Crate kas

KAS GUI Toolkit

This is the main KAS crate, featuring:

• the Widget trait family, with macros to implement them
• high-level themable and mid-level draw APIs
• event handling code
• geom-etry types and widget layout solvers
• the standard widgets library

See also these external crates:

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

Also refer to:

• KAS Tutorials
• Examples
• Discuss
• easy-cast API docs (this is re-exported as cast)

Re-exports

pub use kas_core::cast;

pub use kas_widgets as widgets;

pub use kas_resvg as resvg;

pub use kas_theme as theme;

pub use kas_wgpu as shell;

Modules

class

Class-specific widget traits

configconfig

Configuration read/write utilities

dir

Direction types

draw

Draw APIs

event

Event handling

geom

Geometry data types

layout

Layout solver

macros

Library macros

prelude

KAS prelude

text

Text functionality

updatable

Traits for shared data objects

util

Utilities

Structs

CoreData

Common widget data

Future

A future value, pending UI operation

Popup

A widget which escapes its parent’s rect

TkAction

Action required after processing

WidgetId

Widget identifier

WindowId

Identifier for a window or pop-up

Traits

Boxed

Provides a convenient .boxed() method on implementors

Layout

Positioning and drawing routines for widgets

LayoutData

Trait to describe the type needed by the layout implementation.

Widget

Widget trait

WidgetChildren

Listing of a widget’s children

WidgetConfig

Widget configuration

WidgetCore

Base widget functionality

Window

Functionality required by a window