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| <h1 class="page">Custom pages</h1> |
| <div class="paragraph"> |
| <p>In the vast majority of cases customization should be sufficient by <a href="../extending.html#replacing-page-elements" class="page">replacing elements of a page</a>. |
| However, it is also possible to define an entirely new page for a given page type.</p> |
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| <p>Isis defines eight page types (see the <code>org.apache.isis.viewer.wicket.model.models.PageType</code> enum):</p> |
| </div> |
| <table class="tableblock frame-all grid-all stretch"> |
| <caption class="title">Table 1. PageType enum</caption> |
| <colgroup> |
| <col style="width: 20%;"> |
| <col style="width: 80%;"> |
| </colgroup> |
| <thead> |
| <tr> |
| <th class="tableblock halign-left valign-top">Page type</th> |
| <th class="tableblock halign-left valign-top">Renders</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">SIGN_IN</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The initial sign-in (aka login) page</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">SIGN_UP</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The sign-up page (if <a href="../../../refguide/2.0.0-M3/applib-svc/UserRegistrationService.html" class="page">user registration</a> is enabled).</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">SIGN_UP_VERIFY</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The sign-up verification page (if <a href="../../../refguide/2.0.0-M3/applib-svc/UserRegistrationService.html" class="page">user registration</a> is enabled; as accessed by link from verification email)</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">PASSWORD_RESET</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The password reset page (if enabled).</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">HOME</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The home page, displaying either the welcome message or dashboard</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">ABOUT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">The about page, accessible from link top-right</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">ENTITY</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Renders a single entity or view model</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">STANDALONE_COLLECTION</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">Page rendered after invoking an action that returns a collection of entites</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">VALUE</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">After invoking an action that returns a value type (though not URLs or Blob/Clobs, as these are handled appropriately automatically).</p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">VOID_RETURN</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">After invoking an action that is <code>void</code></p></td> |
| </tr> |
| <tr> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">ACTION_PROMPT</p></td> |
| <td class="tableblock halign-left valign-top"><p class="tableblock">(No longer used).</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <div class="paragraph"> |
| <p>The <code>PageClassList</code> interface declares which class (subclass of <code>org.apache.wicket.Page</code> is used to render for each of these types. |
| For example, Apache Isis' <code>WicketSignInPage</code> renders the signin page.</p> |
| </div> |
| <div class="paragraph"> |
| <p>To specify a different page class, create a custom subclass of <code>PageClassList</code>:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">@Singleton |
| public class MyPageClassList extends PageClassListDefault { |
| protected Class<? extends Page> getSignInPageClass() { |
| return MySignInPage.class; |
| } |
| }</code></pre> |
| </div> |
| </div> |
| <div class="paragraph"> |
| <p>You then need to register your custom <code>PageClassList</code>. |
| This is done by subclassing <code>IsisWicketApplication</code> (register the subclass in <code>web.xml</code>) and adjusting the Guice bindings of the guice <code>Module</code> returned by the <code>newIsisWicketModule()</code> method:</p> |
| </div> |
| <div class="listingblock"> |
| <div class="content"> |
| <pre class="highlightjs highlight"><code class="language-java hljs" data-lang="java">public class MyAppApplication extends IsisWicketApplication { |
| @Override |
| protected Module newIsisWicketModule() { |
| final Module isisDefaults = super.newIsisWicketModule(); |
| final Module myAppOverrides = new AbstractModule() { |
| @Override |
| protected void configure() { |
| ... |
| bind(PageClassList.class).to(MyPageClassList.class); |
| ... |
| } |
| }; |
| return Modules.override(isisDefaults).with(myAppOverrides); |
| } |
| }</code></pre> |
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