Java JButton setupAutoRepeat(final JButton button, final int intervalMs)

Description

Sets up repetitive action invocation on the given button until mouse is released.

License

Open Source License

Parameter

Parameter	Description
button	button to set up
intervalMs	initial repeat delay. Susbequent delays will be twice smaller than the initial.

Declaration

public static void setupAutoRepeat(final JButton button, final int intervalMs) 

Method Source Code

//package com.java2s;
/*//from   ww  w .  j  a v  a2s  .com
Copyright (C) 2017 Dmitry Barashev, BarD Software s.r.o.
    
This file is part of GanttProject, an open-source project management tool.
    
GanttProject is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
    
GanttProject is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with GanttProject.  If not, see <http://www.gnu.org/licenses/>.
*/

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

public class Main {
    /**
     * Sets up repetitive action invocation on the given button until mouse is released.
     *
     * @param button button to set up
     * @param intervalMs initial repeat delay. Susbequent delays will be twice smaller than the initial.
     */
    public static void setupAutoRepeat(final JButton button, final int intervalMs) {
        class MouseListenerImpl extends MouseAdapter implements ActionListener {
            private Timer myTimer;
            private MouseEvent myEvent;

            @Override
            public void mousePressed(MouseEvent e) {
                if (myTimer == null) {
                    myEvent = e;
                    myTimer = new Timer(intervalMs, this);
                    myTimer.setInitialDelay(intervalMs);
                    myTimer.setDelay(intervalMs / 2);
                    myTimer.setRepeats(true);
                    myTimer.start();
                }
            }

            @Override
            public void mouseReleased(MouseEvent e) {
                if (myTimer != null) {
                    myTimer.stop();
                    myTimer = null;
                    myEvent = null;
                }
            }

            @Override
            public void actionPerformed(ActionEvent e) {
                ActionEvent event = new ActionEvent(button, ActionEvent.ACTION_PERFORMED, button.getActionCommand(),
                        EventQueue.getMostRecentEventTime(), myEvent.getModifiers());
                button.getAction().actionPerformed(event);
            }
        }
        button.addMouseListener(new MouseListenerImpl());
    }
}

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8. showToolTip(final boolean show, final JWindow tip, final JButton boton, final JLabel tipText)
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