true then
   begin
   richedit1.Lines.SaveToFile(s);
   s:=savedialog1.FileName;
   form1.Caption:='文本编辑器-'+s;
   richedit1.Modified:=false;
   end;
end;

procedure TForm1.SpeedButton2Click(Sender: TObject);
begin
if richedit1.Modified and
   (messagedlg('文件已改动,是否需要保存?',mtinformation,[mbok,mbcancel],0)=1)
   then speedbutton3.Click;
if opendialog1.Execute=true then
begin
s:=opendialog1.FileName;
form1.Caption:='文本编辑器-'+s;
richedit1.Lines.LoadFromFile(s);
end;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
richedit1.Lines.Clear;
s:='未标题';
form1.Caption:='文本编辑器-'+s;
end;

procedure TForm1.SpeedButton1Click(Sender: TObject);
begin
if richedit1.Modified and
   (messagedlg('文件已改动,是否需要保存?',mtinformation,[mbok,mbcancel],0)=1)
   then speedbutton3.Click;
richedit1.Lines.Clear;
s:='未标题';
form1.Caption:='文本编辑器-'+s;
end;

procedure TForm1.SpeedButton4Click(Sender: TObject);
begin
if richedit1.SelLength>0 then
    richedit1.CutToClipboard;
end;

procedure TForm1.SpeedButton5Click(Sender: TObject);
begin
if richedit1.SelLength>0 then
    richedit1.copyToClipboard;
end;

procedure TForm1.SpeedButton6Click(Sender: TObject);
begin
  richedit1.PasteFromClipboard;
end;

procedure TForm1.SpeedButton7Click(Sender: TObject);
begin
if fontdialog1.Execute=true then
  begin
    if richedit1.SelLength>0 then
     richedit1.SelAttributes.Assign(fontdialog1.font)
    else
     richedit1.Font.Assign(fontdialog1.font);
  end;
  richedit1.SetFocus;
end;

procedure TForm1.SpeedButton8Click(Sender: TObject);
begin
//printdialog1.Execute;
end;

procedure TForm1.N9Click(Sender: TObject);
begin
close;
end;

procedure TForm1.N10Click(Sender: TObject);

begin
if colordialog1.Execute=true then
    if richedit1.SelLength>0 then
    // richedit1.SelAttributes.Assign(colordialog1);
   //c:=;
   richedit1.SelAttributes.Color:=colordialog1.Color
     else
    richedit1.font.Color:=colordialog1.Color;


end;

procedure TForm1.N11Click(Sender: TObject);
begin
richedit1.Undo;
end;

procedure TForm1.N8Click(Sender: TObject);
begin
printdialog1.Execute;
end;

end.