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SyntaxTreeConvertersController.cs
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SyntaxTreeConvertersController.cs
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// Copyright (c) Ivan Bondarev, Stanislav Mihalkovich (for details please see \doc\copyright.txt)
// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
using System;
using System.Linq;
using System.Collections.Generic;
using System.Text;
using System.IO;
using PascalABCCompiler.SyntaxTree;
using PascalABCCompiler.Errors;
namespace PascalABCCompiler.SyntaxTreeConverters
{
public class SyntaxTreeConvertersController
{
public enum State
{
ConnectConverter, Convert
}
ICompiler Compiler;
private List<ISyntaxTreeConverter> syntaxTreeConverters = new List<ISyntaxTreeConverter>();
public List<ISyntaxTreeConverter> SyntaxTreeConverters
{
get
{
return syntaxTreeConverters;
}
}
public delegate void ChangeStateDelegate(State State, ISyntaxTreeConverter SyntaxTreeConverter);
public event ChangeStateDelegate ChangeState;
public SyntaxTreeConvertersController(ICompiler Compiler)
{
this.Compiler = Compiler;
}
public void AddConverters()
{
AddConverters(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().ManifestModule.FullyQualifiedName));
}
private void AddConverters(string DirectoryName)
{
DirectoryInfo di = new DirectoryInfo(DirectoryName);
List<FileInfo> dllfiles = di.GetFiles("*ConversionSyntax.dll").ToList();
List<FileInfo> standartdllfile = di.GetFiles("StandardSyntaxTreeConverter.dll").ToList();
if (standartdllfile.Count>0)
dllfiles.Insert(0, standartdllfile[0]);
//dllfiles.Insert(0,new FileInfo("StandardSyntaxTreeConverter.dll"));
System.Reflection.Assembly assembly = null;
ISyntaxTreeConverter Converter;
foreach (FileInfo fi in dllfiles)
{
try
{
assembly = System.Reflection.Assembly.LoadFile(fi.FullName);
try
{
if (assembly != null)
{
Type[] types = assembly.GetTypes();
foreach (Type type in types)
{
if (type.Name.IndexOf("SyntaxTreeConverter") >= 0 && type.IsClass)
{
Object obj = Activator.CreateInstance(type);
if (obj is ISyntaxTreeConverter)
{
Converter = obj as ISyntaxTreeConverter;
syntaxTreeConverters.Add(Converter);
ChangeState(State.ConnectConverter, Converter);
}
}
}
}
}
catch (Exception e)
{
//ErrorList.Add(new PluginLoadingError(fi.FullName, e));
}
}
catch (Exception)
{
//если dll не нетовская
}
}
}
public syntax_tree_node Convert(syntax_tree_node root)
{
foreach (ISyntaxTreeConverter SyntaxTreeConverter in syntaxTreeConverters)
{
ChangeState(State.Convert, SyntaxTreeConverter);
root = SyntaxTreeConverter.Convert(root);
}
return root;
}
}
}