textareacellrenderer.java

测试工具

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.jmeter.gui.util;

import java.awt.Component;

import javax.swing.JTable;
import javax.swing.JTextArea;
import javax.swing.table.TableCellRenderer;

/**
 * @author mstover
 */
public class TextAreaCellRenderer implements TableCellRenderer {

	private JTextArea rend = new JTextArea("");

	public Component getTableCellRendererComponent(JTable table, Object value,
			boolean isSelected, boolean hasFocus,
			int row, int column) {
		rend = new JTextArea(value.toString());
		// Use two rows, so that we have room for horisontal scrollbar, if the text is one long line. Fix for 40371
		// This is not an optimal solution, but makes it possible to see the line if it is long
		rend.setRows(2);
		rend.revalidate();
		if (!hasFocus && !isSelected) {
			rend.setBackground(JMeterColor.LAVENDER);
		}
		if (table.getRowHeight(row) < getPreferredHeight()) {
			table.setRowHeight(row, getPreferredHeight());
		}
		return rend;
	}

	public int getPreferredHeight() {
		return rend.getPreferredSize().height + 5;
	}
}