src/java.desktop/windows/classes/sun/awt/windows/WPageDialogPeer.java

/*
 * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package sun.awt.windows;

final class WPageDialogPeer extends WPrintDialogPeer {

    WPageDialogPeer(WPageDialog target) {
        super(target);
    }

    /**
     * Displays the page setup dialog placing the user's
     * settings into target's 'page'.
     */
    private native boolean _show();

    @Override
    public void show() {
        Runnable runnable = () -> {
            // Call pageSetup even with no printer installed, this
            // will display Windows error dialog and return false.
            try {
                ((WPrintDialog)target).setRetVal(_show());
            } catch (Exception e) {
                // No exception should be thrown by native dialog code,
                // but if it is we need to trap it so the thread does
                // not hide is called and the thread doesn't hang.
            }
            ((WPrintDialog)target).setVisible(false);
        };
        new Thread(null, runnable, "PageDialog", 0, false).start();
    }
}