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//
// CreateCustomEventImplementationAction.cs
//
// Author:
// Mansheng Yang <lightyang0@gmail.com>
//
// Copyright (c) 2012 Mansheng Yang <lightyang0@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
namespace ICSharpCode.NRefactory.CSharp.Refactoring
{
[ContextAction ("Create custom event implementation", Description = "Create custom event implementation.")]
public class CreateCustomEventImplementationAction : SpecializedCodeAction<VariableInitializer>
{
protected override CodeAction GetAction (RefactoringContext context, VariableInitializer node)
{
var eventDecl = node.Parent as EventDeclaration;
if (eventDecl == null)
return null;
return new CodeAction (context.TranslateString ("Create custom event implementation"),
script =>
{
var accessor = new Accessor
{
Body = new BlockStatement
{
new ThrowStatement(
new ObjectCreateExpression(context.CreateShortType("System", "NotImplementedException")))
}
};
var e = new CustomEventDeclaration
{
Name = node.Name,
Modifiers = eventDecl.Modifiers,
ReturnType = eventDecl.ReturnType.Clone (),
AddAccessor = accessor,
RemoveAccessor = (Accessor)accessor.Clone(),
};
if (eventDecl.Variables.Count > 1) {
var newEventDecl = (EventDeclaration)eventDecl.Clone ();
newEventDecl.Variables.Remove (
newEventDecl.Variables.FirstOrNullObject (v => v.Name == node.Name));
script.InsertBefore (eventDecl, newEventDecl);
}
script.Replace (eventDecl, e);
}, node.NameToken);
}
}
}
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