//----------------------------------------------------------------------------
//
// Copyright © 2009-2010, Intel Corporation. All rights reserved.
//
// File:        LinkInterfaceDetails.cs
//
//----------------------------------------------------------------------------

using System;
using System.Drawing;
using System.Windows.Forms;

namespace UCT.Controls
{
    /// <summary>
    /// A control that display the connection interface (wired/wireless) and 
    /// additionals properties.
    /// </summary>
    public partial class LinkInterfaceDetails : UserControl
    {
        #region - Members -

        private const int WIDE_CONTROL_HEIGHT = 40;
        private const int HEADER_CONTROL_HEIGHT = 27;
        private const int NARROW_CONTROL_HEIGHT = 20;
        
        private bool IsExpaned = true;

        #endregion

        #region - Constructors -

        public LinkInterfaceDetails()
        {
            InitializeComponent();
        }

        #endregion

        #region - Methods - 

        /// <summary>
        /// Resize the control height
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void pbExpand_Click(object sender, EventArgs e)
        {
            // The control is elapsed
            if (IsExpaned)
            {
                SetControlExpandButton(NARROW_CONTROL_HEIGHT, NARROW_CONTROL_HEIGHT, Properties.Resources.scs_panes_down2);
            }
            else // Control is expanded
            {
                SetControlExpandButton(WIDE_CONTROL_HEIGHT, WIDE_CONTROL_HEIGHT, Properties.Resources.scs_panes_up2);
            }
            IsExpaned = !IsExpaned;
        }

        /// <summary>
        /// Set the control height ang the image that indicate the interface state
        /// </summary>
        /// <param name="height"></param>
        /// <param name="image"></param>
        private void SetControlState(int height, int headerHeight, Bitmap image)
        {
            this.Height = height;
            headerPannel.Height = headerHeight;
            pbInterfaceIcon.Image = image;
            this.Refresh();
        }

        /// <summary>
        /// Set the control height ang the image that indicate the button expand image
        /// </summary>
        /// <param name="height"></param>
        /// <param name="image"></param>
        private void SetControlExpandButton(int height, int headerHeight, Bitmap image)
        {
            this.Height = height;
            headerPannel.Height = headerHeight;
            pbExpand.Image = image;
            this.Refresh();
        }

        /// <summary>
        /// Set the link interface header and icon
        /// </summary>
        /// <param name="link"></param>
        /// <param name="LanID"></param>
        public void SetInterface(LinkInterface link, string LanID)
        {
            lblLinkInterface.Text = "Connection interface: " + link.ToString();

            switch (link)
            {
                case LinkInterface.Wireless:
                    pbExpand.Visible = true;
                    SetControlState(WIDE_CONTROL_HEIGHT, HEADER_CONTROL_HEIGHT, Properties.Resources.scs_tree_wifi);
                    break;
                case LinkInterface.Wired:
                    pbExpand.Visible = false;
                    SetControlState(NARROW_CONTROL_HEIGHT, NARROW_CONTROL_HEIGHT, Properties.Resources.LAN);
                    break;
            }
            lblLanID.Text = (string.IsNullOrEmpty(LanID))? "N/A" : LanID;
        }

        /// <summary>
        /// Update the link control and link preference datails
        /// </summary>
        /// <param name="linkControl"></param>
        /// <param name="linkPreference"></param>
        internal void SetDetails(LinkControl linkControl, LinkControl linkPreference, bool linkProtectionSupport)
        {
            if (linkControl == LinkControl.None && linkPreference == LinkControl.None)
            {
                lblLinkInterface.Text = "Connection interface: Unknown";
                pbExpand.Visible = false;
                SetControlState(NARROW_CONTROL_HEIGHT, NARROW_CONTROL_HEIGHT, Properties.Resources.lan_disconnect.ToBitmap());
            }
            else
            {
                lblLinkControl.Text = linkControl.ToString();
                if (!linkProtectionSupport)// In Intel AMT versions earlier than 8.1, there is link preference.
                {
                    lblLinkPrefHeader.Visible = true;
                    lblLinkPref.Visible = true;
                    lblLinkPref.Text = linkPreference.ToString();
                }
                else // In Intel AMT versions greater than 8.1 there is no link prefernce, link protection is instead. 
                {
                    lblLinkPrefHeader.Visible = false;
                    lblLinkPref.Visible = false;
                }
            }
        }

        #endregion
    }
}