internal static void HandleDragAndDrop(int instanceId, Rect selectionRect)
{
// HACK: Uses EditorApplication.hierarchyWindowItemOnGUI.
// Only works when there is at least one item in the scene.
var current = UnityEngine.Event.current;
var eventType = current.type;
bool isDraggingEvent = eventType == EventType.DragUpdated;
bool isDropEvent = eventType == EventType.DragPerform;
UnityEditor.DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
if (isDraggingEvent || isDropEvent)
{
var mouseOverWindow = EditorWindow.mouseOverWindow;
if (mouseOverWindow != null)
{
// One, existing, valid SkeletonDataAsset
var references = UnityEditor.DragAndDrop.objectReferences;
if (references.Length == 1)
{
var skeletonDataAsset = references[0] as SkeletonDataAsset;
if (skeletonDataAsset != null && skeletonDataAsset.GetSkeletonData(true) != null)
{
// Allow drag-and-dropping anywhere in the Hierarchy Window.
// HACK: string-compare because we can't get its type via reflection.
const string HierarchyWindow = "UnityEditor.SceneHierarchyWindow";
const string GenericDataTargetID = "target";
if (HierarchyWindow.Equals(mouseOverWindow.GetType().ToString(), System.StringComparison.Ordinal))
{
if (isDraggingEvent)
{
var mouseOverTarget = UnityEditor.EditorUtility.InstanceIDToObject(instanceId);
if (mouseOverTarget)
{
DragAndDrop.SetGenericData(GenericDataTargetID, mouseOverTarget);
}
// Note: do not call current.Use(), otherwise we get the wrong drop-target parent.
}
else if (isDropEvent)
{
var parentGameObject = DragAndDrop.GetGenericData(GenericDataTargetID) as UnityEngine.GameObject;
Transform parent = parentGameObject != null ? parentGameObject.transform : null;
// when dragging into empty space in hierarchy below last node, last node would be parent.
if (IsLastNodeInHierarchy(parent))
{
parent = null;
}
DragAndDropInstantiation.ShowInstantiateContextMenu(skeletonDataAsset, Vector3.zero, parent);
UnityEditor.DragAndDrop.AcceptDrag();
current.Use();
return;
}
}
}
}
}
}
}
internal static void HandleDragAndDrop(int instanceId, Rect selectionRect)
{
// HACK: Uses EditorApplication.hierarchyWindowItemOnGUI.
// Only works when there is at least one item in the scene.
var current = UnityEngine.Event.current;
var eventType = current.type;
bool isDraggingEvent = eventType == EventType.DragUpdated;
bool isDropEvent = eventType == EventType.DragPerform;
if (isDraggingEvent || isDropEvent)
{
var mouseOverWindow = EditorWindow.mouseOverWindow;
if (mouseOverWindow != null)
{
// One, existing, valid SkeletonDataAsset
var references = UnityEditor.DragAndDrop.objectReferences;
if (references.Length == 1)
{
var skeletonDataAsset = references[0] as SkeletonDataAsset;
if (skeletonDataAsset != null && skeletonDataAsset.GetSkeletonData(true) != null)
{
// Allow drag-and-dropping anywhere in the Hierarchy Window.
// HACK: string-compare because we can't get its type via reflection.
const string HierarchyWindow = "UnityEditor.SceneHierarchyWindow";
if (HierarchyWindow.Equals(mouseOverWindow.GetType().ToString(), System.StringComparison.Ordinal))
{
if (isDraggingEvent)
{
UnityEditor.DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
current.Use();
}
else if (isDropEvent)
{
DragAndDropInstantiation.ShowInstantiateContextMenu(skeletonDataAsset, Vector3.zero);
UnityEditor.DragAndDrop.AcceptDrag();
current.Use();
return;
}
}
}
}
}
}
}
static void HierarchyDragAndDrop(int instanceId, Rect selectionRect)
{
var current = UnityEngine.Event.current;
var eventType = current.type;
bool isDraggingEvent = eventType == EventType.DragUpdated;
bool isDropEvent = eventType == EventType.DragPerform;
if (isDraggingEvent || isDropEvent)
{
var mouseOverWindow = EditorWindow.mouseOverWindow;
if (mouseOverWindow != null)
{
// One, existing, valid SkeletonDataAsset
var references = DragAndDrop.objectReferences;
if (references.Length == 1)
{
GameObject gameObject = references[0] as GameObject;
if (gameObject != null && gameObject.scene.path == null && gameObject.GetComponent <GunSoundSetting>())
{
var soundSetting = gameObject.GetComponent <GunSoundSetting>();
const string HierarchyWindow = "UnityEditor.SceneHierarchyWindow";
if (HierarchyWindow.Equals(mouseOverWindow.GetType().ToString(), System.StringComparison.Ordinal))
{
if (isDraggingEvent)
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
current.Use();
}
else if (isDropEvent)
{
ShowInstantiateContextMenu(soundSetting, Vector3.zero);
DragAndDrop.AcceptDrag();
current.Use();
return;
}
}
}
}
}
}
}
