using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.IO;

using System.Linq;

using System.Text;

using System.Windows.Forms;



using Nemerle.Completion2;



namespace Nemerle.VisualStudio.GUI

{

	public partial class InlineRefactoringPreview : Form

	{

		public InlineRefactoringPreview(Nemerle.Completion2.Project project)

		{

			InitializeComponent();

			_project = project;

		}



		private void FillUsagesTextBox()

		{

			var prevTextLength = 0;

			rtbFoundUsages.Text = "";

			foreach (var usage in Usages)

			{

				var loc = usage.Location;



				var strUsageLine = loc.Line.ToString();

				var line = string.Format("{0}: {1}\n", strUsageLine, usage.GetLineOfCode(_project.Engine));

				rtbFoundUsages.AppendText(line);



				int lineStart = prevTextLength;

				int selectionLength = loc.EndColumn - loc.Column;

				rtbFoundUsages.SelectionStart = lineStart + strUsageLine.Length + 2 + loc.Column - 1;

				rtbFoundUsages.SelectionLength = selectionLength;

				rtbFoundUsages.SelectionBackColor = Color.LightGreen;

				rtbFoundUsages.SelectedText = ExpressionToInline;



				prevTextLength = rtbFoundUsages.Text.Length;

			}

			rtbFoundUsages.SelectionStart = rtbFoundUsages.SelectionLength = 0;

		}  



		public GotoInfo[] Usages{ get; set;}

		private Nemerle.Completion2.Project _project;



		public string ExpressionToInline

		{

			get; set;

		}



		private void InlineRefactoringPreview_Shown(object sender, EventArgs e)

		{

			FillUsagesTextBox();

		}

	}

}