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Viewing changes to src/Main/Base/Project/Src/Services/File/RecentOpen.cs

  • Committer: sk
  • Date: 2011-09-10 05:17:57 UTC
  • Revision ID: halega@halega.com-20110910051757-qfouz1llya9m6boy
4.1.0.7915 Release Candidate 1

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src/Main/Base/Project/Src/Services/File/RecentOpen.cs
 
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
 
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
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using System;
 
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using System.Collections.Generic;
 
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using System.Collections.ObjectModel;
 
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using System.IO;
 
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using System.Linq;
 
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using System.Windows.Shell;
 
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using ICSharpCode.Core;
 
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namespace ICSharpCode.SharpDevelop
 
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{
 
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        /// <summary>
 
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        /// This class handles the recent open files and the recent open project files of SharpDevelop
 
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        /// it checks, if the files exists at every creation, and if not it doesn't list them in the
 
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        /// recent files, and they'll not be saved during the next option save.
 
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        /// </summary>
 
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        public sealed class RecentOpen
 
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        {
 
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                /// <summary>
 
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                /// This variable is the maximal length of lastfile/lastopen entries
 
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                /// must be > 0
 
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                /// </summary>
 
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                int MAX_LENGTH = 10;
 
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                readonly ObservableCollection<string> lastfile    = new ObservableCollection<string>();
 
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                readonly ObservableCollection<string> lastproject = new ObservableCollection<string>();
 
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                public IList<string> RecentFile {
 
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                        get {
 
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                                return lastfile;
 
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                        }
 
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                }
 
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                public IList<string> RecentProject {
 
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                        get {
 
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                                return lastproject;
 
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                        }
 
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                }
 
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                public RecentOpen()
 
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                {
 
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                }
 
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                public RecentOpen(Properties p)
 
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                {
 
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                        // don't check whether files exist because that might be slow (e.g. if file is on network
 
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                        // drive that's unavailable)
 
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                        // if one of these entries is a string, then it's from a previous SharpDevelop version - don't try loading it
 
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                        if (p.Contains("Files") && !(p.Get("Files") is string)) {
 
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                                lastfile.AddRange(p.Get("Files", new string[0]));
 
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                        }
 
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                        if (p.Contains("Projects") && !(p.Get("Files") is string)) {
 
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                                lastproject.AddRange(p.Get("Projects", new string[0]));
 
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                        }
 
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                }
 
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                public void AddLastFile(string name)
 
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                {
 
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                        for (int i = 0; i < lastfile.Count; ++i) {
 
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                                if (lastfile[i].Equals(name, StringComparison.OrdinalIgnoreCase)) {
 
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                                        lastfile.RemoveAt(i);
 
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                                }
 
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                        }
 
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                        while (lastfile.Count >= MAX_LENGTH) {
 
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                                lastfile.RemoveAt(lastfile.Count - 1);
 
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                        }
 
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                        lastfile.Insert(0, name);
 
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                }
 
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                public void ClearRecentFiles()
 
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                {
 
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                        lastfile.Clear();
 
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                }
 
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                public void ClearRecentProjects()
 
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                {
 
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                        lastproject.Clear();
 
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                }
 
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                public void AddLastProject(string name)
 
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                {
 
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                        for (int i = 0; i < lastproject.Count; ++i) {
 
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                                if (lastproject[i].ToString().Equals(name, StringComparison.OrdinalIgnoreCase)) {
 
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                                        lastproject.RemoveAt(i);
 
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                                }
 
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                        }
 
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                        while (lastproject.Count >= MAX_LENGTH) {
 
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                                lastproject.RemoveAt(lastproject.Count - 1);
 
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                        }
 
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                        lastproject.Insert(0, name);
 
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                        JumpList.AddToRecentCategory(name);
 
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                }
 
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                public static RecentOpen FromXmlElement(Properties properties)
 
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                {
 
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                        return new RecentOpen(properties);
 
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                }
 
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                public Properties ToProperties()
 
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                {
 
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                        Properties p = new Properties();
 
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                        p.Set("Files", lastfile.ToArray());
 
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                        p.Set("Projects", lastproject.ToArray());
 
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                        return p;
 
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                }
 
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                internal void FileRemoved(object sender, FileEventArgs e)
 
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                {
 
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                        for (int i = 0; i < lastfile.Count; ++i) {
 
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                                string file = lastfile[i].ToString();
 
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                                if (e.FileName == file) {
 
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                                        lastfile.RemoveAt(i);
 
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                                        break;
 
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                                }
 
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                        }
 
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                }
 
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                internal void FileRenamed(object sender, FileRenameEventArgs e)
 
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                {
 
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                        for (int i = 0; i < lastfile.Count; ++i) {
 
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                                string file = lastfile[i].ToString();
 
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                                if (e.SourceFile == file) {
 
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                                        lastfile.RemoveAt(i);
 
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                                        lastfile.Insert(i, e.TargetFile);
 
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                                        break;
 
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                                }
 
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                        }
 
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                }
 
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        }
 
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}