Slint Kit Documentation

Dialogs

Dialog Header for Slint

KitDialogHeader · Slint Kit 0.3.0

Horizontal slot for a dialog header.

Horizontal slot for a dialog header.
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.

Compose the dialog sections inside a panel, then archive the project through a Rust callback.

ui/app.slint

export { KitFormValidation, HtmlInputKind, NumberInputFormat, KitInputConstraints, KitValidationResult, KitValidityState } from "@kit/kit.slint";
// SPDX-License-Identifier: GPL-3.0-or-later
import { KitDialogPanel, KitDialogHeader, KitDialogBody, KitDialogFooter, KitButton, KitTheme, KitThemes } from "@kit/kit.slint";
export component App inherits Window {
    title: "KitDialogHeader example";
    preferred-width: 520px;
    preferred-height: 300px;
    max-width: 100000px;
    max-height: 100000px;
    background: root.theme.canvas;
    in-out property <KitTheme> theme: KitThemes.light;
    in property <bool> archived;
    callback archive();
    VerticalLayout {
        padding: 24px;
        spacing: 16px;
        alignment: start;
        panel := KitDialogPanel {
            theme: root.theme; accessible-name: "Archive project";
            height: content.preferred-height;
            content := VerticalLayout {
                padding: 20px; spacing: 14px;
                header := KitDialogHeader { theme: root.theme; height: self.preferred-height; Text { text: "Archive this project?"; color: root.theme.text-primary; font-size: 20px * root.theme.text-scale; wrap: word-wrap; } }
                body := KitDialogBody { theme: root.theme; height: self.preferred-height; Text { text: "You can restore it from the archive."; color: root.theme.text-primary; wrap: word-wrap; } }
                footer := KitDialogFooter { theme: root.theme; height: 48px; KitButton { theme: root.theme; text: "Archive project"; disabled: root.archived; activated => { root.archive(); } } }
            }
        }
        result := Text { text: root.archived ? "Project archived" : "Project active"; color: root.theme.text-primary; }
    }

}

src/main.rs

// SPDX-License-Identifier: GPL-3.0-or-later
use slint::ComponentHandle;

mod ui { slint::include_modules!(); }
fn main() -> Result<(), slint::PlatformError> {
    let app = ui::App::new()?;
    slint_kit::init_form_validation!(ui, app);
    let weak = app.as_weak();
    app.on_archive(move || { if let Some(app) = weak.upgrade() { app.set_archived(true); } });
    app.run()
}
Cargo.toml and build.rs

Cargo.toml

[package]
name = "slint-kit-dialog-header-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

Place a heading and, when needed, a close action in its children. Compose it in the KitDialogPanel column.

It provides a 32 px minimum height and 12 px spacing. The dialog’s accessible name should be set on the panel.

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
Horizontal slot for a dialog header.
Native screenshot of the same example, rendered with Skia.
// SPDX-License-Identifier: GPL-3.0-or-later
import { KitDialogHeader, KitTheme, KitThemes } from "@kit/kit.slint";

export component Example inherits Window {
    title: "KitDialogHeader 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: "Dialog Header"; color: root.theme.text-primary; font-size: 20px * root.theme.text-scale; font-weight: 600; }
        KitDialogHeader { theme: root.theme; vertical-stretch: 0; Text { text: "Archive this project?"; color: root.theme.text-primary; font-size: 20px * root.theme.text-scale; font-weight: 600; wrap: word-wrap; vertical-stretch: 0; } }
        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 Rectangle.

Properties

Name Type Direction
theme KitTheme in

See also