/*
* JAME 6.2.1
* http://jame.sourceforge.net
*
* Copyright 2001, 2016 Andrea Medeghini
*
* This file is part of JAME.
*
* JAME is an application for creating fractals and other graphics artifacts.
*
* JAME 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.
*
* JAME 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 JAME. If not, see <http://www.gnu.org/licenses/>.
*
*/
package net.sf.jame.core.util;
import net.sf.jame.core.CoreResources;
import net.sf.jame.core.config.ConfigElement;
import net.sf.jame.core.config.ListConfigElement;
import net.sf.jame.core.config.ValueChangeEvent;
import net.sf.jame.core.config.ValueChangeListener;
import net.sf.jame.core.tree.*;
/**
* @author Andrea Medeghini
*/
public abstract class AbstractConfigElementListNode<T extends ConfigElement> extends MutableNode {
protected ConfigElementListener listListener;
protected ListConfigElement<T> listElement;
/**
* Constructs a new list node.
*
* @param listElement the frame element.
*/
public AbstractConfigElementListNode(final String nodeId, final ListConfigElement<T> listElement) {
super(nodeId);
if (listElement == null) {
throw new IllegalArgumentException("listElement is null");
}
this.listElement = listElement;
listListener = new ConfigElementListener();
}
/**
* @param value
* @return
*/
protected abstract AbstractConfigElementNode<? extends T> createChildNode(T value);
/**
* @see net.sf.jame.core.tree.Node#dispose()
*/
@Override
public void dispose() {
if (listElement != null) {
listElement.removeChangeListener(listListener);
}
listElement = null;
listListener = null;
super.dispose();
}
/**
* @see net.sf.jame.core.tree.Node#setSession(net.sf.jame.core.tree.NodeSession)
*/
@Override
public void setSession(final NodeSession session) {
if (session != null) {
listElement.addChangeListener(listListener);
}
else {
listElement.removeChangeListener(listListener);
}
super.setSession(session);
}
/**
* @see net.sf.jame.core.tree.Node#nodeAdded()
*/
@Override
protected void nodeAdded() {
createChildNodes();
}
/**
* @see net.sf.jame.core.tree.Node#nodeRemoved()
*/
@Override
protected void nodeRemoved() {
}
/**
* @see net.sf.jame.core.tree.Node#addLabel(java.lang.StringBuilder)
*/
@Override
protected void addLabel(final StringBuilder builder) {
super.addLabel(builder);
if (listElement.getElementCount() == 1) {
builder.append(" (" + listElement.getElementCount() + " " + CoreResources.getInstance().getString("label.element") + ")");
}
else {
builder.append(" (" + listElement.getElementCount() + " " + CoreResources.getInstance().getString("label.elements") + ")");
}
}
protected void createChildNodes() {
createConfigElementNodes(listElement);
}
/**
* @see java.lang.Object#equals(java.lang.Object)
*/
@SuppressWarnings({ "rawtypes" })
@Override
public boolean equals(final Object o) {
if (o instanceof AbstractConfigElementListNode) {
return (listElement == ((AbstractConfigElementListNode) o).listElement);
}
return false;
}
/**
* Creates the nodes.
*
* @param listElement the frame element.
*/
protected void createConfigElementNodes(final ListConfigElement<T> listElement) {
for (int i = 0; i < listElement.getElementCount(); i++) {
final T configElement = listElement.getElement(i);
final Node configElementNode = createChildNode(configElement);
appendChildNode(configElementNode);
}
}
/**
* @see net.sf.jame.core.tree.MutableNode#getChildValueType()
*/
@Override
public abstract Class<?> getChildValueType();
/**
* @see net.sf.jame.core.tree.DefaultNode#createNodeEditor()
*/
@Override
protected NodeEditor createNodeEditor() {
return new ListNodeEditor();
}
/**
* @param value
* @return
*/
public abstract NodeValue<?> createNodeValue(final Object value);
protected class ListNodeEditor extends NodeEditor {
/**
*
*/
public ListNodeEditor() {
super(AbstractConfigElementListNode.this);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#createChildNode(net.sf.jame.core.tree.NodeValue)
*/
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
protected Node createChildNode(final NodeValue value) {
final T configElement = ((NodeValue<T>) value).getValue();
configElement.setContext(getContext());
return AbstractConfigElementListNode.this.createChildNode(configElement);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doAppendNode(net.sf.jame.core.tree.Node)
*/
@SuppressWarnings("unchecked")
@Override
protected void doAppendNode(final Node node) {
listElement.removeChangeListener(listListener);
listElement.appendElement(((AbstractConfigElementNode<T>) node).getConfigElement());
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doInsertNodeAfter(int, net.sf.jame.core.tree.Node)
*/
@SuppressWarnings("unchecked")
@Override
protected void doInsertNodeAfter(final int index, final Node node) {
listElement.removeChangeListener(listListener);
listElement.insertElementAfter(index, ((AbstractConfigElementNode<T>) node).getConfigElement());
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doInsertNodeBefore(int, net.sf.jame.core.tree.Node)
*/
@SuppressWarnings("unchecked")
@Override
protected void doInsertNodeBefore(final int index, final Node node) {
listElement.removeChangeListener(listListener);
listElement.insertElementBefore(index, ((AbstractConfigElementNode<T>) node).getConfigElement());
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doRemoveNode(int)
*/
@Override
protected void doRemoveNode(final int nodeIndex) {
listElement.removeChangeListener(listListener);
listElement.removeElement(nodeIndex);
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doRemoveNode(int)
*/
@Override
protected void doMoveUpNode(final int nodeIndex) {
listElement.removeChangeListener(listListener);
listElement.moveElementUp(nodeIndex);
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#doRemoveNode(int)
*/
@Override
protected void doMoveDownNode(final int nodeIndex) {
listElement.removeChangeListener(listListener);
listElement.moveElementDown(nodeIndex);
listElement.addChangeListener(listListener);
}
/**
* @see net.sf.jame.core.tree.NodeEditor#getNodeValueType()
*/
@Override
public Class<?> getNodeValueType() {
return ConfigElementListNodeValue.class;
}
/**
* @see net.sf.jame.core.tree.NodeEditor#createNodeValue(Object)
*/
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public NodeValue createNodeValue(final Object value) {
return AbstractConfigElementListNode.this.createNodeValue(value);
}
}
protected class ConfigElementListener implements ValueChangeListener {
@SuppressWarnings("unchecked")
public void valueChanged(final ValueChangeEvent e) {
cancel();
switch (e.getEventType()) {
case ListConfigElement.ELEMENT_ADDED: {
final AbstractConfigElementNode<? extends T> configElementNode = createChildNode((T) e.getParams()[0]);
appendChildNode(configElementNode);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_APPEND_NODE, e.getTimestamp(), getNodePath(), e.getParams()[1], configElementNode.getConfigElement().clone()));
break;
}
case ListConfigElement.ELEMENT_INSERTED_AFTER: {
final AbstractConfigElementNode<? extends T> configElementNode = createChildNode((T) e.getParams()[0]);
insertNodeAfter((Integer) e.getParams()[1], configElementNode);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_INSERT_NODE_AFTER, e.getTimestamp(), getNodePath(), e.getParams()[1], configElementNode.getConfigElement().clone()));
break;
}
case ListConfigElement.ELEMENT_INSERTED_BEFORE: {
final AbstractConfigElementNode<? extends T> configElementNode = createChildNode((T) e.getParams()[0]);
insertNodeBefore((Integer) e.getParams()[1], configElementNode);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_INSERT_NODE_BEFORE, e.getTimestamp(), getNodePath(), e.getParams()[1], configElementNode.getConfigElement().clone()));
break;
}
case ListConfigElement.ELEMENT_REMOVED: {
final AbstractConfigElementNode<? extends T> configElementNode = createChildNode((T) e.getParams()[0]);
removeChildNode((Integer) e.getParams()[1]);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_REMOVE_NODE, e.getTimestamp(), getNodePath(), e.getParams()[1], configElementNode.getConfigElement().clone()));
break;
}
case ListConfigElement.ELEMENT_MOVED_UP: {
moveUpChildNode((Integer) e.getParams()[1]);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_MOVE_UP_NODE, e.getTimestamp(), getNodePath(), e.getParams()[1]));
break;
}
case ListConfigElement.ELEMENT_MOVED_DOWN: {
moveDownChildNode((Integer) e.getParams()[1]);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_MOVE_DOWN_NODE, e.getTimestamp(), getNodePath(), e.getParams()[1]));
break;
}
case ListConfigElement.ELEMENT_CHANGED: {
final AbstractConfigElementNode<? extends T> configElementNode = createChildNode((T) e.getParams()[0]);
setChildNode((Integer) e.getParams()[1], configElementNode);
getSession().appendAction(new NodeAction(getNodeClass(), NodeAction.ACTION_CHANGE_NODE, e.getTimestamp(), getNodePath(), e.getParams()[1], configElementNode.getConfigElement().clone()));
break;
}
default: {
break;
}
}
}
}
}