ExtendedDockableBarDockableHolder.java

package com.vitco.layout;

import com.jidesoft.action.DefaultDockableBarDockableHolder;

import java.awt.*;

/**
 * Fixes bug with extended state of undecorated window (windows task bar is hidden).
 */
public class ExtendedDockableBarDockableHolder extends DefaultDockableBarDockableHolder {
    private Rectangle maxBounds;

    // constructor
    public ExtendedDockableBarDockableHolder(String title) {
        super(title);
        maxBounds = null;
    }

    public Rectangle getMaximizedBounds() {
        return(maxBounds);
    }

    public synchronized void setMaximizedBounds(Rectangle maxBounds) {
        this.maxBounds = maxBounds;
        super.setMaximizedBounds(maxBounds);
    }

    public synchronized void setExtendedState(int state) {
        if (maxBounds == null &&
                (state & Frame.MAXIMIZED_BOTH) == Frame.MAXIMIZED_BOTH) {
            Insets screenInsets = getToolkit().getScreenInsets(getGraphicsConfiguration());
            Rectangle screenSize = getGraphicsConfiguration().getBounds();
            Rectangle maxBounds = new Rectangle(screenInsets.left + screenSize.x,
                    screenInsets.top + screenSize.y,
                    screenSize.x + screenSize.width - screenInsets.right - screenInsets.left,
                    screenSize.y + screenSize.height - screenInsets.bottom - screenInsets.top);
            super.setMaximizedBounds(maxBounds);
        }

        super.setExtendedState(state);
    }
}