﻿/*
 * SecureIO - Multi-platform I/O-management tool
 * Copyright(C) 2016-2017 Lukas Berger
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or(at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
using System.Linq;
using System.Reflection;
using System.Windows.Forms;
using MetroSuite;

namespace SecureIO.Core.Windows
{

	public static class MetroSuiteUtils
	{

		public static TextBox GetBaseTextBox(this MetroTextbox metroTextBox)
		{
			var type = typeof(MetroTextbox);
			var baseField = type.GetField("Base", BindingFlags.NonPublic | BindingFlags.Instance);
			return (TextBox)baseField.GetValue(metroTextBox);
		}

		public static string GetKeyPressText(this MetroTextbox metroTextBox, char keyChar)
		{
			var tbEditBase = metroTextBox.GetBaseTextBox();
			var text = metroTextBox.Text;

			if (tbEditBase.SelectionLength > 0)
				text = text.Substring(0, tbEditBase.SelectionStart) + text.Substring(tbEditBase.SelectionStart + tbEditBase.SelectionLength);

			return text.Insert(tbEditBase.SelectionStart, keyChar.ToString());
		}

	}

}
