SearchEventArgs 类

为 Search 事件提供数据。

命名空间 CrystalDecisions.Windows.Forms 程序集 CrystalDecisions.Windows.Forms (CrystalDecisions.Windows.Forms.dll)

语法

声明
Public Class SearchEventArgs
    Inherits ViewerEventArgs

public class SearchEventArgs : ViewerEventArgs

备注

SearchEventArgs 包含与 Search 事件相关的数据。当在报表中搜索文本时，CrystalReportViewer 控件引发 Search 事件。

示例

以下示例获取 Search 事件的详细信息，并在事件日志中创建一个新条目。

声明

      Private Sub LogSearchEvent(ByVal source As Object, _
         ByVal e As CrystalDecisions.Windows.Forms.SearchEventArgs) Handles _
           CrystalReportViewer.Search
         Dim eventLog As New EventLog("event.log")
         Dim eventMsg As String = _
         "Search event:" & vbCrLf & _
         "Direction: " & e.Direction().ToString & vbCrLf & _
         "PageNumberToBeginSearch: " & e.PageNumberToBeginSearch() & vbCrLf & _
         "TextToSearch: " & e.TextToSearch()
         eventLog.WriteEntry(eventMsg)
         e.Handled = False
      End Sub
      

      private void LogSearchEvent(Object source, 
      CrystalDecisions.Windows.Forms.SearchEventArgs e)
      {
         System.Diagnostics.EventLog eventLog = 
           new System.Diagnostics.EventLog("event.log");
         string eventMsg =
           "Search event:" + "\n" +
           "Direction: " + e.Direction + "\n" +
           "PageNumberToBeginSearch: " + e.PageNumberToBeginSearch + "\n" +
           "textToSearch: " + e.TextToSearch;
         eventLog.WriteEntry(eventMsg);
         e.Handled = false;
      }
      

继承层次结构

Object
   EventArgs
      ViewerEventArgs
         SearchEventArgs

版本信息

Crystal Reports Basic for Visual Studio 2008

从此版本开始支持： Crystal Reports for Visual Studio .NET 2002

另请参见

引用

CrystalDecisions.Windows.Forms 命名空间
CrystalDecisions.Windows.Forms.CrystalReportViewer