| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * 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 com.intellij.ui; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| |
| /** |
| * Cell renderer CPU optimization. |
| * @see javax.swing.table.DefaultTableCellRenderer#invalidate() |
| * |
| * @author gregsh |
| */ |
| public class CellRendererPanel extends JPanel { |
| public CellRendererPanel() { |
| super(null); // we do the layout ourselves |
| } |
| |
| // property change support ---------------- |
| protected void firePropertyChange(String propertyName, Object oldValue, Object newValue) { |
| } |
| |
| public void firePropertyChange(String propertyName, boolean oldValue, boolean newValue) { |
| } |
| |
| // isOpaque() optimization ---------------- |
| public boolean isOpaque() { |
| return false; |
| } |
| |
| @Override |
| protected void paintComponent(Graphics g) { |
| } |
| |
| // BEGIN no validation methods -------------- |
| @Override |
| public void doLayout() { |
| if (getComponentCount() != 1) return; |
| Insets insets = getInsets(); |
| getComponent(0).setBounds(insets.left, insets.top, |
| getWidth() - insets.left - insets.right, |
| getHeight() - insets.top - insets.bottom); |
| } |
| |
| @Override |
| public Dimension getPreferredSize() { |
| if (getComponentCount() != 1) return super.getPreferredSize(); |
| return getComponent(0).getPreferredSize(); |
| } |
| |
| public void invalidate() { |
| } |
| |
| public void validate() { |
| doLayout(); |
| } |
| |
| public void revalidate() { |
| } |
| |
| public void repaint(long tm, int x, int y, int width, int height) { |
| } |
| |
| public void repaint(Rectangle r) { |
| } |
| |
| public void repaint() { |
| } |
| |
| // END no validation methods -------------- |
| } |