AjaxFormSubmitBehavior cannot be applied to Form
------------------------------------------------
Key: WICKET-2398
URL: https://issues.apache.org/jira/browse/WICKET-2398
Project: Wicket
Issue Type: Improvement
Components: wicket
Affects Versions: 1.4.0
Reporter: John Patterson
Priority: Minor
I need to apply the above behavior directly to a Form rather than to one of its
children. This is so I can listen to the "onsubmit" event of the form itself
rather than attach it to a button.
This patch allows you to do this
Index: AjaxFormSubmitBehavior.java
===================================================================
--- AjaxFormSubmitBehavior.java (revision 797714)
+++ AjaxFormSubmitBehavior.java (working copy)
@@ -86,13 +86,20 @@
{
// try to find form in the hierarchy of owning component
Component component = getComponent();
- __form = component.findParent(Form.class);
- if (__form == null)
+ if (component instanceof Form)
+ {
+ __form = (Form<?>)component;
+ }
+ else
{
- throw new IllegalStateException(
- "form was not specified in the
constructor and cannot "
- + "be found in the hierarchy of
the component this behavior "
- + "is attached to");
+ __form = component.findParent(Form.class);
+ if (__form == null)
+ {
+ throw new IllegalStateException(
+ "form was not specified in the
constructor and cannot "
+ + "be found in the
hierarchy of the component this behavior "
+ + "is attached to");
+ }
}
}
return __form;
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