public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
ConditionalDisableAttribute condAttr = (ConditionalDisableAttribute)attribute;
bool enable = GetConditionalDisableAttributeResult(condAttr, property);
bool enabled = GUI.enabled;
GUI.enabled = enable;
if (!condAttr.disable || enable)
{
EditorGUI.PropertyField(position, property, label, true);
}
GUI.enabled = enabled;
}
/// <summary>
/// 入力可否を返す
/// </summary>
bool GetConditionalDisableAttributeResult(ConditionalDisableAttribute condAttr,
SerializedProperty property)
{
bool enabled = true;
string propertyPath = property.propertyPath;
string conditionPath = propertyPath.Replace(property.name, condAttr.sourceField);
SerializedProperty sourcePropertyValue = property.serializedObject.FindProperty(conditionPath);
if (sourcePropertyValue == null)
{
return(enabled);
}
if (sourcePropertyValue.propertyType == SerializedPropertyType.Enum)
{
enabled = condAttr.enableValue == sourcePropertyValue.enumValueIndex;
}
else if (sourcePropertyValue.propertyType == SerializedPropertyType.Integer)
{
enabled = condAttr.enableValue == sourcePropertyValue.intValue;
}
return(enabled);
}