1 /* |
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2 * Copyright (c) 2005-2008 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 the License "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: A view to browse a user's list of feeds. |
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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 #ifndef FEEDS_FOLDER_VIEW_H |
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20 #define FEEDS_FOLDER_VIEW_H |
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21 |
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22 |
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23 // INCLUDES |
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24 #include "BrowserAppViewBase.h" |
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25 #include "FeedsFolderContainer.h" |
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26 #include <AknToolbarObserver.h> |
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27 |
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28 // CONSTANTS |
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29 |
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30 // MACROS |
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31 |
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32 // DATA TYPES |
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33 |
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34 // FUNCTION PROTOTYPES |
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35 |
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36 // FORWARD DECLARATIONS |
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37 class MApiProvider; |
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38 |
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39 // CLASS DECLARATION |
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40 |
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41 /** |
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42 * A view to browse a user's list of feeds. |
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43 * @lib FeedsEngine.lib |
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44 * @since 3.0 |
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45 */ |
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46 class CFeedsFolderView: public CBrowserViewBase, |
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47 public MAknToolbarObserver |
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48 { |
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49 public: |
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50 /** |
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51 * Two-phased constructor. |
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52 */ |
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53 static CFeedsFolderView* NewL( MApiProvider& aApiProvider, TRect& aRect ); |
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54 |
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55 /** |
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56 * Destructor. |
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57 */ |
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58 virtual ~CFeedsFolderView(); |
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59 |
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60 public: // From CBrowserViewBase |
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61 |
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62 /** |
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63 * Return command set id, to be displayed. |
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64 * @return The command set's resource id. |
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65 */ |
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66 TInt CommandSetResourceIdL(); |
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67 |
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68 /** |
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69 * Set command set lsk,rsk,msk dynamically via pointers. |
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70 * Derived classes should implement, though it can be empty. |
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71 * If it does nothing, empty softkeys will be assigned |
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72 * @since 5.0 |
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73 */ |
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74 void CommandSetResourceDynL(TSKPair& /*lsk*/, TSKPair& /*rsk*/, TSKPair& /*msk*/) {}; |
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75 |
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76 /** |
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77 * @see CAknView |
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78 */ |
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79 void HandleClientRectChange(); |
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80 |
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81 public: // From CAknView |
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82 /** |
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83 * Returns the id of the view. |
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84 * |
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85 * @since ? |
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86 * @return the id. |
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87 */ |
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88 virtual TUid Id() const; |
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89 |
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90 /** |
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91 * Processes commands. |
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92 * |
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93 * @since ? |
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94 * @param aCommand the command to process. |
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95 * @return void. |
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96 */ |
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97 virtual void HandleCommandL(TInt aCommand); |
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98 |
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99 |
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100 protected: // From CAknView |
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101 /** |
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102 * Called when the view is activated. |
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103 * |
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104 * @since ? |
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105 * @param aPrevViewId the id of the prev view. |
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106 * @param aCustomMessageId The activation message id. |
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107 * @param aCustomMessage Activation params. |
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108 * @return void. |
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109 */ |
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110 virtual void DoActivateL(const TVwsViewId& aPrevViewId, TUid aCustomMessageId, |
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111 const TDesC8& aCustomMessage); |
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112 |
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113 /** |
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114 * Called when the view is deactivated. |
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115 * |
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116 * @since ? |
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117 * @return void. |
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118 */ |
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119 virtual void DoDeactivate(); |
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120 |
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121 /** |
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122 * Disables unrelated menu options. |
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123 * |
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124 * @since ? |
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125 * @param aResourceId The resource id of the menu. |
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126 * @param aMenuPane The menu. |
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127 * @return void. |
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128 */ |
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129 virtual void DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane); |
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130 |
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131 public: // MAknToolbarObserver |
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132 /** |
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133 * Called when toolbar events occur |
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134 * |
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135 * @since 5.0 |
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136 * @return void |
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137 */ |
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138 void OfferToolbarEventL( TInt aCommand ) { HandleCommandL(aCommand); } |
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139 |
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140 |
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141 public: // New Methods |
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142 /** |
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143 * Updates the options softkey to reflect the command set. |
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144 * |
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145 * @since 3.0 |
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146 * @param aCommandSet The new "command set". |
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147 * @return void. |
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148 */ |
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149 void UpdateCbaL(TInt aCommandSet); |
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150 |
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151 |
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152 /** |
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153 * Called to notify the view the that root folder has changed. |
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154 * |
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155 * @since 3.1 |
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156 * @param aRootFolder The new root folder. |
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157 * @return Void. |
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158 */ |
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159 void RootFolderChangedL(const CFeedsEntity& aRootFolder); |
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160 |
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161 /** |
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162 * Changes the current folder. |
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163 * |
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164 * @since 3.1 |
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165 * @param aFolder The new current folder. |
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166 * @param aResetSelection If ETrue the current selection is set to the first item. |
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167 * @return void. |
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168 */ |
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169 void SetCurrentFolder(const CFeedsEntity& aFolder, TBool aResetSelection = EFalse); |
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170 |
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171 /** |
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172 * Calculate the unread count based on delta. |
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173 * |
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174 * @since 3.1 |
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175 * @return the calculated value. |
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176 */ |
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177 TInt UnreadCountChangedL( TInt aUnreadCountDelta ); |
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178 |
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179 /** |
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180 * Set the unread count. |
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181 * |
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182 * @since 3.1 |
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183 * @return void. |
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184 */ |
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185 void SetUnreadCountL( TInt aUnreadCount ); |
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186 |
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187 |
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188 public: // Friends |
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189 friend class CFeedsFolderContainer; |
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190 |
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191 |
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192 private: |
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193 /** |
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194 * C++ default constructor. |
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195 */ |
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196 CFeedsFolderView( MApiProvider& aApiProvider ); |
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197 |
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198 /** |
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199 * By default Symbian 2nd phase constructor is private. |
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200 */ |
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201 void ConstructL(TRect& aRect); |
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202 |
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203 /** |
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204 * Check for any Marked Feeds Folders |
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205 * @since 3.2 |
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206 * @return ETrue if any feeds folders are currently marked |
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207 * otherwise, return EFalse |
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208 */ |
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209 TBool AnyFoldersMarked(); |
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210 |
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211 /** |
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212 * Check for any Marked items in Feeds view |
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213 * @since 3.2 |
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214 * @return ETrue anything is marked otherwise returns EFalse |
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215 */ |
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216 TBool AnyMarkedItems(); |
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217 |
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218 /** |
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219 * Check if current item is marked |
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220 * @since 5.0 |
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221 * @return ETrue if current item is marked, otherwise returns EFalse |
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222 */ |
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223 TBool IsCurrentItemMarked(); |
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224 |
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225 |
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226 |
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227 |
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228 private: |
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229 const CFeedsEntity* iRootFolder; |
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230 CFeedsFolderContainer* iContainer; |
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231 TBool iContainerOnStack; |
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232 TInt iInitialItem; |
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233 TBool iPenEnabled; |
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234 }; |
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235 |
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236 #endif // FEEDS_FOLDER_VIEW_H |
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237 |
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238 // End of File |
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239 |
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240 |
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