/* * Copyright (c) 2004, 2008, 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 * or visit www.oracle.com if you need additional information or have any * questions. */ package sun.tools.jconsole.inspector; import java.awt.Color;import java.awt.Component;import java.awt.Font;import javax.swing.JTable;import javax.swing.table.DefaultTableCellRenderer;import javax.swing.table.DefaultTableModel;import javax.swing.table.TableCellRenderer; public abstract class XTable extends JTable {    static final int NAME_COLUMN = 0;    static final int VALUE_COLUMN = 1;    private Color defaultColor, editableColor, droppableColor, errorColor;    private Font normalFont, boldFont;     public XTable () {        super();        @SuppressWarnings("serial")        final TableSorter sorter = new TableSorter();        setModel(sorter);        sorter.addMouseListenerToHeaderInTable(this);        setRowSelectionAllowed(false);        setColumnSelectionAllowed(false);        setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);    }     Color getDefaultColor() {        return defaultColor;    }     Color getEditableColor() {        return editableColor;    }     /**     * Called by TableSorter if a mouse event requests to sort the rows.     * @param column the column against which the rows are sorted     */    void sortRequested(int column) {        // This is a hook for subclasses    }     /**     * This returns the select index as the table was at initialization     */    public int getSelectedIndex() {        return convertRowToIndex(getSelectedRow());    }     /*     * Converts the row into index (before sorting)     */    public int convertRowToIndex(int row) {        if (row == -1) return row;        if (getModel() instanceof TableSorter) {            return ((TableSorter) getModel()).getIndexOfRow(row);        } else {            return row;        }    }     public void emptyTable() {        DefaultTableModel model = (DefaultTableModel)getModel();        while (model.getRowCount()>0)            model.removeRow(0);    }     public abstract boolean isTableEditable();    public abstract boolean isColumnEditable(int column);    public abstract boolean isReadable(int row);    public abstract boolean isWritable(int row);    public abstract boolean isCellError(int row, int col);    public abstract boolean isAttributeViewable(int row, int col);    public abstract void setTableValue(Object value,int row);    public abstract Object getValue(int row);    public abstract String getClassName(int row);    public abstract String getValueName(int row);     public boolean isReadWrite(int row) {        return (isReadable(row) && isWritable(row));    }     //JTable re-implementation     //attribute can be editable even if unavailable    @Override    public boolean isCellEditable(int row, int col) {        return ((isTableEditable() && isColumnEditable(col)                 &&  isWritable(row)                 && Utils.isEditableType(getClassName(row))));    }     //attribute can be droppable even if unavailable    public boolean isCellDroppable(int row, int col) {        return (isTableEditable() && isColumnEditable(col)                && isWritable(row));    }     //returns null, means no tool tip    public String getToolTip(int row, int column) {        return null;    }     /**     * This method sets read write rows to be blue, and other rows to be their     * default rendered colour.     */    @Override    public TableCellRenderer getCellRenderer(int row, int column) {        DefaultTableCellRenderer tcr =            (DefaultTableCellRenderer) super.getCellRenderer(row,column);        tcr.setToolTipText(getToolTip(row,column));        if (defaultColor == null) {            defaultColor = tcr.getForeground();            editableColor = Color.blue;            droppableColor = Color.green;            errorColor = Color.red;            // this sometimes happens for some reason            if (defaultColor == null) {                return tcr;            }        }        if (column != VALUE_COLUMN) {            tcr.setForeground(defaultColor);            return tcr;        }        if (isCellError(row,column)) {            tcr.setForeground(errorColor);        } else if (isCellEditable(row, column)) {            tcr.setForeground(editableColor);        } else {            tcr.setForeground(defaultColor);        }        return tcr;    }     @Override    public Component prepareRenderer(TableCellRenderer renderer,                                     int row, int column) {        Component comp = super.prepareRenderer(renderer, row, column);         if (normalFont == null) {            normalFont = comp.getFont();            boldFont = normalFont.deriveFont(Font.BOLD);        }         if (column == VALUE_COLUMN && isAttributeViewable(row, VALUE_COLUMN)) {            comp.setFont(boldFont);        } else {            comp.setFont(normalFont);        }         return comp;    }}