Gottfried/glitchy-engine-beef
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Basic copy for drag'n'drop

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This commit is contained in:
Simon Lübeß
2025-06-20 21:51:46 +02:00
parent 68745f0515
commit 6af2e49387
4 changed files with 257 additions and 71 deletions
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GlitchyEditor/src/EditWindows/ContentBrowserWindow.bf
+94 -55
View File
@@ -174,7 +174,9 @@ namespace GlitchyEditor.EditWindows
if (ImGui.BeginChild("Files"))
{
DrawCurrentDirectory();
TreeNode<AssetNode> currentDirectoryNode = TrySilent!(_manager.AssetHierarchy.GetNodeFromPath(_currentDirectory));
DrawCurrentDirectory(currentDirectoryNode);
// Context menu when clicking on the background.
if (ImGui.BeginPopupContextWindow())
@@ -184,28 +186,11 @@ namespace GlitchyEditor.EditWindows
}
ImGui.EndChild();
FileDropTarget(currentDirectoryNode, .External);
}
ImGui.EndTable();
if (ImGui.BeginDragDropTarget())
{
ImGui.Payload* peekPayload = ImGui.AcceptDragDropPayload(.ExternFiles, .AcceptBeforeDelivery);
if (peekPayload != null)
{
if (peekPayload.IsDelivery())
{
Log.EngineLogger.Info("Buup!");
}
else
{
EditorLayer.SetDropEffect(.Copy);
}
}
ImGui.EndDragDropTarget();
}
}
ImGui.PopStyleVar(1);
@@ -213,6 +198,28 @@ namespace GlitchyEditor.EditWindows
ImGui.End();
}
/*private void ExternalFileDropTarget()
{
if (ImGui.BeginDragDropTarget())
{
ImGui.Payload* peekPayload = ImGui.AcceptDragDropPayload(.ExternFiles, .AcceptBeforeDelivery);
if (peekPayload != null)
{
if (peekPayload.IsDelivery())
{
Log.EngineLogger.Info("Buup!");
}
else
{
EditorLayer.SetDropEffect(.Copy);
}
}
ImGui.EndDragDropTarget();
}
}*/
private void SelectFile(StringView fullFileName)
{
if (_selectedFile == fullFileName)
@@ -399,6 +406,8 @@ namespace GlitchyEditor.EditWindows
bool isOpen = ImGui.TreeNodeEx(name, flags, $"{name}");
FileDropTarget(tree, .Internal | .External);
if (!ImGui.IsItemToggledOpen() && ImGui.IsItemClicked(.Left))
{
_currentDirectory.Set(tree->Path);
@@ -419,8 +428,8 @@ namespace GlitchyEditor.EditWindows
const float2 padding = .(24, 24);
/// Renders the contents of _currentDirectory.
private void DrawCurrentDirectory()
/// Renders the contents of _currentDirectory. Returns the node of the current directory, or null if the browser isn't in a directory.
private void DrawCurrentDirectory(TreeNode<AssetNode> currentDirectoryNode)
{
List<TreeNode<AssetNode>> files = null;
@@ -443,28 +452,21 @@ namespace GlitchyEditor.EditWindows
}
else
{
if (_currentDirectory.IsEmpty)
return;
// Get the node of the current directory.
var currentDirectoryNode = _manager.AssetHierarchy.GetNodeFromPath(_currentDirectory);
if (currentDirectoryNode case .Err)
if (currentDirectoryNode == null)
{
Log.EngineLogger.Error($"No node exists for {_currentDirectory}.");
ImGui.TextUnformatted("Failed to display contents of directory.");
return;
}
files = currentDirectoryNode->Children;
files = currentDirectoryNode.Children;
// show back button (".."-File)
if (currentDirectoryNode->Parent != _manager.AssetHierarchy.RootNode)
if (currentDirectoryNode.Parent != _manager.AssetHierarchy.RootNode)
{
ImGui.PushID("Back");
DrawBackButton(currentDirectoryNode->Parent);
DrawBackButton(currentDirectoryNode.Parent);
// X-Coordinate of the right side of the current entry.
float currentButtonRight = ImGui.GetItemRectMax().x;
// Expected right-Coordinate if next entry was on the same line.
@@ -506,7 +508,7 @@ namespace GlitchyEditor.EditWindows
ShowNewFile();
ImGui.PopID();
}
}
}
float _zoom = 1.0f;
@@ -543,7 +545,7 @@ namespace GlitchyEditor.EditWindows
ImGui.PopStyleColor();
FileDropTarget(entry);
FileDropTarget(entry, .Internal | .External);
if (ImGui.IsItemHovered() && ImGui.IsMouseClicked(.Left))
{
@@ -564,34 +566,71 @@ namespace GlitchyEditor.EditWindows
ImGui.EndChild();
}
/// Makes a drop target for the given asset node that files and directories can be dropped on, so that Files can be moved
private void FileDropTarget(TreeNode<AssetNode> dropTarget)
enum DropTargetMode
{
if (dropTarget->IsDirectory && ImGui.BeginDragDropTarget())
Internal = 1,
External = 2
}
/// Makes a drop target for the given asset node that files and directories can be dropped on, so that Files can be moved
private void FileDropTarget(TreeNode<AssetNode> dropTarget, DropTargetMode mode)
{
if (dropTarget != null && dropTarget->IsDirectory && ImGui.BeginDragDropTarget())
{
bool allowDrop = false;
ImGui.Payload* peekPayload = ImGui.AcceptDragDropPayload(.ContentBrowserItem, .AcceptPeekOnly);
if (peekPayload != null)
if (mode.HasFlag(.Internal))
{
StringView assetIdentifier = .((char8*)peekPayload.Data, (int)peekPayload.DataSize);
ImGui.Payload* peekPayload = ImGui.AcceptDragDropPayload(.ContentBrowserItem, .AcceptBeforeDelivery);
allowDrop = assetIdentifier != dropTarget->Identifier;
}
if (allowDrop)
{
ImGui.Payload* payload = ImGui.AcceptDragDropPayload(.ContentBrowserItem);
if (payload != null)
if (peekPayload != null)
{
StringView movedChild = .((char8*)payload.Data, (int)payload.DataSize);
StringView assetIdentifier = .((char8*)peekPayload.Data, (int)peekPayload.DataSize);
_manager.AssetHierarchy.MoveFileToNode(movedChild, dropTarget);
allowDrop = assetIdentifier != dropTarget->Identifier;
if (allowDrop && peekPayload.IsDelivery())
{
_manager.AssetHierarchy.MoveFileToNode(assetIdentifier, dropTarget);
}
}
}
if (mode.HasFlag(.External))
{
ImGui.Payload* peekPayload = ImGui.AcceptDragDropPayload(.ExternFiles, .AcceptBeforeDelivery);
if (peekPayload != null)
{
if (peekPayload.IsDelivery())
{
Log.EngineLogger.Info($"Dropping into {dropTarget->Path}");
List<String> droppedFiles = (.)Internal.UnsafeCastToObject(*(void**)peekPayload.Data);
for (String path in droppedFiles)
{
Log.EngineLogger.Info($"Dropping file {path}");
_manager.AssetHierarchy.CopyExternFileToNode(dropTarget, path, .None);
}
}
else
{
EditorLayer.SetDropEffect(.Copy);
if (dropTarget->Path == _currentDirectory)
{
ImGui.SetTooltip($"Copy here ({dropTarget->Name})");
}
else
{
ImGui.SetTooltip($"Copy to {dropTarget->Name}");
}
}
}
}
ImGui.EndDragDropTarget();
}
}
@@ -643,7 +682,7 @@ namespace GlitchyEditor.EditWindows
ImGui.EndDragDropSource();
}
FileDropTarget(entry);
FileDropTarget(entry, .Internal | .External);
if (ImGui.IsItemHovered() && ImGui.IsMouseClicked(.Left))
{