feedtabs.xml

<?xml version="1.0" encoding="UTF-8" ?>
<Module>
<ModulePrefs title="__UP_title__"
directory_title="Feeds in Tabs"
description="Read up to four Atom or RSS feeds from within a single gadget using tabs. Feed titles and descriptions are optionally included and can be turned off. Customize the font-size and text for tab titles. Fetch 3-12 entries per feed including summaries if available."
author="Daniel L."
author_email="[email protected]"
author_affiliation="Google Inc."
author_location="Mountain View, CA"
screenshot="/ig/modules/feeds_tabs.png"
thumbnail="/ig/modules/feeds_tabs-thm.png"
height="250"
scrolling="false"
singleton="false">
<Require feature="dynamic-height"/>
<Require feature="setprefs"/>
<Require feature="tabs"/>
<Require feature="analytics"/>
</ModulePrefs>
<UserPref name="title" display_name="Gadget Title" default_value="Feeds in Tabs"/>
<UserPref name="tabFontSize" display_name="Tab Font Size" default_value="0.7em"/>
<UserPref name="showFeedDesc" display_name="Feed Descriptions" datatype="bool" default_value="true"/>
<UserPref name="feed1"
display_name="Feed 1: URL"
datatype="string"
default_value="http://groups.google.com/group/Google-Gadgets-API/feed/atom_v1_0_topics.xml"/>
<UserPref name="feedTitle1" display_name="Feed 1: Title" datatype="string" default_value="Gadgets API"/>
<UserPref name="feed2"
display_name="Feed 2: URL"
datatype="string"
default_value="http://code.google.com/feeds/updates.xml"/>
<UserPref name="feedTitle2" display_name="Feed 2: Title" datatype="string" default_value="Google Code"/>
<UserPref name="feed3"
display_name="Feed 3: URL"
datatype="string"
default_value="http://www.google.com/calendar/feeds/[email protected]/public/basic"/>
<UserPref name="feedTitle3" display_name="Feed 3: Title" datatype="string" default_value="Dev Events"/>
<UserPref name="feed4"
display_name="Feed 4: URL"
datatype="string"
default_value="http://googleblog.blogspot.com/atom.xml"/>
<UserPref name="feedTitle4" display_name="Feed 4: Title" datatype="string" default_value="Google Blog"/>
<UserPref name="entries" display_name="# of Entries" datatype="enum" default_value="3">
<EnumValue value="3"/>
<EnumValue value="4"/>
<EnumValue value="5"/>
<EnumValue value="6"/>
<EnumValue value="7"/>
<EnumValue value="8"/>
<EnumValue value="9"/>
<EnumValue value="10"/>
<EnumValue value="11"/>
<EnumValue value="12"/>
</UserPref>
<UserPref name="summaries" display_name="Summaries" datatype="enum" default_value="200">
<EnumValue value="-1" display_value="none"/>
<EnumValue value="100" display_value="short"/>
<EnumValue value="200" display_value="medium"/>
<EnumValue value="300" display_value="long"/>
<EnumValue value="400" display_value="longer"/>
<EnumValue value="0" display_value="show all"/>
</UserPref>
<UserPref name="renderHtml" display_name="Render HTML" datatype="bool" default_value="true"/>
<UserPref name="showTimestamp" display_name="Show Timestamp" datatype="bool" default_value="true"/>
<UserPref name="selectedTab" datatype="hidden"/>
<Content type="html"><![CDATA[
<style type="text/css">
.tablib_table {
font-size: __UP_tabFontSize__;
}
.tablib_selected, .tablib_unselected {
width: 23%;
}

.statusLabel {
font-size: 0.75em;
font-style: italic;
padding-top: 10px;
text-align: center;
}
.feedHeader {
padding-top: 5px;
font-size: 0.7em;
}
.feedHeader .feedTitle {
font-weight: bold;
font-size: 1.1em;
}
.feedHeader .feedAuthor {
font-weight: normal;
font-size: 0.8em;
color: #676767;
}

.feedList {
font-size: 0.7em;
margin: 0px;
padding: 0px 0px 5px 0px;
border-bottom: 1px solid #aaaaaa;
}
.feedList li {
margin-top: 5px;
padding: 3px 3px 0px 3px;
border-top: 1px solid #aaaaaa;
}
.feedList li div.entryTitle a {
font-weight: bold;
}
.feedList li div.entryTimestamp {
font-size: 0.95em;
font-style: italic;
color: #676767;
}
</style>

<script>
// Global variables
var prefs = new _IG_Prefs(__MODULE_ID__);
var tabs = new _IG_Tabs(__MODULE_ID__);

/**
* Initialize tabs when page loads.
* Create tab for each userpref only if userpref is not empty.
*/
function init() {
var f1 = _trim(prefs.getString("feed1"));
var f2 = _trim(prefs.getString("feed2"));
var f3 = _trim(prefs.getString("feed3"));
var f4 = _trim(prefs.getString("feed4"));
var ft1 = _trim(prefs.getString("feedTitle1"));
var ft2 = _trim(prefs.getString("feedTitle2"));
var ft3 = _trim(prefs.getString("feedTitle3"));
var ft4 = _trim(prefs.getString("feedTitle4"));

if (f1 != "") {
tabs.addDynamicTab(((ft1 == "") ? "Feed 1" : ft1), _IG_Callback(callbackTab, f1));
}
if (f2 != "") {
tabs.addDynamicTab(((ft2 == "") ? "Feed 2" : ft2), _IG_Callback(callbackTab, f2));
}
if (f3 != "") {
tabs.addDynamicTab(((ft3 == "") ? "Feed 3" : ft3), _IG_Callback(callbackTab, f3));
}
if (f4 != "") {
tabs.addDynamicTab(((ft4 == "") ? "Feed 4" : ft4), _IG_Callback(callbackTab, f4));
}
};

/**
* Fetches an Atom or RSS feed and generates content inside the
* selected tab's content container. This function is called whenever
* a tab is selected.
*/
function callbackTab(tabId, feedUrl) {
var showFeedDesc = prefs.getBool("showFeedDesc");
var summaries = prefs.getInt("summaries");
var entries = prefs.getInt("entries");
var renderHtml = prefs.getBool("renderHtml");
var showTimestamp = prefs.getBool("showTimestamp");
var container = _gel(tabId);

// Display loading message before fetching feed.
container.innerHTML = '<div class="statusLabel">Loading...</div>';

// Fetch feed and return it as a JSON object.
// Callback function is defined within local scope.
_IG_FetchFeedAsJSON(
feedUrl,
function(feed) {
if (typeof feed == "undefined" || typeof feed.Entry == "undefined") {
container.innerHTML = '<div class="statusLabel">Invalid feed URL:<br>' + feedUrl + '</div>';
} else {
// Fetch feed successful. Generate HTML content from returned JSON object.
// Create feed header containing title and description.
var html = new Array();
html.push('<div class="feedHeader">');
html.push('<div class="feedTitle">');
html.push((feed.Link != "") ? '<a target="_top" href="' + _hesc(feed.Link) + '">' + _hesc(feed.Title) + '</a>' : _hesc(feed.Title));
html.push((feed.Author != "") ? '<span class="feedAuthor"> by ' + _hesc(feed.Author) + '</span>' : "");
html.push('</div>');
if (showFeedDesc) {
html.push('<div class="feedDesc">' + _hesc(feed.Description) + '</div>');
}
html.push('</div>');

// Iterate through each feed entry and generate list of content.
html.push('<ul class="feedList">');
for (var n = 0; n < feed.Entry.length; n++) {
var entry = feed.Entry[n];
html.push('<li>');
html.push('<a target="_top" href="' + entry.Link + '"><b>' + _hesc(entry.Title) + '</b></a>');
if (typeof entry.Summary != "undefined" && entry.Summary != "") {
var summary = document.createElement("div");
summary.innerHTML = (summaries == 0) ? entry.Summary : entry.Summary.substr(0, summaries);
html.push('<div class="entrySummary">');
html.push((renderHtml ? summary.innerHTML : _hesc(summary.innerHTML)));
html.push('</div>');
}
if (!isNaN(entry.Date) && showTimestamp) {
html.push('<div class="entryTimestamp">[' + new Date(entry.Date * 1000).toLocaleString() + ']</div>');
}
html.push('</li>');
}
html.push('</ul>');
container.innerHTML = html.join("");
}


// Resize iframe height to fit content.
_IG_AdjustIFrameHeight();
},
entries,
(summaries > -1)
);
}

// Set onload event handler to call init()
_IG_RegisterOnloadHandler(init);
_IG_Analytics("UA-676947-9", "/feeds_tabs");
</script>
]]>
</Content>
</Module>