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1 /* |
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2 * Copyright (c) 2002 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: Abstract base class for queries. |
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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 // INCLUDE FILES |
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20 #include <locverifierdlg.rsg> |
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21 #include <StringLoader.h> |
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22 |
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23 #include "locverifierdlg.hrh" |
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24 #include "lpdquerylauncherbase.h" |
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25 #include "lpdresulthandler.h" |
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26 #include "locconsts.h" |
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27 #include "lpdglobalplugindialog.h" |
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28 #include "lpdmessageplugindialog.h" |
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29 #include "lpdperiodicprocessor.h" |
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30 |
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31 |
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32 // CONSTANTS |
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33 |
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34 // Unnamed namespace for local definitions |
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35 |
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36 const TUint KSelectionArrayGranularity = 5; |
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37 const TInt KVerDlgTimeout = 900000000; // == 15 minutes |
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38 |
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39 #ifdef _DEBUG |
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40 _LIT( KPanicText, "CLpdQueryLauncherBase" ); |
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41 enum TPanicCode |
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42 { |
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43 KLpdErrGeneral = 1 |
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44 }; |
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45 #endif |
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46 |
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47 // INCLUDE FILES |
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48 #include <s32mem.h> |
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49 #include <AknMediatorFacade.h> |
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50 #include "locverifiercoverui.h" |
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51 |
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52 // ============================ MEMBER FUNCTIONS =============================== |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CLpdQueryLauncherBase::CLpdQueryLauncherBase |
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56 // C++ default constructor can NOT contain any code, that |
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57 // might leave. |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CLpdQueryLauncherBase::CLpdQueryLauncherBase( MLpdResultHandler& aHandler ) |
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61 : iHandler( aHandler ), |
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62 iResult( KErrArgument ), |
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63 iCurrentIndex( -1 ), |
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64 iExitReason( KErrNone ), |
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65 iOwnsQueryDlg( EFalse ), |
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66 iOwnsMsgQueryDlg( EFalse ) |
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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 // CLpdQueryLauncherBase::BaseConstructL |
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72 // Symbian 2nd phase constructor can leave. |
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73 // ----------------------------------------------------------------------------- |
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74 // |
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75 void CLpdQueryLauncherBase::BaseConstructL() |
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76 { |
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77 // In current implementation timer is not used. If needed, take timer |
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78 // into use by uncommenting the following line: |
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79 // iTimer = CPeriodic::NewL( CActive::EPriorityStandard ) |
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80 } |
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81 |
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82 // Destructor |
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83 CLpdQueryLauncherBase::~CLpdQueryLauncherBase() |
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84 { |
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85 // This does cleanup nicely even if dialog was not running: |
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86 ExitQuery( EFalse ); // no callback from dialog anymore |
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87 delete iTimer; // ok even if timer is NULL |
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88 } |
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89 |
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90 // ----------------------------------------------------------------------------- |
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91 // CLpdQueryLauncherBase::PrepareQueryResourcesL |
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92 // (other items were commented in a header). |
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93 // ----------------------------------------------------------------------------- |
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94 // |
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95 void CLpdQueryLauncherBase::PrepareQueryResourcesL( TInt aResourceId, TInt aSuplNotifRequest) |
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96 { |
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97 |
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98 if( aSuplNotifRequest ) |
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99 { |
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100 // Cancel deletes dialog resources: |
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101 Cancel(); |
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102 __ASSERT_DEBUG( !iMsgQueryDlg, |
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103 User::Panic( KPanicText, KLpdErrGeneral ) ); |
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104 |
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105 iMsgQueryDlg = CLpdMessagePluginDialog::NewL( *this, &iMsgQueryDlg ); |
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106 iMsgQueryDlg->PrepareLC(aResourceId); |
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107 CleanupStack::Pop(iMsgQueryDlg); //iMsgQueryDlg, must be pushed back when launching |
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108 iOwnsMsgQueryDlg = ETrue; |
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109 |
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110 } |
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111 else |
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112 { |
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113 // Cancel deletes dialog resources: |
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114 Cancel(); |
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115 __ASSERT_DEBUG( !iSelectionIndex && !iQueryDlg, |
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116 User::Panic( KPanicText, KLpdErrGeneral ) ); |
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117 iSelectionIndex = |
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118 new( ELeave ) CArrayFixFlat<TInt>( KSelectionArrayGranularity ); |
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119 iQueryDlg = CLpdGlobalPluginDialog::NewL( *this, &iQueryDlg, iSelectionIndex ); |
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120 iQueryDlg->PrepareLC( aResourceId ); |
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121 CleanupStack::Pop(iQueryDlg); //iQueryDlg, must be pushed back when launching |
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122 iOwnsQueryDlg = ETrue; |
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123 |
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124 } |
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125 } |
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126 |
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127 // ----------------------------------------------------------------------------- |
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128 // CLpdQueryLauncherBase::SetQueryTextArray |
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129 // (other items were commented in a header). |
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130 // ----------------------------------------------------------------------------- |
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131 // |
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132 void CLpdQueryLauncherBase::SetQueryTextArray( MDesCArray* aArray ) |
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133 { |
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134 __ASSERT_DEBUG( iQueryDlg, User::Panic( KPanicText, KLpdErrGeneral ) ); |
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135 iQueryDlg->SetItemTextArray( aArray ); |
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136 // ownership of array is transferred: |
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137 iQueryDlg->SetOwnershipType( ELbmOwnsItemArray ); |
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138 } |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // CLpdQueryLauncherBase::SetMessageQueryTextL |
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142 // (other items were commented in a header). |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 void CLpdQueryLauncherBase::SetMessageQueryTextL( const TDesC& aString, TCallBack aCallBack ) |
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146 { |
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147 __ASSERT_DEBUG( iMsgQueryDlg, User::Panic( KPanicText, KLpdErrGeneral ) ); |
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148 |
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149 HBufC* dialogTitle = NULL; |
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150 // set title text |
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151 dialogTitle = StringLoader::LoadLC( R_LOC_SUPL_PERIODIC_DIALOG_TITLE ); |
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152 iMsgQueryDlg->QueryHeading()->SetTextL( *dialogTitle ); |
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153 // set message text |
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154 iMsgQueryDlg->SetMessageTextL( aString ); |
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155 iMsgQueryDlg->SetLink( aCallBack ); |
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156 |
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157 CleanupStack::PopAndDestroy( dialogTitle ); |
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158 } |
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159 |
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160 // ----------------------------------------------------------------------------- |
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161 // CLpdQueryLauncherBase::StartQueryL |
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162 // (other items were commented in a header). |
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163 // ----------------------------------------------------------------------------- |
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164 // |
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165 void CLpdQueryLauncherBase::StartQueryL() |
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166 { |
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167 User::LeaveIfNull( iQueryDlg ); |
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168 |
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169 iExitReason = KErrNone; |
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170 |
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171 CLpdGlobalPluginDialog* queryDialog = iQueryDlg; |
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172 |
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173 // Publish the dialog to Cover UI |
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174 PublishDialogtoCoverL(); |
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175 |
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176 CleanupStack::PushL( queryDialog ); // RunLD() requires this |
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177 iOwnsQueryDlg = EFalse; // ownership transferred to RunLD |
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178 queryDialog->RunLD(); |
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179 |
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180 if ( iTimer ) |
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181 { |
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182 TCallBack callback( HandleTimeoutCallback, this ); |
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183 TTimeIntervalMicroSeconds32 timeout( KVerDlgTimeout ); |
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184 // This timer will not expire periodically, so the second |
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185 // parameter is not so important in this case. |
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186 |
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187 iTimer->Cancel(); |
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188 iTimer->Start( timeout, timeout, callback ); |
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189 } |
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190 } |
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191 |
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192 // ----------------------------------------------------------------------------- |
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193 // CLpdQueryLauncherBase::StartSuplPeriodicQueryL |
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194 // (other items were commented in a header). |
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195 // ----------------------------------------------------------------------------- |
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196 // |
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197 void CLpdQueryLauncherBase::StartSuplPeriodicQueryL() |
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198 { |
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199 User::LeaveIfNull( iMsgQueryDlg ); |
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200 |
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201 iExitReason = KErrNone; |
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202 CLpdMessagePluginDialog* queryDialog = iMsgQueryDlg; |
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203 |
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204 // Publish the dialog to Cover UI |
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205 PublishDialogtoCoverL(); |
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206 |
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207 CleanupStack::PushL( queryDialog ); // RunLD() requires this |
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208 iOwnsMsgQueryDlg = EFalse; // ownership transferred to RunLD |
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209 queryDialog->RunLD(); |
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210 |
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211 if ( iTimer ) |
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212 { |
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213 TCallBack callback( HandleTimeoutCallback, this ); |
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214 TTimeIntervalMicroSeconds32 timeout( KVerDlgTimeout ); |
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215 // This timer will not expire periodically, so the second |
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216 // parameter is not so important in this case. |
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217 |
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218 iTimer->Cancel(); |
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219 iTimer->Start( timeout, timeout, callback ); |
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220 } |
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221 |
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222 } |
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223 |
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224 // ----------------------------------------------------------------------------- |
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225 // CLpdQueryLauncherBase::SelectionIndexes |
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226 // (other items were commented in a header). |
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227 // ----------------------------------------------------------------------------- |
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228 // |
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229 const CListBoxView::CSelectionIndexArray* CLpdQueryLauncherBase::SelectionIndexes() const |
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230 { |
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231 return iSelectionIndex; |
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232 } |
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233 |
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234 // ----------------------------------------------------------------------------- |
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235 // CLpdQueryLauncherBase::HandleTimeoutCallback |
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236 // (other items were commented in a header). |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 TInt CLpdQueryLauncherBase::HandleTimeoutCallback( TAny* aThis ) |
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240 { |
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241 static_cast<CLpdQueryLauncherBase*>( aThis )->HandleTimeout(); |
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242 return KErrNone; // Return value is unimportant in this case |
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243 } |
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244 |
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245 // ----------------------------------------------------------------------------- |
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246 // CLpdQueryLauncherBase::Cancel |
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247 // (other items were commented in a header). |
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248 // ----------------------------------------------------------------------------- |
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249 // |
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250 void CLpdQueryLauncherBase::Cancel() |
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251 { |
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252 iExitReason = KErrCancel; |
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253 ExitQuery( ETrue ); |
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254 } |
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255 |
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256 // ----------------------------------------------------------------------------- |
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257 // CLpdQueryLauncherBase::CancelQuietly |
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258 // (other items were commented in a header). |
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259 // ----------------------------------------------------------------------------- |
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260 // |
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261 void CLpdQueryLauncherBase::CancelQuietly() |
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262 { |
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263 iExitReason = KErrCancel; |
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264 ExitQuery( EFalse ); |
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265 } |
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266 |
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267 // ----------------------------------------------------------------------------- |
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268 // CLpdQueryLauncherBase::ListBoxL |
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269 // (other items were commented in a header). |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 CEikFormattedCellListBox& CLpdQueryLauncherBase::ListBoxL() |
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273 { |
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274 __ASSERT_DEBUG( iQueryDlg, User::Panic( KPanicText, KLpdErrGeneral ) ); |
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275 CEikFormattedCellListBox* listbox = iQueryDlg->ListControl()->Listbox(); |
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276 User::LeaveIfNull( listbox ); |
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277 return *listbox; |
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278 } |
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279 |
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280 // ----------------------------------------------------------------------------- |
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281 // CLpdQueryLauncherBase::SetRequestorBuffer |
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282 // Sets the requestor buffer array that needs to be published to |
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283 // Cover UI |
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284 // @param aRequestorBuffer Flat buffer containing the list of requestors |
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285 // ----------------------------------------------------------------------------- |
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286 // |
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287 void CLpdQueryLauncherBase::SetRequestorBuffer( TDes8& aRequestorBuffer ) |
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288 { |
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289 iRequestorBuffer.Set( aRequestorBuffer); |
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290 } |
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291 |
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292 // ----------------------------------------------------------------------------- |
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293 // CLpdQueryLauncherBase::SetCoverUICommand |
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294 // Sets the Cover UI Command ID |
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295 // @param aCommandId Cover UI Command |
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296 // ----------------------------------------------------------------------------- |
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297 // |
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298 void CLpdQueryLauncherBase::SetCoverUICommand( TInt aCommand ) |
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299 { |
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300 iCoverUiCommand = aCommand; |
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301 } |
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302 |
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303 |
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304 // ----------------------------------------------------------------------------- |
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305 // CLpdQueryLauncherBase::HandleDlgDismissedL |
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306 // (other items were commented in a header). |
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307 // ----------------------------------------------------------------------------- |
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308 // |
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309 void CLpdQueryLauncherBase::HandleDlgDismissedL( |
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310 TInt aResult, |
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311 TInt aCurrentIndex ) |
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312 { |
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313 // ExtendedHandleDlgDismissedL() implementation probably |
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314 // makes a callback to the observer of this class, which |
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315 // might delete this object. Therefore it is important |
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316 // that members are carefully used. |
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317 |
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318 if ( iTimer ) |
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319 { |
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320 iTimer->Cancel(); |
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321 } |
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322 |
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323 iResult = aResult; |
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324 iCurrentIndex = aCurrentIndex; |
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325 |
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326 if(iQueryDlg) |
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327 { |
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328 // Cancel the dialog from secondary |
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329 CAknMediatorFacade* covercl = AknMediatorFacade(iQueryDlg); |
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330 if( covercl ) |
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331 { |
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332 covercl->CancelCommand(); |
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333 } |
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334 } |
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335 if(iMsgQueryDlg) |
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336 { |
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337 // Cancel the dialog from secondary |
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338 CAknMediatorFacade* coverclmsg = AknMediatorFacade(iMsgQueryDlg); |
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339 if( coverclmsg ) |
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340 { |
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341 coverclmsg->CancelCommand(); |
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342 } |
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343 } |
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344 // iQueryDlg, which will delete itself, is becoming invalid now |
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345 iQueryDlg = NULL; |
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346 iMsgQueryDlg = NULL; |
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347 TRAPD( err, ExtendedHandleDlgDismissedL() ); |
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348 if ( err ) |
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349 { // Leave occurred in dialog result processing, we must let |
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350 // plugin handle the situation instead of propagating error to |
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351 // AVKON, which would mean that dialog would not be exited and |
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352 // user could alter his decision --> risk of conflicts. |
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353 iHandler.HandleLeave( err ); |
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354 } |
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355 |
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356 } |
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357 |
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358 // ----------------------------------------------------------------------------- |
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359 // CLpdQueryLauncherBase::HandleTimeout |
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360 // (other items were commented in a header). |
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361 // ----------------------------------------------------------------------------- |
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362 // |
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363 void CLpdQueryLauncherBase::HandleTimeout() |
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364 { |
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365 iExitReason = KErrTimedOut; |
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366 ExitQuery( ETrue ); |
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367 } |
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368 |
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369 // ----------------------------------------------------------------------------- |
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370 // CLpdQueryLauncherBase::ExitQuery |
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371 // (other items were commented in a header). |
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372 // ----------------------------------------------------------------------------- |
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373 // |
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374 void CLpdQueryLauncherBase::ExitQuery( TBool aCallback ) |
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375 { |
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376 if ( iTimer ) |
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377 { |
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378 iTimer->Cancel(); |
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379 } |
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380 if ( iQueryDlg ) |
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381 { |
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382 if ( iOwnsQueryDlg ) |
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383 { // Dialog not running yet --> must be explicitely deleted |
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384 delete iQueryDlg; |
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385 } |
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386 else |
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387 { // Dialog running --> exit |
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388 TInt err = KErrNone; |
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389 if ( aCallback ) |
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390 { |
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391 TRAP( err, iQueryDlg->ExitDialogL() ); |
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392 } |
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393 else |
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394 { |
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395 TRAP( err, iQueryDlg->ExitDialogQuietlyL() ); |
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396 } |
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397 if ( err ) |
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398 { |
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399 CEikonEnv::Static()->HandleError( err ); |
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400 } |
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401 } |
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402 iQueryDlg = NULL; |
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403 } |
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404 if ( iMsgQueryDlg ) |
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405 { |
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406 if ( iOwnsQueryDlg ) |
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407 { // Dialog not running yet --> must be explicitely deleted |
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408 delete iMsgQueryDlg; |
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409 } |
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410 else |
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411 { // Dialog running --> exit |
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412 TInt err = KErrNone; |
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413 if ( aCallback ) |
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414 { |
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415 TRAP( err, iMsgQueryDlg->ExitDialogL() ); |
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416 } |
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417 else |
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418 { |
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419 TRAP( err, iMsgQueryDlg->ExitDialogQuietlyL() ); |
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420 } |
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421 if ( err ) |
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422 { |
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423 CEikonEnv::Static()->HandleError( err ); |
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424 } |
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425 } |
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426 iMsgQueryDlg = NULL; |
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427 } |
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428 iResult = KErrArgument; |
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429 iCurrentIndex = -1; |
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430 if( iSelectionIndex ) |
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431 { |
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432 delete iSelectionIndex; |
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433 iSelectionIndex = NULL; |
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434 } |
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435 } |
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436 |
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437 // ----------------------------------------------------------------------------- |
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438 // CLpdQueryLauncherBase::PublishDialogtoCoverL |
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439 // Prepare the requestor buffers and Publish the dialog to the |
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440 // Cover UI |
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441 // ----------------------------------------------------------------------------- |
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442 // |
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443 void CLpdQueryLauncherBase::PublishDialogtoCoverL() |
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444 { |
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445 |
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446 CAknMediatorFacade* covercl = NULL; |
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447 if( iQueryDlg ) |
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448 { |
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449 // Publish the Dialog to Cover UI |
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450 iQueryDlg->PublishDialogL( iCoverUiCommand, KCatUidLocationVerifierDlgs ); |
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451 |
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452 // Send the requestor buffer to the Cover UI |
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453 covercl = AknMediatorFacade( iQueryDlg ); |
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454 } |
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455 else if( iMsgQueryDlg ) |
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456 { |
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457 // Publish the Dialog to Cover UI |
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458 iMsgQueryDlg->PublishDialogL( iCoverUiCommand, KCatUidLocationVerifierDlgs ); |
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459 |
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460 // Send the requestor buffer to the Cover UI |
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461 covercl = AknMediatorFacade( iMsgQueryDlg ); |
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462 } |
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463 |
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464 if (covercl) |
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465 { |
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466 RBufWriteStream& writeStream = covercl->BufStream(); |
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467 |
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468 TUint8* ptr = const_cast<TUint8 *>(iRequestorBuffer.Ptr()); |
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469 writeStream.WriteL( ptr, iRequestorBuffer.Length()); |
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470 writeStream.CommitL(); |
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471 } |
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472 } |
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473 |
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474 // End of File |