ui · thing ·

uiSurfaceSpec

A ui surface spec record carrying id, requestedWidth, requestedHeight, scalePercent, root.

cpumethodsource-examplethinguiyeho

Build YUI's reusable control, layout, interaction, text, accessibility, and retained-rendering models.

external thing uiSurfaceSpec

Status: source-declared

Fields and methods (7)
text id
Stores id as text.
int requestedWidth
Stores requested width as int.
int requestedHeight
Stores requested height as int.
int scalePercent
Stores scale percent as int.
text root
Stores root as text.
uiSurfaceSpec(text id, int requestedWidth, int requestedHeight, int scalePercent, text root)
Ui surface spec.
Describe() returns text
Describe. Complete example

Use uiSurfaceSpec

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.
uiSurfaceSpec sample = uiSurfaceSpec("id", 1, 1, 1, "root")
Console.Log(Text.From(sample.id))
project.mech
manifestVersion = "2"
package = "api.example.ui__uisurfacespec"
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"

uiSurfaceSpec.Describe

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using ui

// Describe.
uiSurfaceSpec instance = uiSurfaceSpec("id", 1, 1, 1, "root")
text result = instance.Describe()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__uisurfacespec"
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/surface-surface.yh:5