Componentes.Terceros.jvcl/official/3.32/run/JvAppAnimatedIcon.pas

144 lines
3.8 KiB
ObjectPascal

{-----------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License
Version 1.1 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/MPL-1.1.html
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
the specific language governing rights and limitations under the License.
The Original Code is: JvAppAnimatedIcon.PAS, released on 2001-02-28.
The Initial Developer of the Original Code is Sébastien Buysse [sbuysse att buypin dott com]
Portions created by Sébastien Buysse are Copyright (C) 2001 Sébastien Buysse.
All Rights Reserved.
Contributor(s): Michael Beck [mbeck att bigfoot dott com].
You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
located at http://jvcl.sourceforge.net
Known Issues:
-----------------------------------------------------------------------------}
// $Id: JvAppAnimatedIcon.pas 10612 2006-05-19 19:04:09Z jfudickar $
unit JvAppAnimatedIcon;
{$I jvcl.inc}
interface
uses
{$IFDEF UNITVERSIONING}
JclUnitVersioning,
{$ENDIF UNITVERSIONING}
Classes, Controls, ExtCtrls, Graphics, ImgList,
JvComponentBase;
type
TJvAppAnimatedIcon = class(TJvComponent)
private
FActive: Boolean;
FDelay: Cardinal;
FIcons: TImageList;
FTimer: TTimer;
FNumber: Integer;
procedure SetActive(const Value: Boolean);
procedure SetDelay(const Value: Cardinal);
procedure SetIcons(const Value: TImageList);
procedure Animate(Sender: TObject);
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
published
property Active: Boolean read FActive write SetActive default False;
property Delay: Cardinal read FDelay write SetDelay default 100;
property Icons: TImageList read FIcons write SetIcons;
end;
{$IFDEF UNITVERSIONING}
const
UnitVersioning: TUnitVersionInfo = (
RCSfile: '$URL: https://jvcl.svn.sourceforge.net/svnroot/jvcl/tags/JVCL3_32/run/JvAppAnimatedIcon.pas $';
Revision: '$Revision: 10612 $';
Date: '$Date: 2006-05-19 21:04:09 +0200 (ven., 19 mai 2006) $';
LogPath: 'JVCL\run'
);
{$ENDIF UNITVERSIONING}
implementation
uses
Forms;
constructor TJvAppAnimatedIcon.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
FActive := False;
FDelay := 100;
FNumber := 0;
FTimer := TTimer.Create(Self);
FTimer.OnTimer := Animate;
FTimer.Interval := FDelay;
FTimer.Enabled := FActive;
end;
destructor TJvAppAnimatedIcon.Destroy;
begin
FTimer.Free;
inherited Destroy;
end;
procedure TJvAppAnimatedIcon.Animate(Sender: TObject);
{$IFDEF VisualCLX}
var
TmpBmp: TBitmap;
{$ENDIF VisualCLX}
begin
if (Icons <> nil) and (Icons.Count <> 0) then
begin
FNumber := (FNumber + 1) mod Icons.Count;
{$IFDEF VCL}
Icons.GetIcon(FNumber, Application.Icon);
{$ENDIF VCL}
{$IFDEF VisualCLX}
TmpBmp := TBitmap.Create;
try
Icons.GetBitmap(FNumber, TmpBmp);
Application.Icon.Assign(TmpBmp);
finally
TmpBmp.Free;
end;
{$ENDIF VisualCLX}
end;
end;
procedure TJvAppAnimatedIcon.SetActive(const Value: Boolean);
begin
FActive := Value;
FTimer.Enabled := FActive;
end;
procedure TJvAppAnimatedIcon.SetDelay(const Value: Cardinal);
begin
FDelay := Value;
FTimer.Interval := FDelay;
end;
procedure TJvAppAnimatedIcon.SetIcons(const Value: TImageList);
begin
FIcons := Value;
end;
{$IFDEF UNITVERSIONING}
initialization
RegisterUnitVersion(HInstance, UnitVersioning);
finalization
UnregisterUnitVersion(HInstance);
{$ENDIF UNITVERSIONING}
end.