本文实例讲述了WinForm遍历窗体所有子控件的方法。分享给大家供大家参考,具体如下:
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/// <summary> /// C# 只遍历控件子控件,不遍历孙控件 ///当控件有子控件时,需要用递归的方法遍历,才能全部列出控件上的控件 /// </summary> /// <typeparam name="T">控件类型</typeparam> /// <param name="control">要遍历的控件</param> /// <param name="controlsName">控件名</param> /// <returns></returns> public static T GetControl<T>(Control control, string controlsName) where T : Control { if (control == null ) return null ; Control _control; for ( int i = 0; i < control.Controls.Count; i++) { _control = control.Controls[i]; if (_control == null ) return null ; if (_control.Name == controlsName && _control is T) return (T)_control; if (_control.HasChildren) { _control = GetControl<T>(_control, controlsName); if (_control != null ) return (T)_control; } } return null ; } /// <summary> /// 遍历窗体所有子控件 /// </summary> /// <typeparam name="T">控件类型</typeparam> /// <param name="form">窗体名</param> /// <param name="controlsName">控件名</param> /// <returns></returns> public static T GetControl<T>(Form form, string controlsName) where T : Control { T _Control = null ; for ( int i = 0; i < form.Controls.Count; i++) { _Control = GetControl<T>(form.Controls[i], controlsName); if (_Control != null ) return _Control; } return null ; } |
希望本文所述对大家C#程序设计有所帮助。