slint/examples/todo-mvc/ui/views/task_list_view.slint

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

import { VerticalBox } from "std-widgets.slint";
// Copyright © SixtyFPS GmbH <info@slint.dev>
// SPDX-License-Identifier: MIT

import { SelectionListView, SelectionListViewItem } from "../widgets/selection_list_view.slint";
export { SelectionListViewItem }

import { ActionButton } from "../widgets/action_button.slint";
import { Icons } from "../widgets/styling.slint";

export global TaskListAdapter {
    in-out property <[SelectionListViewItem]> tasks: [
        // this is only dummy data for the preview
        { text: "Contribute to Slint", description: "2024/11/11 13:13" },
        { text: "Open a discussion on GitHub", description: "2024/11/11 13:13" },
        { text: "Write some documentation", description: "2024/11/11 13:13" }
    ];

    callback toggle-task-checked(/* index */ int);
    callback remove-task(/* index */ int);
    callback show-create-task();

    // this is only a dummy implementation for the preview
    toggle-task-checked(index) => {
        root.tasks[index] = {
            text: root.item(index).text,
            checked: !root.item(index).checked,
            description: root.item(index).description
        };
    }

    function item(index: int) -> SelectionListViewItem {
        root.tasks[index]
    }
}

export component TaskListView {
    VerticalBox {
        padding-top: 0;
        padding-left: 0;
        padding-right: 0;

        SelectionListView {
            width: 100%;
            model: TaskListAdapter.tasks;
            accessible-label: @tr("List of Tasks");

            toggle(index) => {
                TaskListAdapter.toggle-task-checked(index);
            }

            remove(index) => {
                TaskListAdapter.remove-task(index);
            }
        }

        HorizontalLayout {
            alignment: center;

            ActionButton {
                icon: Icons.add;
                accessible-label: @tr("Create New Task");

                clicked => {
                    TaskListAdapter.show-create-task();
                }
            }
        }
    }
}