ui · function ·
BuildYuiRetainedReplayComposition
Build yui retained replay composition.
Build YUI's reusable control, layout, interaction, text, accessibility, and retained-rendering models.
external BuildYuiRetainedReplayComposition(yuiCompositionPlan original baseline, yuiDisplayList original replay) returns yuiCompositionPlanStatus: source-declared
Parameters
yuiCompositionPlan original baseline- Supply baseline as yuiCompositionPlan original.
yuiDisplayList original replay- Supply replay as yuiDisplayList original.
Use BuildYuiRetainedReplayComposition
A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.
cpu · source-example · type checked
using ui
// Build YUI's reusable control, layout, interaction, text, accessibility, and retained-rendering models.
yuiCompositionPlan baseline = yuiCompositionPlan("surface Id")
yuiDisplayList replay = yuiDisplayList("surface Id")
yuiCompositionPlan result = BuildYuiRetainedReplayComposition(baseline, replay)
Console.Log("Inspect result in your debugger")
project.mech
manifestVersion = "2"
package = "api.example.ui__buildyuiretainedreplaycomposition"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"
[app]
kind = "headless"
[[dependencies]]
package = "graphics.image"
version = "0.1.0"
path = "../../../yeho/packages/graphics/image"
[[dependencies]]
package = "graphics.text"
version = "0.1.0"
path = "../../../yeho/packages/graphics/text"
[[dependencies]]
package = "host.ui_services"
version = "0.1.0"
path = "../../../yeho/packages/host/ui_services"
[[dependencies]]
package = "ui"
version = "0.2.0"
path = "../../../yeho/packages/ui"
Notes and source
Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.
yeho/packages/ui/render-50-retained-fragments.yh:1363