43 lines
1.1 KiB
C#
43 lines
1.1 KiB
C#
using System.Collections.Generic;
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namespace Ichni.Editor.Commands
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{
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/// <summary>
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/// 复合命令（命令宏）。用于将多个子指令打包成一次操作，常用于控制台多行指令或者范围选择后的群组修改。
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/// </summary>
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public class CommandGroup : ICommand
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{
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private List<ICommand> commands = new List<ICommand>();
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public void Add(ICommand cmd)
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{
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commands.Add(cmd);
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}
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public void Execute()
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{
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foreach (var cmd in commands) cmd.Execute();
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}
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public void Undo()
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{
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// 撤销必须严格倒序，防止依赖性问题（如先生成再修改，撤回时需先改回去再抹除生成）
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for (int i = commands.Count - 1; i >= 0; i--)
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{
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commands[i].Undo();
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}
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}
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public void Redo()
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{
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foreach (var cmd in commands) cmd.Redo();
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}
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public bool TryMerge(ICommand other)
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{
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// 复合指令目前暂不介入针对数值连贯修改的归并推演逻辑
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return false;
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}
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}
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}
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