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1 /* |
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2 * Copyright (c) 2006, 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: This class implements functions of set mtp personality, the |
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15 * notification of the MTP printer connection and the |
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16 * notification of the MTP printer disconnection. |
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17 * |
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18 */ |
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19 |
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20 |
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21 #include <e32debug.h> |
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22 #include <usbstates.h> |
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23 #include <rptp.h> |
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24 #include "dpsusbnotifier.h" |
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25 #include "dpsconst.h" |
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26 #include "dpsptpnotifier.h" |
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27 #include "dpsconnectnotifier.h" |
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28 |
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29 #ifdef _DEBUG |
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30 # define IF_DEBUG(t) {RDebug::t;} |
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31 #else |
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32 # define IF_DEBUG(t) |
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33 #endif |
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34 |
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35 const TInt KUnknownPersonality = 0; |
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36 |
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37 // --------------------------------------------------------------------------- |
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38 // |
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39 // --------------------------------------------------------------------------- |
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40 // |
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41 CDpsUsbNotifier* CDpsUsbNotifier::NewL(CDpsEngine* aEngine) |
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42 { |
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43 IF_DEBUG(Print(_L("CDpsUsbNotifier::NewL"))); |
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44 CDpsUsbNotifier* self = new(ELeave) CDpsUsbNotifier(aEngine); |
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45 CleanupStack::PushL(self); |
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46 self->ConstructL(); |
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47 CleanupStack::Pop(); |
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48 return self; |
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49 } |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 CDpsUsbNotifier::CDpsUsbNotifier(CDpsEngine* aEngine) : |
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56 CActive(EPriorityNormal), iEngine(aEngine), |
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57 iPersonality(KUnknownPersonality), |
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58 iConnectState(EUsbDeviceStateUndefined), iConfigured(EFalse), |
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59 iConnection(CDpsEngine::ENotConnected), iRollback(EFalse) |
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60 { |
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61 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::Ctor"))); |
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62 CActiveScheduler::Add(this); |
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63 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::Ctor"))); |
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64 } |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 CDpsUsbNotifier::~CDpsUsbNotifier() |
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71 { |
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72 IF_DEBUG(Print(_L(">>>~CDpsUsbNotifier"))); |
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73 Cancel(); |
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74 Rollback(); |
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75 delete iPtpP; iPtpP = NULL; |
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76 delete iConnectP; iConnectP = NULL; |
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77 iUsbM.Close(); |
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78 iUsbW.Close(); |
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79 IF_DEBUG(Print(_L("<<<~CDpsUsbNotifier"))); |
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80 } |
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81 |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 // --------------------------------------------------------------------------- |
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85 // |
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86 void CDpsUsbNotifier::ConstructL() |
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87 { |
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88 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::ConstructL"))); |
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89 User::LeaveIfError(iUsbM.Connect()); |
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90 User::LeaveIfError(iUsbW.Connect()); |
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91 iPtpP = CDpsPtpNotifier::NewL(this); |
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92 iConnectP = CDpsConnectNotifier::NewL(this); |
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93 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::ConstructL"))); |
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94 } |
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95 |
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96 // --------------------------------------------------------------------------- |
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97 // |
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98 // --------------------------------------------------------------------------- |
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99 // |
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100 void CDpsUsbNotifier::WaitForPrinterNotify() |
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101 { |
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102 IF_DEBUG(Print(_L("CDpsUsbNotifier::WaitForPrinterNotify"))); |
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103 iPtpP->ChangePtpPersonality(); |
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104 } |
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105 |
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106 // --------------------------------------------------------------------------- |
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107 // |
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108 // --------------------------------------------------------------------------- |
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109 // |
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110 void CDpsUsbNotifier::CancelPrinterNotify() |
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111 { |
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112 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::CancelPrinterNotify"))); |
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113 if (CDpsEngine::ENotConnected == iConnection) |
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114 { |
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115 iPtpP->Cancel(); |
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116 iConfigured = EFalse; |
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117 } |
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118 else if (CDpsEngine::EPrinterConnected == iConnection) |
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119 { |
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120 iConnectP->Cancel(); |
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121 } |
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122 // if the request is replied through RunL before the cancel |
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123 // iPrinterConnectRequest will be NULL and we don't need to cancel anything |
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124 if (iEngine->PrinterConnectRequest()) |
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125 { |
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126 User::RequestComplete(iEngine->PrinterConnectRequest(), KErrCancel); |
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127 } |
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128 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::CancelWaitForPrinterNotify"))); |
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129 } |
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130 |
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131 // --------------------------------------------------------------------------- |
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132 // |
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133 // --------------------------------------------------------------------------- |
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134 // |
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135 void CDpsUsbNotifier::ConnectNotify() |
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136 { |
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137 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::ConnectNotify"))); |
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138 iConnectP->ConnectNotify(); |
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139 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::ConnectNotify"))); |
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140 } |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 // --------------------------------------------------------------------------- |
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145 // |
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146 void CDpsUsbNotifier::Rollback() |
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147 { |
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148 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::Rollback"))); |
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149 // only when the personality has changed, we switch back to the previous |
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150 // personality |
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151 if (iPersonality) |
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152 { |
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153 TInt personalityId = KUsbPersonalityIdMTP; |
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154 iUsbM.GetCurrentPersonalityId(personalityId); |
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155 IF_DEBUG(Print(_L("CDpsUsbNotifier::Rollback, current personality= %d"), personalityId)); |
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156 if(KUsbPersonalityIdPCSuiteMTP != personalityId) |
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157 { |
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158 if (!iConfigured || iRollback) |
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159 { |
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160 iUsbW.SetPreviousPersonality(); |
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161 } |
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162 else |
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163 { |
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164 iUsbW.SetPreviousPersonalityOnDisconnect(); |
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165 } |
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166 } |
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167 } |
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168 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::Rollback"))); |
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169 } |
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170 |
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171 // --------------------------------------------------------------------------- |
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172 // |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 void CDpsUsbNotifier::PtpNotify(TInt aErr) |
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176 { |
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177 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::PtpNotify %x %d"), |
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178 iConnectState, aErr)); |
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179 if (aErr == KErrNone) |
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180 { |
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181 // personality changed to MTP, but cable is not connected |
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182 if (iConnectState != EUsbDeviceStateUndefined) |
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183 { |
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184 if (!IsActive()) |
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185 { |
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186 iEngine->Ptp().IsDpsPrinter(iStatus); |
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187 SetActive(); |
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188 } |
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189 } |
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190 else |
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191 { |
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192 iConnection = CDpsEngine::ENotConnected; |
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193 User::RequestComplete(iEngine->PrinterConnectRequest(), iConnection); |
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194 } |
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195 } |
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196 else |
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197 { |
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198 iConnection = CDpsEngine::EWrongPrintModeConnected; |
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199 User::RequestComplete(iEngine->PrinterConnectRequest(), iConnection); |
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200 } |
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201 |
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202 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::PtpNotify"))); |
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203 } |
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204 |
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205 // --------------------------------------------------------------------------- |
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206 // |
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207 // --------------------------------------------------------------------------- |
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208 // |
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209 void CDpsUsbNotifier::PersonalityChanged() |
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210 { |
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211 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::PersonalityChanged %x"), |
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212 iPersonality)); |
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213 if (iPersonality != KUsbPersonalityIdMTP) |
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214 { |
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215 iConnection = CDpsEngine::EWrongPrintModeConnected; |
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216 iConfigured = EFalse; |
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217 if (iEngine->PrinterConnectRequest()) |
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218 { |
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219 User::RequestComplete(iEngine->PrinterConnectRequest(), |
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220 iConnection); |
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221 } |
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222 } |
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223 // when UI gets this notification, it must quit. As the result, the dps |
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224 // engine will be deleted so we do not need to care the further change. |
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225 |
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226 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::PersonalityChanged "))); |
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227 } |
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228 |
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229 // --------------------------------------------------------------------------- |
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230 // |
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231 // --------------------------------------------------------------------------- |
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232 // |
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233 void CDpsUsbNotifier::RunL() |
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234 { |
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235 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::RunL"))); |
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236 |
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237 if (EPrinterAvailable == iStatus.Int()) |
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238 { |
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239 iConnection = CDpsEngine::EPrinterConnected; |
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240 iConfigured = ETrue; |
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241 iEngine->SetDpsFolder(iEngine->Ptp().PtpFolder()); |
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242 } |
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243 else if (iStatus.Int() != KErrCancel) |
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244 { |
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245 iConnection = CDpsEngine::EOtherConnected; |
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246 } |
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247 User::RequestComplete(iEngine->PrinterConnectRequest(), iConnection); |
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248 |
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249 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::RunL"))); |
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250 } |
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251 |
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252 // --------------------------------------------------------------------------- |
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253 // |
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254 // --------------------------------------------------------------------------- |
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255 // |
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256 void CDpsUsbNotifier::DoCancel() |
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257 { |
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258 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::DoCancel"))); |
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259 iEngine->Ptp().CancelIsDpsPrinter(); |
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260 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::DoCancel"))); |
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261 } |
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262 |
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263 // --------------------------------------------------------------------------- |
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264 // |
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265 // --------------------------------------------------------------------------- |
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266 // |
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267 TInt CDpsUsbNotifier::RunError(TInt aErr) |
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268 { |
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269 IF_DEBUG(Print(_L("CDpsUsbNotifier::RunError is %d"), aErr)); |
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270 return aErr; |
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271 } |
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272 |
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273 // --------------------------------------------------------------------------- |
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274 // |
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275 // --------------------------------------------------------------------------- |
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276 // |
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277 void CDpsUsbNotifier::DisconnectNotify(TUsbDeviceState aState) |
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278 { |
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279 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::DisconnectNotify %d"), aState)); |
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280 if (iConfigured) |
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281 { |
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282 iConnection = CDpsEngine::EPrinterDisconnected; |
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283 } |
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284 else |
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285 { |
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286 iConnection = CDpsEngine::ENotConnected; |
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287 } |
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288 iConfigured = EFalse; |
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289 if (EUsbDeviceStateUndefined == aState) |
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290 { |
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291 iRollback = ETrue; |
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292 } |
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293 if (iEngine->PrinterConnectRequest()) |
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294 { |
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295 User::RequestComplete(iEngine->PrinterConnectRequest(), iConnection); |
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296 } |
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297 |
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298 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::DisconnectNotify"))); |
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299 } |
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300 |
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301 // --------------------------------------------------------------------------- |
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302 // |
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303 // --------------------------------------------------------------------------- |
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304 // |
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305 TInt CDpsUsbNotifier::ConnectState() |
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306 { |
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307 IF_DEBUG(Print(_L(">>>CDpsUsbNotifier::ConnectState"))); |
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308 TInt ret = iUsbM.GetDeviceState(iConnectState); |
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309 IF_DEBUG(Print(_L("<<<CDpsUsbNotifier::ConnectState %x"), iConnectState)); |
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310 return ret; |
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311 } |
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312 |
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313 // --------------------------------------------------------------------------- |
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314 // |
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315 // --------------------------------------------------------------------------- |
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316 // |
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317 TBool CDpsUsbNotifier::IsSetPrintModeIssued() |
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318 { |
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319 return (iPersonality != KUnknownPersonality); |
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320 } |
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321 |
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322 // --------------------------------------------------------------------------- |
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323 // |
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324 // --------------------------------------------------------------------------- |
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325 // |
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326 TBool CDpsUsbNotifier::IsConfigured() const |
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327 { |
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328 return iConfigured; |
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329 } |