public static bool CanDraw(FieldInfo _fieldInfo)
{
return(!CSUtility.TryGetTypeAttribute(_fieldInfo.DeclaringType, out NonSerializedAttribute nonAtt) &&
!CSUtility.TryGetFieldInfoAttribute(_fieldInfo, out HideInInspector hideAtt) &&
((!_fieldInfo.IsPrivate && !_fieldInfo.IsFamily) || CSUtility.TryGetFieldInfoAttribute(_fieldInfo, out SerializeField serAtt)));
}
private static object DrawSingleField(GUIContent _content, FieldInfo _fieldInfo, object _value)
{
ObjectDrawer objectDrawer;
if ((CSUtility.TryGetFieldInfoAttribute(_fieldInfo, out ObjectDrawerAttribute att) || CSUtility.TryGetTypeAttribute(_fieldInfo.FieldType, out att)) &&
(objectDrawer = ObjectDrawerUtility.GetObjectDrawer(att)) != null)
{
if (_value == null && !_fieldInfo.FieldType.IsAbstract)
{
if (typeof(ScriptableObject).IsAssignableFrom(_fieldInfo.FieldType))
{
_value = ScriptableObject.CreateInstance(_fieldInfo.FieldType);
}
else
{
_value = Activator.CreateInstance(_fieldInfo.FieldType, true);
}
}
objectDrawer.Value = _value;
objectDrawer.OnGUI(_content);
if (objectDrawer.Value != _value)
{
_value = objectDrawer.Value;
GUI.changed = true;
}
return(_value);
}
return(DrawSingleField(_content, _fieldInfo.FieldType, _value));
}
private static object DrawArrayField(GUIContent _content, FieldInfo _fieldInfo, Type _fieldType, object _value)
{
Type elementType;
if (_fieldType.IsArray)
{
elementType = _fieldType.GetElementType();
}
else
{
Type type2 = _fieldType;
while (!type2.IsGenericType)
{
type2 = type2.BaseType;
}
elementType = type2.GetGenericArguments()[0];
}
IList list;
if (_value == null)
{
if (_fieldType.IsGenericType || _fieldType.IsArray)
{
list = (Activator.CreateInstance(typeof(List <>).MakeGenericType(new Type[]
{
elementType
}), true) as IList);
}
else
{
list = (Activator.CreateInstance(_fieldType, true) as IList);
}
if (_fieldType.IsArray)
{
Array array = Array.CreateInstance(elementType, list.Count);
list.CopyTo(array, 0);
list = array;
}
GUI.changed = true;
}
else
{
list = (IList)_value;
}
EditorGUILayout.BeginVertical(new GUILayoutOption[0]);
if (EditorGUILayoutExtension.DrawFoldout(_content.text.GetHashCode(), _content))
{
EditorGUI.indentLevel++;
bool flag = _content.text.GetHashCode() == EditorGUILayoutExtension.editingFieldHash;
int num = (!flag) ? list.Count : EditorGUILayoutExtension.savedArraySize;
int num2 = EditorGUILayout.IntField("Size", num, new GUILayoutOption[0]);
if (flag && EditorGUILayoutExtension.editingArray && (GUIUtility.keyboardControl != EditorGUILayoutExtension.currentKeyboardControl || Event.current.keyCode == (KeyCode)13))
{
if (num2 != list.Count)
{
Array array2 = Array.CreateInstance(elementType, num2);
int num3 = -1;
for (int i = 0; i < num2; i++)
{
if (i < list.Count)
{
num3 = i;
}
if (num3 == -1)
{
break;
}
object value2 = list[num3];
if (i >= list.Count && !typeof(Object).IsAssignableFrom(elementType) && !typeof(string).IsAssignableFrom(elementType))
{
value2 = Activator.CreateInstance(list[num3].GetType(), true);
}
array2.SetValue(value2, i);
}
if (_fieldType.IsArray)
{
list = array2;
}
else
{
if (_fieldType.IsGenericType)
{
list = (Activator.CreateInstance(typeof(List <>).MakeGenericType(new Type[]
{
elementType
}), true) as IList);
}
else
{
list = (Activator.CreateInstance(_fieldType, true) as IList);
}
for (int j = 0; j < array2.Length; j++)
{
list.Add(array2.GetValue(j));
}
}
}
EditorGUILayoutExtension.editingArray = false;
EditorGUILayoutExtension.savedArraySize = -1;
EditorGUILayoutExtension.editingFieldHash = -1;
GUI.changed = true;
}
else if (num2 != num)
{
if (!EditorGUILayoutExtension.editingArray)
{
EditorGUILayoutExtension.currentKeyboardControl = GUIUtility.keyboardControl;
EditorGUILayoutExtension.editingArray = true;
EditorGUILayoutExtension.editingFieldHash = _content.text.GetHashCode();
}
EditorGUILayoutExtension.savedArraySize = num2;
}
if (_fieldInfo != null &&
(CSUtility.TryGetFieldInfoAttribute(_fieldInfo, out ObjectDrawerAttribute att) ||
CSUtility.TryGetTypeAttribute(elementType, out att)))
{
for (int k = 0; k < list.Count; k++)
{
ObjectDrawer objectDrawer;
if ((objectDrawer = ObjectDrawerUtility.GetObjectDrawer(att)) != null)
{
_content.text = "Element " + k;
objectDrawer.Value = list[k];
objectDrawer.OnGUI(_content);
if (objectDrawer.Value != list[k])
{
list[k] = objectDrawer.Value;
GUI.changed = true;
}
}
}
}
else
{
for (int k = 0; k < list.Count; k++)
{
GUILayout.BeginHorizontal(new GUILayoutOption[0]);
_content.text = "Element " + k;
list[k] = EditorGUILayoutExtension.DrawField(_content, elementType, list[k]);
GUILayout.Space(6f);
GUILayout.EndHorizontal();
}
}
EditorGUI.indentLevel--;
}
EditorGUILayout.EndVertical();
return(list);
}