private static SceneList BuildList(SceneList list)
{
if (list.Paths == null)
{
// Removed scenes still show up in build settings as deleted and are thus still listed here.
// Unfortunate but that is better than the alternative (enumerating the scenes) which would allow
// selection of scenes that aren't in build settings.
list.Paths = new List <string>(SceneManager.sceneCountInBuildSettings);
list.Names = new GUIContent[SceneManager.sceneCountInBuildSettings + (list.HasNone ? 1 : 0)];
for (var i = 0; i < SceneManager.sceneCountInBuildSettings; i++)
{
list.Paths.Add(SceneUtility.GetScenePathByBuildIndex(i));
}
var index = 0;
var prefix = AssetHelper.FindCommonPath(list.Paths);
if (list.HasNone)
{
list.Names[index++] = new GUIContent("None");
}
var thumbnail = AssetPreview.GetMiniTypeThumbnail(typeof(SceneAsset));
foreach (var path in list.Paths)
{
var scene = path.Substring(prefix.Length, path.Length - prefix.Length - 6); // remove the ".unity" extension
list.Names[index++] = new GUIContent(scene, thumbnail);
}
list.Tree = new SelectionTree();
list.Tree.Add("Scene", list.Names);
if (list.HasCreate)
{
list.Tree.Add("Create", new GUIContent[] { new GUIContent("New Scene", thumbnail) });
}
}
return(list);
}
private static SceneList BuildList(SceneList list)
{
if (list.Paths == null)
{
// Removed scenes still show up in build settings as deleted and are thus still listed here.
// Unfortunate but that is better than the alternative (enumerating the scenes) which would allow
// selection of scenes that aren't in build settings.
list.Paths = new List <string>(SceneManager.sceneCountInBuildSettings);
list.Names = new GUIContent[SceneManager.sceneCountInBuildSettings + (list.HasNone ? 2 : 0) + (list.HasCreate ? 2 : 0)];
for (var i = 0; i < SceneManager.sceneCountInBuildSettings; i++)
{
list.Paths.Add(SceneUtility.GetScenePathByBuildIndex(i));
}
var index = 0;
var prefix = AssetHelper.FindCommonPath(list.Paths);
if (list.HasNone)
{
list.Names[index++] = new GUIContent("None");
list.Names[index++] = new GUIContent("");
}
foreach (var path in list.Paths)
{
var scene = path.Substring(prefix.Length);
list.Names[index++] = new GUIContent(scene);
}
if (list.HasCreate)
{
list.Names[index++] = new GUIContent("");
list.Names[index++] = new GUIContent("Create Scene");
}
}
return(list);
}
public static Object Draw(Rect position, GUIContent label, Object asset, Type assetType, bool showNoneOption, bool showEditButton, AssetLocation saveLocation, string defaultName)
{
if (showEditButton)
{
var editRect = RectHelper.TakeTrailingIcon(ref position);
if (asset)
{
if (GUI.Button(editRect, _editButton.Content, GUIStyle.none))
{
Selection.activeObject = asset;
}
}
}
var rect = EditorGUI.PrefixLabel(position, label);
var creatable = saveLocation != AssetLocation.None && typeof(ScriptableObject).IsAssignableFrom(assetType);
var list = AssetHelper.GetAssetList(assetType, showNoneOption, creatable);
var index = list.GetIndex(asset);
var thumbnail = asset != null?AssetPreview.GetMiniThumbnail(asset) ?? AssetPreview.GetMiniTypeThumbnail(asset.GetType()) : null;
var popupLabel = asset ? new GUIContent(asset.name, thumbnail) : new GUIContent("None");
var selection = SelectionPopup.Draw(rect, popupLabel, new SelectionState {
Tab = 0, Index = index
}, list.Tree);
if (selection.Tab == 0)
{
if (selection.Index != index)
{
return(list.GetAsset(selection.Index));
}
}
else if (selection.Tab == 1)
{
var type = list.GetType(selection.Index);
return(AssetHelper.Create(type, saveLocation, defaultName));
}
if (DragAndDrop.objectReferences.Length > 0 && rect.Contains(Event.current.mousePosition))
{
var obj = DragAndDrop.objectReferences[0];
if (obj != null && assetType.IsAssignableFrom(obj.GetType()))
{
if (Event.current.type == EventType.DragUpdated)
{
DragAndDrop.visualMode = DragAndDropVisualMode.Link;
Event.current.Use();
}
if (Event.current.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
return(obj);
}
}
}
return(asset);
}