ScrollingFrame.java

//
// Nenya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// https://github.com/threerings/nenya
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

package com.threerings.miso.client;

import java.awt.Color;
import java.awt.Component;
import java.awt.GraphicsConfiguration;

import javax.swing.JButton;
import javax.swing.JPanel;

import com.samskivert.swing.VGroupLayout;

import com.threerings.media.ManagedJFrame;
import com.threerings.media.SafeScrollPane;

/**
 * The main application window.
 */
public class ScrollingFrame extends ManagedJFrame
{
    /**
     * Creates a frame in which the scrolling test app can operate.
     */
    public ScrollingFrame (GraphicsConfiguration gc)
    {
        super(gc);

        // set up the frame options
        setTitle("Scene scrolling test");
        // setUndecorated(true);
        setIgnoreRepaint(true);
        setResizable(false);
        setDefaultCloseOperation(EXIT_ON_CLOSE);

        // set the frame and content panel background to black
        setBackground(Color.black);
        getContentPane().setBackground(Color.black);

        // create some interface elements to go with our scrolling panel
        VGroupLayout vgl = new VGroupLayout(VGroupLayout.STRETCH);
        vgl.setOffAxisPolicy(VGroupLayout.STRETCH);
        getContentPane().setLayout(vgl);

        vgl = new VGroupLayout(VGroupLayout.NONE);
        vgl.setOffAxisPolicy(VGroupLayout.STRETCH);
        JPanel stuff = new JPanel(vgl);
        for (int ii = 0; ii < 10; ii++) {
            stuff.add(new JButton("Button " + ii));
        }
        getContentPane().add(new SafeScrollPane(stuff));
    }

    /**
     * Sets the panel displayed by this frame.
     */
    public void setPanel (Component panel)
    {
        // if we had an old panel, remove it
        if (_panel != null) {
            getContentPane().remove(_panel);
        }

        // now add the new one
        _panel = panel;
        getContentPane().add(_panel, 0);
    }

    protected Component _panel;
}