com.edgenius.wiki.gwt.client.widgets.HelpDialog.java Source code

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Here is the source code for com.edgenius.wiki.gwt.client.widgets.HelpDialog.java

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/* 
 * =============================================================
 * Copyright (C) 2007-2011 Edgenius (http://www.edgenius.com)
 * =============================================================
 * License Information: http://www.edgenius.com/licensing/edgenius/2.0/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2.0
 * as published by the Free Software Foundation.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * http://www.gnu.org/licenses/gpl.txt
 *  
 * ****************************************************************
 */
package com.edgenius.wiki.gwt.client.widgets;

import com.edgenius.wiki.gwt.client.Css;
import com.edgenius.wiki.gwt.client.GwtClientUtils;
import com.edgenius.wiki.gwt.client.i18n.Msg;
import com.edgenius.wiki.gwt.client.server.utils.SharedConstants;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.DecoratedTabPanel;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.Frame;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.VerticalPanel;

/**
 * @author Dapeng.Ni
 */
public class HelpDialog extends DialogBox implements ClickHandler {
    ClickLink sPop = new ClickLink(Msg.consts.open_new_window());
    ClickLink kPop = new ClickLink(Msg.consts.open_new_window());
    Image sImg = new Image(IconBundle.I.get().new_window());
    Image kImg = new Image(IconBundle.I.get().new_window());

    public HelpDialog() {
        this.setText(Msg.consts.help() + " - " + Msg.consts.press() + " F1");
        this.setIcon(new Image(IconBundle.I.get().help()));
        Frame syntax = new Frame(showHtmlPage("static/syntax.html"));
        Frame key = new Frame(showHtmlPage("static/keys.html"));

        DOM.setElementAttribute(syntax.getElement(), "frameborder", "0");
        DOM.setElementAttribute(key.getElement(), "frameborder", "0");

        FlowPanel sbar = new FlowPanel();
        Image sImg1 = new Image(IconBundle.I.get().home_link());
        sbar.add(sImg1);
        HTML sHome = new HTML(
                "<a href='http://geniuswiki.com/page/GeniusWiki+document/GeniusWiki+document' target='_blank'> "
                        + Msg.consts.online_help() + "</a>");
        sbar.add(sHome);
        //the latter one display first!
        sbar.add(sPop);
        sbar.add(sImg);

        sbar.setWidth("100%");
        sImg1.setStyleName(Css.LEFT);
        sHome.setStyleName(Css.LEFT);
        sImg.setStyleName(Css.RIGHT);
        sPop.setStyleName(Css.RIGHT);
        sImg.addClickHandler(this);
        sPop.addClickHandler(this);

        FlowPanel kbar = new FlowPanel();
        Image kImg1 = new Image(IconBundle.I.get().home_link());
        HTML kHome = new HTML(
                "<a href='http://geniuswiki.com/page/GeniusWiki+document/GeniusWiki+document' target='_blank'> "
                        + Msg.consts.online_help() + "</a>");
        kbar.add(kImg1);
        kbar.add(kHome);

        //the latter one display first!
        kbar.add(kPop);
        kbar.add(kImg);
        kbar.setWidth("100%");

        kImg1.setStyleName(Css.LEFT);
        kHome.setStyleName(Css.LEFT);
        kImg.setStyleName(Css.RIGHT);
        kPop.setStyleName(Css.RIGHT);
        kImg.addClickHandler(this);
        kPop.addClickHandler(this);

        VerticalPanel syntaxPanel = new VerticalPanel();
        syntaxPanel.add(sbar);
        syntaxPanel.add(syntax);
        syntaxPanel.setCellHeight(sbar, "30px");
        syntaxPanel.setCellHeight(syntax, "100%");

        VerticalPanel keyPanel = new VerticalPanel();
        keyPanel.add(kbar);
        keyPanel.add(key);
        keyPanel.setCellHeight(kbar, "30px");
        keyPanel.setCellHeight(key, "100%");

        DecoratedTabPanel deck = new DecoratedTabPanel();
        deck.add(syntaxPanel, Msg.consts.markup());
        deck.add(keyPanel, Msg.consts.keyboard());

        //show markup panel
        deck.selectTab(0);
        this.setWidget(deck);

        syntax.setSize("100%", "100%");
        key.setSize("100%", "100%");
        deck.addStyleName(Css.DECK);
        this.addStyleName(Css.HELP_DIALOG_BOX);

    }

    /**
     * @return
     */
    private String showHtmlPage(String src) {
        return GwtClientUtils.getBaseUrl() + src;
    }

    public void onClick(ClickEvent event) {
        Object sender = event.getSource();
        this.hidebox();
        if (sender == sPop || sender == sImg) {
            Window.open(GwtClientUtils.getBaseUrl() + "static/syntax.html", SharedConstants.APP_NAME + "SyntaxHelp",
                    "");
        } else if (sender == kPop) {
            Window.open(GwtClientUtils.getBaseUrl() + "static/keys.html", SharedConstants.APP_NAME + "KeysHelp",
                    "");
        }
    }

}