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: LandmarksUi Content File - |
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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 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 // INCLUDE FILES |
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26 #include "CLmkDlgLmSelectorImpl.h" |
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27 #include "CLmkMultiSelectorDialog.h" |
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28 #include "CLmkLmItemListProvider.h" |
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29 #include "LmkListProviderFactory.h" |
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30 #include <lmkui.rsg> |
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31 #include "CLmkDbUtils.h" |
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32 #include "CLmkUiUtils.h" |
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33 |
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34 #include <EPos_CPosLmSearchCriteria.h> |
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35 #include <EPos_CPosLmCategoryCriteria.h> |
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36 #include <EPos_CPosLmCategoryManager.h> |
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37 #include <eiktxlbx.h> |
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38 #include <lmkerrors.h> |
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39 |
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40 |
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41 #if defined(_DEBUG) |
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42 |
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43 // CONSTANTS |
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44 /// Unnamed namespace for local definitions |
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45 namespace { |
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46 |
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47 _LIT( KPanicMsg, "CLmkDlgLmSelectorImpl" ); |
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48 |
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49 void Panic( TPanicCode aReason ) |
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50 { |
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51 User::Panic( KPanicMsg, aReason ); |
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52 } |
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53 } // namespace |
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54 #endif |
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55 // ============================ MEMBER FUNCTIONS =============================== |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CLmkDlgLmSelectorImpl::CLmkDlgLmSelectorImpl |
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59 // C++ default constructor can NOT contain any code, that |
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60 // might leave. |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 CLmkDlgLmSelectorImpl::CLmkDlgLmSelectorImpl( |
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64 CPosLandmarkDatabase& aDb ) |
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65 : CLmkDlgSelectorImplBase( aDb ) |
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66 { |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CLmkDlgLmSelectorImpl::CLmkDlgLmSelectorImpl |
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71 // C++ default constructor can NOT contain any code, that |
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72 // might leave. |
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73 // ----------------------------------------------------------------------------- |
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74 // |
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75 CLmkDlgLmSelectorImpl::CLmkDlgLmSelectorImpl( |
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76 CPosLandmarkDatabase& aDb, |
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77 CPosLmSearchCriteria* aCriteria ) |
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78 : CLmkDlgSelectorImplBase( aDb ), |
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79 iCriteria( aCriteria ) |
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80 { |
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81 } |
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82 |
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83 // ----------------------------------------------------------------------------- |
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84 // CLmkDlgLmSelectorImpl::ConstructL |
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85 // Symbian 2nd phase constructor can leave. |
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86 // ----------------------------------------------------------------------------- |
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87 // |
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88 void CLmkDlgLmSelectorImpl::ConstructL() |
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89 { |
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90 BaseConstructL(); |
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91 } |
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92 |
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93 // ----------------------------------------------------------------------------- |
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94 // CLmkDlgLmSelectorImpl::NewL |
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95 // Two-phased constructor. |
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96 // ----------------------------------------------------------------------------- |
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97 // |
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98 EXPORT_C CLmkDlgLmSelectorImpl* CLmkDlgLmSelectorImpl::NewL( |
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99 CPosLandmarkDatabase& aDb ) |
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100 { |
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101 CLmkDlgLmSelectorImpl* self = |
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102 new( ELeave ) CLmkDlgLmSelectorImpl( aDb ); |
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103 |
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104 CleanupStack::PushL( self ); |
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105 self->ConstructL(); |
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106 CleanupStack::Pop(); |
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107 |
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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 // CLmkDlgLmSelectorImpl::NewL |
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113 // Two-phased constructor. |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 EXPORT_C CLmkDlgLmSelectorImpl* CLmkDlgLmSelectorImpl::NewL( |
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117 CPosLandmarkDatabase& aDb, |
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118 CPosLmSearchCriteria* aCriteria ) |
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119 { |
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120 CLmkDlgLmSelectorImpl* self = |
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121 new( ELeave ) CLmkDlgLmSelectorImpl( aDb, aCriteria ); |
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122 |
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123 CleanupStack::PushL( self ); |
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124 self->ConstructL(); |
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125 CleanupStack::Pop(); |
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126 |
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127 return self; |
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128 } |
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129 |
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130 // ---------------------------------------------------- |
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131 // CLmkDlgLmSelectorImpl::~CLmkDlgLmSelectorImpl |
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132 // ---------------------------------------------------- |
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133 // |
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134 CLmkDlgLmSelectorImpl::~CLmkDlgLmSelectorImpl() |
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135 { |
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136 delete iCriteria; |
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137 } |
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138 |
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139 // ---------------------------------------------------- |
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140 // CLmkDlgLmSelectorImpl::SetupListProviderL |
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141 // ---------------------------------------------------- |
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142 // |
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143 void CLmkDlgLmSelectorImpl::SetupListProviderL() |
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144 { |
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145 if ( !iListProvider ) |
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146 { |
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147 if ( iCriteria ) |
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148 { |
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149 iListProvider = |
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150 LmkListProviderFactory::CreateProviderL( iDb, *iCriteria ); |
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151 } |
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152 else |
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153 { |
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154 iListProvider = |
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155 LmkListProviderFactory::CreateProviderL( iDb, |
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156 ELandmarkSelector ); |
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157 } |
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158 iListProvider->AddObserverL( *this ); |
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159 iListProvider->InitializeL(); |
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160 } |
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161 } |
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162 |
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163 // ---------------------------------------------------- |
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164 // CLmkDlgLmSelectorImpl::ListProvider |
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165 // ---------------------------------------------------- |
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166 // |
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167 const CLmkListProviderBase& CLmkDlgLmSelectorImpl::ListProvider() const |
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168 { |
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169 __ASSERT_DEBUG( iListProvider, Panic( KLmkPanicNullMember ) ); |
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170 return *iListProvider; |
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171 } |
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172 |
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173 // ---------------------------------------------------- |
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174 // CLmkDlgLmSelectorImpl::GetDlgResources |
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175 // ---------------------------------------------------- |
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176 // |
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177 void CLmkDlgLmSelectorImpl::GetDlgResources( |
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178 TBool aIsSingleSelector, |
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179 TInt& aTitlePaneResource, |
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180 TInt& aMenuBarResource, |
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181 TInt& aDialogResource ) const |
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182 { |
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183 aTitlePaneResource = R_LMK_LANDMARK_SELECTOR_TITLE; |
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184 aMenuBarResource = R_LMK_EMPTY_MENUBAR; |
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185 |
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186 if ( aIsSingleSelector ) |
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187 { |
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188 if ( iCriteria ) |
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189 { // this is a "sub-dialog" when search criteria exists |
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190 aDialogResource = R_LMK_SELECTOR_OK_BACK_DLG; |
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191 } |
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192 else |
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193 { |
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194 aDialogResource = R_LMK_SELECTOR_OK_CANCEL_DLG; |
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195 } |
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196 } |
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197 else |
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198 { |
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199 if ( iCriteria ) |
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200 { // this is a "sub-dialog" when search criteria exists |
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201 aDialogResource = R_LMK_SELECTOR_OK_BACK_MULTI_DLG; |
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202 } |
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203 else |
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204 { |
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205 aDialogResource = R_LMK_SELECTOR_OK_CANCEL_MULTI_DLG; |
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206 } |
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207 } |
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208 } |
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209 |
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210 // ---------------------------------------------------- |
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211 // CLmkDlgLmSelectorImpl::HandleListProviderEvent |
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212 // ---------------------------------------------------- |
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213 // |
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214 void CLmkDlgLmSelectorImpl::HandleListProviderEvent( |
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215 TLmkListProviderEventType aEvent ) |
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216 { |
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217 // Give event to the dialog as the first step since others |
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218 // may then interact with the updated dialog: |
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219 if (iCriteria) |
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220 { |
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221 if ( aEvent == ELmkEventCategoryDeleted ) |
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222 { |
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223 TBool result = ETrue; |
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224 TRAP_IGNORE( result = CheckDbIfCriteriaCategoryExistsL() ); |
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225 if ( !result ) |
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226 { |
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227 // Delete the dialog |
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228 delete iDialog; |
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229 iDialog = NULL; |
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230 } |
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231 } |
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232 else if ( aEvent == ELmkEventCategoryUpdated ) |
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233 { |
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234 TRAP_IGNORE( UpdateNaviLabelL() ); |
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235 } |
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236 } |
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237 if ( iDialog ) |
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238 { |
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239 iDialog->HandleListProviderEvent( aEvent ); |
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240 } |
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241 |
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242 // Base class implementation: |
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243 CLmkDlgSelectorImplBase::HandleListProviderEvent( aEvent ); |
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244 } |
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245 |
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246 // ---------------------------------------------------- |
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247 // CLmkDlgLmSelectorImpl::HandleListProviderError |
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248 // ---------------------------------------------------- |
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249 // |
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250 void CLmkDlgLmSelectorImpl::HandleListProviderError( TInt aError ) |
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251 { |
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252 // Base class implementation: |
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253 CLmkDlgSelectorImplBase::HandleListProviderError( aError ); |
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254 |
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255 if ( iDialog ) |
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256 { |
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257 iDialog->HandleListProviderError( aError ); |
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258 } |
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259 } |
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260 |
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261 // ---------------------------------------------------- |
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262 // CLmkDlgLmSelectorImpl::UpdateNaviLabelL |
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263 // ---------------------------------------------------- |
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264 // |
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265 void CLmkDlgLmSelectorImpl::UpdateNaviLabelL() |
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266 { |
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267 CPosLmCategoryCriteria* criteria = |
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268 reinterpret_cast<CPosLmCategoryCriteria*>( iCriteria ); |
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269 TPosLmItemId categoryId( KPosLmNullItemId ); |
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270 categoryId = criteria->CategoryItemId(); |
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271 HBufC* catName = CLmkDbUtils::CategoryNameL( iDb, categoryId ); |
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272 CleanupStack::PushL( catName ); |
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273 iLmkUiUtils->StoreNaviPaneL(); |
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274 iLmkUiUtils->CreateNaviLabelL(catName->Des()); |
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275 CleanupStack::PopAndDestroy(); //catName |
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276 } |
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277 |
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278 // ---------------------------------------------------- |
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279 // CLmkDlgLmSelectorImpl::CheckDbIfCriteriaCategoryExistsL |
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280 // ---------------------------------------------------- |
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281 // |
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282 TBool CLmkDlgLmSelectorImpl::CheckDbIfCriteriaCategoryExistsL() |
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283 { |
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284 TBool result = ETrue; |
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285 CPosLmCategoryCriteria* criteria = |
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286 static_cast<CPosLmCategoryCriteria*>( iCriteria ); |
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287 TPosLmItemId categoryId( KPosLmNullItemId ); |
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288 categoryId = criteria->CategoryItemId(); |
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289 if ( categoryId ) |
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290 { |
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291 // Construction must fail if category has been deleted: |
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292 CPosLmCategoryManager* mgr = CPosLmCategoryManager::NewL( iDb ); |
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293 CleanupStack::PushL( mgr ); |
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294 // Leaves with KErrNotFound if category doesn't exist |
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295 TInt err = KErrNone; |
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296 TRAP(err,CPosLandmarkCategory* category = mgr->ReadCategoryLC( categoryId );CleanupStack::PopAndDestroy( category )); |
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297 if(err == KErrNotFound) |
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298 { |
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299 result = EFalse; |
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300 } |
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301 CleanupStack::PopAndDestroy( 1 );//mgr |
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302 } |
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303 return result; |
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304 } |
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305 // End of File |
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