C# Border.SetResourceReference方法代码示例

		public PopupButton()
		{
			var content = new ContentPresenter();
			content.SetBinding(ContentPresenter.ContentProperty, new Binding("PopupContent") { Source = this });
			var border = new Border()
			{
				CornerRadius = new CornerRadius(5),
				BorderThickness = new Thickness(1),
				Child = content
			};
			border.SetResourceReference(Border.BackgroundProperty, "BaseWindowBackgroundBrush");
			border.SetResourceReference(Border.BorderBrushProperty, "WindowBorderBrush");
			_popup = new Popup()
			{
				AllowsTransparency = true,
				StaysOpen = false,
				Placement = PlacementMode.Bottom,
				PlacementTarget = this,
				DataContext = this,
				Child = border,
			};
			_popup.SetBinding(Popup.IsOpenProperty, "IsChecked");
			_popup.SetBinding(Popup.WidthProperty, "Width");
			SetBinding(PopupButton.IsHitTestVisibleProperty, new Binding("IsOpen") { Source = _popup, Mode = BindingMode.OneWay, Converter = new InverseBooleanConverter() });
		}

        public ThemedWindow()
        {
            this.ShouldBeThemed();

            WindowStyle = WindowStyle.None;
            ResizeMode = ResizeMode.CanResizeWithGrip;
            Background = Brushes.Transparent;
            AllowsTransparency = true;
            WindowStartupLocation = WindowStartupLocation.CenterOwner;
            ShowInTaskbar = false;

            Grid host = new Grid();
            //Header
            host.RowDefinitions.Add(new RowDefinition
            {
                Height = GridLength.Auto
            });
            //Body
            host.RowDefinitions.Add(new RowDefinition());

            FrameworkElement header = BuildHeaderArea();
            header.SetValue(Grid.RowProperty, 0);
            host.Children.Add(header);

            ContentPresenter contentPresenter = new ContentPresenter();
            contentPresenter.SetValue(Grid.RowProperty, 1);
            contentPresenter.SetBinding(ContentPresenter.ContentProperty, new Binding
            {
                Mode = BindingMode.OneWay,
                RelativeSource = new RelativeSource
                {
                    Mode = RelativeSourceMode.FindAncestor,
                    AncestorType = typeof(ThemedWindow)
                },
                Path = new PropertyPath("Content")
            });
            contentPresenter.Resources = Resources;
            host.Children.Add(contentPresenter);

            host.SetResourceReference(BackgroundProperty, EnvironmentColors.ToolWindowBackgroundBrushKey);

            Border hostContainer = new Border
            {
                Child = host,
                //Margin = new Thickness(1, 1, 5, 5),
                BorderThickness = new Thickness(1)
            };
            hostContainer.SetResourceReference(BorderBrushProperty, EnvironmentColors.MainWindowActiveDefaultBorderBrushKey);
            //hostContainer.Effect = new DropShadowEffect
            //{
            //    Direction = -75,
            //    ShadowDepth = 2,
            //    BlurRadius = 2,
            //    Color = Colors.Azure
            //};

            base.Content = hostContainer;
        }

        //creates the pin at a position with airport
        private UIElement createPin(Point position, Airport airport)
        {
            Ellipse imgPin = new Ellipse();
            imgPin.Tag = airport;
            imgPin.Fill = new SolidColorBrush(getSizeColor(airport.Profile.Size));
            imgPin.Height = 8;
            imgPin.Width = imgPin.Height;
            imgPin.Stroke = Brushes.Black;
            imgPin.StrokeThickness = 1;
            imgPin.MouseDown += new MouseButtonEventHandler(imgPin_MouseDown);

            Border brdToolTip = new Border();
            brdToolTip.Margin = new Thickness(-4, 0, -4, -3);
            brdToolTip.Padding = new Thickness(5);
            brdToolTip.SetResourceReference(Border.BackgroundProperty, "HeaderBackgroundBrush2");

            ContentControl lblAirport = new ContentControl();
            lblAirport.SetResourceReference(ContentControl.ContentTemplateProperty, "AirportCountryItemNormal");
            lblAirport.Content = airport;

            brdToolTip.Child = lblAirport;

            imgPin.ToolTip = brdToolTip;

            Canvas.SetTop(imgPin, position.Y - imgPin.Height + 5);
            Canvas.SetLeft(imgPin, position.X - imgPin.Height / 2);

            return imgPin;
        }

        public PanelRoute(PageRoutes parent, Route route)
        {
            this.Classes = new Dictionary<Route, Dictionary<AirlinerClass.ClassType, RouteAirlinerClass>>();

            this.ParentPage = parent;

            this.Route = route;

            this.Margin = new Thickness(0, 0, 50, 0);

            TextBlock txtHeader = new TextBlock();
            txtHeader.HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch;
            txtHeader.SetResourceReference(TextBlock.BackgroundProperty, "HeaderBackgroundBrush2");
            txtHeader.FontWeight = FontWeights.Bold;
            txtHeader.Uid = "1000";
            txtHeader.Text = Translator.GetInstance().GetString("PanelRoute", txtHeader.Uid);
            this.Children.Add(txtHeader);

            ListBox lbRouteInfo = new ListBox();
            lbRouteInfo.ItemContainerStyleSelector = new ListBoxItemStyleSelector();
            lbRouteInfo.SetResourceReference(ListBox.ItemTemplateProperty, "QuickInfoItem");

            this.Children.Add(lbRouteInfo);

            double distance = MathHelpers.GetDistance(this.Route.Destination1.Profile.Coordinates, this.Route.Destination2.Profile.Coordinates);

            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelRoute","1016"),UICreator.CreateTextBlock(this.Route.Type.ToString())));
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelRoute","1001"), UICreator.CreateTextBlock(this.Route.Destination1.Profile.Name)));
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelRoute","1002"), UICreator.CreateTextBlock(this.Route.Destination2.Profile.Name)));

            if (this.Route.HasStopovers)
                lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelRoute", "1003"), UICreator.CreateTextBlock(string.Join(", ", from s in this.Route.Stopovers select new AirportCodeConverter().Convert(s.Stopover).ToString()))));

            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelRoute", "1004"), UICreator.CreateTextBlock(string.Format("{0:0} {1}", new NumberToUnitConverter().Convert(distance), new StringToLanguageConverter().Convert("km.")))));

            if (this.Route.Type == Route.RouteType.Passenger || this.Route.Type == Route.RouteType.Mixed)
            {
                this.Classes.Add(route, new Dictionary<AirlinerClass.ClassType, RouteAirlinerClass>());

                foreach (AirlinerClass.ClassType type in Enum.GetValues(typeof(AirlinerClass.ClassType)))
                {
                    RouteAirlinerClass rClass = ((PassengerRoute)this.Route).getRouteAirlinerClass(type);
                    this.Classes[route].Add(type, rClass);

                    WrapPanel panelClassButtons = new WrapPanel();

                    Button btnEdit = new Button();
                    btnEdit.Background = Brushes.Transparent;
                    btnEdit.Tag = new KeyValuePair<Route, AirlinerClass.ClassType>(this.Route, type);
                    btnEdit.Click += new RoutedEventHandler(btnEdit_Click);

                    Image imgEdit = new Image();
                    imgEdit.Width = 16;
                    imgEdit.Source = new BitmapImage(new Uri(@"/Data/images/edit.png", UriKind.RelativeOrAbsolute));
                    RenderOptions.SetBitmapScalingMode(imgEdit, BitmapScalingMode.HighQuality);

                    btnEdit.Content = imgEdit;

                    Boolean inRoute = route.getAirliners().Exists(a => a.Status != FleetAirliner.AirlinerStatus.Stopped);
                    //btnEdit.Visibility = this.Route.HasAirliner && (this.Route.getCurrentAirliner() != null && this.Route.getCurrentAirliner().Status != FleetAirliner.AirlinerStatus.Stopped) ? Visibility.Collapsed : System.Windows.Visibility.Visible;
                    btnEdit.Visibility = inRoute ? Visibility.Collapsed : System.Windows.Visibility.Visible;

                    panelClassButtons.Children.Add(btnEdit);

                    Image imgInfo = new Image();
                    imgInfo.Width = 16;
                    imgInfo.Source = new BitmapImage(new Uri(@"/Data/images/info.png", UriKind.RelativeOrAbsolute));
                    imgInfo.Margin = new Thickness(5, 0, 0, 0);
                    imgInfo.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
                    RenderOptions.SetBitmapScalingMode(imgInfo, BitmapScalingMode.HighQuality);

                    Border brdToolTip = new Border();
                    brdToolTip.Margin = new Thickness(-4, 0, -4, -3);
                    brdToolTip.Padding = new Thickness(5);
                    brdToolTip.SetResourceReference(Border.BackgroundProperty, "HeaderBackgroundBrush2");

                    ContentControl lblClass = new ContentControl();
                    lblClass.SetResourceReference(ContentControl.ContentTemplateProperty, "RouteAirlinerClassItem");
                    lblClass.Content = rClass;

                    brdToolTip.Child = lblClass;

                    imgInfo.ToolTip = brdToolTip;

                    panelClassButtons.Children.Add(imgInfo);

                    lbRouteInfo.Items.Add(new QuickInfoValue(new TextUnderscoreConverter().Convert(type, null, null, null).ToString(), panelClassButtons));
                }
            }
            if (this.Route.Type == Model.AirlinerModel.RouteModel.Route.RouteType.Mixed || this.Route.Type == Model.AirlinerModel.RouteModel.Route.RouteType.Cargo)
            {
                this.CargoPrice = ((CargoRoute)this.Route).PricePerUnit;

                WrapPanel panelCargo = new WrapPanel();

                txtCargo = UICreator.CreateTextBlock(new ValueCurrencyConverter().Convert(this.CargoPrice).ToString());
                txtCargo.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
                panelCargo.Children.Add(txtCargo);

                Button btnEditCargo = new Button();
//.........这里部分代码省略.........

        private void AddUITabShowList(TabItem tabItem)
        {
            if (_TabContent == null)
                return;

            Border border = new Border();
            border.Name = tabItem.DisplayName;
            border.SetResourceReference(Border.StyleProperty, "TabItemBorderWhite");

            TextBlock textBlock = new TextBlock();
            textBlock.Text = tabItem.DisplayName;
            textBlock.SetResourceReference(TextBlock.StyleProperty, "TabItemWhite");

            border.Child = textBlock;

            //设置显示事件
            if (tabItem.PopType == TabPopType.POP_CLICK)
            {//点击显示，选择列表show，失去焦点hide
                border.MouseUp -= ShowTabContent;
                border.MouseUp += ShowTabContent;

                _TabContent.LostFocus -= HideTabContent;
                _TabContent.LostFocus += HideTabContent;
            }
            else if (tabItem.PopType == TabPopType.POP_MOUSE_OVER)
            {
                border.MouseEnter -= ShowTabContent;
                border.MouseEnter += ShowTabContent;

                _TabContent.MouseLeave -= HideTabContent;
                _TabContent.MouseLeave += HideTabContent;
            }
          
            _TabList.Items.Add(border);
        }

        //creates the panel for a new route
        private void createRoutePanel()
        {
            panelRouteInfo.Children.Clear();

            ListBox lbRouteInfo = new ListBox();
            lbRouteInfo.ItemContainerStyleSelector = new ListBoxItemStyleSelector();
            lbRouteInfo.SetResourceReference(ListBox.ItemTemplateProperty, "QuickInfoItem");

            panelRouteInfo.Children.Add(lbRouteInfo);

            WrapPanel panelDestination1 = new WrapPanel();

            cbDestination1 = createDestinationComboBox();
            panelDestination1.Children.Add(cbDestination1);

            txtDestination1Gates = new TextBlock();
            txtDestination1Gates.Margin = new Thickness(5, 0, 0, 0);
            txtDestination1Gates.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
            panelDestination1.Children.Add(txtDestination1Gates);

            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "202"), panelDestination1));

            WrapPanel panelDestination2 = new WrapPanel();

            cbDestination2 = createDestinationComboBox();
            panelDestination2.Children.Add(cbDestination2);

            txtDestination2Gates = new TextBlock();
            txtDestination2Gates.Margin = new Thickness(5, 0, 0, 0);
            txtDestination2Gates.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
            panelDestination2.Children.Add(txtDestination2Gates);

            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "203"), panelDestination2));

            ucStopover1 = new ucStopover();
            ucStopover1.ValueChanged += ucStopover_OnValueChanged;
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "1003"), ucStopover1));

            ucStopover2 = new ucStopover();
            ucStopover2.ValueChanged += ucStopover_OnValueChanged;
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "1003"), ucStopover2));

            txtRoute = UICreator.CreateTextBlock("");
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "1004"), txtRoute));

            txtDistance = UICreator.CreateTextBlock("-");
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "204"), txtDistance));
            lbRouteInfo.Items.Add(new QuickInfoValue(Translator.GetInstance().GetString("PanelNewRoute", "205"), UICreator.CreateTextBlock(string.Format("{0:0} {1}", new NumberToUnitConverter().Convert(this.MaxDistance), new StringToLanguageConverter().Convert("km.")))));

            if (this.RouteType == Route.RouteType.Mixed || this.RouteType == Route.RouteType.Passenger)
            {
                this.Classes.Clear();
                foreach (AirlinerClass.ClassType type in Enum.GetValues(typeof(AirlinerClass.ClassType)))
                {

                    RouteAirlinerClass rClass = new RouteAirlinerClass(type, RouteAirlinerClass.SeatingType.Reserved_Seating, 1);

                    foreach (RouteFacility.FacilityType ftype in Enum.GetValues(typeof(RouteFacility.FacilityType)))
                    {
                        if (GameObject.GetInstance().GameTime.Year >= (int)ftype)
                            rClass.addFacility(RouteFacilities.GetBasicFacility(ftype));
                    }

                    this.Classes.Add(type, rClass);

                    WrapPanel panelClassButtons = new WrapPanel();

                    Button btnEdit = new Button();
                    btnEdit.Background = Brushes.Transparent;
                    btnEdit.Tag = type;
                    btnEdit.Click += new RoutedEventHandler(btnEdit_Click);

                    Image imgEdit = new Image();
                    imgEdit.Width = 16;
                    imgEdit.Source = new BitmapImage(new Uri(@"/Data/images/edit.png", UriKind.RelativeOrAbsolute));
                    RenderOptions.SetBitmapScalingMode(imgEdit, BitmapScalingMode.HighQuality);

                    btnEdit.Content = imgEdit;

                    panelClassButtons.Children.Add(btnEdit);

                    Image imgInfo = new Image();
                    imgInfo.Width = 16;
                    imgInfo.Source = new BitmapImage(new Uri(@"/Data/images/info.png", UriKind.RelativeOrAbsolute));
                    imgInfo.Margin = new Thickness(5, 0, 0, 0);
                    imgInfo.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
                    RenderOptions.SetBitmapScalingMode(imgInfo, BitmapScalingMode.HighQuality);

                    Border brdToolTip = new Border();
                    brdToolTip.Margin = new Thickness(-4, 0, -4, -3);
                    brdToolTip.Padding = new Thickness(5);
                    brdToolTip.SetResourceReference(Border.BackgroundProperty, "HeaderBackgroundBrush2");

                    ContentControl lblClass = new ContentControl();
                    lblClass.SetResourceReference(ContentControl.ContentTemplateProperty, "RouteAirlinerClassItem");
                    lblClass.Content = rClass;

                    brdToolTip.Child = lblClass;

//.........这里部分代码省略.........

		UIElement CreateUIElement(string s) {
			var border = new Border {
				Child = new TextBlock {
					Text = s,
					Padding = new Thickness(1),
				},
				BorderThickness = new Thickness(1),
			};
			border.SetResourceReference(Control.BackgroundProperty, "ToolTipBackground");
			border.SetResourceReference(Control.ForegroundProperty, "ToolTipForeground");
			border.SetResourceReference(Border.BorderBrushProperty, "ToolTipBorderBrush");
			return border;
		}

        //creates the routes details
        private StackPanel createRoutesInfo()
        {
            StackPanel panelRoutesInfo = new StackPanel();

            TextBlock txtHeader = new TextBlock();
            txtHeader.HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch;
            txtHeader.SetResourceReference(TextBlock.BackgroundProperty, "HeaderBackgroundBrush2");
            txtHeader.FontWeight = FontWeights.Bold;
            txtHeader.Text = "Routes Information";
            panelRoutesInfo.Children.Add(txtHeader);

            ScrollViewer svRoutes = new ScrollViewer();
            svRoutes.MaxHeight = GraphicsHelpers.GetContentHeight()/2;
            svRoutes.HorizontalScrollBarVisibility = ScrollBarVisibility.Auto;
            svRoutes.VerticalScrollBarVisibility = ScrollBarVisibility.Auto;

            panelRoutesInfo.Children.Add(svRoutes);

            StackPanel panelRoutes = new StackPanel();
            svRoutes.Content = panelRoutes;

            foreach (Route route in this.Airliner.Routes)
            {
                ListBox lbRouteInfo = new ListBox();
                lbRouteInfo.ItemContainerStyleSelector = new ListBoxItemStyleSelector();
                lbRouteInfo.SetResourceReference(ListBox.ItemTemplateProperty, "QuickInfoItem");
                lbRouteInfo.Margin = new Thickness(0, 0, 0, 5);
                panelRoutes.Children.Add(lbRouteInfo);

                double distance = MathHelpers.GetDistance(route.Destination1.Profile.Coordinates, route.Destination2.Profile.Coordinates);

                lbRouteInfo.Items.Add(new QuickInfoValue("Route", UICreator.CreateTextBlock(string.Format("{0} <-> {1}",route.Destination1.Profile.Name,route.Destination2.Profile.Name))));
                // chs, 2011-10-10 added missing conversion
                lbRouteInfo.Items.Add(new QuickInfoValue("Distance", UICreator.CreateTextBlock(string.Format("{0:0} {1}", new NumberToUnitConverter().Convert(distance), new StringToLanguageConverter().Convert("km.")))));

                if (route.Type == Route.RouteType.Passenger || route.Type == Route.RouteType.Mixed)
                {
                    foreach (AirlinerClass aClass in this.Airliner.Airliner.Classes)
                    {
                        RouteAirlinerClass rClass = ((PassengerRoute)route).getRouteAirlinerClass(aClass.Type);

                        Image imgInfo = new Image();
                        imgInfo.Width = 16;
                        imgInfo.Source = new BitmapImage(new Uri(@"/Data/images/info.png", UriKind.RelativeOrAbsolute));
                        imgInfo.Margin = new Thickness(5, 0, 0, 0);
                        RenderOptions.SetBitmapScalingMode(imgInfo, BitmapScalingMode.HighQuality);

                        Border brdToolTip = new Border();
                        brdToolTip.Margin = new Thickness(-4, 0, -4, -3);
                        brdToolTip.Padding = new Thickness(5);
                        brdToolTip.SetResourceReference(Border.BackgroundProperty, "HeaderBackgroundBrush2");

                        ContentControl lblClass = new ContentControl();
                        lblClass.SetResourceReference(ContentControl.ContentTemplateProperty, "RouteAirlinerClassItem");
                        lblClass.Content = rClass;

                        brdToolTip.Child = lblClass;

                        imgInfo.ToolTip = brdToolTip;

                        lbRouteInfo.Items.Add(new QuickInfoValue(new TextUnderscoreConverter().Convert(aClass.Type, null, null, null).ToString(), imgInfo));
                    }
                }
            }
            WrapPanel buttonsPanel = new WrapPanel();
            buttonsPanel.Margin = new Thickness(0, 5, 0, 0);

            Button btnTimeTable = new Button();
            btnTimeTable.SetResourceReference(Button.StyleProperty, "RoundedButton");
            btnTimeTable.Height = Double.NaN;
            btnTimeTable.Width = Double.NaN;
            btnTimeTable.Content = "Timetable";
            btnTimeTable.Visibility = Visibility.Visible;// Visibility.Collapsed;//this.Airliner.Airliner.Airline.IsHuman ? Visibility.Collapsed : Visibility.Visible;
            btnTimeTable.Click += new RoutedEventHandler(btnTimeTable_Click);
            btnTimeTable.HorizontalAlignment = System.Windows.HorizontalAlignment.Left;
            btnTimeTable.SetResourceReference(Button.BackgroundProperty, "ButtonBrush");

            buttonsPanel.Children.Add(btnTimeTable);

            Button btnMap = new Button();
            btnMap.SetResourceReference(Button.StyleProperty, "RoundedButton");
            btnMap.Width = Double.NaN;
            btnMap.Height = Double.NaN;
            btnMap.Content = "Routes map";
            btnMap.Margin = new Thickness(2, 0, 0, 0);
            btnMap.SetResourceReference(Button.BackgroundProperty, "ButtonBrush");
            btnMap.Click += new RoutedEventHandler(btnMap_Click);

            buttonsPanel.Children.Add(btnMap);

            panelRoutesInfo.Children.Add(buttonsPanel);

            return panelRoutesInfo;
        }

        private void HoverAtPoint(Point point)
        {
            if (_mouseHoverTimer != null && _mouseHoverTimer.IsEnabled && _margin.Enabled)
            {
                ITextViewLine textViewLineContainingYCoordinate = _textViewHost.TextView.TextViewLines.GetTextViewLineContainingYCoordinate(point.Y + _textViewHost.TextView.ViewportTop);
                if (textViewLineContainingYCoordinate != this._lastHoverPosition)
                {
                    this._lastHoverPosition = textViewLineContainingYCoordinate;
                    if (textViewLineContainingYCoordinate != null)
                    {
                        string str = null;
                        foreach (InheritanceTag tag in GetInheritanceGlyphTagsStartingOnLine(textViewLineContainingYCoordinate))
                        {
                            if (!string.IsNullOrEmpty(tag.ToolTip))
                                str = tag.ToolTip;
                        }

                        if (!string.IsNullOrEmpty(str))
                        {
                            this._popup.Child = null;
                            TextBlock block = new TextBlock
                            {
                                Text = str,
                                Name = "InheritanceGlyphToolTip"
                            };

                            Border border = new Border
                            {
                                Padding = new Thickness(1.0),
                                BorderThickness = new Thickness(1.0),
                                Child = block
                            };

                            block.SetResourceReference(TextBlock.ForegroundProperty, VsBrushes.ScreenTipTextKey);
                            border.SetResourceReference(Border.BorderBrushProperty, VsBrushes.ScreenTipBorderKey);
                            border.SetResourceReference(Border.BackgroundProperty, VsBrushes.ScreenTipBackgroundKey);
                            _popup.Child = border;
                            _popup.Placement = PlacementMode.Relative;
                            _popup.PlacementTarget = _margin.VisualElement;
                            _popup.HorizontalOffset = 0.0;
                            _popup.VerticalOffset = textViewLineContainingYCoordinate.Bottom - _textViewHost.TextView.ViewportTop;
                            _popup.IsOpen = true;
                            _popup.Visibility = Visibility.Visible;
                            _currentlyHoveringLine = textViewLineContainingYCoordinate;
                        }
                    }
                }
            }
        }

        private void ShowToolTip(object sender, EventArgs e)
        {
            if (_mouseHoverTimer == null || _textViewHost.IsClosed || !_mouseHoverTimer.IsEnabled || !_margin.Enabled)
            {
                return;
            }

            var point = Mouse.GetPosition(_margin.VisualElement);
            var textViewLine = _textViewHost.TextView.TextViewLines.GetTextViewLineContainingYCoordinate(point.Y + _textViewHost.TextView.ViewportTop);

            if (textViewLine == _lastHoverPosition)
            {
                return;
            }

            _lastHoverPosition = textViewLine;

            if (_lastHoverPosition == null)
            {
                return;
            }

            string toolTip = null;
            foreach (var tag in GetTagsForLine(textViewLine))
            {
                if (!string.IsNullOrEmpty(tag.ToolTip))
                {
                    toolTip = tag.ToolTip;
                }
            }

            if (!string.IsNullOrEmpty(toolTip))
            {
                var block = new TextBlock
                {
                    Text = toolTip,
                    Name = "MarkerToolTip"
                };

                block.SetResourceReference(TextBlock.ForegroundProperty, VsBrushes.ScreenTipTextKey);

                var border = new Border
                {
                    Padding = new Thickness(1.0),
                    BorderThickness = new Thickness(1.0),
                    Child = block
                };

                border.SetResourceReference(Border.BorderBrushProperty, VsBrushes.ScreenTipBorderKey);
                border.SetResourceReference(Border.BackgroundProperty, VsBrushes.ScreenTipBackgroundKey);

                _popup.Child = border;
                _popup.Placement = PlacementMode.Relative;
                _popup.PlacementTarget = _margin.VisualElement;
                _popup.HorizontalOffset = 0.0;
                _popup.VerticalOffset = textViewLine.Bottom - _textViewHost.TextView.ViewportTop;
                _popup.IsOpen = true;
                _popup.Visibility = Visibility.Visible;

                _currentlyHoveringLine = textViewLine;
            }
        }

        //creates the tool tip for an entry
        private Border createToolTip(KeyValuePair<TimeSpan, KeyValuePair<int,int>> value)
        {
            double maxFlightsPerSlot = 10 * this.Airport.Runways.Count;

            double slotValue = Convert.ToDouble(value.Value.Value + value.Value.Key) / maxFlightsPerSlot;

            Border brdToolTip = new Border();
            brdToolTip.Margin = new Thickness(-4, 0, -4, -3);
            brdToolTip.Padding = new Thickness(5);
            brdToolTip.SetResourceReference(Border.BackgroundProperty, "HeaderBackgroundBrush2");

            StackPanel panelToolTip = new StackPanel();

            TextBlock txtTime = UICreator.CreateTextBlock(new TimeSpanConverter().Convert(value.Key).ToString());
            txtTime.FontWeight = FontWeights.Bold;
            txtTime.TextDecorations = TextDecorations.Underline;

            panelToolTip.Children.Add(txtTime);
            panelToolTip.Children.Add(UICreator.CreateTextBlock(string.Format("Departures: {0}",value.Value.Key)));
            panelToolTip.Children.Add(UICreator.CreateTextBlock(string.Format("Arrivals: {0}", value.Value.Value)));
            panelToolTip.Children.Add(UICreator.CreateTextBlock(string.Format("Percent of capacity: {0:P}",slotValue)));

            brdToolTip.Child = panelToolTip;

            return brdToolTip;
        }