/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo 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 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo 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 OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.foundation.ie.widget;

import java.awt.Color;
import java.util.Enumeration;
import java.util.Vector;
import java.util.logging.Logger;

import org.openflexo.foundation.ie.IEObject;
import org.openflexo.foundation.ie.IEWOComponent;
import org.openflexo.foundation.ie.dm.DisplayNeedsRefresh;
import org.openflexo.foundation.ie.dm.WidgetRemovedFromSequence;
import org.openflexo.foundation.ie.util.TextFieldType;
import org.openflexo.foundation.rm.FlexoProject;
import org.openflexo.foundation.xml.FlexoComponentBuilder;
import org.openflexo.logging.FlexoLogger;

public class IESequenceWidget extends IESequence<IEWidget> implements WidgetsContainer {

	@SuppressWarnings("unused")
	private static final Logger logger = FlexoLogger.getLogger(IESequenceWidget.class.getPackage().getName());

	public IESequenceWidget(FlexoComponentBuilder builder) {
		this(builder.woComponent, null, builder.getProject());
		initializeDeserialization(builder);
	}

	public IESequenceWidget(IEWOComponent woComponent, IEObject parent, FlexoProject prj) {
		super(woComponent, parent, prj);
	}

	@Override
	public boolean isTopComponent() {
		return getNonSequenceParent() instanceof IEWOComponent;
	}

	@Override
	public void addToInnerWidgets(IEWidget w) {
		if (w instanceof IESequenceOperator) {
			setSequenceOperator((IESequenceOperator) w);
		} else {
			super.addToInnerWidgets(w);
		}
	}

	@Override
	public void removeFromInnerWidgets(IEWidget w) {
		super.removeFromInnerWidgets(w);
		setChanged();
		notifyObservers(new WidgetRemovedFromSequence(w));
		if (getParent() instanceof IESequenceWidget && size() == 0) {
			this.delete();
		}
		if (getParent() instanceof IETDWidget) {
			((IETDWidget) getParent()).notifyWidgetRemoved(w);
		}
	}

	public boolean isInTD() {
		return getParent() != null && getParent() instanceof IETDWidget;
	}

	public boolean isInButtonPanel() {
		return getNonSequenceParent() instanceof ButtonedWidgetInterface;
	}

	public IETDWidget td() {
		return getAncestorOfClass(IETDWidget.class);
	}

	public String getAlignement() {
		if (isInTD()) {
			return ((IETDWidget) getParent()).getAlignement();
		} else {
			if (getParent() instanceof IESequenceWidget) {
				return ((IESequenceWidget) getParent()).getAlignement();
			} else {
				return null;
			}

		}
	}

	public Color getBackground() {
		if (isInTD()) {
			return getAncestorOfClass(IETDWidget.class).getBackground();
		} else if (isInButtonPanel()) {
			return getProject().getCssSheet().getMainColor();
		} else {
			if (getParent() instanceof IESequenceWidget) {
				return ((IESequenceWidget) getParent()).getBackground();
			} else {
				return null;
			}
		}
	}

	public IEHTMLTableWidget htmlTable() {
		if (isInTD()) {
			return ((IETDWidget) getParent()).htmlTable();
		} else {
			if (getParent() instanceof IESequenceWidget) {
				return ((IESequenceWidget) getParent()).htmlTable();
			} else {
				return null;
			}

		}
	}

	@Override
	public void insertElementAt(IEWidget o, int i) {
		super.insertElementAt(o, i);
		if (!isDeserializing() && !isCreatedByCloning() && getParent() instanceof IETDWidget) {
			((IETDWidget) getParent()).notifyWidgetInserted(o);
			if (htmlTable() != null) {
				htmlTable().handleResize();
			}
		}
	}

	@Override
	public boolean isSubsequence() {
		return getParent() instanceof IESequenceWidget;
	}

	/*
	 * public String getLabelForChild(IEWidget widget) { Object o = getPrevious(widget); if (o instanceof IELabelWidget) return
	 * ((IELabelWidget)o).getValue(); else if (o instanceof IEWidget) return ((IEWidget)o).lookForLabelInTD(); else return null; }
	 */

	public IEWidget findFirstWidgetOfClass(Class c) {
		Enumeration en = elements();
		IEWidget temp = null;
		while (en.hasMoreElements()) {
			temp = (IEWidget) en.nextElement();
			if (temp.getClass().equals(c)) {
				return temp;
			}
		}
		return null;
	}

	@Override
	public void notifyDisplayNeedsRefresh() {
		Enumeration<IEWidget> en = elements();
		while (en.hasMoreElements()) {
			IEWidget w = en.nextElement();
			w.notifyDisplayNeedsRefresh();
		}
		setChanged();
		notifyObservers(new DisplayNeedsRefresh(this));
	}

	public Vector<IETextFieldWidget> getAllDateTextfields() {
		Vector<IETextFieldWidget> v = new Vector<IETextFieldWidget>();
		Enumeration<IEWidget> en = elements();
		while (en.hasMoreElements()) {
			IEWidget element = en.nextElement();
			if (element instanceof IETextFieldWidget && ((IETextFieldWidget) element).getFieldType() == TextFieldType.DATE) {
				v.add((IETextFieldWidget) element);
			} else if (element instanceof IESequenceWidget) {
				v.addAll(((IESequenceWidget) element).getAllDateTextfields());
			} else if (element instanceof InnerBlocWidgetInterface) {
				v.addAll(((InnerBlocWidgetInterface) element).getAllDateTextfields());
			} else if (element instanceof IEBlocWidget) {
				v.addAll(((IEBlocWidget) element).getAllDateTextfields());
			}
		}
		return v;
	}

}