CentrED

(*

 * CDDL HEADER START

 *

 * The contents of this file are subject to the terms of the

 * Common Development and Distribution License, Version 1.0 only

 * (the "License").  You may not use this file except in compliance

 * with the License.

 *

 * You can obtain a copy of the license at

 * http://www.opensource.org/licenses/cddl1.php.

 * See the License for the specific language governing permissions

 * and limitations under the License.

 *

 * When distributing Covered Code, include this CDDL HEADER in each

 * file and include the License file at

 * http://www.opensource.org/licenses/cddl1.php.  If applicable,

 * add the following below this CDDL HEADER, with the fields enclosed

 * by brackets "[]" replaced with your own identifying * information:

 *      Portions Copyright [yyyy] [name of copyright owner]

 *

 * CDDL HEADER END

 *

 *

 *      Portions Copyright 2007 Andreas Schneider

 *)

unit UfrmVirtualLayer;

{$mode objfpc}{$H+}

interface

uses

  Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs, LCLIntf,

  LMessages, StdCtrls, Spin, ComCtrls;

type

  { TfrmVirtualLayer }

  TfrmVirtualLayer = class(TForm)

    cbShowLayer: TCheckBox;

    seZ: TSpinEdit;

    tbZ: TTrackBar;

    procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);

    procedure FormDeactivate(Sender: TObject);

    procedure seZChange(Sender: TObject);

    procedure tbZChange(Sender: TObject);

  protected

    procedure MouseLeave(var msg: TLMessage); message CM_MouseLeave;

  public

    { public declarations }

  end; 

var

  frmVirtualLayer: TfrmVirtualLayer;

implementation

{ TfrmVirtualLayer }

procedure TfrmVirtualLayer.FormClose(Sender: TObject;

  var CloseAction: TCloseAction);

begin

  CloseAction := caHide;

end;

procedure TfrmVirtualLayer.FormDeactivate(Sender: TObject);

begin

  Close;

end;

procedure TfrmVirtualLayer.seZChange(Sender: TObject);

begin

  tbZ.Position := seZ.Value;

end;

procedure TfrmVirtualLayer.tbZChange(Sender: TObject);

begin

  seZ.Value := tbZ.Position;

end;

procedure TfrmVirtualLayer.MouseLeave(var msg: TLMessage);

begin

  if not PtInRect(ClientRect, ScreenToClient(Mouse.CursorPos)) then

    Close;

end;

initialization

  {$I UfrmVirtualLayer.lrs}

end.