ui · thing ·
yuiThemeDefinition
A yui theme definition record carrying id, displayName, mode, tokens, source, and related state.
Build YUI's reusable control, layout, interaction, text, accessibility, and retained-rendering models.
external thing yuiThemeDefinitionStatus: source-declared
Fields and methods (16)
text id- Stores id as text.
text displayName- Stores display name as text.
text mode- Stores mode as text.
list of yuiVisualToken tokens- Stores tokens as list of yuiVisualToken.
text source- Stores source as text.
text diagnostic- Stores diagnostic as text.
text cachedValidation- Stores cached validation as text.
bool validationCached- Stores validation cached as bool.
yuiThemeDefinition(text id, text displayName, text mode, text source)- Yui theme definition.
TokenIndex(text name) returns int- Token index. Complete example
RegisterToken(yuiVisualToken token) returns bool- Register token. Complete example
HasToken(text name) returns bool- Has token. Complete example
Resolve(text name, text source) returns yuiVisualResolution- Resolve. Complete example
ValidationIssue() returns text- Validation issue. Complete example
ComputeValidationIssue() returns text- Compute validation issue. Complete example
RenderReport() returns text- Render report. Complete example
Use yuiThemeDefinition
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.
yuiThemeDefinition sample = yuiThemeDefinition("id", "display Name", "mode", "example")
Console.Log(Text.From(sample.id))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.TokenIndex
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
// Token index.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text argument_name = "argument name"
int result = instance.TokenIndex(argument_name)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.RegisterToken
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
// Register token.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
yuiVisualToken argument_token = yuiVisualToken("Nova", "category", "text Value", 1, yuiColor(1, 1, 1, 1), "example")
bool result = instance.RegisterToken(argument_token)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.HasToken
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
// Has token.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text argument_name = "argument name"
bool result = instance.HasToken(argument_name)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.Resolve
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
// Resolve.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text argument_name = "argument name"
text argument_source = "argument source"
yuiVisualResolution result = instance.Resolve(argument_name, argument_source)
Console.Log("Inspect result in your debugger")
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.ValidationIssue
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
// Validation issue.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text result = instance.ValidationIssue()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.ComputeValidationIssue
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
// Compute validation issue.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text result = instance.ComputeValidationIssue()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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"
yuiThemeDefinition.RenderReport
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
// Render report.
yuiThemeDefinition instance = yuiThemeDefinition("id", "display Name", "mode", "example")
text result = instance.RenderReport()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.ui__yuithemedefinition"
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/visual-10-theme.yh:1