Embedding UIElements
The fact that RichTextBlock
can contain embedded UIElement
s is not obvious from looking at its APIs. This capability comes from the InlineUIContainer
element, which is an Inline
. It has a simple Child
content property of type UIElement
.
Although InlineUIContainer
should be able to be added to the plain old TextBlock
’s Inlines
collection, doing so fails at runtime. It turns out that InlineUIContainer
s must be placed within a Block
, and this is the reason that this feature is supported only by RichTextBlock
.
The capability to embed a UIElement
among text means you can insert just about anything: an image, a video, a Panel
containing a large tree of elements, and so on. Such elements are fully interactive and can get focus, ...
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