30 lines
953 B
C#
30 lines
953 B
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Media;
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using System.Windows;
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namespace RazorEngineTest
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{
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public static class ExHelper
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{
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public static T? FindVisualChild<T>(this DependencyObject parent, string name = "") where T : DependencyObject
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{
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for (int i = 0; i < VisualTreeHelper.GetChildrenCount(parent); i++)
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{
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var child = VisualTreeHelper.GetChild(parent, i);
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if (child is T result)
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{
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if (string.IsNullOrEmpty(name)) return result;
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else if (result is FrameworkElement element && element.Name == name) return result;
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}
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var descendant = child.FindVisualChild<T>(name);
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if (descendant != null) return descendant;
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}
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return null;
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}
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}
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}
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