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"../../package/pip/script/" class=
"md-nav__link">
1213 <li class=
"md-nav__item">
1214 <a href=
"../../package/pip/smiley/" class=
"md-nav__link">
1225 <li class=
"md-nav__item">
1226 <a href=
"../../package/pip/sql/" class=
"md-nav__link">
1237 <li class=
"md-nav__item">
1238 <a href=
"../../package/pip/style/" class=
"md-nav__link">
1249 <li class=
"md-nav__item">
1250 <a href=
"../../package/pip/template/" class=
"md-nav__link">
1261 <li class=
"md-nav__item">
1262 <a href=
"../../package/pip/template-listener/" class=
"md-nav__link">
1273 <li class=
"md-nav__item">
1274 <a href=
"../../package/pip/user-group-option/" class=
"md-nav__link">
1285 <li class=
"md-nav__item">
1286 <a href=
"../../package/pip/user-menu/" class=
"md-nav__link">
1297 <li class=
"md-nav__item">
1298 <a href=
"../../package/pip/user-notification-event/" class=
"md-nav__link">
1299 userNotificationEvent
1309 <li class=
"md-nav__item">
1310 <a href=
"../../package/pip/user-option/" class=
"md-nav__link">
1321 <li class=
"md-nav__item">
1322 <a href=
"../../package/pip/user-profile-menu/" class=
"md-nav__link">
1339 <li class=
"md-nav__item">
1340 <a href=
"../../package/database-php-api/" class=
"md-nav__link">
1361 <li class=
"md-nav__item md-nav__item--nested">
1364 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6" type=
"checkbox" id=
"__nav_6" >
1366 <label class=
"md-nav__link" for=
"__nav_6">
1368 <span class=
"md-nav__icon md-icon"></span>
1370 <nav class=
"md-nav" aria-label=
"Migration" data-md-level=
"1">
1371 <label class=
"md-nav__title" for=
"__nav_6">
1372 <span class=
"md-nav__icon md-icon"></span>
1375 <ul class=
"md-nav__list" data-md-scrollfix
>
1382 <li class=
"md-nav__item md-nav__item--nested">
1385 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6_1" type=
"checkbox" id=
"__nav_6_1" >
1387 <label class=
"md-nav__link" for=
"__nav_6_1">
1388 Migrating from WSC
5.3
1389 <span class=
"md-nav__icon md-icon"></span>
1391 <nav class=
"md-nav" aria-label=
"Migrating from WSC 5.3" data-md-level=
"2">
1392 <label class=
"md-nav__title" for=
"__nav_6_1">
1393 <span class=
"md-nav__icon md-icon"></span>
1394 Migrating from WSC
5.3
1396 <ul class=
"md-nav__list" data-md-scrollfix
>
1402 <li class=
"md-nav__item">
1403 <a href=
"../../migration/wsc53/php/" class=
"md-nav__link">
1414 <li class=
"md-nav__item">
1415 <a href=
"../../migration/wsc53/session/" class=
"md-nav__link">
1416 Session Handling and Authentication
1426 <li class=
"md-nav__item">
1427 <a href=
"../../migration/wsc53/javascript/" class=
"md-nav__link">
1438 <li class=
"md-nav__item">
1439 <a href=
"../../migration/wsc53/templates/" class=
"md-nav__link">
1450 <li class=
"md-nav__item">
1451 <a href=
"../../migration/wsc53/libraries/" class=
"md-nav__link">
1452 Third Party Libraries
1469 <li class=
"md-nav__item md-nav__item--nested">
1472 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6_2" type=
"checkbox" id=
"__nav_6_2" >
1474 <label class=
"md-nav__link" for=
"__nav_6_2">
1475 Migrating from WSC
5.2
1476 <span class=
"md-nav__icon md-icon"></span>
1478 <nav class=
"md-nav" aria-label=
"Migrating from WSC 5.2" data-md-level=
"2">
1479 <label class=
"md-nav__title" for=
"__nav_6_2">
1480 <span class=
"md-nav__icon md-icon"></span>
1481 Migrating from WSC
5.2
1483 <ul class=
"md-nav__list" data-md-scrollfix
>
1489 <li class=
"md-nav__item">
1490 <a href=
"../../migration/wsc52/php/" class=
"md-nav__link">
1501 <li class=
"md-nav__item">
1502 <a href=
"../../migration/wsc52/templates/" class=
"md-nav__link">
1503 Templates and Languages
1513 <li class=
"md-nav__item">
1514 <a href=
"../../migration/wsc52/libraries/" class=
"md-nav__link">
1515 Third Party Libraries
1532 <li class=
"md-nav__item md-nav__item--nested">
1535 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6_3" type=
"checkbox" id=
"__nav_6_3" >
1537 <label class=
"md-nav__link" for=
"__nav_6_3">
1538 Migrating from WSC
3.1
1539 <span class=
"md-nav__icon md-icon"></span>
1541 <nav class=
"md-nav" aria-label=
"Migrating from WSC 3.1" data-md-level=
"2">
1542 <label class=
"md-nav__title" for=
"__nav_6_3">
1543 <span class=
"md-nav__icon md-icon"></span>
1544 Migrating from WSC
3.1
1546 <ul class=
"md-nav__list" data-md-scrollfix
>
1552 <li class=
"md-nav__item">
1553 <a href=
"../../migration/wsc31/php/" class=
"md-nav__link">
1571 <li class=
"md-nav__item md-nav__item--nested">
1574 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6_4" type=
"checkbox" id=
"__nav_6_4" >
1576 <label class=
"md-nav__link" for=
"__nav_6_4">
1577 Migrating from WSC
3.0
1578 <span class=
"md-nav__icon md-icon"></span>
1580 <nav class=
"md-nav" aria-label=
"Migrating from WSC 3.0" data-md-level=
"2">
1581 <label class=
"md-nav__title" for=
"__nav_6_4">
1582 <span class=
"md-nav__icon md-icon"></span>
1583 Migrating from WSC
3.0
1585 <ul class=
"md-nav__list" data-md-scrollfix
>
1591 <li class=
"md-nav__item">
1592 <a href=
"../../migration/wsc30/php/" class=
"md-nav__link">
1603 <li class=
"md-nav__item">
1604 <a href=
"../../migration/wsc30/javascript/" class=
"md-nav__link">
1615 <li class=
"md-nav__item">
1616 <a href=
"../../migration/wsc30/templates/" class=
"md-nav__link">
1627 <li class=
"md-nav__item">
1628 <a href=
"../../migration/wsc30/css/" class=
"md-nav__link">
1639 <li class=
"md-nav__item">
1640 <a href=
"../../migration/wsc30/package/" class=
"md-nav__link">
1658 <li class=
"md-nav__item md-nav__item--nested">
1661 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_6_5" type=
"checkbox" id=
"__nav_6_5" >
1663 <label class=
"md-nav__link" for=
"__nav_6_5">
1664 Migrating from WCF
2.1
1665 <span class=
"md-nav__icon md-icon"></span>
1667 <nav class=
"md-nav" aria-label=
"Migrating from WCF 2.1" data-md-level=
"2">
1668 <label class=
"md-nav__title" for=
"__nav_6_5">
1669 <span class=
"md-nav__icon md-icon"></span>
1670 Migrating from WCF
2.1
1672 <ul class=
"md-nav__list" data-md-scrollfix
>
1678 <li class=
"md-nav__item">
1679 <a href=
"../../migration/wcf21/php/" class=
"md-nav__link">
1690 <li class=
"md-nav__item">
1691 <a href=
"../../migration/wcf21/templates/" class=
"md-nav__link">
1702 <li class=
"md-nav__item">
1703 <a href=
"../../migration/wcf21/css/" class=
"md-nav__link">
1714 <li class=
"md-nav__item">
1715 <a href=
"../../migration/wcf21/package/" class=
"md-nav__link">
1742 <li class=
"md-nav__item md-nav__item--nested">
1745 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_7" type=
"checkbox" id=
"__nav_7" >
1747 <label class=
"md-nav__link" for=
"__nav_7">
1749 <span class=
"md-nav__icon md-icon"></span>
1751 <nav class=
"md-nav" aria-label=
"Tutorials" data-md-level=
"1">
1752 <label class=
"md-nav__title" for=
"__nav_7">
1753 <span class=
"md-nav__icon md-icon"></span>
1756 <ul class=
"md-nav__list" data-md-scrollfix
>
1763 <li class=
"md-nav__item md-nav__item--nested">
1766 <input class=
"md-nav__toggle md-toggle" data-md-toggle=
"__nav_7_1" type=
"checkbox" id=
"__nav_7_1" >
1768 <label class=
"md-nav__link" for=
"__nav_7_1">
1770 <span class=
"md-nav__icon md-icon"></span>
1772 <nav class=
"md-nav" aria-label=
"Tutorial Series" data-md-level=
"2">
1773 <label class=
"md-nav__title" for=
"__nav_7_1">
1774 <span class=
"md-nav__icon md-icon"></span>
1777 <ul class=
"md-nav__list" data-md-scrollfix
>
1783 <li class=
"md-nav__item">
1784 <a href=
"../../tutorial/series/overview/" class=
"md-nav__link">
1795 <li class=
"md-nav__item">
1796 <a href=
"../../tutorial/series/part_1/" class=
"md-nav__link">
1807 <li class=
"md-nav__item">
1808 <a href=
"../../tutorial/series/part_2/" class=
"md-nav__link">
1819 <li class=
"md-nav__item">
1820 <a href=
"../../tutorial/series/part_3/" class=
"md-nav__link">
1847 <div class=
"md-sidebar md-sidebar--secondary" data-md-component=
"sidebar" data-md-type=
"toc" >
1848 <div class=
"md-sidebar__scrollwrap">
1849 <div class=
"md-sidebar__inner">
1851 <nav class=
"md-nav md-nav--secondary" aria-label=
"Table of contents">
1857 <label class=
"md-nav__title" for=
"__toc">
1858 <span class=
"md-nav__icon md-icon"></span>
1861 <ul class=
"md-nav__list" data-md-component=
"toc" data-md-scrollfix
>
1863 <li class=
"md-nav__item">
1864 <a href=
"#introduction" class=
"md-nav__link">
1870 <li class=
"md-nav__item">
1871 <a href=
"#defining-a-module" class=
"md-nav__link">
1877 <li class=
"md-nav__item">
1878 <a href=
"#loading-a-module" class=
"md-nav__link">
1882 <nav class=
"md-nav" aria-label=
"Loading a Module">
1883 <ul class=
"md-nav__list">
1885 <li class=
"md-nav__item">
1886 <a href=
"#module-aliases" class=
"md-nav__link">
1905 <div class=
"md-content" data-md-component=
"content">
1906 <article class=
"md-content__inner md-typeset">
1909 <a href=
"https://github.com/WoltLab/docs.woltlab.com/edit/master/docs/javascript/new-api_writing-a-module.md" title=
"Edit this page" class=
"md-content__button md-icon">
1910 <svg xmlns=
"http://www.w3.org/2000/svg" viewBox=
"0 0 24 24"><path d=
"M20.71 7.04c.39-.39.39-1.04 0-1.41l-2.34-2.34c-.37-.39-1.02-.39-1.41 0l-1.84 1.83 3.75 3.75M3 17.25V21h3.75L17.81 9.93l-3.75-3.75L3 17.25z"/></svg>
1914 <h1 id=
"writing-a-module-javascript-api">Writing a Module - JavaScript API
<a class=
"headerlink" href=
"#writing-a-module-javascript-api" title=
"Permanent link">#
</a></h1>
1915 <h2 id=
"introduction">Introduction
<a class=
"headerlink" href=
"#introduction" title=
"Permanent link">#
</a></h2>
1916 <p>The new JavaScript-API was introduced with WoltLab Suite
3.0 and was a major
1917 change in all regards. The previously used API heavily relied on larger JavaScript
1918 files that contained a lot of different components with hidden dependencies
1919 and suffered from extensive jQuery usage for historic reasons.
</p>
1920 <p>Eventually a new API was designed that solves the issues with the legacy API
1921 by following a few basic principles:
1922 1. Vanilla ES5-JavaScript.
<br />
1923 It allows us to achieve the best performance across all platforms, there is
1924 simply no reason to use jQuery today and the performance penalty on mobile
1925 devices is a real issue.
1926 2. Strict usage of modules.
<br />
1927 Each component is placed in an own file and all dependencies are explicitly
1928 declared and injected at the top.Eventually we settled with AMD-style modules
1929 using require.js which offers both lazy loading and
"ahead of time"-compilatio
1930 with
<code>r.js
</code>.
1931 3. No jQuery-based components on page init.
<br />
1932 Nothing is more annoying than loading a page and then wait for JavaScript to
1933 modify the page before it becomes usable, forcing the user to sit and wait.
1934 Heavily optimized vanilla JavaScript components offered the speed we wanted.
1935 4. Limited backwards-compatibility.
<br />
1936 The new API should make it easy to update existing components by providing
1937 similar interfaces, while still allowing legacy code to run side-by-side for
1938 best compatibility and to avoid rewritting everything from the start.
</p>
1939 <h2 id=
"defining-a-module">Defining a Module
<a class=
"headerlink" href=
"#defining-a-module" title=
"Permanent link">#
</a></h2>
1940 <p>The default location for modules is
<code>js/
</code> in the Core's app dir,
1941 but every app and plugin can register their own lookup path by providing the path
1942 using a
<a href=
"../../package/pip/template-listener/">template-listener
</a> on
<code>requirePaths@headIncludeJavaScript
</code>.
</p>
1943 <p>For this example we'll assume the file is placed at
<code>js/WoltLabSuite/Core/Ui/Foo.js
</code>,
1944 the module name is therefore
<code>WoltLabSuite/Core/Ui/Foo
</code>, it is automatically
1945 derived from the file path and name.
</p>
1946 <p>For further instructions on how to define and require modules head over to the
<a href=
"http://requirejs.org/docs/api.html">RequireJS API
</a>.
</p>
1947 <div class=
"highlight"><pre><span></span><code><span class=
"nx">define
</span><span class=
"p">([
</span><span class=
"s2">"Ajax
"</span><span class=
"p">,
</span> <span class=
"s2">"WoltLabSuite/Core/Ui/Bar
"</span><span class=
"p">],
</span> <span class=
"kd">function
</span><span class=
"p">(
</span><span class=
"nx">Ajax
</span><span class=
"p">,
</span> <span class=
"nx">UiBar
</span><span class=
"p">)
</span> <span class=
"p">{
</span>
1948 <span class=
"s2">"use strict
"</span><span class=
"p">;
</span>
1950 <span class=
"kd">function
</span> <span class=
"nx">Foo
</span><span class=
"p">()
</span> <span class=
"p">{
</span> <span class=
"k">this
</span><span class=
"p">.
</span><span class=
"nx">init
</span><span class=
"p">();
</span> <span class=
"p">}
</span>
1951 <span class=
"nx">Foo
</span><span class=
"p">.
</span><span class=
"nx">prototype
</span> <span class=
"o">=
</span> <span class=
"p">{
</span>
1952 <span class=
"nx">init
</span><span class=
"o">:
</span> <span class=
"kd">function
</span><span class=
"p">()
</span> <span class=
"p">{
</span>
1953 <span class=
"nx">elBySel
</span><span class=
"p">(
</span><span class=
"s2">".myButton
"</span><span class=
"p">).
</span><span class=
"nx">addEventListener
</span><span class=
"p">(
</span><span class=
"nx">WCF_CLICK_EVENT
</span><span class=
"p">,
</span> <span class=
"k">this
</span><span class=
"p">.
</span><span class=
"nx">_click
</span><span class=
"p">.
</span><span class=
"nx">bind
</span><span class=
"p">(
</span><span class=
"k">this
</span><span class=
"p">));
</span>
1954 <span class=
"p">},
</span>
1956 <span class=
"nx">_click
</span><span class=
"o">:
</span> <span class=
"kd">function
</span><span class=
"p">(
</span><span class=
"nx">event
</span><span class=
"p">)
</span> <span class=
"p">{
</span>
1957 <span class=
"nx">event
</span><span class=
"p">.
</span><span class=
"nx">preventDefault
</span><span class=
"p">();
</span>
1959 <span class=
"k">if
</span> <span class=
"p">(
</span><span class=
"nx">UiBar
</span><span class=
"p">.
</span><span class=
"nx">isSnafucated
</span><span class=
"p">())
</span> <span class=
"p">{
</span>
1960 <span class=
"nx">Ajax
</span><span class=
"p">.
</span><span class=
"nx">api
</span><span class=
"p">(
</span><span class=
"k">this
</span><span class=
"p">);
</span>
1961 <span class=
"p">}
</span>
1962 <span class=
"p">},
</span>
1964 <span class=
"nx">_ajaxSuccess
</span><span class=
"o">:
</span> <span class=
"kd">function
</span><span class=
"p">(
</span><span class=
"nx">data
</span><span class=
"p">)
</span> <span class=
"p">{
</span>
1965 <span class=
"nx">console
</span><span class=
"p">.
</span><span class=
"nx">log
</span><span class=
"p">(
</span><span class=
"s2">"Received response
"</span><span class=
"p">,
</span> <span class=
"nx">data
</span><span class=
"p">);
</span>
1966 <span class=
"p">},
</span>
1968 <span class=
"nx">_ajaxSetup
</span><span class=
"o">:
</span> <span class=
"kd">function
</span><span class=
"p">()
</span> <span class=
"p">{
</span>
1969 <span class=
"k">return
</span> <span class=
"p">{
</span>
1970 <span class=
"nx">data
</span><span class=
"o">:
</span> <span class=
"p">{
</span>
1971 <span class=
"nx">actionName
</span><span class=
"o">:
</span> <span class=
"s2">"makeSnafucated
"</span><span class=
"p">,
</span>
1972 <span class=
"nx">className
</span><span class=
"o">:
</span> <span class=
"s2">"wcf\\data\\foo\\FooAction
"</span>
1973 <span class=
"p">}
</span>
1974 <span class=
"p">};
</span>
1975 <span class=
"p">}
</span>
1976 <span class=
"p">}
</span>
1978 <span class=
"k">return
</span> <span class=
"nx">Foo
</span><span class=
"p">;
</span>
1979 <span class=
"p">});
</span>
1981 <h2 id=
"loading-a-module">Loading a Module
<a class=
"headerlink" href=
"#loading-a-module" title=
"Permanent link">#
</a></h2>
1982 <p>Modules can then be loaded through their derived name:
</p>
1983 <div class=
"highlight"><pre><span></span><code><span class=
"p"><</span><span class=
"nt">script
</span> <span class=
"na">data-relocate
</span><span class=
"o">=
</span><span class=
"s">"true
"</span><span class=
"p">></span>
1984 <span class=
"nx">require
</span><span class=
"p">([
</span><span class=
"s2">"WoltLabSuite/Core/Ui/Foo
"</span><span class=
"p">],
</span> <span class=
"kd">function
</span><span class=
"p">(
</span><span class=
"nx">UiFoo
</span><span class=
"p">)
</span> <span class=
"p">{
</span>
1985 <span class=
"k">new
</span> <span class=
"nx">UiFoo
</span><span class=
"p">();
</span>
1986 <span class=
"p">});
</span>
1987 <span class=
"p"></
</span><span class=
"nt">script
</span><span class=
"p">></span>
1989 <h3 id=
"module-aliases">Module Aliases
<a class=
"headerlink" href=
"#module-aliases" title=
"Permanent link">#
</a></h3>
1990 <p>Some common modules have short-hand aliases that can be used to include them
1991 without writing out their full name. You can still use their original path, but
1992 it is strongly recommended to use the aliases for consistency.
</p>
2002 <td><a href=
"../new-api_ajax/">Ajax
</a></td>
2003 <td>WoltLabSuite/Core/Ajax
</td>
2007 <td>WoltLabSuite/Core/Ajax/Jsonp
</td>
2010 <td>AjaxRequest
</td>
2011 <td>WoltLabSuite/Core/Ajax/Request
</td>
2014 <td>CallbackList
</td>
2015 <td>WoltLabSuite/Core/CallbackList
</td>
2019 <td>WoltLabSuite/Core/ColorUtil
</td>
2022 <td><a href=
"../new-api_core/">Core
</a></td>
2023 <td>WoltLabSuite/Core/Core
</td>
2027 <td>WoltLabSuite/Core/Date/Util
</td>
2031 <td>WoltLabSuite/Core/Devtools
</td>
2034 <td><a href=
"../new-api_data-structures/">Dictionary
</a></td>
2035 <td>WoltLabSuite/Core/Dictionary
</td>
2038 <td><a href=
"../new-api_dom/">Dom/ChangeListener
</a></td>
2039 <td>WoltLabSuite/Core/Dom/Change/Listener
</td>
2042 <td>Dom/Traverse
</td>
2043 <td>WoltLabSuite/Core/Dom/Traverse
</td>
2046 <td><a href=
"../new-api_dom/">Dom/Util
</a></td>
2047 <td>WoltLabSuite/Core/Dom/Util
</td>
2050 <td><a href=
"../new-api_browser/">Environment
</a></td>
2051 <td>WoltLabSuite/Core/Environment
</td>
2054 <td><a href=
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2055 <td>WoltLabSuite/Core/Event/Handler
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2058 <td><a href=
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2059 <td>WoltLabSuite/Core/Event/Key
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2062 <td><a href=
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2063 <td>WoltLabSuite/Core/Language
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2066 <td><a href=
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2067 <td>WoltLabSuite/Core/List
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2070 <td><a href=
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2071 <td>WoltLabSuite/Core/ObjectMap
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2075 <td>WoltLabSuite/Core/Permission
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2078 <td><a href=
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</a></td>
2079 <td>WoltLabSuite/Core/StringUtil
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2082 <td><a href=
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2083 <td>WoltLabSuite/Core/Ui/Alignment
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2086 <td><a href=
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2087 <td>WoltLabSuite/Core/Ui/CloseOverlay
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2090 <td><a href=
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2091 <td>WoltLabSuite/Core/Ui/Confirmation
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2094 <td><a href=
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2095 <td>WoltLabSuite/Core/Ui/Dialog
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2098 <td><a href=
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2099 <td>WoltLabSuite/Core/Ui/Notification
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2102 <td>Ui/ReusableDropdown
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2103 <td>WoltLabSuite/Core/Ui/Dropdown/Reusable
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2106 <td><a href=
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2107 <td>WoltLabSuite/Core/Ui/Screen
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2111 <td>WoltLabSuite/Core/Ui/Scroll
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2114 <td>Ui/SimpleDropdown
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2115 <td>WoltLabSuite/Core/Ui/Dropdown/Simple
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2119 <td>WoltLabSuite/Core/Ui/TabMenu
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2123 <td>WoltLabSuite/Core/Upload
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2127 <td>WoltLabSuite/Core/User
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