Class RichText

Message text that shows the HTML formatted_body of Matrix messages as styled, selectable text: emphasis, code, quotes, lists, headings, links and mentions.

Inheritance
object
AvaloniaObject
Animatable
StyledElement
Visual
Layoutable
Interactive
InputElement
Control
TextBlock
SelectableTextBlock
RichText
Implements
IDataContextProvider
IThemeVariantHost
IResourceHost
IResourceNode
IStyleHost
ISetLogicalParent
ISetInheritanceParent
INamed
IInputElement
IDataTemplateHost
ISetterValue
ILogical
Inherited Members
SelectableTextBlock.SelectionStartProperty
SelectableTextBlock.SelectionEndProperty
SelectableTextBlock.SelectedTextProperty
SelectableTextBlock.SelectionBrushProperty
SelectableTextBlock.SelectionForegroundBrushProperty
SelectableTextBlock.CanCopyProperty
SelectableTextBlock.CopyingToClipboardEvent
SelectableTextBlock.Copy()
SelectableTextBlock.SelectAll()
SelectableTextBlock.ClearSelection()
SelectableTextBlock.SelectionBrush
SelectableTextBlock.SelectionForegroundBrush
SelectableTextBlock.SelectionStart
SelectableTextBlock.SelectionEnd
SelectableTextBlock.SelectedText
SelectableTextBlock.CanCopy
SelectableTextBlock.CopyingToClipboard
TextBlock.BackgroundProperty
TextBlock.PaddingProperty
TextBlock.FontFamilyProperty
TextBlock.FontSizeProperty
TextBlock.FontStyleProperty
TextBlock.FontWeightProperty
TextBlock.FontStretchProperty
TextBlock.ForegroundProperty
TextBlock.BaselineOffsetProperty
TextBlock.LineHeightProperty
TextBlock.LineSpacingProperty
TextBlock.LetterSpacingProperty
TextBlock.MaxLinesProperty
TextBlock.TextProperty
TextBlock.TextAlignmentProperty
TextBlock.TextWrappingProperty
TextBlock.TextTrimmingProperty
TextBlock.TextDecorationsProperty
TextBlock.FontFeaturesProperty
TextBlock.InlinesProperty
TextBlock.GetBaselineOffset(Control)
TextBlock.GetTextAlignment(Control)
TextBlock.SetTextAlignment(Control, TextAlignment)
TextBlock.GetTextWrapping(Control)
TextBlock.SetTextWrapping(Control, TextWrapping)
TextBlock.GetTextTrimming(Control)
TextBlock.SetTextTrimming(Control, TextTrimming)
TextBlock.GetLineHeight(Control)
TextBlock.GetLetterSpacing(Control)
TextBlock.GetMaxLines(Control)
TextBlock.Render(DrawingContext)
TextBlock.TextLayout
TextBlock.Padding
TextBlock.Background
TextBlock.Text
TextBlock.FontFamily
TextBlock.FontSize
TextBlock.FontStyle
TextBlock.FontWeight
TextBlock.FontStretch
TextBlock.Foreground
TextBlock.LineHeight
TextBlock.LineSpacing
TextBlock.LetterSpacing
TextBlock.MaxLines
TextBlock.TextWrapping
TextBlock.TextTrimming
TextBlock.TextAlignment
TextBlock.TextDecorations
TextBlock.FontFeatures
TextBlock.Inlines
TextBlock.BaselineOffset
Control.FocusAdornerProperty
Control.TagProperty
Control.ContextMenuProperty
Control.ContextFlyoutProperty
Control.RequestBringIntoViewEvent
Control.LoadedEvent
Control.UnloadedEvent
Control.SizeChangedEvent
Control.FocusAdorner
Control.DataTemplates
Control.ContextMenu
Control.ContextFlyout
Control.IsLoaded
Control.Tag
Control.Loaded
Control.Unloaded
Control.SizeChanged
InputElement.FocusableProperty
InputElement.IsEnabledProperty
InputElement.IsEffectivelyEnabledProperty
InputElement.CursorProperty
InputElement.IsKeyboardFocusWithinProperty
InputElement.IsFocusedProperty
InputElement.IsHitTestVisibleProperty
InputElement.IsPointerOverProperty
InputElement.IsTabStopProperty
InputElement.GotFocusEvent
InputElement.GettingFocusEvent
InputElement.LostFocusEvent
InputElement.LosingFocusEvent
InputElement.KeyDownEvent
InputElement.KeyUpEvent
InputElement.TabIndexProperty
InputElement.TextInputEvent
InputElement.TextInputMethodClientRequestedEvent
InputElement.PointerEnteredEvent
InputElement.PointerExitedEvent
InputElement.PointerMovedEvent
InputElement.PointerPressedEvent
InputElement.PointerReleasedEvent
InputElement.PointerCaptureLostEvent
InputElement.PointerWheelChangedEvent
InputElement.ContextRequestedEvent
InputElement.ContextCanceledEvent
InputElement.IsHoldingEnabledProperty
InputElement.IsHoldWithMouseEnabledProperty
InputElement.PinchEvent
InputElement.PinchEndedEvent
InputElement.PullGestureEvent
InputElement.PullGestureEndedEvent
InputElement.SwipeGestureEvent
InputElement.SwipeGestureEndedEvent
InputElement.ScrollGestureEvent
InputElement.ScrollGestureInertiaStartingEvent
InputElement.ScrollGestureEndedEvent
InputElement.PointerTouchPadGestureMagnifyEvent
InputElement.PointerTouchPadGestureRotateEvent
InputElement.PointerTouchPadGestureSwipeEvent
InputElement.TappedEvent
InputElement.RightTappedEvent
InputElement.HoldingEvent
InputElement.DoubleTappedEvent
InputElement.Focus(NavigationMethod, KeyModifiers)
InputElement.GetIsHoldingEnabled(StyledElement)
InputElement.GetIsHoldWithMouseEnabled(StyledElement)
InputElement.Focusable
InputElement.IsEnabled
InputElement.Cursor
InputElement.IsKeyboardFocusWithin
InputElement.IsFocused
InputElement.IsHitTestVisible
InputElement.IsPointerOver
InputElement.IsTabStop
InputElement.IsEffectivelyEnabled
InputElement.TabIndex
InputElement.KeyBindings
InputElement.GestureRecognizers
InputElement.GotFocus
InputElement.GettingFocus
InputElement.LostFocus
InputElement.LosingFocus
InputElement.KeyDown
InputElement.KeyUp
InputElement.TextInput
InputElement.TextInputMethodClientRequested
InputElement.PointerEntered
InputElement.PointerExited
InputElement.PointerMoved
InputElement.PointerPressed
InputElement.PointerReleased
InputElement.PointerCaptureLost
InputElement.PointerWheelChanged
InputElement.ContextRequested
InputElement.ContextCanceled
InputElement.Pinch
InputElement.PinchEnded
InputElement.PullGesture
InputElement.PullGestureEnded
InputElement.ScrollGesture
InputElement.ScrollGestureInertiaStarting
InputElement.ScrollGestureEnded
InputElement.PointerTouchPadGestureMagnify
InputElement.PointerTouchPadGestureRotate
InputElement.SwipeGesture
InputElement.SwipeGestureEnded
InputElement.PointerTouchPadGestureSwipe
InputElement.Tapped
InputElement.RightTapped
InputElement.Holding
InputElement.DoubleTapped
Interactive.RaiseEvent(RoutedEventArgs)
Layoutable.DesiredSizeProperty
Layoutable.WidthProperty
Layoutable.HeightProperty
Layoutable.MinWidthProperty
Layoutable.MaxWidthProperty
Layoutable.MinHeightProperty
Layoutable.MaxHeightProperty
Layoutable.MarginProperty
Layoutable.HorizontalAlignmentProperty
Layoutable.VerticalAlignmentProperty
Layoutable.UseLayoutRoundingProperty
Layoutable.UpdateLayout()
Layoutable.ApplyTemplate()
Layoutable.Measure(Size)
Layoutable.Arrange(Rect)
Layoutable.InvalidateMeasure()
Layoutable.InvalidateArrange()
Layoutable.Width
Layoutable.Height
Layoutable.MinWidth
Layoutable.MaxWidth
Layoutable.MinHeight
Layoutable.MaxHeight
Layoutable.Margin
Layoutable.HorizontalAlignment
Layoutable.VerticalAlignment
Layoutable.DesiredSize
Layoutable.IsMeasureValid
Layoutable.IsArrangeValid
Layoutable.UseLayoutRounding
Layoutable.EffectiveViewportChanged
Layoutable.LayoutUpdated
Visual.BoundsProperty
Visual.ClipToBoundsProperty
Visual.ClipProperty
Visual.IsVisibleProperty
Visual.OpacityProperty
Visual.OpacityMaskProperty
Visual.CacheModeProperty
Visual.EffectProperty
Visual.HasMirrorTransformProperty
Visual.RenderTransformProperty
Visual.RenderTransformOriginProperty
Visual.FlowDirectionProperty
Visual.VisualParentProperty
Visual.ZIndexProperty
Visual.GetFlowDirection(Visual)
Visual.SetFlowDirection(Visual, FlowDirection)
Visual.InvalidateVisual()
Visual.Bounds
Visual.ClipToBounds
Visual.Clip
Visual.IsEffectivelyVisible
Visual.IsVisible
Visual.Opacity
Visual.OpacityMask
Visual.CacheMode
Visual.Effect
Visual.HasMirrorTransform
Visual.RenderTransform
Visual.RenderTransformOrigin
Visual.FlowDirection
Visual.ZIndex
Visual.AttachedToVisualTree
Visual.DetachedFromVisualTree
StyledElement.DataContextProperty
StyledElement.NameProperty
StyledElement.ParentProperty
StyledElement.TemplatedParentProperty
StyledElement.ThemeProperty
StyledElement.BeginInit()
StyledElement.EndInit()
StyledElement.ApplyStyling()
StyledElement.Name
StyledElement.Classes
StyledElement.DataContext
StyledElement.IsInitialized
StyledElement.Styles
StyledElement.StyleKey
StyledElement.Resources
StyledElement.TemplatedParent
StyledElement.Theme
StyledElement.Parent
StyledElement.ActualThemeVariant
StyledElement.AttachedToLogicalTree
StyledElement.DetachedFromLogicalTree
StyledElement.DataContextChanged
StyledElement.Initialized
StyledElement.ResourcesChanged
StyledElement.ActualThemeVariantChanged
Animatable.TransitionsProperty
Animatable.Transitions
AvaloniaObject.CheckAccess()
AvaloniaObject.VerifyAccess()
AvaloniaObject.ClearValue(AvaloniaProperty)
AvaloniaObject.ClearValue<T>(AvaloniaProperty<T>)
AvaloniaObject.ClearValue<T>(StyledProperty<T>)
AvaloniaObject.ClearValue<T>(DirectPropertyBase<T>)
AvaloniaObject.GetHashCode()
AvaloniaObject.GetValue(AvaloniaProperty)
AvaloniaObject.GetValue<T>(StyledProperty<T>)
AvaloniaObject.GetValue<T>(DirectPropertyBase<T>)
AvaloniaObject.GetBaseValue<T>(StyledProperty<T>)
AvaloniaObject.IsAnimating(AvaloniaProperty)
AvaloniaObject.IsSet(AvaloniaProperty)
AvaloniaObject.SetValue<T>(StyledProperty<T>, T, BindingPriority)
AvaloniaObject.SetValue<T>(DirectPropertyBase<T>, T)
AvaloniaObject.SetCurrentValue<T>(StyledProperty<T>, T)
AvaloniaObject.Bind(AvaloniaProperty, BindingBase)
AvaloniaObject.CoerceValue(AvaloniaProperty)
AvaloniaObject.this[AvaloniaProperty]
AvaloniaObject.this[IndexerDescriptor]
AvaloniaObject.Dispatcher
AvaloniaObject.PropertyChanged
Namespace: Uniform.Chat.Avalonia.Views
Assembly: Uniform.Chat.Avalonia.dll
Syntax
public sealed class RichText : SelectableTextBlock, INotifyPropertyChanged, IDataContextProvider, IThemeVariantHost, IResourceHost, IResourceNode, IStyleHost, ISetLogicalParent, ISetInheritanceParent, ISupportInitialize, INamed, IInputElement, IDataTemplateHost, ISetterValue, ILogical
Remarks

Without Html, it shows Body as plain text with its web addresses as links. Reply fallbacks (mx-reply) are left out and spoilers hidden. Clicking a link raises LinkClicked.

Fields

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BodyProperty

Plain text, shown when there is no HTML.

Declaration
public static readonly StyledProperty<string?> BodyProperty
Field Value
Type Description
StyledProperty<string>
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HtmlProperty

HTML formatted_body, or null.

Declaration
public static readonly StyledProperty<string?> HtmlProperty
Field Value
Type Description
StyledProperty<string>
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LinkClickedEvent

Raised when a link is clicked, with its address; a click that selects text is not a link click.

Declaration
public static readonly RoutedEvent<LinkClickedEventArgs> LinkClickedEvent
Field Value
Type Description
RoutedEvent<LinkClickedEventArgs>

Properties

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Body

Plain text, shown when there is no HTML.

Declaration
public string? Body { get; set; }
Property Value
Type Description
string
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Html

HTML formatted_body, or null for plain text.

Declaration
public string? Html { get; set; }
Property Value
Type Description
string
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StyleKeyOverride

Use the style of selectable text blocks.

Declaration
protected override Type StyleKeyOverride { get; }
Property Value
Type Description
Type
Overrides
Avalonia.StyledElement.StyleKeyOverride

Methods

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OnPointerMoved(PointerEventArgs)

Show a hand over links.

Declaration
protected override void OnPointerMoved(PointerEventArgs e)
Parameters
Type Name Description
PointerEventArgs e
Overrides
Avalonia.Controls.SelectableTextBlock.OnPointerMoved(Avalonia.Input.PointerEventArgs)
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OnPointerReleased(PointerReleasedEventArgs)

Raise LinkClicked for a plain click on a link.

Declaration
protected override void OnPointerReleased(PointerReleasedEventArgs e)
Parameters
Type Name Description
PointerReleasedEventArgs e
Overrides
Avalonia.Controls.SelectableTextBlock.OnPointerReleased(Avalonia.Input.PointerReleasedEventArgs)
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OnPropertyChanged(AvaloniaPropertyChangedEventArgs)

Rebuild the text when the body or HTML changes, and formatted text when the text size does, for its headings.

Declaration
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
Parameters
Type Name Description
AvaloniaPropertyChangedEventArgs change
Overrides
Avalonia.Controls.SelectableTextBlock.OnPropertyChanged(Avalonia.AvaloniaPropertyChangedEventArgs)

Events

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LinkClicked

Raised when a link is clicked.

Declaration
public event EventHandler<LinkClickedEventArgs>? LinkClicked
Event Type
Type Description
EventHandler<LinkClickedEventArgs>

Implements

Avalonia.IDataContextProvider
Avalonia.Styling.IThemeVariantHost
Avalonia.Controls.IResourceHost
Avalonia.Controls.IResourceNode
Avalonia.Styling.IStyleHost
Avalonia.Controls.ISetLogicalParent
Avalonia.Controls.ISetInheritanceParent
Avalonia.INamed
Avalonia.Input.IInputElement
Avalonia.Controls.Templates.IDataTemplateHost
Avalonia.Styling.ISetterValue
Avalonia.LogicalTree.ILogical