1/* 2 * Copyright (c) 2004, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package sun.tools.jconsole.inspector; 27 28import java.awt.Color; 29import java.awt.Component; 30import java.awt.Font; 31import javax.swing.JTable; 32import javax.swing.table.DefaultTableCellRenderer; 33import javax.swing.table.DefaultTableModel; 34import javax.swing.table.TableCellRenderer; 35 36@SuppressWarnings("serial") // JDK implementation class 37public abstract class XTable extends JTable { 38 static final int NAME_COLUMN = 0; 39 static final int VALUE_COLUMN = 1; 40 private Color defaultColor, editableColor, errorColor; 41 private Font normalFont, boldFont; 42 43 public XTable () { 44 super(); 45 @SuppressWarnings("serial") 46 final TableSorter sorter = new TableSorter(); 47 setModel(sorter); 48 sorter.addMouseListenerToHeaderInTable(this); 49 setRowSelectionAllowed(false); 50 setColumnSelectionAllowed(false); 51 setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN); 52 } 53 54 Color getDefaultColor() { 55 return defaultColor; 56 } 57 58 Color getEditableColor() { 59 return editableColor; 60 } 61 62 /** 63 * Called by TableSorter if a mouse event requests to sort the rows. 64 * @param column the column against which the rows are sorted 65 */ 66 void sortRequested(int column) { 67 // This is a hook for subclasses 68 } 69 70 /** 71 * This returns the select index as the table was at initialization 72 */ 73 public int getSelectedIndex() { 74 return convertRowToIndex(getSelectedRow()); 75 } 76 77 /* 78 * Converts the row into index (before sorting) 79 */ 80 public int convertRowToIndex(int row) { 81 if (row == -1) return row; 82 if (getModel() instanceof TableSorter) { 83 return ((TableSorter) getModel()).getIndexOfRow(row); 84 } else { 85 return row; 86 } 87 } 88 89 public void emptyTable() { 90 DefaultTableModel model = (DefaultTableModel)getModel(); 91 while (model.getRowCount()>0) 92 model.removeRow(0); 93 } 94 95 public abstract boolean isTableEditable(); 96 public abstract boolean isColumnEditable(int column); 97 public abstract boolean isReadable(int row); 98 public abstract boolean isWritable(int row); 99 public abstract boolean isCellError(int row, int col); 100 public abstract boolean isAttributeViewable(int row, int col); 101 public abstract void setTableValue(Object value,int row); 102 public abstract Object getValue(int row); 103 public abstract String getClassName(int row); 104 public abstract String getValueName(int row); 105 106 public boolean isReadWrite(int row) { 107 return (isReadable(row) && isWritable(row)); 108 } 109 110 //JTable re-implementation 111 112 //attribute can be editable even if unavailable 113 @Override 114 public boolean isCellEditable(int row, int col) { 115 return ((isTableEditable() && isColumnEditable(col) 116 && isWritable(row) 117 && Utils.isEditableType(getClassName(row)))); 118 } 119 120 //attribute can be droppable even if unavailable 121 public boolean isCellDroppable(int row, int col) { 122 return (isTableEditable() && isColumnEditable(col) 123 && isWritable(row)); 124 } 125 126 //returns null, means no tool tip 127 public String getToolTip(int row, int column) { 128 return null; 129 } 130 131 /** 132 * This method sets read write rows to be blue, and other rows to be their 133 * default rendered colour. 134 */ 135 @Override 136 public TableCellRenderer getCellRenderer(int row, int column) { 137 DefaultTableCellRenderer tcr = 138 (DefaultTableCellRenderer) super.getCellRenderer(row,column); 139 tcr.setToolTipText(getToolTip(row,column)); 140 if (defaultColor == null) { 141 defaultColor = tcr.getForeground(); 142 editableColor = Color.blue; 143 errorColor = Color.red; 144 // this sometimes happens for some reason 145 if (defaultColor == null) { 146 return tcr; 147 } 148 } 149 if (column != VALUE_COLUMN) { 150 tcr.setForeground(defaultColor); 151 return tcr; 152 } 153 if (isCellError(row,column)) { 154 tcr.setForeground(errorColor); 155 } else if (isCellEditable(row, column)) { 156 tcr.setForeground(editableColor); 157 } else { 158 tcr.setForeground(defaultColor); 159 } 160 return tcr; 161 } 162 163 @Override 164 public Component prepareRenderer(TableCellRenderer renderer, 165 int row, int column) { 166 Component comp = super.prepareRenderer(renderer, row, column); 167 168 if (normalFont == null) { 169 normalFont = comp.getFont(); 170 boldFont = normalFont.deriveFont(Font.BOLD); 171 } 172 173 if (column == VALUE_COLUMN && isAttributeViewable(row, VALUE_COLUMN)) { 174 comp.setFont(boldFont); 175 } else { 176 comp.setFont(normalFont); 177 } 178 179 return comp; 180 } 181} 182