/// <summary>
/// 设置实现了IAttributeAccessor接口的控件的Attribute（保留原来同Key的Attribute）
/// </summary>
/// <param name="iaa">实现了IAttributeAccessor接口的控件</param>
/// <param name="key">属性的名称</param>
/// <param name="value">属性的值</param>
/// <param name="csp">属性的值的位置</param>
/// <param name="separator">属性分隔符</param>
public static void SetAttribute(IAttributeAccessor iaa, string key, string value, AttributeValuePosition csp, char separator)
{
string tmp = iaa.GetAttribute(key);
if (String.IsNullOrEmpty(tmp))
{
iaa.SetAttribute(key, value);
}
else if (csp == AttributeValuePosition.First)
{
tmp = tmp.TrimStart(separator);
iaa.SetAttribute(key, value + separator + tmp);
}
else if (csp == AttributeValuePosition.Last)
{
tmp = tmp.TrimEnd(separator);
iaa.SetAttribute(key, tmp + separator + value);
}
}
public static void SetAttribute(IAttributeAccessor iaa, string key, string value, AttributeValuePosition csp, char separator)
{
string attribute = iaa.GetAttribute(key);
if (string.IsNullOrEmpty(attribute))
{
iaa.SetAttribute(key, value);
}
else if (csp == AttributeValuePosition.First)
{
attribute = attribute.TrimStart(new char[] { separator });
iaa.SetAttribute(key, value + separator + attribute);
}
else if (csp == AttributeValuePosition.Last)
{
iaa.SetAttribute(key, attribute.TrimEnd(new char[] { separator }) + separator + value);
}
}
/// <summary>
/// 设置实现了IAttributeAccessor接口的控件的Attribute（保留原来同Key的Attribute）
/// </summary>
/// <param name="iaa">实现了IAttributeAccessor接口的控件</param>
/// <param name="key">属性的名称</param>
/// <param name="value">属性的值</param>
/// <param name="csp">属性的值的位置</param>
public static void SetAttribute(IAttributeAccessor iaa, string key, string value, AttributeValuePosition csp)
{
SetAttribute(iaa, key, value, csp, ';');
}
public static void SetAttribute(IAttributeAccessor iaa, string key, string value, AttributeValuePosition csp)
{
SetAttribute(iaa, key, value, csp, ';');
}
