ConfigurationSectionGroup Class
Assembly: System.Configuration (in system.configuration.dll)
Because some configuration sections are related, it is often convenient to group them together within a single section group. The ConfigurationSectionGroup class represents the <sectionGroup> XML element within a configuration file.
Use the Sections property to access the sections contained in this ConfigurationSectionGroup object.
A ConfigurationSectionGroup object can also contain other ConfigurationSectionGroup objects, which can be accessed through the SectionGroups property.
The following code example shows how to use the ConfigurationSectionGroup class.
Imports System Imports System.Collections Imports System.Configuration Class UsingConfigurationSectionGroup Private Shared indentLevel As Integer = 0 Public Shared Sub Main(ByVal args() As String) ' Get the application configuration file. Dim config _ As System.Configuration.Configuration = _ ConfigurationManager.OpenExeConfiguration( _ ConfigurationUserLevel.None) ' Get the collection of the section groups. Dim sectionGroups _ As ConfigurationSectionGroupCollection = _ config.SectionGroups ShowSectionGroupCollectionInfo(sectionGroups) End Sub 'Main Shared Function getSpacer() As String Dim spacer As String = "" Dim i As Integer For i = 0 To indentLevel - 1 spacer = spacer + " " Next i Return spacer End Function 'getSpacer Overloads Shared Sub ForceDeclaration( _ ByVal sectionGroup As ConfigurationSectionGroup) ' Get the application configuration file. Dim config _ As System.Configuration.Configuration = _ ConfigurationManager.OpenExeConfiguration( _ ConfigurationUserLevel.None) sectionGroup.ForceDeclaration() config.Save(ConfigurationSaveMode.Full) Console.WriteLine( _ "Forced declaration for the group: {0}", _ sectionGroup.Name) End Sub 'ForceDeclaration Overloads Shared Sub ForceDeclaration( _ ByVal sectionGroup _ As ConfigurationSectionGroup, _ ByVal force As Boolean) sectionGroup.ForceDeclaration(force) Console.WriteLine( _ "Forced declaration for the group: {0} is {1}", _ sectionGroup.Name, force.ToString()) End Sub 'ForceDeclaration Shared Sub ShowSectionGroupCollectionInfo( _ ByVal sectionGroups _ As ConfigurationSectionGroupCollection) Dim groupName As String For Each groupName In sectionGroups.Keys Dim sectionGroup _ As ConfigurationSectionGroup = _ CType(sectionGroups(groupName), _ ConfigurationSectionGroup) ShowSectionGroupInfo(sectionGroup) If sectionGroup.Name = "system.web" Then ForceDeclaration(sectionGroup, True) End If Next groupName End Sub 'ShowSectionGroupCollectionInfo Shared Sub ShowSectionGroupInfo( _ ByVal sectionGroup As ConfigurationSectionGroup) ' Get the group name including the ' parent group names. Console.WriteLine((getSpacer() + _ "Section Group Name: " + sectionGroup.Name)) ' Get the group name without including ' the parent group names. Console.WriteLine((getSpacer() + _ "Section Group Name: " + _ sectionGroup.SectionGroupName)) indentLevel += 1 Console.WriteLine((getSpacer() + _ "Type: " + sectionGroup.Type)) Console.WriteLine((getSpacer() + _ "Is Group Required?: " + _ sectionGroup.IsDeclarationRequired.ToString())) Console.WriteLine((getSpacer() + _ "Is Group Declared?: " + _ sectionGroup.IsDeclared.ToString())) Console.WriteLine((getSpacer() + _ "Contained Sections:")) indentLevel += 1 Dim sectionCollection _ As ConfigurationSectionCollection = _ sectionGroup.Sections Dim sectionName As String For Each sectionName In sectionCollection.Keys Dim section As ConfigurationSection = _ CType(sectionCollection( _ sectionName), ConfigurationSection) Console.WriteLine((getSpacer() + _ "Section Name:" + _ section.SectionInformation.Name)) Next sectionName indentLevel -= 1 Console.WriteLine((getSpacer() + _ "Contained Section Groups:")) indentLevel += 1 Dim sectionGroups _ As ConfigurationSectionGroupCollection = _ sectionGroup.SectionGroups ShowSectionGroupCollectionInfo(sectionGroups) indentLevel -= 1 End Sub 'ShowSectionGroupInfo End Class 'UsingConfigurationSectionGroup
Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.