More content browser stuff

- Seperate AssetHierarchy from EditorContentManager
- Make files selectable and context menu

GlitchyEngine/src/Core/FilePath.bf

@@ -0,0 +1,112 @@
+using System;
+using System.IO;
+
+namespace GlitchyEngine.Core;
+
+// TODO: make usable
+class FilePath : IHashable
+{
+	append String _path = .();
+
+	public bool IsRooted => Path.IsPathRooted(_path);
+
+	public this()
+	{
+
+	}
+
+	public this(StringView path)
+	{
+		Set(path);
+	}
+
+	public static implicit operator StringView(FilePath filePath) => filePath._path;
+	
+	/// @param fixDirectorySeperators If true all alternative directory seperators will be replaced by the primary seperator.
+	/// @param resolveRelativeDirectories If true relative directories ('.' and '..') will be removed from the path.
+	public enum CanonicalizationFlags
+	{
+		FixDirectorySeperators = 1,
+		ResolveRelativeDirectories = _ << 1,
+		MakeFullPath = _ << 1
+	}
+
+	public void Set(StringView path, CanonicalizationFlags canonicalizationFlags = .FixDirectorySeperators | .ResolveRelativeDirectories)
+	{
+		_path.Append(path);
+		Canonicalize(canonicalizationFlags);
+	}
+
+	/// Converts the path to a canonicalized path.
+	public void Canonicalize(CanonicalizationFlags canonicalizationFlags = .FixDirectorySeperators | .ResolveRelativeDirectories)
+	{
+		if (canonicalizationFlags.HasFlag(.FixDirectorySeperators))
+		{
+			FixDirectorySeperators();	
+		}
+
+		if (canonicalizationFlags.HasFlag(.ResolveRelativeDirectories))
+		{
+			ResolveRelativeDirectories();
+		}
+
+		if (canonicalizationFlags.HasFlag(.MakeFullPath))
+		{
+			MakeFullPath();
+		}
+	}
+
+	public void MakeFullPath()
+	{
+		if (IsRooted)
+			return;
+
+		String buffer = scope String(Path.[Friend]MaxPath);
+
+		Path.GetFullPath(_path, buffer);
+
+		_path..Clear().Append(buffer);
+	}
+
+	public void FixDirectorySeperators()
+	{
+		_path.Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
+	}
+
+	public void ResolveRelativeDirectories()
+	{
+		//	find .
+		//		find entire entry name
+		//		remove entry name (if its only .)
+
+		/*for (char32 c in _path.DecodedChars)
+		{
+			if (c == '.')
+			{
+			}
+		}
+
+		for (StringView component in _path.Split(Path.DirectorySeparatorChar))
+		{
+			if (component == ".")
+			{
+				// . can be removed without replacement
+			}
+			else if (component == "..")
+			{
+				// .. can only be removed when not at the start of after another ..
+
+				// e.g. "../foo" and "../../foo" can't be changed
+				// but "foo/.." can become "foo"
+				// "foo/../.." can become ".."
+			}
+		}*/
+	}
+
+	public void Append(StringView newPath)
+	{
+
+	}
+
+	public int GetHashCode() => _path.GetHashCode();
+}

GlitchyEngine/src/Extension/System/IO/Path.bf

@@ -0,0 +1,39 @@
+using System.Diagnostics;
+namespace System.IO;
+
+extension Path
+{
+	/// Opens the file browser and selects the specified file.
+	/// @param path The path of the file to select.
+	public static void OpenFolderAndSelectItem(String path)
+	{
+		String fullPath = scope String(256);
+		Path.GetFullPath(path, fullPath);
+
+#if BF_PLATFORM_WINDOWS
+		ProcessStartInfo processInfo = scope .();
+		processInfo.SetFileNameAndArguments(scope $"explorer /select,\"{fullPath}\"");
+
+		scope SpawnedProcess().Start(processInfo);
+#else
+		Runtime.NotImplemented();
+#endif
+	}
+
+	/// Opens the file browser in the given directory.
+	/// @param directory The directory to show in the file browser.
+	public static void OpenFolder(String directory)
+	{
+		String fullPath = scope String(256);
+		Path.GetFullPath(directory, fullPath);
+
+#if BF_PLATFORM_WINDOWS
+		ProcessStartInfo processInfo = scope .();
+		processInfo.SetFileNameAndArguments(scope $"explorer \"{fullPath}\"");
+
+		scope SpawnedProcess().Start(processInfo);
+#else
+		Runtime.NotImplemented();
+#endif
+	}
+}