/*

 * Copyright (c) 1996, 2014, 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,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package sun.awt.windows;

import java.awt.*;

import java.awt.peer.*;

import sun.awt.*;

import sun.awt.im.*;

final class WDialogPeer extends WWindowPeer implements DialogPeer {

    // Toolkit & peer internals

    // Platform default background for dialogs.  Gets set on target if

    // target has none explicitly specified.

    final static Color defaultBackground =  SystemColor.control;

    // If target doesn't have its background color set, we set its

    // background to platform default.

    boolean needDefaultBackground;

    WDialogPeer(Dialog target) {

        super(target);

        InputMethodManager imm = InputMethodManager.getInstance();

        String menuString = imm.getTriggerMenuString();

        if (menuString != null)

        {

            pSetIMMOption(menuString);

        }

    }

    native void createAwtDialog(WComponentPeer parent);

    @Override

    void create(WComponentPeer parent) {

        preCreate(parent);

        createAwtDialog(parent);

    }

    native void showModal();

    native void endModal();

    @Override

    void initialize() {

        Dialog target = (Dialog)this.target;

        // Need to set target's background to default _before_ a call

        // to super.initialize.

        if (needDefaultBackground) {

            target.setBackground(defaultBackground);

        }

        super.initialize();

        if (target.getTitle() != null) {

            setTitle(target.getTitle());

        }

        setResizable(target.isResizable());

    }

    @Override

    protected void realShow() {

        Dialog dlg = (Dialog)target;

        if (dlg.getModalityType() != Dialog.ModalityType.MODELESS) {

            showModal();

        } else {

            super.realShow();

        }

    }

    @Override

    @SuppressWarnings("deprecation")

    void hide() {

        Dialog dlg = (Dialog)target;

        if (dlg.getModalityType() != Dialog.ModalityType.MODELESS) {

            endModal();

        } else {

            super.hide();

        }

    }

    @Override

    public void blockWindows(java.util.List<Window> toBlock) {

        for (Window w : toBlock) {

            if (wp != null) {

                wp.setModalBlocked((Dialog)target, true);

            }

        }

    }

    @Override

    public Dimension getMinimumSize() {

        if (((Dialog)target).isUndecorated()) {

            return super.getMinimumSize();

        } else {

            return new Dimension(getSysMinWidth(), getSysMinHeight());

        }

    }

    @Override

    boolean isTargetUndecorated() {

        return ((Dialog)target).isUndecorated();

    }

    @Override

    public void reshape(int x, int y, int width, int height) {

        if (((Dialog)target).isUndecorated()) {

            super.reshape(x, y, width, height);

        } else {

            reshapeFrame(x, y, width, height);

        }

    }

    /* Native create() peeks at target's background and if it's null

     * calls this method to arrage for default background to be set on

     * target.  Can't make the check in Java, since getBackground will

     * return owner's background if target has none set.

     */

    private void setDefaultColor() {

        // Can't call target.setBackground directly, since we are

        // called on toolkit thread.  Can't schedule a Runnable on the

        // EventHandlerThread because of the race condition.  So just

        // set a flag and call target.setBackground in initialize.

        needDefaultBackground = true;

    }

    native void pSetIMMOption(String option);

    void notifyIMMOptionChange(){

      InputMethodManager.getInstance().notifyChangeRequest((Component)target);

    }

}