inabox/inabox.wpf/DynamicGrid/Columns/DynamicActionColumn.cs

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using InABox.Core;
using Syncfusion.UI.Xaml.Grid;
using Image = System.Windows.Controls.Image;
using Label = System.Windows.Controls.Label;

namespace InABox.DynamicGrid
{
    public abstract class DynamicActionColumn : DynamicColumnBase
    {
        public DynamicActionColumnPosition Position { get; set; } = DynamicActionColumnPosition.End;

        public delegate bool ActionDelegate(CoreRow? row);
        public delegate FrameworkElement? ActionColumnToolTip(DynamicActionColumn column, CoreRow? row);

        public ActionDelegate? Action { get; set; }

        public ActionColumnToolTip? ToolTip { get; set; }

        public Func<IDynamicGridSummary?>? GetSummary = null;

        public Func<IDynamicGridColumnFilter?>? GetFilter = null;
        
        public Func<CoreRow[]?, ContextMenu?>? ContextMenu { get; set; }
        
        public string HeaderText { get; set; } = " ";
        public bool VerticalHeader { get; set; }

        public int Width { get; set; } = 0;

        public FrameworkElement? TextToolTip(string? text)
        {
            if (string.IsNullOrWhiteSpace(text))
                return null;

            var border = new Border
            {
                BorderBrush = new SolidColorBrush(Colors.Gray),
                BorderThickness = new Thickness(0.75),
                CornerRadius = new CornerRadius(5),
                Background = new SolidColorBrush(Colors.LightYellow),
                Padding = new Thickness(5),
                Child = new Label { Content = text }
            };
            return border;
        }

        public FrameworkElement? ImageToolTip(BitmapImage? image, double? maxWidth = null, double? maxHeight = null)
        {
            if (image == null)
                return null;

            var result = new Border
            {
                Background = new SolidColorBrush(Colors.LightYellow),
                BorderBrush = new SolidColorBrush(Colors.Gray),
                BorderThickness = new Thickness(0.75)
            };
            var imageControl = new Image
            {
                Source = image,
                Stretch = Stretch.Uniform
            };
            if (maxWidth.HasValue)
            {
                imageControl.MaxWidth = maxWidth.Value;
            }
            if (maxHeight.HasValue)
            {
                imageControl.MaxHeight = maxHeight.Value;
            }
            result.Child = imageControl;
            return result;
        }

        public abstract object? Data(CoreRow? row);

        public IDynamicGridSummary? Summary() => GetSummary?.Invoke();
    }
}