private void BuildRoots()
{
m_Roots = new List <RootItem>();
if (m_rootInstanceID != 0)
{
m_Roots.Add(new RootItem(m_rootInstanceID, null, null, true));
return;
}
var packagesMountPoint = PackageManager.Folders.GetPackagesPath();
var assetsFolderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID("Assets");
m_Roots.Add(new RootItem(assetsFolderInstanceID, null, null, true));
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(skipHiddenPackages);
m_Roots.Add(new RootItem(ProjectBrowser.kPackagesFolderInstanceId, packagesMountPoint, packagesMountPoint, true));
foreach (var package in packages)
{
var displayName = !string.IsNullOrEmpty(package.displayName) ? package.displayName : package.name;
var packageFolderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(package.assetPath);
if (packageFolderInstanceID == 0)
{
continue;
}
m_Roots.Add(new RootItem(packageFolderInstanceID, displayName, package.assetPath));
}
}
private static IEnumerator <T> FindEverywhere <T>(SearchFilter searchFilter, Func <HierarchyProperty, T> selector)
{
var rootPaths = new List <string>();
if (searchFilter.searchArea == SearchFilter.SearchArea.AllAssets ||
searchFilter.searchArea == SearchFilter.SearchArea.InAssetsOnly)
{
rootPaths.Add("Assets");
}
if (searchFilter.searchArea == SearchFilter.SearchArea.AllAssets ||
searchFilter.searchArea == SearchFilter.SearchArea.InPackagesOnly)
{
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages();
foreach (var package in packages)
{
rootPaths.Add(package.assetPath);
}
}
foreach (var rootPath in rootPaths)
{
var property = new HierarchyProperty(rootPath);
property.SetSearchFilter(searchFilter);
while (property.Next(null))
{
yield return(selector(property));
}
}
}
void FolderBrowsing()
{
// We are not concerned with assets being added multiple times as we only show the contents
// of each selected folder. This is an issue when searching recursively into child folders.
List <FilterResult> list = new List <FilterResult>();
HierarchyProperty property;
foreach (string folderPath in m_SearchFilter.folders)
{
if (folderPath == PackageManager.Folders.GetPackagesPath())
{
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(m_SearchFilter.skipHidden);
foreach (var package in packages)
{
var packageFolderInstanceId = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(package.assetPath);
property = new HierarchyProperty(package.assetPath);
if (property.Find(packageFolderInstanceId, null))
{
FilterResult result = new FilterResult();
CopyPropertyData(ref result, property);
result.name = !string.IsNullOrEmpty(package.displayName) ? package.displayName : package.name;
list.Add(result);
}
}
continue;
}
if (m_SearchFilter.skipHidden && !PackageManagerUtilityInternal.IsPathInVisiblePackage(folderPath))
{
continue;
}
int folderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(folderPath);
property = new HierarchyProperty(folderPath);
property.SetSearchFilter(m_SearchFilter);
int folderDepth = property.depth;
int[] expanded = { folderInstanceID };
while (property.Next(expanded))
{
if (property.depth <= folderDepth)
{
break; // current property is outside folder
}
FilterResult result = new FilterResult();
CopyPropertyData(ref result, property);
list.Add(result);
// Fetch sub assets by expanding the main asset (ignore folders)
if (property.hasChildren && !property.isFolder)
{
System.Array.Resize(ref expanded, expanded.Length + 1);
expanded[expanded.Length - 1] = property.instanceID;
}
}
}
m_Results = list.ToArray();
}
static bool AnyTargetMaterialHasChildren(string[] targetPaths)
{
GUID[] guids = targetPaths.Select(path => AssetDatabase.GUIDFromAssetPath(path)).ToArray();
Func <string, bool> HasChildrenInPath = (string rootPath) => {
var property = new HierarchyProperty(rootPath, false);
property.SetSearchFilter(new SearchFilter {
classNames = new string[] { "Material" }, searchArea = SearchFilter.SearchArea.AllAssets
});
while (property.Next(null))
{
GUID parent;
var child = InternalEditorUtility.GetLoadedObjectFromInstanceID(property.GetInstanceIDIfImported()) as Material;
if (child)
{
if (AssetDatabase.IsForeignAsset(child))
{
continue;
}
parent = AssetDatabase.GUIDFromAssetPath(AssetDatabase.GetAssetPath(child.parent));
}
else
{
var path = AssetDatabase.GUIDToAssetPath(property.guid);
if (!path.EndsWith(".mat", StringComparison.OrdinalIgnoreCase))
{
continue;
}
parent = EditorMaterialUtility.GetMaterialParentFromFile(path);
}
for (int i = 0; i < guids.Length; i++)
{
if (guids[i] == parent)
{
return(true);
}
}
}
return(false);
};
if (HasChildrenInPath("Assets"))
{
return(true);
}
foreach (var package in PackageManagerUtilityInternal.GetAllVisiblePackages(false))
{
if (package.source == PackageManager.PackageSource.Local && HasChildrenInPath(package.assetPath))
{
return(true);
}
}
return(false);
}
private static IEnumerator <T> FindInFolders <T>(SearchFilter searchFilter, Func <HierarchyProperty, T> selector)
{
var folders = new List <string>();
folders.AddRange(searchFilter.folders);
if (folders.Remove(PackageManager.Folders.GetPackagesPath()))
{
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(searchFilter.skipHidden);
foreach (var package in packages)
{
if (!folders.Contains(package.assetPath))
{
folders.Add(package.assetPath);
}
}
}
foreach (var folderPath in folders)
{
var sanitizedFolderPath = folderPath.ConvertSeparatorsToUnity().TrimTrailingSlashes();
var folderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(sanitizedFolderPath);
var rootPath = "Assets";
// Find the right rootPath if folderPath is part of a package
var packageInfo = PackageManager.PackageInfo.FindForAssetPath(sanitizedFolderPath);
if (packageInfo != null)
{
rootPath = packageInfo.assetPath;
if (searchFilter.skipHidden && !PackageManagerUtilityInternal.IsPathInVisiblePackage(rootPath))
{
continue;
}
}
// Set empty filter to ensure we search all assets to find folder
var property = new HierarchyProperty(rootPath);
property.SetSearchFilter(new SearchFilter());
if (property.Find(folderInstanceID, null))
{
// Set filter after we found the folder
property.SetSearchFilter(searchFilter);
int folderDepth = property.depth;
int[] expanded = null; // enter all children of folder
while (property.NextWithDepthCheck(expanded, folderDepth + 1))
{
yield return(selector(property));
}
}
else
{
Debug.LogWarning("AssetDatabase.FindAssets: Folder not found: '" + sanitizedFolderPath + "'");
}
}
}
static void ReparentMaterialChildren(string assetPath)
{
var toDelete = AssetDatabase.LoadAssetAtPath <Material>(assetPath);
var toDeleteGUID = AssetDatabase.GUIDFromAssetPath(assetPath);
var newParent = toDelete.parent;
Action <string> ReparentInPath = (string rootPath) => {
var property = new HierarchyProperty(rootPath, false);
property.SetSearchFilter(new SearchFilter {
classNames = new string[] { "Material" }, searchArea = SearchFilter.SearchArea.AllAssets
});
while (property.Next(null))
{
var child = InternalEditorUtility.GetLoadedObjectFromInstanceID(property.GetInstanceIDIfImported()) as Material;
if (!child)
{
// First check guid from file to avoid loading all materials in memory
string path = AssetDatabase.GUIDToAssetPath(property.guid);
if (EditorMaterialUtility.GetMaterialParentFromFile(path) != toDeleteGUID)
{
continue;
}
child = AssetDatabase.LoadAssetAtPath <Material>(path);
}
if (child != null && child.parent == toDelete && !AssetDatabase.IsForeignAsset(child))
{
child.parent = newParent;
}
}
};
ReparentInPath("Assets");
foreach (var package in PackageManagerUtilityInternal.GetAllVisiblePackages(false))
{
if (package.source == PackageManager.PackageSource.Local)
{
ReparentInPath(package.assetPath);
}
}
}
static IEnumerator <HierarchyProperty> FindInAllAssets(SearchFilter searchFilter)
{
var rootPaths = new List <string>();
rootPaths.Add("Assets");
foreach (var package in PackageManagerUtilityInternal.GetAllVisiblePackages(false))
{
if (package.source == PackageManager.PackageSource.Local)
{
rootPaths.Add(package.assetPath);
}
}
foreach (var rootPath in rootPaths)
{
var property = new HierarchyProperty(rootPath, false);
property.SetSearchFilter(searchFilter);
while (property.Next(null))
{
yield return(property);
}
}
}
void SearchInFolders()
{
List <FilterResult> list = new List <FilterResult>();
List <string> baseFolders = new List <string>();
baseFolders.AddRange(ProjectWindowUtil.GetBaseFolders(m_SearchFilter.folders));
if (baseFolders.Remove(PackageManager.Folders.GetPackagesPath()))
{
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(m_SearchFilter.skipHidden);
foreach (var package in packages)
{
if (!baseFolders.Contains(package.assetPath))
{
baseFolders.Add(package.assetPath);
}
}
}
m_SearchFilter.searchArea = SearchFilter.SearchArea.SelectedFolders;
foreach (string folderPath in baseFolders)
{
// Ensure we do not have a filter when finding folder
HierarchyProperty property = new HierarchyProperty(folderPath);
property.SetSearchFilter(m_SearchFilter);
// Set filter after we found the folder
int folderDepth = property.depth;
int[] expanded = null; // enter all children of folder
while (property.NextWithDepthCheck(expanded, folderDepth + 1))
{
FilterResult result = new FilterResult();
CopyPropertyData(ref result, property);
list.Add(result);
}
}
m_Results = list.ToArray();
}
private HashSet <int> GetParentsBelow(int id)
{
// Add all children expanded ids to hashset
HashSet <int> parentsBelow = new HashSet <int>();
// Check if packages instance
if (id == ProjectBrowser.kPackagesFolderInstanceId)
{
parentsBelow.Add(id);
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(skipHiddenPackages);
foreach (var package in packages)
{
var packageFolderInstanceId = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(package.assetPath);
parentsBelow.UnionWith(GetParentsBelow(packageFolderInstanceId));
}
return(parentsBelow);
}
var path = AssetDatabase.GetAssetPath(id);
IHierarchyProperty search = new HierarchyProperty(path);
if (search.Find(id, null))
{
parentsBelow.Add(id);
int depth = search.depth;
while (search.Next(null) && search.depth > depth)
{
if (search.isFolder && search.hasChildren)
{
parentsBelow.Add(search.instanceID);
}
}
}
return(parentsBelow);
}
public override void FetchData()
{
m_RootItem = new TreeViewItem(0, 0, null, "Invisible Root Item");
SetExpanded(m_RootItem, true); // ensure always visible
Texture2D folderIcon = EditorGUIUtility.FindTexture(EditorResources.folderIconName);
// We want three roots: Favorites, Assets, and Saved Filters
List <TreeViewItem> visibleRoots = new List <TreeViewItem>();
// Fetch asset folders
int assetsFolderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID("Assets");
int depth = 0;
string displayName = "Assets"; //CreateDisplayName (assetsFolderInstanceID);
AssetsTreeViewDataSource.RootTreeItem assetRootItem = new AssetsTreeViewDataSource.RootTreeItem(assetsFolderInstanceID, depth, m_RootItem, displayName);
assetRootItem.icon = folderIcon;
ReadAssetDatabase("Assets", assetRootItem, depth + 1);
// Fetch packages folder
displayName = PackageManager.Folders.GetPackagesPath();
AssetsTreeViewDataSource.RootTreeItem packagesRootItem = new AssetsTreeViewDataSource.RootTreeItem(ProjectBrowser.kPackagesFolderInstanceId, depth, m_RootItem, displayName);
depth++;
packagesRootItem.icon = folderIcon;
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(skipHiddenPackages);
foreach (var package in packages)
{
var packageFolderInstanceId = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(package.assetPath);
displayName = !string.IsNullOrEmpty(package.displayName) ? package.displayName : package.name;
AssetsTreeViewDataSource.PackageTreeItem packageItem = new AssetsTreeViewDataSource.PackageTreeItem(packageFolderInstanceId, depth, packagesRootItem, displayName);
packageItem.icon = folderIcon;
packagesRootItem.AddChild(packageItem);
ReadAssetDatabase(package.assetPath, packageItem, depth + 1);
}
// Fetch saved filters
TreeViewItem savedFiltersRootItem = SavedSearchFilters.ConvertToTreeView();
savedFiltersRootItem.parent = m_RootItem;
// Order
visibleRoots.Add(savedFiltersRootItem);
visibleRoots.Add(assetRootItem);
visibleRoots.Add(packagesRootItem);
m_RootItem.children = visibleRoots;
// Get global expanded state of roots
foreach (TreeViewItem item in m_RootItem.children)
{
// Do not expand Packages root item
if (item.id == ProjectBrowser.kPackagesFolderInstanceId)
{
continue;
}
bool expanded = EditorPrefs.GetBool(kProjectBrowserString + item.displayName, true);
SetExpanded(item, expanded);
}
m_NeedRefreshRows = true;
}
public override void FetchData()
{
bool firstInitialize = !isInitialized;
m_RootItem = new TreeViewItem(0, 0, null, "Invisible Root Item");
SetExpanded(m_RootItem, true); // ensure always visible
// We want three roots: Favorites, Assets, and Packages
List <TreeViewItem> visibleRoots = new List <TreeViewItem>();
// Favorites root
TreeViewItem savedFiltersRootItem = SavedSearchFilters.ConvertToTreeView();
visibleRoots.Add(savedFiltersRootItem);
// Assets root
int assetsFolderInstanceID = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID("Assets");
int depth = 0;
string displayName = "Assets";
AssetsTreeViewDataSource.RootTreeItem assetRootItem = new AssetsTreeViewDataSource.RootTreeItem(assetsFolderInstanceID, depth, m_RootItem, displayName);
assetRootItem.icon = s_FolderIcon;
visibleRoots.Add(assetRootItem);
// Packages root
displayName = PackageManager.Folders.GetPackagesPath();
AssetsTreeViewDataSource.RootTreeItem packagesRootItem = new AssetsTreeViewDataSource.RootTreeItem(ProjectBrowser.kPackagesFolderInstanceId, depth, m_RootItem, displayName);
packagesRootItem.icon = s_FolderIcon;
visibleRoots.Add(packagesRootItem);
m_RootItem.children = visibleRoots;
// Set global expanded state for roots from EditorPrefs (must be before building the rows)
if (firstInitialize)
{
foreach (TreeViewItem item in m_RootItem.children)
{
bool expanded = EditorPrefs.GetBool(kProjectBrowserString + item.displayName, true);
SetExpanded(item, expanded);
}
}
// Build rows
//-----------
m_Rows = new List <TreeViewItem>(100);
// Favorites
savedFiltersRootItem.parent = m_RootItem;
m_Rows.Add(savedFiltersRootItem);
if (IsExpanded(savedFiltersRootItem))
{
foreach (var f in savedFiltersRootItem.children)
{
m_Rows.Add(f);
}
}
else
{
savedFiltersRootItem.children = CreateChildListForCollapsedParent();
}
// Asset folders
m_Rows.Add(assetRootItem);
ReadAssetDatabase("Assets", assetRootItem, depth + 1, m_Rows);
// Individual Package folders (under the Packages root item)
m_Rows.Add(packagesRootItem);
var packages = PackageManagerUtilityInternal.GetAllVisiblePackages(skipHiddenPackages);
if (IsExpanded(packagesRootItem))
{
depth++;
foreach (var package in packages)
{
var packageFolderInstanceId = AssetDatabase.GetMainAssetOrInProgressProxyInstanceID(package.assetPath);
displayName = !string.IsNullOrEmpty(package.displayName) ? package.displayName : package.name;
AssetsTreeViewDataSource.PackageTreeItem packageItem = new AssetsTreeViewDataSource.PackageTreeItem(packageFolderInstanceId, depth, packagesRootItem, displayName);
packageItem.icon = s_FolderIcon;
packagesRootItem.AddChild(packageItem);
m_Rows.Add(packageItem);
ReadAssetDatabase(package.assetPath, packageItem, depth + 1, m_Rows);
}
}
else
{
if (packages.Length > 0)
{
packagesRootItem.children = CreateChildListForCollapsedParent();
}
}
m_NeedRefreshRows = false;
}