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1 /* |
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2 * Copyright (c) 2006 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: CCSXHHtmlTopicContainer class definition |
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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 "CSXHHtmlTOC2.h" |
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20 #include "CSXHHtmlTOC1.h" |
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21 #include "CSXHDocument.h" |
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22 #include "CSXHAppUi.h" |
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23 #include "CSXHHtmlTopicView.h" |
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24 #include "CSXHViewIDs.h" |
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25 #include <cshelp.rsg> |
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26 #include "CsHelp.hrh" |
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27 #include "CSXHHtmlTopicContainer.h" |
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28 #include "AppLauncherForCSXH.h" |
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29 #include "csxhconstants.h" |
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30 |
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31 |
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32 #include <brctlinterface.h> |
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33 #include <BrowserLauncher.h> |
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34 #include <BrCtlDefs.h> |
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35 |
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36 #include <coemain.h> |
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37 #include <AknUtils.h> |
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38 #include <akntitle.h> |
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39 #include <aknnotewrappers.h> |
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40 #include <AknGlobalNote.h> |
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41 #include <apmrec.h> |
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42 #include <apgcli.h> |
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43 #include <zipfile.h> |
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44 #include <utf.h> |
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45 #include <charconv.h> |
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46 #include <bautils.h> |
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47 |
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48 _LIT(KContentType,"text/html"); |
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49 _LIT(KCsstextToRemovePathinfo,"<style>\n #APP_LAUNCH_LINK{display:none}\n</style>"); |
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50 |
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51 // Standard construction sequence |
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52 CCSXHHtmlTopicContainer* CCSXHHtmlTopicContainer::NewL(const TRect& aRect,CCSXHDocument |
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53 &aDocument,CCSXHHtmlTopicView *aView) |
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54 { |
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55 CCSXHHtmlTopicContainer* self = CCSXHHtmlTopicContainer::NewLC(aRect,aDocument,aView); |
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56 CleanupStack::Pop(self); |
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57 return self; |
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58 } |
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59 |
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60 CCSXHHtmlTopicContainer* CCSXHHtmlTopicContainer::NewLC(const TRect& aRect,CCSXHDocument |
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61 &aDocument,CCSXHHtmlTopicView *aView) |
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62 { |
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63 CCSXHHtmlTopicContainer* self = new (ELeave) CCSXHHtmlTopicContainer(aDocument,aView); |
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64 CleanupStack::PushL(self); |
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65 self->ConstructL(aRect); |
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66 return self; |
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67 } |
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68 |
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69 CCSXHHtmlTopicContainer::CCSXHHtmlTopicContainer(CCSXHDocument &aDocument,CCSXHHtmlTopicView *aView) |
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70 : iTopic(NULL),iDocument(aDocument),iView(aView) |
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71 ,iAppLauncher(NULL), iLoadHtml(EFalse), iPrevPageCount(0), iBack(EFalse) |
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72 |
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73 { |
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74 // no implementation required |
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75 } |
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76 |
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77 CCSXHHtmlTopicContainer::~CCSXHHtmlTopicContainer() |
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78 { |
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79 if(iBrCtrl) |
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80 { |
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81 iBrCtrl->SetFocus(EFalse); |
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82 iBrCtrl->RemoveLoadEventObserver(this); |
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83 delete iBrCtrl; |
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84 iBrLibrary.Close(); |
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85 } |
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86 if(iAppLauncher) |
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87 { |
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88 delete iAppLauncher; |
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89 } |
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90 } |
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91 |
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92 void CCSXHHtmlTopicContainer::ConstructL(const TRect& aRect) |
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93 { |
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94 // Create a window for this application view |
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95 CreateWindowL(); |
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96 |
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97 // Set the windows size |
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98 SetRect(aRect); |
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99 if(KErrNone != iBrLibrary.Load(_L("BrowserEngine.dll"))) |
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100 { |
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101 HBufC* ErrorMessage = CCSXHAppUi::GetCoeEnv()->AllocReadResourceLC( |
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102 R_CSHELP_RETRIEVE_NO_MEMORY_TEXT); |
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103 CAknGlobalNote* note = CAknGlobalNote::NewLC(); |
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104 note->ShowNoteL(EAknGlobalInformationNote, *ErrorMessage); |
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105 CleanupStack::PopAndDestroy(note); |
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106 CleanupStack::PopAndDestroy(ErrorMessage); |
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107 iDocument.SetDisplayTopic(iDocument.GetPrevTopic()); |
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108 CCSXHAppUi::GetInstance()->HandleCommandL(ECSXHOpenItem); |
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109 User::Leave(KErrNoMemory); |
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110 } |
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111 |
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112 #ifdef __WINS__ |
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113 TLibraryFunction result = iBrLibrary.Lookup(10); |
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114 #else |
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115 TLibraryFunction result = iBrLibrary.Lookup(1); |
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116 #endif |
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117 |
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118 FuncPtr_CreateBrowserControlL fptr = (FuncPtr_CreateBrowserControlL)result; |
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119 |
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120 iBrCtrl = (*fptr)( |
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121 this,aRect, |
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122 TBrCtlDefs::ECapabilityDisplayScrollBar| |
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123 TBrCtlDefs::ECapabilityClientResolveEmbeddedURL| |
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124 #ifndef __SERIES60_30__ |
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125 TBrCtlDefs::ECapabilityCursorNavigation| |
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126 TBrCtlDefs::ECapabilityWebKitLite| |
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127 #endif |
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128 TBrCtlDefs::ECapabilityClientNotifyURL, |
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129 TBrCtlDefs::ECommandIdBase,this,this,NULL,this |
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130 ); |
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131 iBrCtrl->SetBrowserSettingL(TBrCtlDefs::ESettingsCSSFetchEnabled,1); |
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132 iBrCtrl->AddLoadEventObserverL(this); |
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133 |
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134 |
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135 SetSelectedFontSizeL(iView->GetCurrentFontSize()); |
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136 iBrCtrl->MakeVisible(ETrue); |
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137 |
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138 ActivateL(); |
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139 } |
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140 |
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141 void CCSXHHtmlTopicContainer::Draw(const TRect& /*aRect*/) const |
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142 { |
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143 CWindowGc& gc = SystemGc(); |
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144 TRect rect = Rect(); |
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145 gc.Clear(rect); |
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146 } |
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147 void CCSXHHtmlTopicContainer::SetAndLoadInitialTopicL(CCSXHHtmlTOC2* aTopic) |
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148 { |
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149 iTopic = aTopic; |
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150 TRAPD(err,LoadHtmlL()); |
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151 if( KErrNone != err ) |
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152 { |
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153 HBufC* ErrorMessage = CCSXHAppUi::GetCoeEnv()->AllocReadResourceLC( |
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154 R_CSHELP_RETRIEVE_NO_MEMORY_TEXT); |
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155 CAknGlobalNote* note = CAknGlobalNote::NewLC(); |
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156 note->ShowNoteL(EAknGlobalInformationNote, *ErrorMessage); |
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157 CleanupStack::PopAndDestroy(note); |
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158 CleanupStack::PopAndDestroy(ErrorMessage); |
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159 iDocument.SetDisplayTopic(iDocument.GetPrevTopic()); |
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160 CCSXHAppUi::GetInstance()->HandleCommandL(ECSXHOpenItem); |
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161 User::Leave(KErrNoMemory); |
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162 } |
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163 |
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164 } |
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165 |
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166 void CCSXHHtmlTopicContainer::LoadHtmlL() |
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167 { |
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168 HBufC8 *htmlBuffer = STATIC_CAST(HBufC8*,iTopic->GetTopicContentL()); |
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169 if(htmlBuffer) |
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170 { |
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171 CleanupStack::PushL(htmlBuffer); |
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172 TUid uid; |
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173 uid.iUid = KCharacterSetIdentifierIso88591; |
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174 _LIT8(KContentType,"text/html"); |
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175 TDataType dataType(KContentType()); |
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176 iTopic->GetHtmlUrlL(iUrlNoAnchors); |
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177 iBack = EFalse; |
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178 ClearHistoryL(); |
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179 iLoadHtml = ETrue; |
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180 |
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181 //RUNTIME |
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182 //if it is context sensitive launch, Add CSS content to remove |
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183 //Application launch link. |
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184 if(iView->GetViewType() == CCSXHHtmlTopicView::EContextHtmlView) |
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185 { |
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186 HBufC8* ContextHtmlbuffer = HBufC8::NewLC(htmlBuffer->Size() + 100); |
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187 TPtr8 bufferPtr = ContextHtmlbuffer->Des(); |
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188 bufferPtr.Copy(KCsstextToRemovePathinfo); |
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189 bufferPtr.Append(htmlBuffer->Des()); |
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190 iBrCtrl->LoadDataL(iUrlNoAnchors,*ContextHtmlbuffer,dataType,uid); |
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191 CleanupStack::PopAndDestroy(ContextHtmlbuffer); |
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192 } |
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193 else |
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194 { |
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195 iBrCtrl->LoadDataL(iUrlNoAnchors,*htmlBuffer,dataType,uid); |
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196 } |
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197 CleanupStack::PopAndDestroy(htmlBuffer); |
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198 } |
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199 else |
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200 { |
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201 iTopic->GetHtmlUrlL(iUrlNoAnchors); |
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202 iBrCtrl->LoadUrlL(iUrlNoAnchors); |
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203 } |
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204 CheckForMSK(); |
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205 } |
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206 |
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207 TKeyResponse CCSXHHtmlTopicContainer::OfferKeyEventL(const TKeyEvent & |
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208 aKeyEvent,TEventCode aType ) |
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209 { |
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210 TKeyResponse result(EKeyWasNotConsumed); |
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211 |
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212 if ((aKeyEvent.iCode == EKeyEnter )&& (aType == EEventKey) |
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213 && (IsHyperLinkFocused())) |
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214 { |
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215 HandleCommandOpenHyperLinkL(); |
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216 CheckForMSK(); |
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217 return EKeyWasConsumed; |
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218 } |
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219 |
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220 if(iBrCtrl) |
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221 { |
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222 result = iBrCtrl->OfferKeyEventL(aKeyEvent, aType); |
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223 CheckForMSK(); |
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224 } |
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225 return result; |
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226 } |
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227 |
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228 TInt CCSXHHtmlTopicContainer::CountComponentControls() const |
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229 { |
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230 return 1; |
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231 } |
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232 |
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233 CCoeControl* CCSXHHtmlTopicContainer::ComponentControl(TInt aIndex) const |
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234 { |
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235 switch (aIndex) |
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236 { |
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237 case 0: |
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238 return iBrCtrl; |
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239 default: |
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240 return NULL; |
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241 } |
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242 } |
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243 |
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244 void CCSXHHtmlTopicContainer::HandleResourceChange(TInt aType) |
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245 { |
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246 CCSXHAppUi::GetInstance()->PropagateResourceChange(aType); |
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247 } |
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248 void CCSXHHtmlTopicContainer::HandleResourceChangeImpl(TInt aType) |
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249 { |
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250 if (aType == KEikDynamicLayoutVariantSwitch) |
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251 { |
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252 iBrCtrl->HandleResourceChange(aType); |
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253 TRect mainRect; |
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254 TRect statusPaneRect; |
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255 AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EMainPane,mainRect); |
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256 SetRect(mainRect); |
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257 if(iBrCtrl) |
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258 #ifndef __SERIES60_30__ |
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259 iBrCtrl->SetRect(Rect()); |
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260 #else |
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261 iBrCtrl->SetRect(mainRect); |
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262 #endif |
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263 DrawNow(); |
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264 } |
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265 else |
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266 { |
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267 CCoeControl::HandleResourceChange(aType); |
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268 } |
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269 } |
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270 |
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271 void CCSXHHtmlTopicContainer::SizeChanged() |
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272 { |
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273 #ifndef __SERIES60_30__ |
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274 if(iBrCtrl) |
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275 iBrCtrl->SetRect(Rect()); |
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276 #endif |
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277 } |
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278 |
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279 void CCSXHHtmlTopicContainer::HandleCommandBackL() |
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280 { |
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281 iBrCtrl->HandleCommandL(TBrCtlDefs::ECommandIdBase + TBrCtlDefs::ECommandBack); |
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282 } |
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283 |
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284 |
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285 TBool CCSXHHtmlTopicContainer::IsPrevPageAvbl() |
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286 { |
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287 if (iPrevPageCount > 0) |
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288 { |
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289 return ETrue; |
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290 } |
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291 else |
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292 { |
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293 return EFalse; |
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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 |
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299 void CCSXHHtmlTopicContainer::ClearHistoryL() |
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300 { |
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301 iBrCtrl->HandleCommandL(TBrCtlDefs::ECommandIdBase + TBrCtlDefs::ECommandClearHistory); |
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302 iPrevPageCount = 0; |
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303 } |
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304 |
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305 TBool CCSXHHtmlTopicContainer::ResolveEmbeddedLinkL(const TDesC& /*aEmbeddedUrl*/, |
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306 const TDesC& /*aCurrentUrl*/, |
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307 TBrCtlLoadContentType /*aLoadContentType*/, |
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308 MBrCtlLinkContent& /*aEmbeddedLinkContent*/) |
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309 { |
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310 return EFalse; |
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311 } |
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312 // -------------------------------------------------------------------------- |
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313 // Handling for |
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314 // 1) Compressed HTML content |
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315 // 2) Application Launch Links |
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316 // 3) External Hyperlinks |
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317 // -------------------------------------------------------------------------- |
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318 TBool CCSXHHtmlTopicContainer::ResolveLinkL(const TDesC& aUrl, const TDesC& aCurrentUrl, |
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319 MBrCtlLinkContent& aBrCtlLinkContent) |
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320 { |
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321 #ifdef FF_HELP_TUTORIAL_MERGE |
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322 if( KErrNotFound != aUrl.Find( KTutorialFileExtn )) |
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323 { |
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324 iView->LaunchTutorial(); |
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325 return ETrue; |
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326 } |
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327 #endif // FF_HELP_TUTORIAL_MERGE |
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328 if(NULL == iAppLauncher) |
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329 { |
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330 iAppLauncher = AppLauncherForCSXH::NewL(); |
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331 } |
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332 //Handling for application launch. |
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333 if(iAppLauncher->LaunchAppL(aUrl,aCurrentUrl)) |
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334 return ETrue;//Link is resolved locally. |
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335 |
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336 if(CheckForExternalLinkL(aUrl)) |
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337 return ETrue;//Link is resolved locally. |
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338 |
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339 //Remove the Anchor, if any |
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340 TInt DotPos = aUrl.LocateReverseF('.'); |
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341 TInt HashPos = aUrl.LocateReverseF('#'); |
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342 if(KErrNotFound != HashPos && HashPos > DotPos ) |
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343 { |
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344 //Direct assignment does not work |
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345 iUrlNoAnchors.Copy(KEmptyString); |
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346 iUrlNoAnchors.Append(aUrl.Mid(0,HashPos)); |
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347 } |
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348 else |
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349 { |
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350 //Direct assignment does not work |
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351 iUrlNoAnchors.Copy(KEmptyString); |
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352 iUrlNoAnchors.Append(aUrl); |
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353 } |
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354 |
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355 HBufC8 *htmlBuffer = CCSXHHtmlTOC2::GetContentsFromUrlL(iUrlNoAnchors,CCSXHAppUi::GetCoeEnv(),iFeatureControl); |
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356 if(htmlBuffer) |
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357 { |
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358 TPtrC p(NULL,0); |
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359 aBrCtlLinkContent.HandleResolveComplete(KContentType,p,htmlBuffer); |
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360 delete htmlBuffer; |
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361 iLoadHtml = EFalse; |
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362 if (iBack) |
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363 { |
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364 iPrevPageCount--; |
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365 iBack = EFalse; |
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366 } |
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367 else |
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368 { |
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369 iPrevPageCount++; |
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370 } |
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371 |
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372 return ETrue;//Link is resolved locally. |
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373 } |
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374 |
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375 return EFalse; |
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376 } |
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377 |
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378 void CCSXHHtmlTopicContainer::CancelFetchL() |
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379 { |
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380 if (iBrCtrl) |
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381 { |
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382 iBrCtrl->HandleCommandL( |
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383 (TInt)TBrCtlDefs::ECommandCancelFetch + (TInt)TBrCtlDefs::ECommandIdBase ); |
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384 } |
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385 } |
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386 |
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387 void CCSXHHtmlTopicContainer::CancelAll() |
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388 { |
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389 |
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390 } |
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391 |
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392 |
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393 void CCSXHHtmlTopicContainer::HandleResolveComplete(const TDesC& /*aContentType*/, |
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394 const TDesC& /*aCharset*/, |
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395 const HBufC8* /*aContentBuf*/) |
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396 { |
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397 |
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398 } |
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399 |
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400 void CCSXHHtmlTopicContainer::HandleResolveError(TInt /*aError*/) |
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401 { |
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402 |
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403 } |
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404 void CCSXHHtmlTopicContainer::RefreshL(CCSXHHtmlTOC2 *aTopic) |
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405 { |
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406 SetAndLoadInitialTopicL(aTopic); |
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407 } |
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408 |
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409 // -------------------------------------------------------------------------- |
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410 // This callback function is used for the following |
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411 // 1) When an HTML page is loaded, this callback function will be called. If |
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412 // this callback is invoked for hyperlink navigation, then the display topic |
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413 // has to be updated. For example, the Application Topics option menu is |
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414 // dependent on the dipslay topic. |
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415 // 2) Updation of the softkey from Options-Close to Options-Back (& Vice-Versa) |
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416 // in the context view as a result of hyperlink traveral |
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417 // -------------------------------------------------------------------------- |
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418 void CCSXHHtmlTopicContainer::HandleBrowserLoadEventL(TBrCtlDefs::TBrCtlLoadEvent aLoadEvent, |
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419 TUint /*aSize*/, TUint16 /*aTransactionId*/) |
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420 { |
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421 if(aLoadEvent == TBrCtlDefs::EEventLoadFinished) |
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422 { |
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423 |
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424 HBufC* title = iBrCtrl->PageInfoLC(TBrCtlDefs::EPageInfoTitle); |
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425 if(!title) |
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426 { |
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427 CleanupStack::PopAndDestroy(title); |
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428 return; |
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429 } |
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430 |
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431 //Update the title bar |
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432 CEikStatusPane* sp = CCSXHAppUi::GetInstance()->StatusPane(); |
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433 CAknTitlePane* titlePane = STATIC_CAST(CAknTitlePane*, |
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434 sp->ControlL(TUid::Uid(EEikStatusPaneUidTitle))); |
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435 titlePane->SetTextL(*title); |
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436 CleanupStack::PopAndDestroy(title); |
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437 |
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438 //For the context sensitive view, the softkey texts need to be changed. |
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439 //add label iLoadHtml for ESNN-7N9CLN.If the html is opened by |
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440 //loadHtmlL, the iLoadHtml will be set to ETrue, which |
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441 //can guarantee the RSK keep as "CLOSE" when context is sensitive. |
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442 if ((!iLoadHtml) && (iView->GetViewType() == CCSXHHtmlTopicView::EContextHtmlView)) |
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443 { |
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444 iView->SetViewTypeL(IsPrevHtmlPageAvblL() ? |
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445 CCSXHHtmlTopicView::EHtmlView : CCSXHHtmlTopicView::EContextHtmlView); |
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446 } |
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447 |
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448 //TSW Error:TKOI-74KE89: Help crashes when closing after viewing a link topic |
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449 //When user presses back keys very quickly, TOC2 objects use to destroy and |
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450 //then browser call back function triggers which leads to crash. This check |
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451 //will avoid crash. |
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452 TUid viewId = iDocument.GetDisplayTopic()->GetViewID(); |
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453 if(viewId == KCSXHToc1ViewID || viewId == KCSXHKywdToc1ViewID |
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454 || viewId == KCSXHToc2ViewID || viewId == KCSXHKywdToc2ViewID) |
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455 return; |
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456 |
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457 //When user clicks on Application Topics, application topics |
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458 //corresponding to the topic being displayed has to be opened |
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459 //Hence update the Display topic information if required. |
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460 |
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461 //Check if this event is triggered for the first load after construction |
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462 TFileName url; |
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463 iTopic->GetHtmlUrlL(url); |
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464 if(url.Compare(iUrlNoAnchors) == 0) |
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465 { |
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466 iDocument.SetDisplayTopic(iTopic); |
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467 iNewTopic = NULL; |
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468 //Move the code from SetAndLoadInitialTopicL |
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469 //TSW Error:EJZG-7E2BUV |
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470 ClearHistoryL(); |
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471 return; |
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472 } |
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473 |
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474 iNewTopic = iDocument.GetHtmlTopicForUrlL(iUrlNoAnchors); |
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475 CheckForMSK(); |
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476 } |
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477 } |
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478 |
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479 CCSXHHelpContentBase* CCSXHHtmlTopicContainer::GetCurrActiveObject() |
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480 { |
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481 return iNewTopic; |
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482 } |
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483 // -------------------------------------------------------------------------- |
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484 // Back Key Handling |
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485 // -------------------------------------------------------------------------- |
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486 TBool CCSXHHtmlTopicContainer::HandleBackKeyL() |
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487 { |
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488 //When this view is initially created, the HTML content is loaded |
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489 //using the LoadDataL function and hence it will not be part of the |
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490 //History stack but all other subsequest navigation by the user |
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491 //using the hyperlinks will be part of the History Stack |
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492 if(IsPrevPageAvbl()) |
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493 { |
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494 iBack = ETrue; |
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495 TRAPD(res,HandleCommandBackL()); |
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496 if(res == KErrNone) |
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497 return ETrue; |
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498 else |
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499 ClearHistoryL(); |
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500 } |
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501 ClearHistoryL(); |
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502 |
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503 return EFalse; |
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504 } |
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505 TBool CCSXHHtmlTopicContainer::IsPrevHtmlPageAvblL() |
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506 { |
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507 if(IsPrevPageAvbl()) |
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508 return ETrue; |
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509 |
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510 return EFalse; |
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511 } |
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512 |
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513 void CCSXHHtmlTopicContainer::SetSelectedFontSizeL(TInt aValue) |
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514 { |
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515 iBrCtrl->SetBrowserSettingL(TBrCtlDefs::ESettingsFontSize,aValue); |
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516 } |
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517 |
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518 TInt CCSXHHtmlTopicContainer::GetCurrentValueL(TInt aSetting) |
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519 { |
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520 return iBrCtrl->BrowserSettingL(aSetting); |
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521 } |
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522 |
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523 void CCSXHHtmlTopicContainer::UpdateSoftkeyL(TBrCtlKeySoftkey /*aKeySoftkey*/, |
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524 const TDesC& /*aLabel*/, |
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525 TUint32 /*aCommandId*/, |
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526 TBrCtlSoftkeyChangeReason /*aBrCtlSoftkeyChangeReason*/) |
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527 { |
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528 } |
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529 |
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530 void CCSXHHtmlTopicContainer::UpdateBrowserVScrollBarL(TInt /*aDocumentHeight*/, |
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531 TInt /*aDisplayHeight*/, |
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532 TInt /*aDisplayPosY*/ ) |
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533 { |
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534 if(iBrCtrl) |
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535 CheckForMSK(); |
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536 } |
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537 void CCSXHHtmlTopicContainer::UpdateBrowserHScrollBarL(TInt /*aDocumentWidth*/, |
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538 TInt /*aDisplayWidth*/, |
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539 TInt /*aDisplayPosX*/ ) |
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540 { |
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541 if(iBrCtrl) |
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542 CheckForMSK(); |
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543 } |
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544 void CCSXHHtmlTopicContainer::NotifyLayoutChange( TBrCtlLayout /*aNewLayout*/ ) |
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545 { |
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546 } |
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547 |
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548 void CCSXHHtmlTopicContainer::UpdateTitleL( const TDesC& /*aTitle*/ ) |
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549 { |
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550 } |
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551 |
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552 void CCSXHHtmlTopicContainer::CheckForMSK() |
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553 { |
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554 if(IsHyperLinkFocused()) |
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555 { |
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556 iView->SetMiddleSoftKey(ETrue); |
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557 } |
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558 else |
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559 { |
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560 iView->SetMiddleSoftKey(EFalse); |
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561 } |
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562 } |
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563 |
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564 TBool CCSXHHtmlTopicContainer::IsHyperLinkFocused() |
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565 { |
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566 if(TBrCtlDefs::EElementAnchor == iBrCtrl->FocusedElementType()) |
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567 return ETrue; |
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568 else |
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569 return EFalse; |
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570 } |
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571 |
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572 void CCSXHHtmlTopicContainer::HandleCommandOpenHyperLinkL() |
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573 { |
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574 iBrCtrl->HandleCommandL(TBrCtlDefs::ECommandIdBase + TBrCtlDefs::ECommandOpen); |
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575 } |
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576 |
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577 TBool CCSXHHtmlTopicContainer::CheckForExternalLinkL(const TDesC& aUrl) |
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578 { |
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579 TBool Result = EFalse; |
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580 |
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581 if( KErrNotFound != aUrl.Find(_L("http://")) | |
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582 KErrNotFound != aUrl.Find(_L("https://")) | |
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583 KErrNotFound != aUrl.Find(_L("ftp://"))) |
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584 { |
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585 iAppLauncher->LaunchBrowserNGL(aUrl); |
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586 Result = ETrue; |
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587 } |
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588 |
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589 return Result; |
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590 } |
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591 |