slint/examples/7guis/timer.slint at master · expenses/slint · GitHub

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// Copyright © SixtyFPS GmbH <info@slint.dev>
// SPDX-License-Identifier: MIT

import { LineEdit, Button, Slider, HorizontalBox, VerticalBox, ProgressIndicator } from "std-widgets.slint";

export component MainWindow inherits Window {
    in-out property <duration> total-time: slider.value * 1s;
    in-out property <duration> elapsed-time;

    Timer {
        interval: 10ms;
        triggered => {
            root.elapsed-time += self.interval;
            root.elapsed-time = min(root.elapsed-time, root.total-time);
        }
    }

    VerticalBox {
        HorizontalBox {
            padding: 0;
            Text { text: "Elapsed Time:"; }
            ProgressIndicator {
                preferred-width: 100px;
                progress: elapsed-time / total-time;
            }
        }
        Text{
            text: (root.total-time / 1s) + "s";
        }
        HorizontalBox {
            padding: 0;
            Text {
                text: "Duration:";
                vertical-alignment: center;
            }
            slider := Slider {
                maximum: 30s / 1s;
                value: 10s / 1s;
                changed(new-duration) => {
                    root.total-time = new-duration * 1s;
                    root.elapsed-time = min(root.elapsed-time, root.total-time);
                }
            }
        }
        Button {
            text: "Reset";
            clicked => {
                root.elapsed-time = 0
            }
        }
    }
}