DateTimeFieldFormat 类
使您可以获取和设置报表中日期时间字段的日期和时间格式选项。
有关该类型所有成员的列表,参见 DateTimeFieldFormat 成员。
System.Object
CrystalDecisions.CrystalReports.Engine.EngineObjectBase
CrystalDecisions.CrystalReports.Engine.ReportObjectProperty
DateTimeFieldFormat
[Visual Basic]
Public Class DateTimeFieldFormat Implements IDisposable
[C#]
public class DateTimeFieldFormat : IDisposable
示例
下列示例通过 FieldFormat 对象的 DateTimeFieldFormat 属性检索 DateTimeFieldFormat 对象。
[VJ#] private DateTimeFieldFormat getDateTimeFieldFormat (String reportObjectName) { FieldObject field; DateTimeFieldFormat dateTimeFormat = null; try { field = (FieldObject)Report.get_ReportDefinition() .get_ReportObjects().get_Item(reportObjectName); if (field.get_DataSource().get_ValueType() == FieldValueType.DateTimeField) dateTimeFormat = field.get_FieldFormat().get_DateTimeFormat(); } catch (Exception e) { } return dateTimeFormat; }
[Visual Basic] Private Function GetDateTimeFieldFormat _ (ByVal reportObjectName As String) As DateTimeFieldFormat Dim field As FieldObject Dim dateTimeFormat As DateTimeFieldFormat If TypeOf _ (Report.ReportDefinition.ReportObjects. _ Item(reportObjectName)) Is FieldObject Then field = _ Report.ReportDefinition.ReportObjects. _ Item(reportObjectName) If field.DataSource.ValueType = _ FieldValueType.DateTimeField Then dateTimeFormat = field.FieldFormat.DateTimeFormat GetDateTimeFieldFormat = dateTimeFormat Else : GetDateTimeFieldFormat = Nothing End If Else : GetDateTimeFieldFormat = Nothing End If End Function
[C#] private DateTimeFieldFormat GetDateTimeFieldFormat (string reportObjectName) { FieldObject field; DateTimeFieldFormat dateTimeFormat; field = Report.ReportDefinition.ReportObjects[reportObjectName] as FieldObject; if (field != null) { if (field.DataSource.ValueType == FieldValueType.DateTimeField) { dateTimeFormat = field.FieldFormat.DateTimeFormat; return dateTimeFormat; } else return null; } else return null; }
要求
命名空间 CrystalDecisions.CrystalReports.Engine
程序集 CrystalDecisions.CrystalReports.Engine (CrystalDecisions.CrystalReports.Engine.dll)
请参见
DateTimeFieldFormat 成员 | CrystalDecisions.CrystalReports.Engine 命名空间
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