public static GameObject CreateNewPalette(string folderPath, string name, Grid.CellLayout layout, GridPalette.CellSizing cellSizing, Vector3 cellSize, Grid.CellSwizzle swizzle)
{
GameObject temporaryGO = new GameObject(name);
Grid grid = temporaryGO.AddComponent <Grid>();
// We set size to kEpsilon to mark this as new uninitialized palette
// Nice default size can be decided when first asset is dragged in
grid.cellSize = cellSize;
grid.cellLayout = layout;
grid.cellSwizzle = swizzle;
CreateNewLayer(temporaryGO, "Layer1", layout);
string path = AssetDatabase.GenerateUniqueAssetPath(folderPath + "/" + name + ".prefab");
Object prefab = PrefabUtility.SaveAsPrefabAssetAndConnect(temporaryGO, path, InteractionMode.AutomatedAction);
GridPalette palette = GridPalette.CreateInstance <GridPalette>();
palette.name = "Palette Settings";
palette.cellSizing = cellSizing;
AssetDatabase.AddObjectToAsset(palette, prefab);
PrefabUtility.ApplyPrefabInstance(temporaryGO);
AssetDatabase.Refresh();
GameObject.DestroyImmediate(temporaryGO);
return(AssetDatabase.LoadAssetAtPath <GameObject>(path));
}
bool ApplyAll()
{
// Collect Prefab Asset paths and also check if there's more than one of the same.
HashSet <string> prefabAssetPaths = new HashSet <string>();
bool multipleOfSame = false;
for (int i = 0; i < m_SelectedGameObjects.Length; i++)
{
string prefabAssetPath = PrefabUtility.GetPrefabAssetPathOfNearestInstanceRoot(m_SelectedGameObjects[i]);
if (prefabAssetPaths.Contains(prefabAssetPath))
{
multipleOfSame = true;
}
else
{
prefabAssetPaths.Add(prefabAssetPath);
}
}
// If more than one instance of the same Prefab Asset, show dialog to user.
if (multipleOfSame && !EditorUtility.DisplayDialog(
L10n.Tr("Multiple instances of same Prefab Asset"),
L10n.Tr("Multiple instances of the same Prefab Asset were detected. Potentially conflicting overrides will be applied sequentially and will overwrite each other."),
L10n.Tr("OK"),
L10n.Tr("Cancel")))
{
return(false);
}
// Make sure assets are checked out in version control.
if (!PrefabUtility.PromptAndCheckoutPrefabIfNeeded(prefabAssetPaths.ToArray(), PrefabUtility.SaveVerb.Apply))
{
return(false);
}
// Apply sequentially.
AssetDatabase.StartAssetEditing();
for (int i = 0; i < m_SelectedGameObjects.Length; i++)
{
PrefabUtility.ApplyPrefabInstance(m_SelectedGameObjects[i], InteractionMode.UserAction);
}
AssetDatabase.StopAssetEditing();
EditorUtility.ForceRebuildInspectors();
return(true);
}
bool ApplyAll()
{
// Collect Prefab Asset paths and also check if there's more than one of the same.
HashSet <string> prefabAssetPaths = new HashSet <string>();
bool multipleOfSame = false;
for (int i = 0; i < m_SelectedGameObjects.Length; i++)
{
string prefabAssetPath = PrefabUtility.GetPrefabAssetPathOfNearestInstanceRoot(m_SelectedGameObjects[i]);
if (prefabAssetPaths.Contains(prefabAssetPath))
{
multipleOfSame = true;
}
else
{
prefabAssetPaths.Add(prefabAssetPath);
}
}
// If more than one instance of the same Prefab Asset, show dialog to user.
if (multipleOfSame && !EditorUtility.DisplayDialog(
L10n.Tr("Multiple instances of same Prefab Asset"),
L10n.Tr("Multiple instances of the same Prefab Asset were detected. Potentially conflicting overrides will be applied sequentially and will overwrite each other."),
L10n.Tr("OK"),
L10n.Tr("Cancel")))
{
return(false);
}
// Make sure assets are checked out in version control.
if (!PrefabUtility.PromptAndCheckoutPrefabIfNeeded(prefabAssetPaths.ToArray(), PrefabUtility.SaveVerb.Apply))
{
return(false);
}
var undoStructs = new List <ApplyAllUndo>();
var actionName = "ApplyAll";
for (var i = 0; i < m_SelectedGameObjects.Length; i++)
{
var us = new ApplyAllUndo();
us.correspondingSourceObject = (GameObject)PrefabUtility.GetCorrespondingObjectFromSource(m_SelectedGameObjects[i]);
Undo.RegisterFullObjectHierarchyUndo(us.correspondingSourceObject, actionName); // handles changes to existing objects and object what will be deleted but not objects that are created
GameObject prefabInstanceRoot = PrefabUtility.GetOutermostPrefabInstanceRoot(m_SelectedGameObjects[i]);
Undo.RegisterFullObjectHierarchyUndo(prefabInstanceRoot, actionName);
us.prefabHierarchy = new HashSet <int>();
PrefabUtility.GetObjectListFromHierarchy(us.prefabHierarchy, us.correspondingSourceObject);
undoStructs.Add(us);
}
// Apply sequentially.
AssetDatabase.StartAssetEditing();
try
{
foreach (var t in m_SelectedGameObjects)
{
PrefabUtility.ApplyPrefabInstance(t, InteractionMode.UserAction);
}
}
finally
{
AssetDatabase.StopAssetEditing();
}
foreach (var t in undoStructs)
{
PrefabUtility.RegisterNewObjects(t.correspondingSourceObject, t.prefabHierarchy, actionName);
}
EditorUtility.ForceRebuildInspectors();
return(true);
}
public override void OnGUI(Rect rect)
{
Rect headerRect = GUILayoutUtility.GetRect(20, 10000, k_HeaderHeight, k_HeaderHeight);
EditorGUI.DrawRect(headerRect, headerBgColor);
float labelSize = EditorStyles.boldLabel.CalcSize(Styles.instanceLabel).x;
headerRect.height = EditorGUIUtility.singleLineHeight;
Rect labelRect = new Rect(headerRect.x + k_HeaderLeftMargin, headerRect.y, labelSize, headerRect.height);
Rect contentRect = headerRect;
contentRect.xMin = labelRect.xMax;
GUI.Label(labelRect, Styles.instanceLabel, Styles.boldRightAligned);
GUI.Label(contentRect, m_InstanceContent, EditorStyles.boldLabel);
labelRect.y += EditorGUIUtility.singleLineHeight;
contentRect.y += EditorGUIUtility.singleLineHeight;
GUI.Label(labelRect, Styles.contextLabel, Styles.boldRightAligned);
GUI.Label(contentRect, m_StageContent, EditorStyles.boldLabel);
GUILayout.Space(k_TreeViewPadding.top);
if (!IsDisconnected())
{
Rect treeViewRect = GUILayoutUtility.GetRect(100, 1000, 0, 1000);
m_TreeView.OnGUI(treeViewRect);
}
if (IsShowingActionButton())
{
if (IsDisconnected())
{
EditorGUILayout.HelpBox("Disconnected. Cannot show overrides.", MessageType.Warning);
}
else if (m_TreeView.hasModifications)
{
if (m_InvalidComponentOnAsset)
{
EditorGUILayout.HelpBox(
"Click on individual items to review and revert.\nThe Prefab file contains an invalid script. Applying is not possible. Enter Prefab Mode and remove the script.",
MessageType.Info);
}
else if (m_InvalidComponentOnInstance)
{
EditorGUILayout.HelpBox(
"Click on individual items to review and revert.\nThe Prefab instance contains an invalid script. Applying is not possible. Remove the script.",
MessageType.Info);
}
else if (PrefabUtility.IsPartOfModelPrefab(m_SelectedGameObject))
{
EditorGUILayout.HelpBox(
"Click on individual items to review and revert.\nApplying to a model Prefab is not possible.",
MessageType.Info);
}
else if (m_Immutable)
{
EditorGUILayout.HelpBox(
"Click on individual items to review and revert.\nThe Prefab file is immutable. Applying is not possible.",
MessageType.Info);
}
else
{
EditorGUILayout.HelpBox("Click on individual items to review, revert and apply.",
MessageType.Info);
}
}
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
using (new EditorGUI.DisabledScope(m_InvalidComponentOnAsset))
{
if (GUILayout.Button(m_RevertAllContent, GUILayout.Width(k_ButtonWidth)))
{
PrefabUtility.RevertPrefabInstance(m_SelectedGameObject, InteractionMode.UserAction);
if (editorWindow != null)
{
editorWindow.Close();
GUIUtility.ExitGUI();
}
}
using (new EditorGUI.DisabledScope(m_Immutable || m_InvalidComponentOnInstance))
{
if (GUILayout.Button(m_ApplyAllContent, GUILayout.Width(k_ButtonWidth)))
{
string assetPath =
PrefabUtility.GetPrefabAssetPathOfNearestInstanceRoot(m_SelectedGameObject);
if (PrefabUtility.PromptAndCheckoutPrefabIfNeeded(assetPath, PrefabUtility.SaveVerb.Apply))
{
PrefabUtility.ApplyPrefabInstance(m_SelectedGameObject, InteractionMode.UserAction);
if (editorWindow != null)
{
editorWindow.Close();
GUIUtility.ExitGUI();
}
}
}
}
}
}
// Escape closes the window
if (Event.current.type == EventType.KeyDown && Event.current.keyCode == KeyCode.Escape)
{
editorWindow.Close();
GUIUtility.ExitGUI();
}
}
