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1 /* |
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2 * Copyright (c) 2008 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: Data class to hold widget info |
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15 * |
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16 */ |
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17 |
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18 // System includes |
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19 #include <utf.h> |
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20 |
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21 // User includes |
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22 #include "xnappuiadapter.h" |
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23 #include "xncomposer.h" |
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24 #include "xnodtparser.h" |
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25 #include "xnresource.h" |
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26 #include "xnodt.h" |
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27 #include "xnnode.h" |
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28 #include "xnplugindata.h" |
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29 #include "xnviewdata.h" |
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30 #include "xnviewmanager.h" |
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31 #include "xnoomsyshandler.h" |
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32 |
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33 // Constants |
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34 _LIT8( KStateWaitConfirmation, "WaitForConfirmation" ); |
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35 _LIT8( KStateConfirmed, "Confirmed" ); |
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36 _LIT8( KStateError, "Error" ); |
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37 |
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38 // ============================ LOCAL FUNCTIONS ================================ |
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39 |
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40 // ============================ MEMBER FUNCTIONS =============================== |
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41 // ----------------------------------------------------------------------------- |
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42 // CXnPluginData::NewL() |
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43 // Two-phased constructor. |
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44 // ----------------------------------------------------------------------------- |
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45 // |
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46 CXnPluginData* CXnPluginData::NewL( CXnPluginData& aParent ) |
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47 { |
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48 CXnPluginData* self = CXnPluginData::NewLC( aParent ); |
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49 CleanupStack::Pop( self ); |
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50 return self; |
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51 } |
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52 |
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53 // ----------------------------------------------------------------------------- |
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54 // CXnPluginData::NewLC() |
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55 // Two-phased constructor. |
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56 // ----------------------------------------------------------------------------- |
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57 // |
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58 CXnPluginData* CXnPluginData::NewLC( CXnPluginData& aParent ) |
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59 { |
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60 CXnPluginData* self = new ( ELeave ) CXnPluginData( aParent ); |
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61 CleanupStack::PushL( self ); |
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62 self->ConstructL(); |
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63 return self; |
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64 } |
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65 |
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66 // ----------------------------------------------------------------------------- |
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67 // CXnPluginData::CXnPluginData() |
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68 // C++ constructor |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 CXnPluginData::CXnPluginData( CXnPluginData& aParent ) |
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72 : iParent( &aParent ), iManager( iParent->ViewManager() ) |
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73 { |
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74 // Plugin data is removable by default |
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75 iFlags.Set( EIsRemovable ); |
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76 // Assume plugins ready |
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77 iFlags.Set( EIsDataPluginsReady ); |
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78 } |
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79 |
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80 // ----------------------------------------------------------------------------- |
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81 // CXnPluginData::CXnPluginData() |
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82 // C++ constructor |
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83 // ----------------------------------------------------------------------------- |
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84 // |
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85 CXnPluginData::CXnPluginData( CXnViewManager& aManager ) |
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86 : iParent( NULL ), iManager( aManager ) |
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87 { |
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88 // This constructor overload is used by CXnRootData |
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89 // Assume plugins are ready |
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90 iFlags.Set( EIsDataPluginsReady ); |
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91 } |
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92 |
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93 // ----------------------------------------------------------------------------- |
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94 // CXnPluginData::~CXnPluginData() |
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95 // C++ default destructor. |
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96 // ----------------------------------------------------------------------------- |
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97 // |
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98 CXnPluginData::~CXnPluginData() |
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99 { |
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100 RevertPluginState(); |
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101 |
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102 if ( iLoader ) |
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103 { |
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104 iLoader->Cancel(); |
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105 } |
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106 |
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107 delete iLoader; |
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108 |
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109 Flush(); |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // CXnPluginData::ConstructL() |
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114 // 2nd phase constructor |
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115 // ----------------------------------------------------------------------------- |
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116 // |
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117 void CXnPluginData::ConstructL() |
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118 { |
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119 iLoader = CPeriodic::NewL( CActive::EPriorityUserInput ); |
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120 } |
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121 |
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122 // ----------------------------------------------------------------------------- |
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123 // CXnPluginData::LoadL() |
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124 // ----------------------------------------------------------------------------- |
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125 // |
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126 void CXnPluginData::LoadL() |
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127 { |
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128 if ( Occupied() || PluginState().CompareF( KStateError ) == 0 ) |
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129 { |
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130 return; |
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131 } |
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132 |
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133 if ( !CXnOomSysHandler::HeapAvailable( WIDGET_MIN_MEM ) ) |
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134 { |
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135 ViewManager().OomSysHandler().HandlePotentialOomL(); |
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136 return; |
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137 } |
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138 |
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139 iFlags.Clear( EIsEmpty ); |
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140 iFlags.Set( EIsRemovable ); |
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141 |
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142 TRAPD( error, |
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143 |
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144 if ( iManager.Composer().ComposeWidgetL( *this ) == KErrNone ) |
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145 { |
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146 iManager.Parser().LoadWidgetL( *this ); |
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147 } |
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148 ); |
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149 |
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150 if ( Empty() ) |
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151 { |
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152 // All done |
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153 return; |
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154 } |
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155 |
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156 if ( error || !Occupied() ) |
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157 { |
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158 if( error == KErrNoMemory ) |
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159 { |
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160 ViewManager().OomSysHandler().HandlePotentialOomL(); |
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161 } |
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162 |
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163 // Mark this plugin ready, View Manager will remove it |
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164 DataPluginsLoadCompletedL( KErrGeneral ); |
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165 } |
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166 else |
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167 { |
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168 if ( Active() ) |
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169 { |
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170 // Load data plugins will set confirmation state to "wait" |
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171 LoadDataPluginsL(); |
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172 } |
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173 else |
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174 { |
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175 // Composed succesfully to inactive page. Set confirmed |
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176 SetPluginStateL( KStateConfirmed ); |
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177 } |
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178 } |
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179 } |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CXnPluginData::Destroy() |
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183 // ----------------------------------------------------------------------------- |
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184 // |
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185 void CXnPluginData::Destroy() |
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186 { |
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187 if ( Occupied() ) |
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188 { |
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189 TRAP_IGNORE( |
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190 DestroyDataPluginsL(); |
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191 iManager.Parser().DestroyWidgetL( *this ); |
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192 ); |
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193 } |
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194 |
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195 Flush(); |
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196 } |
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197 |
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198 // ----------------------------------------------------------------------------- |
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199 // CXnPluginData::LoadDataPluginsL |
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200 // Loads data plugins associated to the plugin |
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201 // ----------------------------------------------------------------------------- |
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202 // |
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203 void CXnPluginData::LoadDataPluginsL() |
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204 { |
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205 if ( !Active() || !Occupied() ) |
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206 { |
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207 iFlags.Set( EIsDataPluginsReady ); |
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208 |
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209 return; |
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210 } |
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211 |
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212 if ( iContentSourceNodes.Count() == 0 ) |
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213 { |
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214 DataPluginsLoadCompletedL( KErrNone ); |
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215 } |
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216 else |
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217 { |
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218 iLoader->Cancel(); |
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219 |
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220 iFlags.Clear( EIsDataPluginsReady ); |
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221 |
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222 iLoadIndex = 0; |
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223 |
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224 iLoader->Start( TTimeIntervalMicroSeconds32( 0 ), |
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225 TTimeIntervalMicroSeconds32( 0 ), |
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226 TCallBack( RunL, this ) ); |
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227 } |
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228 } |
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229 |
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230 // ----------------------------------------------------------------------------- |
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231 // CXnPluginData::DataPluginsLoadCompletedL |
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232 // Indicates that all data plugins are loaded |
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233 // ----------------------------------------------------------------------------- |
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234 // |
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235 void CXnPluginData::DataPluginsLoadCompletedL( TInt aStatus ) |
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236 { |
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237 iFlags.Set( EIsDataPluginsReady ); |
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238 |
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239 const TDesC8& state( aStatus == KErrNone |
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240 ? KStateConfirmed() : KStateError() ); |
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241 |
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242 SetPluginStateL( state ); |
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243 |
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244 iManager.SetDataPluginLoadCompleteL( *this ); |
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245 } |
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246 |
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247 // ----------------------------------------------------------------------------- |
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248 // CXnPluginData::DataPluginsLoaded |
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249 // Queries whether all data plugins are loaded |
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250 // ----------------------------------------------------------------------------- |
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251 // |
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252 TBool CXnPluginData::DataPluginsLoaded() const |
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253 { |
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254 return ( iFlags.IsSet( EIsDataPluginsReady ) ? ETrue : EFalse ); |
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255 } |
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256 |
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257 // ----------------------------------------------------------------------------- |
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258 // CXnPluginData::DestroyDataPluginsL |
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259 // Remove data plugins associated to the plugin |
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260 // ----------------------------------------------------------------------------- |
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261 // |
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262 void CXnPluginData::DestroyDataPluginsL() |
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263 { |
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264 if ( Occupied() ) |
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265 { |
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266 iFlags.Set( EIsDataPluginsReady ); |
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267 |
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268 if ( iLoader->IsActive() ) |
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269 { |
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270 // Not all plugins loaded yet |
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271 iLoader->Cancel(); |
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272 |
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273 RevertPluginState(); |
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274 } |
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275 |
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276 // Create list of data plugins to be removed |
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277 RPointerArray< CXnNodeAppIf > list; |
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278 CleanupClosePushL( list ); |
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279 |
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280 for ( TInt i = 0; i < iContentSourceNodes.Count(); i++ ) |
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281 { |
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282 list.AppendL( &iContentSourceNodes[i]->AppIfL() ); |
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283 } |
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284 |
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285 // Destruction is synchronous |
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286 iManager.AppUiAdapter().DestroyDataPluginsL( list ); |
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287 |
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288 CleanupStack::PopAndDestroy( &list ); |
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289 |
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290 User::Heap().Compress(); |
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291 } |
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292 } |
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293 |
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294 // ----------------------------------------------------------------------------- |
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295 // CXnPluginData::SetConfigurationIdL() |
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296 // ----------------------------------------------------------------------------- |
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297 // |
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298 void CXnPluginData::SetConfigurationIdL( const TDesC8& aConfigurationId ) |
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299 { |
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300 delete iConfigurationId; |
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301 iConfigurationId = NULL; |
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302 |
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303 iConfigurationId = aConfigurationId.AllocL(); |
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304 } |
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305 |
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306 // ----------------------------------------------------------------------------- |
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307 // CXnPluginData::SetPluginIdL() |
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308 // ----------------------------------------------------------------------------- |
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309 // |
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310 void CXnPluginData::SetPluginIdL( const TDesC8& aPluginId ) |
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311 { |
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312 delete iPluginId; |
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313 iPluginId = NULL; |
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314 |
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315 iPluginId = aPluginId.AllocL(); |
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316 } |
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317 |
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318 // ----------------------------------------------------------------------------- |
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319 // CXnPluginData::SetPluginUidL() |
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320 // ----------------------------------------------------------------------------- |
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321 // |
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322 void CXnPluginData::SetPluginUidL( const TDesC8& aPluginUid ) |
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323 { |
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324 delete iPluginUid; |
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325 iPluginUid = NULL; |
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326 |
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327 iPluginUid = aPluginUid.AllocL(); |
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328 } |
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329 |
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330 // ----------------------------------------------------------------------------- |
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331 // CXnPluginData::SetPluginNameL() |
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332 // ----------------------------------------------------------------------------- |
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333 // |
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334 void CXnPluginData::SetPluginNameL( const TDesC8& aPluginName ) |
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335 { |
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336 delete iPluginName; |
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337 iPluginName = NULL; |
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338 |
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339 iPluginName = aPluginName.AllocL(); |
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340 } |
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341 |
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342 // ----------------------------------------------------------------------------- |
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343 // CXnPluginData::SetPublisherName () |
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344 // Set the publisher name |
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345 // ----------------------------------------------------------------------------- |
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346 // |
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347 void CXnPluginData::SetPublisherNameL( const TDesC8& aPublisherName ) |
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348 { |
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349 delete iPublisherName; |
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350 iPublisherName = NULL; |
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351 |
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352 iPublisherName = |
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353 CnvUtfConverter::ConvertToUnicodeFromUtf8L( aPublisherName ); |
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354 } |
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355 |
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356 // ----------------------------------------------------------------------------- |
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357 // CXnPluginData::SetPublisherName() |
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358 // Set the publisher name |
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359 // ----------------------------------------------------------------------------- |
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360 // |
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361 void CXnPluginData::SetPublisherNameL( const TDesC& aPublisherName ) |
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362 { |
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363 delete iPublisherName; |
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364 iPublisherName = NULL; |
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365 |
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366 iPublisherName = aPublisherName.AllocL(); |
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367 } |
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368 |
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369 // ----------------------------------------------------------------------------- |
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370 // CXnPluginData::SetPluginTypeL() |
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371 // ----------------------------------------------------------------------------- |
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372 // |
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373 void CXnPluginData::SetPluginTypeL( const TDesC8& aPluginType ) |
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374 { |
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375 delete iPluginType; |
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376 iPluginType = NULL; |
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377 |
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378 iPluginType = aPluginType.AllocL(); |
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379 } |
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380 |
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381 // ----------------------------------------------------------------------------- |
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382 // CXnPluginData::SetPluginStateL() |
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383 // ----------------------------------------------------------------------------- |
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384 // |
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385 void CXnPluginData::SetPluginStateL( const TDesC8& aPluginState ) |
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386 { |
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387 if ( PluginState().CompareF( aPluginState ) != 0 ) |
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388 { |
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389 delete iPluginState; |
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390 iPluginState = NULL; |
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391 |
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392 iPluginState = aPluginState.AllocL(); |
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393 |
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394 // Tell new state to HSPS as well |
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395 iManager.UpdatePluginStateL( *this ); |
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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 // CXnPluginData::RevertPluginState() |
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401 // ----------------------------------------------------------------------------- |
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402 // |
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403 void CXnPluginData::RevertPluginState() |
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404 { |
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405 // Need to change state if it is not error |
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406 if ( Occupied() && PluginState().CompareF( KStateError ) != 0 ) |
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407 { |
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408 // For now on it is confirmed |
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409 TRAP_IGNORE( SetPluginStateL( KStateConfirmed ) ); |
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410 } |
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411 } |
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412 |
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413 // ----------------------------------------------------------------------------- |
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414 // CXnPluginData::SetResources() |
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415 // ----------------------------------------------------------------------------- |
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416 // |
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417 void CXnPluginData::SetResources( CArrayPtrSeg< CXnResource >* aResources ) |
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418 { |
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419 if ( iResources ) |
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420 { |
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421 iResources->ResetAndDestroy(); |
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422 |
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423 delete iResources; |
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424 iResources = NULL; |
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425 } |
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426 |
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427 iResources = aResources; |
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428 } |
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429 |
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430 // ----------------------------------------------------------------------------- |
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431 // CXnPluginData::ResourcesL() |
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432 // ----------------------------------------------------------------------------- |
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433 // |
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434 void CXnPluginData::ResourcesL( CArrayPtrSeg< CXnResource >& aList ) const |
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435 { |
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436 for ( TInt i = 0; iResources && i < iResources->Count(); i++ ) |
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437 { |
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438 aList.AppendL( iResources->At(i) ); |
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439 } |
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440 } |
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441 |
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442 // ----------------------------------------------------------------------------- |
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443 // CXnPluginData::SetControlL() |
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444 // ----------------------------------------------------------------------------- |
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445 // |
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446 void CXnPluginData::SetControlL( CXnNode* aNode ) |
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447 { |
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448 CXnControlAdapter* control( aNode->Control() ); |
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449 |
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450 if ( control ) |
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451 { |
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452 User::LeaveIfError( iControls.InsertInAddressOrder( control ) ); |
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453 } |
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454 } |
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455 |
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456 // ----------------------------------------------------------------------------- |
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457 // CXnPluginData::ControlsL() |
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458 // ----------------------------------------------------------------------------- |
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459 // |
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460 void CXnPluginData::ControlsL( RPointerArray< CXnControlAdapter >& aList ) const |
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461 { |
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462 for ( TInt i = 0; i < iControls.Count(); i++ ) |
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463 { |
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464 aList.AppendL( iControls[i] ); |
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465 } |
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466 } |
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467 |
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468 // ----------------------------------------------------------------------------- |
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469 // CXnPluginData::SetContentSourceNodeL() |
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470 // ----------------------------------------------------------------------------- |
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471 // |
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472 void CXnPluginData::SetContentSourceNodeL( CXnNode* aNode ) |
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473 { |
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474 User::LeaveIfError( iContentSourceNodes.InsertInAddressOrder( aNode ) ); |
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475 } |
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476 |
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477 // ----------------------------------------------------------------------------- |
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478 // CXnPluginData::ContentSourceNodesL() |
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479 // ----------------------------------------------------------------------------- |
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480 // |
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481 void CXnPluginData::ContentSourceNodesL( RPointerArray< CXnNode >& aList ) const |
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482 { |
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483 for ( TInt i = 0; i < iContentSourceNodes.Count(); i++ ) |
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484 { |
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485 aList.AppendL( iContentSourceNodes[i] ); |
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486 } |
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487 } |
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488 |
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489 // ----------------------------------------------------------------------------- |
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490 // CXnPluginData::SetAppearanceNodeL() |
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491 // ----------------------------------------------------------------------------- |
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492 // |
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493 void CXnPluginData::SetAppearanceNodeL( CXnNode* aNode ) |
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494 { |
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495 User::LeaveIfError( iAppearanceNodes.InsertInAddressOrder( aNode ) ); |
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496 } |
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497 |
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498 // ----------------------------------------------------------------------------- |
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499 // CXnPluginData::AppearanceNodesL() |
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500 // ----------------------------------------------------------------------------- |
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501 // |
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502 void CXnPluginData::AppearanceNodesL( RPointerArray< CXnNode >& aList ) const |
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503 { |
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504 for ( TInt i = 0; i < iAppearanceNodes.Count(); i++ ) |
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505 { |
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506 aList.AppendL( iAppearanceNodes[i] ); |
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507 } |
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508 } |
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509 |
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510 // ----------------------------------------------------------------------------- |
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511 // CXnPluginData::SetInitialFocusNodeL() |
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512 // ----------------------------------------------------------------------------- |
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513 // |
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514 void CXnPluginData::SetInitialFocusNodeL( CXnNode* aNode ) |
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515 { |
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516 User::LeaveIfError( iInitialFocusNodes.InsertInAddressOrder( aNode ) ); |
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517 } |
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518 |
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519 // ----------------------------------------------------------------------------- |
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520 // CXnPluginData::InitialFocusNodesL() |
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521 // ----------------------------------------------------------------------------- |
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522 // |
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523 void CXnPluginData::InitialFocusNodesL( RPointerArray< CXnNode >& aList ) const |
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524 { |
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525 for ( TInt i = 0; i < iInitialFocusNodes.Count(); i++ ) |
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526 { |
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527 aList.AppendL( iInitialFocusNodes[i] ); |
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528 } |
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529 } |
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530 |
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531 // ----------------------------------------------------------------------------- |
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532 // CXnPluginData::Flush() |
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533 // Flushes this plugins data |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CXnPluginData::Flush() |
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537 { |
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538 // Don't touch to iOwner, because this plugin might be reused later |
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539 |
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540 iFlags.ClearAll(); |
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541 |
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542 // This is default |
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543 iFlags.Set( EIsRemovable ); |
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544 iFlags.Set( EIsDataPluginsReady ); |
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545 |
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546 iNode = NULL; |
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547 |
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548 iLoadIndex = 0; |
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549 |
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550 delete iConfigurationId; |
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551 iConfigurationId = NULL; |
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552 |
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553 delete iPluginId; |
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554 iPluginId = NULL; |
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555 |
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556 delete iPluginUid; |
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557 iPluginUid = NULL; |
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558 |
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559 delete iPluginName; |
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560 iPluginName = NULL; |
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561 |
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562 delete iPluginType; |
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563 iPluginType = NULL; |
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564 |
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565 delete iPluginState; |
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566 iPluginState = NULL; |
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567 |
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568 delete iPublisherName; |
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569 iPublisherName = NULL; |
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570 |
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571 if ( iResources ) |
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572 { |
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573 iResources->ResetAndDestroy(); |
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574 delete iResources; |
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575 iResources = NULL; |
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576 } |
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577 |
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578 iControls.Reset(); |
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579 iContentSourceNodes.Reset(); |
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580 iAppearanceNodes.Reset(); |
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581 iInitialFocusNodes.Reset(); |
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582 iPopupNodes.Reset(); |
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583 iPluginsData.ResetAndDestroy(); |
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584 |
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585 User::Heap().Compress(); |
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586 } |
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587 |
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588 // ----------------------------------------------------------------------------- |
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589 // CXnPluginData::Empty() |
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590 // |
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591 // ----------------------------------------------------------------------------- |
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592 // |
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593 TBool CXnPluginData::Empty() const |
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594 { |
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595 return ( iFlags.IsSet( EIsEmpty ) ? ETrue : EFalse ); |
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596 } |
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597 |
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598 // ----------------------------------------------------------------------------- |
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599 // CXnPluginData::SetEmpty() |
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600 // |
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601 // ----------------------------------------------------------------------------- |
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602 // |
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603 void CXnPluginData::SetEmptyL( const TDesC8& aPluginId ) |
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604 { |
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605 if ( Occupied() ) |
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606 { |
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607 User::Leave( KErrInUse ); |
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608 } |
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609 |
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610 HBufC8* id( aPluginId.AllocL() ); |
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611 |
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612 Flush(); |
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613 |
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614 // Takes ownership |
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615 iPluginId = id; |
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616 |
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617 iFlags.Set( EIsEmpty ); |
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618 iFlags.Clear( EIsRemovable ); |
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619 } |
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620 |
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621 // ----------------------------------------------------------------------------- |
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622 // CXnPluginData::SetIsDisplayingPopup() |
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623 // |
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624 // ----------------------------------------------------------------------------- |
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625 // |
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626 void CXnPluginData::SetIsDisplayingPopup ( TBool aVisible, CXnNode* aNode ) |
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627 { |
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628 |
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629 if ( aVisible ) |
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630 { |
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631 iPopupNodes.InsertInAddressOrder( aNode ); |
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632 } |
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633 else |
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634 { |
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635 TInt index( iPopupNodes.Find( aNode ) ); |
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636 if ( index != KErrNotFound ) |
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637 { |
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638 iPopupNodes.Remove( index ); |
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639 } |
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640 } |
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641 } |
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642 |
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643 |
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644 //------------------------------------------------------------------------------ |
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645 // CXnPluginData::IsDisplayingPopup() |
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646 // |
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647 //------------------------------------------------------------------------------ |
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648 // |
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649 TBool CXnPluginData::IsDisplayingPopup() const |
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650 { |
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651 return ( iPopupNodes.Count() > 0 ); |
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652 } |
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653 |
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654 // ----------------------------------------------------------------------------- |
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655 // CXnPluginData::RunL() |
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656 // |
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657 // ----------------------------------------------------------------------------- |
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658 // |
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659 /* static */ TInt CXnPluginData::RunL( TAny* aAny ) |
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660 { |
|
661 CXnPluginData* self = static_cast< CXnPluginData* >( aAny ); |
|
662 |
|
663 self->iLoader->Cancel(); |
|
664 |
|
665 RPointerArray< CXnNodeAppIf >list; |
|
666 CleanupClosePushL( list ); |
|
667 |
|
668 for ( TInt i = 0; i < self->iContentSourceNodes.Count(); i++ ) |
|
669 { |
|
670 list.AppendL( &self->iContentSourceNodes[i]->AppIfL() ); |
|
671 } |
|
672 |
|
673 // State is "wait" until data plugins are loaded |
|
674 self->SetPluginStateL( KStateWaitConfirmation ); |
|
675 |
|
676 TRAPD( err, self->iManager.AppUiAdapter().LoadDataPluginsL( list ) ); |
|
677 |
|
678 if ( err && self->Removable() ) |
|
679 { |
|
680 self->DataPluginsLoadCompletedL( err ); |
|
681 } |
|
682 else |
|
683 { |
|
684 self->DataPluginsLoadCompletedL( KErrNone ); |
|
685 } |
|
686 |
|
687 CleanupStack::PopAndDestroy( &list ); |
|
688 |
|
689 return KErrNone; |
|
690 } |
|
691 |
|
692 // End of file |