O2 Script - Simple File Viewer

1st example with TextArea.cs

var treeView = "C# files in a a path".popupWindow()
				     .add_TreeView();									 
var codeViewer = treeView.insert_Right("Source Code") 		
			  .add_TextArea();

treeView.afterSelect<string>((file) => codeViewer.set_Text(file))
	.onDrop((path)=>{
			    treeView.clear();
			    foreach(var file in path.files("*.cs",true))
				treeView.add_Node(file.fileName(),file);
			});    
treeView.add_Node("Drop path here to load files");         

2nd example with SourceCodeViewer.cs

var treeView = "C# files in a a path".popupWindow()
				     .add_TreeView();									 
var codeViewer = treeView.insert_Right("Source Code") 		
			 .add_SourceCodeViewer();

treeView.afterSelect<string>((file) => codeViewer.open(file))
	.onDrop((path)=>{
			   treeView.clear();
			   foreach(var file in path.files("*.cs",true))
			       treeView.add_Node(file.fileName(),file);
						});    
treeView.add_Node("Drop path here to load files");         

3rd example with REPL menu.cs

var treeView = "C# files in a a path".popupWindow()
				     .add_TreeView();									 
var codeViewer = treeView.insert_Right("Source Code") 		
			  .add_TextArea();

treeView.afterSelect<string>((file) => codeViewer.set_Text(file))
	.onDrop((path)=>{
			    treeView.clear();
			    foreach(var file in path.files("*.cs",true))
				treeView.add_Node(file.fileName(),file);
			});    
treeView.mainMenu()
	.add_Menu("REPL")
	.add_MenuItem("REPL treeView",  ()=> treeView.script_Me())
	.add_MenuItem("REPL codeViewer",()=> treeView.script_Me("codeViewer"))
	.add_MenuItem("REPL form", 	()=> treeView.parentForm().script_Me("form"));
				 
treeView.add_Node("Drop path here to load files");