Changed an event to a context with a read-only list of parameters.

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

src/AST/Event.cs

@@ -2,13 +2,8 @@
 
 namespace CppSharp.AST
 {
-    public class Event : Declaration, ITypedDecl
+    public class Event : DeclarationContext, ITypedDecl
     {
-        public Event()
-        {
-            Parameters = new List<Parameter>();
-        }
-
         public override T Visit<T>(IDeclVisitor<T> visitor)
         {
             return visitor.VisitEvent(this);
@@ -17,7 +12,7 @@ namespace CppSharp.AST
         public Type Type { get { return QualifiedType.Type; } }
         public QualifiedType QualifiedType { get; set; }
 
-        public List<Parameter> Parameters;
+        public List<Parameter> Parameters { get; } = new List<Parameter>();
 
         public Declaration OriginalDeclaration { get; set; }
     }

src/AST/Type.cs

@@ -258,7 +258,7 @@ namespace CppSharp.AST
             : base(type)
         {
             ReturnType = new QualifiedType((Type) type.ReturnType.Type.Clone(), type.ReturnType.Qualifiers);
-            Parameters.AddRange(type.Parameters.Select(p => new Parameter(p)).ToList());
+            Parameters.AddRange(type.Parameters.Select(p => new Parameter(p)));
             CallingConvention = type.CallingConvention;
             IsDependent = type.IsDependent;
         }

src/Generator/Passes/CheckOperatorsOverloads.cs

@@ -151,11 +151,8 @@ namespace CppSharp.Passes
                         ReturnType = op.ReturnType
                     };
 
-                foreach (var parameter in op.Parameters)
-                {
-                    var newParameter = new Parameter(parameter) { Namespace = method };
-                    method.Parameters.Add(newParameter);
-                }
+                method.Parameters.AddRange(op.Parameters.Select(
+                    p => new Parameter(p) { Namespace = method }));
 
                 @class.Methods.Insert(index, method);
             }

src/Generator/Passes/FunctionToInstanceMethodPass.cs

@@ -59,11 +59,9 @@ namespace CppSharp.Passes
                     FunctionType = function.FunctionType
                 };
 
-            foreach (var parameter in function.Parameters)
-            {
-                var newParameter = new Parameter(parameter) { Namespace = method };
-                method.Parameters.Add(newParameter);
-            }
+            method.Parameters.AddRange(function.Parameters.Select(
+                p => new Parameter(p) { Namespace = method }));
+
             if (Options.GeneratorKind == GeneratorKind.CSharp)
                 method.Parameters.RemoveAt(0);
 

src/Generator/Passes/FunctionToStaticMethodPass.cs

@@ -1,4 +1,5 @@
-using CppSharp.AST;
+using System.Linq;
+using CppSharp.AST;
 
 namespace CppSharp.Passes
 {
@@ -53,11 +54,8 @@ namespace CppSharp.Passes
                 Conversion = MethodConversionKind.FunctionToStaticMethod
             };
 
-            foreach (var parameter in function.Parameters)
-            {
-                var newParameter = new Parameter(parameter) { Namespace = method };
-                method.Parameters.Add(newParameter);
-            }
+            method.Parameters.AddRange(function.Parameters.Select(
+                p => new Parameter(p) { Namespace = method }));
 
             @class.Methods.Add(method);