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https://issues.apache.org/jira/browse/WICKET-480?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Martijn Dashorst updated WICKET-480:
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Fix Version/s: (was: 1.3.0-beta3)
1.3.0-beta4
Next release
> IHeaderResponse.renderOnUnLoadJavascript(String javascript);
> ------------------------------------------------------------
>
> Key: WICKET-480
> URL: https://issues.apache.org/jira/browse/WICKET-480
> Project: Wicket
> Issue Type: New Feature
> Components: wicket
> Affects Versions: 1.3.0-beta1
> Reporter: Martin Funk
> Assignee: Matej Knopp
> Priority: Minor
> Fix For: 1.3.0-beta4
>
> Attachments: diff.txt
>
>
> Where there is a renderOnLoadJavascript there ought to be a
> renderOnUnLoadJavascript too.
> This is all just copy past, so it's a little smelly.
> Beyond that I wouldn't mind to be able to specify which element an event
> should be added.
> Index:
> wicket/src/main/java/org/apache/wicket/markup/html/internal/HeaderResponse.java
> ===================================================================
> ---
> wicket/src/main/java/org/apache/wicket/markup/html/internal/HeaderResponse.java
> (Revision 529942)
> +++
> wicket/src/main/java/org/apache/wicket/markup/html/internal/HeaderResponse.java
> (Arbeitskopie)
> @@ -197,4 +197,19 @@
> }
> }
>
> + /**
> + * @see
> org.apache.wicket.markup.html.IHeaderResponse#renderOnUnLoadJavascript(java.lang.String)
> + */
> + public void renderOnUnLoadJavascript(String javascript)
> + {
> + List token = Arrays.asList(new Object[] { "javascript-event",
> "unload", javascript });
> + if (wasRendered(token) == false)
> + {
> +
> renderJavascriptReference(WicketEventReference.INSTANCE);
> + JavascriptUtils.writeJavascript(getResponse(),
> + "Wicket.Event.add(window, \"unload\",
> function() { " + javascript + ";});");
> + markRendered(token);
> + }
> + }
> +
> }
> Index: wicket/src/main/java/org/apache/wicket/markup/html/IHeaderResponse.java
> ===================================================================
> --- wicket/src/main/java/org/apache/wicket/markup/html/IHeaderResponse.java
> (Revision 529942)
> +++ wicket/src/main/java/org/apache/wicket/markup/html/IHeaderResponse.java
> (Arbeitskopie)
> @@ -174,4 +174,11 @@
> * @param javascript
> */
> public void renderOnLoadJavascript(String javascript);
> +
> + /**
> + * Renders javascript that is executed after the page is unloaded.
> + *
> + * @param javascript
> + */
> + public void renderOnUnLoadJavascript(String javascript);
> }
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