/*
* Copyright (c) 2002, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package javax.swing.plaf.synth;
import java.awt.*;
import java.beans.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import javax.swing.table.*;
import sun.swing.DefaultLookup;
import sun.swing.plaf.synth.*;
import sun.swing.table.*;
/**
* SynthTableHeaderUI implementation
*
* @author Alan Chung
* @author Philip Milne
*/
class SynthTableHeaderUI extends BasicTableHeaderUI implements
PropertyChangeListener, SynthUI {
//
// Instance Variables
//
private TableCellRenderer prevRenderer = null;
private SynthStyle style;
public static ComponentUI createUI(JComponent h) {
return new SynthTableHeaderUI();
}
protected void installDefaults() {
prevRenderer = header.getDefaultRenderer();
if (prevRenderer instanceof UIResource) {
header.setDefaultRenderer(new HeaderRenderer());
}
updateStyle(header);
}
private void updateStyle(JTableHeader c) {
SynthContext context = getContext(c, ENABLED);
SynthStyle oldStyle = style;
style = SynthLookAndFeel.updateStyle(context, this);
if (style != oldStyle) {
if (oldStyle != null) {
uninstallKeyboardActions();
installKeyboardActions();
}
}
context.dispose();
}
protected void installListeners() {
super.installListeners();
header.addPropertyChangeListener(this);
}
protected void uninstallDefaults() {
if (header.getDefaultRenderer() instanceof HeaderRenderer) {
header.setDefaultRenderer(prevRenderer);
}
SynthContext context = getContext(header, ENABLED);
style.uninstallDefaults(context);
context.dispose();
style = null;
}
protected void uninstallListeners() {
header.removePropertyChangeListener(this);
super.uninstallListeners();
}
public void update(Graphics g, JComponent c) {
SynthContext context = getContext(c);
SynthLookAndFeel.update(context, g);
context.getPainter().paintTableHeaderBackground(context,
g, 0, 0, c.getWidth(), c.getHeight());
paint(context, g);
context.dispose();
}
public void paint(Graphics g, JComponent c) {
SynthContext context = getContext(c);
paint(context, g);
context.dispose();
}
protected void paint(SynthContext context, Graphics g) {
super.paint(g, context.getComponent());
}
public void paintBorder(SynthContext context, Graphics g, int x,
int y, int w, int h) {
context.getPainter().paintTableHeaderBorder(context, g, x, y, w, h);
}
//
// SynthUI
//
public SynthContext getContext(JComponent c) {
return getContext(c, getComponentState(c));
}
private SynthContext getContext(JComponent c, int state) {
return SynthContext.getContext(SynthContext.class, c,
SynthLookAndFeel.getRegion(c), style, state);
}
private Region getRegion(JComponent c) {
return SynthLookAndFeel.getRegion(c);
}
private int getComponentState(JComponent c) {
return SynthLookAndFeel.getComponentState(c);
}
public void propertyChange(PropertyChangeEvent evt) {
if (SynthLookAndFeel.shouldUpdateStyle(evt)) {
updateStyle((JTableHeader)evt.getSource());
}
}
@Override
protected void rolloverColumnUpdated(int oldColumn, int newColumn) {
header.repaint(header.getHeaderRect(oldColumn));
header.repaint(header.getHeaderRect(newColumn));
}
private class HeaderRenderer extends DefaultTableCellHeaderRenderer {
HeaderRenderer() {
setHorizontalAlignment(JLabel.LEADING);
setName("TableHeader.renderer");
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected,
boolean hasFocus,
int row, int column) {
boolean hasRollover = (column == getRolloverColumn());
if (isSelected || hasRollover || hasFocus) {
SynthLookAndFeel.setSelectedUI((SynthLabelUI)SynthLookAndFeel.
getUIOfType(getUI(), SynthLabelUI.class),
isSelected, hasFocus, table.isEnabled(),
hasRollover);
} else {
SynthLookAndFeel.resetSelectedUI();
}
//stuff a variable into the client property of this renderer indicating the sort order,
//so that different rendering can be done for the header based on sorted state.
RowSorter rs = table == null ? null : table.getRowSorter();
java.util.List<? extends RowSorter.SortKey> sortKeys = rs == null ? null : rs.getSortKeys();
if (sortKeys != null && sortKeys.size() > 0 && sortKeys.get(0).getColumn() ==
table.convertColumnIndexToModel(column)) {
switch(sortKeys.get(0).getSortOrder()) {
case ASCENDING:
putClientProperty("Table.sortOrder", "ASCENDING");
break;
case DESCENDING:
putClientProperty("Table.sortOrder", "DESCENDING");
break;
case UNSORTED:
putClientProperty("Table.sortOrder", "UNSORTED");
break;
default:
throw new AssertionError("Cannot happen");
}
} else {
putClientProperty("Table.sortOrder", "UNSORTED");
}
super.getTableCellRendererComponent(table, value, isSelected,
hasFocus, row, column);
return this;
}
@Override
public void setBorder(Border border) {
if (border instanceof SynthBorder) {
super.setBorder(border);
}
}
}
}