/*
* Copyright 1999,2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.log4j.chainsaw;
import java.awt.event.InputEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.SwingUtilities;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableColumnModel;
/**
* A Sortable JTable implementation that allows a user to click on a
* specific Column and have the row information sorted by that column.
*
* @author Claude Duguay
* @author Scott Deboy <sdeboy@apache.org>
*
*/
public class JSortTable extends JTable implements MouseListener {
protected int sortedColumnIndex = -1;
protected boolean sortedColumnAscending = true;
private String sortedColumn;
public JSortTable() {
super();
initSortHeader();
}
public JSortTable(SortTableModel model) {
super(model);
initSortHeader();
}
public JSortTable(SortTableModel model, TableColumnModel colModel) {
super(model, colModel);
initSortHeader();
}
public JSortTable(
SortTableModel model, TableColumnModel colModel,
ListSelectionModel selModel) {
super(model, colModel, selModel);
initSortHeader();
}
protected void initSortHeader() {
JTableHeader header = getTableHeader();
header.setDefaultRenderer(new SortHeaderRenderer());
header.addMouseListener(this);
}
public int getSortedColumnIndex() {
return sortedColumnIndex;
}
public void updateSortedColumn() {
if (sortedColumn != null) {
try {
sortedColumnIndex = columnModel.getColumnIndex(sortedColumn);
getTableHeader().resizeAndRepaint();
} catch (IllegalArgumentException ie) {//nothing...column is not in the model
setSortedColumnIndex(-1);
}
}
}
public void setSortedColumnIndex(int index) {
sortedColumnIndex = index;
if (sortedColumnIndex > -1) {
SortTableModel model = (SortTableModel) getModel();
model.sortColumn(sortedColumnIndex, sortedColumnAscending);
}
getTableHeader().resizeAndRepaint();
}
public void scrollToRow(final int row, final int col) {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
if ((row > -1) && (row < getRowCount())) {
try {
setRowSelectionInterval(row, row);
scrollRectToVisible(getCellRect(row, col +1, true));
} catch (IllegalArgumentException iae) {
}
//ignore..out of bounds
}
}
});
}
public void scrollToBottom(final int col) {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
int row = getRowCount() - 1;
try {
setRowSelectionInterval(row, row);
scrollRectToVisible(getCellRect(row, col + 1, true));
} catch (IllegalArgumentException iae) {
}
//ignore..out of bounds
}
});
}
public boolean isSortedColumnAscending() {
return sortedColumnAscending;
}
public void mouseClicked(MouseEvent event) {
if(event.getClickCount()<2 || event.isPopupTrigger()){
return;
}else if(event.getClickCount()>1 && ((event.getModifiers() & InputEvent.BUTTON2_MASK)>0)){
return;
}
TableColumnModel colModel = getColumnModel();
int index = colModel.getColumnIndexAtX(event.getX());
int modelIndex = colModel.getColumn(index).getModelIndex();
SortTableModel model = (SortTableModel) getModel();
if (model.isSortable(modelIndex)) {
// toggle ascension, if already sorted
if (sortedColumnIndex == index) {
sortedColumnAscending = !sortedColumnAscending;
}
sortedColumnIndex = index;
sortedColumn = colModel.getColumn(index).getHeaderValue().toString();
model.sortColumn(modelIndex, sortedColumnAscending);
getTableHeader().resizeAndRepaint();
}
}
public void mousePressed(MouseEvent event) {
}
public void mouseReleased(MouseEvent event) {
}
public void mouseEntered(MouseEvent event) {
}
public void mouseExited(MouseEvent event) {
}
}