1 | /** @file
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2 | *
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3 | * VBox Client callback COM Class implementation
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2009 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 | #include "VirtualBoxCallbackImpl.h"
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19 | #include "Logging.h"
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20 |
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21 | HRESULT CallbackWrapper::FinalConstruct()
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22 | {
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23 | return S_OK;
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24 | }
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25 |
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26 | void CallbackWrapper::FinalRelease()
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27 | {
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28 | }
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29 |
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30 | // public initializers/uninitializers only for internal purposes
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31 | HRESULT CallbackWrapper::init()
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32 | {
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33 | return S_OK;
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34 | }
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35 |
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36 | void CallbackWrapper::uninit(bool aFinalRelease)
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37 | {
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38 | }
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39 |
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40 | // ILocalOwner methods
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41 | /////////////////////////////////////////////////////////////////////////////
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42 |
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43 | STDMETHODIMP CallbackWrapper::SetLocalObject(IUnknown *aCallback)
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44 | {
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45 | if (aCallback == NULL)
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46 | {
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47 | mVBoxCallback.setNull();
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48 | mConsoleCallback.setNull();
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49 | return S_OK;
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50 | }
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51 |
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52 | if (!VALID_PTR (aCallback))
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53 | return E_POINTER;
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54 |
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55 | mVBoxCallback = aCallback;
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56 | mConsoleCallback = aCallback;
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57 |
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58 | // or some other error code?
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59 | AssertReturn(!!mVBoxCallback || !!mConsoleCallback, E_FAIL);
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60 |
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61 | return S_OK;
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62 | }
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63 |
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64 | // IVirtualBoxCallback methods
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65 | /////////////////////////////////////////////////////////////////////////////
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66 | STDMETHODIMP CallbackWrapper::OnMachineStateChange(IN_BSTR machineId, MachineState_T state)
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67 | {
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68 | if (mVBoxCallback.isNull())
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69 | return S_OK;
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70 |
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71 | return mVBoxCallback->OnMachineStateChange(machineId, state);
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72 | }
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73 |
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74 | STDMETHODIMP CallbackWrapper::OnMachineDataChange(IN_BSTR machineId)
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75 | {
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76 | AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
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77 |
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78 | if (mVBoxCallback.isNull())
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79 | return S_OK;
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80 |
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81 | return mVBoxCallback->OnMachineDataChange(machineId);
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82 | }
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83 |
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84 |
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85 | STDMETHODIMP CallbackWrapper::OnExtraDataCanChange(IN_BSTR machineId, IN_BSTR key, IN_BSTR value,
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86 | BSTR *error, BOOL *changeAllowed)
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87 | {
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88 | if (mVBoxCallback.isNull())
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89 | return S_OK;
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90 |
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91 | return mVBoxCallback->OnExtraDataCanChange(machineId, key, value, error, changeAllowed);
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92 | }
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93 |
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94 | STDMETHODIMP CallbackWrapper::OnExtraDataChange(IN_BSTR machineId, IN_BSTR key, IN_BSTR value)
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95 | {
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96 | if (mVBoxCallback.isNull())
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97 | return S_OK;
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98 |
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99 | return mVBoxCallback->OnExtraDataChange(machineId, key, value);
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100 | }
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101 |
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102 | STDMETHODIMP CallbackWrapper::OnMediumRegistered(IN_BSTR mediaId, DeviceType_T mediaType,
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103 | BOOL registered)
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104 | {
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105 | if (mVBoxCallback.isNull())
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106 | return S_OK;
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107 |
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108 | return mVBoxCallback->OnMediumRegistered(mediaId, mediaType, registered);
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109 | }
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110 |
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111 |
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112 | STDMETHODIMP CallbackWrapper::OnMachineRegistered(IN_BSTR aMachineId, BOOL registered)
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113 | {
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114 | if (mVBoxCallback.isNull())
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115 | return S_OK;
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116 |
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117 | return mVBoxCallback->OnMachineRegistered(aMachineId, registered);
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118 | }
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119 |
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120 | STDMETHODIMP CallbackWrapper::OnSessionStateChange(IN_BSTR aMachineId, SessionState_T state)
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121 | {
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122 | if (mVBoxCallback.isNull())
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123 | return S_OK;
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124 |
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125 | return mVBoxCallback->OnSessionStateChange(aMachineId, state);
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126 | }
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127 |
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128 | STDMETHODIMP CallbackWrapper::OnSnapshotTaken(IN_BSTR aMachineId, IN_BSTR aSnapshotId)
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129 | {
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130 | if (mVBoxCallback.isNull())
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131 | return S_OK;
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132 |
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133 | return mVBoxCallback->OnSnapshotTaken(aMachineId, aSnapshotId);
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134 | }
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135 |
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136 | STDMETHODIMP CallbackWrapper::OnSnapshotDeleted(IN_BSTR aMachineId, IN_BSTR aSnapshotId)
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137 | {
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138 | if (mVBoxCallback.isNull())
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139 | return S_OK;
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140 |
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141 | return mVBoxCallback->OnSnapshotDeleted(aMachineId, aSnapshotId);
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142 | }
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143 |
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144 | STDMETHODIMP CallbackWrapper::OnSnapshotChange(IN_BSTR aMachineId, IN_BSTR aSnapshotId)
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145 | {
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146 | if (mVBoxCallback.isNull())
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147 | return S_OK;
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148 |
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149 | return mVBoxCallback->OnSnapshotChange(aMachineId, aSnapshotId);
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150 | }
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151 |
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152 | STDMETHODIMP CallbackWrapper::OnGuestPropertyChange(IN_BSTR aMachineId, IN_BSTR key, IN_BSTR value, IN_BSTR flags)
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153 | {
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154 | if (mVBoxCallback.isNull())
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155 | return S_OK;
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156 |
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157 | return mVBoxCallback->OnGuestPropertyChange(aMachineId, key, value, flags);
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158 | }
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159 |
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160 |
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161 | // IConsoleCallback methods
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162 | /////////////////////////////////////////////////////////////////////////////
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163 | STDMETHODIMP CallbackWrapper::OnMousePointerShapeChange(BOOL visible, BOOL alpha, ULONG xHot, ULONG yHot,
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164 | ULONG width, ULONG height, BYTE *shape)
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165 | {
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166 | if (mConsoleCallback.isNull())
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167 | return S_OK;
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168 |
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169 | #if defined(RT_OS_WINDOWS) && defined(RT_ARCH_AMD64)
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170 | /* Letting this thru crashes in VariantInit, probably because the last
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171 | parameter is a BYTE pointer. For now, don't let it thru to python or
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172 | what other users this class might have. */
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173 | /** @todo Figure if this applies to 32-bit hosts as well. */
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174 | /** @todo Find better solution? */
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175 | return VBOX_E_DONT_CALL_AGAIN;
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176 | #else
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177 | return mConsoleCallback->OnMousePointerShapeChange(visible, alpha, xHot, yHot, width, height, shape);
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178 | #endif
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179 | }
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180 |
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181 |
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182 | STDMETHODIMP CallbackWrapper::OnMouseCapabilityChange(BOOL supportsAbsolute, BOOL supportsRelative, BOOL needsHostCursor)
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183 | {
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184 | if (mConsoleCallback.isNull())
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185 | return S_OK;
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186 |
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187 | return mConsoleCallback->OnMouseCapabilityChange(supportsAbsolute, supportsRelative, needsHostCursor);
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188 | }
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189 |
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190 | STDMETHODIMP CallbackWrapper::OnKeyboardLedsChange(BOOL fNumLock, BOOL fCapsLock, BOOL fScrollLock)
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191 | {
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192 | if (mConsoleCallback.isNull())
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193 | return S_OK;
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194 |
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195 | return mConsoleCallback->OnKeyboardLedsChange(fNumLock, fCapsLock, fScrollLock);
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196 | }
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197 |
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198 | STDMETHODIMP CallbackWrapper::OnStateChange(MachineState_T machineState)
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199 | {
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200 | if (mConsoleCallback.isNull())
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201 | return S_OK;
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202 |
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203 | return mConsoleCallback->OnStateChange(machineState);
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204 | }
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205 |
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206 | STDMETHODIMP CallbackWrapper::OnAdditionsStateChange()
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207 | {
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208 | if (mConsoleCallback.isNull())
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209 | return S_OK;
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210 |
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211 | return mConsoleCallback->OnAdditionsStateChange();
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212 | }
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213 |
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214 | STDMETHODIMP CallbackWrapper::OnNetworkAdapterChange(INetworkAdapter *aNetworkAdapter)
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215 | {
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216 | if (mConsoleCallback.isNull())
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217 | return S_OK;
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218 |
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219 | return mConsoleCallback->OnNetworkAdapterChange(aNetworkAdapter);
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220 | }
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221 |
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222 | STDMETHODIMP CallbackWrapper::OnSerialPortChange(ISerialPort *aSerialPort)
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223 | {
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224 | if (mConsoleCallback.isNull())
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225 | return S_OK;
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226 |
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227 | return mConsoleCallback->OnSerialPortChange(aSerialPort);
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228 | }
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229 |
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230 | STDMETHODIMP CallbackWrapper::OnParallelPortChange(IParallelPort *aParallelPort)
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231 | {
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232 | if (mConsoleCallback.isNull())
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233 | return S_OK;
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234 |
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235 | return mConsoleCallback->OnParallelPortChange(aParallelPort);
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236 | }
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237 |
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238 | STDMETHODIMP CallbackWrapper::OnRemoteDisplayInfoChange()
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239 | {
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240 | if (mConsoleCallback.isNull())
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241 | return S_OK;
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242 |
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243 | return mConsoleCallback->OnRemoteDisplayInfoChange();
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244 | }
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245 |
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246 | STDMETHODIMP CallbackWrapper::OnVRDPServerChange()
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247 | {
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248 | if (mConsoleCallback.isNull())
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249 | return S_OK;
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250 |
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251 | return mConsoleCallback->OnVRDPServerChange();
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252 | }
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253 |
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254 | STDMETHODIMP CallbackWrapper::OnUSBControllerChange()
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255 | {
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256 | if (mConsoleCallback.isNull())
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257 | return S_OK;
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258 |
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259 | return mConsoleCallback->OnUSBControllerChange();
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260 | }
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261 |
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262 | STDMETHODIMP CallbackWrapper::OnUSBDeviceStateChange(IUSBDevice *aDevice,
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263 | BOOL aAttached,
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264 | IVirtualBoxErrorInfo *aError)
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265 | {
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266 | if (mConsoleCallback.isNull())
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267 | return S_OK;
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268 |
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269 | return mConsoleCallback->OnUSBDeviceStateChange(aDevice, aAttached, aError);
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270 | }
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271 |
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272 | STDMETHODIMP CallbackWrapper::OnSharedFolderChange(Scope_T aScope)
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273 | {
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274 | if (mConsoleCallback.isNull())
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275 | return S_OK;
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276 |
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277 | return mConsoleCallback->OnSharedFolderChange(aScope);
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278 | }
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279 |
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280 | STDMETHODIMP CallbackWrapper::OnStorageControllerChange()
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281 | {
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282 | if (mConsoleCallback.isNull())
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283 | return S_OK;
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284 |
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285 | return mConsoleCallback->OnStorageControllerChange();
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286 | }
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287 |
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288 | STDMETHODIMP CallbackWrapper::OnMediumChange(IMediumAttachment *aMediumAttachment)
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289 | {
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290 | if (mConsoleCallback.isNull())
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291 | return S_OK;
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292 |
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293 | return mConsoleCallback->OnMediumChange(aMediumAttachment);
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294 | }
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295 |
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296 | STDMETHODIMP CallbackWrapper::OnCPUChange(ULONG aCPU, BOOL aRemove)
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297 | {
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298 | if (mConsoleCallback.isNull())
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299 | return S_OK;
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300 |
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301 | return mConsoleCallback->OnCPUChange(aCPU, aRemove);
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302 | }
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303 |
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304 | STDMETHODIMP CallbackWrapper::OnRuntimeError(BOOL fFatal, IN_BSTR id, IN_BSTR message)
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305 | {
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306 | if (mConsoleCallback.isNull())
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307 | return S_OK;
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308 |
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309 | return mConsoleCallback->OnRuntimeError(fFatal, id, message);
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310 | }
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311 |
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312 | STDMETHODIMP CallbackWrapper::OnCanShowWindow(BOOL *canShow)
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313 | {
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314 | if (mConsoleCallback.isNull())
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315 | return S_OK;
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316 |
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317 | return mConsoleCallback->OnCanShowWindow(canShow);
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318 | }
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319 |
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320 | STDMETHODIMP CallbackWrapper::OnShowWindow(ULONG64 *winId)
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321 | {
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322 | if (mConsoleCallback.isNull())
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323 | return S_OK;
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324 |
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325 | return mConsoleCallback->OnShowWindow(winId);
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326 | }
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