1 | /* $Id: UINetworkManagerIndicator.cpp 80445 2019-08-27 17:51:09Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - UINetworkManagerIndicator stuff implementation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2012-2019 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 | /* GUI includes: */
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19 | #include "UICommon.h"
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20 | #include "UIIconPool.h"
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21 | #include "UINetworkManagerIndicator.h"
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22 | #include "UINetworkRequest.h"
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23 |
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24 |
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25 | UINetworkManagerIndicator::UINetworkManagerIndicator()
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26 | {
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27 | /* Assign state icons: */
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28 | setStateIcon(UINetworkManagerIndicatorState_Idle, UIIconPool::iconSet(":/download_manager_16px.png"));
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29 | setStateIcon(UINetworkManagerIndicatorState_Loading, UIIconPool::iconSet(":/download_manager_loading_16px.png"));
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30 | setStateIcon(UINetworkManagerIndicatorState_Error, UIIconPool::iconSet(":/download_manager_error_16px.png"));
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31 |
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32 | /* Translate content: */
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33 | retranslateUi();
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34 | }
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35 |
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36 | void UINetworkManagerIndicator::updateAppearance()
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37 | {
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38 | /* First of all, we are hiding LED in case of 'idle' state: */
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39 | if (state() == UINetworkManagerIndicatorState_Idle && !isHidden())
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40 | hide();
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41 |
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42 | /* Prepare description: */
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43 | QString strDecription;
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44 | /* Check if there are any network-requests: */
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45 | if (!m_ids.isEmpty())
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46 | {
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47 | /* Prepare table: */
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48 | QString strTable("<table>%1</table>");
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49 | QString strBodyItem("<tr><td>%1</td><td> </td><td>%2</td></tr>");
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50 | QString strParagraph("<p>%1</p>");
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51 | QString strBoldNobreak("<nobr><b>%1</b></nobr>");
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52 | QString strNobreak("<nobr>%1</nobr>");
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53 | QString strItalic("<i>%1</i>");
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54 | /* Prepare header: */
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55 | QString strHeader(strBoldNobreak.arg(tr("Current network operations:")));
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56 | /* Prepare table body: */
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57 | QString strBody;
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58 | for (int i = 0; i < m_data.size(); ++i)
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59 | {
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60 | const UINetworkRequestData &data = m_data[i];
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61 | const QString &strDescription = data.description;
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62 | QString strStatus(data.failed ? tr("failed", "network operation") :
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63 | tr("(%1 of %2)")
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64 | .arg(uiCommon().formatSize(data.bytesReceived))
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65 | .arg(uiCommon().formatSize(data.bytesTotal)));
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66 | QString strBodyLine(strBodyItem.arg(strNobreak.arg(strDescription)).arg(strNobreak.arg(strStatus)));
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67 | strBody += strBodyLine;
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68 | }
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69 | /* Compose description: */
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70 | strDecription = strParagraph.arg(strHeader + strTable.arg(strBody)) +
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71 | strParagraph.arg(strNobreak.arg(strItalic.arg(tr("Double-click for more information."))));
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72 | }
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73 | else
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74 | strDecription = QString();
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75 | /* Set description: */
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76 | setToolTip(strDecription);
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77 |
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78 | /* Finally, we are showing LED in case of state is not 'idle': */
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79 | if (state() != UINetworkManagerIndicatorState_Idle && isHidden())
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80 | show();
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81 | }
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82 |
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83 | void UINetworkManagerIndicator::sltAddNetworkManagerIndicatorDescription(UINetworkRequest *pNetworkRequest)
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84 | {
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85 | /* Make sure network-request is really exists: */
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86 | AssertMsg(pNetworkRequest, ("Invalid network-request passed!"));
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87 | /* Make sure network-request was NOT registered yet: */
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88 | AssertMsg(!m_ids.contains(pNetworkRequest->uuid()), ("Network-request already registered!"));
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89 |
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90 | /* Append network-request data: */
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91 | m_ids.append(pNetworkRequest->uuid());
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92 | m_data.append(UINetworkRequestData(pNetworkRequest->description(), 0, 0));
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93 |
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94 | /* Prepare network-request listeners: */
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95 | connect(pNetworkRequest, static_cast<void(UINetworkRequest::*)(const QUuid&)>(&UINetworkRequest::sigStarted),
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96 | this, &UINetworkManagerIndicator::sltSetProgressToStarted);
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97 | connect(pNetworkRequest, &UINetworkRequest::sigCanceled,
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98 | this, &UINetworkManagerIndicator::sltSetProgressToCanceled);
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99 | connect(pNetworkRequest, static_cast<void(UINetworkRequest::*)(const QUuid&)>(&UINetworkRequest::sigFinished),
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100 | this, &UINetworkManagerIndicator::sltSetProgressToFinished);
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101 | connect(pNetworkRequest, static_cast<void(UINetworkRequest::*)(const QUuid&, const QString &)>(&UINetworkRequest::sigFailed),
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102 | this, &UINetworkManagerIndicator::sltSetProgressToFailed);
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103 | connect(pNetworkRequest, static_cast<void(UINetworkRequest::*)(const QUuid&, qint64, qint64)>(&UINetworkRequest::sigProgress),
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104 | this, &UINetworkManagerIndicator::sltSetProgress);
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105 |
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106 | /* Update appearance: */
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107 | recalculateIndicatorState();
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108 | }
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109 |
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110 | void UINetworkManagerIndicator::sldRemoveNetworkManagerIndicatorDescription(const QUuid &uuid)
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111 | {
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112 | /* Make sure network-request still registered: */
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113 | AssertMsg(m_ids.contains(uuid), ("Network-request already unregistered!"));
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114 |
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115 | /* Search for network-request index: */
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116 | int iIndexOfRequiredElement = m_ids.indexOf(uuid);
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117 |
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118 | /* Delete corresponding network-request: */
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119 | m_ids.remove(iIndexOfRequiredElement);
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120 | m_data.remove(iIndexOfRequiredElement);
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121 |
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122 | /* Update appearance: */
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123 | recalculateIndicatorState();
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124 | }
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125 |
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126 | void UINetworkManagerIndicator::retranslateUi()
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127 | {
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128 | /* Update appearance: */
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129 | updateAppearance();
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130 | }
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131 |
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132 | void UINetworkManagerIndicator::sltSetProgressToStarted(const QUuid &uuid)
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133 | {
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134 | /* Make sure that network-request still registered: */
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135 | AssertMsg(m_ids.contains(uuid), ("That network-request already unregistered!"));
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136 |
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137 | /* Search for network-request index: */
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138 | int iIndexOfNetworkRequest = m_ids.indexOf(uuid);
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139 | /* Update corresponding network-request data: */
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140 | UINetworkRequestData &data = m_data[iIndexOfNetworkRequest];
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141 | data.bytesReceived = 0;
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142 | data.bytesTotal = 0;
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143 | data.failed = false;
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144 |
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145 | /* Update appearance: */
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146 | recalculateIndicatorState();
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147 | }
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148 |
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149 | void UINetworkManagerIndicator::sltSetProgressToCanceled(const QUuid &uuid)
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150 | {
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151 | /* Make sure that network-request still registered: */
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152 | AssertMsg(m_ids.contains(uuid), ("That network-request already unregistered!"));
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153 | Q_UNUSED(uuid);
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154 |
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155 | /* Update appearance: */
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156 | recalculateIndicatorState();
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157 | }
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158 |
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159 | void UINetworkManagerIndicator::sltSetProgressToFailed(const QUuid &uuid, const QString &)
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160 | {
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161 | /* Make sure that network-request still registered: */
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162 | AssertMsg(m_ids.contains(uuid), ("That network-request already unregistered!"));
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163 |
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164 | /* Search for network-request index: */
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165 | int iIndexOfNetworkRequest = m_ids.indexOf(uuid);
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166 | /* Update corresponding data: */
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167 | UINetworkRequestData &data = m_data[iIndexOfNetworkRequest];
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168 | data.failed = true;
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169 |
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170 | /* Update appearance: */
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171 | recalculateIndicatorState();
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172 | }
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173 |
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174 | void UINetworkManagerIndicator::sltSetProgressToFinished(const QUuid &uuid)
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175 | {
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176 | /* Make sure that network-request still registered: */
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177 | AssertMsg(m_ids.contains(uuid), ("That network-request already unregistered!"));
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178 | Q_UNUSED(uuid);
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179 |
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180 | /* Update appearance: */
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181 | recalculateIndicatorState();
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182 | }
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183 |
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184 | void UINetworkManagerIndicator::sltSetProgress(const QUuid &uuid, qint64 iReceived, qint64 iTotal)
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185 | {
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186 | /* Make sure that network-request still registered: */
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187 | AssertMsg(m_ids.contains(uuid), ("That network-request already unregistered!"));
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188 |
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189 | /* Search for network-request index: */
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190 | int iIndexOfNetworkRequest = m_ids.indexOf(uuid);
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191 | /* Update corresponding network-request data: */
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192 | UINetworkRequestData &data = m_data[iIndexOfNetworkRequest];
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193 | data.bytesReceived = iReceived;
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194 | data.bytesTotal = iTotal;
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195 |
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196 | /* Update appearance: */
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197 | updateAppearance();
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198 | }
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199 |
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200 | void UINetworkManagerIndicator::recalculateIndicatorState()
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201 | {
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202 | /* Check if there are network-requests at all: */
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203 | if (m_ids.isEmpty())
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204 | {
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205 | /* Set state to 'idle': */
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206 | setState(UINetworkManagerIndicatorState_Idle);
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207 | }
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208 | else
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209 | {
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210 | /* Check if there is at least one failed network-request: */
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211 | bool fIsThereAtLeastOneFailedNetworkRequest = false;
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212 | for (int i = 0; i < m_data.size(); ++i)
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213 | {
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214 | if (m_data[i].failed)
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215 | {
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216 | fIsThereAtLeastOneFailedNetworkRequest = true;
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217 | break;
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218 | }
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219 | }
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220 |
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221 | /* If there it least one failed network-request: */
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222 | if (fIsThereAtLeastOneFailedNetworkRequest)
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223 | {
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224 | /* Set state to 'error': */
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225 | setState(UINetworkManagerIndicatorState_Error);
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226 | }
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227 | else
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228 | {
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229 | /* Set state to 'loading': */
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230 | setState(UINetworkManagerIndicatorState_Loading);
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231 | }
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232 | }
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233 |
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234 | /* Update appearance finally: */
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235 | updateAppearance();
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236 | }
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237 |
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