contactmatchhelper.cs

破解的飞信源代码

namespace Imps.Client.Core
{
    using System;
    using System.Collections.Generic;

    public class ContactMatchHelper
    {
        private string _lastKeyWord;
        private ContactCollection _lastResult;
        private User _user;

        public ContactMatchHelper(User user)
        {
            this._user = user;
            this._lastResult = new ContactCollection();
        }

        public void Clear()
        {
            this.ClearKeyWord();
            this.ClearResult();
        }

        internal void ClearKeyWord()
        {
            this._lastKeyWord = string.Empty;
        }

        internal void ClearResult()
        {
            this._lastResult = new ContactCollection();
        }

        public ContactCollection GetMatchContacts(string keyWord)
        {
            keyWord = keyWord.ToLower();
            if (((this._lastResult.Count != 0) && !string.IsNullOrEmpty(this._lastKeyWord)) && keyWord.StartsWith(this._lastKeyWord))
            {
                return this.GetMatchContacts(this._lastResult, keyWord);
            }
            return this.GetMatchContacts(this._user.ContactList.Contacts, keyWord);
        }

        public ContactCollection GetMatchContacts(ContactCollection contacts, string keyWord)
        {
            ContactCollection matchContacts = new ContactCollection();
            if ((contacts == null) || (contacts.Count == 0))
            {
                return matchContacts;
            }
            if (string.IsNullOrEmpty(keyWord))
            {
                return contacts;
            }
            keyWord = keyWord.ToLower();
            if (((this._lastResult.Count != 0) && !string.IsNullOrEmpty(this._lastKeyWord)) && keyWord.StartsWith(this._lastKeyWord))
            {
                if (this._lastKeyWord.CompareTo(keyWord) == 0)
                {
                    this._lastKeyWord = string.Empty;
                    using (IEnumerator<Contact> enumerator = contacts.GetEnumerator())
                    {
                        while (enumerator.MoveNext())
                        {
                            Contact item = enumerator.get_Current();
                            if (!matchContacts.Contains(item) && item.MatchSearch(keyWord))
                            {
                                matchContacts.Add(item);
                            }
                        }
                        goto Label_00FF;
                    }
                }
                this._lastKeyWord = keyWord;
                matchContacts = this.GetMatchContacts(this._lastResult, keyWord);
            }
            else
            {
                using (IEnumerator<Contact> enumerator2 = contacts.GetEnumerator())
                {
                    while (enumerator2.MoveNext())
                    {
                        Contact contact2 = enumerator2.get_Current();
                        if (!matchContacts.Contains(contact2) && contact2.MatchSearch(keyWord))
                        {
                            matchContacts.Add(contact2);
                        }
                    }
                }
            }
        Label_00FF:
            this._lastKeyWord = keyWord;
            this._lastResult = matchContacts;
            matchContacts.Sorted = true;
            return matchContacts;
        }
    }
}