[DataInput] Add UI enablers for linking DataInput and Text

Add popup for text property that allows choosing a datainput in scene
to be controller for the property.

DataInput toggle icon and other functionality can be enabled by adding
'Controllable="True"' parameter to textstring property in MetaData.xml

Task-Id: QT3DS-337
Change-Id: I5ab25566866cb45134d36e025e21e94f98944eaf
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>

1 files changed, 8 insertions, 2 deletions

diff --git a/src/Authoring/Studio/Palettes/Timeline/Bindings/Qt3DSDMTimelineItemBinding.cpp b/src/Authoring/Studio/Palettes/Timeline/Bindings/Qt3DSDMTimelineItemBinding.cpp
index 612dd32c..609fb1d3 100644
--- a/src/Authoring/Studio/Palettes/Timeline/Bindings/Qt3DSDMTimelineItemBinding.cpp
+++ b/src/Authoring/Studio/Palettes/Timeline/Bindings/Qt3DSDMTimelineItemBinding.cpp
@@ -557,7 +557,11 @@ bool Qt3DSDMTimelineItemBinding::IsValidTransaction(EUserTransaction inTransacti
     qt3dsdm::Qt3DSDMInstanceHandle theInstance = GetInstance();
     switch (inTransaction) {
     case EUserTransaction_Rename:
-        return (GetObjectType() != OBJTYPE_SCENE && GetObjectType() != OBJTYPE_IMAGE);
+        // DataInput renaming is forbidden by convention. DataInput name is
+        // permanently assigned when it is added to the scene from a fixed list of
+        // available datainputs
+        return (GetObjectType() != OBJTYPE_SCENE && GetObjectType() != OBJTYPE_IMAGE
+                && GetObjectType() != OBJTYPE_DATAINPUT);
 
     case EUserTransaction_Duplicate:
         if (theInstance.Valid())
@@ -589,11 +593,13 @@ bool Qt3DSDMTimelineItemBinding::IsValidTransaction(EUserTransaction inTransacti
                 // component.
                 // This may include behavior assets which may be directly attached to the Scene.
                 // This is because by principal, components cannot exist on the Scene directly.
+                // DataInputs cannot reside inside component as they must be direct children
+                // of scene
                 qt3dsdm::Qt3DSDMInstanceHandle theParentInstance =
                         theBridge->GetParentInstance(theInstance);
                 if (theObjectType != OBJTYPE_LAYER && theObjectType != OBJTYPE_SCENE
                         && theObjectType != OBJTYPE_MATERIAL && theObjectType != OBJTYPE_IMAGE
-                        && theObjectType != OBJTYPE_EFFECT
+                        && theObjectType != OBJTYPE_EFFECT && theObjectType != OBJTYPE_DATAINPUT
                         && (theParentInstance.Valid()
                             && theBridge->GetObjectType(theParentInstance)
                             != OBJTYPE_SCENE)) // This checks if the object is