/**
* Copyright (C) 2006 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 63.529,40 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package com.aelitis.azureus.ui.swt.views.skin;
import org.gudy.azureus2.core3.util.Debug;
import com.aelitis.azureus.ui.UIFunctionsManager;
import com.aelitis.azureus.ui.common.updater.UIUpdatable;
import com.aelitis.azureus.ui.swt.skin.*;
/**
* Converts {@link SWTSkinObjectListener} events to method calls, and
* ensures we only "show" (initialize) once.
* <p>
* Available SkinViews are managed by {@link SkinViewManager}
*
* @author TuxPaper
* @created Sep 30, 2006
*
*/
public abstract class SkinView
extends SWTSkinObjectAdapter
{
private boolean shownOnce;
private boolean visible;
protected SWTSkinObject soMain;
protected SWTSkin skin;
/**
*
*/
public SkinView() {
shownOnce = false;
if (this instanceof UIUpdatable) {
UIUpdatable updateable = (UIUpdatable) this;
try {
UIFunctionsManager.getUIFunctions().getUIUpdater().addUpdater(
updateable);
} catch (Exception e) {
Debug.out(e);
}
}
}
/**
* @return the visible
*/
public boolean isVisible() {
return visible;
}
public Object skinObjectShown(SWTSkinObject skinObject, Object params) {
setMainSkinObject(skinObject);
visible = true;
if (shownOnce) {
return null;
}
shownOnce = true;
try {
return skinObjectInitialShow(skinObject, params);
} catch (Exception e) {
Debug.out(e);
}
return null;
}
// @see com.aelitis.azureus.ui.swt.skin.SWTSkinObjectAdapter#skinObjectHidden(com.aelitis.azureus.ui.swt.skin.SWTSkinObject, java.lang.Object)
public Object skinObjectHidden(SWTSkinObject skinObject, Object params) {
visible = false;
return super.skinObjectHidden(skinObject, params);
}
// @see com.aelitis.azureus.ui.swt.skin.SWTSkinObjectAdapter#skinObjectDestroyed(com.aelitis.azureus.ui.swt.skin.SWTSkinObject, java.lang.Object)
public Object skinObjectDestroyed(SWTSkinObject skinObject, Object params) {
SkinViewManager.remove(this);
if (this instanceof UIUpdatable) {
UIUpdatable updateable = (UIUpdatable) this;
try {
UIFunctionsManager.getUIFunctions().getUIUpdater().removeUpdater(
updateable);
} catch (Exception e) {
Debug.out(e);
}
}
return null;
}
/**
* @param skinObject
* @param params
* @return
*/
public abstract Object skinObjectInitialShow(SWTSkinObject skinObject, Object params);
public SWTSkinObject getMainSkinObject() {
return soMain;
}
public Object skinObjectCreated(SWTSkinObject skinObject, Object params) {
SkinViewManager.add(this);
return super.skinObjectCreated(skinObject, params);
}
final public void setMainSkinObject(SWTSkinObject main) {
if (soMain != null) {
return;
}
soMain = main;
if (soMain != null) {
skin = soMain.getSkin();
}
}
final public SWTSkin getSkin() {
return skin;
}
final public SWTSkinObject getSkinObject(String viewID) {
return skin.getSkinObject(viewID, soMain);
}
}