protected override DragAndDropVisualMode HandleDragAndDrop(DragAndDropArgs args)
{
if (args.dragAndDropPosition == DragAndDropPosition.OutsideItems)
{
return(DragAndDropVisualMode.Rejected);
}
if (args.performDrop)
{
if (DragAndDrop.objectReferences.Length > 0)
{//this is dropping asset into tree
if (!isPreview)
{
return(DragAndDropVisualMode.Rejected); //can only drop asset in the file list, not the folder structure
}
designer.GetAllAssetsDependency(DragAndDrop.objectReferences);
}
else
{//this is dropping item from tree
TreeViewItem dropTarget = args.parentItem;
if (dropTarget is AssetTreeViewItem)
{
return(DragAndDropVisualMode.Rejected);
}
for (int i = 0; i < m_Dragged.Count; ++i)
{
TreeViewItem itm = FindItem(m_Dragged[i], rootItem);
AssetTreeViewItem assetItem = itm as AssetTreeViewItem;
if (assetItem != null)
{
string filename = System.IO.Path.GetFileName(assetItem.fullAssetPath);
string newFilename = GetFullPath(dropTarget) + "/" + filename;
designer.currentlyEdited.outputPath[assetItem.dependencyIdx] = newFilename;
}
else
{
string originPath = GetFullPath(itm.parent);
string targetPath = GetFullPath(dropTarget);
for (int j = 0; j < itm.children.Count; ++j)
{
ReparentAssets(itm.children[j], originPath, targetPath);
}
}
}
designer.PopulateTreeview();
}
}
return(DragAndDropVisualMode.Move);
}
protected override void SelectionChanged(IList <int> selectedIds)
{
List <AssetMode.AssetInfo> list = new List <AssetMode.AssetInfo>();
foreach (int nodeId in selectedIds)
{
AssetTreeViewItem item = FindItem(nodeId, rootItem) as AssetTreeViewItem;
if (item != null)
{
list.Add(item.asset);
}
}
if (list.Count == 1)
{
mController.UpdateSelectedAssets(list);
}
}
protected override void RowGUI(RowGUIArgs args)
{
GUI.color = Color.white;
if (args.item.hasChildren == false)
{
AssetTreeViewItem itm = args.item as AssetTreeViewItem;
if (itm != null)
{
if (designer.nonCompilingFiles.Contains(itm.fullAssetPath))
{
GUI.color = Color.red;
}
}
}
base.RowGUI(args);
}
private void CellGUI(Rect cellRect, AssetTreeViewItem item, int column, ref RowGUIArgs args)
{
Color oldColor = GUI.color;
CenterRectUsingSingleLineHeight(ref cellRect);
//if (column != 3)
// GUI.color = item.itemColor;
if (!File.Exists(item.asset.data.path))
{
GUI.color = Color.red;
}
switch ((MyColumns)column)
{
case MyColumns.Asset:
{
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);
}
var nameRect = new Rect(cellRect.x + iconRect.xMax + 1
, cellRect.y, cellRect.width - iconRect.width, cellRect.height);
DefaultGUI.Label(nameRect,
item.displayName,
args.selected,
args.focused);
}
break;
case MyColumns.Size:
DefaultGUI.Label(cellRect, item.asset.GetSizeString(), args.selected, args.focused);
break;
case MyColumns.Path:
DefaultGUI.Label(cellRect, item.asset.data.path, args.selected, args.focused);
break;
}
GUI.color = oldColor;
}
void RecursiveAdd(TreeViewItem root, string value, string fullPath, int dependencyIdx)
{
int idx = value.IndexOf('/');
if (idx > 0)
{
string node = value.Substring(0, idx);
string childValue = value.Substring(idx + 1);
if (root.hasChildren)
{
for (int i = 0; i < root.children.Count; ++i)
{
if (root.children[i].displayName == node)
{
RecursiveAdd(root.children[i], childValue, fullPath, dependencyIdx);
return;
}
}
}
//we didn't find a children named that way, so create a new one
TreeViewItem itm = new TreeViewItem(freeID);
freeID += 1;
itm.displayName = node;
itm.icon = m_FolderIcone;
root.AddChild(itm);
RecursiveAdd(itm, childValue, fullPath, dependencyIdx);
}
else
{//this is a leaf node, just create a new one and add it to the root
AssetTreeViewItem itm = new AssetTreeViewItem(freeID);
freeID += 1;
itm.displayName = value;
itm.fullAssetPath = fullPath;
itm.dependencyIdx = dependencyIdx;
Object obj = AssetDatabase.LoadAssetAtPath(fullPath, typeof(UnityEngine.Object));
itm.icon = AssetPreview.GetMiniThumbnail(obj);
root.AddChild(itm);
}
}
//this is to reimplify rename, it's easier to descend to each children and set their output path to the GetFullPath...
void TriggerRename(TreeViewItem item)
{
if (item.hasChildren)
{
for (int i = 0; i < item.children.Count; ++i)
{
TriggerRename(item.children[i]);
}
}
else
{
AssetTreeViewItem assetItem = item as AssetTreeViewItem;
if (assetItem != null)
{
string p = GetFullPath(item);
designer.currentlyEdited.outputPath[assetItem.dependencyIdx] = p;
}
}
}
protected override void SelectionChanged(IList <int> selectedIds)
{
base.SelectionChanged(selectedIds);
assetPreviews = new GUIContent[0];
IList <TreeViewItem> items = FindRows(selectedIds);
for (int i = 0; i < items.Count; ++i)
{
if (!items[i].hasChildren)
{
AssetTreeViewItem itm = items[i] as AssetTreeViewItem;
if (itm != null)
{
GUIContent content = new GUIContent(AssetPreview.GetAssetPreview(AssetDatabase.LoadAssetAtPath(itm.fullAssetPath, typeof(Object))));
ArrayUtility.Add(ref assetPreviews, content);
}
}
}
}
void ReparentAssets(TreeViewItem item, string rootPath, string newPath)
{
if (item.hasChildren)
{
for (int i = 0; i < item.children.Count; ++i)
{
ReparentAssets(item.children[i], rootPath, newPath);
}
}
else
{
AssetTreeViewItem assetTreeItem = item as AssetTreeViewItem;
if (assetTreeItem == null)
{
return;
}
string path = GetFullPath(assetTreeItem);
path = path.Replace(rootPath, newPath);
designer.currentlyEdited.outputPath[assetTreeItem.dependencyIdx] = path;
}
}
public void AddRoot(string displayName, T currentData)
{
itemIndex = 1;
root = new AssetTreeViewItem <T>(0, -1, displayName, currentData);
}