Crate kas

KAS, the toolKit Abstraction Library

KAS is a GUI library. This crate provides the following:

• a widget model: WidgetCore, Layout, Widget, event::Handler traits
• a layout engine (mostly configured through macros)
• a modular draw API
• widget event handling
• some data types: geom, Align, Direction
• some pre-build widgets: widget module

See also these external crates:

• kas-theme - docs.rs - theme API + themes
• kas-wgpu - docs.rs - WebGPU + winit integration

Modules

class	Class-specific widget traits
draw	Drawing API
event	Event handling
geom	Geometry data types
layout	Layout solver
macros	Library macros
widget	Widgets

Structs

AlignHints	Partial alignment information provided by the parent
CompleteAlignment	Provides alignment information on both axes along with ideal size
CoreData	Common widget data
Horizontal	Fixed instantiation of Directional
Vertical	Fixed instantiation of Directional
WidgetId	Widget identifier
WindowId	Identifier for a window added to a toolkit

Enums

Align	Alignment of contents
Direction	Horizontal / vertical direction
ThemeAction	Return value of ThemeApi functions
TkAction	Toolkit actions needed after event handling, if any.

Traits

Directional	Trait over directional types
Layout	Positioning and drawing routines for widgets
LayoutData	Trait to describe the type needed by the layout implementation.
ThemeApi	Interface through which a theme can be adjusted at run-time
Widget	A widget is a UI element.
WidgetCore	Base widget functionality
Window	A window is a drawable interactive region provided by windowing system.