AkiraPixelWind/Assets/Scripts/Editor/AssetBundleBorwer/AssetListTree.cs

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2022-12-29 18:20:40 +08:00
using UnityEditor;
using UnityEngine;
using System.Collections.Generic;
using UnityEditor.IMGUI.Controls;
using System.Linq;
//using System;
namespace AssetBundleBrowser
{
internal class AssetListTree : TreeView
{
List<AssetBundleModel.BundleInfo> m_SourceBundles = new List<AssetBundleModel.BundleInfo>();
AssetBundleManageTab m_Controller;
List<UnityEngine.Object> m_EmptyObjectList = new List<UnityEngine.Object>();
internal static MultiColumnHeaderState CreateDefaultMultiColumnHeaderState()
{
return new MultiColumnHeaderState(GetColumns());
}
private static MultiColumnHeaderState.Column[] GetColumns()
{
var retVal = new MultiColumnHeaderState.Column[] {
new MultiColumnHeaderState.Column(),
new MultiColumnHeaderState.Column(),
new MultiColumnHeaderState.Column(),
new MultiColumnHeaderState.Column()
};
retVal[0].headerContent = new GUIContent("Asset", "Short name of asset. For full name select asset and see message below");
retVal[0].minWidth = 50;
retVal[0].width = 100;
retVal[0].maxWidth = 300;
retVal[0].headerTextAlignment = TextAlignment.Left;
retVal[0].canSort = true;
retVal[0].autoResize = true;
retVal[1].headerContent = new GUIContent("Bundle", "Bundle name. 'auto' means asset was pulled in due to dependency");
retVal[1].minWidth = 50;
retVal[1].width = 100;
retVal[1].maxWidth = 300;
retVal[1].headerTextAlignment = TextAlignment.Left;
retVal[1].canSort = true;
retVal[1].autoResize = true;
retVal[2].headerContent = new GUIContent("Size", "Size on disk");
retVal[2].minWidth = 30;
retVal[2].width = 75;
retVal[2].maxWidth = 100;
retVal[2].headerTextAlignment = TextAlignment.Left;
retVal[2].canSort = true;
retVal[2].autoResize = true;
retVal[3].headerContent = new GUIContent("!", "Errors, Warnings, or Info");
retVal[3].minWidth = 16;
retVal[3].width = 16;
retVal[3].maxWidth = 16;
retVal[3].headerTextAlignment = TextAlignment.Left;
retVal[3].canSort = true;
retVal[3].autoResize = false;
return retVal;
}
enum MyColumns
{
Asset,
Bundle,
Size,
Message
}
internal enum SortOption
{
Asset,
Bundle,
Size,
Message
}
SortOption[] m_SortOptions =
{
SortOption.Asset,
SortOption.Bundle,
SortOption.Size,
SortOption.Message
};
internal AssetListTree(TreeViewState state, MultiColumnHeaderState mchs, AssetBundleManageTab ctrl ) : base(state, new MultiColumnHeader(mchs))
{
m_Controller = ctrl;
showBorder = true;
showAlternatingRowBackgrounds = true;
multiColumnHeader.sortingChanged += OnSortingChanged;
}
internal void Update()
{
bool dirty = false;
foreach (var bundle in m_SourceBundles)
{
dirty |= bundle.dirty;
}
if (dirty)
Reload();
}
public override void OnGUI(Rect rect)
{
base.OnGUI(rect);
if (Event.current.type == EventType.MouseDown && Event.current.button == 0 && rect.Contains(Event.current.mousePosition))
{
SetSelection(new int[0], TreeViewSelectionOptions.FireSelectionChanged);
}
}
protected override IList<TreeViewItem> BuildRows(TreeViewItem root)
{
var rows = base.BuildRows(root);
SortIfNeeded(root, rows);
return rows;
}
internal void SetSelectedBundles(IEnumerable<AssetBundleModel.BundleInfo> bundles)
{
m_Controller.SetSelectedItems(null);
m_SourceBundles = bundles.ToList();
SetSelection(new List<int>());
Reload();
}
protected override TreeViewItem BuildRoot()
{
var root = AssetBundleModel.Model.CreateAssetListTreeView(m_SourceBundles);
return root;
}
protected override void RowGUI(RowGUIArgs args)
{
for (int i = 0; i < args.GetNumVisibleColumns(); ++i)
CellGUI(args.GetCellRect(i), args.item as AssetBundleModel.AssetTreeItem, args.GetColumn(i), ref args);
}
private void CellGUI(Rect cellRect, AssetBundleModel.AssetTreeItem item, int column, ref RowGUIArgs args)
{
Color oldColor = GUI.color;
CenterRectUsingSingleLineHeight(ref cellRect);
if(column != 3)
GUI.color = item.itemColor;
switch (column)
{
case 0:
{
var iconRect = new Rect(cellRect.x + 1, cellRect.y + 1, cellRect.height - 2, cellRect.height - 2);
if(item.icon != null)
GUI.DrawTexture(iconRect, item.icon, ScaleMode.ScaleToFit);
DefaultGUI.Label(
new Rect(cellRect.x + iconRect.xMax + 1, cellRect.y, cellRect.width - iconRect.width, cellRect.height),
item.displayName,
args.selected,
args.focused);
}
break;
case 1:
DefaultGUI.Label(cellRect, item.asset.bundleName, args.selected, args.focused);
break;
case 2:
DefaultGUI.Label(cellRect, item.asset.GetSizeString(), args.selected, args.focused);
break;
case 3:
var icon = item.MessageIcon();
if (icon != null)
{
var iconRect = new Rect(cellRect.x, cellRect.y, cellRect.height, cellRect.height);
GUI.DrawTexture(iconRect, icon, ScaleMode.ScaleToFit);
}
break;
}
GUI.color = oldColor;
}
protected override void DoubleClickedItem(int id)
{
var assetItem = FindItem(id, rootItem) as AssetBundleModel.AssetTreeItem;
if (assetItem != null)
{
Object o = AssetDatabase.LoadAssetAtPath<Object>(assetItem.asset.fullAssetName);
EditorGUIUtility.PingObject(o);
Selection.activeObject = o;
}
}
public void SetSelection( List<string> paths )
{
List<int> selected = new List<int>();
AddIfInPaths( paths, selected, rootItem );
SetSelection( selected );
}
void AddIfInPaths( List<string> paths, List<int> selected, TreeViewItem me )
{
var assetItem = me as AssetBundleModel.AssetTreeItem;
if( assetItem != null && assetItem.asset != null )
{
if( paths.Contains( assetItem.asset.fullAssetName ) )
{
if( selected.Contains( me.id ) == false )
selected.Add( me.id );
}
}
if( me.hasChildren )
{
foreach( TreeViewItem item in me.children )
{
AddIfInPaths( paths, selected, item );
}
}
}
protected override void SelectionChanged(IList<int> selectedIds)
{
if (selectedIds == null)
return;
List<Object> selectedObjects = new List<Object>();
List<AssetBundleModel.AssetInfo> selectedAssets = new List<AssetBundleModel.AssetInfo>();
foreach (var id in selectedIds)
{
var assetItem = FindItem(id, rootItem) as AssetBundleModel.AssetTreeItem;
if (assetItem != null)
{
Object o = AssetDatabase.LoadAssetAtPath<Object>(assetItem.asset.fullAssetName);
selectedObjects.Add(o);
Selection.activeObject = o;
selectedAssets.Add(assetItem.asset);
}
}
m_Controller.SetSelectedItems(selectedAssets);
Selection.objects = selectedObjects.ToArray();
}
protected override bool CanBeParent(TreeViewItem item)
{
return false;
}
protected override bool CanStartDrag(CanStartDragArgs args)
{
args.draggedItemIDs = GetSelection();
return true;
}
protected override void SetupDragAndDrop(SetupDragAndDropArgs args)
{
DragAndDrop.PrepareStartDrag();
DragAndDrop.objectReferences = m_EmptyObjectList.ToArray();
List<AssetBundleModel.AssetTreeItem> items =
new List<AssetBundleModel.AssetTreeItem>(args.draggedItemIDs.Select(id => FindItem(id, rootItem) as AssetBundleModel.AssetTreeItem));
DragAndDrop.paths = items.Select(a => a.asset.fullAssetName).ToArray();
DragAndDrop.SetGenericData("AssetListTreeSource", this);
DragAndDrop.StartDrag("AssetListTree");
}
protected override DragAndDropVisualMode HandleDragAndDrop(DragAndDropArgs args)
{
if(IsValidDragDrop())
{
if (args.performDrop)
{
AssetBundleModel.Model.MoveAssetToBundle(DragAndDrop.paths, m_SourceBundles[0].m_Name.bundleName, m_SourceBundles[0].m_Name.variant);
AssetBundleModel.Model.ExecuteAssetMove();
foreach (var bundle in m_SourceBundles)
{
bundle.RefreshAssetList();
}
m_Controller.UpdateSelectedBundles(m_SourceBundles);
}
return DragAndDropVisualMode.Copy;//Move;
}
return DragAndDropVisualMode.Rejected;
}
protected bool IsValidDragDrop()
{
//can't do drag & drop if data source is read only
if (AssetBundleModel.Model.DataSource.IsReadOnly ())
return false;
//can't drag onto none or >1 bundles
if (m_SourceBundles.Count == 0 || m_SourceBundles.Count > 1)
return false;
//can't drag nothing
if (DragAndDrop.paths == null || DragAndDrop.paths.Length == 0)
return false;
//can't drag into a folder
var folder = m_SourceBundles[0] as AssetBundleModel.BundleFolderInfo;
if (folder != null)
return false;
var data = m_SourceBundles[0] as AssetBundleModel.BundleDataInfo;
if(data == null)
return false; // this should never happen.
var thing = DragAndDrop.GetGenericData("AssetListTreeSource") as AssetListTree;
if (thing != null)
return false;
if(data.IsEmpty())
return true;
if (data.isSceneBundle)
{
foreach (var assetPath in DragAndDrop.paths)
{
if ((AssetDatabase.GetMainAssetTypeAtPath(assetPath) != typeof(SceneAsset)) &&
(!AssetDatabase.IsValidFolder(assetPath)))
return false;
}
}
else
{
foreach (var assetPath in DragAndDrop.paths)
{
if (AssetDatabase.GetMainAssetTypeAtPath(assetPath) == typeof(SceneAsset))
return false;
}
}
return true;
}
protected override void ContextClickedItem(int id)
{
if (AssetBundleModel.Model.DataSource.IsReadOnly ()) {
return;
}
List<AssetBundleModel.AssetTreeItem> selectedNodes = new List<AssetBundleModel.AssetTreeItem>();
foreach(var nodeID in GetSelection())
{
selectedNodes.Add(FindItem(nodeID, rootItem) as AssetBundleModel.AssetTreeItem);
}
if(selectedNodes.Count > 0)
{
GenericMenu menu = new GenericMenu();
menu.AddItem(new GUIContent("Remove asset(s) from bundle."), false, RemoveAssets, selectedNodes);
menu.ShowAsContext();
}
}
void RemoveAssets(object obj)
{
var selectedNodes = obj as List<AssetBundleModel.AssetTreeItem>;
var assets = new List<AssetBundleModel.AssetInfo>();
//var bundles = new List<AssetBundleModel.BundleInfo>();
foreach (var node in selectedNodes)
{
if (!System.String.IsNullOrEmpty(node.asset.bundleName))
assets.Add(node.asset);
}
AssetBundleModel.Model.MoveAssetToBundle(assets, string.Empty, string.Empty);
AssetBundleModel.Model.ExecuteAssetMove();
foreach (var bundle in m_SourceBundles)
{
bundle.RefreshAssetList();
}
m_Controller.UpdateSelectedBundles(m_SourceBundles);
//ReloadAndSelect(new List<int>());
}
protected override void KeyEvent()
{
if (m_SourceBundles.Count > 0 && Event.current.keyCode == KeyCode.Delete && GetSelection().Count > 0)
{
List<AssetBundleModel.AssetTreeItem> selectedNodes = new List<AssetBundleModel.AssetTreeItem>();
foreach (var nodeID in GetSelection())
{
selectedNodes.Add(FindItem(nodeID, rootItem) as AssetBundleModel.AssetTreeItem);
}
RemoveAssets(selectedNodes);
}
}
void OnSortingChanged(MultiColumnHeader multiColumnHeader)
{
SortIfNeeded(rootItem, GetRows());
}
void SortIfNeeded(TreeViewItem root, IList<TreeViewItem> rows)
{
if (rows.Count <= 1)
return;
if (multiColumnHeader.sortedColumnIndex == -1)
return;
SortByColumn();
rows.Clear();
for (int i = 0; i < root.children.Count; i++)
rows.Add(root.children[i]);
Repaint();
}
void SortByColumn()
{
var sortedColumns = multiColumnHeader.state.sortedColumns;
if (sortedColumns.Length == 0)
return;
List<AssetBundleModel.AssetTreeItem> assetList = new List<AssetBundleModel.AssetTreeItem>();
foreach(var item in rootItem.children)
{
assetList.Add(item as AssetBundleModel.AssetTreeItem);
}
var orderedItems = InitialOrder(assetList, sortedColumns);
rootItem.children = orderedItems.Cast<TreeViewItem>().ToList();
}
IOrderedEnumerable<AssetBundleModel.AssetTreeItem> InitialOrder(IEnumerable<AssetBundleModel.AssetTreeItem> myTypes, int[] columnList)
{
SortOption sortOption = m_SortOptions[columnList[0]];
bool ascending = multiColumnHeader.IsSortedAscending(columnList[0]);
switch (sortOption)
{
case SortOption.Asset:
return myTypes.Order(l => l.displayName, ascending);
case SortOption.Size:
return myTypes.Order(l => l.asset.fileSize, ascending);
case SortOption.Message:
return myTypes.Order(l => l.HighestMessageLevel(), ascending);
case SortOption.Bundle:
default:
return myTypes.Order(l => l.asset.bundleName, ascending);
}
}
private void ReloadAndSelect(IList<int> hashCodes)
{
Reload();
SetSelection(hashCodes);
SelectionChanged(hashCodes);
}
}
static class MyExtensionMethods
{
internal static IOrderedEnumerable<T> Order<T, TKey>(this IEnumerable<T> source, System.Func<T, TKey> selector, bool ascending)
{
if (ascending)
{
return source.OrderBy(selector);
}
else
{
return source.OrderByDescending(selector);
}
}
internal static IOrderedEnumerable<T> ThenBy<T, TKey>(this IOrderedEnumerable<T> source, System.Func<T, TKey> selector, bool ascending)
{
if (ascending)
{
return source.ThenBy(selector);
}
else
{
return source.ThenByDescending(selector);
}
}
}
}