I have created custom field type inherited from SPFieldText successfully. I save a data in the item value as string of the next format: "id;#title". Now I need to convert the base type from ...
I have created a custom SPField and is working well. But if I retract/deploy or if a upgrade the solution, I've got this error when accessing the item: SPField Field type is not installed ...
I need to add a custom "Check Box" property to all existing OOB SharePoint column types. This should appear in the Additional Column Settings section for any column type created; this property will be ...
I have a custom field in my SP Project. In my .xml file, I have a propertySchema and a user field inside it. Currently the field does not accept multiple users/groups. How can I change that? I ...
I need to create custom field type which must inherit ATTRIBUTES from inherited field type (e.g. Note). I know how to add custom attribute on my custom type (using fldtypes...xml, custom ascx,...) ...
Saving Custom Field Type properties using SPField.SetCustomProperty within the IFieldEditor.OnSaveChange event does not seem to work, for reasons explained elsewhere. I've seen all kinds of bodges ...