//-----------------------------------------------------------------------
// <copyright file="Herman.cs" company="bedug.com">
//     Copyright © 2012 Nils Hammar. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
/*
 * Software to access vehicle information via the OBD-II connector.
 * 
 * Copyright © 2012 Nils Hammar
 * 
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 * 
 * Alternative licensing is possible, see the licensing document.
 * 
 * The above text may not be removed or modified.
 */

namespace UserInterface.GUI.Popup
{
    using System;
    using System.Drawing;
    using System.Runtime.InteropServices;
    using System.Windows.Forms;
    using global::UserInterface.GUI.Popup.Herminator;

    /// <summary>
    /// The rude helper strikes again!
    /// </summary>
    public partial class Herman : Form
    {
        /// <summary>
        /// Index of page to display.
        /// </summary>
        private int basePage;

        /// <summary>
        /// Initializes a new instance of the <see cref="Herman" /> class.
        /// </summary>
        /// <param name="basePage">Index of page to display.</param>
        public Herman(int basePage)
        {
            this.basePage = basePage;

            this.InitializeComponent();

            this.timer1.Enabled = true;
        }

        /// <summary>
        /// Handle mouse events.
        /// </summary>
        /// <param name="e">Event data.</param>
        public void mouseAction(MouseEventArgs e)
        {
            if (e != null)
            {
                // drag the form without the caption bar
                // present on left mouse button
                if (e.Button == MouseButtons.Left)
                {
                    ReleaseCapture();
                    SendMessageW(this.Handle, 0xa1, (IntPtr)0x2, IntPtr.Zero);
                }
            }
        }

        /// <summary>
        /// Kick Timer 2 to start.
        /// </summary>
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "goOn", Justification = "Reviewed.")]
        public void goOn()
        {
            this.timer2.Enabled = true;
        }

        #region Form Dragging API Support

        /// <summary>
        /// The SendMessage function sends a message to a window or windows.
        /// </summary>
        /// <param name="hWnd">A handle to the window whose window procedure will receive the message.</param>
        /// <param name="Msg">The message to be sent.</param>
        /// <param name="wParam">Primary message-specific information.</param>
        /// <param name="lParam">Secondary message-specific information.</param>
        /// <returns>The return value specifies the result of the message processing; it depends on the message sent.</returns>
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1060:MovePInvokesToNativeMethodsClass", Justification = "Reviewed.")]
        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true, ExactSpelling = true)]
        private static extern IntPtr SendMessageW(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);

        /// <summary>
        /// ReleaseCapture releases a mouse capture
        /// </summary>
        /// <returns>If the function succeeds, the return value is nonzero.</returns>
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1060:MovePInvokesToNativeMethodsClass", Justification = "Reviewed.")]
        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true, ExactSpelling = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        private static extern bool ReleaseCapture();

        #endregion

        /// <summary>
        /// Timer 1 fired.
        /// </summary>
        /// <param name="sender">Sending object.</param>
        /// <param name="e">Event data.</param>
        private void timer1_Tick(object sender, EventArgs e)
        {
            this.timer1.Enabled = false;

            UserControl content = null;

            switch (this.basePage)
            {
                case 0:
                    content = new Intro(this);
                    break;

                default:
                    content = new Intro(this);
                    break;
            }

            this.pictureBox2.Controls.Add(content);

            content.Location = new Point(76, 19);
            content.Show();
        }

        /// <summary>
        /// Respond to the picture box mousedown event to
        /// drag the borderless form around (left click and drag)
        /// </summary>
        /// <param name="sender">Sending object.</param>
        /// <param name="e">Event data.</param>
        private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
        {
            this.mouseAction(e);
        }

        /// <summary>
        /// Respond to the picture box mousedown event to
        /// drag the borderless form around (left click and drag)
        /// </summary>
        /// <param name="sender">Sending object.</param>
        /// <param name="e">Event data.</param>
        private void pictureBox2_MouseDown(object sender, MouseEventArgs e)
        {
            this.mouseAction(e);
        }

        /// <summary>
        /// Timer 2 fired.
        /// </summary>
        /// <param name="sender">Sending object.</param>
        /// <param name="e">Event data.</param>
        private void timer2_Tick(object sender, EventArgs e)
        {
            this.Dispose();
        }
    }
}