ShanXi_SmartControl/IntelligentControlForsx/MyControls/StationRadio.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using log4net;
using IntelligentControlForsx.Service;

namespace IntelligentControlForsx.MyControls
{
    public partial class StationRadio : UserControl
    {
        private ILog logger = LogManager.GetLogger("AppInfoLog");

        public StationRadio()
        {
            InitializeComponent();
        }

        private string stationId = "";

        public string StationId
        {
            get
            {
                return stationId;
            }

            set
            {
                if (stationId.Equals(value) == false)
                {
                    stationId = value;
                    UpdateUI();
                    StationIdChanged(this, null);
                }
            }
        }

        public event EventHandler StationIdChanged;


        private void StationRadio_Load(object sender, EventArgs e)
        {
            try
            {
                var lstStation = CacheService.Instance.GetFDCList();
                foreach(var st in lstStation)
                {
                    Button btnSt = new ImageButton();
                    this.Controls.Add(btnSt);
                    //this.SuspendLayout();
                    btnSt.Text = st.NAME;
                    btnSt.Tag = st.ID;
                    btnSt.BackgroundImage = global::IntelligentControlForsx.Properties.Resources.btn_station1;
                    btnSt.Dock = System.Windows.Forms.DockStyle.Left;
                    btnSt.Click += new System.EventHandler(this.btnStation_Click);

                    //this.ResumeLayout(false);
                }
                StationId = lstStation.Last().ID;
            } catch(Exception ex)
            {
                logger.Error(ex);
            }
        }

        private void btnStation_Click(object sender, EventArgs e)
        {
            ImageButton btn = sender as ImageButton;
            if (btn != null)
                StationId = btn.Tag.ToString();
            //MessageBox.Show(btn.Tag.ToString());
        }

        private void UpdateUI()
        {
            foreach(var control in this.Controls)
            {
                ImageButton btn = control as ImageButton;
                if (btn != null)
                {
                    if (StationId.Equals(btn.Tag.ToString()))
                    {
                        btn.BackgroundImage = global::IntelligentControlForsx.Properties.Resources.btn_station2;
                    } else
                    {
                        btn.BackgroundImage = global::IntelligentControlForsx.Properties.Resources.btn_station1;
                    }
                }
            }
        }




    }
}