1 /* |
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2 * Copyright (c) 2009 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: Blink/show Usb indicator notifier implementation |
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15 * |
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16 */ |
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17 |
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18 #include <AknSmallIndicator.h> |
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19 #include <avkon.hrh> |
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20 #include <usbuinotif.h> |
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21 |
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22 #include "cusbindicatornotifier.h" |
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23 #include "cusbstate.h" |
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24 #include "definitions.h" |
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25 |
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26 #include "debug.h" |
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27 #include "panic.h" |
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28 |
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29 // ======== MEMBER FUNCTIONS ======== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // Two-phased constructor. |
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33 // ----------------------------------------------------------------------------- |
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34 // |
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35 CUsbIndicatorNotifier* CUsbIndicatorNotifier::NewL( |
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36 CUsbNotifManager& aNotifManager, CUsbOtgWatcher& aOtgWatcher) |
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37 { |
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38 LOG_FUNC |
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39 |
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40 CUsbIndicatorNotifier* self = new (ELeave) CUsbIndicatorNotifier( |
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41 aNotifManager, aOtgWatcher); |
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42 CleanupStack::PushL(self); |
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43 self->ConstructL(); |
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44 CleanupStack::Pop(self); |
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45 return self; |
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46 } |
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47 |
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48 // --------------------------------------------------------------------------- |
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49 // Destructor |
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50 // --------------------------------------------------------------------------- |
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51 // |
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52 CUsbIndicatorNotifier::~CUsbIndicatorNotifier() |
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53 { |
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54 LOG_FUNC |
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55 |
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56 Close(); |
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57 |
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58 if (iOtgWatcher.VBusObserver()) |
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59 { |
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60 TRAP_IGNORE(iOtgWatcher.VBusObserver()->UnsubscribeL(*this)); |
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61 } |
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62 |
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63 // Unsubscribe from otg watcher states change notifications |
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64 TRAP_IGNORE(iOtgWatcher.UnsubscribeL(*this)); |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // C++ constructor |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 CUsbIndicatorNotifier::CUsbIndicatorNotifier(CUsbNotifManager& aNotifManager, |
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72 CUsbOtgWatcher& aOtgWatcher) : |
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73 CUsbNotifier(aNotifManager, KUsbUiNotifOtgIndicator, NULL), iOtgWatcher( |
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74 aOtgWatcher) |
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75 { |
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76 LOG_FUNC |
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77 |
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78 //To be changed to EAknIndicatorStateAnimate and remove iIconBlinkingTimer |
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79 //when AVKON implements animation form of usb indicator. |
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80 iIndicatorState = EAknIndicatorStateOn; |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // Second-phase constructor |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 void CUsbIndicatorNotifier::ConstructL() |
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88 { |
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89 LOG_FUNC |
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90 |
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91 // Subscribe for VBus change notifications |
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92 iOtgWatcher.VBusObserver()->SubscribeL(*this); |
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93 |
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94 // Subscribe for otg watcher states change notifications |
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95 iOtgWatcher.SubscribeL(*this); |
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96 |
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97 // check here for condition to set usb indicator |
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98 SetIndicatorL(); |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // Show/hide static icon of the indicator. |
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103 // If the indicator is blinking, stop blinking it and show/hide the static |
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104 // form of the indicator. |
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105 // --------------------------------------------------------------------------- |
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106 // |
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107 void CUsbIndicatorNotifier::ShowStaticL(TBool aVisible) |
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108 { |
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109 LOG_FUNC |
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110 |
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111 LOG1("aVisible = %d" , aVisible); |
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112 |
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113 SetIndicatorStateL(aVisible |
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114 ? EAknIndicatorStateOn |
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115 : EAknIndicatorStateOff); |
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116 } |
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117 |
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118 // --------------------------------------------------------------------------- |
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119 // |
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120 // --------------------------------------------------------------------------- |
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121 // |
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122 void CUsbIndicatorNotifier::BlinkL() |
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123 { |
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124 LOG_FUNC |
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125 |
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126 SetIndicatorStateL( EAknIndicatorStateAnimate ); |
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127 } |
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128 |
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129 // --------------------------------------------------------------------------- |
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130 // From base class CUsbNotifier |
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131 // --------------------------------------------------------------------------- |
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132 // |
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133 void CUsbIndicatorNotifier::ShowL() |
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134 { |
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135 LOG_FUNC |
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136 |
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137 ShowStaticL(ETrue); |
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138 } |
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139 |
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140 // --------------------------------------------------------------------------- |
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141 // From CUsbNotifier |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 void CUsbIndicatorNotifier::Close() |
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145 { |
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146 LOG_FUNC |
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147 |
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148 TRAP_IGNORE( ShowStaticL(EFalse) ); |
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149 } |
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150 |
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151 // --------------------------------------------------------------------------- |
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152 // Set USB indicator On or Off |
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153 // --------------------------------------------------------------------------- |
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154 // |
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155 void CUsbIndicatorNotifier::SetIndicatorStateL(const TInt aState) |
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156 { |
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157 |
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158 LOG1( "USB indicator State = %d" , aState); |
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159 |
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160 CAknSmallIndicator* indicator = CAknSmallIndicator::NewLC(TUid::Uid( |
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161 EAknIndicatorUSBConnection)); |
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162 indicator->SetIndicatorStateL(aState); |
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163 CleanupStack::PopAndDestroy(indicator); //indicator |
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164 } |
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165 |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 // --------------------------------------------------------------------------- |
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169 // |
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170 void CUsbIndicatorNotifier::OtgWatcherStateChangedL(TUsbStateIds aState) |
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171 { |
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172 SetIndicatorL(); |
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173 } |
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174 |
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175 // --------------------------------------------------------------------------- |
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176 // |
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177 // --------------------------------------------------------------------------- |
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178 // |
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179 void CUsbIndicatorNotifier::VBusDownL() |
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180 { |
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181 SetIndicatorL(); |
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182 } |
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183 |
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184 // --------------------------------------------------------------------------- |
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185 // |
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186 // --------------------------------------------------------------------------- |
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187 // |
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188 void CUsbIndicatorNotifier::VBusUpL() |
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189 { |
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190 SetIndicatorL(); |
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191 } |
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192 |
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193 // --------------------------------------------------------------------------- |
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194 // |
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195 // --------------------------------------------------------------------------- |
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196 // |
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197 void CUsbIndicatorNotifier::VBusObserverErrorL(TInt aError) |
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198 { |
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199 // do nothing |
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200 } |
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201 |
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202 // --------------------------------------------------------------------------- |
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203 // |
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204 // --------------------------------------------------------------------------- |
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205 // |
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206 void CUsbIndicatorNotifier::SetIndicatorL() |
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207 { |
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208 if (!(iOtgWatcher.IsDeviceA()) || iOtgWatcher.CurrentHostState()->Id() == EUsbStateHostAPeripheral) |
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209 { |
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210 // if B or peripheral, than other party (usbwatcher) takes care of usb indicator |
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211 // in combined usbwatcher (if role swap allowed) one class has to manage usb indicator |
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212 return; |
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213 } |
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214 |
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215 // if VBus Up and we are host -> show indicator |
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216 if ((iOtgWatcher.VBusObserver()->VBus() == CUsbVBusObserver::EVBusUp) |
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217 && (iOtgWatcher.CurrentHostState()->Id() == EUsbStateHostAHost)) |
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218 { |
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219 ShowStaticL(ETrue); |
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220 } |
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221 // if VBus up and we are not host -> Blink indicator |
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222 else if ((iOtgWatcher.VBusObserver()->VBus() == CUsbVBusObserver::EVBusUp) |
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223 && (iOtgWatcher.CurrentHostState()->Id() != EUsbStateHostAHost)) |
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224 { |
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225 BlinkL(); |
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226 } |
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227 else |
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228 // Otherwise do not show indicator |
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229 { |
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230 ShowStaticL(EFalse); |
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231 } |
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232 } |
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233 |
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234 // End of file |
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