FieldHeadingObject 类

表示报表中的字段标题对象。该对象提供属性和方法，以检索信息和为报表中的字段标题对象设置选项。

有关该类型所有成员的列表，参见 FieldHeadingObject 成员。

System.Object
   CrystalDecisions.CrystalReports.Engine.EngineObjectBase
      CrystalDecisions.CrystalReports.Engine.ReportObject
         CrystalDecisions.CrystalReports.Engine.TextObject
            FieldHeadingObject

[Visual Basic]

Public Class FieldHeadingObject
Inherits TextObject
Implements IDisposable

[C#]

public class FieldHeadingObject : TextObject, IDisposable

示例

下列示例通过 ReportObjects 集合的 Item 属性，按名称检索 ReportObject 对象，并将 ReportObject 转换为 FieldHeadingObject。

  
[VJ#]
      private FieldHeadingObject getFieldHeadingObject(String fieldHeadingName) 
      {
         FieldHeadingObject fieldHeading = null;
      
         try
         {
            fieldHeading = (FieldHeadingObject)Report.get_ReportDefinition()
               .get_ReportObjects().get_Item(fieldHeadingName);
         }
         catch (Exception e)
         {
         }
         return fieldHeading;
      }
      

  
[Visual Basic]
      Private Function GetFieldHeadingObject _
         (ByVal fieldHeadingName As String) As FieldHeadingObject
      
         Dim fieldHeading As FieldHeadingObject
      
         If TypeOf _
         (Report.ReportDefinition.ReportObjects. _
            Item(fieldHeadingName)) Is TextObject Then
            fieldHeading = _
               Report.ReportDefinition.ReportObjects. _
               Item(fieldHeadingName)
            GetFieldHeadingObject = fieldHeading
         Else : GetFieldHeadingObject = Nothing
         End If
      End Function
      

  
[C#]
      private FieldHeadingObject GetFieldHeadingObject(string fieldHeadingName) 
      {
         FieldHeadingObject fieldHeading;
      
         fieldHeading = Report.ReportDefinition.ReportObjects[fieldHeadingName] as FieldHeadingObject;
         return fieldHeading;
      }
      

要求

命名空间 CrystalDecisions.CrystalReports.Engine

程序集 CrystalDecisions.CrystalReports.Engine (CrystalDecisions.CrystalReports.Engine.dll)

请参见

FieldHeadingObject 成员 | CrystalDecisions.CrystalReports.Engine 命名空间

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