private void OnPropertyGUI(Rect position, SerializedProperty property, GUIContent label)
{
Rect lower;
Rect buttonRect = new Rect();
var instance = property.FindPropertyRelative("_instance");
var scene = instance.FindPropertyRelative("_sceneAsset")?.objectReferenceValue;
if (scene == null)
{
// Update values cause the build index could've changed
instance.FindPropertyRelative("_sceneName").stringValue = "";
instance.FindPropertyRelative("_scenePath").stringValue = "";
instance.FindPropertyRelative("_buildIndex").intValue = -1;
}
position = IMGUIUtils.SnipRectV(position, EditorGUIUtility.singleLineHeight, out lower, 2f);
if (HasValidBuildIndex(instance))
{
if (scene != null)
{
// Update values cause the build index could've changed
instance.FindPropertyRelative("_sceneName").stringValue = scene.name;
instance.FindPropertyRelative("_scenePath").stringValue = AssetDatabase.GetAssetPath(scene);
instance.FindPropertyRelative("_buildIndex").intValue = SceneUtility.GetBuildIndexByScenePath(
instance.FindPropertyRelative("_scenePath").stringValue
);
}
}
else
{
position = IMGUIUtils.SnipRectH(position, position.width - 70, out buttonRect, 6f);
instance.FindPropertyRelative("_buildIndex").intValue = -1;
}
SceneAsset sceneAsset = scene as SceneAsset;
position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label);
// EditorGUI.BeginChangeCheck();
bool guiState = GUI.enabled;
GUI.enabled = false;
EditorGUI.ObjectField(position, scene, typeof(SceneAsset), false);
GUI.enabled = guiState;
// if (EditorGUI.EndChangeCheck())
// {
// property.FindPropertyRelative("_sceneAsset").objectReferenceValue = scene;
// sceneAsset = scene as SceneAsset;
// if (sceneAsset != null)
// {
// property.FindPropertyRelative("_sceneName").stringValue = scene.name;
// property.FindPropertyRelative("_scenePath").stringValue = AssetDatabase.GetAssetPath(scene);
// property.FindPropertyRelative("_buildIndex").intValue = SceneUtility.GetBuildIndexByScenePath(
// property.FindPropertyRelative("_scenePath").stringValue
// );
// }
// }
if (instance.FindPropertyRelative("_buildIndex").intValue != -1)
{
return;
}
if (scene != null && scene is SceneAsset)
{
EditorGUI.HelpBox(lower, "Scene is not added in the build settings", MessageType.Warning);
if (GUI.Button(buttonRect, "Fix Now"))
{
AddSceneToBuildSettings(sceneAsset);
}
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
_guidProp = property.FindPropertyRelative("_serializedGuid");
_nameProp = property.FindPropertyRelative("_cachedName");
_sceneProp = property.FindPropertyRelative("_cachedScene");
_lockedReference = property.FindPropertyRelative("_sceneReference");
_sceneRefInstance = _lockedReference.FindPropertyRelative("_instance");
// Using BeginProperty / EndProperty on the parent property means that
// prefab override logic works on the entire property.
EditorGUI.BeginProperty(position, label, property);
// Draw prefix label, returning the new rect we can draw in
var guidCompPosition = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label);
guidCompPosition.height = EditorGUIUtility.singleLineHeight;
System.Guid currentGuid;
GameObject currentGO = null;
// working with array properties is a bit unwieldy
// you have to get the property at each index manually
byte[] byteArray = new byte[16];
int arraySize = _guidProp.arraySize;
for (int i = 0; i < arraySize; ++i)
{
var byteProp = _guidProp.GetArrayElementAtIndex(i);
byteArray[i] = (byte)byteProp.intValue;
}
currentGuid = new System.Guid(byteArray);
currentGO = GuidManager.ResolveGuid(currentGuid);
GateBase currentGate = currentGO != null?currentGO.GetComponent <GateBase>() : null;
GateBase component = null;
if (currentGuid != System.Guid.Empty && currentGate == null)
{
// if our reference is set, but the target isn't loaded, we display the target and the scene it is in, and provide a way to clear the reference
Rect buttonRect;
Rect newPosition = IMGUIUtils.SnipRectH(guidCompPosition, guidCompPosition.width - 70, out buttonRect, 6f);
bool guiEnabled = GUI.enabled;
GUI.enabled = false;
EditorGUI.LabelField(newPosition, new GUIContent(_nameProp.stringValue, "Target GameObject is not currently loaded."), EditorStyles.objectField);
GUI.enabled = guiEnabled;
if (GUI.Button(buttonRect, _clearButtonGUI, EditorStyles.miniButton))
{
ClearPreviousGuid();
}
}
else
{
// if our object is loaded, we can simply use an object field directly
component = EditorGUI.ObjectField(guidCompPosition, currentGate, typeof(GateBase), true) as GateBase;
}
if (currentGate != null && component == null)
{
// clear out an old Guid after the user has changed/removed a reference in inspector
ClearPreviousGuid();
}
// if we have a valid reference, draw the scene name of the scene it lives in so users can find it
if (component != null)
{
_nameProp.stringValue = component.name;
string scenePath = component.gameObject.scene.path;
SceneAsset sceneAsset = AssetDatabase.LoadAssetAtPath <SceneAsset>(scenePath);
_sceneProp.objectReferenceValue = sceneAsset;
Scene scene = EditorSceneManager.GetSceneByName(((SceneAsset)_sceneProp.objectReferenceValue).name);
_sceneRefInstance.FindPropertyRelative("_sceneAsset").objectReferenceValue = sceneAsset;
_sceneRefInstance.FindPropertyRelative("_sceneName").stringValue = scene.name;
_sceneRefInstance.FindPropertyRelative("_scenePath").stringValue = scene.path;
_sceneRefInstance.FindPropertyRelative("_buildIndex").intValue = scene.buildIndex;
// only update the GUID Prop if something changed. This fixes multi-edit on GUID References
if (component != currentGate)
{
byteArray = component.GetGuid().ToByteArray();
arraySize = _guidProp.arraySize;
for (int i = 0; i < arraySize; ++i)
{
var byteProp = _guidProp.GetArrayElementAtIndex(i);
byteProp.intValue = byteArray[i];
}
}
}
position.y += EditorGUIUtility.singleLineHeight + 2;
Rect sceneFieldPosition = new Rect(position);
sceneFieldPosition.height = EditorGUI.GetPropertyHeight(_lockedReference, true);
EditorGUI.PropertyField(sceneFieldPosition, _lockedReference, true);
EditorGUI.EndProperty();
}
