comparison src/recentfiles.cpp @ 370:b9c153e00e84

Move source files to src/
author Chris Cannam
date Thu, 24 Mar 2011 10:27:51 +0000
parents recentfiles.cpp@8fd71f570884
children 1affc7820bef
comparison
equal deleted inserted replaced
369:19cce6d2c470 370:b9c153e00e84
1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
2
3 /*
4 EasyMercurial
5
6 Based on HgExplorer by Jari Korhonen
7 Copyright (c) 2010 Jari Korhonen
8 Copyright (c) 2011 Chris Cannam
9 Copyright (c) 2011 Queen Mary, University of London
10
11 This program is free software; you can redistribute it and/or
12 modify it under the terms of the GNU General Public License as
13 published by the Free Software Foundation; either version 2 of the
14 License, or (at your option) any later version. See the file
15 COPYING included with this distribution for more information.
16 */
17
18 #include "recentfiles.h"
19
20 #include <QFileInfo>
21 #include <QSettings>
22 #include <QRegExp>
23
24 RecentFiles::RecentFiles(QString settingsGroup, size_t maxCount,
25 bool ignoreTemporaries) :
26 m_settingsGroup(settingsGroup),
27 m_maxCount(maxCount),
28 m_ignoreTemporaries(ignoreTemporaries)
29 {
30 read();
31 }
32
33 RecentFiles::~RecentFiles()
34 {
35 // nothing
36 }
37
38 void
39 RecentFiles::read()
40 {
41 m_names.clear();
42 QSettings settings;
43 settings.beginGroup(m_settingsGroup);
44
45 for (size_t i = 0; i < 100; ++i) {
46 QString key = QString("recent-%1").arg(i);
47 QString name = settings.value(key, "").toString();
48 if (name == "") break;
49 if (i < m_maxCount) m_names.push_back(name);
50 else settings.setValue(key, "");
51 }
52
53 settings.endGroup();
54 }
55
56 void
57 RecentFiles::write()
58 {
59 QSettings settings;
60 settings.beginGroup(m_settingsGroup);
61
62 for (size_t i = 0; i < m_maxCount; ++i) {
63 QString key = QString("recent-%1").arg(i);
64 QString name = "";
65 if (i < m_names.size()) name = m_names[i];
66 settings.setValue(key, name);
67 }
68
69 settings.endGroup();
70 }
71
72 void
73 RecentFiles::truncateAndWrite()
74 {
75 while (m_names.size() > m_maxCount) {
76 m_names.pop_back();
77 }
78 write();
79 }
80
81 QStringList
82 RecentFiles::getRecent() const
83 {
84 QStringList names;
85 for (size_t i = 0; i < m_maxCount; ++i) {
86 if (i < m_names.size()) {
87 names.push_back(m_names[i]);
88 }
89 }
90 return names;
91 }
92
93 void
94 RecentFiles::add(QString name)
95 {
96 bool have = false;
97 for (size_t i = 0; i < m_names.size(); ++i) {
98 if (m_names[i] == name) {
99 have = true;
100 break;
101 }
102 }
103
104 if (!have) {
105 m_names.push_front(name);
106 } else {
107 std::deque<QString> newnames;
108 newnames.push_back(name);
109 for (size_t i = 0; i < m_names.size(); ++i) {
110 if (m_names[i] == name) continue;
111 newnames.push_back(m_names[i]);
112 }
113 m_names = newnames;
114 }
115
116 truncateAndWrite();
117 emit recentChanged();
118 }
119
120 void
121 RecentFiles::addFile(QString name)
122 {
123 static QRegExp schemeRE("^[a-zA-Z]{2,5}://");
124 static QRegExp tempRE("[\\/][Tt]e?mp[\\/]");
125 if (schemeRE.indexIn(name) == 0) {
126 add(name);
127 } else {
128 QString absPath = QFileInfo(name).absoluteFilePath();
129 if (tempRE.indexIn(absPath) != -1) {
130 if (!m_ignoreTemporaries) {
131 add(absPath);
132 }
133 } else {
134 add(absPath);
135 }
136 }
137 }
138
139