Dnspy/Extensions/dnSpy.AsmEditor/Property/PropertyDefCommands.cs

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2021-09-20 18:20:01 +02:00
/*
Copyright (C) 2014-2019 de4dot@gmail.com
This file is part of dnSpy
dnSpy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
dnSpy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.Diagnostics;
using System.Linq;
using dnlib.DotNet;
using dnSpy.AsmEditor.Commands;
using dnSpy.AsmEditor.Properties;
using dnSpy.AsmEditor.UndoRedo;
using dnSpy.Contracts.Controls;
using dnSpy.Contracts.Documents.Tabs;
using dnSpy.Contracts.Documents.TreeView;
using dnSpy.Contracts.Extension;
using dnSpy.Contracts.Images;
using dnSpy.Contracts.Menus;
using dnSpy.Contracts.Utilities;
namespace dnSpy.AsmEditor.Property {
[ExportAutoLoaded]
sealed class CommandLoader : IAutoLoaded {
[ImportingConstructor]
CommandLoader(IWpfCommandService wpfCommandService, IDocumentTabService documentTabService, DeletePropertyDefCommand.EditMenuCommand removeCmd, DeletePropertyDefCommand.CodeCommand removeCmd2, PropertyDefSettingsCommand.EditMenuCommand settingsCmd, PropertyDefSettingsCommand.CodeCommand settingsCmd2) {
wpfCommandService.AddRemoveCommand(removeCmd);
wpfCommandService.AddRemoveCommand(removeCmd2, documentTabService);
wpfCommandService.AddSettingsCommand(documentTabService, settingsCmd, settingsCmd2);
}
}
[DebuggerDisplay("{Description}")]
sealed class DeletePropertyDefCommand : IUndoCommand {
[ExportMenuItem(Header = "res:DeletePropertyCommand", Icon = DsImagesAttribute.Cancel, InputGestureText = "res:DeleteCommandKey", Group = MenuConstants.GROUP_CTX_DOCUMENTS_ASMED_DELETE, Order = 50)]
sealed class DocumentsCommand : DocumentsContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
[ImportingConstructor]
DocumentsCommand(Lazy<IUndoCommandService> undoCommandService) => this.undoCommandService = undoCommandService;
public override bool IsVisible(AsmEditorContext context) => DeletePropertyDefCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => DeletePropertyDefCommand.Execute(undoCommandService, context.Nodes);
public override string? GetHeader(AsmEditorContext context) => DeletePropertyDefCommand.GetHeader(context.Nodes);
}
[Export, ExportMenuItem(OwnerGuid = MenuConstants.APP_MENU_EDIT_GUID, Header = "res:DeletePropertyCommand", Icon = DsImagesAttribute.Cancel, InputGestureText = "res:DeleteCommandKey", Group = MenuConstants.GROUP_APP_MENU_EDIT_ASMED_DELETE, Order = 50)]
internal sealed class EditMenuCommand : EditMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
[ImportingConstructor]
EditMenuCommand(Lazy<IUndoCommandService> undoCommandService, IDocumentTreeView documentTreeView)
: base(documentTreeView) => this.undoCommandService = undoCommandService;
public override bool IsVisible(AsmEditorContext context) => DeletePropertyDefCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => DeletePropertyDefCommand.Execute(undoCommandService, context.Nodes);
public override string? GetHeader(AsmEditorContext context) => DeletePropertyDefCommand.GetHeader(context.Nodes);
}
[Export, ExportMenuItem(Header = "res:DeletePropertyCommand", Icon = DsImagesAttribute.Cancel, InputGestureText = "res:DeleteCommandKey", Group = MenuConstants.GROUP_CTX_DOCVIEWER_ASMED_DELETE, Order = 50)]
internal sealed class CodeCommand : CodeContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
[ImportingConstructor]
CodeCommand(Lazy<IUndoCommandService> undoCommandService, IDocumentTreeView documentTreeView)
: base(documentTreeView) => this.undoCommandService = undoCommandService;
public override bool IsEnabled(CodeContext context) => context.IsDefinition && DeletePropertyDefCommand.CanExecute(context.Nodes);
public override void Execute(CodeContext context) => DeletePropertyDefCommand.Execute(undoCommandService, context.Nodes);
public override string? GetHeader(CodeContext context) => DeletePropertyDefCommand.GetHeader(context.Nodes);
}
static string GetHeader(DocumentTreeNodeData[] nodes) {
if (nodes.Length == 1)
return string.Format(dnSpy_AsmEditor_Resources.DeleteX, UIUtilities.EscapeMenuItemHeader(nodes[0].ToString()));
return string.Format(dnSpy_AsmEditor_Resources.DeletePropertiesCommand, nodes.Length);
}
static bool CanExecute(DocumentTreeNodeData[] nodes) => nodes.Length > 0 && nodes.All(n => n is PropertyNode);
static void Execute(Lazy<IUndoCommandService> undoCommandService, DocumentTreeNodeData[] nodes) {
if (!CanExecute(nodes))
return;
var propNodes = nodes.Cast<PropertyNode>().ToArray();
undoCommandService.Value.Add(new DeletePropertyDefCommand(propNodes));
}
struct DeleteModelNodes {
ModelInfo[]? infos;
readonly struct ModelInfo {
public readonly TypeDef OwnerType;
public readonly int PropertyIndex;
public readonly int[] MethodIndexes;
public readonly MethodDef[] Methods;
public ModelInfo(PropertyDef evt) {
OwnerType = evt.DeclaringType;
PropertyIndex = OwnerType.Properties.IndexOf(evt);
Debug.Assert(PropertyIndex >= 0);
Methods = new HashSet<MethodDef>(GetMethods(evt)).ToArray();
MethodIndexes = new int[Methods.Length];
}
static IEnumerable<MethodDef> GetMethods(PropertyDef evt) {
foreach (var m in evt.GetMethods) yield return m;
foreach (var m in evt.SetMethods) yield return m;
foreach (var m in evt.OtherMethods) yield return m;
}
}
public void Delete(PropertyNode[] nodes) {
Debug2.Assert(infos is null);
if (infos is not null)
throw new InvalidOperationException();
infos = new ModelInfo[nodes.Length];
for (int i = 0; i < infos.Length; i++) {
var node = nodes[i];
var info = new ModelInfo(node.PropertyDef);
infos[i] = info;
info.OwnerType.Properties.RemoveAt(info.PropertyIndex);
for (int j = 0; j < info.Methods.Length; j++) {
int index = info.OwnerType.Methods.IndexOf(info.Methods[j]);
Debug.Assert(index >= 0);
if (index < 0)
throw new InvalidOperationException();
info.OwnerType.Methods.RemoveAt(index);
info.MethodIndexes[j] = index;
}
}
}
public void Restore(PropertyNode[] nodes) {
Debug2.Assert(infos is not null);
if (infos is null)
throw new InvalidOperationException();
Debug.Assert(infos.Length == nodes.Length);
if (infos.Length != nodes.Length)
throw new InvalidOperationException();
for (int i = infos.Length - 1; i >= 0; i--) {
var node = nodes[i];
ref readonly var info = ref infos[i];
info.OwnerType.Properties.Insert(info.PropertyIndex, node.PropertyDef);
for (int j = info.Methods.Length - 1; j >= 0; j--)
info.OwnerType.Methods.Insert(info.MethodIndexes[j], info.Methods[j]);
}
infos = null;
}
}
DeletableNodes<PropertyNode> nodes;
DeleteModelNodes modelNodes;
DeletePropertyDefCommand(PropertyNode[] propNodes) => nodes = new DeletableNodes<PropertyNode>(propNodes);
public string Description => dnSpy_AsmEditor_Resources.DeletePropertyCommand;
public void Execute() {
nodes.Delete();
modelNodes.Delete(nodes.Nodes);
}
public void Undo() {
modelNodes.Restore(nodes.Nodes);
nodes.Restore();
}
public IEnumerable<object> ModifiedObjects => nodes.Nodes;
}
[DebuggerDisplay("{Description}")]
sealed class CreatePropertyDefCommand : IUndoCommand {
[ExportMenuItem(Header = "res:CreatePropertyCommand", Icon = DsImagesAttribute.NewProperty, Group = MenuConstants.GROUP_CTX_DOCUMENTS_ASMED_NEW, Order = 80)]
sealed class DocumentsCommand : DocumentsContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
DocumentsCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsVisible(AsmEditorContext context) => CreatePropertyDefCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => CreatePropertyDefCommand.Execute(undoCommandService, appService, context.Nodes);
}
[ExportMenuItem(OwnerGuid = MenuConstants.APP_MENU_EDIT_GUID, Header = "res:CreatePropertyCommand", Icon = DsImagesAttribute.NewProperty, Group = MenuConstants.GROUP_APP_MENU_EDIT_ASMED_NEW, Order = 80)]
sealed class EditMenuCommand : EditMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
EditMenuCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService)
: base(appService.DocumentTreeView) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsVisible(AsmEditorContext context) => CreatePropertyDefCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => CreatePropertyDefCommand.Execute(undoCommandService, appService, context.Nodes);
}
[ExportMenuItem(Header = "res:CreatePropertyCommand", Icon = DsImagesAttribute.NewProperty, Group = MenuConstants.GROUP_CTX_DOCVIEWER_ASMED_NEW, Order = 80)]
sealed class CodeCommand : CodeContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
CodeCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService)
: base(appService.DocumentTreeView) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsEnabled(CodeContext context) =>
context.IsDefinition &&
context.Nodes.Length == 1 &&
context.Nodes[0] is TypeNode;
public override void Execute(CodeContext context) => CreatePropertyDefCommand.Execute(undoCommandService, appService, context.Nodes);
}
static bool CanExecute(DocumentTreeNodeData[] nodes) =>
nodes.Length == 1 &&
(nodes[0] is TypeNode || (nodes[0].TreeNode.Parent is not null && nodes[0].TreeNode.Parent!.Data is TypeNode));
static void Execute(Lazy<IUndoCommandService> undoCommandService, IAppService appService, DocumentTreeNodeData[] nodes) {
if (!CanExecute(nodes))
return;
var ownerNode = nodes[0];
if (!(ownerNode is TypeNode))
ownerNode = (DocumentTreeNodeData)ownerNode.TreeNode.Parent!.Data;
var typeNode = ownerNode as TypeNode;
Debug2.Assert(typeNode is not null);
if (typeNode is null)
throw new InvalidOperationException();
var module = typeNode.GetModule();
Debug2.Assert(module is not null);
if (module is null)
throw new InvalidOperationException();
bool isInstance = !(typeNode.TypeDef.IsAbstract && typeNode.TypeDef.IsSealed);
var options = PropertyDefOptions.Create(module, "MyProperty", isInstance);
var data = new PropertyOptionsVM(options, module, appService.DecompilerService, typeNode.TypeDef);
var win = new PropertyOptionsDlg();
win.Title = dnSpy_AsmEditor_Resources.CreatePropertyCommand2;
win.DataContext = data;
win.Owner = appService.MainWindow;
if (win.ShowDialog() != true)
return;
var cmd = new CreatePropertyDefCommand(typeNode, data.CreatePropertyDefOptions());
undoCommandService.Value.Add(cmd);
appService.DocumentTabService.FollowReference(cmd.propNode);
}
readonly TypeNode ownerNode;
readonly PropertyNode propNode;
CreatePropertyDefCommand(TypeNode ownerNode, PropertyDefOptions options) {
this.ownerNode = ownerNode;
propNode = ownerNode.Create(options.CreatePropertyDef(ownerNode.TypeDef.Module));
}
public string Description => dnSpy_AsmEditor_Resources.CreatePropertyCommand2;
public void Execute() {
ownerNode.TreeNode.EnsureChildrenLoaded();
ownerNode.TypeDef.Properties.Add(propNode.PropertyDef);
ownerNode.TreeNode.AddChild(propNode.TreeNode);
}
public void Undo() {
bool b = ownerNode.TreeNode.Children.Remove(propNode.TreeNode) &&
ownerNode.TypeDef.Properties.Remove(propNode.PropertyDef);
Debug.Assert(b);
if (!b)
throw new InvalidOperationException();
}
public IEnumerable<object> ModifiedObjects {
get { yield return ownerNode; }
}
}
[DebuggerDisplay("{Description}")]
sealed class PropertyDefSettingsCommand : IUndoCommand {
[ExportMenuItem(Header = "res:EditPropertyCommand", Icon = DsImagesAttribute.Settings, InputGestureText = "res:ShortcutKeyAltEnter", Group = MenuConstants.GROUP_CTX_DOCUMENTS_ASMED_SETTINGS, Order = 60)]
sealed class DocumentsCommand : DocumentsContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
DocumentsCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsVisible(AsmEditorContext context) => PropertyDefSettingsCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => PropertyDefSettingsCommand.Execute(undoCommandService, appService, context.Nodes);
}
[Export, ExportMenuItem(OwnerGuid = MenuConstants.APP_MENU_EDIT_GUID, Header = "res:EditPropertyCommand", Icon = DsImagesAttribute.Settings, InputGestureText = "res:ShortcutKeyAltEnter", Group = MenuConstants.GROUP_APP_MENU_EDIT_ASMED_SETTINGS, Order = 60)]
internal sealed class EditMenuCommand : EditMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
EditMenuCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService)
: base(appService.DocumentTreeView) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsVisible(AsmEditorContext context) => PropertyDefSettingsCommand.CanExecute(context.Nodes);
public override void Execute(AsmEditorContext context) => PropertyDefSettingsCommand.Execute(undoCommandService, appService, context.Nodes);
}
[Export, ExportMenuItem(Header = "res:EditPropertyCommand", Icon = DsImagesAttribute.Settings, InputGestureText = "res:ShortcutKeyAltEnter", Group = MenuConstants.GROUP_CTX_DOCVIEWER_ASMED_SETTINGS, Order = 60)]
internal sealed class CodeCommand : CodeContextMenuHandler {
readonly Lazy<IUndoCommandService> undoCommandService;
readonly IAppService appService;
[ImportingConstructor]
CodeCommand(Lazy<IUndoCommandService> undoCommandService, IAppService appService)
: base(appService.DocumentTreeView) {
this.undoCommandService = undoCommandService;
this.appService = appService;
}
public override bool IsEnabled(CodeContext context) => PropertyDefSettingsCommand.CanExecute(context.Nodes);
public override void Execute(CodeContext context) => PropertyDefSettingsCommand.Execute(undoCommandService, appService, context.Nodes);
}
static bool CanExecute(DocumentTreeNodeData[] nodes) => nodes.Length == 1 && nodes[0] is PropertyNode;
static void Execute(Lazy<IUndoCommandService> undoCommandService, IAppService appService, DocumentTreeNodeData[] nodes) {
if (!CanExecute(nodes))
return;
var propNode = (PropertyNode)nodes[0];
var module = nodes[0].GetModule();
Debug2.Assert(module is not null);
if (module is null)
throw new InvalidOperationException();
var data = new PropertyOptionsVM(new PropertyDefOptions(propNode.PropertyDef), module, appService.DecompilerService, propNode.PropertyDef.DeclaringType);
var win = new PropertyOptionsDlg();
win.DataContext = data;
win.Owner = appService.MainWindow;
if (win.ShowDialog() != true)
return;
undoCommandService.Value.Add(new PropertyDefSettingsCommand(propNode, data.CreatePropertyDefOptions()));
}
readonly PropertyNode propNode;
readonly PropertyDefOptions newOptions;
readonly PropertyDefOptions origOptions;
readonly DocumentTreeNodeData origParentNode;
readonly int origParentChildIndex;
readonly bool nameChanged;
PropertyDefSettingsCommand(PropertyNode propNode, PropertyDefOptions options) {
this.propNode = propNode;
newOptions = options;
origOptions = new PropertyDefOptions(propNode.PropertyDef);
origParentNode = (DocumentTreeNodeData)propNode.TreeNode.Parent!.Data;
origParentChildIndex = origParentNode.TreeNode.Children.IndexOf(propNode.TreeNode);
Debug.Assert(origParentChildIndex >= 0);
if (origParentChildIndex < 0)
throw new InvalidOperationException();
nameChanged = origOptions.Name != newOptions.Name;
}
public string Description => dnSpy_AsmEditor_Resources.EditPropertyCommand2;
public void Execute() {
if (nameChanged) {
bool b = origParentChildIndex < origParentNode.TreeNode.Children.Count && origParentNode.TreeNode.Children[origParentChildIndex] == propNode.TreeNode;
Debug.Assert(b);
if (!b)
throw new InvalidOperationException();
var isNodeSelected = propNode.TreeNode.TreeView.SelectedItem == propNode;
origParentNode.TreeNode.Children.RemoveAt(origParentChildIndex);
newOptions.CopyTo(propNode.PropertyDef);
origParentNode.TreeNode.AddChild(propNode.TreeNode);
if (isNodeSelected)
origParentNode.TreeNode.TreeView.SelectItems(new[] { propNode });
}
else
newOptions.CopyTo(propNode.PropertyDef);
propNode.TreeNode.RefreshUI();
}
public void Undo() {
if (nameChanged) {
var isNodeSelected = propNode.TreeNode.TreeView.SelectedItem == propNode;
bool b = origParentNode.TreeNode.Children.Remove(propNode.TreeNode);
Debug.Assert(b);
if (!b)
throw new InvalidOperationException();
origOptions.CopyTo(propNode.PropertyDef);
origParentNode.TreeNode.Children.Insert(origParentChildIndex, propNode.TreeNode);
if (isNodeSelected)
origParentNode.TreeNode.TreeView.SelectItems(new[] { propNode });
}
else
origOptions.CopyTo(propNode.PropertyDef);
propNode.TreeNode.RefreshUI();
}
public IEnumerable<object> ModifiedObjects {
get { yield return propNode; }
}
}
}