gcc/libjava/classpath/javax/swing/tree/AbstractLayoutCache.java

/* AbstractLayoutCache.java --
   Copyright (C) 2002, 2004  Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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General Public License for more details.

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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

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permission to link this library with independent modules to produce an
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package javax.swing.tree;

import java.awt.Rectangle;
import java.util.Enumeration;

import javax.swing.event.TreeModelEvent;

/**
 * class AbstractLayoutCache
 * 
 * @author Andrew Selkirk
 */
public abstract class AbstractLayoutCache
		implements RowMapper
{
	/**
	 * class NodeDimensions
	 */
	public abstract static class NodeDimensions
	{
		/**
		 * Creates <code>NodeDimensions</code> object.
		 */
		public NodeDimensions()
		{
			// Do nothing here.
		}

		/**
		 * getNodeDimensions
		 * 
		 * @param value0 TODO
		 * @param value1 TODO
		 * @param value2 TODO
		 * @param value3 TODO
		 * @param value4 TODO
		 * @return Rectangle
		 */
		public abstract Rectangle getNodeDimensions(Object value0, int value1,
				int value2, boolean value3, Rectangle value4);
	}

	/**
	 * nodeDimensions
	 */
	protected NodeDimensions nodeDimensions;

	/**
	 * treeModel
	 */
	protected TreeModel treeModel;

	/**
	 * treeSelectionModel
	 */
	protected TreeSelectionModel treeSelectionModel;

	/**
	 * rootVisible
	 */
	protected boolean rootVisible;

	/**
	 * rowHeight
	 */
	protected int rowHeight;

	/**
	 * Constructor AbstractLayoutCache
	 */
	public AbstractLayoutCache()
	{
		// Do nothing here.
	}

	/**
	 * setNodeDimensions
	 * 
	 * @param dimensions TODO
	 */
	public void setNodeDimensions(NodeDimensions dimensions)
	{
		nodeDimensions = dimensions;
	}

	/**
	 * getNodeDimensions
	 * 
	 * @return NodeDimensions
	 */
	public NodeDimensions getNodeDimensions()
	{
		return nodeDimensions;
	}

	/**
	 * getNodeDimensions
	 * 
	 * @param value0 TODO
	 * @param value1 TODO
	 * @param value2 TODO
	 * @param value3 TODO
	 * @param value4 TODO
	 * 
	 * @return Rectangle
	 */
	protected Rectangle getNodeDimensions(Object value, int row, int depth,
			boolean expanded, Rectangle bounds)
	{
		if (bounds == null)
			return new Rectangle();
		return null;
		// TODO		
	}

	/**
	 * Sets the model that provides the tree data.
	 * 
	 * @param the model
	 */
	public void setModel(TreeModel model)
	{
		treeModel = model;
	}

	/**
	 * Returns the model that provides the tree data.
	 * 
	 * @return the model
	 */
	public TreeModel getModel()
	{
		return treeModel;
	}

	/**
	 * setRootVisible
	 * 
	 * @param visible <code>true</code> if root should be visible,
	 * <code>false</code> otherwise
	 */
	public void setRootVisible(boolean visible)
	{
		rootVisible = visible;
	}

	/**
	 * isRootVisible
	 * 
	 * @return <code>true</code> if root is visible,
	 * <code>false</code> otherwise
	 */
	public boolean isRootVisible()
	{
		return rootVisible;
	}

	/**
	 * setRowHeight
	 * 
	 * @param height the row height
	 */
	public void setRowHeight(int height)
	{
		rowHeight = height;
	}

	/**
	 * getRowHeight
	 * 
	 * @return the row height
	 */
	public int getRowHeight()
	{
		return rowHeight;
	}

	/**
	 * setSelectionModel
	 * 
	 * @param model the model
	 */
	public void setSelectionModel(TreeSelectionModel model)
	{
		treeSelectionModel = model;
	}

	/**
	 * getSelectionModel
	 * 
	 * @return the model
	 */
	public TreeSelectionModel getSelectionModel()
	{
		return treeSelectionModel;
	}

	/**
	 * getPreferredHeight
	 * 
	 * @return int
	 */
	public int getPreferredHeight()
	{
		return 0; // TODO
	}

	/**
	 * getPreferredWidth
	 * 
	 * @param value0 TODO
	 * 
	 * @return int
	 */
	public int getPreferredWidth(Rectangle value0)
	{
		return 0; // TODO
	}

	/**
	 * isExpanded
	 * 
	 * @param value0 TODO
	 * 
	 * @return boolean
	 */
	public abstract boolean isExpanded(TreePath value0);

	/**
	 * getBounds
	 * 
	 * @param value0 TODO
	 * @param value1 TODO
	 * 
	 * @return Rectangle
	 */
	public abstract Rectangle getBounds(TreePath value0, Rectangle value1);

	/**
	 * getPathForRow
	 * 
	 * @param row the row
	 * 
	 * @return the tree path
	 */
	public abstract TreePath getPathForRow(int row);

	/**
	 * getRowForPath
	 * 
	 * @param path the tree path
	 * 
	 * @return the row
	 */
	public abstract int getRowForPath(TreePath path);

	/**
	 * getPathClosestTo
	 * 
	 * @param value0 TODO
	 * @param value1 TODO
	 * 
	 * @return the tree path
	 */
	public abstract TreePath getPathClosestTo(int value0, int value1);

	/**
	 * getVisiblePathsFrom
	 * 
	 * @param path the tree path
	 * 
	 * @return Enumeration
	 */
	public abstract Enumeration getVisiblePathsFrom(TreePath path);

	/**
	 * getVisibleChildCount
	 * 
	 * @param path the tree path
	 * 
	 * @return int
	 */
	public abstract int getVisibleChildCount(TreePath value0);

	/**
	 * setExpandedState
	 * 
	 * @param value0 TODO
	 * 
	 * @param value1 TODO
	 */
	public abstract void setExpandedState(TreePath value0, boolean value1);

	/**
	 * getExpandedState
	 * 
	 * @param path the tree path
	 * 
	 * @return boolean
	 */
	public abstract boolean getExpandedState(TreePath path);

	/**
	 * getRowCount
	 * 
	 * @return the number of rows
	 */
	public abstract int getRowCount();

	/**
	 * invalidateSizes
	 */
	public abstract void invalidateSizes();

	/**
	 * invalidatePathBounds
	 * 
	 * @param path the tree path
	 */
	public abstract void invalidatePathBounds(TreePath path);

	/**
	 * treeNodesChanged
	 * 
	 * @param event the event to send
	 */
	public abstract void treeNodesChanged(TreeModelEvent event);

	/**
	 * treeNodesInserted
	 * 
	 * @param event the event to send
	 */
	public abstract void treeNodesInserted(TreeModelEvent event);

	/**
	 * treeNodesRemoved
	 * 
	 * @param event the event to send
	 */
	public abstract void treeNodesRemoved(TreeModelEvent event);

	/**
	 * treeStructureChanged
	 * 
	 * @param event the event to send
	 */
	public abstract void treeStructureChanged(TreeModelEvent event);

	/**
	 * getRowsForPaths
	 * 
	 * @param paths the tree paths
	 * 
	 * @return an array of rows
	 */
	public int[] getRowsForPaths(TreePath[] paths)
	{
		return null; // TODO
	}

	/**
	 * isFixedRowHeight
	 * 
	 * @return boolean
	 */
	protected boolean isFixedRowHeight()
	{
		return false; // TODO
	}
}