// Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
package org.ibex.plat;

import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.awt.geom.*;
import java.net.*;
import java.util.*;
import org.ibex.util.*;
import java.lang.reflect.*;
import org.ibex.graphics.*;
import org.ibex.core.*;
import org.ibex.net.*;

/** Platform class for Java 1.4 AWT implementations */
public class Java4 extends Java2 {
    protected String getDescriptiveName() { return "Java 1.4+ JVM"; }
    public Java4() {
        java.awt.Toolkit.getDefaultToolkit().setDynamicLayout(true);
    }
    protected Surface __createSurface(final Box root, final boolean framed) { return new Java4Surface(root, framed); }
    public static class Java4Surface extends Java2Surface implements WindowStateListener, MouseWheelListener {
        public Java4Surface(Box root, boolean framed) {
            super(root, true);
            // JDK1.4 doesn't like java.lang.Window's...
            if (!framed) ((Frame)window).setUndecorated(true);
            window.addWindowStateListener(this);
            window.addMouseWheelListener(this);
            window.setVisible(true);
        }
        protected void makeVisible() { }
        protected void _setMaximized(boolean m) {
            if (frame == null) Log.info(this, "JDK 1.4 can only maximize frames, not windows");
            else frame.setExtendedState(m ? Frame.MAXIMIZED_BOTH : (minimized ? Frame.ICONIFIED : Frame.NORMAL));
        }
        protected void _setMinimized(boolean m) {
            if (frame == null) Log.info(this, "JDK 1.4 can only minimize frames, not windows");
            else frame.setExtendedState(m ? Frame.ICONIFIED : (maximized ? Frame.MAXIMIZED_BOTH : Frame.NORMAL));
        }
        public void windowStateChanged(WindowEvent e) {
            if (e.getOldState() == e.getNewState()) return;
            if ((e.getNewState() & Frame.MAXIMIZED_BOTH) != 0) Maximized(true);
            else if (((e.getOldState() & Frame.MAXIMIZED_BOTH) != 0) && (e.getNewState() & Frame.MAXIMIZED_BOTH) == 0)
                Maximized(false);
        }
        public void mouseWheelMoved(MouseWheelEvent m) {
            if (m.getScrollType() == MouseWheelEvent.WHEEL_UNIT_SCROLL) VScroll(m.getUnitsToScroll()); }
    }
}