Expose viewmodels whose creation type is "Create Instance" in the details panel of nested userwidgets and allow editing them independently.
#jira UE-185718
#rb christian.savoie, jared.joyal, Patrick.Boutot
[CL 30717868 by zahra nikbakht in ue5-main branch]
Upgrade the overrides and callsites in all of Epic's code.
Every class that can be subclassed by licensees that has its override change needs to keep the old version of the function as deprecated. Otherwise subclasses that call Super::GetAssetRegistryTags will have a compile error instead of a deprecation warning.
Several classes had their own extension method for GetAssetRegistryTags being passed on to user data classes. Updated all of those to take FAssetRegistryTagsContext just like GetAssetRegistryTags does.
#rnx
#rb Francis.Hurteau
[CL 30224166 by matt peters in ue5-main branch]
Add a different "key" structures to prevent mistakes with indexes.
Unregister the delay bindings when the source is released.
Store the FieldId, in the source itself. That reduces the amount of work when loading the view.
Add option to delay the events initialization (like we do for bindings).
The binding to evaluate "long path" view models are now separated from regular bindings.
#jira UE-194167
#rb editor-ui-systems
[CL 30042205 by patrick boutot in ue5-main branch]
[FYI] Patrick.Boutot
Original CL Desc
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MVVM: Big rework of the MVVM view compiler. It add supports for conversion function to go from complex to simple. Supports pin split on simple conversion function. Add ability to to support setter function with more than one argument. Build the list of all the sources.
#jira UE-200602, UE-200602, UE-200602, UE-200602, UE-200602
#rb editor-ui-systems
[CL 29801739 by bob tellez in ue5-main branch]
Fix event broadcast when a ViewBinding changes.
Add option to reparents the viewmodel class. Force the list to be repainted when the viewmodel changes. That helps with display names when the viewmodel is renamed and with graphpin that needs to be rebuilt.
#jira UE-164353-ui-systems
[CL 29045441 by patrick boutot in ue5-main branch]
IsEmpty is renamed to IsValid. It used to be that we wanted to know if there was a source and a path but now the IsEmpty is confusing.
Fix Widget rename for conversion function pins and event pins.
#jira UE-191812
[REVIEW] editor-ui-systems
[CL 28965810 by patrick boutot in ue5-main branch]
Add PropertyHasFiltering method to complete MVVM allowlist API.
Make LocalizableMessage API exposed so that it can be allowlisted.
#rb yohann.dossantos byron.cornejo
[FYI] [at]Patrick.boutot
[CL 28521880 by daren cheng in ue5-main branch]
