cc.kune.common.client.ui.AbstractAtBorderPopupPanel.java Source code

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Here is the source code for cc.kune.common.client.ui.AbstractAtBorderPopupPanel.java

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/*
 *
 * Copyright (C) 2007-2015 Licensed to the Comunes Association (CA) under
 * one or more contributor license agreements (see COPYRIGHT for details).
 * The CA licenses this file to you under the GNU Affero General Public
 * License version 3, (the "License"); you may not use this file except in
 * compliance with the License. This file is part of kune.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package cc.kune.common.client.ui;

import com.google.gwt.event.logical.shared.ResizeEvent;
import com.google.gwt.event.logical.shared.ResizeHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.UIObject;

// TODO: Auto-generated Javadoc
/**
 * The Class AbstractAtBorderPopupPanel.
 *
 * @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
 */
public abstract class AbstractAtBorderPopupPanel extends PopupPanel {

    /** The show centered. */
    private boolean showCentered = true;

    /** The show near object. */
    protected UIObject showNearObject;

    /**
     * Instantiates a new abstract at border popup panel.
     */
    public AbstractAtBorderPopupPanel() {
        this(false, false);
    }

    /**
     * Instantiates a new abstract at border popup panel.
     *
     * @param autohide the autohide
     */
    public AbstractAtBorderPopupPanel(final boolean autohide) {
        this(autohide, false);
    }

    /**
     * Instantiates a new abstract at border popup panel.
     *
     * @param autohide the autohide
     * @param modal the modal
     */
    public AbstractAtBorderPopupPanel(final boolean autohide, final boolean modal) {
        super(autohide, modal);
        setGlassEnabled(modal);
        init();
    }

    /**
     * Default style.
     */
    public void defaultStyle() {
        addStyleName("k-opacity90");
        addStyleName("k-box-10shadow");
    }

    /**
     * Inits the.
     */
    private void init() {
        Window.addResizeHandler(new ResizeHandler() {
            @Override
            public void onResize(final ResizeEvent event) {
                if (isShowing()) {
                    if (showCentered) {
                        setCenterPositionImpl();
                    } else {
                        showRelativeImpl();
                    }
                }
            }
        });
    }

    /**
     * Sets the center position.
     */
    public void setCenterPosition() {
        setCenterPositionImpl();
    }

    /**
     * Sets the center position impl.
     */
    protected abstract void setCenterPositionImpl();

    /**
     * Show centered.
     */
    public void showCentered() {
        showCentered = true;
        setCenterPositionImpl();
    }

    /**
     * Show near.
     *
     * @param object the object
     */
    public void showNear(final UIObject object) {
        this.showNearObject = object;
        showCentered = false;
        showRelativeImpl();
    }

    /**
     * Show relative impl.
     */
    private void showRelativeImpl() {
        showRelativeTo(showNearObject);
    }
}