frmheaderslist.cs

一个即时通信工具

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using BLL;
using Model;

namespace MyQQ
{
    public partial class frmHeadersList : Form
    {
        public frmHeadersList()
        {
            InitializeComponent();
        }

        private bool _IsInstant=true;
        /// <summary>
        /// 是否及时更新
        /// </summary>
        public bool IsInstant
        {
            get { return _IsInstant; }
            set { _IsInstant = value; }
        }
        private int _CurrentSelectedIndex;
        /// <summary>
        /// 当前头像索引
        /// </summary>
        public int CurrentSelectedIndex
        {
            get { return _CurrentSelectedIndex; }
            set { _CurrentSelectedIndex = value; }
        }
        private void BindHeaders()
        {
            int iCount = AppSetter.AllHeaders.Images.Count;
            for(int i=0;i<iCount;i++)
            {
                lstvHeaders.Items.Add(i.ToString(), i);
            }          
                
        }

        private void frmHeadersList_Load(object sender, EventArgs e)
        {
            lstvHeaders.LargeImageList = AppSetter.AllHeaders;
            BindHeaders();
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {            
            this.Close();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            ChangeMyHeader();
        }

        /// <summary>
        /// 设置我的头像
        /// </summary>
        private void ChangeMyHeader()
        {
            if (_IsInstant) //判断是否要及时保存
            {
                Users.ChangeFace(AppSetter.CurrentUser.Id, _CurrentSelectedIndex);
                AppSetter.CurrentUser.FaceId = _CurrentSelectedIndex;              
            }
            this.Close();
        }

        private void lstvHeaders_ItemSelectionChanged(object sender, ListViewItemSelectionChangedEventArgs e)
        {
            if (e.IsSelected)
            {
                _CurrentSelectedIndex = e.ItemIndex;
            }
        }

        private void lstvHeaders_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            if (lstvHeaders.SelectedItems.Count>0)
            {
                ChangeMyHeader();
            }
        }
    }
}