C# Windows.FrameworkElementFactory类代码示例

        private DataTemplate CreateItemTemplate()
        {
            var template = new DataTemplate();

            template.VisualTree = new FrameworkElementFactory(typeof(StackPanel));

            var txtBlock = new FrameworkElementFactory(typeof(TextBlock));
            txtBlock.SetBinding(TextBlock.TextProperty, new Binding("Street1")); 
            template.VisualTree.AppendChild(txtBlock);

            txtBlock = new FrameworkElementFactory(typeof(TextBlock));
            txtBlock.SetBinding(TextBlock.TextProperty, new Binding("City")); 
            template.VisualTree.AppendChild(txtBlock);

            var trigger = new MultiDataTrigger();

            trigger.Conditions.Add(
                new Condition(
                    new Binding("Cty"), //misspelling
                    "Tallahassee"
                    )
                );

            trigger.Conditions.Add(
                new Condition(
                    new Binding("StateOrProvince"),
                    "Florida"
                    )
                );

            template.Triggers.Add(trigger);

            return template;
        }

		public static sw.FrameworkElementFactory EditableBlock(swd.RelativeSource relativeSource)
		{
			var factory = new sw.FrameworkElementFactory(typeof(EditableTextBlock));
			var binding = new sw.Data.Binding { Path = TextPath, RelativeSource = relativeSource, Mode = swd.BindingMode.TwoWay, UpdateSourceTrigger = swd.UpdateSourceTrigger.PropertyChanged };
			factory.SetBinding(EditableTextBlock.TextProperty, binding);
			return factory;
		}

 public DataTemplate CreateByViewType(Type viewModelType, Type viewType)
 {
     var dt = new DataTemplate(viewModelType);
     var factory = new FrameworkElementFactory(viewType);
     dt.VisualTree = factory;
     return dt;
 }

        public ColorWheel()
        {
            // Define the ItemsPanel template.
            FrameworkElementFactory factoryRadialPanel =
                            new FrameworkElementFactory(typeof(RadialPanel));
            ItemsPanel = new ItemsPanelTemplate(factoryRadialPanel);

            // Create the DataTemplate for the items.
            DataTemplate template = new DataTemplate(typeof(Brush));
            ItemTemplate = template;

            // Create a FrameworkElementFactory based on Rectangle.
            FrameworkElementFactory elRectangle =
                                new FrameworkElementFactory(typeof(Rectangle));
            elRectangle.SetValue(Rectangle.WidthProperty, 4.0);
            elRectangle.SetValue(Rectangle.HeightProperty, 12.0);
            elRectangle.SetValue(Rectangle.MarginProperty,
                                        new Thickness(1, 8, 1, 8));
            elRectangle.SetBinding(Rectangle.FillProperty, new Binding(""));

            // Use that factory for the visual tree.
            template.VisualTree = elRectangle;

            // Set the items in the ListBox.
            PropertyInfo[] props = typeof(Brushes).GetProperties();

            foreach (PropertyInfo prop in props)
                Items.Add((Brush)prop.GetValue(null, null));
        }

        public ColorGridBox()
        {
            // Define the ItemsPanel template.
            FrameworkElementFactory factoryUnigrid =
                            new FrameworkElementFactory(typeof(UniformGrid));
            factoryUnigrid.SetValue(UniformGrid.ColumnsProperty, 8);
            ItemsPanel = new ItemsPanelTemplate(factoryUnigrid);

            // Add items to the ListBox.
            foreach (string strColor in strColors)
            {
                // Create Rectangle and add to ListBox.
                Rectangle rect = new Rectangle();
                rect.Width = 12;
                rect.Height = 12;
                rect.Margin = new Thickness(4);
                rect.Fill = (Brush)
                    typeof(Brushes).GetProperty(strColor).GetValue(null, null);
                Items.Add(rect);

                // Create ToolTip for Rectangle.
                ToolTip tip = new ToolTip();
                tip.Content = strColor;
                rect.ToolTip = tip;
            }
            // Indicate that SelectedValue is Fill property of Rectangle item.
            SelectedValuePath = "Fill";
        }

		public static sw.FrameworkElementFactory TextBlock()
		{
			var factory = new sw.FrameworkElementFactory(typeof(swc.TextBlock));
			factory.SetBinding(swc.TextBlock.TextProperty, new sw.Data.Binding { Path = TextPath });
			factory.SetValue(swc.TextBlock.MarginProperty, new sw.Thickness(2));
			return factory;
		}

        //private static readonly DataTemplate DefaultTemplate;
        static ComboBoxBackend()
        {
            if (System.Windows.Application.Current.Resources.MergedDictionaries.Count == 0 ||
                !System.Windows.Application.Current.Resources.MergedDictionaries.Any(x => x.Contains(typeof(ExComboBox))))
            {
                var factory = new FrameworkElementFactory(typeof(WindowsSeparator));
                factory.SetValue(FrameworkElement.HorizontalAlignmentProperty, HorizontalAlignment.Stretch);

                var sepTemplate = new ControlTemplate(typeof(ComboBoxItem));
                sepTemplate.VisualTree = factory;

                DataTrigger trigger = new DataTrigger();
                trigger.Binding = new Binding(".[1]") { Converter = new TypeToStringConverter() };
                trigger.Value = typeof(ItemSeparator).Name;
                trigger.Setters.Add(new Setter(Control.TemplateProperty, sepTemplate));
                trigger.Setters.Add(new Setter(UIElement.IsEnabledProperty, false));

                ContainerStyle = new Style(typeof(ComboBoxItem));
                ContainerStyle.Triggers.Add(trigger);
            }
            else
            {
                ContainerStyle = null;
            }
        }

        private void GenerateMetaColumns()
        {
            while (_gridView.Columns.Count > 1)
            {
                _gridView.Columns.RemoveAt(1);
            }

            // dynamically generate columns for meta data 
            var container = theView.DataContext as ContainerVM;
            if (container != null)
            {

                foreach (var info in container.KnownMetaData)
                {
                    GridViewColumn col = new GridViewColumn
                    {
                        Header = info.Name,
                        HeaderContainerStyle = TryFindResource(string.Format("{0}AlignColHeader", info.HeaderAlignment)) as Style,
                        Width = info.Width,
                    };
                    var txt = new FrameworkElementFactory(typeof(TextBlock));
                    txt.SetBinding(TextBlock.TextProperty, new Binding(string.Format("MetaData[{0}].Value", info.Name)) { Converter = info.Formatter, ConverterParameter = info.FormatParameter });
                    txt.SetValue(TextBlock.TextTrimmingProperty, TextTrimming.CharacterEllipsis);
                    txt.SetValue(TextBlock.TextAlignmentProperty, info.ContentAlignment);
                    col.CellTemplate = new DataTemplate() { VisualTree = txt };

                    _gridView.Columns.Add(col);
                }
            }
        }

		internal static FrameworkElementFactory CreateBoundColumnTemplate (ApplicationContext ctx, Widget parent, CellViewCollection views, string dataPath = ".")
		{
			if (views.Count == 1)
                return CreateBoundCellRenderer(ctx, parent, views[0], dataPath);
			
			FrameworkElementFactory container = new FrameworkElementFactory (typeof (StackPanel));
			container.SetValue (StackPanel.OrientationProperty, System.Windows.Controls.Orientation.Horizontal);

			foreach (CellView view in views) {
				var factory = CreateBoundCellRenderer(ctx, parent, view, dataPath);

				factory.SetValue(FrameworkElement.MarginProperty, CellMargins);

				if (view.VisibleField != null)
				{
					var binding = new Binding(dataPath + "[" + view.VisibleField.Index + "]");
					binding.Converter = new BooleanToVisibilityConverter();
					factory.SetBinding(UIElement.VisibilityProperty, binding);
				}
				else if (!view.Visible)
					factory.SetValue(UIElement.VisibilityProperty, Visibility.Collapsed);

				container.AppendChild(factory);
			}

			return container;
		}

        public FrameworkElementFactory CreateOnOffServiceScheduleButtonTemplate()
        {
            FrameworkElementFactory buttonTemplate = new FrameworkElementFactory(typeof (CheckBox));
            buttonTemplate.SetBinding(ToggleButton.IsCheckedProperty, new Binding("IsOn")
            {
                UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
            });

            buttonTemplate.AddHandler(
                ToggleButton.CheckedEvent,
                new RoutedEventHandler((o, e) =>
                {
                    DataGridServiceScheduleView dataGridServiceScheduleView =
                        ((FrameworkElement) o).DataContext as DataGridServiceScheduleView;
                    if (dataGridServiceScheduleView != null)
                    {
                        dataGridServiceScheduleView.IsOn = true.ToString();
                    }
                }));
            buttonTemplate.AddHandler(
                ToggleButton.UncheckedEvent,
                new RoutedEventHandler((o, e) =>
                {
                    DataGridServiceScheduleView dataGridServiceScheduleView =
                        ((FrameworkElement) o).DataContext as DataGridServiceScheduleView;
                    if (dataGridServiceScheduleView != null)
                    {
                        dataGridServiceScheduleView.IsOn = false.ToString();
                    }
                }));
            return buttonTemplate;
        }

 internal static DataTemplate CreateDefaultTemplate()
 {
     var dataTemplate = new DataTemplate();
     var factory = new FrameworkElementFactory(typeof(ContentPresenter));
     dataTemplate.VisualTree = factory;
     return dataTemplate;
 }

        private void KernelOnComponentRegistered(string key, IHandler handler)
        {
            Type implementation = handler.ComponentModel.Implementation;
            if (implementation.Namespace == null ||
                !implementation.Namespace.EndsWith("ViewModels"))
            {
                return;
            }

            var viewTypeName = implementation.Namespace.Replace("ViewModels", "Views") + "." +
                                implementation.Name.Replace("ViewModel", "View");

            var qualifiedViewTypeName = implementation.AssemblyQualifiedName.Replace(implementation.FullName, viewTypeName);

            Type viewType = Type.GetType(qualifiedViewTypeName, false);
            if (viewType == null)
            {
                throw new InvalidOperationException();
            }

            var dt = new DataTemplate {DataType = viewType};

            var viewFactory = new FrameworkElementFactory(viewType);
            dt.VisualTree = viewFactory;

            _resources.Add(new DataTemplateKey(implementation), dt);
        }

        public TextureManager()
        {
            InitializeComponent();

            DataGridTemplateColumn col = new DataGridTemplateColumn();
            Binding imgBinding = new Binding("Name") { Converter = new Controls.PathToImageConverter() };
            FrameworkElementFactory imgFactory = new FrameworkElementFactory(typeof(Image));
            imgFactory.SetBinding(Image.SourceProperty, imgBinding);
            imgFactory.SetValue(Image.MaxHeightProperty, 64.0);
            imgFactory.SetValue(Image.MaxWidthProperty, 64.0);
            imgFactory.SetValue(Image.TagProperty, "PreviewImage");
            ((DataGridTemplateColumn)col).CellTemplate = new DataTemplate();
            ((DataGridTemplateColumn)col).CellTemplate.VisualTree = imgFactory;
            col.Header = "Preview";
            gridView.Columns.Add(col);

            formStack.Children.Add(textureForm_ = new ReflectiveForm(typeof(Urho.Texture)));
            texTree.DataContext = Project.inst().Textures;
            texTree.SelectedItemChanged += texTree_SelectedItemChanged;
            gridView.DataContext = flat_ = Project.inst().Textures.GetFlat();

            formStack.Children.Add(nothing_ = new NothingHere("Texture"));
            nothing_.Visibility = System.Windows.Visibility.Visible;
            textureForm_.Visibility = System.Windows.Visibility.Collapsed;
        }

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            var template = value as Xamarin.Forms.DataTemplate;
            var uc = new FrameworkElementFactory(typeof(UserControl));
            if (template != null)
            {
                uc.SetBinding(UserControl.ContentProperty, new MultiBinding
                {
                    Converter = new CellToViewConverter(),
                    Bindings =
                    {
                        new Binding(),
                        new Binding { Source = template }
                    }
                });
            }
            else
            {
                uc.SetBinding(UserControl.ContentProperty, new Binding
                {
                    Converter = new ModelToViewConverter()
                });
            }

            return new DataTemplate { VisualTree = uc };
        }

        public ListColorsEvenElegantlier()
        {
            Title = "List Colors Even Elegantlier";

            DataTemplate template = new DataTemplate(typeof(NamedBrush));
            FrameworkElementFactory factoryStack = new FrameworkElementFactory(typeof(StackPanel));
            factoryStack.SetValue(StackPanel.OrientationProperty, Orientation.Horizontal);
            template.VisualTree = factoryStack;

            FrameworkElementFactory factoryRectangle = new FrameworkElementFactory(typeof(Rectangle));
            factoryRectangle.SetValue(Rectangle.WidthProperty, 16.0);
            factoryRectangle.SetValue(Rectangle.HeightProperty, 16.0);
            factoryRectangle.SetValue(Rectangle.MarginProperty, new Thickness(2));
            factoryRectangle.SetValue(Rectangle.StrokeProperty, SystemColors.WindowTextBrush);
            factoryRectangle.SetBinding(Rectangle.FillProperty, new Binding("Brush"));
            factoryStack.AppendChild(factoryRectangle);

            FrameworkElementFactory factoryTextBlock = new FrameworkElementFactory(typeof(TextBlock));
            factoryTextBlock.SetValue(TextBlock.VerticalAlignmentProperty, VerticalAlignment.Center);
            factoryTextBlock.SetValue(TextBlock.TextProperty, new Binding("Name"));
            factoryStack.AppendChild(factoryTextBlock);

            ListBox lstbox = new ListBox();
            lstbox.Width = 150;
            lstbox.Height = 150;
            Content = lstbox;

            lstbox.ItemTemplate = template;
            lstbox.ItemsSource = NamedBrush.All;

            lstbox.SelectedValuePath = "Brush";
            lstbox.SetBinding(ListBox.SelectedValueProperty, "Background");
            lstbox.DataContext = this;
        }