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JMeter example source code file (HorizontalPanel.java)

This example JMeter source code file (HorizontalPanel.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - JMeter tags/keywords

awt, borderlayout, borderlayout, box, center_alignment, component, gui, horizontalpanel, horizontalpanel, jcomponent, jcomponent, jpanel, jpanel, override, swing

The JMeter HorizontalPanel.java source code

/*
 * 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.
 *
 */

/*
 * Created on Apr 25, 2003
 *
 */
package org.apache.jmeter.gui.util;

import java.awt.Color;
import java.awt.BorderLayout;
import java.awt.Component;

import javax.swing.Box;
import javax.swing.JComponent;
import javax.swing.JPanel;

public class HorizontalPanel extends JPanel {
    private static final long serialVersionUID = 240L;

    private final Box subPanel = Box.createHorizontalBox();

    private final float verticalAlign;

    private final int hgap;

    public HorizontalPanel() {
        this(5, CENTER_ALIGNMENT);
    }

    public HorizontalPanel(Color bk) {
        this();
        subPanel.setBackground(bk);
        this.setBackground(bk);
    }

    public HorizontalPanel(int hgap, float verticalAlign) {
        super(new BorderLayout());
        add(subPanel, BorderLayout.WEST);
        this.hgap = hgap;
        this.verticalAlign = verticalAlign;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Component add(Component c) {
        // This won't work right if we remove components. But we don't, so I'm
        // not going to worry about it right now.
        if (hgap > 0 && subPanel.getComponentCount() > 0) {
            subPanel.add(Box.createHorizontalStrut(hgap));
        }

        if (c instanceof JComponent) {
            ((JComponent) c).setAlignmentY(verticalAlign);
        }
        return subPanel.add(c);
    }
}

Other JMeter examples (source code examples)

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