/// <summary>
/// 尝试为输入控件设置值
/// </summary>
/// <param name="input">输入控件</param>
/// <param name="value">要设置的值</param>
/// <returns>是否成功</returns>
/// <remarks>对于密码框或不存在值吻合选项的输入组，此方法会设置失败并返回false</remarks>
/// <exception cref="System.NotSupportedException">不被支持的输入控件</exception>
public static bool TrySetValue(this IHtmlInputControl input, string value)
{
if (input == null)
{
return(false);
}
var textControl = input as IHtmlTextControl;
if (textControl != null)
{
return(TrySetValue(textControl, value));
}
var group = input as IHtmlGroupControl;
if (group != null)
{
return(TrySetValue(group, value));
}
throw new NotSupportedException(string.Format("名为 \"{0}\" 输入控件的类型 \"{1}\" 不受支持。", input.Name, input.GetType().FullName));
}