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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 feed's topics. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <aknviewappui.h> |
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21 #include <aknutils.h> |
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22 #include <AknToolbar.h> |
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23 #include <eikbtgpc.h> |
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24 #include <eikmenup.h> |
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25 #include <hlplch.h> |
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26 |
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27 #include "Browser.hrh" |
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28 #include <BrowserNG.rsg> |
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29 #include <FeedAttributes.h> |
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30 #include <FolderAttributes.h> |
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31 #include "BrowserAppUi.h" |
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32 #include "CommonConstants.h" |
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33 |
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34 #include "FeedsTopicView.h" |
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35 #include "FeedsTopicContainer.h" |
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36 |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CFeedsTopicView::NewL |
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40 // |
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41 // Two-phased constructor. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CFeedsTopicView* CFeedsTopicView::NewL( MApiProvider& aApiProvider, TRect& aRect ) |
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45 { |
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46 CFeedsTopicView* self = new (ELeave) CFeedsTopicView(aApiProvider); |
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47 |
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48 CleanupStack::PushL(self); |
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49 self->ConstructL(aRect); |
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50 CleanupStack::Pop(); |
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51 |
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52 return self; |
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53 } |
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54 |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // CFeedsTopicView::CFeedsTopicView |
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58 // |
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59 // C++ default constructor. |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 CFeedsTopicView::CFeedsTopicView(MApiProvider& aApiProvider): |
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63 CBrowserViewBase( aApiProvider ),iPenEnabled(EFalse) |
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64 { |
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65 iPenEnabled = AknLayoutUtils::PenEnabled(); |
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66 } |
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67 |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CFeedsTopicView::ConstructL |
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71 // |
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72 // Symbian 2nd phase constructor can leave. |
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73 // ----------------------------------------------------------------------------- |
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74 // |
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75 void CFeedsTopicView::ConstructL(TRect& aRect) |
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76 { |
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77 BaseConstructL(R_FEEDS_TOPIC_VIEW); |
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78 |
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79 iContainer = CFeedsTopicContainer::NewL( this, ApiProvider(), aRect ); |
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80 iContainer->MakeVisible(EFalse); |
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81 |
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82 if(iPenEnabled) |
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83 { |
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84 Toolbar()->SetToolbarObserver(this);; |
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85 } |
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86 } |
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87 |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CFeedsTopicView::~CFeedsTopicView |
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91 // |
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92 // Deconstructor. |
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93 // ----------------------------------------------------------------------------- |
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94 // |
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95 CFeedsTopicView::~CFeedsTopicView() |
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96 { |
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97 DoDeactivate(); |
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98 |
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99 delete iContainer; |
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100 } |
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101 |
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102 // ----------------------------------------------------------------------------- |
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103 // CFeedsTopicView::Id |
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104 // |
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105 // Returns the id of the view. |
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106 // ----------------------------------------------------------------------------- |
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107 // |
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108 TUid CFeedsTopicView::Id() const |
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109 { |
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110 return KUidBrowserFeedsTopicViewId; |
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111 } |
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112 |
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113 // ----------------------------------------------------------------------------- |
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114 // CFeedsTopicView::HandleCommandL |
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115 // |
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116 // Processes commands. |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 void CFeedsTopicView::HandleCommandL(TInt aCommand) |
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120 { |
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121 TBool handled = EFalse; |
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122 |
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123 // Handle softkeys and other Symbian commands first. |
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124 switch (aCommand) |
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125 { |
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126 case EAknSoftkeyBack: |
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127 iApiProvider.FeedsClientUtilities().ShowFolderViewLocalL(); |
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128 handled = ETrue; |
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129 break; |
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130 |
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131 #ifdef __SERIES60_HELP |
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132 case EAknCmdHelp: |
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133 { |
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134 iApiProvider.SetLastActiveViewId(Id()); |
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135 HlpLauncher::LaunchHelpApplicationL(iEikonEnv->WsSession(), |
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136 AppUi()->AppHelpContextL()); |
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137 handled = ETrue; |
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138 break; |
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139 } |
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140 #endif //__SERIES60_HELP |
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141 } |
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142 |
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143 if (handled) |
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144 { |
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145 return; |
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146 } |
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147 |
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148 // Handle menu commands. |
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149 switch (aCommand) |
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150 { |
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151 case EFeedsOpen: |
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152 if ((iApiProvider.FeedsClientUtilities().CurrentFeed()->GetChildren().Count()) > 0) |
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153 { |
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154 iContainer->HandleOpenL(); |
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155 } |
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156 break; |
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157 |
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158 case EFeedsUpdate: |
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159 iContainer->HandleUpdateFeedL(); |
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160 break; |
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161 |
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162 case EFeedsBackToPage: |
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163 iApiProvider.FeedsClientUtilities().HandleCommandL(Id(), EWmlCmdBackToPage ); |
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164 break; |
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165 |
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166 default: |
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167 iApiProvider.FeedsClientUtilities().HandleCommandL(Id(),aCommand); |
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168 break; |
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169 } |
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170 } |
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171 |
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172 |
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173 // ----------------------------------------------------------------------------- |
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174 // CFeedsTopicView::DoActivateL |
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175 // |
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176 // Called when the view is activated. |
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177 // ----------------------------------------------------------------------------- |
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178 // |
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179 void CFeedsTopicView::DoActivateL(const TVwsViewId& /*aPrevViewId*/, |
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180 TUid /*aCustomMessageId*/, const TDesC8& /*aCustomMessage*/) |
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181 { |
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182 |
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183 // If need be, add the container to the control stack. |
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184 if (!iContainerOnStack) |
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185 { |
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186 AppUi()->AddToViewStackL(*this, iContainer); |
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187 iContainer->SetRect(ClientRect()); |
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188 iContainer->MakeVisible(ETrue); |
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189 iContainerOnStack = ETrue; |
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190 // resize screen after calling SetRect. This way looks better |
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191 iContainer->HandleResourceChange(KEikDynamicLayoutVariantSwitch); |
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192 } |
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193 |
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194 // Set the current feed. |
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195 iContainer->SetCurrentFeedL(*(iApiProvider.FeedsClientUtilities().CurrentFeed()), iInitialItem); |
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196 iApiProvider.SetLastActiveViewId(Id()); |
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197 UpdateToolbarButtonsState(); |
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198 } |
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199 |
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200 |
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201 // ----------------------------------------------------------------------------- |
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202 // CFeedsTopicView::DoDeactivate |
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203 // |
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204 // Called when the view is deactivated. |
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205 // ----------------------------------------------------------------------------- |
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206 // |
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207 void CFeedsTopicView::DoDeactivate() |
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208 { |
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209 if (iContainerOnStack) |
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210 { |
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211 AppUi()->RemoveFromViewStack(*this, iContainer); |
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212 iContainer->MakeVisible(EFalse); |
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213 iContainer->ClearNavigationPane(); |
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214 iContainerOnStack = EFalse; |
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215 |
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216 iInitialItem = iContainer->CurrentIndex(); |
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217 } |
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218 } |
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219 |
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220 |
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221 // ----------------------------------------------------------------------------- |
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222 // CFeedsTopicView::DynInitMenuPaneL |
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223 // |
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224 // Disables unrelated menu options. |
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225 // ----------------------------------------------------------------------------- |
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226 // |
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227 void CFeedsTopicView::DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane) |
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228 { |
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229 |
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230 |
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231 if (aResourceId == R_FEEDS_TOPIC_VIEW_MENU) |
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232 { |
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233 // Refresh (same as update?) |
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234 iApiProvider.FeedsClientUtilities().AddItemL(*aMenuPane, EFeedsUpdate, R_FEEDS_UPDATE); |
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235 |
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236 // Back to Page (if page loaded) |
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237 if ( iApiProvider.IsPageLoaded() ) |
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238 { |
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239 iApiProvider.FeedsClientUtilities().AddItemL( *aMenuPane, EWmlCmdBackToPage, R_BROWSER_MENU_ITEM_BACK_TO_PAGE ); |
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240 } |
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241 } |
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242 |
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243 iApiProvider.FeedsClientUtilities().DynInitMenuPaneL(aResourceId, aMenuPane ); |
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244 } |
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245 |
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246 |
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247 // ----------------------------------------------------------------------------- |
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248 // CFeedsTopicView::SetCurrentFeedL |
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249 // |
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250 // Sets the current feed |
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251 // ----------------------------------------------------------------------------- |
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252 // |
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253 void CFeedsTopicView::SetCurrentFeedL(const CFeedsEntity& aFeed, TInt aIndex) |
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254 { |
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255 iContainer->SetCurrentFeedL(aFeed, aIndex); |
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256 } |
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257 |
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258 |
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259 // ----------------------------------------------------------------------------- |
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260 // CFeedsTopicView::SetInitialItem |
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261 // |
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262 // Sets the initial item once the view is activated. |
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263 // ----------------------------------------------------------------------------- |
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264 // |
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265 void CFeedsTopicView::SetInitialItem(TInt aItemIndex) |
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266 { |
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267 iInitialItem = aItemIndex; |
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268 } |
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269 |
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270 // ----------------------------------------------------------------------------- |
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271 // CFeedsTopicView::UpdateToolbarButtonsState |
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272 // |
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273 // Updates the state of the toolbar buttons depending on the situation |
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274 // ----------------------------------------------------------------------------- |
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275 // |
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276 |
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277 void CFeedsTopicView::UpdateToolbarButtonsState() |
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278 { |
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279 if (iApiProvider.IsPageLoaded()) |
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280 { |
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281 Toolbar()->SetItemDimmed(EFeedsBackToPage, EFalse, ETrue); |
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282 } |
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283 else |
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284 { |
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285 Toolbar()->SetItemDimmed(EFeedsBackToPage, ETrue, ETrue); |
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286 } |
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287 if ((iApiProvider.FeedsClientUtilities().CurrentFeed()->GetChildren().Count()) > 0) |
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288 { |
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289 Toolbar()->SetItemDimmed(EFeedsOpen, EFalse, ETrue); |
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290 } |
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291 else |
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292 { |
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293 Toolbar()->SetItemDimmed(EFeedsOpen, ETrue, ETrue); |
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294 } |
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295 } |
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296 |
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297 // --------------------------------------------------------------------------- |
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298 // CFeedsTopicView::CommandSetResourceIdL |
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299 // --------------------------------------------------------------------------- |
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300 TInt CFeedsTopicView::CommandSetResourceIdL() |
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301 { |
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302 // It is never called, but this function have to be implemented |
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303 return KWmlEmptyResourceId; |
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304 } |
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305 |
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306 // --------------------------------------------------------- |
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307 // CFeedsTopicView::HandleClientRectChange |
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308 // --------------------------------------------------------- |
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309 // |
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310 void CFeedsTopicView::HandleClientRectChange() |
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311 { |
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312 if( iContainer ) |
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313 { |
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314 iContainer->SetRect( ClientRect() ); |
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315 } |
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316 } |