//得到群聊列表
private void get_group_list()
{
string search_text = "Select * from group_table";
all_chat_group = My_Database.SQLite_Select_all(search_text, connection);
foreach (chat_group group in all_chat_group)
{
string[] group_username = group.user.Split('.');
foreach (string user in group_username)
{
if (user == user_name)
{
ListViewItem new_item = new ListViewItem(group.group_name);
listView_group.Items.Add(new_item);
}
}
}
}
//找到用户列表对应的群聊名称
private string findGroup(List <string> all_name)
{
string search_text = "Select * from group_table";
List <chat_group> all_chat_group = My_Database.SQLite_Select_all(search_text, connection);
foreach (chat_group group in all_chat_group)
{
List <string> all_user = group.user.Split('.').ToList();
all_user.Sort();
List <string> temp_user = new List <string>(all_name);
temp_user.Sort();
if (all_user.All(temp_user.Contains) && all_user.Count == temp_user.Count)
{
return(group.group_name);
}
}
return("");
}