public void Add(LanUser user)
{
UserListItem item = new UserListItem();
item.User = user;
this.Items.Add(item);
}
public void AddReceivedTextMessage(LanUser from, long id, string message)
{
Store.Models.Message m = new Store.Models.Message(MessageType.Text);
m.FromUserId = from.ID;
m.ToUserId = this.OwnerUser.ID;
m.Content = message;
m.Flag = true; //默认成功，后面按照失败结果设定为false
MessageListItem item = new MessageListItem();
item.State = MessageState.Received;
item.ID = id;
item.Message = m;
item.User = from;
item.Save();
AddMessageListItem(from, item);
}
public void AddReceivedImageMessage(LanUser from, long id, Image image)
{
//保存记录
Store.Models.ImageMessage m = new Store.Models.ImageMessage(image);
m.FromUserId = from.ID;
m.ToUserId = this.OwnerUser.ID;
m.OriginPath = "";
m.Flag = true; //默认成功，后面按照失败结果设定为false
MessageListItem item = new MessageListItem();
item.ID = id;
item.State = MessageState.Received;
item.Message = m;
item.User = from;
item.Save();
AddMessageListItem(from, item);
}
private void AddMessageListItem(LanUser from, MessageListItem item)
{
UserListItem userItem = this[from.ID];
bool bRefresh = false;
if (this.SelectedUser == null || from.ID != this.SelectedUser.ID)
{
//不是当前用户则增加未读数
userItem.UnreadMessageCount++;
bRefresh = true;
}
//移动到第一个
if (this.Items[0] != userItem)
{
this.Items.Remove(userItem);
this.Items.Insert(0, userItem);
bRefresh = true;
}
if (bRefresh)
{
this.Invalidate(userItem.Bounds);
}
UserChatControl chatCtrl = userItem.ChatControl;
if (chatCtrl == null)
{
//如果还没表示则先缓存一下
userItem.WaitDisplayMessages.Add(item);
}
else
{
chatCtrl.AddMessageItem(item, userItem.UserID == from.ID);
}
}
public void AddFileReceivingMessage(LanUser from, TransportFile file)
{
//保存记录
Store.Models.FileMessage m = new Store.Models.FileMessage();
m.FromUserId = from.ID;
m.ToUserId = this.OwnerUser.ID;
m.OriginFilePath = file.SavePath;
m.FileName = Path.GetFileName(file.SavePath);
m.FileLength = file.File.Length;
m.Flag = true; //默认成功，后面按照失败结果设定为false
MessageListItem item = new MessageListItem();
item.ID = file.ID;
item.Message = m;
item.User = from;
item.State = MessageState.Receiving;
//保存到数据库
item.Save();
AddMessageListItem(from, item);
}
public void AddOrUpdateUser(LanUser user, UpdateState updateState)
{
if (this.ContainsUser(user))
{
UserListItem item = this[user.ID];
if ((updateState & UpdateState.NickName) != 0)
{
item.Update();
}
this.Invalidate(item.Bounds);
UserChatControl chatControl = item.ChatControl;
if (chatControl != null)
{
chatControl.Contacter = user;
chatControl.SendMessageEnabled = (user.Status != UserStatus.Offline);
}
if (this.SelectedUser != null && this.SelectedUser.ID == user.ID)
{
//当前刚好表示着聊天记录则更新
if (chatControl != null)
{
chatControl.RefreshMessageList(null);
}
}
}
else
{
UserListItem item = new UserListItem(user);
item.Save();
this.Items.Add(item);
}
}
public UserListItem(LanUser user)
{
this.User = user;
}
public bool ContainsUser(LanUser user)
{
return(this[user.ID] != null);
}
