org.silverpeas.mobile.client.components.IframePage.java Source code

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Here is the source code for org.silverpeas.mobile.client.components.IframePage.java

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/*
 * Copyright (C) 2000 - 2018 Silverpeas
 * 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.
 *
 * As a special exception to the terms and conditions of version 3.0 of
 * the GPL, you may redistribute this Program in connection with Free/Libre
 * Open Source Software ("FLOSS") applications as described in Silverpeas's
 * FLOSS exception.  You should have received a copy of the text describing
 * the FLOSS exception, and it is also available here:
 * "http://www.silverpeas.org/docs/core/legal/floss_exception.html"
 *
 * 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 org.silverpeas.mobile.client.components;

import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.NodeList;
import com.google.gwt.dom.client.Style;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Frame;
import org.silverpeas.mobile.client.SpMobil;
import org.silverpeas.mobile.client.common.EventBus;
import org.silverpeas.mobile.client.common.app.View;
import org.silverpeas.mobile.client.common.mobil.Orientation;
import org.silverpeas.mobile.client.components.base.PageContent;
import org.silverpeas.mobile.client.components.base.events.window.AbstractWindowEvent;
import org.silverpeas.mobile.client.components.base.events.window.OrientationChangeEvent;
import org.silverpeas.mobile.client.components.base.events.window.WindowEventHandler;

/**
 * @author: svu
 */
public class IframePage extends PageContent implements View, WindowEventHandler {

    private Frame frame;

    public IframePage(String url) {
        frame = new Frame(url);
        frame.getElement().getStyle().setBorderWidth(0, Style.Unit.PX);
        frame.getElement().getStyle().setPosition(Style.Position.ABSOLUTE);
        frame.getElement().getStyle().setTop(SpMobil.getMainPage().getHeaderHeight(), Style.Unit.PX);

        setViewport();
        initWidget(frame);
        EventBus.getInstance().addHandler(AbstractWindowEvent.TYPE, this);
    }

    public void setSize(String width, String height) {
        frame.setSize(width, height);
    }

    @Override
    protected void setViewport() {
        NodeList<Element> metas = Document.get().getHead().getElementsByTagName("meta");
        for (int i = 0; i < metas.getLength(); i++) {
            if (metas.getItem(i).getAttribute("name").equals("viewport")) {
                metas.getItem(i).setAttribute("content",
                        "width=device-width, target-densitydpi=device-dpi, initial-scale=1.0, maximum-scale=5.0, user-scalable=1");
            }
        }
    }

    @Override
    public void back() {
        super.setViewport();
        super.back();
        EventBus.getInstance().removeHandler(AbstractWindowEvent.TYPE, this);
    }

    @Override
    public void onOrientationChange(final OrientationChangeEvent event) {
        int heightAvailable = Window.getClientHeight()
                - (SpMobil.getMainPage().getHeaderHeight() + SpMobil.getMainPage().getFooterHeight());
        int widthAvailable = Window.getClientWidth();
        setSize(widthAvailable + "px", heightAvailable + "px");

        if (event.getOrientation().equals(Orientation.Landscape)) {

        } else if (event.getOrientation().equals(Orientation.Portrait)) {

        }
    }
}