1 | /* $Id: UIConsoleEventHandler.cpp 35722 2011-01-26 16:37:16Z vboxsync $ */
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2 | /** @file
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3 | *
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4 | * VBox frontends: Qt GUI ("VirtualBox"):
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5 | * UIConsoleEventHandler class implementation
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6 | */
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7 |
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8 | /*
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9 | * Copyright (C) 2010 Oracle Corporation
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10 | *
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11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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12 | * available from http://www.virtualbox.org. This file is free software;
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13 | * you can redistribute it and/or modify it under the terms of the GNU
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14 | * General Public License (GPL) as published by the Free Software
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15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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18 | */
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19 |
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20 | /* Local includes */
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21 | #include "UIConsoleEventHandler.h"
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22 | #include "UIMainEventListener.h"
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23 | #include "VBoxGlobal.h"
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24 | #include "UISession.h"
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25 |
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26 | #ifdef Q_WS_MAC
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27 | # include "VBoxUtils.h"
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28 | #endif /* Q_WS_MAC */
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29 |
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30 | /* Global includes */
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31 | //#include <iprt/thread.h>
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32 | //#include <iprt/stream.h>
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33 |
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34 | /* static */
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35 | UIConsoleEventHandler *UIConsoleEventHandler::m_pInstance = 0;
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36 |
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37 | /* static */
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38 | UIConsoleEventHandler* UIConsoleEventHandler::instance(UISession *pSession /* = 0 */)
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39 | {
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40 | if (!m_pInstance)
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41 | m_pInstance = new UIConsoleEventHandler(pSession);
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42 | return m_pInstance;
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43 | }
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44 |
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45 | /* static */
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46 | void UIConsoleEventHandler::destroy()
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47 | {
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48 | if (m_pInstance)
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49 | {
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50 | delete m_pInstance;
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51 | m_pInstance = 0;
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52 | }
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53 | }
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54 |
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55 | UIConsoleEventHandler::UIConsoleEventHandler(UISession *pSession)
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56 | : m_pSession(pSession)
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57 | {
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58 | Assert(pSession);
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59 |
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60 | // RTPrintf("Self add: %RTthrd\n", RTThreadSelf());
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61 | ComObjPtr<UIMainEventListenerImpl> pListener;
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62 | pListener.createObject();
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63 | pListener->init(new UIMainEventListener(), this);
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64 | m_mainEventListener = CEventListener(pListener);
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65 | QVector<KVBoxEventType> events;
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66 | events
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67 | << KVBoxEventType_OnMousePointerShapeChanged
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68 | << KVBoxEventType_OnMouseCapabilityChanged
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69 | << KVBoxEventType_OnKeyboardLedsChanged
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70 | << KVBoxEventType_OnStateChanged
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71 | << KVBoxEventType_OnAdditionsStateChanged
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72 | << KVBoxEventType_OnNetworkAdapterChanged
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73 | << KVBoxEventType_OnMediumChanged
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74 | << KVBoxEventType_OnUSBControllerChanged
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75 | << KVBoxEventType_OnUSBDeviceStateChanged
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76 | << KVBoxEventType_OnSharedFolderChanged
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77 | << KVBoxEventType_OnRuntimeError
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78 | << KVBoxEventType_OnCanShowWindow
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79 | << KVBoxEventType_OnShowWindow;
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80 |
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81 | const CConsole &console = m_pSession->session().GetConsole();
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82 | console.GetEventSource().RegisterListener(m_mainEventListener, events, TRUE);
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83 | AssertWrapperOk(console);
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84 |
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85 | connect(pListener->getWrapped(), SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
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86 | this, SIGNAL(sigMousePointerShapeChange(bool, bool, QPoint, QSize, QVector<uint8_t>)),
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87 | Qt::QueuedConnection);
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88 |
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89 | connect(pListener->getWrapped(), SIGNAL(sigMouseCapabilityChange(bool, bool, bool)),
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90 | this, SIGNAL(sigMouseCapabilityChange(bool, bool, bool)),
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91 | Qt::QueuedConnection);
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92 |
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93 | connect(pListener->getWrapped(), SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
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94 | this, SIGNAL(sigKeyboardLedsChangeEvent(bool, bool, bool)),
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95 | Qt::QueuedConnection);
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96 |
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97 | connect(pListener->getWrapped(), SIGNAL(sigStateChange(KMachineState)),
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98 | this, SIGNAL(sigStateChange(KMachineState)),
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99 | Qt::QueuedConnection);
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100 |
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101 | connect(pListener->getWrapped(), SIGNAL(sigAdditionsChange()),
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102 | this, SIGNAL(sigAdditionsChange()),
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103 | Qt::QueuedConnection);
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104 |
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105 | connect(pListener->getWrapped(), SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
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106 | this, SIGNAL(sigNetworkAdapterChange(CNetworkAdapter)),
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107 | Qt::QueuedConnection);
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108 |
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109 | connect(pListener->getWrapped(), SIGNAL(sigMediumChange(CMediumAttachment)),
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110 | this, SIGNAL(sigMediumChange(CMediumAttachment)),
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111 | Qt::QueuedConnection);
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112 |
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113 | connect(pListener->getWrapped(), SIGNAL(sigUSBControllerChange()),
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114 | this, SIGNAL(sigUSBControllerChange()),
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115 | Qt::QueuedConnection);
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116 |
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117 | connect(pListener->getWrapped(), SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
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118 | this, SIGNAL(sigUSBDeviceStateChange(CUSBDevice, bool, CVirtualBoxErrorInfo)),
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119 | Qt::QueuedConnection);
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120 |
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121 | connect(pListener->getWrapped(), SIGNAL(sigSharedFolderChange()),
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122 | this, SIGNAL(sigSharedFolderChange()),
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123 | Qt::QueuedConnection);
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124 |
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125 | connect(pListener->getWrapped(), SIGNAL(sigRuntimeError(bool, QString, QString)),
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126 | this, SIGNAL(sigRuntimeError(bool, QString, QString)),
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127 | Qt::QueuedConnection);
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128 |
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129 | /* This is a vetoable event, so we have to respond to the event and have to
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130 | * use a direct connection therefor. */
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131 | connect(pListener->getWrapped(), SIGNAL(sigCanShowWindow(bool&, QString&)),
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132 | this, SLOT(sltCanShowWindow(bool&, QString&)),
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133 | Qt::DirectConnection);
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134 |
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135 | /* This returns a winId, so we have to respond to the event and have to use
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136 | * a direct connection therefor. */
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137 | connect(pListener->getWrapped(), SIGNAL(sigShowWindow(LONG64&)),
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138 | this, SLOT(sltShowWindow(LONG64&)),
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139 | Qt::DirectConnection);
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140 | }
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141 |
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142 | UIConsoleEventHandler::~UIConsoleEventHandler()
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143 | {
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144 | const CConsole &console = m_pSession->session().GetConsole();
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145 | console.GetEventSource().UnregisterListener(m_mainEventListener);
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146 | AssertWrapperOk(console);
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147 | }
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148 |
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149 | void UIConsoleEventHandler::sltCanShowWindow(bool & /* fVeto */, QString & /* strReason */)
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150 | {
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151 | /* No veto, so nothing for us to do. */
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152 | }
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153 |
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154 | void UIConsoleEventHandler::sltShowWindow(LONG64 &winId)
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155 | {
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156 | #ifdef Q_WS_MAC
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157 | /* Let's try the simple approach first - grab the focus.
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158 | * Getting a window out of the dock (minimized or whatever it's called)
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159 | * needs to be done on the GUI thread, so post it a note: */
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160 | winId = 0;
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161 | if (::darwinSetFrontMostProcess())
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162 | emit sigShowWindow();
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163 | else
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164 | {
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165 | /* It failed for some reason, send the other process our PSN so it can try.
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166 | * (This is just a precaution should Mac OS X start imposing the same sensible
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167 | * focus stealing restrictions that other window managers implement). */
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168 | winId = ::darwinGetCurrentProcessId();
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169 | }
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170 | #else /* Q_WS_MAC */
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171 | /* Return the ID of the top-level console window. */
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172 | winId = (ULONG64)m_pSession->winId();
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173 | #endif /* !Q_WS_MAC */
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174 | }
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175 |
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