Equalizes the sizes of the given components. - Java Swing

Java examples for Swing:JComponent

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Description

Equalizes the sizes of the given components.

Demo Code


//package com.java2s;
import java.awt.Component;
import java.awt.Dimension;

public class Main {
    /**/* w  w w. jav a 2s  .  c  o m*/
     * Equalizes the sizes of the given components. All components will have the
     * height of the highest and the width of the widest component. The sizes
     * will be set with {@link Component#setMinimumSize(java.awt.Dimension) } and
     * {@link Component#setPreferredSize(java.awt.Dimension) }.
     * 
     * @param components
     *            the components to equalize in size.
     */
    public static void equalizeComponentSizes(Component... components) {
        Dimension size = getMaximumPreferredSize(components);
        for (Component component : components) {
            component.setPreferredSize(size);
            component.setMinimumSize(size);
        }
    }

    /**
     * Gets the maximum preferred size from a group of components. The maximum
     * preferred size is estimated the following way: the maximum preferred
     * height and the maximum preferred width is determined (over all
     * components) an {@link Dimension} object is created with this height and
     * width.
     * 
     * @param components
     *            the components to get the maximum preferred width and maximum
     *            preferred height from.
     * @return the maximum preferred width and maximum preferred height as a
     *         dimension object.
     */
    public static Dimension getMaximumPreferredSize(Component... components) {
        int maxWidth = 0;
        int maxHeight = 0;

        for (Component component : components) {
            Dimension preferredSize = component.getPreferredSize();
            if (preferredSize.getWidth() > maxWidth) {
                maxWidth = (int) preferredSize.getWidth();
            }
            if (preferredSize.getHeight() > maxHeight) {
                maxHeight = (int) preferredSize.getHeight();
            }
        }
        return new Dimension(maxWidth, maxHeight);
    }
}

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