internal void DrawCollectionItemDrawer(Rect position, ScriptableObjectCollectionItem collectionItem, GUIContent label,
Action <ScriptableObjectCollectionItem> callback)
{
float originY = position.y;
position.height = 15;
Rect prefixPosition = EditorGUI.PrefixLabel(position, label);
int indent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
if (collectionItem != null)
{
if (currentObject == null)
{
currentObject = collectionItem;
}
DrawEditFoldoutButton(ref prefixPosition, collectionItem);
DrawGotoButton(ref prefixPosition);
}
DrawCollectionItemDropDown(ref prefixPosition, collectionItem, callback);
DrawEditorPreview(ref position, collectionItem);
EditorGUI.indentLevel = indent;
totalHeight = position.y - originY;
}
protected override AdvancedDropdownItem BuildRoot()
{
AdvancedDropdownItem root = new AdvancedDropdownItem(itemType.Name);
root.AddChild(new AdvancedDropdownItem("None"));
root.AddSeparator();
AdvancedDropdownItem targetParent = root;
bool multipleCollections = collections.Count > 1;
for (int i = 0; i < collections.Count; i++)
{
ScriptableObjectCollection collection = collections[i];
if (multipleCollections)
{
AdvancedDropdownItem collectionParent = new AdvancedDropdownItem(collection.name);
root.AddChild(collectionParent);
targetParent = collectionParent;
}
for (int j = 0; j < collection.Count; j++)
{
ScriptableObjectCollectionItem collectionItem = collection[j];
targetParent.AddChild(new CollectionItemDropdownItem(collectionItem));
}
}
if (!multipleCollections)
{
root.AddSeparator();
root.AddChild(new AdvancedDropdownItem(CREATE_NEW_TEXT));
}
return(root);
}
private void DrawEditorPreview(ref Rect rect, ScriptableObjectCollectionItem scriptableObjectCollectionItem)
{
if (scriptableObjectCollectionItem == null)
{
return;
}
if (!CollectionUtility.IsFoldoutOpen(scriptableObjectCollectionItem, currentObject))
{
return;
}
rect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
rect.width -= 10;
rect.y += 10;
float beginPositionY = rect.y;
SerializedObject collectionItemSerializedObject = new SerializedObject(scriptableObjectCollectionItem);
EditorGUI.indentLevel++;
rect = EditorGUI.IndentedRect(rect);
SerializedProperty iterator = collectionItemSerializedObject.GetIterator();
using (EditorGUI.ChangeCheckScope changeCheck = new EditorGUI.ChangeCheckScope())
{
for (bool enterChildren = true; iterator.NextVisible(enterChildren); enterChildren = false)
{
bool guiEnabled = GUI.enabled;
if (iterator.displayName.Equals("Script"))
{
GUI.enabled = false;
}
EditorGUI.PropertyField(rect, iterator, true);
GUI.enabled = guiEnabled;
rect.y += EditorGUI.GetPropertyHeight(iterator, true) + EditorGUIUtility.standardVerticalSpacing;
}
if (changeCheck.changed)
{
iterator.serializedObject.ApplyModifiedProperties();
}
}
EditorGUI.indentLevel--;
rect = EditorGUI.IndentedRect(rect);
Rect boxPosition = rect;
boxPosition.y = beginPositionY - 5;
boxPosition.height = (rect.y - beginPositionY) + 10;
boxPosition.width += 10;
boxPosition.x += 5;
rect.y += 10;
GUI.Box(boxPosition, GUIContent.none, EditorStyles.helpBox);
}
public static bool CanPasteToTarget(ScriptableObjectCollectionItem target)
{
if (source == null)
{
return(false);
}
return(target.GetType() == source.GetType());
}
public static void ApplySourceToTarget(ScriptableObjectCollectionItem target)
{
if (source == null)
{
return;
}
Undo.RecordObject(target, "Paste Changes");
EditorUtility.CopySerializedManagedFieldsOnly(source, target);
EditorUtility.SetDirty(target);
}
private void DrawCollectionItemDropDown(ref Rect position, ScriptableObjectCollectionItem collectionItem,
Action <ScriptableObjectCollectionItem> callback)
{
GUIContent displayValue = new GUIContent("None");
if (collectionItem != null)
{
displayValue = new GUIContent(collectionItem.name);
}
if (GUI.Button(position, displayValue, EditorStyles.popup))
{
collectionItemDropdown.Show(position, callback.Invoke);
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
Initialize(property);
if (OptionsAttribute.DrawType == DrawType.AsReference)
{
EditorGUI.PropertyField(position, property, label, true);
return;
}
item = property.objectReferenceValue as ScriptableObjectCollectionItem;
DrawCollectionItemDrawer(position, item, label,
newItem =>
{
property.objectReferenceValue = newItem;
property.serializedObject.ApplyModifiedProperties();
});
}
public static AssetDeleteResult OnWillDeleteAsset(string targetAssetPath, RemoveAssetOptions removeAssetOptions)
{
Object mainAssetAtPath = AssetDatabase.LoadMainAssetAtPath(targetAssetPath);
if (mainAssetAtPath == null)
{
return(AssetDeleteResult.DidNotDelete);
}
Type type = mainAssetAtPath.GetType();
if (type.IsSubclassOf(typeof(ScriptableObjectCollectionItem)))
{
ScriptableObjectCollectionItem collectionItem =
AssetDatabase.LoadAssetAtPath <ScriptableObjectCollectionItem>(targetAssetPath);
collectionItem.Collection.Remove(collectionItem);
return(AssetDeleteResult.DidNotDelete);
}
return(AssetDeleteResult.DidNotDelete);
}
private void DrawEditFoldoutButton(ref Rect popupRect, ScriptableObjectCollectionItem targetItem)
{
Rect buttonRect = popupRect;
buttonRect.width = 30;
buttonRect.height = 18;
popupRect.width -= buttonRect.width;
buttonRect.x += popupRect.width;
GUIContent guiContent = CollectionEditorGUI.EditGUIContent;
if (CollectionUtility.IsFoldoutOpen(targetItem, currentObject))
{
guiContent = CollectionEditorGUI.CloseGUIContent;
}
if (GUI.Button(buttonRect, guiContent))
{
CollectionUtility.SetFoldoutOpen(!CollectionUtility.IsFoldoutOpen(targetItem, currentObject), targetItem, currentObject);
ObjectUtility.SetDirty(targetItem);
}
}
protected override void ItemSelected(AdvancedDropdownItem item)
{
base.ItemSelected(item);
if (item.name.Equals(CREATE_NEW_TEXT, StringComparison.OrdinalIgnoreCase))
{
ScriptableObjectCollection collection = collections.First();
ScriptableObjectCollectionItem collectionItem = collection.AddNew(itemType);
callback.Invoke(collectionItem);
Selection.objects = new Object[] { collection };
CollectionCustomEditor.SetLastAddedEnum(collectionItem);
return;
}
if (item is CollectionItemDropdownItem dropdownItem)
{
callback.Invoke(dropdownItem.CollectionItem);
}
else
{
callback.Invoke(null);
}
}
public CollectionItemDropdownItem(ScriptableObjectCollectionItem target) : base(target.name)
{
CollectionItem = target;
}
private static void WriteDirectAccessCollectionStatic(ScriptableObjectCollection collection, StreamWriter writer,
ref int indentation)
{
string cachedValuesName = "values";
AppendLine(writer, indentation, $"private static {collection.GetType().Name} {cachedValuesName};");
AppendLine(writer, indentation);
for (int i = 0; i < collection.Items.Count; i++)
{
ScriptableObjectCollectionItem collectionItem = collection.Items[i];
AppendLine(writer, indentation,
$"private static {collectionItem.GetType().Name} {collectionItem.name.Sanitize().FirstToLower()};");
}
AppendLine(writer, indentation);
string valuesName = $"Values";
AppendLine(writer, indentation,
$"public static {collection.GetType().Name} {valuesName}");
AppendLine(writer, indentation, "{");
indentation++;
AppendLine(writer, indentation, "get");
AppendLine(writer, indentation, "{");
indentation++;
AppendLine(writer, indentation, $"if ({cachedValuesName} == null)");
indentation++;
AppendLine(writer, indentation,
$"{cachedValuesName} = ({collection.GetType()})CollectionsRegistry.Instance.GetCollectionByGUID(\"{collection.GUID}\");");
indentation--;
AppendLine(writer, indentation, $"return {cachedValuesName};");
indentation--;
AppendLine(writer, indentation, "}");
indentation--;
AppendLine(writer, indentation, "}");
AppendLine(writer, indentation);
AppendLine(writer, indentation);
for (int i = 0; i < collection.Items.Count; i++)
{
ScriptableObjectCollectionItem collectionItem = collection.Items[i];
string collectionNameFirstUpper = collectionItem.name.Sanitize().FirstToUpper();
string privateStaticName = collectionItem.name.Sanitize().FirstToLower();
AppendLine(writer, indentation,
$"public static {collectionItem.GetType().Name} {collectionNameFirstUpper}");
AppendLine(writer, indentation, "{");
indentation++;
AppendLine(writer, indentation, "get");
AppendLine(writer, indentation, "{");
indentation++;
AppendLine(writer, indentation, $"if ({privateStaticName} == null)");
indentation++;
AppendLine(writer, indentation,
$"{privateStaticName} = ({collectionItem.GetType().Name}){valuesName}.GetItemByGUID(\"{collectionItem.GUID}\");");
indentation--;
AppendLine(writer, indentation, $"return {privateStaticName};");
indentation--;
AppendLine(writer, indentation, "}");
indentation--;
AppendLine(writer, indentation, "}");
AppendLine(writer, indentation);
}
AppendLine(writer, indentation, $"public static IEnumerable<T> GetValues<T>() where T : {collection.GetItemType().Name}");
AppendLine(writer, indentation, "{");
indentation++;
AppendLine(writer, indentation, $"return Values.Where(item => item is T).Cast<T>();");
indentation--;
AppendLine(writer, indentation, "}");
AppendLine(writer, indentation);
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
if (collectionItemType == null)
{
Type arrayOrListType = fieldInfo.FieldType.GetArrayOrListType();
Type properFieldType = arrayOrListType ?? fieldInfo.FieldType;
collectionItemType = GetGenericItemType(properFieldType).GetGenericArguments().First();
}
if (collectionItemPropertyDrawer == null)
{
collectionItemPropertyDrawer = new CollectionItemItemPropertyDrawer();
collectionItemPropertyDrawer.Initialize(collectionItemType, null);
}
SerializedProperty collectionItemGUIDSerializedProperty = property.FindPropertyRelative(COLLECTION_ITEM_GUID_PROPERTY_PATH);
SerializedProperty collectionGUIDSerializedProperty = property.FindPropertyRelative(COLLECTION_GUID_PROPERTY_PATh);
ScriptableObjectCollectionItem collectionItem = null;
if (!string.IsNullOrEmpty(collectionItemGUIDSerializedProperty.stringValue) &&
!string.IsNullOrEmpty(collectionGUIDSerializedProperty.stringValue))
{
if (CollectionsRegistry.Instance.TryGetCollectionByGUID(collectionGUIDSerializedProperty.stringValue,
out ScriptableObjectCollection collection))
{
if (collection.TryGetItemByGUID(collectionItemGUIDSerializedProperty.stringValue,
out ScriptableObjectCollectionItem resultCollection))
{
collectionItem = resultCollection;
}
}
}
int indexOfArrayPart = property.propertyPath.IndexOf('[');
if (indexOfArrayPart > -1)
{
if (string.Equals(label.text, collectionItemGUIDSerializedProperty.stringValue, StringComparison.Ordinal))
{
label.text = $"Element {property.propertyPath.Substring(indexOfArrayPart+1, 1)}";
}
}
collectionItemPropertyDrawer.DrawCollectionItemDrawer(
position, collectionItem, label,
item =>
{
string collectionItemGUID = string.Empty;
string collectionGUID = string.Empty;
if (item != null)
{
collectionItemGUID = item.GUID;
collectionGUID = item.Collection.GUID;
}
collectionItemGUIDSerializedProperty.stringValue = collectionItemGUID;
collectionGUIDSerializedProperty.stringValue = collectionGUID;
collectionItem = item;
property.serializedObject.ApplyModifiedProperties();
}
);
}
public static void SetSource(ScriptableObjectCollectionItem targetSource)
{
source = targetSource;
}