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45
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1 /****************************************************************************
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2 **
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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4 ** Contact: Qt Software Information (qt-info@nokia.com)
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5 **
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6 ** This file is part of the demonstration applications of the Qt Toolkit.
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7 **
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8 ** $QT_BEGIN_LICENSE:LGPL$
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9 ** Commercial Usage
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10 ** Licensees holding valid Qt Commercial licenses may use this file in
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11 ** accordance with the Qt Commercial License Agreement provided with the
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12 ** Software or, alternatively, in accordance with the terms contained in
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13 ** a written agreement between you and Nokia.
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14 **
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15 ** GNU Lesser General Public License Usage
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16 ** Alternatively, this file may be used under the terms of the GNU Lesser
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17 ** General Public License version 2.1 as published by the Free Software
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18 ** Foundation and appearing in the file LICENSE.LGPL included in the
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19 ** packaging of this file. Please review the following information to
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20 ** ensure the GNU Lesser General Public License version 2.1 requirements
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21 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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22 **
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23 ** In addition, as a special exception, Nokia gives you certain
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24 ** additional rights. These rights are described in the Nokia Qt LGPL
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25 ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
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26 ** package.
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27 **
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28 ** GNU General Public License Usage
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29 ** Alternatively, this file may be used under the terms of the GNU
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30 ** General Public License version 3.0 as published by the Free Software
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31 ** Foundation and appearing in the file LICENSE.GPL included in the
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32 ** packaging of this file. Please review the following information to
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33 ** ensure the GNU General Public License version 3.0 requirements will be
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34 ** met: http://www.gnu.org/copyleft/gpl.html.
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35 **
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36 ** If you are unsure which license is appropriate for your use, please
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37 ** contact the sales department at qt-sales@nokia.com.
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38 ** $QT_END_LICENSE$
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39 **
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40 ****************************************************************************/
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41 module history;
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42
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43 #include "autosaver.h"
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44 #include "browserapplication.h"
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45
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46 import QtCore.QBuffer;
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47 import QtCore.QDir;
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48 import QtCore.QFile;
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49 import QtCore.QFileInfo;
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50 import QtCore.QSettings;
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51 import QtCore.QTemporaryFile;
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52 import QtCore.QTextStream;
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53
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54 import QtCore.QtAlgorithms;
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55
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56 import QtGui.QClipboard;
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57 import QtGui.QDesktopServices;
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58 import QtGui.QHeaderView;
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59 import QtGui.QStyle;
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60
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61 import QtWebKit.QWebHistoryInterface;
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62 import QtWebKit.QWebSettings;
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63
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64 import QtCore.QDebug;
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65
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66
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67 #include "modelmenu.h"
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68
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69 import QtCore.QDateTime;
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70 import QtCore.QHash;
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71 import QtCore.QObject;
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72 import QtCore.QTimer;
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73 import QtCore.QUrl;
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74
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75 import QtGui.QSortFilterProxyModel;
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76
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77 import QWebHistoryInterface;
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78
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79 static const unsigned int HISTORY_VERSION = 23;
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80
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81
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82 class HistoryItem
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83 {
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84 public:
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85 this() {}
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86 this(const QString &u, const QDateTime &d = QDateTime(), const QString &t = QString())
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87 {
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88 title = t;
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89 url = u;
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90 dateTime = d;
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91 }
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92
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93 inline bool operator==(const HistoryItem &other)
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94 { return other.title == title
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95 && other.url == url && other.dateTime == dateTime;
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96 }
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97
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98 // history is sorted in reverse
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99 inline bool operator <(const HistoryItem &other)
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100 { return dateTime > other.dateTime; }
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101
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102 QString title;
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103 QString url;
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104 QDateTime dateTime;
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105 }
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106
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107 /*
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108 class AutoSaver;
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109 class HistoryModel;
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110 class HistoryFilterModel;
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111 class HistoryTreeModel;
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112 */
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113
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114 class HistoryManager : public QWebHistoryInterface
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115 {
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116 Q_OBJECT
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117 Q_PROPERTY(int historyLimit READ historyLimit WRITE setHistoryLimit)
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118
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119 signals:
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120 void historyReset();
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121 void entryAdded(const HistoryItem &item);
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122 void entryRemoved(const HistoryItem &item);
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123 void entryUpdated(int offset);
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124
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125 public:
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126
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127 this(QObject *parent = null)
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128 {
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129 super(parent);
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130 m_saveTimer = new AutoSaver(this);
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131 m_historyLimit = 30;
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132 m_historyModel = 0;
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133 m_historyFilterModel = 0;
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134 m_historyTreeModel = 0;
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135
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136 m_expiredTimer.setSingleShot(true);
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137 connect(&m_expiredTimer, SIGNAL(timeout()),
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138 this, SLOT(checkForExpired()));
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139 connect(this, SIGNAL(entryAdded(const HistoryItem &)),
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140 m_saveTimer, SLOT(changeOccurred()));
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141 connect(this, SIGNAL(entryRemoved(const HistoryItem &)),
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142 m_saveTimer, SLOT(changeOccurred()));
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143 load();
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144
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145 m_historyModel = new HistoryModel(this, this);
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146 m_historyFilterModel = new HistoryFilterModel(m_historyModel, this);
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147 m_historyTreeModel = new HistoryTreeModel(m_historyFilterModel, this);
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148
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149 // QWebHistoryInterface will delete the history manager
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150 QWebHistoryInterface::setDefaultInterface(this);
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151 }
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152
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153
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154 ~this()
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155 {
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156 m_saveTimer.saveIfNeccessary();
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157 }
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158
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159
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160 bool historyContains(const QString &url)
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161 {
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162 return m_historyFilterModel.historyContains(url);
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163 }
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164
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165 void addHistoryEntry(QString &url)
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166 {
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167 QUrl cleanUrl(url);
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168 cleanUrl.setPassword(QString());
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169 cleanUrl.setHost(cleanUrl.host().toLower());
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170 HistoryItem item(cleanUrl.toString(), QDateTime::currentDateTime());
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171 addHistoryItem(item);
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172 }
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173
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174 void updateHistoryItem(QUrl &url, QString &title)
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175 {
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176 for (int i = 0; i < m_history.count(); ++i) {
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177 if (url == m_history.at(i).url) {
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178 m_history[i].title = title;
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179 m_saveTimer.changeOccurred();
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180 if (m_lastSavedUrl.isEmpty())
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181 m_lastSavedUrl = m_history.at(i).url;
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182 emit entryUpdated(i);
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183 break;
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184 }
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185 }
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186 }
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187
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188 int historyLimit()
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189 {
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190 return m_historyLimit;
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191 }
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192
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193
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194 void setHistoryLimit(int limit)
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195 {
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196 if (m_historyLimit == limit)
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197 return;
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198 m_historyLimit = limit;
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199 checkForExpired();
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200 m_saveTimer.changeOccurred();
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201 }
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202
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203
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204 QList<HistoryItem> history()
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205 {
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206 return m_history;
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207 }
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208
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209
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210 void setHistory(QList<HistoryItem> &history, bool loadedAndSorted = false);
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211 {
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212 m_history = history;
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213
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214 // verify that it is sorted by date
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215 if (!loadedAndSorted)
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216 qSort(m_history.begin(), m_history.end());
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217
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218 checkForExpired();
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219
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220 if (loadedAndSorted) {
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221 m_lastSavedUrl = m_history.value(0).url;
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222 } else {
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223 m_lastSavedUrl = QString();
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224 m_saveTimer.changeOccurred();
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225 }
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226 emit historyReset();
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227 }
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228
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229
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230 // History manager keeps around these models for use by the completer and other classes
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231 HistoryModel *historyModel();
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232 {
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233 return m_historyModel;
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234 }
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235
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236
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237 HistoryFilterModel *historyFilterModel()
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238 {
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239 return m_historyFilterModel;
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240 }
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241
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242
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243 HistoryTreeModel *historyTreeModel()
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244 {
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245 return m_historyTreeModel;
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246 }
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247
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248
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249 public slots:
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250
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251 void clear()
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252 {
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253 m_history.clear();
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254 m_lastSavedUrl = QString();
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255 m_saveTimer.changeOccurred();
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256 m_saveTimer.saveIfNeccessary();
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257 historyReset();
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258 }
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259
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260 void loadSettings()
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261 {
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262 // load settings
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263 QSettings settings;
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264 settings.beginGroup(QLatin1String("history"));
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265 m_historyLimit = settings.value(QLatin1String("historyLimit"), 30).toInt();
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266 }
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267
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268 private slots:
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269 void save()
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270 {
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271 QSettings settings;
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272 settings.beginGroup(QLatin1String("history"));
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273 settings.setValue(QLatin1String("historyLimit"), m_historyLimit);
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274
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275 bool saveAll = m_lastSavedUrl.isEmpty();
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276 int first = m_history.count() - 1;
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277 if (!saveAll) {
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278 // find the first one to save
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279 for (int i = 0; i < m_history.count(); ++i) {
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280 if (m_history.at(i).url == m_lastSavedUrl) {
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281 first = i - 1;
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282 break;
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283 }
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284 }
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285 }
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286 if (first == m_history.count() - 1)
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287 saveAll = true;
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288
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289 QString directory = QDesktopServices::storageLocation(QDesktopServices::DataLocation);
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290 if (directory.isEmpty())
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291 directory = QDir::homePath() + QLatin1String("/.") + QCoreApplication::applicationName();
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292 if (!QFile::exists(directory)) {
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293 QDir dir;
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294 dir.mkpath(directory);
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295 }
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296
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297 QFile historyFile(directory + QLatin1String("/history"));
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298 // When saving everything use a temporary file to prevent possible data loss.
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299 QTemporaryFile tempFile;
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300 tempFile.setAutoRemove(false);
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301 bool open = false;
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302 if (saveAll) {
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303 open = tempFile.open();
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304 } else {
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305 open = historyFile.open(QFile::Append);
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306 }
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307
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308 if (!open) {
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309 qWarning() << "Unable to open history file for saving"
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310 << (saveAll ? tempFile.fileName() : historyFile.fileName());
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311 return;
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312 }
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313
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314 QDataStream out(saveAll ? &tempFile : &historyFile);
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315 for (int i = first; i >= 0; --i) {
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316 QByteArray data;
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317 QDataStream stream(&data, QIODevice::WriteOnly);
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318 HistoryItem item = m_history.at(i);
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319 stream << HISTORY_VERSION << item.url << item.dateTime << item.title;
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320 out << data;
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321 }
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322 tempFile.close();
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323
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324 if (saveAll) {
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325 if (historyFile.exists() && !historyFile.remove())
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326 qWarning() << "History: error removing old history." << historyFile.errorString();
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327 if (!tempFile.rename(historyFile.fileName()))
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328 qWarning() << "History: error moving new history over old." << tempFile.errorString() << historyFile.fileName();
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329 }
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330 m_lastSavedUrl = m_history.value(0).url;
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331 }
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332
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333 void checkForExpired()
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334 {
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335 if (m_historyLimit < 0 || m_history.isEmpty())
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336 return;
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337
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338 QDateTime now = QDateTime::currentDateTime();
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339 int nextTimeout = 0;
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340
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341 while (!m_history.isEmpty()) {
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342 QDateTime checkForExpired = m_history.last().dateTime;
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343 checkForExpired.setDate(checkForExpired.date().addDays(m_historyLimit));
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344 if (now.daysTo(checkForExpired) > 7) {
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345 // check at most in a week to prevent int overflows on the timer
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346 nextTimeout = 7 * 86400;
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347 } else {
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348 nextTimeout = now.secsTo(checkForExpired);
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349 }
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350 if (nextTimeout > 0)
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351 break;
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352 HistoryItem item = m_history.takeLast();
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353 // remove from saved file also
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354 m_lastSavedUrl = QString();
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355 emit entryRemoved(item);
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356 }
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357
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358 if (nextTimeout > 0)
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359 m_expiredTimer.start(nextTimeout * 1000);
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360 }
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361
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362 protected:
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363 void addHistoryItem(HistoryItem &item)
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364 {
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365 QWebSettings *globalSettings = QWebSettings::globalSettings();
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366 if (globalSettings.testAttribute(QWebSettings::PrivateBrowsingEnabled))
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367 return;
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368
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369 m_history.prepend(item);
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370 emit entryAdded(item);
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371 if (m_history.count() == 1)
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372 checkForExpired();
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373 }
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374
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375 private:
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376
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377 void load()
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378 {
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379 loadSettings();
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380
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381 QFile historyFile(QDesktopServices::storageLocation(QDesktopServices::DataLocation)
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382 + QLatin1String("/history"));
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383 if (!historyFile.exists())
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384 return;
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385 if (!historyFile.open(QFile::ReadOnly)) {
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386 qWarning() << "Unable to open history file" << historyFile.fileName();
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387 return;
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388 }
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389
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390 QList<HistoryItem> list;
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391 QDataStream in(&historyFile);
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392 // Double check that the history file is sorted as it is read in
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393 bool needToSort = false;
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394 HistoryItem lastInsertedItem;
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395 QByteArray data;
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396 QDataStream stream;
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397 QBuffer buffer;
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398 stream.setDevice(&buffer);
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399 while (!historyFile.atEnd()) {
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400 in >> data;
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401 buffer.close();
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402 buffer.setBuffer(&data);
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403 buffer.open(QIODevice::ReadOnly);
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404 quint32 ver;
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405 stream >> ver;
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406 if (ver != HISTORY_VERSION)
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407 continue;
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408 HistoryItem item;
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409 stream >> item.url;
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410 stream >> item.dateTime;
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411 stream >> item.title;
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412
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413 if (!item.dateTime.isValid())
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414 continue;
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415
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416 if (item == lastInsertedItem) {
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417 if (lastInsertedItem.title.isEmpty() && !list.isEmpty())
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418 list[0].title = item.title;
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419 continue;
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420 }
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421
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422 if (!needToSort && !list.isEmpty() && lastInsertedItem < item)
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423 needToSort = true;
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424
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425 list.prepend(item);
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426 lastInsertedItem = item;
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427 }
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428 if (needToSort)
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429 qSort(list.begin(), list.end());
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430
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431 setHistory(list, true);
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432
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433 // If we had to sort re-write the whole history sorted
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434 if (needToSort) {
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435 m_lastSavedUrl = QString();
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436 m_saveTimer.changeOccurred();
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437 }
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438 }
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439
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440 AutoSaver *m_saveTimer;
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441 int m_historyLimit;
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442 QTimer m_expiredTimer;
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443 QList<HistoryItem> m_history;
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444 QString m_lastSavedUrl;
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445
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446 HistoryModel *m_historyModel;
|
|
|
447 HistoryFilterModel *m_historyFilterModel;
|
|
|
448 HistoryTreeModel *m_historyTreeModel;
|
|
|
449 };
|
|
|
450
|
|
|
451 class HistoryModel : public QAbstractTableModel
|
|
|
452 {
|
|
|
453 Q_OBJECT
|
|
|
454
|
|
|
455 public slots:
|
|
|
456 void historyReset()
|
|
|
457 {
|
|
|
458 reset();
|
|
|
459 }
|
|
|
460
|
|
|
461 void entryAdded()
|
|
|
462 {
|
|
|
463 beginInsertRows(QModelIndex(), 0, 0);
|
|
|
464 endInsertRows();
|
|
|
465 }
|
|
|
466
|
|
|
467 void entryUpdated(int offset)
|
|
|
468 {
|
|
|
469 QModelIndex idx = index(offset, 0);
|
|
|
470 emit dataChanged(idx, idx);
|
|
|
471 }
|
|
|
472
|
|
|
473 public:
|
|
|
474
|
|
|
475 enum Roles {
|
|
|
476 DateRole = Qt.UserRole + 1,
|
|
|
477 DateTimeRole = Qt.UserRole + 2,
|
|
|
478 UrlRole = Qt.UserRole + 3,
|
|
|
479 UrlStringRole = Qt.UserRole + 4
|
|
|
480 };
|
|
|
481
|
|
|
482 this(HistoryManager *history, QObject *parent = null)
|
|
|
483 {
|
|
|
484 super(parent);
|
|
|
485 m_history = history;
|
|
|
486
|
|
|
487 Q_ASSERT(m_history);
|
|
|
488 connect(m_history, SIGNAL(historyReset()),
|
|
|
489 this, SLOT(historyReset()));
|
|
|
490 connect(m_history, SIGNAL(entryRemoved(HistoryItem &)),
|
|
|
491 this, SLOT(historyReset()));
|
|
|
492
|
|
|
493 connect(m_history, SIGNAL(entryAdded(HistoryItem &)),
|
|
|
494 this, SLOT(entryAdded()));
|
|
|
495 connect(m_history, SIGNAL(entryUpdated(int)),
|
|
|
496 this, SLOT(entryUpdated(int)));
|
|
|
497 }
|
|
|
498
|
|
|
499 QVariant headerData(int section, Qt.Orientation orientation, int role = Qt.DisplayRole)
|
|
|
500 {
|
|
|
501 if (orientation == Qt.Horizontal && role == Qt.DisplayRole) {
|
|
|
502 switch (section) {
|
|
|
503 case 0: return tr("Title");
|
|
|
504 case 1: return tr("Address");
|
|
|
505 }
|
|
|
506 }
|
|
|
507 return QAbstractTableModel::headerData(section, orientation, role);
|
|
|
508 }
|
|
|
509
|
|
|
510 QVariant data(QModelIndex &index, int role = Qt.DisplayRole)
|
|
|
511 {
|
|
|
512 QList<HistoryItem> lst = m_history.history();
|
|
|
513 if (index.row() < 0 || index.row() >= lst.size())
|
|
|
514 return QVariant();
|
|
|
515
|
|
|
516 const HistoryItem &item = lst.at(index.row());
|
|
|
517 switch (role) {
|
|
|
518 case DateTimeRole:
|
|
|
519 return item.dateTime;
|
|
|
520 case DateRole:
|
|
|
521 return item.dateTime.date();
|
|
|
522 case UrlRole:
|
|
|
523 return QUrl(item.url);
|
|
|
524 case UrlStringRole:
|
|
|
525 return item.url;
|
|
|
526 case Qt.DisplayRole:
|
|
|
527 case Qt.EditRole: {
|
|
|
528 switch (index.column()) {
|
|
|
529 case 0:
|
|
|
530 // when there is no title try to generate one from the url
|
|
|
531 if (item.title.isEmpty()) {
|
|
|
532 QString page = QFileInfo(QUrl(item.url).path()).fileName();
|
|
|
533 if (!page.isEmpty())
|
|
|
534 return page;
|
|
|
535 return item.url;
|
|
|
536 }
|
|
|
537 return item.title;
|
|
|
538 case 1:
|
|
|
539 return item.url;
|
|
|
540 }
|
|
|
541 }
|
|
|
542 case Qt.DecorationRole:
|
|
|
543 if (index.column() == 0) {
|
|
|
544 return BrowserApplication::instance().icon(item.url);
|
|
|
545 }
|
|
|
546 }
|
|
|
547 return QVariant();
|
|
|
548 }
|
|
|
549
|
|
|
550 int columnCount(QModelIndex &parent = QModelIndex())
|
|
|
551 {
|
|
|
552 return (parent.isValid()) ? 0 : 2;
|
|
|
553 }
|
|
|
554
|
|
|
555 int rowCount(QModelIndex &parent = QModelIndex())
|
|
|
556 {
|
|
|
557 return (parent.isValid()) ? 0 : m_history.history().count();
|
|
|
558 }
|
|
|
559
|
|
|
560 bool removeRows(int row, int count, QModelIndex &parent = QModelIndex())
|
|
|
561 {
|
|
|
562 if (parent.isValid())
|
|
|
563 return false;
|
|
|
564 int lastRow = row + count - 1;
|
|
|
565 beginRemoveRows(parent, row, lastRow);
|
|
|
566 QList<HistoryItem> lst = m_history.history();
|
|
|
567 for (int i = lastRow; i >= row; --i)
|
|
|
568 lst.removeAt(i);
|
|
|
569 disconnect(m_history, SIGNAL(historyReset()), this, SLOT(historyReset()));
|
|
|
570 m_history.setHistory(lst);
|
|
|
571 connect(m_history, SIGNAL(historyReset()), this, SLOT(historyReset()));
|
|
|
572 endRemoveRows();
|
|
|
573 return true;
|
|
|
574 }
|
|
|
575
|
|
|
576
|
|
|
577 private:
|
|
|
578 HistoryManager *m_history;
|
|
|
579 }
|
|
|
580
|
|
|
581 const uint MOVEDROWS = 15;
|
|
|
582
|
|
|
583 /*!
|
|
|
584 Proxy model that will remove any duplicate entries.
|
|
|
585 Both m_sourceRow and m_historyHash store their offsets not from
|
|
|
586 the front of the list, but as offsets from the back.
|
|
|
587 */
|
|
|
588 class HistoryFilterModel : public QAbstractProxyModel
|
|
|
589 {
|
|
|
590 Q_OBJECT
|
|
|
591
|
|
|
592 public:
|
|
|
593
|
|
|
594 this(QAbstractItemModel *sourceModel, QObject *parent = null)
|
|
|
595 {
|
|
|
596 super(parent);
|
|
|
597 m_loaded = false;
|
|
|
598 setSourceModel(sourceModel);
|
|
|
599 }
|
|
|
600
|
|
|
601 inline bool historyContains(QString &url)
|
|
|
602 {
|
|
|
603 load();
|
|
|
604 return m_historyHash.contains(url);
|
|
|
605 }
|
|
|
606
|
|
|
607 int historyLocation(QString &url);
|
|
|
608 {
|
|
|
609 load();
|
|
|
610 if (!m_historyHash.contains(url))
|
|
|
611 return 0;
|
|
|
612 return sourceModel().rowCount() - m_historyHash.value(url);
|
|
|
613 }
|
|
|
614
|
|
|
615 QModelIndex mapFromSource(QModelIndex &sourceIndex)
|
|
|
616 {
|
|
|
617 load();
|
|
|
618 QString url = sourceIndex.data(HistoryModel.UrlStringRole).toString();
|
|
|
619 if (!m_historyHash.contains(url))
|
|
|
620 return QModelIndex();
|
|
|
621
|
|
|
622 // This can be done in a binary search, but we can't use qBinary find
|
|
|
623 // because it can't take: qBinaryFind(m_sourceRow.end(), m_sourceRow.begin(), v);
|
|
|
624 // so if this is a performance bottlneck then convert to binary search, until then
|
|
|
625 // the cleaner/easier to read code wins the day.
|
|
|
626 int realRow = -1;
|
|
|
627 int sourceModelRow = sourceModel().rowCount() - sourceIndex.row();
|
|
|
628
|
|
|
629 for (int i = 0; i < m_sourceRow.count(); ++i) {
|
|
|
630 if (m_sourceRow.at(i) == sourceModelRow) {
|
|
|
631 realRow = i;
|
|
|
632 break;
|
|
|
633 }
|
|
|
634 }
|
|
|
635 if (realRow == -1)
|
|
|
636 return QModelIndex();
|
|
|
637
|
|
|
638 return createIndex(realRow, sourceIndex.column(), sourceModel().rowCount() - sourceIndex.row());
|
|
|
639 }
|
|
|
640
|
|
|
641
|
|
|
642 QModelIndex mapToSource(QModelIndex &proxyIndex)
|
|
|
643 {
|
|
|
644 load();
|
|
|
645 int sourceRow = sourceModel().rowCount() - proxyIndex.internalId();
|
|
|
646 return sourceModel().index(sourceRow, proxyIndex.column());
|
|
|
647 }
|
|
|
648
|
|
|
649 void setSourceModel(QAbstractItemModel *newSourceModel)
|
|
|
650 {
|
|
|
651 if (sourceModel()) {
|
|
|
652 disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
653 disconnect(sourceModel(), SIGNAL(dataChanged(QModelIndex &, QModelIndex &)),
|
|
|
654 this, SLOT(dataChanged(QModelIndex &, QModelIndex &)));
|
|
|
655 disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
656 this, SLOT(sourceRowsInserted(QModelIndex &, int, int)));
|
|
|
657 disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
658 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
659 }
|
|
|
660
|
|
|
661 QAbstractProxyModel::setSourceModel(newSourceModel);
|
|
|
662
|
|
|
663 if (sourceModel()) {
|
|
|
664 m_loaded = false;
|
|
|
665 connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
666 connect(sourceModel(), SIGNAL(dataChanged(QModelIndex &, QModelIndex &)),
|
|
|
667 this, SLOT(sourceDataChanged(QModelIndex &, QModelIndex &)));
|
|
|
668 connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
669 this, SLOT(sourceRowsInserted(QModelIndex &, int, int)));
|
|
|
670 connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
671 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
672 }
|
|
|
673 }
|
|
|
674
|
|
|
675 QVariant headerData(int section, Qt.Orientation orientation, int role = Qt.DisplayRole);
|
|
|
676 {
|
|
|
677 return sourceModel().headerData(section, orientation, role);
|
|
|
678 }
|
|
|
679
|
|
|
680 int rowCount(QModelIndex &parent = QModelIndex())
|
|
|
681 {
|
|
|
682 load();
|
|
|
683 if (parent.isValid())
|
|
|
684 return 0;
|
|
|
685 return m_historyHash.count();
|
|
|
686 }
|
|
|
687
|
|
|
688 int columnCount(QModelIndex &parent = QModelIndex());
|
|
|
689 {
|
|
|
690 return (parent.isValid()) ? 0 : 2;
|
|
|
691 }
|
|
|
692
|
|
|
693 QModelIndex index(int, int, QModelIndex& = QModelIndex())
|
|
|
694 {
|
|
|
695 load();
|
|
|
696 if (row < 0 || row >= rowCount(parent) || column < 0 || column >= columnCount(parent))
|
|
|
697 return QModelIndex();
|
|
|
698
|
|
|
699 return createIndex(row, column, m_sourceRow[row]);
|
|
|
700 }
|
|
|
701
|
|
|
702
|
|
|
703 QModelIndex parent(QModelIndex& index= QModelIndex())
|
|
|
704 {
|
|
|
705 return QModelIndex();
|
|
|
706 }
|
|
|
707
|
|
|
708 /*
|
|
|
709 Removing a continuous block of rows will remove filtered rows too as this is
|
|
|
710 the users intention.
|
|
|
711 */
|
|
|
712 bool removeRows(int row, int count, QModelIndex &parent = QModelIndex());
|
|
|
713 {
|
|
|
714 if (row < 0 || count <= 0 || row + count > rowCount(parent) || parent.isValid())
|
|
|
715 return false;
|
|
|
716 int lastRow = row + count - 1;
|
|
|
717 disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
718 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
719 beginRemoveRows(parent, row, lastRow);
|
|
|
720 int oldCount = rowCount();
|
|
|
721 int start = sourceModel().rowCount() - m_sourceRow.value(row);
|
|
|
722 int end = sourceModel().rowCount() - m_sourceRow.value(lastRow);
|
|
|
723 sourceModel().removeRows(start, end - start + 1);
|
|
|
724 endRemoveRows();
|
|
|
725 connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
726 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
727 m_loaded = false;
|
|
|
728 if (oldCount - count != rowCount())
|
|
|
729 reset();
|
|
|
730 return true;
|
|
|
731 }
|
|
|
732
|
|
|
733
|
|
|
734 QVariant data(QModelIndex &index, int role = Qt.DisplayRole);
|
|
|
735 {
|
|
|
736 return QAbstractProxyModel::data(index, role);
|
|
|
737 }
|
|
|
738
|
|
|
739 private slots:
|
|
|
740
|
|
|
741 void sourceReset()
|
|
|
742 {
|
|
|
743 m_loaded = false;
|
|
|
744 reset();
|
|
|
745 }
|
|
|
746
|
|
|
747
|
|
|
748 void sourceDataChanged(QModelIndex &topLeft, QModelIndex &bottomRight)
|
|
|
749 {
|
|
|
750 emit dataChanged(mapFromSource(topLeft), mapFromSource(bottomRight));
|
|
|
751 }
|
|
|
752
|
|
|
753 void sourceRowsRemoved(QModelIndex &, int start, int end)
|
|
|
754 {
|
|
|
755 Q_UNUSED(start);
|
|
|
756 Q_UNUSED(end);
|
|
|
757 sourceReset();
|
|
|
758 }
|
|
|
759
|
|
|
760
|
|
|
761 void sourceRowsInserted(QModelIndex &parent, int start, int end)
|
|
|
762 {
|
|
|
763 Q_ASSERT(start == end && start == 0);
|
|
|
764 Q_UNUSED(end);
|
|
|
765 if (!m_loaded)
|
|
|
766 return;
|
|
|
767 QModelIndex idx = sourceModel().index(start, 0, parent);
|
|
|
768 QString url = idx.data(HistoryModel.UrlStringRole).toString();
|
|
|
769 if (m_historyHash.contains(url)) {
|
|
|
770 int sourceRow = sourceModel().rowCount() - m_historyHash[url];
|
|
|
771 int realRow = mapFromSource(sourceModel().index(sourceRow, 0)).row();
|
|
|
772 beginRemoveRows(QModelIndex(), realRow, realRow);
|
|
|
773 m_sourceRow.removeAt(realRow);
|
|
|
774 m_historyHash.remove(url);
|
|
|
775 endRemoveRows();
|
|
|
776 }
|
|
|
777 beginInsertRows(QModelIndex(), 0, 0);
|
|
|
778 m_historyHash.insert(url, sourceModel().rowCount() - start);
|
|
|
779 m_sourceRow.insert(0, sourceModel().rowCount());
|
|
|
780 endInsertRows();
|
|
|
781 }
|
|
|
782
|
|
|
783 private:
|
|
|
784 void load()
|
|
|
785 {
|
|
|
786 if (m_loaded)
|
|
|
787 return;
|
|
|
788 m_sourceRow.clear();
|
|
|
789 m_historyHash.clear();
|
|
|
790 m_historyHash.reserve(sourceModel().rowCount());
|
|
|
791 for (int i = 0; i < sourceModel().rowCount(); ++i) {
|
|
|
792 QModelIndex idx = sourceModel().index(i, 0);
|
|
|
793 QString url = idx.data(HistoryModel.UrlStringRole).toString();
|
|
|
794 if (!m_historyHash.contains(url)) {
|
|
|
795 m_sourceRow.append(sourceModel().rowCount() - i);
|
|
|
796 m_historyHash[url] = sourceModel().rowCount() - i;
|
|
|
797 }
|
|
|
798 }
|
|
|
799 m_loaded = true;
|
|
|
800 }
|
|
|
801
|
|
|
802
|
|
|
803 mutable QList<int> m_sourceRow;
|
|
|
804 mutable QHash<QString, int> m_historyHash;
|
|
|
805 mutable bool m_loaded;
|
|
|
806 }
|
|
|
807
|
|
|
808 /*
|
|
|
809 The history menu
|
|
|
810 - Removes the first twenty entries and puts them as children of the top level.
|
|
|
811 - If there are less then twenty entries then the first folder is also removed.
|
|
|
812
|
|
|
813 The mapping is done by knowing that HistoryTreeModel is over a table
|
|
|
814 We store that row offset in our index's private data.
|
|
|
815 */
|
|
|
816 class HistoryMenuModel : public QAbstractProxyModel
|
|
|
817 {
|
|
|
818 Q_OBJECT
|
|
|
819
|
|
|
820 public:
|
|
|
821
|
|
|
822 /*
|
|
|
823 Maps the first bunch of items of the source model to the root
|
|
|
824 */
|
|
|
825 HistoryMenuModel(HistoryTreeModel *sourceModel, QObject *parent = null)
|
|
|
826 {
|
|
|
827 super(parent);
|
|
|
828 m_treeModel = sourceModel;
|
|
|
829 setSourceModel(sourceModel);
|
|
|
830 }
|
|
|
831
|
|
|
832 int columnCount(QModelIndex &parent)
|
|
|
833 {
|
|
|
834 return m_treeModel.columnCount(mapToSource(parent));
|
|
|
835 }
|
|
|
836
|
|
|
837 int rowCount(QModelIndex &parent = QModelIndex());
|
|
|
838 {
|
|
|
839 if (parent.column() > 0)
|
|
|
840 return 0;
|
|
|
841
|
|
|
842 if (!parent.isValid()) {
|
|
|
843 int folders = sourceModel().rowCount();
|
|
|
844 int bumpedItems = bumpedRows();
|
|
|
845 if (bumpedItems <= MOVEDROWS && bumpedItems == sourceModel().rowCount(sourceModel().index(0, 0)))
|
|
|
846 --folders;
|
|
|
847 return bumpedItems + folders;
|
|
|
848 }
|
|
|
849
|
|
|
850 if (parent.internalId() == -1) {
|
|
|
851 if (parent.row() < bumpedRows())
|
|
|
852 return 0;
|
|
|
853 }
|
|
|
854
|
|
|
855 QModelIndex idx = mapToSource(parent);
|
|
|
856 int defaultCount = sourceModel().rowCount(idx);
|
|
|
857 if (idx == sourceModel().index(0, 0))
|
|
|
858 return defaultCount - bumpedRows();
|
|
|
859 return defaultCount;
|
|
|
860 }
|
|
|
861
|
|
|
862 QModelIndex mapFromSource(QModelIndex &sourceIndex)
|
|
|
863 {
|
|
|
864 // currently not used or autotested
|
|
|
865 Q_ASSERT(false);
|
|
|
866 int sr = m_treeModel.mapToSource(sourceIndex).row();
|
|
|
867 return createIndex(sourceIndex.row(), sourceIndex.column(), sr);
|
|
|
868 }
|
|
|
869
|
|
|
870 QModelIndex mapToSource(QModelIndex &proxyIndex)
|
|
|
871 {
|
|
|
872 if (!proxyIndex.isValid())
|
|
|
873 return QModelIndex();
|
|
|
874
|
|
|
875 if (proxyIndex.internalId() == -1) {
|
|
|
876 int bumpedItems = bumpedRows();
|
|
|
877 if (proxyIndex.row() < bumpedItems)
|
|
|
878 return m_treeModel.index(proxyIndex.row(), proxyIndex.column(), m_treeModel.index(0, 0));
|
|
|
879 if (bumpedItems <= MOVEDROWS && bumpedItems == sourceModel().rowCount(m_treeModel.index(0, 0)))
|
|
|
880 --bumpedItems;
|
|
|
881 return m_treeModel.index(proxyIndex.row() - bumpedItems, proxyIndex.column());
|
|
|
882 }
|
|
|
883
|
|
|
884 QModelIndex historyIndex = m_treeModel.sourceModel().index(proxyIndex.internalId(), proxyIndex.column());
|
|
|
885 QModelIndex treeIndex = m_treeModel.mapFromSource(historyIndex);
|
|
|
886 return treeIndex;
|
|
|
887 }
|
|
|
888
|
|
|
889
|
|
|
890 QModelIndex index(int, int, QModelIndex &parent = QModelIndex());
|
|
|
891 {
|
|
|
892 if (row < 0
|
|
|
893 || column < 0 || column >= columnCount(parent)
|
|
|
894 || parent.column() > 0)
|
|
|
895 return QModelIndex();
|
|
|
896 if (!parent.isValid())
|
|
|
897 return createIndex(row, column, -1);
|
|
|
898
|
|
|
899 QModelIndex treeIndexParent = mapToSource(parent);
|
|
|
900
|
|
|
901 int bumpedItems = 0;
|
|
|
902 if (treeIndexParent == m_treeModel.index(0, 0))
|
|
|
903 bumpedItems = bumpedRows();
|
|
|
904 QModelIndex treeIndex = m_treeModel.index(row + bumpedItems, column, treeIndexParent);
|
|
|
905 QModelIndex historyIndex = m_treeModel.mapToSource(treeIndex);
|
|
|
906 int historyRow = historyIndex.row();
|
|
|
907 if (historyRow == -1)
|
|
|
908 historyRow = treeIndex.row();
|
|
|
909 return createIndex(row, column, historyRow);
|
|
|
910 }
|
|
|
911
|
|
|
912 QModelIndex parent(QModelIndex &index = QModelIndex());
|
|
|
913 {
|
|
|
914 int offset = index.internalId();
|
|
|
915 if (offset == -1 || !index.isValid())
|
|
|
916 return QModelIndex();
|
|
|
917
|
|
|
918 QModelIndex historyIndex = m_treeModel.sourceModel().index(index.internalId(), 0);
|
|
|
919 QModelIndex treeIndex = m_treeModel.mapFromSource(historyIndex);
|
|
|
920 QModelIndex treeIndexParent = treeIndex.parent();
|
|
|
921
|
|
|
922 int sr = m_treeModel.mapToSource(treeIndexParent).row();
|
|
|
923 int bumpedItems = bumpedRows();
|
|
|
924 if (bumpedItems <= MOVEDROWS && bumpedItems == sourceModel().rowCount(sourceModel().index(0, 0)))
|
|
|
925 --bumpedItems;
|
|
|
926 return createIndex(bumpedItems + treeIndexParent.row(), treeIndexParent.column(), sr);
|
|
|
927 }
|
|
|
928
|
|
|
929 int bumpedRows()
|
|
|
930 {
|
|
|
931 QModelIndex first = m_treeModel.index(0, 0);
|
|
|
932 if (!first.isValid())
|
|
|
933 return 0;
|
|
|
934 return qMin(m_treeModel.rowCount(first), MOVEDROWS);
|
|
|
935 }
|
|
|
936
|
|
|
937 private:
|
|
|
938
|
|
|
939 HistoryTreeModel *m_treeModel;
|
|
|
940 }
|
|
|
941
|
|
|
942 // Menu that is dynamically populated from the history
|
|
|
943 class HistoryMenu : public ModelMenu
|
|
|
944 {
|
|
|
945 Q_OBJECT
|
|
|
946
|
|
|
947 signals:
|
|
|
948 void openUrl(QUrl &url);
|
|
|
949
|
|
|
950 public:
|
|
|
951
|
|
|
952 this(QWidget *parent = null)
|
|
|
953 {
|
|
|
954 super(parent);
|
|
|
955 m_history = 0;
|
|
|
956 connect(this, SIGNAL(activated(QModelIndex &)),
|
|
|
957 this, SLOT(activated(QModelIndex &)));
|
|
|
958 setHoverRole(HistoryModel.UrlStringRole);
|
|
|
959 }
|
|
|
960
|
|
|
961 void setInitialActions(QList<QAction*> actions)
|
|
|
962 {
|
|
|
963 m_initialActions = actions;
|
|
|
964 for (int i = 0; i < m_initialActions.count(); ++i)
|
|
|
965 addAction(m_initialActions.at(i));
|
|
|
966 }
|
|
|
967
|
|
|
968 protected:
|
|
|
969
|
|
|
970 bool prePopulated()
|
|
|
971 {
|
|
|
972 if (!m_history) {
|
|
|
973 m_history = BrowserApplication::historyManager();
|
|
|
974 m_historyMenuModel = new HistoryMenuModel(m_history.historyTreeModel(), this);
|
|
|
975 setModel(m_historyMenuModel);
|
|
|
976 }
|
|
|
977 // initial actions
|
|
|
978 for (int i = 0; i < m_initialActions.count(); ++i)
|
|
|
979 addAction(m_initialActions.at(i));
|
|
|
980 if (!m_initialActions.isEmpty())
|
|
|
981 addSeparator();
|
|
|
982 setFirstSeparator(m_historyMenuModel.bumpedRows());
|
|
|
983
|
|
|
984 return false;
|
|
|
985 }
|
|
|
986
|
|
|
987 void postPopulated()
|
|
|
988 {
|
|
|
989 if (m_history.history().count() > 0)
|
|
|
990 addSeparator();
|
|
|
991
|
|
|
992 QAction *showAllAction = new QAction(tr("Show All History"), this);
|
|
|
993 connect(showAllAction, SIGNAL(triggered()), this, SLOT(showHistoryDialog()));
|
|
|
994 addAction(showAllAction);
|
|
|
995
|
|
|
996 QAction *clearAction = new QAction(tr("Clear History"), this);
|
|
|
997 connect(clearAction, SIGNAL(triggered()), m_history, SLOT(clear()));
|
|
|
998 addAction(clearAction);
|
|
|
999 }
|
|
|
1000
|
|
|
1001 private slots:
|
|
|
1002 void activated(QModelIndex &index)
|
|
|
1003 {
|
|
|
1004 emit openUrl(index.data(HistoryModel.UrlRole).toUrl());
|
|
|
1005 }
|
|
|
1006
|
|
|
1007 void showHistoryDialog()
|
|
|
1008 {
|
|
|
1009 HistoryDialog *dialog = new HistoryDialog(this);
|
|
|
1010 connect(dialog, SIGNAL(openUrl(QUrl&)),
|
|
|
1011 this, SIGNAL(openUrl(QUrl&)));
|
|
|
1012 dialog.show();
|
|
|
1013 }
|
|
|
1014
|
|
|
1015
|
|
|
1016 private:
|
|
|
1017
|
|
|
1018 HistoryManager *m_history;
|
|
|
1019 HistoryMenuModel *m_historyMenuModel;
|
|
|
1020 QList<QAction*> m_initialActions;
|
|
|
1021 }
|
|
|
1022
|
|
|
1023 // proxy model for the history model that
|
|
|
1024 // exposes each url http://www.foo.com and it url starting at the host www.foo.com
|
|
|
1025 class HistoryCompletionModel : public QAbstractProxyModel
|
|
|
1026 {
|
|
|
1027 Q_OBJECT
|
|
|
1028
|
|
|
1029 public:
|
|
|
1030 this(QObject *parent = null)
|
|
|
1031 {
|
|
|
1032 super(parent);
|
|
|
1033 }
|
|
|
1034
|
|
|
1035 QVariant data(QModelIndex &index, int role)
|
|
|
1036 {
|
|
|
1037 if (sourceModel()
|
|
|
1038 && (role == Qt.EditRole || role == Qt.DisplayRole)
|
|
|
1039 && index.isValid()) {
|
|
|
1040 QModelIndex idx = mapToSource(index);
|
|
|
1041 idx = idx.sibling(idx.row(), 1);
|
|
|
1042 QString urlString = idx.data(HistoryModel.UrlStringRole).toString();
|
|
|
1043 if (index.row() % 2) {
|
|
|
1044 QUrl url = urlString;
|
|
|
1045 QString s = url.toString(QUrl::RemoveScheme | QUrl::RemoveUserInfo | QUrl::StripTrailingSlash);
|
|
|
1046 return s.mid(2); // strip // from the front
|
|
|
1047 }
|
|
|
1048 return urlString;
|
|
|
1049 }
|
|
|
1050 return QAbstractProxyModel::data(index, role);
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 int rowCount(QModelIndex &parent = QModelIndex())
|
|
|
1054 {
|
|
|
1055 return (parent.isValid() || !sourceModel()) ? 0 : sourceModel().rowCount(parent) * 2;
|
|
|
1056 }
|
|
|
1057
|
|
|
1058 int columnCount(QModelIndex &parent = QModelIndex())
|
|
|
1059 {
|
|
|
1060 return (parent.isValid()) ? 0 : 1;
|
|
|
1061 }
|
|
|
1062
|
|
|
1063 QModelIndex mapFromSource(QModelIndex &sourceIndex)
|
|
|
1064 {
|
|
|
1065 int row = sourceIndex.row() * 2;
|
|
|
1066 return index(row, sourceIndex.column());
|
|
|
1067 }
|
|
|
1068
|
|
|
1069
|
|
|
1070 QModelIndex mapToSource(QModelIndex &proxyIndex)
|
|
|
1071 {
|
|
|
1072 if (!sourceModel())
|
|
|
1073 return QModelIndex();
|
|
|
1074 int row = proxyIndex.row() / 2;
|
|
|
1075 return sourceModel().index(row, proxyIndex.column());
|
|
|
1076 }
|
|
|
1077
|
|
|
1078 QModelIndex index(int, int, QModelIndex& = QModelIndex())
|
|
|
1079 {
|
|
|
1080 if (row < 0 || row >= rowCount(parent)
|
|
|
1081 || column < 0 || column >= columnCount(parent))
|
|
|
1082 return QModelIndex();
|
|
|
1083 return createIndex(row, column, 0);
|
|
|
1084 }
|
|
|
1085
|
|
|
1086 QModelIndex parent(QModelIndex& index= QModelIndex());
|
|
|
1087 {
|
|
|
1088 return QModelIndex();
|
|
|
1089 }
|
|
|
1090
|
|
|
1091 void setSourceModel(QAbstractItemModel *sourceModel);
|
|
|
1092 {
|
|
|
1093 if (sourceModel()) {
|
|
|
1094 disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
1095 disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
1096 this, SLOT(sourceReset()));
|
|
|
1097 disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
1098 this, SLOT(sourceReset()));
|
|
|
1099 }
|
|
|
1100
|
|
|
1101 QAbstractProxyModel::setSourceModel(newSourceModel);
|
|
|
1102
|
|
|
1103 if (newSourceModel) {
|
|
|
1104 connect(newSourceModel, SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
1105 connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
1106 this, SLOT(sourceReset()));
|
|
|
1107 connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
1108 this, SLOT(sourceReset()));
|
|
|
1109 }
|
|
|
1110
|
|
|
1111 reset();
|
|
|
1112 }
|
|
|
1113
|
|
|
1114 private slots:
|
|
|
1115
|
|
|
1116 void sourceReset()
|
|
|
1117 {
|
|
|
1118 reset();
|
|
|
1119 }
|
|
|
1120 }
|
|
|
1121
|
|
|
1122 // proxy model for the history model that converts the list
|
|
|
1123 // into a tree, one top level node per day.
|
|
|
1124 // Used in the HistoryDialog.
|
|
|
1125 class HistoryTreeModel : public QAbstractProxyModel
|
|
|
1126 {
|
|
|
1127 Q_OBJECT
|
|
|
1128
|
|
|
1129 public:
|
|
|
1130
|
|
|
1131 this(QAbstractItemModel *sourceModel, QObject *parent = null)
|
|
|
1132 {
|
|
|
1133 super(parent);
|
|
|
1134 setSourceModel(sourceModel);
|
|
|
1135 }
|
|
|
1136
|
|
|
1137 QVariant data(QModelIndex &index, int role = Qt.DisplayRole);
|
|
|
1138 {
|
|
|
1139 if ((role == Qt.EditRole || role == Qt.DisplayRole)) {
|
|
|
1140 int start = index.internalId();
|
|
|
1141 if (start == 0) {
|
|
|
1142 int offset = sourceDateRow(index.row());
|
|
|
1143 if (index.column() == 0) {
|
|
|
1144 QModelIndex idx = sourceModel().index(offset, 0);
|
|
|
1145 QDate date = idx.data(HistoryModel.DateRole).toDate();
|
|
|
1146 if (date == QDate::currentDate())
|
|
|
1147 return tr("Earlier Today");
|
|
|
1148 return date.toString(QLatin1String("dddd, MMMM d, yyyy"));
|
|
|
1149 }
|
|
|
1150 if (index.column() == 1) {
|
|
|
1151 return tr("%1 items").arg(rowCount(index.sibling(index.row(), 0)));
|
|
|
1152 }
|
|
|
1153 }
|
|
|
1154 }
|
|
|
1155 if (role == Qt.DecorationRole && index.column() == 0 && !index.parent().isValid())
|
|
|
1156 return QIcon(QLatin1String(":history.png"));
|
|
|
1157 if (role == HistoryModel.DateRole && index.column() == 0 && index.internalId() == 0) {
|
|
|
1158 int offset = sourceDateRow(index.row());
|
|
|
1159 QModelIndex idx = sourceModel().index(offset, 0);
|
|
|
1160 return idx.data(HistoryModel.DateRole);
|
|
|
1161 }
|
|
|
1162
|
|
|
1163 return QAbstractProxyModel::data(index, role);
|
|
|
1164 }
|
|
|
1165
|
|
|
1166
|
|
|
1167 int columnCount(QModelIndex &parent);
|
|
|
1168 {
|
|
|
1169 return sourceModel().columnCount(mapToSource(parent));
|
|
|
1170 }
|
|
|
1171
|
|
|
1172
|
|
|
1173 int rowCount(QModelIndex &parent = QModelIndex())
|
|
|
1174 {
|
|
|
1175 if ( parent.internalId() != 0
|
|
|
1176 || parent.column() > 0
|
|
|
1177 || !sourceModel())
|
|
|
1178 return 0;
|
|
|
1179
|
|
|
1180 // row count OF dates
|
|
|
1181 if (!parent.isValid()) {
|
|
|
1182 if (!m_sourceRowCache.isEmpty())
|
|
|
1183 return m_sourceRowCache.count();
|
|
|
1184 QDate currentDate;
|
|
|
1185 int rows = 0;
|
|
|
1186 int totalRows = sourceModel().rowCount();
|
|
|
1187
|
|
|
1188 for (int i = 0; i < totalRows; ++i) {
|
|
|
1189 QDate rowDate = sourceModel().index(i, 0).data(HistoryModel.DateRole).toDate();
|
|
|
1190 if (rowDate != currentDate) {
|
|
|
1191 m_sourceRowCache.append(i);
|
|
|
1192 currentDate = rowDate;
|
|
|
1193 ++rows;
|
|
|
1194 }
|
|
|
1195 }
|
|
|
1196 Q_ASSERT(m_sourceRowCache.count() == rows);
|
|
|
1197 return rows;
|
|
|
1198 }
|
|
|
1199
|
|
|
1200 // row count FOR a date
|
|
|
1201 int start = sourceDateRow(parent.row());
|
|
|
1202 int end = sourceDateRow(parent.row() + 1);
|
|
|
1203 return (end - start);
|
|
|
1204 }
|
|
|
1205
|
|
|
1206
|
|
|
1207 QModelIndex mapFromSource(QModelIndex &sourceIndex);
|
|
|
1208 {
|
|
|
1209 if (!sourceIndex.isValid())
|
|
|
1210 return QModelIndex();
|
|
|
1211
|
|
|
1212 if (m_sourceRowCache.isEmpty())
|
|
|
1213 rowCount(QModelIndex());
|
|
|
1214
|
|
|
1215 QList<int>::iterator it;
|
|
|
1216 it = qLowerBound(m_sourceRowCache.begin(), m_sourceRowCache.end(), sourceIndex.row());
|
|
|
1217 if (*it != sourceIndex.row())
|
|
|
1218 --it;
|
|
|
1219 int dateRow = qMax(0, it - m_sourceRowCache.begin());
|
|
|
1220 int row = sourceIndex.row() - m_sourceRowCache.at(dateRow);
|
|
|
1221 return createIndex(row, sourceIndex.column(), dateRow + 1);
|
|
|
1222 }
|
|
|
1223
|
|
|
1224
|
|
|
1225 QModelIndex mapToSource(QModelIndex &proxyIndex)
|
|
|
1226 {
|
|
|
1227 int offset = proxyIndex.internalId();
|
|
|
1228 if (offset == 0)
|
|
|
1229 return QModelIndex();
|
|
|
1230 int startDateRow = sourceDateRow(offset - 1);
|
|
|
1231 return sourceModel().index(startDateRow + proxyIndex.row(), proxyIndex.column());
|
|
|
1232 }
|
|
|
1233
|
|
|
1234
|
|
|
1235 QModelIndex index(int row, int column, QModelIndex &parent = QModelIndex())
|
|
|
1236 {
|
|
|
1237 if (row < 0 || column < 0 || column >= columnCount(parent) || parent.column() > 0)
|
|
|
1238 return QModelIndex();
|
|
|
1239
|
|
|
1240 if (!parent.isValid())
|
|
|
1241 return createIndex(row, column, 0);
|
|
|
1242 return createIndex(row, column, parent.row() + 1);
|
|
|
1243 }
|
|
|
1244
|
|
|
1245
|
|
|
1246 QModelIndex parent(QModelIndex &index= QModelIndex())
|
|
|
1247 {
|
|
|
1248 int offset = index.internalId();
|
|
|
1249 if (offset == 0 || !index.isValid())
|
|
|
1250 return QModelIndex();
|
|
|
1251 return createIndex(offset - 1, 0, 0);
|
|
|
1252 }
|
|
|
1253
|
|
|
1254
|
|
|
1255 bool hasChildren(QModelIndex &parent = QModelIndex())
|
|
|
1256 {
|
|
|
1257 QModelIndex grandparent = parent.parent();
|
|
|
1258 if (!grandparent.isValid())
|
|
|
1259 return true;
|
|
|
1260 return false;
|
|
|
1261 }
|
|
|
1262
|
|
|
1263
|
|
|
1264 Qt.ItemFlags flags(QModelIndex &index)
|
|
|
1265 {
|
|
|
1266 if (!index.isValid())
|
|
|
1267 return Qt.NoItemFlags;
|
|
|
1268 return Qt.ItemIsSelectable | Qt.ItemIsEnabled | Qt.ItemIsDragEnabled;
|
|
|
1269 }
|
|
|
1270
|
|
|
1271 bool removeRows(int row, int count, QModelIndex &parent = QModelIndex());
|
|
|
1272 {
|
|
|
1273 if (row < 0 || count <= 0 || row + count > rowCount(parent))
|
|
|
1274 return false;
|
|
|
1275
|
|
|
1276 if (parent.isValid()) {
|
|
|
1277 // removing pages
|
|
|
1278 int offset = sourceDateRow(parent.row());
|
|
|
1279 return sourceModel().removeRows(offset + row, count);
|
|
|
1280 } else {
|
|
|
1281 // removing whole dates
|
|
|
1282 for (int i = row + count - 1; i >= row; --i) {
|
|
|
1283 QModelIndex dateParent = index(i, 0);
|
|
|
1284 int offset = sourceDateRow(dateParent.row());
|
|
|
1285 if (!sourceModel().removeRows(offset, rowCount(dateParent)))
|
|
|
1286 return false;
|
|
|
1287 }
|
|
|
1288 }
|
|
|
1289 return true;
|
|
|
1290 }
|
|
|
1291
|
|
|
1292
|
|
|
1293 QVariant headerData(int section, Qt.Orientation orientation, int role = Qt.DisplayRole)
|
|
|
1294 {
|
|
|
1295 return sourceModel().headerData(section, orientation, role);
|
|
|
1296 }
|
|
|
1297
|
|
|
1298
|
|
|
1299
|
|
|
1300 void setSourceModel(QAbstractItemModel *newSourceModel)
|
|
|
1301 {
|
|
|
1302 if (sourceModel()) {
|
|
|
1303 disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
1304 disconnect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset()));
|
|
|
1305 disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
1306 this, SLOT(sourceRowsInserted(QModelIndex &, int, int)));
|
|
|
1307 disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
1308 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
1309 }
|
|
|
1310
|
|
|
1311 QAbstractProxyModel::setSourceModel(newSourceModel);
|
|
|
1312
|
|
|
1313 if (newSourceModel) {
|
|
|
1314 connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
|
|
|
1315 connect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset()));
|
|
|
1316 connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex &, int, int)),
|
|
|
1317 this, SLOT(sourceRowsInserted(QModelIndex &, int, int)));
|
|
|
1318 connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex &, int, int)),
|
|
|
1319 this, SLOT(sourceRowsRemoved(QModelIndex &, int, int)));
|
|
|
1320 }
|
|
|
1321
|
|
|
1322 reset();
|
|
|
1323 }
|
|
|
1324
|
|
|
1325
|
|
|
1326 private slots:
|
|
|
1327
|
|
|
1328 void sourceReset()
|
|
|
1329 {
|
|
|
1330 m_sourceRowCache.clear();
|
|
|
1331 reset();
|
|
|
1332 }
|
|
|
1333
|
|
|
1334 void sourceRowsInserted(QModelIndex &parent, int start, int end);
|
|
|
1335 {
|
|
|
1336 Q_UNUSED(parent); // Avoid warnings when compiling release
|
|
|
1337 Q_ASSERT(!parent.isValid());
|
|
|
1338 if (start != 0 || start != end) {
|
|
|
1339 m_sourceRowCache.clear();
|
|
|
1340 reset();
|
|
|
1341 return;
|
|
|
1342 }
|
|
|
1343
|
|
|
1344 m_sourceRowCache.clear();
|
|
|
1345 QModelIndex treeIndex = mapFromSource(sourceModel().index(start, 0));
|
|
|
1346 QModelIndex treeParent = treeIndex.parent();
|
|
|
1347 if (rowCount(treeParent) == 1) {
|
|
|
1348 beginInsertRows(QModelIndex(), 0, 0);
|
|
|
1349 endInsertRows();
|
|
|
1350 } else {
|
|
|
1351 beginInsertRows(treeParent, treeIndex.row(), treeIndex.row());
|
|
|
1352 endInsertRows();
|
|
|
1353 }
|
|
|
1354 }
|
|
|
1355
|
|
|
1356
|
|
|
1357 void sourceRowsRemoved(QModelIndex &parent, int start, int end);
|
|
|
1358 {
|
|
|
1359 Q_UNUSED(parent); // Avoid warnings when compiling release
|
|
|
1360 Q_ASSERT(!parent.isValid());
|
|
|
1361 if (m_sourceRowCache.isEmpty())
|
|
|
1362 return;
|
|
|
1363 for (int i = end; i >= start;) {
|
|
|
1364 QList<int>::iterator it;
|
|
|
1365 it = qLowerBound(m_sourceRowCache.begin(), m_sourceRowCache.end(), i);
|
|
|
1366 // playing it safe
|
|
|
1367 if (it == m_sourceRowCache.end()) {
|
|
|
1368 m_sourceRowCache.clear();
|
|
|
1369 reset();
|
|
|
1370 return;
|
|
|
1371 }
|
|
|
1372
|
|
|
1373 if (*it != i)
|
|
|
1374 --it;
|
|
|
1375 int row = qMax(0, it - m_sourceRowCache.begin());
|
|
|
1376 int offset = m_sourceRowCache[row];
|
|
|
1377 QModelIndex dateParent = index(row, 0);
|
|
|
1378 // If we can remove all the rows in the date do that and skip over them
|
|
|
1379 int rc = rowCount(dateParent);
|
|
|
1380 if (i - rc + 1 == offset && start <= i - rc + 1) {
|
|
|
1381 beginRemoveRows(QModelIndex(), row, row);
|
|
|
1382 m_sourceRowCache.removeAt(row);
|
|
|
1383 i -= rc + 1;
|
|
|
1384 } else {
|
|
|
1385 beginRemoveRows(dateParent, i - offset, i - offset);
|
|
|
1386 ++row;
|
|
|
1387 --i;
|
|
|
1388 }
|
|
|
1389 for (int j = row; j < m_sourceRowCache.count(); ++j)
|
|
|
1390 --m_sourceRowCache[j];
|
|
|
1391 endRemoveRows();
|
|
|
1392 }
|
|
|
1393 }
|
|
|
1394
|
|
|
1395 private:
|
|
|
1396
|
|
|
1397 // Translate the top level date row into the offset where that date starts
|
|
|
1398 int sourceDateRow(int row)
|
|
|
1399 {
|
|
|
1400 if (row <= 0)
|
|
|
1401 return 0;
|
|
|
1402
|
|
|
1403 if (m_sourceRowCache.isEmpty())
|
|
|
1404 rowCount(QModelIndex());
|
|
|
1405
|
|
|
1406 if (row >= m_sourceRowCache.count()) {
|
|
|
1407 if (!sourceModel())
|
|
|
1408 return 0;
|
|
|
1409 return sourceModel().rowCount();
|
|
|
1410 }
|
|
|
1411 return m_sourceRowCache.at(row);
|
|
|
1412 }
|
|
|
1413
|
|
|
1414 mutable QList<int> m_sourceRowCache;
|
|
|
1415 }
|
|
|
1416
|
|
|
1417 // A modified QSortFilterProxyModel that always accepts the root nodes in the tree
|
|
|
1418 // so filtering is only done on the children.
|
|
|
1419 // Used in the HistoryDialog
|
|
|
1420 class TreeProxyModel : public QSortFilterProxyModel
|
|
|
1421 {
|
|
|
1422 Q_OBJECT
|
|
|
1423
|
|
|
1424 public:
|
|
|
1425 this(QObject *parent = null)
|
|
|
1426 {
|
|
|
1427 super(parent);
|
|
|
1428 setSortRole(HistoryModel.DateTimeRole);
|
|
|
1429 setFilterCaseSensitivity(Qt.CaseInsensitive);
|
|
|
1430 }
|
|
|
1431
|
|
|
1432 protected:
|
|
|
1433 bool filterAcceptsRow(int source_row, QModelIndex &source_parent)
|
|
|
1434 {
|
|
|
1435 if (!source_parent.isValid())
|
|
|
1436 return true;
|
|
|
1437 return QSortFilterProxyModel::filterAcceptsRow(source_row, source_parent);
|
|
|
1438 }
|
|
|
1439 }
|
|
|
1440
|
|
|
1441 #include "ui_history.h"
|
|
|
1442
|
|
|
1443 class HistoryDialog : public QDialog, public Ui_HistoryDialog
|
|
|
1444 {
|
|
|
1445 Q_OBJECT
|
|
|
1446
|
|
|
1447 signals:
|
|
|
1448 void openUrl(QUrl &url);
|
|
|
1449
|
|
|
1450 public:
|
|
|
1451
|
|
|
1452 this(QWidget *parent = null, HistoryManager *history = null) : QDialog(parent)
|
|
|
1453 {
|
|
|
1454 HistoryManager *history = setHistory;
|
|
|
1455 if (!history)
|
|
|
1456 history = BrowserApplication::historyManager();
|
|
|
1457 setupUi(this);
|
|
|
1458 tree.setUniformRowHeights(true);
|
|
|
1459 tree.setSelectionBehavior(QAbstractItemView::SelectRows);
|
|
|
1460 tree.setTextElideMode(Qt.ElideMiddle);
|
|
|
1461 QAbstractItemModel *model = history.historyTreeModel();
|
|
|
1462 TreeProxyModel *proxyModel = new TreeProxyModel(this);
|
|
|
1463 connect(search, SIGNAL(textChanged(QString)),
|
|
|
1464 proxyModel, SLOT(setFilterFixedString(QString)));
|
|
|
1465 connect(removeButton, SIGNAL(clicked()), tree, SLOT(removeOne()));
|
|
|
1466 connect(removeAllButton, SIGNAL(clicked()), history, SLOT(clear()));
|
|
|
1467 proxyModel.setSourceModel(model);
|
|
|
1468 tree.setModel(proxyModel);
|
|
|
1469 tree.setExpanded(proxyModel.index(0, 0), true);
|
|
|
1470 tree.setAlternatingRowColors(true);
|
|
|
1471 QFontMetrics fm(font());
|
|
|
1472 int header = fm.width(QLatin1Char('m')) * 40;
|
|
|
1473 tree.header().resizeSection(0, header);
|
|
|
1474 tree.header().setStretchLastSection(true);
|
|
|
1475 connect(tree, SIGNAL(activated(QModelIndex&)),
|
|
|
1476 this, SLOT(open()));
|
|
|
1477 tree.setContextMenuPolicy(Qt.CustomContextMenu);
|
|
|
1478 connect(tree, SIGNAL(customContextMenuRequested(QPoint &)),
|
|
|
1479 this, SLOT(customContextMenuRequested(QPoint &)));
|
|
|
1480 }
|
|
|
1481
|
|
|
1482 private slots:
|
|
|
1483
|
|
|
1484 void customContextMenuRequested(QPoint &pos)
|
|
|
1485 {
|
|
|
1486 QMenu menu;
|
|
|
1487 QModelIndex index = tree.indexAt(pos);
|
|
|
1488 index = index.sibling(index.row(), 0);
|
|
|
1489 if (index.isValid() && !tree.model().hasChildren(index)) {
|
|
|
1490 menu.addAction(tr("Open"), this, SLOT(open()));
|
|
|
1491 menu.addSeparator();
|
|
|
1492 menu.addAction(tr("Copy"), this, SLOT(copy()));
|
|
|
1493 }
|
|
|
1494 menu.addAction(tr("Delete"), tree, SLOT(removeOne()));
|
|
|
1495 menu.exec(QCursor::pos());
|
|
|
1496 }
|
|
|
1497
|
|
|
1498
|
|
|
1499 void open()
|
|
|
1500 {
|
|
|
1501 QModelIndex index = tree.currentIndex();
|
|
|
1502 if (!index.parent().isValid())
|
|
|
1503 return;
|
|
|
1504 emit openUrl(index.data(HistoryModel.UrlRole).toUrl());
|
|
|
1505 }
|
|
|
1506
|
|
|
1507 void copy()
|
|
|
1508 {
|
|
|
1509 QModelIndex index = tree.currentIndex();
|
|
|
1510 if (!index.parent().isValid())
|
|
|
1511 return;
|
|
|
1512 QString url = index.data(HistoryModel.UrlStringRole).toString();
|
|
|
1513
|
|
|
1514 QClipboard *clipboard = QApplication::clipboard();
|
|
|
1515 clipboard.setText(url);
|
|
|
1516 }
|
|
|
1517 }
|
