application_navigation_definition.dart

import 'package:flutter/material.dart';

import 'package:flutter_custom_toolbox/flutter_toolbox.dart';

/// A screen item,
///
/// Normalized screens are: "activity", "settings" and "about".
///
/// These are set in [ApplicationNavigation] with
/// - [ApplicationNavigation.screenActivity]
/// - [ApplicationNavigation.screenSettings]
/// - [ApplicationNavigation.screenAbout]
///
class ScreenItem {
  final String code;
  final Icon icon;
  final Widget Function({required ApplicationConfigDefinition appConfig}) screen;

  const ScreenItem({
    required this.code,
    required this.icon,
    required this.screen,
  });
}

/// A page in [ScreenItem] given in [ApplicationNavigation.screenActivity]
///
/// These are set in [ApplicationNavigation] with
/// [ApplicationNavigation.activityPages].
///
class ActivityPageItem {
  final String code;
  final Icon? icon;
  final Widget Function({required ApplicationConfigDefinition appConfig}) builder;

  const ActivityPageItem({
    required this.code,
    this.icon,
    required this.builder,
  });

  factory ActivityPageItem.empty() {
    return ActivityPageItem(
      code: '',
      builder: ({required ApplicationConfigDefinition appConfig}) => Text(''),
    );
  }
}

/// Custom AppBar configuration
///
class AppBarConfiguration {
  final bool? hideApplicationTitle;
  final bool? pushQuitActivityButtonLeft;
  final bool? hideQuitActivityButton;
  final List<AppBarButton> Function(BuildContext context)? topBarButtonsBuilder;

  const AppBarConfiguration({
    this.hideApplicationTitle = false,
    this.pushQuitActivityButtonLeft = false,
    this.hideQuitActivityButton = false,
    this.topBarButtonsBuilder,
  });
}

/// Custom AppBar button (will generate a widget [IconButton])
///
class AppBarButton {
  final Icon icon;
  final Function(BuildContext context)? onPressed;