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WebLaf is a Java Swing Look and Feel and extended components library for cross-platform applications
/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library 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.
*
* WebLookAndFeel library 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 WebLookAndFeel library. If not, see .
*/
package com.alee.laf.table.renderers;
import com.alee.laf.label.WebLabel;
import com.alee.managers.style.StyleId;
import javax.swing.*;
import javax.swing.plaf.UIResource;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableCellRenderer;
import java.awt.*;
import java.util.List;
/**
* @author Mikle Garin
*/
public class WebTableHeaderCellRenderer extends WebLabel implements TableCellRenderer, UIResource
{
private boolean horizontalTextPositionSet;
public WebTableHeaderCellRenderer ()
{
super ();
}
@Override
public void setHorizontalTextPosition ( final int textPosition )
{
horizontalTextPositionSet = true;
super.setHorizontalTextPosition ( textPosition );
}
@Override
public Component getTableCellRendererComponent ( final JTable table, final Object value, final boolean isSelected,
final boolean hasFocus, final int row, final int column )
{
// Whether we are printing the result or not
boolean isPaintingForPrint = false;
// Updating custom style ID
setStyleId ( StyleId.tableHeaderCellRenderer.at ( table.getTableHeader () ) );
// Title icon
Icon sortIcon = null;
if ( table != null )
{
final JTableHeader header = table.getTableHeader ();
if ( header != null )
{
Color fgColor = null;
Color bgColor = null;
if ( hasFocus )
{
fgColor = UIManager.getColor ( "TableHeader.focusCellForeground" );
bgColor = UIManager.getColor ( "TableHeader.focusCellBackground" );
}
if ( fgColor == null )
{
fgColor = header.getForeground ();
}
if ( bgColor == null )
{
bgColor = header.getBackground ();
}
setForeground ( fgColor );
setBackground ( bgColor );
setFont ( header.getFont () );
isPaintingForPrint = header.isPaintingForPrint ();
}
if ( !isPaintingForPrint && table.getRowSorter () != null )
{
if ( !horizontalTextPositionSet )
{
// There is a row sorter, and the developer hasn't
// set a text position, change to leading.
setHorizontalTextPosition ( JLabel.LEADING );
}
final List extends RowSorter.SortKey> sortKeys = table.getRowSorter ().getSortKeys ();
if ( sortKeys.size () > 0 && sortKeys.get ( 0 ).getColumn () == table.convertColumnIndexToModel ( column ) )
{
switch ( sortKeys.get ( 0 ).getSortOrder () )
{
case ASCENDING:
sortIcon = UIManager.getIcon ( "Table.ascendingSortIcon" );
break;
case DESCENDING:
sortIcon = UIManager.getIcon ( "Table.descendingSortIcon" );
break;
case UNSORTED:
sortIcon = UIManager.getIcon ( "Table.naturalSortIcon" );
break;
}
}
}
}
setIcon ( sortIcon );
// Title text
setText ( value == null ? "" : value.toString () );
return this;
}
public static class UIResource extends WebTableHeaderCellRenderer implements javax.swing.plaf.UIResource
{
}
}
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