79 lines
1.8 KiB
C#
79 lines
1.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace OpenRA.Mods.RA.Widgets.Logic
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{
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class TabCompletionLogic
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{
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IList<string> candidates = new List<string>();
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int currentCandidateIndex = 0;
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string lastCompleted;
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string prefix;
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string suffix;
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public IList<string> Commands { get; set; }
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public IList<string> Names { get; set; }
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public string Complete(string text)
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{
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if (string.IsNullOrWhiteSpace(text))
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return text;
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if (lastCompleted == text)
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{
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lastCompleted = prefix + candidates[++currentCandidateIndex % candidates.Count] + suffix;
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return lastCompleted;
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}
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var toComplete = "";
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if (text.StartsWith("/") && Commands != null)
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{
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prefix = "/";
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suffix = "";
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toComplete = text.Substring(1);
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candidates = Commands.Where(x => x.StartsWith(toComplete, StringComparison.InvariantCultureIgnoreCase)).ToList();
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}
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else if (Names != null)
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{
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var oneWord = text.Contains(' ');
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if (oneWord)
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{
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prefix = text.Substring(0, text.LastIndexOf(' ') + 1);
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suffix = "";
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toComplete = text.Substring(prefix.Length);
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}
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else
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{
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prefix = "";
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suffix = ": ";
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toComplete = text;
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}
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candidates = Names.Where(x => x.StartsWith(toComplete, StringComparison.InvariantCultureIgnoreCase)).ToList();
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}
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else
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return text;
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currentCandidateIndex = 0;
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if (candidates.Count == 0)
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return text;
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lastCompleted = prefix + candidates[currentCandidateIndex] + suffix;
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return lastCompleted;
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}
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}
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}
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