/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008 Sun Microsystems, Inc.
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*/
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package org.opends.guitools.controlpanel.ui.renderer;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseMotionAdapter;
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import javax.swing.JTable;
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import org.opends.guitools.controlpanel.ui.ColorAndFontConstants;
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/**
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* A table cell renderer that updates the rendering of the cells when the user
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* moves the mouse over the table. This is done to provide a visual hint that
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* the table can be selected.
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*
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*/
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public class SelectableTableCellRenderer extends CustomCellRenderer
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{
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private static final long serialVersionUID = 6855042914121526677L;
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private boolean hasMouseOver;
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private boolean isBeingPressed;
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private int lastRowMouseOver;
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private static final Color pressedBackground =
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ColorAndFontConstants.pressedBackground;
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private static final Color pressedForeground =
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ColorAndFontConstants.pressedForeground;
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private static final Color mouseOverBackground =
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ColorAndFontConstants.mouseOverBackground;
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private static final Color mouseOverForeground =
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ColorAndFontConstants.mouseOverForeground;
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/**
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* Sets the table that will be rendered by this renderer.
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* @param table the table to be rendered.
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*/
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public void setTable(final JTable table)
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{
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MouseAdapter mouseListener = new MouseAdapter()
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{
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/**
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* {@inheritDoc}
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*/
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public void mousePressed(MouseEvent ev)
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{
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isBeingPressed = true;
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table.repaint();
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}
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/**
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* {@inheritDoc}
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*/
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public void mouseReleased(MouseEvent ev)
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{
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isBeingPressed = false;
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}
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/**
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* {@inheritDoc}
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*/
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public void mouseExited(MouseEvent ev)
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{
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hasMouseOver = false;
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lastRowMouseOver = -1;
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table.repaint();
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}
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/**
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* {@inheritDoc}
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*/
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public void mouseEntered(MouseEvent ev)
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{
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if (ev.getSource() == table)
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{
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hasMouseOver = true;
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lastRowMouseOver = table.rowAtPoint(ev.getPoint());
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}
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else
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{
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mouseExited(ev);
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}
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}
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};
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MouseMotionAdapter mouseMotionAdapter = new MouseMotionAdapter()
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{
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/**
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* {@inheritDoc}
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*/
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public void mouseMoved(MouseEvent ev)
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{
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lastRowMouseOver = table.rowAtPoint(ev.getPoint());
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table.repaint();
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}
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/**
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* {@inheritDoc}
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*/
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public void mouseDragged(MouseEvent ev)
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{
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lastRowMouseOver = -1;
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table.repaint();
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}
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};
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table.addMouseListener(mouseListener);
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table.addMouseMotionListener(mouseMotionAdapter);
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}
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/**
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* {@inheritDoc}
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*/
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public Component getTableCellRendererComponent(JTable table, Object value,
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boolean isSelected, boolean hasFocus, int row, int column)
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{
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super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row,
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column);
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updateComponent(this, table, row, column, isSelected);
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return this;
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}
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/**
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* {@inheritDoc}
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*/
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protected void updateComponent(Component comp, JTable table, int row,
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int column, boolean isSelected)
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{
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if (table.isCellEditable(row, column) && !isSelected)
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{
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comp.setBackground(ColorAndFontConstants.treeBackground);
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comp.setForeground(ColorAndFontConstants.treeForeground);
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}
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else if (isBeingPressed && hasMouseOver && (row == lastRowMouseOver))
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{
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comp.setBackground(pressedBackground);
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comp.setForeground(pressedForeground);
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}
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else if ((hasMouseOver && (row == lastRowMouseOver)) || isSelected)
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{
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comp.setBackground(mouseOverBackground);
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comp.setForeground(mouseOverForeground);
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}
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else
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{
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comp.setBackground(ColorAndFontConstants.treeBackground);
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comp.setForeground(ColorAndFontConstants.treeForeground);
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}
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}
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}
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