Unity Script Reference:
Legacy Documentation: Version 4.3.0
EditorUtility.OpenFolderPanel
static function OpenFolderPanel(title: string, folder: string, defaultName: string): string;
static string OpenFolderPanel(string title, string folder, string defaultName);
static def OpenFolderPanel(title as string, folder as string, defaultName as string) as string
Description

Displays the "open folder" dialog and returns the selected path name.

See Also: OpenFilePanel, SaveFolderPanel functions.


Open Folder Panel.
	// Opens a directory dialog for copying all the png textures
	// in the directory to where the current open scene resides
	import System.IO;
	@MenuItem("Examples/Load Textures to directory")
	static function Apply () {
		var path = EditorUtility.OpenFolderPanel("Load png Textures of Directory", "", "");
		var files : String[] = Directory.GetFiles(path);
		for(var file : String in files)
			if(file.EndsWith(".png"))
				File.Copy(file, EditorApplication.currentScene);
	}