Example usage for com.google.gwt.ajaxfeed.client.impl Globals API

Introduction

In this page you can find the example usage for com.google.gwt.ajaxfeed.client.impl Globals API.

Prototype

Globals API

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Usage

From source file:com.google.gwt.sample.feedreader.client.FeedSelectPanel.java

License:Apache License

public FeedSelectPanel(final ConfigurationPanel parent, final Configuration configuration, String query) {
    super("Select feed...", parent);

    FeedCallback fc = new FeedCallback() {
        public void onLoad(final JavaScriptObject jso) {
            RESULT_API.bind(jso);//w  w w.j  a v a  2  s  .c o  m

            ErrorWrapper error = RESULT_API.getError(jso);
            if (error != null) {
                Window.alert("Unable to find feeds.\n" + error.getMessage());
                return;
            }

            // Remove the loading message
            clear();

            // Update the UI piecewise
            DeferredCommand.addCommand(new IncrementalCommand() {
                List feeds = configuration.getFeeds();
                Iterator i = RESULT_API.getEntries(jso).iterator();

                public boolean execute() {
                    final FindResultApi.Entry entry = (FindResultApi.Entry) i.next();
                    if (feeds.contains(entry.getUrl())) {
                        return i.hasNext();
                    }

                    UnsunkLabel title = new UnsunkLabel(entry.getTitle(), true);
                    title.addStyleName("title");
                    UnsunkLabel snippit = new UnsunkLabel(entry.getContentSnippet(), true);
                    snippit.addStyleName("snippit");
                    UnsunkLabel url = new UnsunkLabel(entry.getUrl());
                    url.addStyleName("snippit");

                    FlowPanel vp = new FlowPanel();
                    vp.add(title);
                    vp.add(snippit);
                    vp.add(url);

                    add(new PanelLabel(vp, new Command() {
                        public void execute() {
                            History.newItem(entry.getUrl());
                        }
                    }));

                    return i.hasNext();
                }
            });
        }
    };

    Globals.API.findFeeds(query, fc);

    addStyleName("FeedSelectPanel");
    add(new PanelLabel("Waiting for results"));
}

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