private void LoadAssets(ContentTreeNode parent, string directory)
{
// Find files
var files = Directory.GetFiles(directory, "*.*", SearchOption.TopDirectoryOnly);
// Add them
for (int i = 0; i < files.Length; i++)
{
var path = StringUtils.NormalizePath(files[i]);
// Check if node already has that element (skip during init when we want to walk project dir very fast)
if (_isDuringFastSetup || !parent.Folder.ContainsChild(path))
{
// It can be any type of asset: binary, text, cooked, package, etc.
// The best idea is to just ask Flax.
// Flax isn't John Snow. Flax knows something :)
// Also Flax Content Layer is using smart caching so this query gonna be fast.
ContentItem item = null;
// Try using in-build asset
string typeName;
Guid id;
if (FlaxEngine.Content.GetAssetInfo(path, out typeName, out id))
{
var proxy = GetAssetProxy(typeName, path);
item = proxy?.ConstructItem(path, typeName, ref id);
}
// Generic file
if (item == null)
{
item = new FileItem(path);
}
// Link
item.ParentFolder = parent.Folder;
// Fire event
if (_enableEvents)
{
ItemAdded?.Invoke(item);
OnWorkspaceModified?.Invoke();
}
_itemsCreated++;
}
}
}
/// <inheritdoc />
public override void OnUpdate()
{
while (_dirtyNodes.Count > 0)
{
// Get node
var node = _dirtyNodes.Dequeue();
// Refresh
loadFolder(node, true);
// Fire event
if (_enableEvents)
{
OnWorkspaceModified?.Invoke();
}
}
}
private void LoadScripts(ContentTreeNode parent, string directory)
{
// Find files
var files = Directory.GetFiles(directory, ScriptProxy.ExtensionFiler, SearchOption.TopDirectoryOnly);
// Add them
bool anyAdded = false;
for (int i = 0; i < files.Length; i++)
{
var path = StringUtils.NormalizePath(files[i]);
// Check if node already has that element (skip during init when we want to walk project dir very fast)
if (_isDuringFastSetup || !parent.Folder.ContainsChild(path))
{
// Create item object
var item = new ScriptItem(path);
// Link
item.ParentFolder = parent.Folder;
// Fire event
if (_enableEvents)
{
ItemAdded?.Invoke(item);
OnWorkspaceModified?.Invoke();
}
_itemsCreated++;
anyAdded = true;
}
}
if (anyAdded && _enableEvents)
{
ScriptsBuilder.MarkWorkspaceDirty();
}
}
private void loadFolder(ContentTreeNode node, bool checkSubDirs)
{
if (node == null)
{
return;
}
// Temporary data
var folder = node.Folder;
var path = folder.Path;
// Check for missing files/folders (skip it during fast tree setup)
if (!_isDuringFastSetup)
{
for (int i = 0; i < folder.Children.Count; i++)
{
var child = folder.Children[i];
if (!child.Exists)
{
// Send info
Editor.Log(string.Format($"Content item \'{child.Path}\' has been removed"));
// Destroy it
Delete(child);
i--;
}
}
}
// Find elements (use separate path for scripts and assets - perf stuff)
if (node.CanHaveAssets)
{
LoadAssets(node, path);
}
if (node.CanHaveScripts)
{
LoadScripts(node, path);
}
// Get child directories
var childFolders = Directory.GetDirectories(path);
// Load child folders
bool sortChildren = false;
for (int i = 0; i < childFolders.Length; i++)
{
var childPath = StringUtils.NormalizePath(childFolders[i]);
// Check if node already has that element (skip during init when we want to walk project dir very fast)
ContentFolder childFolderNode = _isDuringFastSetup ? null : node.Folder.FindChild(childPath) as ContentFolder;
if (childFolderNode == null)
{
// Create node
ContentTreeNode n = new ContentTreeNode(node, childPath);
if (!_isDuringFastSetup)
{
sortChildren = true;
}
// Load child folder
loadFolder(n, true);
// Fire event
if (_enableEvents)
{
ItemAdded?.Invoke(n.Folder);
OnWorkspaceModified?.Invoke();
}
_itemsCreated++;
}
else if (checkSubDirs)
{
// Update child folder
loadFolder(childFolderNode.Node, true);
}
}
if (sortChildren)
{
node.SortChildren();
}
}
/// <summary>
/// Deletes the specified item.
/// </summary>
/// <param name="item">The item.</param>
public void Delete(ContentItem item)
{
if (item == null)
{
throw new ArgumentNullException();
}
// Fire events
if (_enableEvents)
{
ItemRemoved?.Invoke(item);
}
item.OnDelete();
_itemsDeleted++;
var path = item.Path;
// Special case for folders
if (item is ContentFolder folder)
{
// TODO: maybe don't remove folders recursive but at once?
// Delete all children
if (folder.Children.Count > 0)
{
var children = folder.Children.ToArray();
for (int i = 0; i < children.Length; i++)
{
Delete(children[0]);
}
}
// Remove directory
if (Directory.Exists(path))
{
try
{
Directory.Delete(path, true);
}
catch (Exception ex)
{
// Error
Editor.LogWarning(ex);
Editor.LogWarning(string.Format("Cannot remove folder \'{0}\'", path));
return;
}
}
// Unlink from the parent
item.ParentFolder = null;
// Delete tree node
folder.Node.Dispose();
}
else
{
// Check if it's an asset
if (item.IsAsset)
{
// Delete asset by using content pool
FlaxEngine.Content.DeleteAsset(path);
}
else
{
// Delete file
if (File.Exists(path))
{
File.Delete(path);
}
}
// Unlink from the parent
item.ParentFolder = null;
// Delete item
item.Dispose();
}
if (_enableEvents)
{
OnWorkspaceModified?.Invoke();
}
}
/// <summary>
/// Moves the specified item to the different location. Handles moving whole directories and single assets.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="newPath">The new path.</param>
public void Move(ContentItem item, string newPath)
{
if (item == null || string.IsNullOrEmpty(newPath))
{
throw new ArgumentNullException();
}
if (item.IsFolder && Directory.Exists(newPath))
{
// Error
MessageBox.Show("Cannot move folder. Target location already exists.");
return;
}
if (!item.IsFolder && File.Exists(newPath))
{
// Error
MessageBox.Show("Cannot move file. Target location already exists.");
return;
}
// Find target parent
var newDirPath = Path.GetDirectoryName(newPath);
var newParent = Find(newDirPath) as ContentFolder;
if (newParent == null)
{
// Error
MessageBox.Show("Cannot move item. Missing target location.");
return;
}
// Perform renaming
{
string oldPath = item.Path;
// Special case for folders
if (item.IsFolder)
{
// Cache data
var folder = (ContentFolder)item;
// Create new folder
try
{
Directory.CreateDirectory(newPath);
}
catch (Exception ex)
{
// Error
Editor.LogWarning(ex);
Editor.LogError(string.Format("Cannot move folder \'{0}\' to \'{1}\'", oldPath, newPath));
return;
}
// Change path
item.UpdatePath(newPath);
// Rename all child elements
for (int i = 0; i < folder.Children.Count; i++)
{
UpdateAssetNewNameTree(folder.Children[i]);
}
// Delete old folder
try
{
Directory.Delete(oldPath, true);
}
catch (Exception ex)
{
// Error
Editor.LogWarning(ex);
Editor.LogWarning(string.Format("Cannot remove folder \'{0}\'", oldPath));
return;
}
}
else
{
RenameAsset(item, ref newPath);
}
if (item.ParentFolder != null)
{
item.ParentFolder.Node.SortChildren();
}
}
// Link item
item.ParentFolder = newParent;
if (_enableEvents)
{
OnWorkspaceModified?.Invoke();
}
}