MapView.PathsEditor.saveMapedit C# (CSharp) Method

		private void saveMapedit()
		{
			System.Windows.Forms.Cursor oldCur = System.Windows.Forms.Cursor.Current;
			System.Windows.Forms.Cursor.Current=Cursors.WaitCursor;

			string path=txtMap.Text.Substring(0,txtMap.Text.LastIndexOf("\\")+1);
			string file=txtMap.Text.Substring(txtMap.Text.LastIndexOf("\\")+1);
			string ext = file.Substring(file.LastIndexOf("."));
			file = file.Substring(0,file.LastIndexOf("."));

			try
			{
        GameInfo.TilesetInfo.Save(path + file + ".new");

				if(File.Exists(txtMap.Text))
				{
					if(File.Exists(path+file+".old"))
						File.Delete(path+file+".old");
					File.Move(txtMap.Text,path+file+".old");
				}

				File.Move(path+file+".new",txtMap.Text);

				System.Windows.Forms.Cursor.Current=oldCur;
				Text="PathsEditor : Saved Mapedit.dat";
			}
			catch(Exception e)
			{
				if(File.Exists(path+file+".new"))
					File.Delete(path+file+".new");

				throw e;
			}			
		}