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1 /* |
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2 * Copyright (c) 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: Location Centre API interface. |
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15 * |
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16 */ |
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17 |
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18 |
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19 // SYSTEM INCLUDES |
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20 #include <s32mem.h> |
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21 #include <aknsutils.h> |
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22 #include <gulicon.h> |
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23 #include <aknlists.h> |
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24 #include <aknpopup.h> |
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25 #include <avkon.rsg> |
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26 |
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27 // USER INCLUDES |
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28 #include "lcserviceimpl.h" |
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29 #include "lclocationappfilter.h" |
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30 #include "lcappexitobserver.h" |
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31 #include "lcnotification.h" |
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32 #include "lcapplauncher.h" |
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33 #include "lcipcparams.h" |
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34 #include "lcnotificationao.h" |
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35 #include "lciconloader.h" |
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36 #include "lcsyncoperation.h" |
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37 #include "lcpopuplistbox.h" |
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38 #include "lcdebug.h" |
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39 |
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40 // ----- Member funtions for CLcServiceImpl --------------------------------- |
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41 |
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42 // --------------------------------------------------------------------------- |
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43 // CLcServiceImpl::CLcServiceImpl |
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44 // --------------------------------------------------------------------------- |
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45 // |
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46 CLcServiceImpl::CLcServiceImpl() |
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47 { |
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48 // C++ Default constructor. No allocations or functions which can Leave |
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49 // should be called from here. |
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50 } |
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51 |
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52 // --------------------------------------------------------------------------- |
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53 // CLcServiceImpl::~CLcServiceImpl |
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54 // --------------------------------------------------------------------------- |
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55 // |
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56 CLcServiceImpl::~CLcServiceImpl() |
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57 { |
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58 // C++ Destructor. Free all resources associated with this class. |
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59 if ( iPopUp ) |
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60 { |
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61 iPopUp->CancelPopup(); |
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62 } |
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63 |
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64 // Delele the Pop-up list |
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65 delete iPopUpListBox; |
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66 |
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67 // Delete the Selected ID buffer |
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68 delete iSelectedAppId; |
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69 |
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70 // Delete filter parameters |
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71 delete iFilter; |
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72 |
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73 // Delete the Application information array |
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74 iAppArray.Reset(); |
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75 iAppArray.Close(); |
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76 |
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77 // Delete the Notification Active object |
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78 delete iNotificationAO; |
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79 |
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80 // Delete the Application launcher |
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81 delete iAppLauncher; |
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82 |
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83 // If there is an outstanding request then complete the same with KErrCancel. |
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84 if ( iAsyncOperation ) |
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85 { |
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86 iAsyncOperation->CancelGetLocationApplications(); |
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87 User::RequestComplete( iStatus, KErrCompletion ); |
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88 |
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89 // We can now delete the asynchronous operation |
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90 delete iAsyncOperation; |
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91 iAsyncOperation = NULL; |
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92 } |
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93 |
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94 // Close the session handle. The session handle is active throughout the |
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95 // lifetime of this class |
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96 iSession.Close(); |
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97 |
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98 } |
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99 |
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100 // --------------------------------------------------------------------------- |
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101 // CLcServiceImpl* CLcServiceImpl::NewL |
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102 // --------------------------------------------------------------------------- |
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103 // |
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104 CLcServiceImpl* CLcServiceImpl::NewL() |
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105 { |
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106 CLcServiceImpl* self = NewLC(); |
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107 CleanupStack::Pop( self ); |
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108 return self; |
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109 } |
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110 |
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111 // --------------------------------------------------------------------------- |
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112 // CLcServiceImpl* CLcServiceImpl::NewLC |
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113 // --------------------------------------------------------------------------- |
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114 // |
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115 CLcServiceImpl* CLcServiceImpl::NewLC() |
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116 { |
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117 // Symbian Two phased constructor. Leaves the object on the Clean-up |
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118 // stack. |
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119 CLcServiceImpl* self = |
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120 new ( ELeave )CLcServiceImpl(); |
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121 CleanupStack::PushL( self ); |
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122 self->ConstructL(); |
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123 return self; |
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124 } |
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125 |
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126 // --------------------------------------------------------------------------- |
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127 // void CLcServiceImpl::ConstructL |
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128 // --------------------------------------------------------------------------- |
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129 // |
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130 void CLcServiceImpl::ConstructL() |
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131 { |
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132 // Second phase of the two phase constructor. |
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133 |
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134 // Open a connection to the Location Centre Server |
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135 // The connection is opened at the class construction and Closed at the |
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136 // class deletion. This is done inorder to avoid delays during every |
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137 // operation |
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138 User::LeaveIfError( iSession.CreateSession()); |
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139 |
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140 // Create the Location application launcher. |
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141 iAppLauncher = CLcAppLauncher::NewL(); |
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142 |
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143 // Create the Notification AO |
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144 iNotificationAO = CLcNotificationAO::NewL( *this, iSession ); |
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145 } |
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146 |
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147 // --------------------------------------------------------------------------- |
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148 // void CLcServiceImpl::LaunchLocationCentreL |
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149 // --------------------------------------------------------------------------- |
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150 // |
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151 void CLcServiceImpl::LaunchLocationCentreL( |
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152 const TLcLocationAppFilter& aLocationAppFilter, |
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153 CLcLocationAppInfo::TLcLaunchMode aLaunchMode, |
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154 MLcAppExitObserver* aChainedAppExitObserver ) |
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155 { |
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156 DEBUG("+ CLcServiceImpl::LaunchLocationCentreL") |
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157 // First select a Location based Application from the list |
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158 TPtrC identifier = SelectLocationApplicationL( aLocationAppFilter ); |
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159 if ( !identifier.Length()) |
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160 { |
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161 return; |
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162 } |
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163 |
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164 // Launch the corresponding application. |
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165 LaunchLocationApplicationL( identifier, aLaunchMode, aChainedAppExitObserver ); |
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166 DEBUG("- CLcServiceImpl::LaunchLocationCentreL") |
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167 } |
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168 |
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169 // --------------------------------------------------------------------------- |
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170 // void CLcServiceImpl::LaunchLocationCentreL |
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171 // --------------------------------------------------------------------------- |
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172 // |
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173 void CLcServiceImpl::LaunchLocationCentreL( |
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174 const RPointerArray<CLcService::CLcLaunchParam>& aIncludeAppArray, |
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175 MLcAppExitObserver* aChainedAppExitObserver ) |
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176 { |
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177 // Form an array of applications identifiers which can be passed to the |
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178 // selection function |
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179 RArray<TPtrC> appArray; |
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180 CleanupClosePushL( appArray ); |
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181 |
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182 TInt count = aIncludeAppArray.Count(); |
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183 for( TInt i = 0; i < count; i++ ) |
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184 { |
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185 User::LeaveIfError( appArray.Append( aIncludeAppArray[i]->Id())); |
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186 } |
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187 |
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188 // First select a Location based Application from the list |
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189 TPtrC identifier = SelectLocationApplicationL( appArray, ETrue ); |
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190 if ( !identifier.Length()) |
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191 { |
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192 return; |
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193 } |
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194 |
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195 CLcLocationAppInfo::TLcLaunchMode launchmode = CLcLocationAppInfo::EDefaultMode; |
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196 // Obtain the launch mode for that application |
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197 for ( TInt i = 0; i < count; i++ ) |
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198 { |
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199 if ( !appArray[i].Compare( identifier )) |
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200 { |
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201 launchmode = aIncludeAppArray[i]->LaunchMode(); |
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202 break; |
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203 } |
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204 } |
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205 |
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206 // Launch the corresponding application. |
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207 LaunchLocationApplicationL( identifier, launchmode, aChainedAppExitObserver ); |
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208 |
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209 // Pop and Destroy the application array |
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210 CleanupStack::PopAndDestroy(); |
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211 } |
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212 |
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213 // --------------------------------------------------------------------------- |
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214 // void CLcServiceImpl::LaunchLocationCentreL |
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215 // --------------------------------------------------------------------------- |
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216 // |
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217 void CLcServiceImpl::LaunchLocationCentreL( |
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218 const RArray<TPtrC>& aExcludeAppArray, |
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219 CLcLocationAppInfo::TLcLaunchMode aLaunchMode, |
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220 MLcAppExitObserver* aChainedAppExitObserver ) |
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221 { |
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222 // First select a Location based Application from the list |
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223 TPtrC identifier = SelectLocationApplicationL( aExcludeAppArray, EFalse ); |
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224 if ( !identifier.Length()) |
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225 { |
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226 return; |
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227 } |
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228 |
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229 // Launch the corresponding application. |
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230 LaunchLocationApplicationL( identifier, aLaunchMode, aChainedAppExitObserver ); |
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231 } |
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232 |
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233 // --------------------------------------------------------------------------- |
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234 // void CLcServiceImpl::SelectLocationApplicationL |
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235 // --------------------------------------------------------------------------- |
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236 // |
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237 TPtrC CLcServiceImpl::SelectLocationApplicationL( |
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238 const TLcLocationAppFilter& aLocationAppFilter ) |
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239 { |
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240 // If the pop-up dialog is currently being displayed then cannot proceed with |
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241 // the request. |
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242 if ( iPopUp ) |
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243 { |
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244 User::Leave( KErrInUse ); |
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245 } |
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246 |
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247 iPopupOutStanding = ELcPopupWithFiltering; |
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248 |
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249 // Delete any existing filter. This condition should never occur. Just a safe |
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250 // check. |
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251 delete iFilter; |
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252 iFilter = NULL; |
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253 |
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254 // Copy the filter contents |
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255 iFilter = new ( ELeave ) TLcLocationAppFilter( aLocationAppFilter ); |
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256 |
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257 // Obtain the list of applications from the Location Centre Server and |
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258 // launch the Location Centre pop-up with that list. |
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259 CLcLocationAppInfoArray* array = GetLocationApplicationsL( aLocationAppFilter ); |
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260 |
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261 // The ownership of the array is transferred. |
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262 TPtrC appId(KNullDesC()); |
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263 TRAPD( error, appId.Set( SelectLocationApplicationL( array ))); |
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264 |
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265 // Delete the filter before any operation on the result |
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266 delete iFilter; |
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267 iFilter = NULL; |
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268 |
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269 // Handle Error |
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270 if ( error ) |
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271 { |
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272 if ( iPopUp ) |
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273 { |
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274 iPopUp->CancelPopup(); |
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275 } |
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276 iPopUp = NULL; |
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277 |
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278 delete iPopUpListBox; |
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279 iPopUpListBox = NULL; |
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280 |
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281 User::Leave( error ); |
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282 } |
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283 return appId; |
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284 } |
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285 |
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286 // --------------------------------------------------------------------------- |
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287 // void CLcServiceImpl::SelectLocationApplicationL |
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288 // --------------------------------------------------------------------------- |
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289 // |
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290 TPtrC CLcServiceImpl::SelectLocationApplicationL( |
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291 const RArray<TPtrC>& aAppArray, |
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292 TBool aIncludeFlag ) |
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293 { |
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294 // If the pop-up dialog is currently being displayed then cannot proceed with |
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295 // the request. |
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296 if ( iPopUp ) |
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297 { |
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298 User::Leave( KErrInUse ); |
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299 } |
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300 |
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301 // Reset and Destroy the existing array. |
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302 iAppArray.Reset(); |
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303 |
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304 if ( aIncludeFlag ) |
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305 { |
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306 iPopupOutStanding = ELcPopupWithSpecifiedApps; |
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307 } |
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308 else |
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309 { |
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310 iPopupOutStanding = ELcPopupWithoutSpecifedApps; |
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311 } |
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312 |
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313 // Create the array with the new elements |
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314 TInt count = aAppArray.Count(); |
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315 for ( TInt i = 0; i < count; i++ ) |
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316 { |
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317 User::LeaveIfError( iAppArray.Append( aAppArray[i] )); |
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318 } |
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319 |
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320 // Obtain the list of applications from the Location Centre Server and |
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321 // launch the Location Centre pop-up with that list. |
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322 CLcLocationAppInfoArray* array = |
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323 LcSyncOperation::GetLocationApplicationsL( iSession, |
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324 aAppArray, |
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325 aIncludeFlag ); |
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326 |
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327 // The ownership of the array is transferred. |
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328 TPtrC appId(KNullDesC()); |
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329 TRAPD( error, appId.Set( SelectLocationApplicationL( array ))); |
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330 |
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331 // Reset and destroy the array |
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332 iAppArray.Reset(); |
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333 |
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334 // Handle Error |
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335 if ( error ) |
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336 { |
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337 if ( iPopUp ) |
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338 { |
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339 iPopUp->CancelPopup(); |
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340 } |
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341 iPopUp = NULL; |
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342 |
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343 delete iPopUpListBox; |
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344 iPopUpListBox = NULL; |
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345 |
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346 User::Leave( error ); |
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347 } |
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348 return appId; |
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349 } |
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350 |
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351 // --------------------------------------------------------------------------- |
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352 // CLcLocationAppInfoArray* CLcServiceImpl::GetLocationApplicationsL |
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353 // --------------------------------------------------------------------------- |
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354 // |
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355 CLcLocationAppInfoArray* CLcServiceImpl::GetLocationApplicationsL( |
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356 const TLcLocationAppFilter& aLocationAppFilter ) |
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357 { |
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358 return LcSyncOperation::GetLocationApplicationsL( iSession, |
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359 aLocationAppFilter ); |
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360 } |
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361 |
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362 // --------------------------------------------------------------------------- |
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363 // void CLcServiceImpl::GetLocationApplicationsL |
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364 // --------------------------------------------------------------------------- |
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365 // |
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366 void CLcServiceImpl::GetLocationApplications( |
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367 TRequestStatus& aStatus, |
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368 const TLcLocationAppFilter& aLocationAppFilter, |
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369 CLcLocationAppInfoArray*& aAppInfoArray) |
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370 { |
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371 TRAPD( error, GetLocationApplicationsL( aStatus, |
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372 aLocationAppFilter, |
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373 aAppInfoArray )); |
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374 if ( error ) |
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375 { |
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376 TRequestStatus* status = &aStatus; |
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377 User::RequestComplete( status , error ); |
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378 } |
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379 } |
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380 |
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381 // --------------------------------------------------------------------------- |
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382 // void CLcServiceImpl::CancelGetLocationApplications |
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383 // --------------------------------------------------------------------------- |
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384 // |
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385 void CLcServiceImpl::CancelGetLocationApplications() |
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386 { |
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387 // If there is an outstanding request then complete the same with KErrCancel. |
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388 if ( iAsyncOperation ) |
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389 { |
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390 iAsyncOperation->CancelGetLocationApplications(); |
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391 User::RequestComplete( iStatus, KErrCancel ); |
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392 |
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393 // We can now delete the asynchronous operation |
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394 delete iAsyncOperation; |
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395 iAsyncOperation = NULL; |
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396 } |
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397 } |
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398 |
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399 // --------------------------------------------------------------------------- |
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400 // void CLcServiceImpl::LaunchLocationApplicationL |
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401 // --------------------------------------------------------------------------- |
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402 // |
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403 void CLcServiceImpl::LaunchLocationApplicationL( |
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404 const TDesC& aAppIdentifier, |
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405 CLcLocationAppInfo::TLcLaunchMode aLaunchMode, |
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406 MLcAppExitObserver* aChainedAppExitObserver ) |
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407 { |
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408 DEBUG("+ CLcServiceImpl::LaunchLocationApplicationL" ) |
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409 |
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410 // Obtain the Location Application Information from Location Centre Server. |
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411 CLcBasicAppInfo* appInfo = |
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412 LcSyncOperation::GetLocationAppInfoL( iSession, aAppIdentifier ); |
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413 CleanupStack::PushL( appInfo ); |
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414 |
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415 // Resolve the model in which the Application must be launched. |
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416 if ( aLaunchMode == CLcLocationAppInfo::EDefaultMode ) |
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417 { |
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418 // Since this is a Local copy we can use the same for handling |
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419 // Launch mode changes. |
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420 aLaunchMode = |
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421 static_cast<CLcLocationAppInfo::TLcLaunchMode>( appInfo->LaunchMode()); |
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422 } |
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423 |
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424 // Now Launch the Location based Application or Content/Service |
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425 iAppLauncher->LaunchLocationApplicationL( |
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426 appInfo->ApplicationType(), |
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427 appInfo->ApplicationData(), |
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428 ( aLaunchMode == CLcLocationAppInfo::EStandAloneMode ) ? ETrue : EFalse, |
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429 appInfo->CommandLineParamters(), |
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430 aChainedAppExitObserver ); |
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431 |
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432 CleanupStack::PopAndDestroy( appInfo ); |
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433 |
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434 DEBUG("- CLcServiceImpl::LaunchLocationApplicationL" ) |
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435 } |
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436 |
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437 // --------------------------------------------------------------------------- |
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438 // void CLcServiceImpl::SetObserverL |
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439 // --------------------------------------------------------------------------- |
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440 // |
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441 void CLcServiceImpl::SetObserverL( MLcNotification& aObserver ) |
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442 { |
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443 if ( iObserver ) |
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444 { |
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445 User::Leave( KErrAlreadyExists ); |
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446 } |
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447 |
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448 iObserver = &aObserver; |
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449 |
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450 iNotificationAO->IssueRequest(); |
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451 } |
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452 |
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453 // --------------------------------------------------------------------------- |
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454 // TInt CLcServiceImpl::RemoveObserver |
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455 // --------------------------------------------------------------------------- |
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456 // |
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457 TInt CLcServiceImpl::RemoveObserver() |
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458 { |
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459 if ( !iObserver ) |
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460 { |
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461 return KErrNotFound; |
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462 } |
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463 |
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464 iObserver = NULL; |
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465 |
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466 // If there is a popup outstanding then do nothing. If not remove the |
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467 // notification |
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468 if ( !iPopUp ) |
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469 { |
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470 iNotificationAO->CancelRequest(); |
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471 } |
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472 |
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473 return KErrNone; |
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474 } |
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475 |
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476 // --------------------------------------------------------------------------- |
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477 // void CLcServiceImpl::LcStatusChangedL |
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478 // --------------------------------------------------------------------------- |
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479 // |
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480 void CLcServiceImpl::LcStatusChangedL( TInt aErrorCode ) |
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481 { |
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482 // If we are displaying the pop-up then we need to transfer the changes |
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483 // to the pop-up first |
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484 if ( iPopUp ) |
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485 { |
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486 // Obtain the new list of applications from the Location Centre Server and |
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487 // update the Location Centre pop-up with that list. |
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488 CLcLocationAppInfoArray* array = NULL; |
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489 TInt error = KErrNone; |
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490 |
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491 switch( iPopupOutStanding ) |
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492 { |
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493 case ELcPopupWithFiltering: |
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494 { |
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495 // Incase we face any errors in retrival then we can Ignore the |
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496 // updations |
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497 TRAP( error, array = GetLocationApplicationsL( *iFilter )); |
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498 break; |
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499 } |
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500 case ELcPopupWithSpecifiedApps: |
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501 case ELcPopupWithoutSpecifedApps: |
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502 { |
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503 TBool includeflag = EFalse; |
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504 if ( iPopupOutStanding == ELcPopupWithSpecifiedApps ) |
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505 { |
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506 includeflag = ETrue; |
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507 } |
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508 |
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509 // Incase we face any errors in retrival then we can Ignore the |
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510 // updations |
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511 TRAP( error, array = LcSyncOperation::GetLocationApplicationsL( |
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512 iSession, iAppArray, includeflag )); |
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513 break; |
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514 } |
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515 default: |
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516 { |
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517 break; |
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518 } |
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519 } |
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520 |
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521 if ( !error && array ) |
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522 { |
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523 // The ownership of the array is transferred to the list box. |
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524 TRAP_IGNORE( CleanupStack::PushL( array ); |
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525 iPopUpListBox->UpdateListBoxL( array ); |
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526 CleanupStack::Pop( array ); |
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527 ); |
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528 } |
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529 else if ( KErrNotFound == error ) |
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530 { |
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531 if ( iPopUp ) |
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532 { |
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533 iPopUp->CancelPopup(); |
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534 } |
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535 iPopUp = NULL; |
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536 |
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537 delete iPopUpListBox; |
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538 iPopUpListBox = NULL; |
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539 } |
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540 } |
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541 |
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542 // Notify the client regarding the changes to Location Centre Registry |
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543 if ( iObserver ) |
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544 { |
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545 iObserver->LcStatusChangedL( aErrorCode ); |
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546 } |
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547 } |
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548 |
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549 // --------------------------------------------------------------------------- |
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550 // void CLcServiceImpl::OperationComplete |
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551 // --------------------------------------------------------------------------- |
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552 // |
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553 void CLcServiceImpl::OperationComplete( TInt aError ) |
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554 { |
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555 User::RequestComplete( iStatus, aError ); |
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556 |
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557 // We can now delete the asynchronous operation |
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558 delete iAsyncOperation; |
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559 iAsyncOperation = NULL; |
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560 } |
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561 |
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562 // --------------------------------------------------------------------------- |
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563 // void CLcServiceImpl::GetLocationApplicationsL |
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564 // --------------------------------------------------------------------------- |
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565 // |
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566 void CLcServiceImpl::GetLocationApplicationsL( |
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567 TRequestStatus& aStatus, |
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568 const TLcLocationAppFilter& aLocationAppFilter, |
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569 CLcLocationAppInfoArray*& aAppInfoArray ) |
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570 { |
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571 aStatus = KRequestPending; |
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572 |
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573 // If there is an asynchronous operation then leave with KErrInUse |
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574 if ( iAsyncOperation ) |
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575 { |
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576 User::Leave( KErrInUse ); |
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577 } |
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578 |
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579 // Create the Asynchronous Operations class |
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580 iAsyncOperation = CLcAsyncOperation::NewL( iSession, *this ); |
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581 |
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582 // Set the status to KRequestPending |
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583 aStatus = KRequestPending; |
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584 iStatus = &aStatus; |
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585 |
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586 // Issue the request to the ASP |
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587 iAsyncOperation->GetLocationApplicationsL( aLocationAppFilter, |
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588 aAppInfoArray ); |
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589 } |
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590 |
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591 // --------------------------------------------------------------------------- |
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592 // void CLcServiceImpl::SelectLocationApplicationL |
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593 // --------------------------------------------------------------------------- |
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594 // |
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595 TPtrC CLcServiceImpl::SelectLocationApplicationL( |
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596 CLcLocationAppInfoArray* aAppInfoArray ) |
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597 { |
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598 // The App Info arrays ownership is tranferred to the List. So push it |
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599 // to the Cleanup stack until the ownership is completely transferred. |
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600 CleanupStack::PushL( aAppInfoArray ); |
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601 |
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602 iPopUpListBox = new ( ELeave ) CLcPopupListBox( aAppInfoArray ); |
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603 CleanupStack::Pop( aAppInfoArray ); |
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604 |
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605 // Construct the popup with the list |
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606 iPopUp = CAknPopupList::NewL( iPopUpListBox, |
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607 R_AVKON_SOFTKEYS_SELECT_CANCEL__SELECT, |
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608 AknPopupLayouts::EMenuGraphicWindow ); |
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609 iPopUpListBox->ConstructL( iPopUp ); |
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610 // iPopUp->SetBorder( AknBorderId::EAknBorderMenuPopup ); |
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611 |
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612 // Set up notification events |
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613 iNotificationAO->IssueRequest(); |
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614 |
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615 // Display the pop-up and let user selection. |
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616 TInt popupOk = iPopUp->ExecuteLD(); |
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617 iPopUp = NULL; |
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618 |
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619 // Only we are observing for notifications. We dont need it anymore |
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620 // Cancel it |
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621 if ( !iObserver ) |
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622 { |
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623 iNotificationAO->CancelRequest(); |
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624 } |
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625 |
|
626 if ( popupOk ) |
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627 { |
|
628 delete iSelectedAppId; |
|
629 iSelectedAppId = NULL; |
|
630 |
|
631 iSelectedAppId = iPopUpListBox->AppInfoId().AllocL(); |
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632 |
|
633 delete iPopUpListBox; |
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634 iPopUpListBox = NULL; |
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635 |
|
636 return *iSelectedAppId; |
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637 } |
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638 else |
|
639 { |
|
640 delete iPopUpListBox; |
|
641 iPopUpListBox = NULL; |
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642 |
|
643 return TPtrC(); |
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644 } |
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645 } |
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646 |
|
647 // End of File |