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1 /* |
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2 * Copyright (c) 2009 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: Component manager implementation. |
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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 <cvtlogger.h> |
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20 |
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21 #include "cvtuicomponentmanager.h" |
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22 #include "mvtuiwindowservereventobserver.h" |
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23 #include "mvtuiresourcechangeobserver.h" |
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24 #include "mvtuikeyeventobserver.h" |
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25 #include "mvtuilayoutchangeobserver.h" |
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26 |
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27 // ======== LOCAL FUNCTIONS ======== |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // CmpByPtr |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 template < class T > |
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34 TInt CmpByPtr( const T& aObj1, const T& aObj2 ) |
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35 { |
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36 return reinterpret_cast< TInt >( &aObj1 ) - |
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37 reinterpret_cast< TInt >( &aObj2 ); |
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38 } |
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39 |
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40 // --------------------------------------------------------------------------- |
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41 // FindByPtr |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 template < class T > |
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45 TInt FindByPtr( const TInt* aPtr, const T& aObj ) |
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46 { |
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47 return *aPtr - reinterpret_cast< TInt >( &aObj ); |
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48 } |
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49 |
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50 // --------------------------------------------------------------------------- |
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51 // CmpMVtUiComponent |
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52 // --------------------------------------------------------------------------- |
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53 // |
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54 TInt CmpMVtUiComponent( const MVtUiComponent& aC1, const MVtUiComponent& aC2 ) |
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55 { |
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56 return ( aC1.ComponentId() - aC2.ComponentId() ); |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // CmpTVtUiComponentState |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 TInt CmpTVtUiComponentState( const TVtUiComponentState& aC1, |
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64 const TVtUiComponentState& aC2 ) |
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65 { |
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66 return ( aC1.Component().ComponentId() - aC2.Component().ComponentId() ); |
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67 } |
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68 |
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69 // --------------------------------------------------------------------------- |
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70 // CmpTVtUiComponentStateByKey |
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71 // --------------------------------------------------------------------------- |
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72 // |
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73 TInt CmpTVtUiComponentStateByKey( const MVtUiComponent::TComponentId* aKey, |
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74 const TVtUiComponentState& aC ) |
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75 { |
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76 return ( *aKey - aC.Component().ComponentId() ); |
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77 } |
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78 |
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79 // ======== MEMBER FUNCTIONS ======== |
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80 |
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81 // --------------------------------------------------------------------------- |
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82 // CVtUiComponentManager::NewL |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 CVtUiComponentManager* CVtUiComponentManager::NewL() |
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86 { |
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87 __VTPRINTENTER( "CompMgr.NewL" ) |
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88 CVtUiComponentManager* self = new ( ELeave ) CVtUiComponentManager(); |
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89 CleanupStack::PushL( self ); |
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90 self->ConstructL(); |
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91 CleanupStack::Pop(); // self |
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92 __VTPRINTEXIT( "CompMgr.NewL" ) |
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93 return self; |
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94 } |
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95 |
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96 // --------------------------------------------------------------------------- |
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97 // CVtUiComponentManager::~CVtUiComponentManager |
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98 // --------------------------------------------------------------------------- |
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99 // |
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100 CVtUiComponentManager::~CVtUiComponentManager() |
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101 { |
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102 __VTPRINTENTER( "CompMgr.~" ) |
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103 iWsEventObservers.Close(); |
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104 iResourceChangeObservers.Close(); |
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105 iKeyEventObservers.Close(); |
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106 iLayoutChangeObservers.Close(); |
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107 iComponents.Close(); |
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108 __VTPRINTEXIT( "CompMgr.~" ) |
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109 } |
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110 |
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111 // --------------------------------------------------------------------------- |
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112 // CVtUiComponentManager::HandleWsEventL |
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113 // --------------------------------------------------------------------------- |
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114 // |
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115 void CVtUiComponentManager::HandleWsEventL( const TWsEvent& aEvent, |
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116 CCoeControl* aDestination ) |
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117 { |
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118 for ( TInt i = iWsEventObservers.Count() - 1; i >= 0; i-- ) |
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119 { |
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120 iWsEventObservers[ i ]->HandleWsEventL( aEvent, aDestination ); |
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121 } |
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122 } |
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123 |
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124 // --------------------------------------------------------------------------- |
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125 // CVtUiComponentManager::HandleResourceChangeL |
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126 // --------------------------------------------------------------------------- |
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127 // |
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128 void CVtUiComponentManager::HandleResourceChangeL( TInt aType ) |
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129 { |
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130 for ( TInt i = iResourceChangeObservers.Count() - 1; i >= 0; i-- ) |
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131 { |
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132 iResourceChangeObservers[ i ]->HandleResourceChangeL( aType ); |
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133 } |
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134 } |
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135 |
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136 // --------------------------------------------------------------------------- |
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137 // CVtUiComponentManager:OfferKeyEventL |
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138 // --------------------------------------------------------------------------- |
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139 // |
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140 TKeyResponse CVtUiComponentManager::OfferKeyEventL( |
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141 const TKeyEvent& aEvent, TEventCode aCode ) |
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142 { |
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143 TKeyResponse response( EKeyWasNotConsumed ); |
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144 for ( TInt i = iKeyEventObservers.Count() - 1; i >= 0; i-- ) |
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145 { |
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146 response = iKeyEventObservers[ i ]->OfferKeyEventL( aEvent, aCode ); |
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147 if ( response == EKeyWasConsumed ) |
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148 { |
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149 break; |
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150 } |
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151 } |
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152 return response; |
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153 } |
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154 |
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155 // --------------------------------------------------------------------------- |
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156 // CVtUiComponentManager::HandleLayoutChangeL |
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157 // --------------------------------------------------------------------------- |
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158 // |
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159 void CVtUiComponentManager::HandleLayoutChangeL() |
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160 { |
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161 for ( TInt i = iLayoutChangeObservers.Count() - 1; i >= 0; i-- ) |
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162 { |
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163 iLayoutChangeObservers[ i ]->HandleLayoutChangeL(); |
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164 } |
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165 } |
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166 |
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167 // --------------------------------------------------------------------------- |
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168 // CVtUiComponentManager::ChangeWsEventRegistration |
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169 // --------------------------------------------------------------------------- |
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170 // |
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171 TInt CVtUiComponentManager::ChangeWsEventRegistration( |
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172 MVtUiWindowServerEventObserver& aObserver, TAction aAction ) |
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173 { |
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174 return AddOrRemoveComponent( iWsEventObservers, &aObserver, aAction ); |
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175 } |
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176 |
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177 // --------------------------------------------------------------------------- |
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178 // CVtUiComponentManager::ChangeResourceChangeRegistration |
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179 // --------------------------------------------------------------------------- |
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180 // |
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181 TInt CVtUiComponentManager::ChangeResourceChangeRegistration( |
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182 MVtUiResourceChangeObserver& aObserver, TAction aAction ) |
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183 { |
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184 return AddOrRemoveComponent( iResourceChangeObservers, &aObserver, |
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185 aAction ); |
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186 } |
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187 |
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188 // --------------------------------------------------------------------------- |
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189 // CVtUiComponentManager::ChangeKeyEventRegistration |
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190 // --------------------------------------------------------------------------- |
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191 // |
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192 TInt CVtUiComponentManager::ChangeKeyEventRegistration( |
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193 MVtUiKeyEventObserver& aObserver, TAction aAction ) |
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194 { |
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195 return AddOrRemoveComponent( iKeyEventObservers, &aObserver, aAction ); |
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196 } |
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197 |
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198 // --------------------------------------------------------------------------- |
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199 // CVtUiComponentManager::ChangeLayoutChangeRegistration |
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200 // --------------------------------------------------------------------------- |
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201 // |
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202 TInt CVtUiComponentManager::ChangeLayoutChangeRegistration( |
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203 MVtUiLayoutChangeObserver& aObserver, TAction aAction ) |
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204 { |
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205 return AddOrRemoveComponent( iLayoutChangeObservers, &aObserver, aAction ); |
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206 } |
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207 |
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208 // --------------------------------------------------------------------------- |
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209 // CVtUiComponentManager::ChangeComponentRegistration |
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210 // --------------------------------------------------------------------------- |
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211 // |
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212 TInt CVtUiComponentManager::ChangeComponentRegistration( |
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213 TVtUiComponentState& aComponentState, TAction aAction ) |
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214 { |
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215 __VTPRINTENTER( "CompMgr.ChangeComponentRegistrationL" ) |
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216 TInt result( KErrNone ); |
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217 if ( aAction == ERegister ) |
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218 { |
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219 result = |
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220 iComponents.InsertInOrder( &aComponentState, |
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221 ComponentStateOrder() ); |
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222 } |
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223 else |
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224 { |
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225 TInt index( iComponents.FindInOrder( |
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226 &aComponentState, ComponentStateOrder() ) ); |
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227 if ( index != KErrNotFound ) |
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228 { |
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229 iComponents.Remove( index ); |
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230 } |
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231 } |
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232 __VTPRINTEXITR( "CompMgr.ChangeComponentRegistrationL %d", result ) |
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233 return result; |
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234 } |
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235 |
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236 // --------------------------------------------------------------------------- |
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237 // CVtUiComponentManager::RequestActivationL |
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238 // --------------------------------------------------------------------------- |
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239 // |
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240 void CVtUiComponentManager::RequestActivationL( |
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241 MVtUiComponent::TComponentId aId ) |
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242 { |
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243 __VTPRINTENTER( "CompMgr.RequestActivationL" ) |
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244 TInt index( iComponents.FindInOrder( aId, ::CmpTVtUiComponentStateByKey ) ); |
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245 if ( index == KErrNotFound ) |
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246 { |
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247 User::Leave( index ); |
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248 } |
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249 else |
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250 { |
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251 TVtUiComponentState& state( *iComponents[ index ] ); |
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252 if ( state.State() == TVtUiComponentState::EActive ) |
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253 { |
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254 User::Leave( KErrNotReady ); |
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255 } |
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256 else |
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257 { |
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258 DoActivationL( state, TVtUiComponentState::EActive ); |
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259 } |
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260 } |
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261 __VTPRINTEXIT( "CompMgr.RequestActivationL" ) |
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262 } |
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263 |
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264 // --------------------------------------------------------------------------- |
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265 // CVtUiComponentManager::DeActivateComponentL |
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266 // --------------------------------------------------------------------------- |
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267 // |
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268 void CVtUiComponentManager::DeActivateComponentL( |
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269 MVtUiComponent::TComponentId aId ) |
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270 { |
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271 __VTPRINTENTER( "CompMgr.DeActivateComponentL" ) |
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272 TInt index( iComponents.FindInOrder( aId, ::CmpTVtUiComponentStateByKey ) ); |
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273 if ( index == KErrNotFound ) |
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274 { |
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275 User::Leave( index ); |
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276 } |
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277 else |
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278 { |
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279 TVtUiComponentState& state( *iComponents[ index ] ); |
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280 if ( state.State() == TVtUiComponentState::EInactive ) |
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281 { |
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282 User::Leave( KErrNotReady ); |
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283 } |
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284 else |
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285 { |
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286 DoDeactivationL( state, TVtUiComponentState::EInactive ); |
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287 } |
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288 } |
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289 __VTPRINTEXIT( "CompMgr.DeActivateComponentL" ) |
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290 } |
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291 |
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292 // --------------------------------------------------------------------------- |
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293 // CVtUiComponentManager::DoActivationL |
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294 // --------------------------------------------------------------------------- |
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295 // |
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296 void CVtUiComponentManager::DoActivationL( |
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297 TVtUiComponentState& aComponentState, |
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298 TVtUiComponentState::TState aNewState ) |
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299 { |
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300 __VTPRINTENTER( "CompMgr.DoActivationL" ) |
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301 TStateList stateList; |
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302 ConstructStateListL( stateList ); |
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303 TInt index( stateList.FindItem( |
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304 aComponentState.Component().ComponentId() ) ); |
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305 if ( index != KErrNotFound ) |
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306 { |
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307 TStateListItem& sli( stateList.At( index ) ); |
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308 TVtUiBlockListBitField exclList; |
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309 for ( TInt i = stateList.ItemCount() - 1; i >= 0; i-- ) |
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310 { |
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311 TStateListItem& sli2( stateList.At( i ) ); |
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312 if ( sli2.ComponentId() != sli.ComponentId() ) |
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313 { |
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314 if ( sli2.State() == TVtUiComponentState::EActive && |
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315 !sli.BlockList().Contains( sli2.ComponentId() ) ) |
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316 { |
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317 exclList.Union( sli2.BlockList() ); |
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318 } |
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319 } |
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320 } |
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321 sli.SetRoot(); |
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322 sli.SetState( aNewState ); |
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323 CalculateActivationL( sli.BlockList(), exclList, stateList, EHide ); |
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324 } |
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325 CommitStateListL( stateList ); |
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326 __VTPRINTEXIT( "CompMgr.DoActivationL" ) |
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327 } |
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328 |
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329 // --------------------------------------------------------------------------- |
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330 // CVtUiComponentManager::DoDeactivationL |
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331 // --------------------------------------------------------------------------- |
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332 // |
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333 void CVtUiComponentManager::DoDeactivationL( |
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334 TVtUiComponentState& aComponentState, |
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335 TVtUiComponentState::TState aNewState ) |
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336 { |
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337 __VTPRINTENTER( "CompMgr.DoDeactivationL" ) |
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338 TStateList stateList; |
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339 ConstructStateListL( stateList ); |
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340 TInt index( stateList.FindItem( |
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341 aComponentState.Component().ComponentId() ) ); |
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342 if ( index != KErrNotFound ) |
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343 { |
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344 TStateListItem& sli( stateList.At( index ) ); |
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345 TVtUiBlockListBitField exclList; |
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346 if ( sli.State() == TVtUiComponentState::EActive ) |
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347 { |
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348 for ( TInt i = stateList.ItemCount() - 1; i >= 0; i-- ) |
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349 { |
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350 TStateListItem& sli2( stateList.At( i ) ); |
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351 if ( sli2.ComponentId() != sli.ComponentId() ) |
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352 { |
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353 if ( sli2.State() == TVtUiComponentState::EActive ) |
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354 { |
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355 exclList.Union( sli2.BlockList() ); |
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356 } |
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357 } |
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358 } |
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359 } |
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360 sli.SetRoot(); |
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361 sli.SetState( aNewState ); |
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362 CalculateActivationL( sli.BlockList(), exclList, stateList, EShow ); |
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363 } |
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364 CommitStateListL( stateList ); |
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365 __VTPRINTEXIT( "CompMgr.DoDeactivationL" ) |
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366 } |
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367 |
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368 // --------------------------------------------------------------------------- |
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369 // CVtUiComponentManager::CommitStateListL |
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370 // --------------------------------------------------------------------------- |
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371 // |
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372 void CVtUiComponentManager::CommitStateListL( TStateList& aList ) |
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373 { |
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374 __VTPRINTENTER( "CompMgr.CommitStateListL" ) |
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375 // Sort list by component state. Components will first deactivated, then |
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376 // blocked and finally activated. |
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377 aList.Sort( TStateListItem::StateOrder() ); |
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378 for ( TInt i = 0; i < aList.ItemCount(); i++ ) |
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379 { |
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380 const TStateListItem& sli( aList.At( i ) ); |
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381 TInt index( iComponents.FindInOrder( sli.ComponentId(), |
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382 ::CmpTVtUiComponentStateByKey ) ); |
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383 if ( index != KErrNotFound ) |
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384 { |
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385 TVtUiComponentState& cs( *iComponents[ index ] ); |
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386 if ( cs.State() != sli.State() ) |
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387 { |
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388 switch ( sli.State() ) |
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389 { |
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390 case TVtUiComponentState::EInactive: |
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391 cs.DeActivateComponentL(); |
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392 break; |
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393 |
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394 case TVtUiComponentState::EActive: |
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395 cs.ActivateComponentL(); |
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396 break; |
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397 |
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398 case TVtUiComponentState::EWaiting: |
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399 cs.BlockComponentL(); |
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400 break; |
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401 |
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402 default: |
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403 User::Leave( KErrArgument ); |
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404 break; |
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405 } |
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406 } |
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407 } |
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408 } |
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409 __VTPRINTEXIT( "CompMgr.CommitStateListL" ) |
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410 } |
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411 |
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412 // --------------------------------------------------------------------------- |
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413 // CVtUiComponentManager::CalculateActivationL |
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414 // --------------------------------------------------------------------------- |
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415 // |
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416 void CVtUiComponentManager::CalculateActivationL( |
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417 const TVtUiBlockList& aBlockList, |
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418 const TVtUiBlockList& aExclList, |
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419 TStateList& aStateList, TActivationAction aAction ) |
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420 { |
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421 __VTPRINTENTER( "CompMgr.CalculateActivationL" ) |
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422 __VTPRINT2( DEBUG_GEN, "aAction = %d", (TInt)aAction ) |
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423 TVtUiBlockListBitField blockList; |
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424 CVtUiBlockListIterator* iterator = aBlockList.IteratorLC(); |
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425 while ( iterator->HasNext() ) |
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426 { |
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427 MVtUiComponent::TComponentId cid( iterator->Next() ); |
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428 if ( aExclList.Contains( cid ) ) |
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429 { |
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430 continue; |
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431 } |
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432 TInt index( aStateList.FindItem( cid ) ); |
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433 if ( index != KErrNotFound ) |
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434 { |
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435 TStateListItem& sli( aStateList.At( index ) ); |
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436 __VTPRINT3( DEBUG_GEN, "@1, Id = %d, state = %d", (TInt)sli.ComponentId(), (TInt)sli.State() ) |
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437 if ( !sli.IsRoot() ) |
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438 { |
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439 if ( aAction == EShow ) |
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440 { |
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441 // if action == EShow and component is being blocked, |
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442 // then activate component |
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443 if ( sli.State() == TVtUiComponentState::EWaiting ) |
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444 { |
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445 sli.SetState( TVtUiComponentState::EActive ); |
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446 if ( !sli.IsVisited() ) |
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447 { |
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448 blockList.Union( sli.BlockList() ); |
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449 } |
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450 sli.SetVisited(); |
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451 } |
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452 } |
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453 else // aAction == EHide |
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454 { |
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455 // if action == EHide and component is active, then |
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456 // block component |
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457 if ( sli.State() == TVtUiComponentState::EActive ) |
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458 { |
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459 sli.SetState( TVtUiComponentState::EWaiting ); |
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460 if ( !sli.IsVisited() ) |
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461 { |
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462 blockList.Union( sli.BlockList() ); |
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463 } |
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464 sli.SetVisited(); |
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465 } |
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466 } |
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467 } |
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468 __VTPRINT3( DEBUG_GEN, "@2, Id = %d, state = %d", (TInt)sli.ComponentId(), (TInt)sli.State() ) |
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469 } |
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470 } |
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471 CleanupStack::PopAndDestroy(); // iterator |
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472 if ( !blockList.IsEmpty() ) |
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473 { |
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474 CalculateActivationL( blockList, aExclList, aStateList, |
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475 ( aAction == EShow ) ? EHide : EShow ); |
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476 } |
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477 __VTPRINTEXIT( "CompMgr.CalculateActivationL" ) |
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478 } |
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479 |
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480 // --------------------------------------------------------------------------- |
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481 // CVtUiComponentManager::ConstructStateListL |
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482 // --------------------------------------------------------------------------- |
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483 // |
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484 void CVtUiComponentManager::ConstructStateListL( TStateList& aList ) |
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485 { |
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486 for ( TInt i = iComponents.Count() - 1; i >= 0; i-- ) |
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487 { |
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488 TStateListItem sli( *iComponents[ i ] ); |
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489 aList.AddItemL( sli ); |
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490 } |
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491 } |
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492 |
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493 // --------------------------------------------------------------------------- |
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494 // CVtUiComponentManager::CVtUiComponentManager |
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495 // --------------------------------------------------------------------------- |
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496 // |
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497 CVtUiComponentManager::CVtUiComponentManager() |
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498 : iWsEventObservers( 1 ), iResourceChangeObservers( 1 ), |
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499 iKeyEventObservers( 1 ),iLayoutChangeObservers( 1 ), iComponents( 1 ) |
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500 { |
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501 } |
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502 |
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503 // --------------------------------------------------------------------------- |
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504 // CVtUiComponentManager::ConstructL |
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505 // --------------------------------------------------------------------------- |
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506 // |
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507 void CVtUiComponentManager::ConstructL() |
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508 { |
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509 } |
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510 |
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511 // --------------------------------------------------------------------------- |
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512 // CVtUiComponentManager::AddOrRemoveComponent |
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513 // --------------------------------------------------------------------------- |
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514 // |
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515 template < class T > |
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516 TInt CVtUiComponentManager::AddOrRemoveComponent( RPointerArray< T >& aArray, |
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517 T* aComponent, TAction aAction ) |
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518 { |
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519 __VTPRINTENTER( "CompMgr.AddOrRemoveComponent" ) |
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520 TInt result( KErrNone ); |
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521 if ( aAction == ERegister ) |
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522 { |
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523 result = aArray.InsertInOrder( aComponent, ::CmpByPtr ); |
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524 } |
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525 else |
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526 { |
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527 TInt index( aArray.FindInOrder( aComponent, ::CmpByPtr ) ); |
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528 if ( index != KErrNotFound ) |
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529 { |
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530 aArray.Remove( index ); |
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531 } |
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532 } |
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533 __VTPRINTEXITR( "CompMgr.AddOrRemoveComponent %d", result ) |
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534 return result; |
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535 } |
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536 |
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537 // --------------------------------------------------------------------------- |
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538 // CVtUiComponentManager::ComponentOrder |
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539 // --------------------------------------------------------------------------- |
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540 // |
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541 TLinearOrder< MVtUiComponent > CVtUiComponentManager::ComponentOrder() |
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542 { |
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543 return TLinearOrder< MVtUiComponent >( ::CmpMVtUiComponent ); |
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544 } |
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545 |
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546 // --------------------------------------------------------------------------- |
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547 // CVtUiComponentManager::ComponentStateOrder |
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548 // --------------------------------------------------------------------------- |
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549 // |
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550 TLinearOrder< TVtUiComponentState > CVtUiComponentManager::ComponentStateOrder() |
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551 { |
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552 return TLinearOrder< TVtUiComponentState >( ::CmpTVtUiComponentState ); |
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553 } |
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554 |
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555 // Implementation of CVtUiComponentManager::TStateListItem |
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556 |
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557 // --------------------------------------------------------------------------- |
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558 // CVtUiComponentManager::TStateListItem::TStateListItem |
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559 // --------------------------------------------------------------------------- |
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560 // |
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561 CVtUiComponentManager::TStateListItem::TStateListItem( |
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562 const TVtUiComponentState& aState ) |
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563 : iComponentId( aState.Component().ComponentId() ), |
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564 iState( aState.State() ), iIsRoot( EFalse ), iIsVisited( EFalse ) |
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565 { |
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566 iBlockList.Union( aState.BlockList() ); |
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567 } |
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568 |
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569 // --------------------------------------------------------------------------- |
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570 // CVtUiComponentManager::TStateListItem::ComponentId |
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571 // --------------------------------------------------------------------------- |
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572 // |
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573 MVtUiComponent::TComponentId |
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574 CVtUiComponentManager::TStateListItem::ComponentId() const |
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575 { |
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576 return iComponentId; |
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577 } |
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578 |
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579 // --------------------------------------------------------------------------- |
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580 // CVtUiComponentManager::TStateListItem::State |
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581 // --------------------------------------------------------------------------- |
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582 // |
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583 TVtUiComponentState::TState CVtUiComponentManager::TStateListItem::State() const |
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584 { |
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585 return iState; |
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586 } |
|
587 |
|
588 // --------------------------------------------------------------------------- |
|
589 // CVtUiComponentManager::TStateListItem::SetState |
|
590 // --------------------------------------------------------------------------- |
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591 // |
|
592 void CVtUiComponentManager::TStateListItem::SetState( |
|
593 TVtUiComponentState::TState aState ) |
|
594 { |
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595 iState = aState; |
|
596 } |
|
597 |
|
598 // --------------------------------------------------------------------------- |
|
599 // CVtUiComponentManager::TStateListItem::BlockList |
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600 // --------------------------------------------------------------------------- |
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601 // |
|
602 const TVtUiBlockList& CVtUiComponentManager::TStateListItem::BlockList() const |
|
603 { |
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604 return iBlockList; |
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605 } |
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606 |
|
607 // --------------------------------------------------------------------------- |
|
608 // CVtUiComponentManager::TStateListItem::SetRoot |
|
609 // --------------------------------------------------------------------------- |
|
610 // |
|
611 void CVtUiComponentManager::TStateListItem::SetRoot() |
|
612 { |
|
613 iIsRoot = ETrue; |
|
614 } |
|
615 |
|
616 // --------------------------------------------------------------------------- |
|
617 // CVtUiComponentManager::TStateListItem::IsRoot |
|
618 // --------------------------------------------------------------------------- |
|
619 // |
|
620 TBool CVtUiComponentManager::TStateListItem::IsRoot() const |
|
621 { |
|
622 return iIsRoot; |
|
623 } |
|
624 |
|
625 // --------------------------------------------------------------------------- |
|
626 // CVtUiComponentManager::TStateListItem::SetVisited |
|
627 // --------------------------------------------------------------------------- |
|
628 // |
|
629 void CVtUiComponentManager::TStateListItem::SetVisited() |
|
630 { |
|
631 iIsVisited = ETrue; |
|
632 } |
|
633 |
|
634 // --------------------------------------------------------------------------- |
|
635 // CVtUiComponentManager::TStateListItem::IsVisited |
|
636 // --------------------------------------------------------------------------- |
|
637 // |
|
638 TBool CVtUiComponentManager::TStateListItem::IsVisited() const |
|
639 { |
|
640 return iIsVisited; |
|
641 } |
|
642 |
|
643 // --------------------------------------------------------------------------- |
|
644 // CVtUiComponentManager::TStateListItem::KeyOrder |
|
645 // --------------------------------------------------------------------------- |
|
646 // |
|
647 CVtUiComponentManager::TStateListItem::TKeyCmpFunc |
|
648 CVtUiComponentManager::TStateListItem::KeyOrder() |
|
649 { |
|
650 return KeyCmpFunc; |
|
651 } |
|
652 |
|
653 // --------------------------------------------------------------------------- |
|
654 // CVtUiComponentManager::TStateListItem::LinearOrder |
|
655 // --------------------------------------------------------------------------- |
|
656 // |
|
657 TLinearOrder< CVtUiComponentManager::TStateListItem > |
|
658 CVtUiComponentManager::TStateListItem::LinearOrder() |
|
659 { |
|
660 return TLinearOrder< TStateListItem >( ItemCmpFunc ); |
|
661 } |
|
662 |
|
663 // --------------------------------------------------------------------------- |
|
664 // CVtUiComponentManager::TStateListItem::StateOrder |
|
665 // --------------------------------------------------------------------------- |
|
666 // |
|
667 TLinearOrder< CVtUiComponentManager::TStateListItem > |
|
668 CVtUiComponentManager::TStateListItem::StateOrder() |
|
669 { |
|
670 return TLinearOrder< TStateListItem >( StateCmpFunc ); |
|
671 } |
|
672 |
|
673 // --------------------------------------------------------------------------- |
|
674 // CVtUiComponentManager::TStateListItem::ItemCmpFunc |
|
675 // --------------------------------------------------------------------------- |
|
676 // |
|
677 TInt CVtUiComponentManager::TStateListItem::ItemCmpFunc( |
|
678 const TStateListItem& aItem1, const TStateListItem& aItem2 ) |
|
679 { |
|
680 return ( aItem1.ComponentId() - aItem2.ComponentId() ); |
|
681 } |
|
682 |
|
683 // --------------------------------------------------------------------------- |
|
684 // CVtUiComponentManager::TStateListItem::KeyCmpFunc |
|
685 // --------------------------------------------------------------------------- |
|
686 // |
|
687 TInt CVtUiComponentManager::TStateListItem::KeyCmpFunc( |
|
688 const MVtUiComponent::TComponentId* aKey, const TStateListItem& aItem ) |
|
689 { |
|
690 return ( *aKey - aItem.ComponentId() ); |
|
691 } |
|
692 |
|
693 // --------------------------------------------------------------------------- |
|
694 // CVtUiComponentManager::TStateListItem::StateCmpFunc |
|
695 // --------------------------------------------------------------------------- |
|
696 // |
|
697 TInt CVtUiComponentManager::TStateListItem::StateCmpFunc( |
|
698 const TStateListItem& aItem1, const TStateListItem& aItem2 ) |
|
699 { |
|
700 return ( aItem1.State() - aItem2.State() ); |
|
701 } |
|
702 // Implementation of CVtUiComponentManager::TStateList |
|
703 |
|
704 // --------------------------------------------------------------------------- |
|
705 // CVtUiComponentManager::TStateList::TStateList |
|
706 // --------------------------------------------------------------------------- |
|
707 // |
|
708 CVtUiComponentManager::TStateList::TStateList() : iItems( 1 ) |
|
709 { |
|
710 } |
|
711 |
|
712 // --------------------------------------------------------------------------- |
|
713 // CVtUiComponentManager::TStateList::~TStateList |
|
714 // --------------------------------------------------------------------------- |
|
715 // |
|
716 CVtUiComponentManager::TStateList::~TStateList() |
|
717 { |
|
718 iItems.Close(); |
|
719 } |
|
720 |
|
721 // --------------------------------------------------------------------------- |
|
722 // CVtUiComponentManager::TStateList::AddItemL |
|
723 // --------------------------------------------------------------------------- |
|
724 // |
|
725 void CVtUiComponentManager::TStateList::AddItemL( TStateListItem& aItem ) |
|
726 { |
|
727 iItems.InsertInOrderL( aItem, TStateListItem::LinearOrder() ); |
|
728 } |
|
729 |
|
730 // --------------------------------------------------------------------------- |
|
731 // CVtUiComponentManager::TStateList::ItemCount |
|
732 // --------------------------------------------------------------------------- |
|
733 // |
|
734 TInt CVtUiComponentManager::TStateList::ItemCount() const |
|
735 { |
|
736 return iItems.Count(); |
|
737 } |
|
738 |
|
739 // --------------------------------------------------------------------------- |
|
740 // CVtUiComponentManager::TStateList::FindItem |
|
741 // --------------------------------------------------------------------------- |
|
742 // |
|
743 TInt CVtUiComponentManager::TStateList::FindItem( |
|
744 MVtUiComponent::TComponentId aComponentId ) const |
|
745 { |
|
746 return iItems.FindInOrder( aComponentId, TStateListItem::KeyOrder() ); |
|
747 } |
|
748 |
|
749 // --------------------------------------------------------------------------- |
|
750 // CVtUiComponentManager::TStateList::At |
|
751 // --------------------------------------------------------------------------- |
|
752 // |
|
753 CVtUiComponentManager::TStateListItem& |
|
754 CVtUiComponentManager::TStateList::At( TInt aIndex ) |
|
755 { |
|
756 return iItems[ aIndex ]; |
|
757 } |
|
758 |
|
759 // --------------------------------------------------------------------------- |
|
760 // CVtUiComponentManager::TStateList::At |
|
761 // --------------------------------------------------------------------------- |
|
762 // |
|
763 const CVtUiComponentManager::TStateListItem& |
|
764 CVtUiComponentManager::TStateList::At( TInt aIndex ) const |
|
765 { |
|
766 return iItems[ aIndex ]; |
|
767 } |
|
768 |
|
769 // --------------------------------------------------------------------------- |
|
770 // CVtUiComponentManager::TStateList::Sort |
|
771 // --------------------------------------------------------------------------- |
|
772 // |
|
773 void CVtUiComponentManager::TStateList::Sort( |
|
774 TLinearOrder< CVtUiComponentManager::TStateListItem > aOrder ) |
|
775 { |
|
776 iItems.Sort( aOrder ); |
|
777 } |