tv.dyndns.kishibe.qmaclone.client.link.WidgetLinkData.java Source code

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Here is the source code for tv.dyndns.kishibe.qmaclone.client.link.WidgetLinkData.java

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//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.qmaclone.client.link;

import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;

import tv.dyndns.kishibe.qmaclone.client.Utility;
import tv.dyndns.kishibe.qmaclone.client.packet.PacketLinkData;
import tv.dyndns.kishibe.qmaclone.client.service.LinkService;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.safehtml.client.SafeHtmlTemplates;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;
import com.google.gwt.safehtml.shared.SafeUri;
import com.google.gwt.safehtml.shared.UriUtils;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;

public class WidgetLinkData extends VerticalPanel implements ClickHandler {
    private static final Logger logger = Logger.getLogger(WidgetLinkData.class.getName());

    interface LinkDataTemplate extends SafeHtmlTemplates {
        @Template("<a href='{0}' target='_blank'>{1}</a> / {2} - :{3}")
        SafeHtml messageWithLink(SafeUri url, String homePageName, String authorName, String lastUpdate);

        @Template("<a href='{0}' target='_black'><img src='{1]' /></a>")
        SafeHtml image(SafeUri url, String bannerUrl);
    }

    private static final LinkDataTemplate TEMPLATE = GWT.create(LinkDataTemplate.class);

    private final Button buttonUpdate = new Button("", this);
    private final Button buttonRemove = new Button("", this);
    private final PacketLinkData linkData;
    private final PanelLink panelLink;

    public WidgetLinkData(PacketLinkData linkData, PanelLink panelLink) {
        this.linkData = linkData;
        this.panelLink = panelLink;
        add(new HTML(TEMPLATE.messageWithLink(UriUtils.fromString(linkData.url), linkData.homePageName,
                linkData.authorName, Utility.toDateFormat(new Date(linkData.lastUpdate)))));

        {
            final HorizontalPanel panel = new HorizontalPanel();
            panel.setVerticalAlignment(ALIGN_MIDDLE);
            panel.add(new HTML(TEMPLATE.image(UriUtils.fromString(linkData.url), linkData.bannerUrl)));
            panel.add(new HTML(SafeHtmlUtils.fromString(linkData.description)));

            {
                final VerticalPanel panelButtons = new VerticalPanel();
                panelButtons.add(buttonUpdate);
                panelButtons.add(buttonRemove);
                panel.add(panelButtons);
            }

            add(panel);
        }
    }

    private final AsyncCallback<Void> callbackRemoveLinkData = new AsyncCallback<Void>() {
        public void onSuccess(Void result) {
            panelLink.reload();
        }

        public void onFailure(Throwable caught) {
            logger.log(Level.WARNING, "??????", caught);
        }
    };

    private void setEnabled(boolean enabled) {
        buttonUpdate.setEnabled(enabled);
        buttonRemove.setEnabled(enabled);
    }

    @Override
    public void onClick(ClickEvent event) {
        final Widget sender = (Widget) event.getSource();
        if (sender == buttonUpdate) {
            panelLink.onClickUpdate(linkData);
        } else if (sender == buttonRemove) {
            if (Window.confirm("??????")) {
                setEnabled(false);
                LinkService.Util.get().remove(linkData.id, callbackRemoveLinkData);
            }
        }
    }
}