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Added ModelAdmin customization docs

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Ingo Schommer 2012-11-15 22:14:09 +01:00
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docs/en/reference/modeladmin.md
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@ -130,6 +130,19 @@ For example, we might want to have a checkbox which limits search results to exp
}
}
To alter how the results are displayed (via `[api:GridField]`), you can also overload the `getEditForm()` method. For example, to add a new component.
:::php
class MyAdmin extends ModelAdmin {
// ...
public function getEditForm($id = null, $fields = null) {
$form = parent::getEditForm($id, $fields);
$gridField = $form->Fields()->fieldByName($this->sanitiseClassName($this->modelClass));
$gridField->getConfig()->addComponent(new GridFieldFilterHeader());
return $form;
}
}
## Managing Relationships
Has-one relationships are simply implemented as a `[api:DropdownField]` by default.