Slint Kit Documentation

Layout

Inline for Slint

KitInline · Slint Kit 0.3.0

Single row for adjacent controls and content.

Single row for adjacent controls and content.
Native app built from the example below.

Try the component

Download the complete project, extract it and run cargo run --locked in its folder. Rust 1.92+; Slint Kit 0.3.0 from crates.io. You can also copy the four files below.

Click Overview, Activity, Settings: Rust handles the command and updates the action count.

ui/app.slint

export { KitFormValidation, HtmlInputKind, NumberInputFormat, KitInputConstraints, KitValidationResult, KitValidityState } from "@kit/kit.slint";
// SPDX-License-Identifier: GPL-3.0-or-later
import { KitButton, KitInline, KitTheme, KitThemes } from "@kit/kit.slint";

export enum DemoAction { overview, activity, settings }

export component App inherits Window {
    title: "KitInline example";
    preferred-width: 420px;
    preferred-height: 160px;
    max-width: 100000px;
    max-height: 100000px;
    background: root.theme.canvas;
    in-out property <KitTheme> theme: KitThemes.light;
    in property <string> status: "Choose an action.";
    callback action-requested(DemoAction);
    VerticalLayout {
        padding: 24px; spacing: 16px; alignment: start;
        Text { text: "Inline"; color: root.theme.text-primary; font-size: 20px * root.theme.text-scale; font-weight: 600; }
        KitInline { KitButton { theme: root.theme; text: "Overview"; activated => { root.action-requested(DemoAction.overview); } }KitButton { theme: root.theme; text: "Activity"; activated => { root.action-requested(DemoAction.activity); } }KitButton { theme: root.theme; text: "Settings"; activated => { root.action-requested(DemoAction.settings); } } }
        Text { text: root.status; color: root.theme.text-secondary; wrap: word-wrap; }
    }
}

src/main.rs

// SPDX-License-Identifier: GPL-3.0-or-later
use slint::ComponentHandle;
use std::cell::Cell;
slint::include_modules!();

fn main() -> Result<(), slint::PlatformError> {
    let app = App::new()?;
    slint_kit::init_form_validation!(self, app);
    let count = Cell::new(0_u32);
    let weak = app.as_weak();
    app.on_action_requested(move |action| {
        if let Some(app) = weak.upgrade() {
            let next = count.get().checked_add(1).expect("action count capacity");
            count.set(next);
            let label = match action {
                DemoAction::Overview => "Overview",
                DemoAction::Activity => "Activity",
                DemoAction::Settings => "Settings",
            };
            app.set_status(format!("{label} handled by Rust ({next})").into());
        }
    });
    app.run()
}
Cargo.toml and build.rs

Cargo.toml

[package]
name = "slint-kit-inline-example"
version = "0.1.0"
edition = "2024"
rust-version = "1.92"
license = "GPL-3.0-or-later"
publish = false

[dependencies]
slint-kit = "=0.3.0"
slint = { version = "=1.18.1", default-features = false, features = ["std", "compat-1-18", "backend-winit", "renderer-skia", "accessibility"] }

[build-dependencies]
slint-kit-build = "=0.3.0"

[workspace]

build.rs

fn main() {
    slint_kit_build::compile("ui/app.slint").expect("compile component example");
}

Files: Cargo.toml · build.rs · ui/app.slint · src/main.rs

Choose gap, inset and the inherited HorizontalLayout alignment. Set horizontal stretch on children that should consume extra space.

The row keeps a natural height and does not wrap. Use KitWrap when children should reflow onto multiple lines.

View source ↗

Visual composition

The file below produces the screenshot. For controller-driven components, it shows the displayed state without supplying the Rust wiring. Create a project.

Show the screenshot source
Single row for adjacent controls and content.
Native screenshot of the same example, rendered with Skia.
// SPDX-License-Identifier: GPL-3.0-or-later
import { KitButton, KitInline, KitTheme, KitThemes } from "@kit/kit.slint";

export component Example inherits Window {
    title: "KitInline example";
    preferred-width: 420px;
    preferred-height: 160px;
    max-width: 100000px;
    max-height: 100000px;
    background: root.theme.canvas;
    in-out property <KitTheme> theme: KitThemes.light;
    in-out property <string> status;
    VerticalLayout {
        padding: 24px; spacing: 16px; alignment: start;
        Text { text: "Inline"; color: root.theme.text-primary; font-size: 20px * root.theme.text-scale; font-weight: 600; }
        KitInline { KitButton { theme: root.theme; text: "Overview"; activated => { root.status = "Action requested"; } }KitButton { theme: root.theme; text: "Activity"; activated => { root.status = "Action requested"; } }KitButton { theme: root.theme; text: "Settings"; activated => { root.status = "Action requested"; } } }
        if root.status != "": Text { text: root.status; color: root.theme.text-secondary; font-size: 12px * root.theme.text-scale; wrap: word-wrap; }
    }
}

Download this example

Public API

Inherits HorizontalLayout.

Properties

Name Type Direction
gap LayoutSpace in
inset LayoutSpace in

Types and variants

Type Declaration
enum LayoutSpace none, tight, compact, regular, roomy, section

See also