packages/MaterialDesignThemes.2.5.1/src/net45/DataGridAssist.cs

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using System;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Media3D;

namespace MaterialDesignThemes.Wpf
{
    public static class DataGridAssist
    {
        private static DataGrid _suppressComboAutoDropDown;

        public static readonly DependencyProperty AutoGeneratedCheckBoxStyleProperty = DependencyProperty
            .RegisterAttached(
                "AutoGeneratedCheckBoxStyle", typeof (Style), typeof (DataGridAssist),
                new PropertyMetadata(default(Style), AutoGeneratedCheckBoxStylePropertyChangedCallback));

        private static void AutoGeneratedCheckBoxStylePropertyChangedCallback(DependencyObject dependencyObject,
            DependencyPropertyChangedEventArgs dependencyPropertyChangedEventArgs)
        {
            ((DataGrid) dependencyObject).AutoGeneratingColumn += (sender, args) =>
            {
                var dataGridCheckBoxColumn = args.Column as DataGridCheckBoxColumn;
                if (dataGridCheckBoxColumn == null) return;

                dataGridCheckBoxColumn.ElementStyle = GetAutoGeneratedCheckBoxStyle(dependencyObject);
            };
        }

        public static void SetAutoGeneratedCheckBoxStyle(DependencyObject element, Style value)
        {
            element.SetValue(AutoGeneratedCheckBoxStyleProperty, value);
        }

        public static Style GetAutoGeneratedCheckBoxStyle(DependencyObject element)
        {
            return (Style) element.GetValue(AutoGeneratedCheckBoxStyleProperty);
        }

        public static readonly DependencyProperty AutoGeneratedEditingCheckBoxStyleProperty = DependencyProperty
            .RegisterAttached(
                "AutoGeneratedEditingCheckBoxStyle", typeof (Style), typeof (DataGridAssist),
                new PropertyMetadata(default(Style), AutoGeneratedEditingCheckBoxStylePropertyChangedCallback));

        private static void AutoGeneratedEditingCheckBoxStylePropertyChangedCallback(DependencyObject dependencyObject,
            DependencyPropertyChangedEventArgs dependencyPropertyChangedEventArgs)
        {
            ((DataGrid) dependencyObject).AutoGeneratingColumn += (sender, args) =>
            {
                var dataGridCheckBoxColumn = args.Column as DataGridCheckBoxColumn;
                if (dataGridCheckBoxColumn == null) return;

                dataGridCheckBoxColumn.EditingElementStyle = GetAutoGeneratedEditingCheckBoxStyle(dependencyObject);
            };
        }

        public static void SetAutoGeneratedEditingCheckBoxStyle(DependencyObject element, Style value)