org.eclipse.osbp.preferences.ui.page/src/org/eclipse/osbp/preferences/ui/component/TableTreeDescribedItem.java

/**
 *                                                                            
 * Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
 *                                                                            
 * All rights reserved. This program and the accompanying materials           
 * are made available under the terms of the Eclipse Public License v1.0       
 * which accompanies this distribution, and is available at                  
 * http://www.eclipse.org/legal/epl-v10.html                                 
 *                                                                            
 * Contributors:   
 * Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation 
 */
package org.eclipse.osbp.preferences.ui.component;

import org.eclipse.osbp.preferences.AItemDescribed;
import org.eclipse.osbp.preferences.AItemDescribed.SubItem;
import org.eclipse.osbp.preferences.IItemDescribed;
import org.eclipse.osbp.preferences.ItemDescription;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.TableTreeItem;

public class TableTreeDescribedItem extends TableTreeItem implements IItemDescribed {

	private final ATableTreeFieldEditor fParent;

	private final static int ATTRIBUTE = 0;
	protected final static int VALUE = 2;
	protected final static int HINT = 1;
	
	public TableTreeDescribedItem(ATableTreeFieldEditor parent, AItemDescribed dataItem, AItemDescribed defaultItem) {
		this(parent);
		ItemDescription description = fParent.getItemDescription();
		if	(dataItem.getRowName() == null) {
			setText(ATTRIBUTE, description.getRowName());
		}
		else {
			setText(ATTRIBUTE, dataItem.getRowName());
		}
		setText(VALUE, dataItem.getName());
		String[] columnNames = description.getColumnNames();
		if	(dataItem.getSubItems() != null) {
			for (SubItem subItem : dataItem.getSubItems()) {
				TableTreeItem attribute = new TableTreeItem(this, SWT.NONE);
				attribute.setText(ATTRIBUTE, subItem.getAction());
				attribute.setText(VALUE, subItem.getInformation());
				attribute.setImage(HINT, APreferencePage.getImage(subItem.getIcon()));
			}
			setImage(HINT, APreferencePage.getImage(dataItem.getIconName()));
		}
		else {
			if	(columnNames.length > 0) {
				boolean isDefault = defaultItem != null;
				for (int idx = 0; idx<columnNames.length; idx++) {
					TableTreeItem attribute = new TableTreeItem(this, SWT.NONE);
					attribute.setText(ATTRIBUTE, columnNames[idx]);
					attribute.setText(VALUE, dataItem.getValue(columnNames[idx]));
					if	(defaultItem != null && dataItem.getValue(columnNames[idx]).equals(defaultItem.getValue(columnNames[idx]))) {
						attribute.setImage(HINT, APreferencePage.getImage(APreferencePage.DEFAULT_VALUE_YES));
					}
					else {
						isDefault = false;
						attribute.setImage(HINT, APreferencePage.getImage(APreferencePage.DEFAULT_VALUE_NO));
					}
				}
				setImage(HINT, APreferencePage.getImage(isDefault ? APreferencePage.DEFAULT_VALUE_YES : APreferencePage.DEFAULT_VALUE_NO));
			}
		}
	}
	
	public static TableTreeDescribedItem clone(TableTreeItem source, String postfix) {
		TableTreeDescribedItem cloned = null;
		if	(source instanceof TableTreeDescribedItem) {
			TableTreeDescribedItem sourceItem = (TableTreeDescribedItem) source;
			ItemDescription description = sourceItem.fParent.getItemDescription();
			cloned = new TableTreeDescribedItem(sourceItem.fParent);
			cloned.setText(ATTRIBUTE, description.getRowName());
			cloned.setText(VALUE, sourceItem.getText(VALUE)+postfix);
			cloned.setImage(HINT, APreferencePage.getImage(APreferencePage.DEFAULT_VALUE_NO));
			String[] columnNames = description.getColumnNames();
			for (int idx = 0; idx<columnNames.length; idx++) {
				TableTreeItem sourceAttribute = sourceItem.getItem(idx);
				TableTreeItem cloneAttribute = new TableTreeItem(cloned, SWT.NONE);
				cloneAttribute.setText(ATTRIBUTE, columnNames[idx]);
				cloneAttribute.setText(VALUE, sourceAttribute.getText(VALUE));
				cloneAttribute.setImage(HINT, APreferencePage.getImage(APreferencePage.DEFAULT_VALUE_NO));
			}
		}
		return cloned;
	}
	
	public TableTreeDescribedItem(ATableTreeFieldEditor parent) {
		super(parent.tableTree, SWT.NONE);
		fParent = parent;
	}

	@Override
	public String getName() {
		return getText(VALUE);
	}

	@Override
	@Deprecated
	public void setName(String name) {
		// NOP
	}

	@Override
	public String getValue(String attribute) {
		ItemDescription description = fParent.getItemDescription();
		String[] columnNames = description.getColumnNames();
		for (int idx = 0; idx<columnNames.length; idx++) {
			if	(columnNames[idx].equals(attribute)) {
				return getItem(idx).getText(VALUE);
			}
		}
		return null;
	}

	@Override
	@Deprecated
	public void setValue(String attribute, String value) {
		// NOP
	}
}