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 Microsoft.Win32;
using System.IO;
using System.Diagnostics;

namespace Windows_7_Logon_Changer
{
    public partial class Form1 : Form
    {
        public string fileName;
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            lblHeight.Text = "Height: " + SystemInformation.PrimaryMonitorSize.Height.ToString();

            lblWidth.Text = "Width: " + SystemInformation.PrimaryMonitorSize.Width.ToString();

            this.Text = "Windows 7 Logon Changer - " + Environment.UserName;

            RegistryKey key = Registry.LocalMachine.OpenSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Authentication\\LogonUI\\Background");

            string check = Convert.ToString(key.GetValue("OEMBackground"));

            if (check == "0")
            {
                btnDisable.Enabled = false;
                btnDisable.Image = Windows_7_Logon_Changer.Properties.Resources.ye;
                btnDisable.ImageAlign = ContentAlignment.MiddleLeft;

                btnEnable.Enabled = true;
                btnEnable.Image = null;

                this.Width = 315;
                this.Height = 135;
            }
            else
            {
                btnEnable.Enabled = false;
                btnEnable.Image = Windows_7_Logon_Changer.Properties.Resources.ye;
                btnEnable.ImageAlign = ContentAlignment.MiddleLeft;

                btnDisable.Enabled = true;
                btnDisable.Image = null;

                this.Width = 614;
                this.Height = 528;

                pbBackground.ImageLocation = HDD1;
            }
        }

        private void btnEnable_Click(object sender, EventArgs e)
        {
            RegistryKey key = Registry.LocalMachine.CreateSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Authentication\\LogonUI\\Background");

            key.SetValue("OEMBackground", 1);

            btnEnable.Enabled = false;
            btnEnable.Image = Windows_7_Logon_Changer.Properties.Resources.ye;
            btnEnable.ImageAlign = ContentAlignment.MiddleLeft;

            btnDisable.Enabled = true;
            btnDisable.Image = null;

            this.Width = 614;
            this.Height = 528;

            Directory.CreateDirectory(Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "") + "Windows\\System32\\oobe\\Info\\backgrounds\\");
        }

        private void btnDisable_Click(object sender, EventArgs e)
        {
            RegistryKey key = Registry.LocalMachine.CreateSubKey("Software\\Microsoft\\Windows\\CurrentVersion\\Authentication\\LogonUI\\Background");

            key.SetValue("OEMBackground", 0);

            btnDisable.Enabled = false;
            btnDisable.Image = Windows_7_Logon_Changer.Properties.Resources.ye;
            btnDisable.ImageAlign = ContentAlignment.MiddleLeft;

            btnEnable.Enabled = true;
            btnEnable.Image = null;

            this.Width = 315;
            this.Height = 135;
        }

        private void editInPaintToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            Image img = Image.FromFile(HDD1);
            img.Tag = HDD1;
            System.Diagnostics.ProcessStartInfo info = new System.Diagnostics.ProcessStartInfo();
            info.FileName = ("mspaint.exe");
            info.Arguments = img.Tag.ToString();
            System.Diagnostics.Process p1 = System.Diagnostics.Process.Start(info);
        }

        private void addToClipboardToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Clipboard.SetImage(pbBackground.Image);
        }

        private void btnChooseImage_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.Filter = "JPG Images (*.jpg)|*.jpg|JPEG Images (*.jpeg)|*.jpeg";
            if (ofd.ShowDialog() == DialogResult.OK)
            {
                string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

                string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

                fileName = ofd.FileName;

                PictureBox pbImage = new PictureBox();
                pbImage.ImageLocation = fileName;
                int Height = pbImage.Height;
                int Width = pbImage.Width;

                FileInfo fi = new FileInfo(fileName);
                long fileSize = fi.Length;

                if (fileSize > 262144)
                {
                    MessageBox.Show("The Image can't be above 256kb's!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }

                if (SystemInformation.PrimaryMonitorMaximizedWindowSize.Height > Height | SystemInformation.PrimaryMonitorMaximizedWindowSize.Width > Width)
                {
                    if (MessageBox.Show("The Image is smaller than your screen! You can continue but it will be streched to fit your screen!" + Environment.NewLine + "Do you wish to continue?", "Error!", MessageBoxButtons.YesNo, MessageBoxIcon.Error) == DialogResult.No)
                    {
                        return;
                    }
                }
                btnNewImage.Enabled = true;

                MessageBox.Show("Click 'Apply New Image' To make it the default new background", "Next Step", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }

        private void btnNewImage_Click(object sender, EventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try
            {
                File.Delete(HDD1);
            }
            catch { }
            HDD1.Replace("\\backgroundDefault.jpg", "");

            try
            {
                File.Move(fileName, HDD1);
            }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                File.Move(fileName, HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void btnAbout_Click(object sender, EventArgs e)
        {
            MessageBox.Show("Coded By: Call Me Alexx (Alex Reed)" +
                Environment.NewLine +
                "Originaly Found By: (Can't find who)" +
                Environment.NewLine +
                "Researched/Worked Out By: Call Me Alexx" +
                Environment.NewLine +
                Environment.NewLine +
                "Thanks To:" +
                Environment.NewLine +
                "HaLo2FrEaK - Idea after he made his application" +
                Environment.NewLine +
                "Dark Slipstream - Showing i converted bytes to kilobytes wrong, XD" +
                Environment.NewLine +
                "Roxy - <3" +
                Environment.NewLine +
                Environment.NewLine +
                "Warning: This computer program is protected by international treaties. Blargy, Blargy, Blarg... Just don't be a gypsy and steal it or the sauce code. :)" +
                Environment.NewLine +
                "kthxbai. ;D",
                "Windows 7 Logon Changer - About",
                MessageBoxButtons.OK,
                MessageBoxIcon.Information);
        }

        private void btnSupImages_Click(object sender, EventArgs e)
        {
            if (tabControl1.Visible == false)
            {
                tabControl1.Visible = true;
                tabControl1.BringToFront();
            }
            else
            {
                tabControl1.Visible = false;
                tabControl1.SendToBack();
            }
        }

        private void pB1_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB1.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB1.Save(HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void pB2_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB2.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB2.Save(HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void tabControl1_Leave(object sender, EventArgs e)
        {
            tabControl1.Visible = false;
            tabControl1.SendToBack();
        }

        private void pB3_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB3.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB3.Save(HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void pB4_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB4.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB4.Save(HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void pB5_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB5.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB5.Save(HDD1);
            }

            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

        private void pB6_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            string HDD = Environment.GetFolderPath(Environment.SpecialFolder.System).Replace("Windows\\system32", "");

            string HDD1 = HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\backgroundDefault.jpg";

            try { Windows_7_Logon_Changer.Properties.Resources.pB6.Save(HDD1); }
            catch
            {
                Directory.CreateDirectory(HDD + "Windows\\System32\\oobe\\Info\\backgrounds\\");
                Windows_7_Logon_Changer.Properties.Resources.pB6.Save(HDD1);
            }
            pbBackground.Image = null;
            pbBackground.ImageLocation = HDD1;

            MessageBox.Show("New Backgroup Image Added, Log Off or Switch User to View it!", "Done!", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }
    }
}