// friend class: DynamicOperations
internal ObjectOperations(DynamicOperations ops, ScriptEngine engine)
{
Assert.NotNull(ops);
Assert.NotNull(engine);
_ops = ops;
_engine = engine;
}
public object __exit__(CodeContext context, object exc_type, object exc_value, object exc_tb)
{
DynamicOperations ops = context.LanguageContext.Operations;
if (exc_type == null && exc_value == null && exc_tb == null)
{
object commitfn;
if (ops.TryGetMember(this, "commit", out commitfn))
{
ops.Invoke(commitfn);
}
else
{
commit();
}
}
else
{
object rollbackfn;
if (ops.TryGetMember(this, "rollback", out rollbackfn))
{
ops.Invoke(rollbackfn);
}
else
{
rollback();
}
}
return(false);
}
private void ReadOrdersButton2_Click(object sender, EventArgs e)
{
var ordersList = DynamicOperations.ReadOrdersStrongTyped("orders.json");
for (int index = 0; index < ordersList.Count; index++)
{
Console.WriteLine(ordersList[index].id);
}
Console.WriteLine();
var id = 234;
var specificOrder = ordersList.Where(order => order.customerId == id).ToList();
for (int index = 0; index < specificOrder.Count(); index++)
{
Console.WriteLine(specificOrder[index].id);
}
}
/// <summary>
/// Loads XAML from the specified XamlXmlReader and returns the deserialized object. Any event handlers
/// are bound to methods defined in the provided Scope and converted using the provided DynamicOperations
/// object.
/// </summary>
public static object LoadComponent(dynamic scope, DynamicOperations operations, XamlXmlReader reader)
{
var settings = new XamlObjectWriterSettings();
settings.RootObjectInstance = scope;
var myWriter = new DynamicWriter((object)scope, operations, reader.SchemaContext, settings);
while (reader.Read())
{
myWriter.WriteNode(reader);
}
foreach (string name in myWriter.Names)
{
object value = myWriter.RootNameScope.FindName(name);
if (value != null)
{
operations.SetMember((object)scope, name, value);
}
}
return(myWriter.Result);
}
public DynamicWriter(object scope, DynamicOperations operations, XamlSchemaContext context, XamlObjectWriterSettings settings)
: base(context, settings)
{
_scope = scope;
_operations = operations;
}
/// <summary>
/// Loads XAML from the specified TextReader and returns the deserialized object. Any event handlers
/// are bound to methods defined in the provided Scope and converted using the provided DynamicOperations
/// object.
/// </summary>
public static object LoadComponent(dynamic scope, DynamicOperations operations, TextReader reader, XamlSchemaContext schemaContext)
{
return(LoadComponent((object)scope, operations, new XamlXmlReader(reader, schemaContext ?? new XamlSchemaContext())));
}
/// <summary>
/// Loads XAML from the specified filename and returns the deserialized object. Any event handlers
/// are bound to methods defined in the provided Scope and converted using the provided DynamicOperations
/// object.
/// </summary>
public static object LoadComponent(dynamic scope, DynamicOperations operations, string filename, XamlSchemaContext schemaContext)
{
using (var file = new StreamReader(filename)) {
return(LoadComponent((object)scope, operations, new XamlXmlReader(file, schemaContext ?? new XamlSchemaContext())));
}
}
public override string FormatObject(DynamicOperations operations, object obj)
{
return(base.FormatObject(operations, obj));
}
private void ReadOrdersButton1_Click(object sender, EventArgs e)
{
DynamicOperations.ReadOrders1A("orders.json");
}