using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Xml; //add sml namespace

namespace XMLSettings
{
    /******************************************
     * This is the code for form1. It reads
     * the settings XML from file and uses
     * DOM and xpath to locate specific nodes
     * and apply them to the form properties
     * ***************************************/
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            //on form load load the xml document and
            //apply the settings
            loadsettings();
        }

        private void loadsettings()
        {
            XmlNodeList xnodes; //create a collection of nodes
            //create a new xml document
            XmlDocument doc = new XmlDocument();

            try
            {
                //load the document from file
                doc.Load(@"..\..\Settings.xml");
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }

            //use xpath to select a particular node
            xnodes = doc.DocumentElement.SelectNodes("//formtitle");

            //loop through the selected nodes and replace
            //the setting with the inner text from the file
            //the loop is necessary even if there is only one
            //such node
            foreach (XmlNode xn in xnodes)
            {
                this.Text = xn.InnerText;
            }

            //all the rest follow the same pattern
            xnodes = doc.DocumentElement.SelectNodes("//formbackcolor");

            foreach (XmlNode xn in xnodes)
            {
                this.BackColor = Color.FromName(xn.InnerText);
            }

            xnodes = doc.DocumentElement.SelectNodes("//fontcolor");

            foreach (XmlNode xn in xnodes)
            {
                label1.ForeColor = Color.FromName(xn.InnerText);
            }

            xnodes = doc.DocumentElement.SelectNodes("//labeltext");

            foreach (XmlNode xn in xnodes)
            {
                label1.Text = xn.InnerText;
            }

            doc = null;

        }

        private void button1_Click(object sender, EventArgs e)
        {
            //open the form to change setting
            ChangeSettings cs = new ChangeSettings();
            cs.Show();
        }

    }
}