private void vTreeChating_NodeMouseDoubleClick(object sender, VirtualTreeEventArgs e)
{
//保存当前聊天内容到本地
SaveChatContentToLocal();
//替换聊天对象
ToUserInfo = vTreeChating.SelectedNode.Tag as UserInfo;
if (ToUserInfo == null)
{
return;
}
vTreeChating.SuspendLayout();
vTreeChating.SelectedNode.SubItems[0].Text = "";
vTreeChating.PerformLayout();
//加载本地已有聊天记录
LoadChatContent();
//获取节点用户发送过来的未读消息
List <MessageInfo> lstInfo = new List <MessageInfo>();
lstInfo = ListMessageInfo.FindAll(i => i.MessageFrom.USER_ID == ToUserInfo.USER_ID);
foreach (MessageInfo item in lstInfo)
{
if (item.MessageAction == (int)ActionType.SendMessage)
{
ShowMessageText(item);
}
else if (item.MessageAction == (int)ActionType.SendPIc)
{
ShowMessagePic(item, null);
}
//从缓存list中移除
ListMessageInfo.Remove(item);
//设置消息已读
UpdateChatLog(item);
}
}
/// <summary>
/// 接收聊天数据
/// </summary>
/// <param name="info"></param>
private void HandleSendMessage(MessageInfo info)
{
if (info == null)
{
return;
}
//接收到的消息缓存至ht内容中
ListMessageInfo.Add(info);
//更新对应节点显示信息
UpdateChatingTreeMessage(info);
//跳图标
TrayIconHandler.Instance.StartTrayBlink();
}
private void vTreeAlluser_NodeMouseDoubleClick(object sender, VirtualTreeEventArgs e)
{
if (CurrentUser == null)
{
return;
}
UserInfo userInfo = vTreeAlluser.SelectedNode.Tag as UserInfo;
if (userInfo == null || userInfo.USER_ID == CurrentUser.USER_ID)
{
return;
}
//保存当前聊天内容到本地
SaveChatContentToLocal();
ToUserInfo = userInfo;
//加载本地已有聊天记录
LoadChatContent();
if (!htChating.ContainsKey(ToUserInfo.USER_ID))
{
return;
}
//获取节点用户发送过来的未读消息
List <MessageInfo> lstInfo = new List <MessageInfo>();
lstInfo = ListMessageInfo.FindAll(i => i.MessageFrom.USER_ID == ToUserInfo.USER_ID);
foreach (MessageInfo item in lstInfo)
{
if (item.MessageAction == (int)ActionType.SendMessage)
{
ShowMessageText(item);
}
else if (item.MessageAction == (int)ActionType.SendPIc)
{
ShowMessagePic(item, null);
}
//从缓存list中移除
ListMessageInfo.Remove(item);
//设置消息已读
UpdateChatLog(item);
}
}
/// <summary>
/// 窗体激活时显示将正在聊天的新内容展示到显示框中
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ChatClient_Activated(object sender, EventArgs e)
{
if (ToUserInfo == null)
{
return;
}
if (vTreeChating.SelectedNode == null)
{
return;
}
//获取节点用户发送过来的未读消息
List <MessageInfo> lstInfo = new List <MessageInfo>();
lstInfo = ListMessageInfo.FindAll(i => i.MessageFrom.USER_ID == ToUserInfo.USER_ID);
if (lstInfo == null || lstInfo.Count == 0)
{
return;
}
foreach (MessageInfo item in lstInfo)
{
if (item.MessageAction == (int)ActionType.SendMessage)
{
ShowMessageText(item);
}
else if (item.MessageAction == (int)ActionType.SendPIc)
{
ShowMessagePic(item, null);
}
//从缓存list中移除
ListMessageInfo.Remove(item);
//设置消息已读
UpdateChatLog(item);
}
//更新当前聊天对象信息
vTreeChating.SuspendLayout();
VirtualNode node = vTreeChating.SelectedNode;
node.SubItems[0].Text = "";
vTreeChating.PerformLayout();
}
/// <summary>
/// 更新消息对应的用户节点显示信息
/// </summary>
/// <param name="info"></param>
private void UpdateChatingTreeMessage(MessageInfo info)
{
if (info == null)
{
return;
}
//找到消息对应节点
VirtualNode userNode = null;
UserInfo userInfo = null;
foreach (VirtualNode item in vTreeChating.Nodes)
{
userInfo = item.Tag as UserInfo;
if (userInfo != null && userInfo.USER_ID == info.MessageFrom.USER_ID)
{
userNode = item;
break;
}
}
if (userNode == null)//添加离线节点
{
userInfo = SystemCache.LstUserInfo.Find(i => i.USER_ID == info.MessageFrom.USER_ID);
userNode = AddChatingTreeNode(userInfo, 0);
}
if (userNode == null || userInfo == null || string.IsNullOrEmpty(userInfo.USER_ID))
{
return;
}
//获取发送用户的消息
List <MessageInfo> lstInfo = new List <MessageInfo>();
lstInfo = ListMessageInfo.FindAll(i => i.MessageFrom.USER_ID == userInfo.USER_ID);
vTreeChating.SuspendLayout();
userNode.SubItems[0].Text = string.Format("{0}", lstInfo.Count == 0 ? "" : string.Format("{0}", lstInfo.Count));
vTreeChating.PerformLayout();
}
