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ENHANCEMENT GridFieldDetailForm->setItemEditFormCallback()

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This commit is contained in:
Ingo Schommer 2012-04-30 13:46:51 +02:00
parent fed2785173
commit 72eadef113
2 changed files with 37 additions and 0 deletions
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18
forms/gridfield/GridFieldDetailForm.php
View File

@ -147,6 +147,20 @@ class GridFieldDetailForm implements GridField_URLHandler {
return 'GridFieldItemRequest_ItemRequest';
}
}
/**
* @param function $cb Make changes on the edit form after constructing it.
*/
public function setItemEditFormCallback($cb) {
$this->itemEditFormCallback = $cb;
}
/**
* @return function
*/
public function getItemEditFormCallback() {
return $this->itemEditFormCallback;
}
}
class GridFieldDetailForm_ItemRequest extends RequestHandler {
@ -296,6 +310,10 @@ class GridFieldDetailForm_ItemRequest extends RequestHandler {
// e.g. page/edit/show/6/ vs. page/edit/EditForm/field/MyGridField/....
$form->Backlink = $toplevelController->Link();
}
$cb = $this->component->getItemEditFormCallback();
if($cb) $cb($form, $this);
return $form;
}

19
tests/forms/gridfield/GridFieldDetailFormTest.php
View File

@ -133,6 +133,25 @@ class GridFieldDetailFormTest extends FunctionalTest {
$component->setItemRequestClass('GridFieldDetailFormTest_ItemRequest');
$this->assertEquals('GridFieldDetailFormTest_ItemRequest', $component->getItemRequestClass());
}
function testItemEditFormCallback() {
$category = new GridFieldDetailFormTest_Category();
$component = new GridFieldDetailForm();
$component->setItemEditFormCallback(function($form, $component) {
$form->Fields()->push(new HiddenField('Callback'));
});
// Note: A lot of scaffolding to execute the tested logic,
// due to the coupling of form creation with request handling (and its context)
$request = new GridFieldDetailForm_ItemRequest(
GridField::create('Categories', 'Categories'),
$component,
$category,
new Controller(),
'Form'
);
$form = $request->ItemEditForm();
$this->assertNotNull($form->Fields()->fieldByName('Callback'));
}
}
class GridFieldDetailFormTest_Person extends DataObject implements TestOnly {