/// <summary>
/// 加载信息
/// </summary>
async void LoadMsg()
{
if (OtherID < 0)
{
return;
}
string sql = $"select * from ChatMember where id={OtherID}";
_other = AtState.First <ChatMember>(sql);
if (_other == null)
{
// 初次打开，还未下载好友列表
await FriendMemberList.Refresh();
_other = AtState.First <ChatMember>(sql);
// 不在好友列表时，创建虚拟
if (_other == null)
{
_other = new ChatMember(
ID: OtherID,
Name: OtherID.ToString(),
Photo: "photo/profilephoto.jpg");
}
}
// 不是好友时无法发送
//_inputBar.Visibility = (_other == null) ? Visibility.Collapsed : Visibility.Visible;
LetterManager.ClearUnreadFlag(OtherID);
_lv.PageData = new PageData {
NextPage = OnNextPage, InsertTop = true
};
}
/// <summary>
/// 接收服务器推送的聊天信息
/// </summary>
/// <param name="p_letter"></param>
internal static async void ReceiveLetter(LetterInfo p_letter)
{
if (p_letter == null || string.IsNullOrEmpty(p_letter.ID))
{
return;
}
// 撤回消息
if (p_letter.LetterType == LetterType.Undo)
{
var letter = AtState.First <Letter>("select * from Letter where MsgID=@msgid and LoginID=@loginid and IsReceived=1", new Dict {
{ "msgid", p_letter.ID }, { "loginid", Kit.UserID }
});
if (letter != null)
{
// 删除
AtState.Exec($"delete from Letter where ID={letter.ID}");
UndoLetter?.Invoke(letter);
}
return;
}
// 新消息
Letter l = new Letter(
LoginID: Kit.UserID,
MsgID: p_letter.ID,
OtherID: p_letter.SenderID,
OtherName: p_letter.SenderName,
LetterType: p_letter.LetterType,
Content: p_letter.Content,
STime: p_letter.SendTime,
IsReceived: true,
Unread: true);
// 自增主键插入后自动赋值
await AtState.Save(l, false);
// 外部可修改 Unread 状态
NewLetter?.Invoke(l);
if (l.Unread)
{
// 外部未读提示
StateChanged?.Invoke(l.OtherID);
ShowUnreadNotify(l);
}
else
{
// Unread状态被修改
await AtState.Save(l, false);
}
}
public async Task ShowDlg(long p_fromUserID)
{
if (Kit.IsPhoneUI)
{
HideTitleBar = true;
}
else
{
IsPinned = true;
SetSize(600, -60);
}
_other = AtState.First <ChatMember>($"select * from ChatMember where id={p_fromUserID}");
_tbInfo.Text = $"[{_other.Name}] 邀请您视频通话...";
await ShowAsync();
}
//**************************************************************************
// 响应式设计：三种布局方式对应三种界面宽度
// 1. 界面宽度 <= 640px，PhoneUI模式，4"到6"设备 或 缩小的窗口，只一列面板
// 2. 界面宽度在 641px ~ 1007px，7"到12"设备 或 缩小的窗口，最多两列面板
// 3. 界面宽度 >= 1008px，13"及更大设备，最多三列面板
//**************************************************************************
/// <summary>
/// Win宽度变化时自动调整
/// </summary>
/// <param name="p_width"></param>
public void OnWidthChanged(double p_width)
{
double width = 0;
int index = -1;
for (int i = 0; i < _colsWidth.Count; i++)
{
width += _colsWidth[i];
if (width > p_width)
{
index = i;
break;
}
}
if (_fitCols == index)
{
return;
}
_fitCols = index;
if (_fitCols == -1)
{
// 宽度足够，加载历史布局或默认布局
DockLayout cookie;
if (AllowSaveLayout() &&
(cookie = AtState.First <DockLayout>($"select * from DockLayout where BaseUri=\"{_owner.BaseUri.AbsolutePath}\"")) != null &&
ApplyLayout(cookie.Layout))
{
_owner.AllowResetLayout = true;
}
else
{
ApplyLayout(_default);
_owner.AllowResetLayout = false;
}
}
else
{
// 自动隐藏两侧
ApplyAutoHide();
_owner.AllowResetLayout = false;
}
}
/// <summary>
/// 初始化布局环境
/// 1. 记录默认布局
/// 2. 加载状态库中的历史布局
/// 3. 无历史布局则加载默认布局
/// </summary>
void Init()
{
// 记录默认布局
SaveDefaultXml();
if (AllowSaveLayout())
{
DockLayout cookie = AtState.First <DockLayout>($"select * from DockLayout where BaseUri=\"{_owner.BaseUri.AbsolutePath}\"");
if (cookie != null)
{
// 加载历史布局
if (ApplyLayout(cookie.Layout))
{
_owner.AllowResetLayout = true;
}
else
{
// 历史布局加载失败，重载默认布局
ApplyLayout(_default);
_owner.AllowResetLayout = false;
}
}
}
}
void OnOpenedFile(object sender, FileItem e)
{
if (!_fileMgr.Setting.SaveHistory)
{
return;
}
Kit.RunAsync(async() =>
{
// 记录到本地已读文件目录
var row = ((LvItem)e.DataContext).Row;
var his = AtState.First <ReadFileHistory>("select * from ReadFileHistory where ID=@id", new { id = row.ID });
if (his == null)
{
his = new ReadFileHistory(ID: row.ID, Info: row.Str("info"));
}
his.LastReadTime = Kit.Now;
if (await AtState.Save(his, false))
{
_fileMgr.Setting.OnOpenedFile?.Invoke();
}
});
}
