83 lines
2.9 KiB
C#
83 lines
2.9 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.Diagnostics;
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using System.Linq;
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using dnSpy.Contracts.Documents;
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using dnSpy.Contracts.Documents.TreeView;
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namespace dnSpy.AsmEditor.Commands {
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sealed class RootDocumentNodeCreator {
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readonly IDocumentTreeView documentTreeView;
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DsDocumentNode documentNode;
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bool restoreIndex;
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int origIndex = -1;
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public DsDocumentNode DocumentNode => documentNode;
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public static RootDocumentNodeCreator CreateAssembly(IDocumentTreeView documentTreeView, IDsDotNetDocument asm) =>
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new RootDocumentNodeCreator(documentTreeView, documentTreeView.CreateAssembly(asm), false);
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public static RootDocumentNodeCreator CreateModule(IDocumentTreeView documentTreeView, IDsDotNetDocument asm) =>
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new RootDocumentNodeCreator(documentTreeView, documentTreeView.CreateModule(asm), false);
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public RootDocumentNodeCreator(IDocumentTreeView documentTreeView, DsDocumentNode asmNode)
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: this(documentTreeView, asmNode, true) {
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}
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RootDocumentNodeCreator(IDocumentTreeView documentTreeView, DsDocumentNode fileNode, bool restoreIndex) {
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this.documentTreeView = documentTreeView;
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documentNode = fileNode;
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this.restoreIndex = restoreIndex;
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}
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public void Add() {
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Debug2.Assert(documentNode.TreeNode.Parent is null);
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if (documentNode.TreeNode.Parent is not null)
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throw new InvalidOperationException();
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Debug.Assert(!restoreIndex || origIndex >= 0);
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documentTreeView.AddNode(documentNode, origIndex);
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bool b = documentNode.Document.ModuleDef is null ||
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(documentTreeView.FindNode(
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documentNode.Document.AssemblyDef is not null ?
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(object)documentNode.Document.AssemblyDef :
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documentNode.Document.ModuleDef) == documentNode);
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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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public void Remove() {
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Debug2.Assert(documentNode.TreeNode.Parent is not null);
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if (documentNode.TreeNode.Parent is null)
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throw new InvalidOperationException();
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if (restoreIndex && origIndex == -1) {
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origIndex = documentTreeView.TreeView.Root.DataChildren.ToList().IndexOf(documentNode);
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Debug.Assert(origIndex >= 0);
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if (origIndex < 0)
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throw new InvalidOperationException();
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}
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documentNode.Context.DocumentTreeView.Remove(new[] { documentNode });
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}
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}
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}
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