static void ReadCustomSection()
{
try
{
// Get the application configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None) as Configuration;
// Read and display the custom section.
UrlsSection myUrlsSection =
config.GetSection("MyUrls") as UrlsSection;
if (myUrlsSection == null)
{
Console.WriteLine("Failed to load UrlsSection.");
}
else
{
Console.WriteLine("Collection elements contained in the custom section collection:");
for (int i = 0; i < myUrlsSection.Urls.Count; i++)
{
Console.WriteLine(" Name={0} URL={1} Port={2}",
myUrlsSection.Urls[i].Name,
myUrlsSection.Urls[i].Url,
myUrlsSection.Urls[i].Port);
}
}
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("ReadCustomSection(string): {0}", err.ToString());
}
}
// Create a custom section and save it in the
// application configuration file.
static void CreateCustomSection()
{
try
{
// Create a custom configuration section.
UrlsSection customSection = new UrlsSection();
// Get the current configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None);
// Add the custom section to the application
// configuration file.
if (config.Sections["CustomSection"] == null)
{
config.Sections.Add("CustomSection", customSection);
}
// Save the application configuration file.
customSection.SectionInformation.ForceSave = true;
config.Save(ConfigurationSaveMode.Modified);
Console.WriteLine("Created custom section in the application configuration file: {0}",
config.FilePath);
Console.WriteLine();
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("CreateCustomSection: {0}", err.ToString());
}
}
// Remove the collection of elements from the custom section.
// This function uses the ConfigurationCollectionElement Clear method.
static void ClearCollectionElements()
{
try
{
// Get the current configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None);
// Get the custom configuration section.
UrlsSection myUrlsSection = config.GetSection("MyUrls") as UrlsSection;
// Remove the collection of elements from the section.
if (config.Sections["MyUrls"] != null)
{
myUrlsSection.Urls.Clear();
// Save the application configuration file.
myUrlsSection.SectionInformation.ForceSave = true;
config.Save(ConfigurationSaveMode.Full);
Console.WriteLine("Removed collection of elements from he custom section in the configuration file: {0}",
config.FilePath);
Console.WriteLine();
}
else
{
Console.WriteLine("You must create the custom section first.");
}
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("ClearCollectionElements: {0}", err.ToString());
}
}
// Create a custom section and save it in the
// application configuration file.
static void CreateCustomSection()
{
try
{
// Get the current configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None);
// Add the custom section to the application
// configuration file.
UrlsSection myUrlsSection = (UrlsSection)config.Sections["MyUrls"];
if (myUrlsSection == null)
{
// The configuration file does not contain the
// custom section yet. Create it.
myUrlsSection = new UrlsSection();
config.Sections.Add("MyUrls", myUrlsSection);
// Save the application configuration file.
myUrlsSection.SectionInformation.ForceSave = true;
config.Save(ConfigurationSaveMode.Modified);
}
else
if (myUrlsSection.Urls.Count == 0)
{
// The configuration file contains the
// custom section but its element collection is empty.
// Initialize the collection.
UrlConfigElement url = new UrlConfigElement();
myUrlsSection.Urls.Add(url);
// Save the application configuration file.
myUrlsSection.SectionInformation.ForceSave = true;
config.Save(ConfigurationSaveMode.Modified);
}
Console.WriteLine("Created custom section in the application configuration file: {0}",
config.FilePath);
Console.WriteLine();
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("CreateCustomSection: {0}", err.ToString());
}
}
public static UrlsSection Urls(this CustomConfiguration config)
{
lock (_lockObjectUrl)
{
if (_urlSection == null)
{
_urlSection = ConfigurationManager.GetSection(UrlsSection.SectionName) as UrlsSection;
if (_urlSection == null)
{
throw new ConfigurationErrorsException(String.Format(ConfigurationMessages.SectionNotFound, UrlsSection.SectionName));
}
}
}
return(_urlSection);
}
// Add an element to the custom section collection.
// This function uses the ConfigurationCollectionElement Add method.
static void AddCollectionElement()
{
try
{
// Get the current configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None);
// Get the custom configuration section.
UrlsSection myUrlsSection = config.GetSection("MyUrls") as UrlsSection;
// Add the element to the collection in the custom section.
if (config.Sections["MyUrls"] != null)
{
UrlConfigElement urlElement = new UrlConfigElement();
urlElement.Name = "Microsoft";
urlElement.Url = "http://www.microsoft.com";
urlElement.Port = 8080;
// Use the ConfigurationCollectionElement Add method
// to add the new element to the collection.
myUrlsSection.Urls.Add(urlElement);
// Save the application configuration file.
myUrlsSection.SectionInformation.ForceSave = true;
config.Save(ConfigurationSaveMode.Modified);
Console.WriteLine("Added collection element to the custom section in the configuration file: {0}",
config.FilePath);
Console.WriteLine();
}
else
{
Console.WriteLine("You must create the custom section first.");
}
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("AddCollectionElement: {0}", err.ToString());
}
}
static void ReadCustomSection()
{
try
{
// Get the application configuration file.
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration(
ConfigurationUserLevel.None) as Configuration;
// Read and display the custom section.
UrlsSection customSection =
config.GetSection("CustomSection") as UrlsSection;
Console.WriteLine("Reading custom section from the configuration file.");
Console.WriteLine("Section name: {0}", customSection.Name);
Console.WriteLine("Url: {0}", customSection.Url);
Console.WriteLine("Port: {0}", customSection.Port);
Console.WriteLine();
}
catch (ConfigurationErrorsException err)
{
Console.WriteLine("ReadCustomSection(string): {0}", err.ToString());
}
}
