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1 /* |
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2 * Copyright (c) 2003 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: Vibra control API implementation that uses HWRM vibra API |
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15 * instead of DOS. |
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16 * |
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17 */ |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include "vibractrlwrapperimpl.h" |
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22 |
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23 |
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24 // ============================ MEMBER FUNCTIONS =============================== |
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25 |
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26 // ----------------------------------------------------------------------------- |
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27 // CVibraControlImpl::CVibraControlImpl |
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28 // Constructor with notify handling. |
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29 // ----------------------------------------------------------------------------- |
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30 // |
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31 CVibraControlImpl::CVibraControlImpl(MVibraControlObserver* aCallback) |
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32 :iCallback(aCallback), |
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33 iVibra(NULL) |
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34 { |
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35 //... |
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36 } |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CVibraControlImpl::~CVibraControlImpl |
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40 // Destructor |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CVibraControlImpl::~CVibraControlImpl() |
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44 { |
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45 delete iVibra; |
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46 iVibra = NULL; |
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47 |
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48 // PCLint demands |
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49 iCallback = NULL; |
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50 } |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CVibraControlImpl::ConstructL |
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54 // Symbian 2nd phase constructor. |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 void CVibraControlImpl::ConstructL() |
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58 { |
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59 // Ignore status change notifications caused by initialization |
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60 // to make functionality similar to old vibra. |
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61 iVibraRouteEvents = EFalse; |
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62 |
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63 // To get access vibra thru DOS |
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64 iVibra = CHWRMVibra::NewL(this); |
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65 |
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66 iVibraRouteEvents = ETrue; |
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67 } |
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68 |
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69 |
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70 // ----------------------------------------------------------------------------- |
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71 // CVibraControlImpl::HandleErrorL |
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72 // Handles error from HWRM Vibra API |
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73 // ----------------------------------------------------------------------------- |
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74 void CVibraControlImpl::HandleErrorL(TInt aError) |
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75 { |
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76 if ( aError != KErrNone ) |
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77 { |
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78 if ( aError == KErrAccessDenied ) |
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79 { |
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80 NotifyRequestStatus(EVibraRequestNotAllowed); |
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81 } |
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82 else |
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83 { |
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84 NotifyRequestStatus(EVibraRequestFail); |
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85 if ( aError == KErrArgument || aError == KErrNotSupported ) |
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86 { |
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87 User::Leave(aError); |
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88 } |
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89 else |
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90 { |
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91 User::Leave(KErrGeneral); |
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92 } |
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93 } |
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94 } |
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95 else |
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96 { |
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97 NotifyRequestStatus(EVibraRequestOK); |
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98 iExpectingStop = ETrue; // Expecting vibra to be stopped by HWRM timer soon. |
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99 } |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CVibraControlImpl::StartVibraL: |
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104 // Route call to HWRM Vibra API |
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105 // ----------------------------------------------------------------------------- |
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106 EXPORT_C void CVibraControlImpl::StartVibraL(TUint16 aDuration, TInt aIntensity) |
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107 { |
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108 if ( aIntensity != 0 ) |
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109 { |
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110 TRAPD(err, iVibra->StartVibraL(aDuration, aIntensity)); |
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111 HandleErrorL(err); |
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112 } |
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113 else |
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114 { |
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115 StopVibraL(); |
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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 // CVibraControlImpl::StartVibraL: |
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121 // Route call to HWRM Vibra API |
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122 // ----------------------------------------------------------------------------- |
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123 EXPORT_C void CVibraControlImpl::StartVibraL(TUint16 aDuration) |
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124 { |
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125 TRAPD(err, iVibra->StartVibraL(aDuration)); |
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126 |
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127 HandleErrorL(err); |
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128 } |
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129 |
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130 // ----------------------------------------------------------------------------- |
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131 // CVibraControlImpl::StopVibra |
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132 // Vibra is stopped and timer supervising vibra is cancelled. |
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133 // ----------------------------------------------------------------------------- |
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134 EXPORT_C void CVibraControlImpl::StopVibraL() |
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135 { |
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136 TRAPD(err, iVibra->StopVibraL()); |
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137 |
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138 if ( err != KErrNone ) |
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139 { |
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140 NotifyRequestStatus(EVibraRequestUnableToStop); |
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141 User::Leave(err); |
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142 } |
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143 else |
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144 { |
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145 NotifyRequestStatus(EVibraRequestStopped); |
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146 } |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CVibraControlImpl::VibraSettings |
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151 // Mode of the vibra is returned (from user profiles) |
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152 // ----------------------------------------------------------------------------- |
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153 EXPORT_C CVibraControl::TVibraModeState CVibraControlImpl::VibraSettings() const |
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154 { |
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155 CHWRMVibra::TVibraModeState hwrmState = iVibra->VibraSettings(); |
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156 |
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157 CVibraControl::TVibraModeState retval; |
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158 |
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159 switch (hwrmState) |
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160 { |
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161 case CHWRMVibra::EVibraModeON: |
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162 { |
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163 retval = CVibraControl::EVibraModeON; |
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164 break; |
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165 } |
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166 case CHWRMVibra::EVibraModeOFF: |
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167 { |
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168 retval = CVibraControl::EVibraModeOFF; |
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169 break; |
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170 } |
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171 default: |
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172 { |
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173 retval = CVibraControl::EVibraModeUnknown; |
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174 break; |
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175 } |
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176 } |
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177 |
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178 return retval; |
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179 } |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CVibraControlImpl::NotifyRequestStatus |
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183 // VibraRequestStatus callback method is called if there is observer who is |
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184 // listening it. |
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185 // ----------------------------------------------------------------------------- |
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186 void CVibraControlImpl::NotifyRequestStatus(TVibraRequestStatus aStatus) |
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187 { |
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188 if (iCallback && iVibraRouteEvents ) |
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189 { |
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190 iCallback->VibraRequestStatus(aStatus); |
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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 // CVibraControlImpl::VibraModeChanged |
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196 // Handler for events from HWRM Vibra API |
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197 // ----------------------------------------------------------------------------- |
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198 void CVibraControlImpl::VibraModeChanged(CHWRMVibra::TVibraModeState aStatus) |
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199 { |
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200 if ( iCallback && iVibraRouteEvents ) |
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201 { |
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202 if ( aStatus == CHWRMVibra::EVibraModeON ) |
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203 { |
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204 iCallback->VibraModeStatus(CVibraControl::EVibraModeON); |
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205 } |
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206 else if ( aStatus == CHWRMVibra::EVibraModeOFF ) |
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207 { |
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208 iCallback->VibraModeStatus(CVibraControl::EVibraModeOFF); |
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209 } |
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210 else |
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211 { |
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212 iCallback->VibraModeStatus(CVibraControl::EVibraModeUnknown); |
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213 } |
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214 } |
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215 } |
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216 |
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217 // ----------------------------------------------------------------------------- |
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218 // CVibraControlImpl::VibraStatusChanged |
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219 // Handler for events from HWRM Vibra API |
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220 // ----------------------------------------------------------------------------- |
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221 void CVibraControlImpl::VibraStatusChanged(CHWRMVibra::TVibraStatus aStatus) |
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222 { |
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223 // Only notify stop if expecting one. This is required to handle |
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224 // stop generated automatically by HWRM vibra timer. All other |
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225 // status notifications are either already handled in initial call or |
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226 // relate to some other vibra client. |
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227 if ( iExpectingStop && aStatus == CHWRMVibra::EVibraStatusStopped ) |
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228 { |
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229 iExpectingStop = EFalse; |
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230 NotifyRequestStatus(EVibraRequestStopped); |
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231 } |
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232 } |
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233 |
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234 // End of File |