Sets the wait (hourglass) mouse cursor for an application containing component. - Java Swing

Java examples for Swing:Mouse Event

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Description

Sets the wait (hourglass) mouse cursor for an application containing component.

Demo Code


//package com.java2s;
import java.awt.Cursor;
import java.awt.event.MouseAdapter;

import javax.swing.JComponent;

import javax.swing.RootPaneContainer;

public class Main {
    /**/*w  w  w .  j  a  v  a  2s  .c  o  m*/
     * A no-op MouseAdapter used to stop mouse input.
     */
    private static final MouseAdapter noopMouseAdapter = new MouseAdapter() {
        // nothing to see here
    };

    /**
     * Sets the wait (hourglass) mouse cursor for an application containing <code>component</code>.
     * @param component   The component to block.
     */
    public static void startWaitCursor(JComponent component) {
        RootPaneContainer root = (RootPaneContainer) component
                .getTopLevelAncestor();
        root.getGlassPane().setCursor(
                Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
        root.getGlassPane().addMouseListener(noopMouseAdapter);
        root.getGlassPane().setVisible(true);
    }
}

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