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 ControlLib.com;
using CommonLib;
using CommonLib.data;

namespace Lskj.Main.sub
{
    public partial class FrmMessage : FormBase
    {

        private static FrmMessage _instance = null;

        private FrmMessage()
        {
            InitializeComponent();
        }

        public static FrmMessage Instance
        {
            get {
                if (_instance == null)
                    _instance = new FrmMessage();
                return _instance;
            }
        }
        //=============================================================================================================

        //主界面上的消息标签
        public Label MessageButton;

        //消息数
        public int MessageCount = 0;

        /// <summary>
        /// 更新消息数
        /// </summary>
        /// <param name="dec"></param>
        public void UpdateMessageCount(int dec)
        {
            MessageCount += dec;
            if(MessageButton!=null)
                MessageButton.Text = "消息:" + MessageCount.ToString();
        }


        private void FrmMessage_Load(object sender, EventArgs e)
        {
            //初始化位置
            this.Top = Screen.PrimaryScreen.Bounds.Height-this.Height-35;
            this.Left = Screen.PrimaryScreen.Bounds.Width-this.Width-2;

        }

        /// <summary>
        /// 添加一条消息
        /// </summary>
        /// <param name="MessageId"></param>
        /// <param name="strInfo"></param>
        public void AddItem(int MessageId, string strInfo)
        {
            SingleSelecter item = new SingleSelecter();
            item.SetInfo(MessageId, strInfo);
            panelContainer.Controls.Add(item);
            item.ContextMenuStrip = this.contextMenuStrip1;
            item.LblInfo.DoubleClick += new EventHandler(onItemDoubleClick);
            item.LblInfo.Click += new EventHandler(onItemClick);
            //if (panelContainer.Controls.Count % 2 == 1)
            //    item.BackColor = Color.LightSlateGray;
            //else
            //    item.BackColor = Color.White;
            Reset();
            UpdateMessageCount(1);
        }

        //增加和删除后重新将panel中的控件排位置
        private void Reset()
        {
            int startY = 0;
            for (int i = 0; i < panelContainer.Controls.Count; i++)
            {
                Control c = panelContainer.Controls[i];
                c.Top = startY;
                startY += c.Height;
            }
        }

        //删除选中
        private void btnDelSelected_Click(object sender, EventArgs e)
        {
            for(int i=0;i<panelContainer.Controls.Count;)
            {
                Control c = panelContainer.Controls[i];
                SingleSelecter item = (SingleSelecter)c;
                if(item!=null && item.Checked)
                {
                    DelMessage0("用户删除信息", item.MessageId);
                    panelContainer.Controls.Remove(c);
                }
                else
                    i++;
            }

            Reset();
        }

        //删除所有
        private void btnDelAll_Click(object sender, EventArgs e)
        {
            SqlHelper.ExecuteNonQuery(CommandType.Text, "insert P_H_MsgHintEmployeeTab select *,getdate() from P_MsgHintEmployeeTab  where LoginAccount='" + ERPInfo.Instance.OperatorName + "'", null);
            SqlHelper.ExecuteNonQuery(CommandType.Text, "delete P_MsgHintEmployeeTab where LoginAccount='" + ERPInfo.Instance.OperatorName + "'", null);
            SqlHelper.ExecuteNonQuery(CommandType.Text, "insert P_H_MessageHintTab select *,getdate() from P_MessageHintTab  where  messageid not in (select messageid from P_H_MessageHintTab)", null);
            SqlHelper.ExecuteNonQuery(CommandType.Text, "DELETE P_MessageHintTab where messageid not in(select messageid from P_MsgHintEmployeeTab)", null);

            UpdateMessageCount(-MessageCount);

            panelContainer.Controls.Clear();
            Close();
        }

        //关闭消息窗体
        private void btnClose_Click(object sender, EventArgs e)
        {
            //这里该怎么处理消息了
            //UpdateMessageCount(-MessageCount);
            //panelContainer.Controls.Clear();
            this.Close();
        }

        //弹出菜单删除选择项
        private void menuDelSelect_Click(object sender, EventArgs e)
        {
            foreach (Control c in panelContainer.Controls)
            {
                SingleSelecter item = (SingleSelecter)c;
                if (item != null && item.Selected)
                {
                    DelMessage0("用户删除信息", item.MessageId);
                    panelContainer.Controls.Remove(c);
                    Reset();
                    UpdateMessageCount(-1);
                    return;
                }
            }
        }

        //单击到某个容器则修改selected状态
        private void onItemClick(object sender, EventArgs e)
        {
            Label lbl = (Label)sender;
            SingleSelecter item = (SingleSelecter)lbl.Parent;
            foreach (Control c in panelContainer.Controls)
            {
                SingleSelecter item1 = (SingleSelecter)c;
                if (item1 != null)
                    item1.Selected = false;
            }
            item.Selected = true;
        }

        //双击弹出其他操作窗口
        private void onItemDoubleClick(object sender, EventArgs e)
        {
            Label lbl = (Label)sender;
            SingleSelecter item = (SingleSelecter)lbl.Parent;
            //string strInfo  = item.LblInfo.Text;
            //MessageBox.Show(strInfo);
            string DllFileName = item.DllName;//除了库名还应提供是delphi还是c#标志

            if (DllFileName!="")
            {
                this.Hide();
                //Gtime4id = 1;
                
                //string NewModelFlag = "";
                //PubUtil.LoadDll(DllFileName, NewModelFlag);
                PubUtil.LoadDelphiDll(PubUtil.AbsolutelyPath + "lib/" + DllFileName, DllFileName, DllFileName, DllFileName, "OK", 100, "");
                //rightstr(node.Values[3], 12)
                //Gtime4id := 0;
                this.Show();
            }
        }

        /// <summary>
        /// 查阅消息后处理
        /// </summary>
        /// <param name="SysMessage"></param>
        /// <param name="messageid"></param>
        private void DelMessage0(string SysMessage, int messageid)
        {
            try
            {
                string strSql = string.Format("update P_MessageHintTab set HintType=0 where HintType=1 and messageid='{0}'", messageid);
                SqlHelper.ExecuteNonQuery(CommandType.Text, strSql, null);
                //  MgePackageDel.messageid := messageid;
                //  MgePackageDel.SqlValue := IntToStr(messageid) + '|';
                //  MgePackageDel.LoginAccounts := GOperatorname;
                //  MgePackageDel.Remark := SysMessage;
                //  MgePackageDel.OpWay := 4;
                //  MgePackageDel.ADOSP := pr_MessageHintop;
                //  PubleUnit.MessAgeMge.FDeleteMessage(MgePackageDel);
            }
            catch (Exception ex)
            {
                PubUtil.WriteError("查阅消息后处理出错" , ex.Message);
            }
            
        }

        /// <summary>
        /// 是否可以释放窗体
        /// </summary>
        public bool CanClose = false;

        private void FrmMessage_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (!CanClose && e.CloseReason == CloseReason.UserClosing)
            {
                e.Cancel = true;
                this.Hide();
            }
        }
    }
}