C# List.Where方法代码示例

        public override List<TableObject> DetectRotation(List<TableObject> ObjectList)
        {
            DateTime start = DateTime.Now;

            //No bitmaps -> no rotation detection
            if (ObjectList.Where(o => o.ExtractedBitmap != null).Count() == 0)
                return ObjectList;

            List<TableObject> ObjectsWithBitmap = ObjectList.Where(o => o.ExtractedBitmap != null).ToList();
            int objects = ObjectsWithBitmap.Count();
            int index = 0;

            int _threadcount = 0;
            ManualResetEvent[] resetEvents;

            //Start 4 threads, only if >= 4 threads
            if (objects >= 4)
            {
                _threadcount = 4;
                resetEvents = new ManualResetEvent[4];

                for (int i=4; i > 0; i--)
                {
                    Thread t1 = new Thread(new ParameterizedThreadStart(Work));
                    t1.Name = "ObjectTable RotationDetection Thread #" + i.ToString();
                    //Copy 1/i*objectcount of the objects to the new thread
                    int amount = (int) Math.Round((1.0/i)*objects);
                    TableObject[] threadobjects = new TableObject[amount];
                    ObjectsWithBitmap.CopyTo(index, threadobjects, 0, amount);
                    objects -= amount;
                    index += amount;

                    resetEvents[i-1] = new ManualResetEvent(false);
                    t1.Start(new object[] {threadobjects,resetEvents[i-1]});
                }

                WaitHandle.WaitAll(resetEvents);
            }
            else
            {
                //Single thread
                _threadcount = 1;

                ManualResetEvent manualReset = new ManualResetEvent(false);

                Thread t = new Thread(new ParameterizedThreadStart(Work));
                t.Name = "ObjectTable RotationDetection Thread -";
                t.Start(new object[] {ObjectsWithBitmap.ToArray(),manualReset});

                manualReset.WaitOne();
            }

            //Performance
            this.RotationDetectionDuration = (int) Math.Round((DateTime.Now - start).TotalMilliseconds);
            return ObjectList;
        }

        public ChuZhuangControl(List<ChuZhuangTable> list,HeroInfoTable singHero)
        {
            InitializeComponent();
            this.tbl_Title.Text = "英雄出装路线";
            if (list != null||list.Count==0)
            {
                List<ChuZhuangTable> list1 = list.Where(c => c.Index == 1).ToList();
                List<ChuZhuangTable> list2 = list.Where(c => c.Index == 2).ToList();
                List<ChuZhuangTable> list3 = list.Where(c => c.Index == 3).ToList();
                foreach (ChuZhuangTable item in list1)
                {
                    Image image = new Image();
                    image.Width = 60;
                    image.Height = 60;
                    image.Margin = new Thickness(5, 5, 5, 5);
                    image.Source = new BitmapImage() { UriSource = new Uri(item.ItemUri, UriKind.Relative) };
                    wp_ChuMen.Children.Add(image);
                }
                tb1_ChuMenContent.Text = singHero.ChuMen;

                foreach (ChuZhuangTable item in list2)
                {
                    Image image = new Image();
                    image.Width = 60;
                    image.Height = 60;
                    image.Margin = new Thickness(5, 5, 5, 5);
                    image.Source = new BitmapImage() { UriSource = new Uri(item.ItemUri, UriKind.Relative) };
                    this.wp_ZhongQi.Children.Add(image);
                }
                tb1_ZhongQiContent.Text= singHero.ZhongQi;;

                foreach (ChuZhuangTable item in list3)
                {
                    Image image = new Image();
                    image.Width = 60;
                    image.Height = 60;
                    image.Margin = new Thickness(5, 5, 5, 5);
                    image.Source = new BitmapImage() { UriSource = new Uri(item.ItemUri, UriKind.Relative) };
                    wp_HouQi.Children.Add(image);
                }
               // tb1_ChuMenContent.Text = singHero.ChuMen;
                tb1_HouQiContent.Text = singHero.HuoQi;
            }
            else
            {
                this.tbl_Title.Text = "没有相关信息,请等待更新.....";

            }
        }

        public UserSettings(FacebookUserSetting setting)
        {
            _setting = setting;
            //get user
            InitializeComponent();

            var fb = new FacebookClient(setting.AccessToken);

            var picSettings = new List<FacebookPictureSetting>();

            dynamic friends = fb.Get("/me/friends");

            foreach (var friend in friends.data)
            {
                picSettings.Add(new FacebookPictureSetting(new FacebookUser(friend.name, friend.id), false));
            }

            picSettings.Sort((x, y) => string.Compare(x.User.Name, y.User.Name));
            picSettings.Insert(0, new FacebookPictureSetting(new FacebookUser(setting.User.Name, setting.User.Id), false));

            var selectedPics = picSettings.Where(x => setting.PictureSettings.Any(y => y.User.Id == x.User.Id));

            foreach (var sp in selectedPics)
            {
                sp.Selected = true;
            }

            lsUsers.ItemsSource = picSettings;
        }

        private static List<LandCombatUnit> AttackWithLandCombatUnits(List<LandCombatUnit> landCombatUnits)
        {
            landCombatUnits = landCombatUnits.Where(lcu => lcu.CanAttack || lcu.CanMove).ToList();
            foreach (LandCombatUnit landCombatUnit in landCombatUnits)
            {
                Tile currentTile = Game.BoardFactory.Tiles.Where(t => t.GroundUnit == landCombatUnit).FirstOrDefault();
                Game.TileFactory.SetAttackableTiles(landCombatUnit, currentTile);
                if (landCombatUnit.AttackableTiles.Count > 0)
                {
                    Tile targetTile = null;
                    if (landCombatUnit.EquipmentClassEnum == EquipmentClassEnum.AntiAir)
                    {
                        targetTile = DetermineTarget(landCombatUnit.AttackableTiles,TargetTypeEnum.Air);

                    }
                    else
                    {
                        targetTile = DetermineTarget(landCombatUnit.AttackableTiles, TargetTypeEnum.SoftGround);
                    }

                    Game.BoardFactory.ActiveTile = currentTile;
                    Game.BoardFactory.ActiveUnit = landCombatUnit;
                    Game.BoardFactory.CalculateBattleForComputerPlayer(targetTile);

                }
            }
            return landCombatUnits;
        }

        public static List<Currency> GetCurrency()
        {
            List<Currency> wCurrency = new List<Currency>();

            XmlDocument xmlDoc = new XmlDocument();
            string path = System.AppDomain.CurrentDomain.BaseDirectory + "Currencies.xml";
            if(System.IO.File.Exists(path)) {
                xmlDoc.Load(path);
                XmlNodeList nodeList = xmlDoc.DocumentElement.SelectNodes("/ISO_4217/CcyTbl/CcyNtry");
                foreach (XmlNode node in nodeList) {
                    if (node.SelectSingleNode("Ccy") != null) {
                        bool isExist = wCurrency.Where(c => c.code == node.SelectSingleNode("Ccy").InnerText &&
                                                            c.description == node.SelectSingleNode("CcyNm").InnerText).Any();

                        if(!isExist) {
                            wCurrency.Add(new Currency {
                                code = node.SelectSingleNode("Ccy").InnerText,
                                description = node.SelectSingleNode("CcyNm").InnerText,
                                createdAt = DateTime.Now,
                                updateAt = DateTime.Now
                            });
                        }
                    } else {
                        var d = node;
                    }
                }
            } else {
                MessageBox.Show("Currency file could not be found.", "Missing file", MessageBoxButton.OK, MessageBoxImage.Warning);
            }

            wCurrency = wCurrency.OrderBy(x => x.description).ToList();
            return wCurrency;
        }

        private bool vueMode = false; // false = ortho, true = orbite

        #endregion Fields

        #region Constructors

        internal Editor(EditorController _controller)
        {
            InitializeComponent();
            controller = _controller;

            // Ne pas enlever Forms : c'est pour éviter l'ambiguïté.
            KeyDown += controller.KeyPressed;
            KeyUp += controller.KeyUnPressed;
            GamePanel.MouseDown += new Forms.MouseEventHandler(controller.MouseButtonDown);
            GamePanel.MouseUp += new Forms.MouseEventHandler(controller.MouseButtonUp);
            GamePanel.MouseEnter += new EventHandler(GamePanel_MouseEnter);
            GamePanel.MouseLeave -= new EventHandler(GamePanel_MouseExit);
            GamePanel.MouseWheel += new Forms.MouseEventHandler(controller.RouletteSouris);
            GamePanel.MouseMove += new Forms.MouseEventHandler(controller.MouseMove);
            /// Resize on resize only
            Application.Current.MainWindow.SizeChanged += new SizeChangedEventHandler(ResizeGamePanel);

            settings = (new ConfigPanelData()).LoadSettings();
            profiles = (new ConfigPanelData()).LoadProfiles();

            var defaultProfile = profiles.Where(x => settings != null && x.CompareTo(settings.DefaultProfile) == 0);

            if (defaultProfile.Count() > 0)
            {
                selectedProfile = defaultProfile.First();
                controller.ChangeProfile(selectedProfile);
            }
            else
            {
                selectedProfile = profiles[0];
                controller.ChangeProfile(selectedProfile);
            }
        }

        /// <summary>
        /// 当出现控件类型变化时，刷新整个Tab
        /// </summary>
        /// <param name="prompts"></param>
        private void viewModel_ControlTypeChanged(List<PromptItem> prompts)
        {
            TabItem tab = tabAll.SelectedItem as TabItem;

            if (tab == null)
            {
                return;
            }

            //如果有prompt的ControlType发生了变化，那么就刷新页面
            int index = (int)tab.Tag;
            var numbers = prompts.Where(it => it.TabIndex == index);
            if (prompts.Where(it => it.TabIndex == index).Count() > 0)
            {
                RefreshTabContent(tab);
            }
        }

        public void BindLists(List<CodeITBL.FileFromDB> files, bool SearchByUploadDate = false)
        {
			lvItemsContainer.ItemsSource = null;
			lvItemsContainer3Days.ItemsSource = null;
			lvItemsContainer7Days.ItemsSource = null;

            lvItemsContainer.Items.Clear();
            lvItemsContainer3Days.Items.Clear();
            lvItemsContainer7Days.Items.Clear();

			if (!SearchByUploadDate)
			{
				lvItemsContainer.ItemsSource = files.Where(x => x.OriginalFileDate.Date == DateTime.Now.Date).ToList();
				lvItemsContainer3Days.ItemsSource = files.Where(x => x.OriginalFileDate.Date >= DateTime.Now.Date.AddDays(-2) && x.OriginalFileDate.Date <= DateTime.Now.Date.AddHours(23).AddMinutes(59)).ToList();
				lvItemsContainer7Days.ItemsSource = files.Where(x => x.OriginalFileDate.Date >= DateTime.Now.Date.AddDays(-6) && x.OriginalFileDate.Date <= DateTime.Now.Date.AddHours(23).AddMinutes(59)).ToList();
			}
			else
			{				
				lvItemsContainer.ItemsSource = files.Where(x => x.CreatedOn.Date == DateTime.Now.Date).ToList();
				lvItemsContainer3Days.ItemsSource = files.Where(x => x.CreatedOn.Date >= DateTime.Now.Date.AddDays(-2) && x.CreatedOn.Date <= DateTime.Now.Date.AddHours(23).AddMinutes(59)).ToList();
				lvItemsContainer7Days.ItemsSource = files.Where(x => x.CreatedOn.Date >= DateTime.Now.Date.AddDays(-6) && x.CreatedOn.Date <= DateTime.Now.Date.AddHours(23).AddMinutes(59)).ToList();
			}

            txtTodayNoItems.Visibility = lvItemsContainer.Items.Count == 0 ? Visibility.Visible : Visibility.Hidden;
            txt3DaysNoItems.Visibility = lvItemsContainer3Days.Items.Count == 0 ? Visibility.Visible : Visibility.Hidden;
            txt7DaysNoItems.Visibility = lvItemsContainer7Days.Items.Count == 0 ? Visibility.Visible : Visibility.Hidden;
        }

        public SelectionRoute(List<string> original, string route)
        {
            original.Where(it => !String.IsNullOrEmpty(it)).ToList().ForEach(it => this.original.Add(new RouteEntity(it)));
            if (!String.IsNullOrEmpty(route))
            {
                route.Split(' ').ToList().ForEach(it => this.route.Add(new RouteEntity(it)));
            }

            InitializeComponent();

            OriginalList.ItemsSource = this.original;
            RouteList.ItemsSource = this.route;
        }

        private void HorarioProximo(List<string> saidasDiretas, TextBlock tb)
        {
            string proxSaida;
            try
            {
                proxSaida = saidasDiretas.Where(x => String.Compare(x, DateTime.Now.ToShortTimeString()) > 0).First();
            }
            catch (Exception)
            {
                proxSaida = saidasDiretas.First();
            }

            tb.Text = proxSaida;
        }

        private void btn_simulate_Click(object sender, RoutedEventArgs e)
        {
            int nbrSim = Convert.ToInt32(txt_nbrsim.Text);
            double initWealth = Properties.Settings.Default.InitWealth;

            List<double> finalEarnings = new List<double>();
            List<int> counts = new List<int>();

            for (int i = 0; i < nbrSim; i++)
            {
                MartStrategy MStrat = new MartStrategy(5, 250, initWealth);
                double bid = MStrat.Bet();
                Number res;
                double payoff;
                int count = 0;
                while (bid <= MStrat.Wealth)
                {
                    MStrat.PlaceBet(bid);
                    res = _RGame.Play();
                    payoff = _RGame.GetPayoffColor(NumberColor.Red, bid, res);
                    MStrat.Setup(payoff);
                    bid = MStrat.Bet();
                    count++;
                }
                finalEarnings.Add(MStrat.Earnings-initWealth);
                counts.Add(count);
            }

            txt_earnings.Text = finalEarnings.Average().ToString();
            txt_plays.Text = counts.Average().ToString();
            txt_maxEarnings.Text = finalEarnings.Max().ToString();
            txt_maxLosses.Text = finalEarnings.Min().ToString();
            txt_totEarnings.Text = finalEarnings.Where(x => x > 0).Sum().ToString();
            txt_totLosses.Text = finalEarnings.Where(x => x < 0).Sum().ToString();
            txt_balance.Text = finalEarnings.Sum().ToString();
        }

        public AnalysisResultsPage(List<AlgorithmResult> algorithmResults)
        {
            InitializeComponent();

            foreach (var algRes in algorithmResults.Where(result => result.Results != null))
            {
                algRes.Results = algRes.Results.Select(_preprocessAlgResults).ToList();
            }

            foreach (
                var finalRes in algorithmResults.SelectMany(result => result.FinalResults))
            {
                finalRes.WritableHelperData = _preprocessAlgResults(finalRes.HelperData);
            }

            _presenter = new ResultsPresenter(algorithmResults);
            DataContext = _presenter;
        }

        public PlayerSelectionDialog( string selector, List<Player> playerList )
        {
            InitializeComponent();

            List<Player> modifiedPlayerList = new List<Player>(playerList.Where(player => player.Name != selector));

            // Load the listbox with the players and select the first player on the list.
            if ( modifiedPlayerList.Count > 0 )
            {
                PlayerListBox.ItemsSource = modifiedPlayerList;
                PlayerListBox.SelectedIndex = 0;
            }
            else
            {
                MessageBox.Show("No other players!");
                this.enoughPlayers = false;
            }
        }

        private void btn_MentionUsers_UseScrapedData_Save_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                if(!string.IsNullOrEmpty(cmbBox_MentionUser_UseScrapedUrl_LstOfUrls.Text))
                {
                    List<CheckBox> temp = new List<CheckBox>();
                    foreach (CheckBox item in cmbBox_MentionUser_UseScrapedUrl_LstOfUrls.Items)
                    {
                        temp.Add(item);
                    }

                    if (temp.Where(x => x.IsChecked == true).ToList().Count == 0)
                    {
                        GlobusLogHelper.log.Info("Please Select Atleast One Account ");
                        return;
                    }
                    if (temp.Count > 0)
                    {
                        foreach (CheckBox item in temp)
                        {
                            if (item.IsChecked == true)
                            {
                                GlobalDeclration.objMentionUser.listOfUrlToMentionUser.Add(item.Content.ToString());
                            }
                        }

                    }      
                    //GlobalDeclration.objMentionUser.listOfUrlToMentionUser.Add(cmbBox_MentionUser_UseScrapedUrl_LstOfUrls.Text);
                    ModernDialog.ShowMessage("Your Data Has Been Saved Succefully", "Select Url", MessageBoxButton.OK);
                }
                else
                {
                    GlobusLogHelper.log.Info("Please Select Url From Dropdown List");
                    ModernDialog.ShowMessage("Please Select Url From Dropdown List", "Select Url", MessageBoxButton.OK);
                    cmbBox_MentionUser_UseScrapedUrl_LstOfUrls.Focus();
                    return;
                }
            }
            catch(Exception ex)
            {
                GlobusLogHelper.log.Error("Error ==> " + ex.Message);
            }
        }

        private void buttonPrikazi_Click(object sender, RoutedEventArgs e)
        {
            if (datePickerDatumOd.SelectedDate != null || datePickerDatumDo.SelectedDate != null)
            {
                ObservableCollection<StampaBrojIzdatihPonuda> _lista = dBProksi.DajBrojIzdatihPonudaPoRadnicima((DateTime)datePickerDatumOd.SelectedDate, (DateTime)datePickerDatumDo.SelectedDate);

                List<StampaBrojIzdatihPonuda> _s = new List<StampaBrojIzdatihPonuda>();

                switch (((ComboBoxItem)comboBoxSortirajPo.SelectedItem).Content.ToString())
                {
                    case "Šifra":
                        _s = _lista.OrderBy(o => o.Sifra).ToList();
                        break;
                    case "Nadimak":
                        _s = _lista.OrderBy(o => o.Nadimak).ToList();
                        break;
                    case "Broj ponuda":
                        _s = _lista.OrderByDescending(o => o.BrojPonuda).ToList();
                        break;
                }


                reportViewerIzvestaj.LocalReport.ReportEmbeddedResource = "Servis.Izvestaji.BrojIzdatihPonudaStampa.rdlc";
                reportViewerIzvestaj.ProcessingMode = ProcessingMode.Local;

                ReportDataSource _reportDataSource = new ReportDataSource("DS_StampaBrojIzdatihPonuda", (bool)checkBoxVeceOdNule.IsChecked ? _s.Where(f => f.BrojPonuda > 0) : _s);

                reportViewerIzvestaj.LocalReport.DataSources.Clear();
                reportViewerIzvestaj.LocalReport.DataSources.Add(_reportDataSource);
                reportViewerIzvestaj.SetDisplayMode(DisplayMode.PrintLayout);
                reportViewerIzvestaj.ZoomMode = ZoomMode.PageWidth;
                reportViewerIzvestaj.RefreshReport();
            }
            else
            {
                Dijalog _dialog = new Dijalog("Obavezan podatak", "Odaberi vremenski opseg.");
                //_dialog.WindowStyle = WindowStyle.ToolWindow;
                _dialog.Owner = Window.GetWindow(this);
                _dialog.WindowStartupLocation = WindowStartupLocation.CenterOwner;
                _dialog.ShowDialog();
                return;
            }
        }