Std.Ui.Layout

35 public declarations

• Alignment

  Where a child sits across its stack, or inside a layer.

  type
• Axis

  Which way a stack places its children.

  type
• boxStd.Ui.Layout.View

  A leaf node with no intrinsic extent.

  fn
• columnArray[Std.Ui.Layout.View] -> Std.Ui.Layout.View

  Children placed top to bottom.

  fn
• Composing

  A view with one property changed, each answering a view.

  trait
• damage&Std.Ui.Layout.Layout -> &Std.Ui.Layout.Layout -> Array[Std.Ui.Canvas.Rect]

  The regions whose pixels differ between two placements of a screen.

  fn
• focusOrder&Std.Ui.Layout.Layout -> Array[Int]

  The nodes keyboard focus visits, in reading order.

  fn
• frameOf&Std.Ui.Layout.Layout -> Int -> Option[Std.Ui.Canvas.Rect]

  The frame of a node, or nothing for a position outside the layout.

  fn
• hitTest&Std.Ui.Layout.Layout -> Std.Ui.Canvas.Point -> Option[Int]

  The frontmost meaningful node under a point.

  fn
• insetsInt -> Int -> Int -> Int -> Std.Ui.Layout.Insets

  Insets from four edges.

  fn
• Insets

  Space inside a node's edges, in logical pixels.

  type
• isControlAt&Std.Ui.Layout.Layout -> Int -> Bool

  Whether a node is a control that takes focus and activation.

  fn
• Kind

  How a node arranges its children.

  type
• layerArray[Std.Ui.Layout.View] -> Std.Ui.Layout.View

  Children placed over one another, later ones in front.

  fn
• Layout

  A placed screen: every node's frame, flat, in pre-order.

  type
• LayoutError

  Why a view could not be placed or painted.

  type
• nodeCount&Std.Ui.Layout.Layout -> Int

  How many nodes were placed.

  fn
• nodeNamed&Std.Ui.Layout.Layout -> Str -> Option[Int]

  The first node in reading order with a name.

  fn
• nodeTagged&Std.Ui.Layout.Layout -> Str -> Option[Int]

  The control carrying a tag, the identity its events are named by.

  fn
• paint&Std.Ui.Layout.Layout -> &Std.Ui.Canvas.Canvas -> Result[Std.Ui.Canvas.Canvas, Std.Ui.Layout.LayoutError]

  A canvas holding every node's fill and text, in painting order.

  fn
• place&Std.Ui.Layout.View -> Std.Ui.Canvas.Size -> Result[Std.Ui.Layout.Layout, Std.Ui.Layout.LayoutError]

  Place a view into a viewport with default node and depth budgets.

  fn
• Placed

  One node after placement, in reading and painting order.

  type
• placeWithin&Std.Ui.Layout.View -> Std.Ui.Canvas.Size -> Int -> Int -> Result[Std.Ui.Layout.Layout, Std.Ui.Layout.LayoutError]

  Place a view with explicit node and nesting budgets.

  fn
• Role

  What a node means to someone who cannot see it.

  type
• rowArray[Std.Ui.Layout.View] -> Std.Ui.Layout.View

  Children placed left to right.

  fn
• scrollColumnArray[Std.Ui.Layout.View] -> Std.Ui.Layout.View

  Children placed top to bottom inside a window showing part of them.

  fn
• scrollOffsetOf&Std.Ui.Layout.Layout -> Int -> Option[Int]

  How far a node is scrolled after clamping, or nothing outside the layout.

  fn
• scrollRangeOf&Std.Ui.Layout.Layout -> Int -> Option[Int]

  How far a node can scroll: its content's length beyond its window.

  fn
• scrollRowArray[Std.Ui.Layout.View] -> Std.Ui.Layout.View

  Children placed left to right inside a window showing part of them.

  fn
• Semantic

  One entry in the accessibility tree derived from placement.

  type
• semantics&Std.Ui.Layout.Layout -> Array[Std.Ui.Layout.Semantic]

  The accessibility tree: every node that is not decoration, in reading order.

  fn
• spacerStd.Ui.Layout.View

  A leaf that takes one share of the spare length in its stack.

  fn
• tagOf&Std.Ui.Layout.Layout -> Int -> Option[Str]

  The tag of a node, or nothing for a position outside the layout.

  fn
• textStr -> Std.Ui.Layout.View

  A leaf showing text, measured by its face and named by what it says.

  fn
• View

  A declarative description of a screen.

  type