MicronSync/MicronSync/Components/Forms/DonationUI.cs

using System;
using System.ComponentModel;
using System.Threading;
using System.Windows.Forms;

namespace MicronSync.Components
{
    public partial class DonationUI : Form
    {
        public static readonly string donateUrl = "http://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=K5TKEUREWNCA8";
        public static readonly string websiteUrl = "http://reboundsoftware.weebly.com";
        private bool userCloseForm = false;
        private bool timerStopped = false;

        public DonationUI()
        {
            InitializeComponent();
            StartTimer();
        }

        private void StartTimer()
        {
            timerStopped = false;

            bwTimer.DoWork += BwTimer_DoWork;
            bwTimer.RunWorkerCompleted += BwTimer_RunWorkerCompleted;
            bwTimer.ProgressChanged += BwTimer_ProgressChanged;

            bwTimer.WorkerReportsProgress = true;
            bwTimer.RunWorkerAsync();
        }

        #region Timer

        BackgroundWorker bwTimer = new BackgroundWorker();

        private void BwTimer_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            progWait.PerformStep();
        }

        private void BwTimer_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            if (progWait.Value == 100)
            {
                userCloseForm = true;
                btnContinue.Enabled = true;
            }
        }

        private void BwTimer_DoWork(object sender, DoWorkEventArgs e)
        {
            int position = progWait.Value;
            int stepAmount = progWait.Step;

            while (progWait.Value < 100 &&
                !timerStopped)
            {
                Thread.Sleep(250);
                position += stepAmount;
                bwTimer.ReportProgress(position);
            }
        }

        #endregion

        #region Form

        private void DonationUI_FormClosing(object sender, FormClosingEventArgs e)
        {
            e.Cancel = true;

            if (userCloseForm)
                e.Cancel = false;
        }

        private void btnContinue_Click(object sender, EventArgs e)
        {
            Close();
        }

        private void enterRegistrationKeyToolStripMenuItem_Click(object sender, EventArgs e)
        {
            timerStopped = true;

            NewRegKeyUI newKey = new NewRegKeyUI();
            newKey.ShowDialog();

            if (!newKey.userKeyValid)
            {
                StartTimer();
            }
            else
            {
                bwTimer.Dispose();

                userCloseForm = true;
                Close();
            }
        }

        private void donateToolStripMenuItem_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start(
                donateUrl);
        }

        private void websiteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start(
                websiteUrl);
        }

        #endregion
    }
}