Controls/ContactCard.cs - main - anna_grinchenko/ReactiveUISample

Controls/ContactCard.cs

84 строки3 KB

GrinchenkoAnna

Можно отредактировать группу по ключу. Контакты получают полный префикс, группа - первую букву префикса

06 июл 2026, 15:26

06 июл 2026, 15:265ffebbb

using Avalonia;
using Avalonia.Controls;
using Avalonia.Controls.Primitives;
using ReactiveUISample.AttachedProperties;
using ReactiveUISample.Behaviors;
using System;
using System.Linq;
using System.Reactive.Linq;

namespace ReactiveUISample.Controls;

public partial class ContactCard : TemplatedControl
{
    private Border? _partBorder;
    private TextBlock? _partIcon;

    public ContactCard() { }

    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
    {
        base.OnApplyTemplate(e);

        _partBorder = e.NameScope.Find<Border>("PART_Border");
        _partIcon = e.NameScope.Find<TextBlock>("PART_Icon");

        this.GetObservable(NameProperty)
            .Select(name => (name?.Length ?? 0) > 20)
            .Subscribe(isImportant => IsImportant = isImportant);

        this.GetObservable(ContactCardProperties.IsNewProperty)
            .Subscribe(isNew =>
            {
                if (_partBorder is not null)
                {
                    if (isNew) _partBorder.Classes.Add("new");
                    else _partBorder.Classes.Remove("new");
                }
            });

        this.GetObservable(ContactCardProperties.IsOnlineProperty)
            .Subscribe(isOnline =>
            {
                if (_partBorder is not null)
                {
                    if (isOnline) _partBorder.Classes.Add("online");
                    else _partBorder.Classes.Remove("online");
                }
            });

        _partBorder?.GetObservable(DragDropHelper.IsDraggingProperty)
            .Subscribe(isDragging =>
            {
                _partBorder.Opacity = isDragging ? 0.5 : 1;
            });            
    }

    public string Name
    {
        get => GetValue(NameProperty);
        set => SetValue(NameProperty, value);
    }
    public static readonly StyledProperty<string> NameProperty = AvaloniaProperty.Register<ContactCard, string>(nameof(Name), defaultValue: string.Empty);

    public string Email
    {
        get => GetValue(EmailProperty);
        set => SetValue(EmailProperty, value);
    }
    public static readonly StyledProperty<string> EmailProperty = AvaloniaProperty.Register<ContactCard, string>(nameof(Email), defaultValue: string.Empty);

    public bool IsSelected
    {
        get => GetValue(IsSelectedProperty);
        set => SetValue(IsSelectedProperty, value);
    }
    public static readonly StyledProperty<bool> IsSelectedProperty = AvaloniaProperty.Register<ContactCard, bool>(nameof(IsSelected), defaultValue: false);

    public bool IsImportant
    {
        get => GetValue(IsImportantProperty);
        set => SetValue(IsImportantProperty, value);
    }
    public static readonly StyledProperty<bool> IsImportantProperty = AvaloniaProperty.Register<ContactCard, bool>(nameof(IsImportant), defaultValue: false);
}