inabox/inabox.wpf/DynamicGrid/DynamicGridPopupColumnCell.xaml.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace InABox.DynamicGrid
{
    /// <summary>
    /// Interaction logic for DynamicGridPopupColumnCell.xaml
    /// </summary>
    public partial class DynamicGridPopupColumnCell : UserControl, INotifyPropertyChanged
    {
        public static readonly DependencyProperty ValueProperty = DependencyProperty.Register(
            "Value", typeof(Guid), typeof(DynamicGridPopupColumnCell), new FrameworkPropertyMetadata(
                propertyChangedCallback: new PropertyChangedCallback(Value_Changed)));

        private string _display;
        public string Display {
            get => _display;
            set
            {
                _display = value;
                NotifyPropertyChanged();
            }
        }

        public object? Value { get; set; }

        public delegate void SelectEvent();
        public delegate void ClearEvent();
        public delegate void ValueChangedEvent(Guid value);

        public SelectEvent? OnSelect;
        public ClearEvent? OnClear;
        public ValueChangedEvent? OnValueChanged;
        public event PropertyChangedEventHandler? PropertyChanged;

        public DynamicGridPopupColumnCell()
        {
            InitializeComponent();
        }

        private void Select_Click(object sender, RoutedEventArgs e)
        {
            OnSelect?.Invoke();
        }

        private void Clear_Click(object sender, RoutedEventArgs e)
        {
            OnClear?.Invoke();
        }
        private void NotifyPropertyChanged([CallerMemberName] string propertyName = "")
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }

        private static void Value_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            var cell = (DynamicGridPopupColumnCell)d;
            cell.OnValueChanged?.Invoke((Guid)d.GetValue(ValueProperty));
        }
    }
}