71 lines
2.2 KiB
C#
71 lines
2.2 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using dnlib.DotNet;
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using dnSpy.Contracts.Documents.TreeView;
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namespace dnSpy.AsmEditor.Commands {
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sealed class EventNodeCreator {
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public IEnumerable<DocumentTreeNodeData> OriginalNodes {
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get { yield return ownerNode; }
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}
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readonly TypeNode ownerNode;
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readonly EventNode eventNode;
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public EventNodeCreator(ModuleDocumentNode modNode, TypeNode ownerNode, EventDef @event) {
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this.ownerNode = ownerNode;
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eventNode = modNode.Context.DocumentTreeView.Create(@event);
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}
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IEnumerable<MethodDef> GetMethods() {
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if (eventNode.EventDef.AddMethod is not null)
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yield return eventNode.EventDef.AddMethod;
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if (eventNode.EventDef.RemoveMethod is not null)
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yield return eventNode.EventDef.RemoveMethod;
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if (eventNode.EventDef.InvokeMethod is not null)
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yield return eventNode.EventDef.InvokeMethod;
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foreach (var m in eventNode.EventDef.OtherMethods)
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yield return m;
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}
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public void Add() {
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ownerNode.TreeNode.EnsureChildrenLoaded();
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ownerNode.TypeDef.Events.Add(eventNode.EventDef);
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ownerNode.TypeDef.Methods.AddRange(GetMethods());
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ownerNode.TreeNode.AddChild(eventNode.TreeNode);
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}
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public void Remove() {
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bool b = ownerNode.TreeNode.Children.Remove(eventNode.TreeNode);
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if (b) {
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foreach (var m in GetMethods())
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b = b && ownerNode.TypeDef.Methods.Remove(m);
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}
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b = b && ownerNode.TypeDef.Events.Remove(eventNode.EventDef);
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Debug.Assert(b);
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if (!b)
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throw new InvalidOperationException();
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}
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}
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}
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