本文整理汇总了C#中System.Web.UI.WebControls.WebParts.WebPartTransformer类的典型用法代码示例。如果您正苦于以下问题：C# WebPartTransformer类的具体用法？C# WebPartTransformer怎么用？C# WebPartTransformer使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
WebPartTransformer类属于System.Web.UI.WebControls.WebParts命名空间，在下文中一共展示了WebPartTransformer类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetStringValue
// An interface that the transformer provides to the consumer.
[AspNetHostingPermission(SecurityAction.Demand,
Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission(SecurityAction.InheritanceDemand,
Level = AspNetHostingPermissionLevel.Minimal)]
public interface IString
{
void GetStringValue(StringCallback callback);
}示例2: typeof
// A transformer that transforms a row to a string.
[AspNetHostingPermission(SecurityAction.Demand,
Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission(SecurityAction.InheritanceDemand,
Level = AspNetHostingPermissionLevel.Minimal)]
[WebPartTransformer(typeof(IWebPartRow), typeof(IString))]
public class RowToStringTransformer : WebPartTransformer, IString
{
private IWebPartRow _provider;
private StringCallback _callback;
private void GetRowData(object rowData)
{
PropertyDescriptorCollection props = _provider.Schema;
if (props != null && props.Count > 0 && rowData != null)
{
string returnValue = String.Empty;
foreach (PropertyDescriptor prop in props)
{
if (prop != props[0])
{
returnValue += ", ";
}
returnValue += prop.DisplayName + ": " + prop.GetValue(rowData);
}
_callback(returnValue);
}
else
{
_callback(null);
}
}
public override object Transform(object providerData)
{
_provider = (IWebPartRow)providerData;
return this;
}
void IString.GetStringValue(StringCallback callback)
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
if (_provider != null)
{
_callback = callback;
_provider.GetRowData(new RowCallback(GetRowData));
}
else
{
callback(null);
}
}
}