74 lines
2.7 KiB
C#
74 lines
2.7 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.Collections.Generic;
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using System.Linq;
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using System.Windows.Input;
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using dnSpy.AsmEditor.Commands;
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using dnSpy.Contracts.MVVM;
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namespace dnSpy.AsmEditor.MethodBody {
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sealed class SwitchOperandVM : ViewModelBase {
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readonly IList<InstructionVM>? origInstructions;
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public ICommand ReinitializeCommand => new RelayCommand(a => Reinitialize());
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public ICommand AddInstructionCommand => new RelayCommand(a => AddInstruction(), a => AddInstructionCanExecute());
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public ICommand AppendInstructionCommand => new RelayCommand(a => AppendInstruction(), a => AppendInstructionCanExecute());
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public int SelectedIndex {
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get => selectedIndex;
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set {
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if (selectedIndex != value) {
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selectedIndex = value;
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OnPropertyChanged(nameof(SelectedIndex));
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}
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}
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}
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int selectedIndex;
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public IndexObservableCollection<SwitchInstructionVM> InstructionsListVM { get; }
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public ListVM<InstructionVM> AllInstructionsVM { get; }
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public SwitchOperandVM(IList<InstructionVM> allInstrs, IList<InstructionVM>? instrs) {
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AllInstructionsVM = new ListVM<InstructionVM>(allInstrs);
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origInstructions = instrs;
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InstructionsListVM = new IndexObservableCollection<SwitchInstructionVM>();
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Reinitialize();
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}
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void AddInstruction() =>
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InstructionsListVM.Insert(SelectedIndex + 1, new SwitchInstructionVM(AllInstructionsVM.SelectedItem));
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bool AddInstructionCanExecute() => SelectedIndex >= 0;
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void AppendInstruction() =>
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InstructionsListVM.Insert(InstructionsListVM.Count, new SwitchInstructionVM(AllInstructionsVM.SelectedItem));
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bool AppendInstructionCanExecute() => true;
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void Reinitialize() => InitializeFrom(origInstructions);
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public void InitializeFrom(IList<InstructionVM>? instrs) {
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InstructionsListVM.Clear();
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if (instrs is not null)
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InstructionsListVM.AddRange(instrs.Select(a => new SwitchInstructionVM(a)));
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SelectedIndex = InstructionsListVM.Count == 0 ? -1 : 0;
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}
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public InstructionVM[] GetSwitchList() => InstructionsListVM.Select(a => a.InstructionVM).ToArray();
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}
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}
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