svn commit: r1025456 [2/3] - in /websites/production/tapestry/content: assets.html cache/main.pageCache class-reloading.html component-classes.html component-reference.html component-templates.html project-layout.html

Thu, 15 Feb 2018 19:22:25 -0800 

Modified: websites/production/tapestry/content/component-reference.html
==============================================================================
--- websites/production/tapestry/content/component-reference.html (original)
+++ websites/production/tapestry/content/component-reference.html Fri Feb 16 
03:21:19 2018
@@ -110,15 +110,15 @@
 
 
 <p>&#160;</p><p><strong>Contents</strong></p><p><style 
type="text/css">/*<![CDATA[*/
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-/*]]>*/</style></p><div class="toc-macro rbtoc1518492023766">
+/*]]>*/</style></p><div class="toc-macro rbtoc1518751227478">
 <ul class="toc-indentation"><li><a  
href="#ComponentReference-Tapestry-providedComponents">Tapestry-provided 
Components</a>
 <ul class="toc-indentation"><li><a  
href="#ComponentReference-AJAX-specificComponents">AJAX-specific 
Components</a></li><li><a  
href="#ComponentReference-BeanDisplaying&amp;Editing">Bean Displaying &amp; 
Editing</a></li><li><a  
href="#ComponentReference-ConditionalandLoopingComponents">Conditional and 
Looping Components</a></li><li><a  
href="#ComponentReference-FormComponents">Form Components</a></li><li><a  
href="#ComponentReference-Grids,TablesandTrees">Grids, Tables and 
Trees</a></li><li><a  href="#ComponentReference-LinksandButtons">Links and 
Buttons</a></li><li><a  href="#ComponentReference-OutputandMessages">Output and 
Messages</a></li><li><a  
href="#ComponentReference-Miscellaneous">Miscellaneous</a></li></ul>
 </li><li><a  href="#ComponentReference-TapestryMixins">Tapestry 
Mixins</a></li><li><a  href="#ComponentReference-TapestryPages">Tapestry 
Pages</a></li><li><a  href="#ComponentReference-BaseComponents">Base 
Components</a></li><li><a  
href="#ComponentReference-OtherComponentLibraries">Other Component 
Libraries</a></li></ul>
-</div><h2 
id="ComponentReference-Tapestry-providedComponents">Tapestry-provided 
Components</h2><p>Most Tapestry-provided components are found in the <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/package-summary.html";>org.apache.tapestry5.corelib.components</a>
 package. Other components are included in the separate <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/package-summary.html";>org.apache.tapestry5.kaptcha.components</a>
 and <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/upload/components/package-summary.html";>org.apache.tapestry5.upload.components</a>
 packages.</p><h3 id="ComponentReference-AJAX-specificComponents">AJAX-specific 
Components</h3><p>Main Article: <a  href="ajax-and-zones.html">Ajax and 
Zones</a></p><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" ro
 wspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/AjaxFormLoop.html";>AjaxFormLoop</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A special form of the Loop 
component that adds Ajax support to handle adding new rows and removing 
existing rows dynamically.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/AddRowLink.html";>AddRowLink</a>,
 <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/RemoveRowLink.html";>RemoveRowLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used inside an AjaxFormLoop 
component to spur the addition or removal of a row.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry
 
.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ProgressiveDisplay.html">ProgressiveDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used to implement the 
progressive enhancement web design strategy; the component renders itself with 
a simplified initial content (i.e., "loading ...") and an Ajax request then 
supplies the component's true body.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Zone.html";>Zone</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A region of a page marked for 
dynamic updating via Ajax or other client-side 
effects.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-BeanDisplaying&amp;Editing">Bean Displaying &amp; 
Editing</h3><p>Main Article: <a  href="beaneditform-guide.html">BeanEditForm 
Guide</a></p><div class="table-wrap"><table class="confluenceTable"><
 tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanDisplay.html";>BeanDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Displays the properties of a 
bean, using an underlying BeanModel, as a dl element with dt/dd 
pairs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanEditForm.html";>BeanEditForm</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Creates an entire form for 
editing the properties of a particular bean</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanEditor.html";>BeanEditor</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p
 >The central component of BeanEditForm, this generates a user interface for 
 >editing the properties of a bean</p></td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PropertyDisplay.html";>PropertyDisplay</a></p></td><td
 > colspan="1" rowspan="1" class="confluenceTd"><p>Outputs a single property 
 >value. Overrides for individual properties come from block parameters whose 
 >name matches the property id. This component is used by the BeanDisplay 
 >component.</p></td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PropertyEditor.html";>PropertyEditor</a></p></td><td
 > colspan="1" rowspan="1" class="confluenceTd"><p>Used to edit a single 
 >property of a bean. This is used primarily by 
 >BeanEditForm.</p></td></tr></tbody></table></div><h3 id="Componen
 tReference-ConditionalandLoopingComponents">Conditional and Looping 
Components</h3><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/If.html";>If</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Conditionally renders its 
body. May render its tag and any informal parameters</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  
href="component-reference.html">Case</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Not really a component, but a technique to emulate a 
"case" statement using a delegate</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Loop.html";>Loop</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>L
 oops over a number of items (provided by its source parameter), rendering its 
body for each one]</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Unless.html";>Unless</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Inverse of the If component, 
renders its body if the condition is false.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Delegate.html";>Delegate</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Does not do any rendering of 
its own, but will delegate to some other object that can do 
rendering</p></td></tr></tbody></table></div><h3 
id="ComponentReference-FormComponents">Form Components</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan=
 "1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Checkbox.html";>Checkbox</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a standard &lt;input 
type="checkbox"&gt; element</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Checklist.html";>Checklist</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a vertical list of 
&lt;input type="checkbox"&gt; elements</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/DateField.html";>DateField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Collect a provided date from 
the user using a client-side JavaScript calendar</p></td></tr><tr>
 <td colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Form.html";>Form</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>An HTML form, which will 
enclose other components to render out the various types of 
fields.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/FormFragment.html";>FormFragment</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A portion of a Form that may 
be selectively displayed</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/FormInjector.html";>FormInjector</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Adds new content to an 
existing Form</p></t
 d></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Hidden.html";>Hidden</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used to record a page property 
as a value into the form</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Label.html";>Label</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a label element for 
a particular field</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/KaptchaField.html";>KaptchaField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of a Captcha based 
authentication scheme; a KaptchaField is paired with a Kaptc
 haImage to ensure that the user has provided the correct 
value</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/KaptchaImage.html";>KaptchaImage</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of a Captcha based 
authentication scheme; a KaptchaImage generates a new text image whenever it 
renders and can provide the previously rendred text subsequently (it is stored 
persistently in the session)</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Palette.html";>Palette</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A multiple selection 
component. Generates a UI consisting of two select elements configured for 
multiple selection; the one on the left is the list of "available" elements, th
 e one on the right is "selected".</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PasswordField.html";>PasswordField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A version of TextField, but 
rendered out as an &lt;input type="password"&gt; element.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Radio.html";>Radio</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A radio button (i.e., 
&lt;input type="radio"&gt;). Radio buttons must operate within a RadioContainer 
(normally, the RadioGroup component).</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Radio
 Group.html">RadioGroup</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Groups together a set of radio components that all 
affect the same property</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Select.html";>Select</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a &lt;select&gt; 
element for selecting an item from a list of values</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/SubmitNotifier.html";>SubmitNotifier</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A non visual component used to 
provide notifications to its container during a form 
submission</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" href="http://ta
 
pestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextArea.html">TextArea</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a &lt;textarea&gt; 
element for editing multi-line text</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextField.html";>TextField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders an &lt;input 
type="text"&gt; element to edit single-line text</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  
href="component-reference.html">Upload</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>A file upload component (i.e., &lt;input 
type="file"&gt;) based on Apache Commons 
FileUpload</p></td></tr></tbody></table></div><h3 
id="ComponentReference-Grids,TablesandTrees">Grids, Tables and Trees</h3><div 
class="table-wrap"><table class="confluenc
 eTable"><tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Grid.html";>Grid</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Presents tabular data in a 
&lt;table&gt; element by iterating over a List or array</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridCell.html";>GridCell</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of Grid, renders the 
markup inside a single data cell</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridColumns.html";>GridColumns</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of Grid, renders out the 
column he
 aders for the grid, including links (where appropriate) to control column 
sorting</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridPager.html";>GridPager</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a series of links 
used to jump to a particular page index within the overall data 
set</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridRows.html";>GridRows</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out a series of rows 
within the table</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Tree.html";>Tree</a></p></td><td
 colspan="1"
  rowspan="1" class="confluenceTd"><p>A component used to render a recursive 
tree structure, with expandable/collapsable/selectable 
nodes.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-LinksandButtons">Links and Buttons</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ActionLink.html";>ActionLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Triggers an action on the 
server with a subsequent full page refresh</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/EventLink.html";>EventLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Like ActionLink except that 
the event that it triggers is explicitly controlled, rather th
 an always "action", and the event is triggered in its 
container</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/LinkSubmit.html";>LinkSubmit</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a client-side 
hyperlink that submits the enclosing form</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Submit.html";>Submit</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Corresponds to &lt;input 
type="submit"&gt; or &lt;input type="image"&gt;, a client-side element that can 
force the enclosing form to submit</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components
 /PageLink.html">PageLink</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Generates a render request link to some other page in 
the application</p></td></tr></tbody></table></div><h3 
id="ComponentReference-OutputandMessages">Output and Messages</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Alerts.html";>Alerts</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out an empty 
&lt;div&gt; element and provides JavaScript initialization to make the element 
the container for alerts.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Dynamic.html";>Dynamic</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Allows a component t
 o render itself differently at different times, by making use of an external 
template file.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Error.html";>Error</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Presents validation errors of 
a single field. Must be enclosed by a Form component</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Errors.html";>Errors</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Standard validation error 
presenter. Must be enclosed by a Form component. If errors are present, renders 
a div element around a banner message and around an unnumbered list of error 
messages</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" h
 
ref="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ExceptionDisplay.html";>ExceptionDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Integral part of the default 
ExceptionReport page used to break apart and display the properties of the 
exception</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Output.html";>Output</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A component for formatting 
output. If the component is represented in the template using an element, then 
the element (plus any informal parameters) will be output around the formatted 
value.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/OutputRaw.html";>OutputRaw</a></p></td><td
 colsp
 an="1" rowspan="1" class="confluenceTd"><p>Output raw markup to the client. 
Unlike an expansion, the output from OutputRaw is unfiltered, with any special 
characters or entities left exactly as is.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextOutput.html";>TextOutput</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Outputs paragraph oriented 
text, typically collected via a TextArea component. The TextArea is split into 
lines, and each line it output inside its own p 
element.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-Miscellaneous">Miscellaneous</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Any.html";>Any</a></p></td><td
 co
 lspan="1" rowspan="1" class="confluenceTd"><p>Renders an arbitrary element 
including informal parameters</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><a  class="external-link" 
href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/components/DevTool.html";>DevTool</a></td><td
 colspan="1" rowspan="1" class="confluenceTd">Renders a dropdown menu of useful 
options when developing, such as reloading the current page or invalidating the 
current HttpSession.</td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Doctype.html";>Doctype</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Overrides the DOCTYPE of the 
rendered document (via Document.dtd(String, String, String) which can be useful 
when different component templates that render to the same document disagree 
about what the correct DOCTYPE is.</p></td></tr><
 tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/RenderObject.html";>RenderObject</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out an object using 
the ObjectRenderer service. Used primarily on the ExceptionReport 
page</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Trigger.html";>Trigger</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Triggers an arbitrary event 
during rendering. This is often useful to add JavaScript to a page or a 
component (via calls to the JavaScriptSupport 
environmental).</p></td></tr></tbody></table></div><h2 
id="ComponentReference-TapestryMixins">Tapestry Mixins</h2><p>Main Article: <a  
href="component-mixins.html">Component Mixins</a></p><p>Mixins allow you to add 
b
 ehaviors to existing components. The core mixins are found in the <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/package-summary.html";>org.apache.tapestry5.corelib.mixins</a>
 package.</p><p>Tapestry includes the following mixins out-of-the-box.</p><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/Autocomplete.html";>Autocomplete</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>modifies a text field to 
provide for auto-completion of text using values retrieved from the server as 
the user types. <a  href="ajax-and-zones.html">See 
instructions</a>.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><a  class="external-link" 
href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/mixins/Confirm.html";>C
 onfirm</a></td><td colspan="1" rowspan="1" class="confluenceTd">attached to a 
Form or link component, runs a modal-dialog to force the user to confirm the 
behavior. New for Tapestry 5.4.</td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/DiscardBody.html";>DiscardBody</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>discards a component's body. 
Returns false from the BeforeRenderBody phase, which prevents the rendering of 
the body.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/FormFieldFocus.html";>FormFieldFocus</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>instruments the outer Form on 
which component the focus should be activated. Replaced by OverrideFieldFocus 
starting in Tapestry 5.4.</p></td>
 </tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><a  
class="external-link" 
href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/mixins/FormGroup.html";>FormGroup</a></td><td
 colspan="1" rowspan="1" class="confluenceTd">attaches to a field to render an 
enclosing &lt;div&gt; element and label for proper Bootstrap markup of text 
fields, selects, and textareas</td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/NotEmpty.html";>NotEmpty</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>attaches to any component that 
renders an element. At the end of the render, if the element is empty, then a 
non-breaking space (&amp;nbsp;) is injected into the 
element.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/m
 ixins/OverrideFieldFocus.html">OverrideFieldFocus</a></p></td><td colspan="1" 
rowspan="1" class="confluenceTd"><p>when attached to a form field, causes that 
field to gain focus. Starting in Tapestry 5.4, this supersedes 
FormFieldFocus.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderClientId.html";>RenderClientId</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>forces a client element to 
render its client id by ensuring that "getClientId" is 
called.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderDisabled.html";>RenderDisabled</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>renders a "disabled" attribute 
if the containing component is disabled</p></td></tr><tr><td colspan="1" rowspan
 ="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderInformals.html";>RenderInformals</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>renders out all informal 
parameters, at the end of the BeginRender phase. This mixin can be used with 
components that render a single tag inside the BeginRender 
phase.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderNotification.html";>RenderNotification</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>triggers component event 
notifications when the attached component enters its BeginRender and 
AfterRender render phases.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixin
 s/TriggerFragment.html">TriggerFragment</a></p></td><td colspan="1" 
rowspan="1" class="confluenceTd"><p>when applied to a Checkbox or Radio 
component, links the input field and a FormFragment, making the field control 
the client-side visibility of the FormFragment</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/ZoneRefresh.html";>ZoneRefresh</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>periodically refreshes a Zone 
by triggering an event on the server using ajax 
requests.</p></td></tr></tbody></table></div><h2 
id="ComponentReference-TapestryPages">Tapestry Pages</h2><p>Tapestry provides 
several special pages that provide status information. Most of these are found 
in the <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/package-summary.html";>org.apache.tapestry5.corelib.pages<
 /a> package.</p><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/ExceptionReport.html";>ExceptionReport</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Responsible for reporting 
runtime exceptions. This page is quite verbose and is usually overridden in a 
production application.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PageCatalog.html";>PageCatalog</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Lists out the currently loaded 
pages, with some statistics.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PropertyDis
 playBlocks.html">PropertyDisplayBlocks</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Contains blocks for displaying basic property types; 
the blocks are contributed to the BeanBlockSource service.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PropertyEditBlocks.html";>PropertyEditBlocks</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A page that exists to contain 
blocks used to edit different types of properties. The blocks on this page are 
contributed into the BeanBlockSource service 
configuration.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/ServiceStatus.html";>ServiceStatus</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A page used to see the status 
of all services def
 ined by the Registry.</p></td></tr></tbody></table></div><h2 
id="ComponentReference-BaseComponents">Base Components</h2><p>The base 
components, in the <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/package-summary.html";>org.apache.tapestry5.corelib.base</a>
 package, are intended to be extended by other components rather than used 
directly in templates.</p><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractComponentEventLink.html";>AbstractComponentEventLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for link-generating 
components that are based on a component event request. Such events have an 
event context and may also update a Zone.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  clas
 s="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractConditional.html";>AbstractConditional</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for If and Unless. 
Will render its body or the block from its else parameter. If it renders 
anything and it has an element name, then it renders the element and its 
informal parameters.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractField.html";>AbstractField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Provides initialization of the 
clientId and elementName properties. In addition, adds the RenderInformals, 
RenderDisabled and DiscardBody mixins.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/co
 relib/base/AbstractLink.html">AbstractLink</a></p></td><td colspan="1" 
rowspan="1" class="confluenceTd"><p>Provides base utilities for classes that 
generate clickable links.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractPropertyOutput.html";>AbstractPropertyOutput</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for components that 
output a property value using a PropertyModel</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractTextField.html";>AbstractTextField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Abstract class for a variety 
of components that render some variation of a text field. Most of the hooks for 
user input validation are in this class</p></td></tr><tr><t
 d colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/BaseMessages.html";>BaseMessages</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for components that 
output messages</p></td></tr></tbody></table></div><h2 
id="ComponentReference-OtherComponentLibraries">Other Component 
Libraries</h2><p>See <a  href="modules.html">Modules</a></p></div>
+</div><h2 
id="ComponentReference-Tapestry-providedComponents">Tapestry-provided 
Components</h2><p>Most Tapestry-provided components are found in the <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/package-summary.html";>org.apache.tapestry5.corelib.components</a>
 package. Other components are included in the separate <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/package-summary.html";>org.apache.tapestry5.kaptcha.components</a>
 and <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/upload/components/package-summary.html";>org.apache.tapestry5.upload.components</a>
 packages.</p><h3 id="ComponentReference-AJAX-specificComponents">AJAX-specific 
Components</h3><p>Main Article: <a  href="ajax-and-zones.html">Ajax and 
Zones</a></p><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" ro
 wspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/AjaxFormLoop.html";>AjaxFormLoop</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A special form of the Loop 
component that adds Ajax support to handle adding new rows and removing 
existing rows dynamically.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/AddRowLink.html";>AddRowLink</a>,
 <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/RemoveRowLink.html";>RemoveRowLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used inside an AjaxFormLoop 
component to spur the addition or removal of a row.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry
 
.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ProgressiveDisplay.html">ProgressiveDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used to implement the 
progressive enhancement web design strategy; the component renders itself with 
a simplified initial content (i.e., "loading ...") and an Ajax request then 
supplies the component's true body.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Zone.html";>Zone</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A region of a page marked for 
dynamic updating via Ajax or other client-side 
effects.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-BeanDisplaying&amp;Editing">Bean Displaying &amp; 
Editing</h3><p>Main Article: <a  href="beaneditform-guide.html">BeanEditForm 
Guide</a></p><div class="table-wrap"><table class="confluenceTable"><
 tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanDisplay.html";>BeanDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Displays the properties of a 
bean, using an underlying BeanModel, as a dl element with dt/dd 
pairs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanEditForm.html";>BeanEditForm</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Creates an entire form for 
editing the properties of a particular bean</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/BeanEditor.html";>BeanEditor</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p
 >The central component of BeanEditForm, this generates a user interface for 
 >editing the properties of a bean</p></td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PropertyDisplay.html";>PropertyDisplay</a></p></td><td
 > colspan="1" rowspan="1" class="confluenceTd"><p>Outputs a single property 
 >value. Overrides for individual properties come from block parameters whose 
 >name matches the property id. This component is used by the BeanDisplay 
 >component.</p></td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PropertyEditor.html";>PropertyEditor</a></p></td><td
 > colspan="1" rowspan="1" class="confluenceTd"><p>Used to edit a single 
 >property of a bean. This is used primarily by 
 >BeanEditForm.</p></td></tr></tbody></table></div><h3 id="Componen
 tReference-ConditionalandLoopingComponents">Conditional and Looping 
Components</h3><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/If.html";>If</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Conditionally renders its 
body. May render its tag and any informal parameters</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  
href="switching-cases.html">Case</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Not really a component, but a technique to emulate a 
"case" statement using a delegate</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Loop.html";>Loop</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Loops
  over a number of items (provided by its source parameter), rendering its body 
for each one]</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Unless.html";>Unless</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Inverse of the If component, 
renders its body if the condition is false.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Delegate.html";>Delegate</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Does not do any rendering of 
its own, but will delegate to some other object that can do 
rendering</p></td></tr></tbody></table></div><h3 
id="ComponentReference-FormComponents">Form Components</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" 
 class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Checkbox.html";>Checkbox</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a standard &lt;input 
type="checkbox"&gt; element</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Checklist.html";>Checklist</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a vertical list of 
&lt;input type="checkbox"&gt; elements</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/DateField.html";>DateField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Collect a provided date from 
the user using a client-side JavaScript calendar</p></td></tr><tr><td 
 colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Form.html";>Form</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>An HTML form, which will 
enclose other components to render out the various types of 
fields.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/FormFragment.html";>FormFragment</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A portion of a Form that may 
be selectively displayed</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/FormInjector.html";>FormInjector</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Adds new content to an 
existing Form</p></td></
 tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Hidden.html";>Hidden</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Used to record a page property 
as a value into the form</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Label.html";>Label</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a label element for 
a particular field</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/KaptchaField.html";>KaptchaField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of a Captcha based 
authentication scheme; a KaptchaField is paired with a KaptchaIm
 age to ensure that the user has provided the correct 
value</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/kaptcha/components/KaptchaImage.html";>KaptchaImage</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of a Captcha based 
authentication scheme; a KaptchaImage generates a new text image whenever it 
renders and can provide the previously rendred text subsequently (it is stored 
persistently in the session)</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Palette.html";>Palette</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A multiple selection 
component. Generates a UI consisting of two select elements configured for 
multiple selection; the one on the left is the list of "available" elements, 
the on
 e on the right is "selected".</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PasswordField.html";>PasswordField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A version of TextField, but 
rendered out as an &lt;input type="password"&gt; element.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Radio.html";>Radio</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A radio button (i.e., 
&lt;input type="radio"&gt;). Radio buttons must operate within a RadioContainer 
(normally, the RadioGroup component).</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/RadioGrou
 p.html">RadioGroup</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Groups together a set of radio components that all 
affect the same property</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Select.html";>Select</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a &lt;select&gt; 
element for selecting an item from a list of values</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/SubmitNotifier.html";>SubmitNotifier</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A non visual component used to 
provide notifications to its container during a form 
submission</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" href="http://tapest
 
ry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextArea.html">TextArea</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders a &lt;textarea&gt; 
element for editing multi-line text</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextField.html";>TextField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders an &lt;input 
type="text"&gt; element to edit single-line text</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  
href="uploading-files.html">Upload</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>A file upload component (i.e., &lt;input 
type="file"&gt;) based on Apache Commons 
FileUpload</p></td></tr></tbody></table></div><h3 
id="ComponentReference-Grids,TablesandTrees">Grids, Tables and Trees</h3><div 
class="table-wrap"><table class="confluenceTable">
 <tbody><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Grid.html";>Grid</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Presents tabular data in a 
&lt;table&gt; element by iterating over a List or array</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridCell.html";>GridCell</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of Grid, renders the 
markup inside a single data cell</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridColumns.html";>GridColumns</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Part of Grid, renders out the 
column headers fo
 r the grid, including links (where appropriate) to control column 
sorting</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridPager.html";>GridPager</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a series of links 
used to jump to a particular page index within the overall data 
set</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/GridRows.html";>GridRows</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out a series of rows 
within the table</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Tree.html";>Tree</a></p></td><td
 colspan="1" rowspan
 ="1" class="confluenceTd"><p>A component used to render a recursive tree 
structure, with expandable/collapsable/selectable 
nodes.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-LinksandButtons">Links and Buttons</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ActionLink.html";>ActionLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Triggers an action on the 
server with a subsequent full page refresh</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/EventLink.html";>EventLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Like ActionLink except that 
the event that it triggers is explicitly controlled, rather than alway
 s "action", and the event is triggered in its container</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/LinkSubmit.html";>LinkSubmit</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Generates a client-side 
hyperlink that submits the enclosing form</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Submit.html";>Submit</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Corresponds to &lt;input 
type="submit"&gt; or &lt;input type="image"&gt;, a client-side element that can 
force the enclosing form to submit</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/PageLin
 k.html">PageLink</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Generates a render request link to some other page in 
the application</p></td></tr></tbody></table></div><h3 
id="ComponentReference-OutputandMessages">Output and Messages</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Alerts.html";>Alerts</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out an empty 
&lt;div&gt; element and provides JavaScript initialization to make the element 
the container for alerts.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Dynamic.html";>Dynamic</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Allows a component to render
  itself differently at different times, by making use of an external template 
file.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Error.html";>Error</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Presents validation errors of 
a single field. Must be enclosed by a Form component</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Errors.html";>Errors</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Standard validation error 
presenter. Must be enclosed by a Form component. If errors are present, renders 
a div element around a banner message and around an unnumbered list of error 
messages</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" href="htt
 
p://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/ExceptionDisplay.html">ExceptionDisplay</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Integral part of the default 
ExceptionReport page used to break apart and display the properties of the 
exception</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Output.html";>Output</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A component for formatting 
output. If the component is represented in the template using an element, then 
the element (plus any informal parameters) will be output around the formatted 
value.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/OutputRaw.html";>OutputRaw</a></p></td><td
 colspan="1" r
 owspan="1" class="confluenceTd"><p>Output raw markup to the client. Unlike an 
expansion, the output from OutputRaw is unfiltered, with any special characters 
or entities left exactly as is.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/TextOutput.html";>TextOutput</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Outputs paragraph oriented 
text, typically collected via a TextArea component. The TextArea is split into 
lines, and each line it output inside its own p 
element.</p></td></tr></tbody></table></div><h3 
id="ComponentReference-Miscellaneous">Miscellaneous</h3><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Any.html";>Any</a></p></td><td
 colspan="1
 " rowspan="1" class="confluenceTd"><p>Renders an arbitrary element including 
informal parameters</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><a  class="external-link" 
href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/components/DevTool.html";>DevTool</a></td><td
 colspan="1" rowspan="1" class="confluenceTd">Renders a dropdown menu of useful 
options when developing, such as reloading the current page or invalidating the 
current HttpSession.</td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Doctype.html";>Doctype</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Overrides the DOCTYPE of the 
rendered document (via Document.dtd(String, String, String) which can be useful 
when different component templates that render to the same document disagree 
about what the correct DOCTYPE is.</p></td></tr><tr><td c
 olspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/RenderObject.html";>RenderObject</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Renders out an object using 
the ObjectRenderer service. Used primarily on the ExceptionReport 
page</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/components/Trigger.html";>Trigger</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Triggers an arbitrary event 
during rendering. This is often useful to add JavaScript to a page or a 
component (via calls to the JavaScriptSupport 
environmental).</p></td></tr></tbody></table></div><h2 
id="ComponentReference-TapestryMixins">Tapestry Mixins</h2><p>Main Article: <a  
href="component-mixins.html">Component Mixins</a></p><p>Mixins allow you to add 
behaviors
  to existing components. The core mixins are found in the <a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/package-summary.html";>org.apache.tapestry5.corelib.mixins</a>
 package.</p><p>Tapestry includes the following mixins out-of-the-box.</p><div 
class="table-wrap"><table class="confluenceTable"><tbody><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/Autocomplete.html";>Autocomplete</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>modifies a text field to 
provide for auto-completion of text using values retrieved from the server as 
the user types. <a  href="ajax-and-zones.html">See 
instructions</a>.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><a  class="external-link" 
href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/mixins/Confirm.html";>Confirm</
 a></td><td colspan="1" rowspan="1" class="confluenceTd">attached to a Form or 
link component, runs a modal-dialog to force the user to confirm the behavior. 
New for Tapestry 5.4.</td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/DiscardBody.html";>DiscardBody</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>discards a component's body. 
Returns false from the BeforeRenderBody phase, which prevents the rendering of 
the body.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/FormFieldFocus.html";>FormFieldFocus</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>instruments the outer Form on 
which component the focus should be activated. Replaced by OverrideFieldFocus 
starting in Tapestry 5.4.</p></td></tr><tr
 ><td colspan="1" rowspan="1" class="confluenceTd"><a  class="external-link" 
 >href="http://tapestry.apache.org/5.4/apidocs/org/apache/tapestry5/corelib/mixins/FormGroup.html";>FormGroup</a></td><td
 > colspan="1" rowspan="1" class="confluenceTd">attaches to a field to render 
 >an enclosing &lt;div&gt; element and label for proper Bootstrap markup of 
 >text fields, selects, and textareas</td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/NotEmpty.html";>NotEmpty</a></p></td><td
 > colspan="1" rowspan="1" class="confluenceTd"><p>attaches to any component 
 >that renders an element. At the end of the render, if the element is empty, 
 >then a non-breaking space (&amp;nbsp;) is injected into the 
 >element.</p></td></tr><tr><td colspan="1" rowspan="1" 
 >class="confluenceTd"><p><a  class="external-link" 
 >href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/Ov
 errideFieldFocus.html">OverrideFieldFocus</a></p></td><td colspan="1" 
rowspan="1" class="confluenceTd"><p>when attached to a form field, causes that 
field to gain focus. Starting in Tapestry 5.4, this supersedes 
FormFieldFocus.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderClientId.html";>RenderClientId</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>forces a client element to 
render its client id by ensuring that "getClientId" is 
called.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a 
 class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderDisabled.html";>RenderDisabled</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>renders a "disabled" attribute 
if the containing component is disabled</p></td></tr><tr><td colspan="1" 
rowspan="1" cla
 ss="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderInformals.html";>RenderInformals</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>renders out all informal 
parameters, at the end of the BeginRender phase. This mixin can be used with 
components that render a single tag inside the BeginRender 
phase.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p><a  
class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/RenderNotification.html";>RenderNotification</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>triggers component event 
notifications when the attached component enters its BeginRender and 
AfterRender render phases.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/Trigge
 rFragment.html">TriggerFragment</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>when applied to a Checkbox or Radio component, links 
the input field and a FormFragment, making the field control the client-side 
visibility of the FormFragment</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/mixins/ZoneRefresh.html";>ZoneRefresh</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>periodically refreshes a Zone 
by triggering an event on the server using ajax 
requests.</p></td></tr></tbody></table></div><h2 
id="ComponentReference-TapestryPages">Tapestry Pages</h2><p>Tapestry provides 
several special pages that provide status information. Most of these are found 
in the <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/package-summary.html";>org.apache.tapestry5.corelib.pages</a>
 pack
 age.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/ExceptionReport.html";>ExceptionReport</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Responsible for reporting 
runtime exceptions. This page is quite verbose and is usually overridden in a 
production application.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PageCatalog.html";>PageCatalog</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Lists out the currently loaded 
pages, with some statistics.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PropertyDisplayBloc
 ks.html">PropertyDisplayBlocks</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Contains blocks for displaying basic property types; 
the blocks are contributed to the BeanBlockSource service.</p></td></tr><tr><td 
colspan="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/PropertyEditBlocks.html";>PropertyEditBlocks</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A page that exists to contain 
blocks used to edit different types of properties. The blocks on this page are 
contributed into the BeanBlockSource service 
configuration.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/pages/ServiceStatus.html";>ServiceStatus</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>A page used to see the status 
of all services defined by 
 the Registry.</p></td></tr></tbody></table></div><h2 
id="ComponentReference-BaseComponents">Base Components</h2><p>The base 
components, in the <a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/package-summary.html";>org.apache.tapestry5.corelib.base</a>
 package, are intended to be extended by other components rather than used 
directly in templates.</p><div class="table-wrap"><table 
class="confluenceTable"><tbody><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractComponentEventLink.html";>AbstractComponentEventLink</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for link-generating 
components that are based on a component event request. Such events have an 
event context and may also update a Zone.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="exter
 nal-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractConditional.html";>AbstractConditional</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for If and Unless. 
Will render its body or the block from its else parameter. If it renders 
anything and it has an element name, then it renders the element and its 
informal parameters.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractField.html";>AbstractField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Provides initialization of the 
clientId and elementName properties. In addition, adds the RenderInformals, 
RenderDisabled and DiscardBody mixins.</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/ba
 se/AbstractLink.html">AbstractLink</a></p></td><td colspan="1" rowspan="1" 
class="confluenceTd"><p>Provides base utilities for classes that generate 
clickable links.</p></td></tr><tr><td colspan="1" rowspan="1" 
class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractPropertyOutput.html";>AbstractPropertyOutput</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for components that 
output a property value using a PropertyModel</p></td></tr><tr><td colspan="1" 
rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/AbstractTextField.html";>AbstractTextField</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Abstract class for a variety 
of components that render some variation of a text field. Most of the hooks for 
user input validation are in this class</p></td></tr><tr><td colspa
 n="1" rowspan="1" class="confluenceTd"><p><a  class="external-link" 
href="http://tapestry.apache.org/current/apidocs/org/apache/tapestry5/corelib/base/BaseMessages.html";>BaseMessages</a></p></td><td
 colspan="1" rowspan="1" class="confluenceTd"><p>Base class for components that 
output messages</p></td></tr></tbody></table></div><h2 
id="ComponentReference-OtherComponentLibraries">Other Component 
Libraries</h2><p>See <a  href="modules.html">Modules</a></p></div>
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