src/jdk.jconsole/share/classes/sun/tools/jconsole/inspector/XTable.java
changeset 47216 71c04702a3d5
parent 25859 3317bb8137f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.jconsole/share/classes/sun/tools/jconsole/inspector/XTable.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,181 @@
+/*
+ * Copyright (c) 2004, 2014, 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;
+
+@SuppressWarnings("serial") // JDK implementation class
+public abstract class XTable extends JTable {
+    static final int NAME_COLUMN = 0;
+    static final int VALUE_COLUMN = 1;
+    private Color defaultColor, editableColor, 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;
+            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;
+    }
+}