Siegfried Pammer
12 years ago
18 changed files with 334 additions and 51 deletions
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Linq; |
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using System.Threading; |
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using System.Threading.Tasks; |
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using ICSharpCode.NRefactory.CSharp; |
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using ICSharpCode.NRefactory.CSharp.Refactoring; |
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using ICSharpCode.SharpDevelop.Refactoring; |
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using CSharpBinding.Parser; |
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namespace CSharpBinding.Refactoring |
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{ |
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[ContextAction("Convert interface to abstract class", Description = "Converts an interface to a class with abstract members.")] |
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public class ConvertInterfaceToAbstractClassContextAction : ContextAction |
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{ |
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public override async Task<bool> IsAvailableAsync(EditorRefactoringContext context, CancellationToken cancellationToken) |
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{ |
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SyntaxTree st = await context.GetSyntaxTreeAsync().ConfigureAwait(false); |
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Identifier identifier = (Identifier) st.GetNodeAt(context.CaretLocation, node => node.Role == Roles.Identifier); |
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if (identifier == null) |
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return false; |
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TypeDeclaration typeDeclaration = identifier.Parent as TypeDeclaration; |
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return (typeDeclaration != null) && (typeDeclaration.ClassType == ClassType.Interface); |
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} |
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public override void Execute(EditorRefactoringContext context) |
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{ |
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CSharpFullParseInformation parseInformation = context.GetParseInformation() as CSharpFullParseInformation; |
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if (parseInformation != null) { |
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SyntaxTree st = parseInformation.SyntaxTree; |
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Identifier identifier = (Identifier) st.GetNodeAt(context.CaretLocation, node => node.Role == Roles.Identifier); |
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if (identifier == null) |
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return; |
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TypeDeclaration interfaceTypeDeclaration = identifier.Parent as TypeDeclaration; |
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if (interfaceTypeDeclaration != null) { |
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// Generate abstract class from interface and abstract members from interface members
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TypeDeclaration abstractClassTypeNode = (TypeDeclaration) interfaceTypeDeclaration.Clone(); |
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abstractClassTypeNode.ClassType = ClassType.Class; |
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abstractClassTypeNode.Modifiers |= Modifiers.Abstract; |
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foreach (var entity in abstractClassTypeNode.Children.OfType<EntityDeclaration>()) { |
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entity.Modifiers |= Modifiers.Abstract | Modifiers.Public; |
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} |
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var refactoringContext = SDRefactoringContext.Create(context.Editor, CancellationToken.None); |
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using (Script script = refactoringContext.StartScript()) { |
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// Replace interface node with node of abstract class
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script.Replace(interfaceTypeDeclaration, abstractClassTypeNode); |
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} |
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} |
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} |
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} |
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public override string DisplayName |
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{ |
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get { |
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return "Convert interface to abstract class"; |
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} |
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} |
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} |
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} |
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@ -0,0 +1,59 @@
@@ -0,0 +1,59 @@
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System; |
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using System.Linq; |
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using System.IO; |
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using ICSharpCode.NRefactory; |
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using ICSharpCode.NRefactory.TypeSystem; |
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namespace ICSharpCode.SharpDevelop.Dom |
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{ |
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public static class ModelFactoryExtensions |
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{ |
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/// <summary>
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/// Creates an <see cref="ICSharpCode.SharpDevelop.Dom.IAssemblyModel"/> from a file name.
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/// </summary>
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/// <param name="modelFactory">Model factory.</param>
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/// <param name="fileName">Assembly file name.</param>
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/// <returns>Created <see cref="ICSharpCode.SharpDevelop.Dom.IAssemblyModel"/>.</returns>
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public static IAssemblyModel CreateAssemblyModelFromFile(this IModelFactory modelFactory, string fileName) |
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{ |
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var loader = new CecilLoader(); |
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loader.IncludeInternalMembers = true; |
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loader.LazyLoad = true; |
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var assembly = loader.LoadAssemblyFile(fileName); |
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IEntityModelContext context = new AssemblyEntityModelContext(assembly); |
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IAssemblyModel model = modelFactory.CreateAssemblyModel(context); |
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if (model is IUpdateableAssemblyModel) { |
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((IUpdateableAssemblyModel)model).Update(EmptyList<IUnresolvedTypeDefinition>.Instance, assembly.TopLevelTypeDefinitions.ToList()); |
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((IUpdateableAssemblyModel) model).AssemblyName = assembly.AssemblyName; |
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} |
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return model; |
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} |
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/// <summary>
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/// Creates an <see cref="ICSharpCode.SharpDevelop.Dom.IAssemblyModel"/> from a file name and catches
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/// errors by showing messages to user.
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/// </summary>
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/// <param name="modelFactory">Model factory.</param>
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/// <param name="fileName">Assembly file name.</param>
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/// <returns>
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/// Created <see cref="ICSharpCode.SharpDevelop.Dom.IAssemblyModel"/> or <b>null</b>,
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/// if model couldn't be created.
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/// </returns>
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public static IAssemblyModel SafelyCreateAssemblyModelFromFile(this IModelFactory modelFactory, string fileName) |
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{ |
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try { |
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return modelFactory.CreateAssemblyModelFromFile(fileName); |
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} catch (BadImageFormatException) { |
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SD.MessageService.ShowWarningFormatted("${res:ICSharpCode.SharpDevelop.Dom.AssemblyInvalid}", Path.GetFileName(fileName)); |
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} catch (FileNotFoundException) { |
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SD.MessageService.ShowWarningFormatted("${res:ICSharpCode.SharpDevelop.Dom.AssemblyNotAccessible}", fileName); |
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} |
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return null; |
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} |
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} |
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} |
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