Re: WODisplayGroup bindings aren't complete for selectedObject or masterObject

From: Chuck Hill (chil..lobal-village.net)
Date: Thu Jun 12 2008 - 18:23:43 EDT

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    On Jun 12, 2008, at 3:16 PM, David Holt wrote:

    > I have discovered that all of my page components that were created
    > with the DisplayGroupComponent wizard in Xcode are broken. The key
    > path convention that is used by the wizard throws errors in
    > component editor.
    >
    > For example, the wizard inserts a button that inserts an entity
    > (entityDisplayGroup.insert(), which then becomes the display
    > group's selected entity) and then wires the selected entity to the
    > editing form fields by using a key path for the value such as
    > "entityDisplayGroup.selectedEntity.name". This key path is not
    > recognized. Is this a bug? Or was Xcode doing something inadvisable
    > and I should be changing all these pages to create variables when
    > an item in the display group is selected? The issue seems related
    > to my previous message in this thread.

    It is just a validation "error".

    It can't validate it as it does not know the type of object returned
    by selectedObject. Go to the WOLips binding validation rules
    preferences and tell it to not validate key paths with
    displayGroup.selectedObject in them

    Chuck

    > On 5-Jun-08, at 3:25 PM, David Holt wrote:
    >
    >> In converting a project to WOLips I have discovered that the
    >> bindings for someDisplayGroup.masterObject or
    >> someDisplayGroup.selectedObject don't map to the EOs that are
    >> specified in the DisplayGroup configuration. In WOBuilder if you
    >> bound to selectedObject() it would expose the variables and
    >> methods available for that object.
    >>
    >> See screenshots for details.
    >>
    >> Is this expected behaviour?
    >>
    >> <037.jpg>
    >>
    >> <038.jpg>
    >
    >

    -- 
    

    Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/products/practical_webobjects



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