47 lines
1.4 KiB
C#
47 lines
1.4 KiB
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 YY.Admin.Core.Extension
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{
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/// <summary>
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/// 窗体的扩展类
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/// </summary>
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public static class WindowExtensions
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{
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/// <summary>
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/// 查找子控件
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/// </summary>
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/// <typeparam name="T">子控件的类型</typeparam>
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/// <param name="obj">要找的是obj的子控件</param>
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/// <param name="name">想找的子控件的Name属性</param>
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/// <returns>目标子控件</returns>
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public static T GetChildObject<T>(this DependencyObject obj, string name) where T : FrameworkElement
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{
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DependencyObject child = null;
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T grandChild = null;
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for (int i = 0; i <= VisualTreeHelper.GetChildrenCount(obj) - 1; i++)
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{
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child = VisualTreeHelper.GetChild(obj, i);
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if (child is T && (((T)child).Name == name | string.IsNullOrEmpty(name)))
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{
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return (T)child;
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}
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else
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{
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grandChild = GetChildObject<T>(child, name);
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if (grandChild != null)
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return grandChild;
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}
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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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