Har prøvede google, men fant ikke rigtig noget. (Kan være jeg også er utoldmodig.)
Men jeg har en kode her. Hvor jeg mangler at få save as (gem som.) og bare gem, og så lige font dialog til at virke, så er jeg tilfreds med den. Ind til videre. Da jeg ikke er typen der bare trykke kryds men først gemmer aligevel.

(Ja i tiden lukker den per automatik.)
I kan lige få koden, for nu har jeg prøvede mange ting. Benytter mig a MDI, og Aboutbox, ikke andet. Ud over det. (Main Form jo da.

)
Men her har i hvert fald Main Form, som jeg vil mene er den det skal laves i lige meget hvad.

Hygger hejsa. Kan nok først skrive svar senere i aften.
unit MAIN;
interface
uses Windows, SysUtils, Classes, Graphics, Forms, Controls, Menus,
StdCtrls, Dialogs, Buttons, Messages, ExtCtrls, ComCtrls, StdActns,
ActnList, ToolWin, ImgList;
type
TMainForm = class(TForm)
MainMenu1: TMainMenu;
File1: TMenuItem;
FileNewItem: TMenuItem;
FileOpenItem: TMenuItem;
FileCloseItem: TMenuItem;
Window1: TMenuItem;
Help1: TMenuItem;
N1: TMenuItem;
FileExitItem: TMenuItem;
WindowCascadeItem: TMenuItem;
WindowTileItem: TMenuItem;
WindowArrangeItem: TMenuItem;
HelpAboutItem: TMenuItem;
OpenDialog: TOpenDialog;
FileSaveItem: TMenuItem;
FileSaveAsItem: TMenuItem;
Edit1: TMenuItem;
CutItem: TMenuItem;
CopyItem: TMenuItem;
PasteItem: TMenuItem;
WindowMinimizeItem: TMenuItem;
StatusBar: TStatusBar;
ActionList1: TActionList;
EditCut1: TEditCut;
EditCopy1: TEditCopy;
EditPaste1: TEditPaste;
FileNew1: TAction;
FileSave1: TAction;
FileExit1: TAction;
FileOpen1: TAction;
FileSaveAs1: TAction;
WindowCascade1: TWindowCascade;
WindowTileHorizontal1: TWindowTileHorizontal;
WindowArrangeAll1: TWindowArrange;
WindowMinimizeAll1: TWindowMinimizeAll;
HelpAbout1: TAction;
FileClose1: TWindowClose;
WindowTileVertical1: TWindowTileVertical;
WindowTileItem2: TMenuItem;
ToolBar2: TToolBar;
ToolButton1: TToolButton;
ToolButton2: TToolButton;
ToolButton3: TToolButton;
ToolButton4: TToolButton;
ToolButton5: TToolButton;
ToolButton6: TToolButton;
ToolButton9: TToolButton;
ToolButton7: TToolButton;
ToolButton8: TToolButton;
ToolButton10: TToolButton;
ToolButton11: TToolButton;
ImageList1: TImageList;
N2: TMenuItem;
SkriftTyper1: TMenuItem;
SaveDialog1: TSaveDialog;
procedure FileNew1Execute(Sender: TObject);
procedure FileOpen1Execute(Sender: TObject);
procedure HelpAbout1Execute(Sender: TObject);
procedure FileExit1Execute(Sender: TObject);
procedure FileSaveAsItem1Click(Sender: TObject);
private
{ Private declarations }
procedure CreateMDIChild(const Name: string);
public
{ Public declarations }
end;
var
MainForm: TMainForm;
implementation
{$R *.dfm}
uses CHILDWIN, about;
procedure TMainForm.CreateMDIChild(const Name: string);
var
Child: TMDIChild;
begin
{ create a new MDI child window }
Child := TMDIChild.Create(Application);
Child.Caption := Name;
if FileExists(Name) then Child.Memo1.Lines.LoadFromFile(Name);
end;
procedure TMainForm.FileNew1Execute(Sender: TObject);
begin
CreateMDIChild('Ikke navngivet' + IntToStr(MDIChildCount + 1));
end;
procedure TMainForm.FileOpen1Execute(Sender: TObject);
begin
if OpenDialog.Execute then
CreateMDIChild(OpenDialog.FileName);
end;
procedure TMainForm.FileSaveAsItem1Click(Sender: TObject);
var
sFileName: string;
begin
if SaveDialog1.Execute then
begin
sFileName := SaveDialog1.FileName;
TMDIChild(MainForm.MDIChildren[0]).Memo1.Lines.SaveToFile(sFileName);
end; //if
end;
procedure TMainForm.HelpAbout1Execute(Sender: TObject);
begin
AboutBox.ShowModal;
end;
procedure TMainForm.FileExit1Execute(Sender: TObject);
begin
Close;
end;
end.