Позиционирование TSaveDialog

Вариант 1:

Author: Александр (Rouse_) Багель

Source: https://forum.sources.ru

unit Unit1;

interface

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

type
  TMySaveDialog = class(TSaveDialog)
  protected
    procedure WndProc(var Message: TMessage); override;
  end;

  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TMySaveDialog.WndProc(var Message: TMessage);
const
  X = 10;
  Y = 30;
begin
  with Message do
  begin
    if ((Msg = WM_NOTIFY) and (POFNotify(LParam)^.hdr.code = CDN_INITDONE)) or
       ((Msg = WM_UPDATEUISTATE) and (WParamLo = UIS_SET)) then
    begin
      if Owner is TForm then
        SetWindowPos(GetParent(Handle), HWND_TOP, X, Y, 0, 0, SWP_NOSIZE);
    end
    else
      inherited;
  end
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  TMySaveDialog.Create(Self).Execute;
end;

end.

Вариант 2:

Author: Krid

Source: https://forum.sources.ru

unit Unit1;


interface

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

type
  TForm1 = class(TForm)
    SaveDialog1: TSaveDialog;
    Button1: TButton;
    procedure SaveDialog1Show(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public

  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

{ TForm1 }


function NewSaveDlgProc(wnd:HWND; uMsg:DWORD; wParam:Integer; lParam:integer):integer; stdcall;
begin
 if uMsg=WM_SHOWWINDOW then MoveWindow(wnd, 10, 30, 500, 100, True) ;
 result:=CallWindowProc(Pointer(GetWindowLong(wnd,GWL_USERDATA)),wnd,uMsg,wParam,lParam)
end;

procedure TForm1.SaveDialog1Show(Sender: TObject);
begin
  SetWindowLong(GetParent(SaveDialog1.Handle),GWL_USERDATA,
     SetWindowLong(GetParent(SaveDialog1.Handle),DWL_DLGPROC,DWORD(@NewSaveDlgProc)));
end;


procedure TForm1.Button1Click(Sender: TObject);
begin
 SaveDialog1.Execute
end;

end.