71 lines
2.5 KiB
C#
71 lines
2.5 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.Windows.Input;
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namespace dnSpy.Contracts.Command {
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/// <summary>
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/// Implements <see cref="ICommand"/> by using a <see cref="ICommandTarget"/> instance
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/// </summary>
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public sealed class CommandTargetCommand : ICommand {
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readonly ICommandTarget commandTarget;
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readonly Guid group;
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readonly int cmdId;
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="commandTarget">Command target</param>
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/// <param name="cmdId">Command ID</param>
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public CommandTargetCommand(ICommandTarget commandTarget, StandardIds cmdId)
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: this(commandTarget, CommandConstants.StandardGroup, (int)cmdId) {
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}
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="commandTarget">Command target</param>
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/// <param name="cmdId">Command ID</param>
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public CommandTargetCommand(ICommandTarget commandTarget, TextEditorIds cmdId)
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: this(commandTarget, CommandConstants.TextEditorGroup, (int)cmdId) {
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}
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="commandTarget">Command target</param>
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/// <param name="group">Command group, eg. <see cref="CommandConstants.StandardGroup"/></param>
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/// <param name="cmdId">Command ID</param>
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public CommandTargetCommand(ICommandTarget commandTarget, Guid group, int cmdId) {
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this.commandTarget = commandTarget ?? throw new ArgumentNullException(nameof(commandTarget));
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this.group = group;
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this.cmdId = cmdId;
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}
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event EventHandler? ICommand.CanExecuteChanged {
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add => CommandManager.RequerySuggested += value;
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remove => CommandManager.RequerySuggested -= value;
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}
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bool ICommand.CanExecute(object? parameter) => commandTarget.CanExecute(group, cmdId) == CommandTargetStatus.Handled;
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void ICommand.Execute(object? parameter) => commandTarget.Execute(group, cmdId);
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}
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}
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