private void HandleDragAndDrop(SerializedProperty property, bool isDragging, bool isDropping, string guid)
{
var aaSettings = AddressableAssetSettingsDefaultObject.Settings;
//During the drag, doing a light check on asset validity. The in-depth check happens during a drop, and should include a log if it fails.
var rejectedDrag = false;
if (isDragging)
{
if (aaSettings == null)
{
rejectedDrag = true;
}
else
{
var aaEntries = DragAndDrop.GetGenericData("AssetEntryTreeViewItem") as List <AssetEntryTreeViewItem>;
rejectedDrag = AssetReferenceDrawerUtilities.ValidateDrag(m_AssetRefObject, Restrictions, aaEntries, DragAndDrop.objectReferences, DragAndDrop.paths);
}
DragAndDrop.visualMode = rejectedDrag ? DragAndDropVisualMode.Rejected : DragAndDropVisualMode.Copy;
}
if (!rejectedDrag && isDropping)
{
var aaEntries = DragAndDrop.GetGenericData("AssetEntryTreeViewItem") as List <AssetEntryTreeViewItem>;
if (aaEntries != null)
{
if (aaEntries.Count == 1)
{
var item = aaEntries[0];
if (item.entry != null)
{
if (item.entry.IsInResources)
{
Addressables.LogWarning("Cannot use an AssetReference on an asset in Resources. Move asset out of Resources first.");
}
else
{
if (AssetReferenceDrawerUtilities.SetObject(ref m_AssetRefObject, ref m_ReferencesSame, property, item.entry.TargetAsset, fieldInfo, m_label.text, out guid))
{
TriggerOnValidate(property);
}
}
}
}
}
else
{
if (DragAndDrop.paths != null && DragAndDrop.paths.Length == 1)
{
var path = DragAndDrop.paths[0];
DragAndDropNotFromAddressableGroupWindow(path, guid, property, aaSettings);
}
}
}
}
bool ApplySelectionChanges(SerializedProperty property, AddressableAssetSettings aaSettings, ref string guid)
{
var checkToForceAddressable = string.Empty;
if (!string.IsNullOrEmpty(newGuid) && newGuidPropertyPath == property.propertyPath)
{
if (newGuid == noAssetString)
{
if (AssetReferenceDrawerUtilities.SetObject(ref m_AssetRefObject, ref m_ReferencesSame, property, null, fieldInfo, m_label.text, out guid))
{
TriggerOnValidate(property);
}
newGuid = string.Empty;
}
else if (newGuid == forceAddressableString)
{
checkToForceAddressable = guid;
newGuid = string.Empty;
}
else if (guid != newGuid)
{
if (AssetReferenceDrawerUtilities.SetObject(ref m_AssetRefObject, ref m_ReferencesSame, property, AssetDatabase.LoadAssetAtPath <Object>(AssetDatabase.GUIDToAssetPath(newGuid)), fieldInfo, m_label.text, out guid))
{
checkToForceAddressable = newGuid;
TriggerOnValidate(property);
}
newGuid = string.Empty;
}
}
bool isNotAddressable = false;
m_AssetName = noAssetString;
if (aaSettings != null && !string.IsNullOrEmpty(guid))
{
isNotAddressable = AssetReferenceDrawerUtilities.CheckForNewEntry(ref m_AssetName, aaSettings, guid, checkToForceAddressable);
}
return(isNotAddressable);
}
internal void DragAndDropNotFromAddressableGroupWindow(string path, string guid, SerializedProperty property, AddressableAssetSettings aaSettings)
{
if (AddressableAssetUtility.IsInResources(path))
{
Addressables.LogWarning("Cannot use an AssetReference on an asset in Resources. Move asset out of Resources first. ");
}
else if (!AddressableAssetUtility.IsPathValidForEntry(path))
{
Addressables.LogWarning("Dragged asset is not valid as an Asset Reference. " + path);
}
else
{
Object obj;
if (DragAndDrop.objectReferences != null && DragAndDrop.objectReferences.Length == 1)
{
obj = DragAndDrop.objectReferences[0];
}
else
{
obj = AssetDatabase.LoadAssetAtPath <Object>(path);
}
if (AssetReferenceDrawerUtilities.SetObject(ref m_AssetRefObject, ref m_ReferencesSame, property, obj, fieldInfo, m_label.text, out guid))
{
TriggerOnValidate(property);
aaSettings = AddressableAssetSettingsDefaultObject.GetSettings(true);
var entry = aaSettings.FindAssetEntry(guid);
if (entry == null && !string.IsNullOrEmpty(guid))
{
string assetName;
if (!aaSettings.IsAssetPathInAddressableDirectory(path, out assetName))
{
aaSettings.CreateOrMoveEntry(guid, aaSettings.DefaultGroup);
newGuid = guid;
}
}
}
}
}