/// <summary>
/// <para>Creates an instance of the child node class and adds it as a child of the parent node. The node will be a <see cref="SymmetricAlgorithmProviderNode"/>.</para>
/// </summary>
/// <param name="node">
/// <para>The parent node to add the newly created <see cref="AddChildNodeCommand.ChildNode"/>.</para>
/// </param>
protected override void ExecuteCore(ConfigurationNode node)
{
TypeSelectorUI selector = new TypeSelectorUI(
typeof(RijndaelManaged),
typeof(SymmetricAlgorithm),
TypeSelectorIncludes.None
);
DialogResult typeResult = selector.ShowDialog();
if (typeResult == DialogResult.OK)
{
Type algorithmType = selector.SelectedType;
CryptographicKeyWizard keyManager = new CryptographicKeyWizard(new SymmetricAlgorithmKeyCreator(algorithmType));
DialogResult keyResult = keyManager.ShowDialog();
if (keyResult == DialogResult.OK)
{
INodeNameCreationService service = ServiceHelper.GetNameCreationService(ServiceProvider);
Debug.Assert(service != null, "Could not find the INodeNameCreationService");
base.ExecuteCore(node);
SymmetricAlgorithmProviderNode providerNode = (SymmetricAlgorithmProviderNode)ChildNode;
providerNode.AlgorithmType = selector.SelectedType;
providerNode.Name = service.GetUniqueName(selector.SelectedType.Name, providerNode, providerNode.Parent);
providerNode.Key = keyManager.KeySettings;
}
}
}
/// <summary>
/// <para>Creates an instance of the child node class and adds it as a child of the parent node. The node will be a <see cref="HashAlgorithmProviderNode"/>.</para>
/// </summary>
/// <param name="node">
/// <para>The parent node to add the newly created <see cref="AddChildNodeCommand.ChildNode"/>.</para>
/// </param>
protected override void ExecuteCore(ConfigurationNode node)
{
INodeNameCreationService service = ServiceHelper.GetNameCreationService(ServiceProvider);
Debug.Assert(service != null, "Could not find the INodeNameCreationService");
TypeSelectorUI selector = new TypeSelectorUI(
typeof(SHA1Managed),
typeof(HashAlgorithm),
TypeSelectorIncludes.None
);
DialogResult typeResult = selector.ShowDialog();
if (typeResult == DialogResult.OK)
{
Type selectedAlgorithmType = selector.SelectedType;
if (selector.SelectedType.IsSubclassOf(typeof(KeyedHashAlgorithm)))
{
CryptographicKeyWizard keyWizard = new CryptographicKeyWizard(new KeyedHashAlgorithmKeyCreator(selector.SelectedType));
DialogResult keyResult = keyWizard.ShowDialog();
if (keyResult == DialogResult.OK)
{
KeyedHashAlgorithmProviderNode providerNode = new KeyedHashAlgorithmProviderNode();
providerNode.Key = keyWizard.KeySettings;
providerNode.AlgorithmType = selector.SelectedType;
node.AddNode(providerNode);
providerNode.Name = service.GetUniqueName(selector.SelectedType.Name, providerNode, providerNode.Parent);
}
}
else
{
base.ExecuteCore(node);
HashAlgorithmProviderNode providerNode = (HashAlgorithmProviderNode)ChildNode;
providerNode.AlgorithmType = selectedAlgorithmType;
providerNode.Name = service.GetUniqueName(selector.SelectedType.Name, providerNode, providerNode.Parent);
}
}
}
private void SetUniqueComponentName(ConfigurationNode node)
{
INodeNameCreationService service = ServiceHelper.GetNameCreationService(serviceProvider);
string nameToUse = node.Name;
if (string.IsNullOrEmpty(nameToUse))
{
nameToUse = node.GetType().Name;
}
ConfigurationNode parent = GetParentToBeUsed(node);
string newName = service.GetUniqueName(nameToUse, node, parent);
if (node.Name != newName)
{
node.Rename(newName, false);
}
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (null == context)
{
return(value);
}
if (null == provider)
{
return(value);
}
IWindowsFormsEditorService edSvc = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
Debug.Assert(edSvc != null, "No editor service; we cannot edit the value");
if (edSvc != null)
{
IWindowsFormsEditorService service = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
string expression = (string)value;
ConfigurationNode node = (ConfigurationNode)context.Instance;
formUI.Expression = expression;
formUI.RuleName = node.Name;
DialogResult result = service.ShowDialog(formUI);
if (result == DialogResult.OK)
{
expression = formUI.Expression;
if (node.Name != formUI.RuleName)
{
INodeNameCreationService nameCreationService = node.Site.GetService(typeof(INodeNameCreationService)) as INodeNameCreationService;
node.Name = nameCreationService.GetUniqueName(formUI.RuleName, node, node.Parent);
}
}
return(expression);
}
return(value);
}