WidgetState

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Bundles the common fields every widget needs. Stored as a single field on the actor and exposed via fun ref state(): WidgetState. The Widget and CompositeWidget traits use this to provide default implementations without requiring seven boilerplate accessors.

class ref WidgetState

Constructors

create

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new ref create(
  parent': WidgetParent tag)
: WidgetState ref^

Parameters

• parent': WidgetParent tag

Returns

• WidgetState ref^

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Public fields

let parent: WidgetParent tag

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var width: USize val

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var height: USize val

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let child_grids: Array[(Any tag , Grid val)] ref

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var dirty: Bool val

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var debug_bg: (Default val | Black val | Red val | Green val | Yellow val | Blue val | Magenta val | Cyan val | White val | BrightBlack val | BrightRed val | BrightGreen val | BrightYellow val | BrightBlue val | BrightMagenta val | BrightCyan val | BrightWhite val | Rainbow val)

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Public Functions

empty_cell

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Return the empty cell for this widget. Uses debug_bg as background when set, making the widget's allocated space visible.

fun box empty_cell()
: Cell val

Returns

• Cell val

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