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1 // Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifndef __THELPVIEW_H__ |
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17 #define __THELPVIEW_H__ |
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18 |
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19 // System includes |
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20 #include <coecntrl.h> |
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21 #include <coecobs.h> |
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22 #include <eikappui.h> |
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23 #include <eikapp.h> |
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24 #include <eikdoc.h> |
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25 #include "hlpmodel.h" |
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26 #include <techview/eikon.hrh> |
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27 |
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28 // Constants |
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29 const TUid KUidHelpViewApp = { 0x100068D3 }; |
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30 const TInt KNumberOfZoomStates = 3; |
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31 |
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32 // Classes referenced |
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33 class CHlpModel; |
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34 class CEikRichTextEditor; |
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35 class CEikChoiceList; |
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36 class CHlpAppUi; |
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37 // |
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38 class CHlpListBox; |
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39 class CHlpSearchPrompt; |
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40 |
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41 |
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42 // |
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43 // ----> MZoomableControl (header) |
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44 // |
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45 class MZoomableControl |
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46 { |
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47 // |
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48 public: // ZOOM ENUM |
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49 // |
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50 enum TZoomEvent |
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51 { |
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52 EEventZoomIn = EEikCmdZoomIn, |
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53 EEventZoomOut = EEikCmdZoomOut, |
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54 EEventZoomDefault |
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55 }; |
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56 |
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57 // |
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58 public: |
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59 // |
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60 virtual void HandleZoomEventL(TZoomEvent aEvent) = 0; |
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61 }; |
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62 |
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63 |
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64 |
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65 |
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66 |
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67 |
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68 // |
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69 // ----> CHlpView (header) |
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70 // |
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71 class CHlpView : public CCoeControl, public MCoeControlObserver, public MHlpModelObserver, public MZoomableControl |
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72 { |
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73 // |
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74 public: // ZOOM ENUMERATION |
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75 // |
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76 enum TZoomStates |
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77 { |
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78 EZoomStateOne = 750, |
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79 EZoomStateTwo = TZoomFactor::EZoomOneToOne, |
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80 EZoomStateThree = 1250 |
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81 }; |
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82 |
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83 // |
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84 public: // CONSTRUCT / DESTRUCT |
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85 // |
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86 CHlpView(CHlpAppUi& aAppUi, CHlpModel& aModel); |
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87 ~CHlpView(); |
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88 void ConstructL(); |
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89 |
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90 // |
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91 public: // NEW |
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92 // |
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93 void PopulateCategoryListL(); |
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94 void PopulateTopicListL(const TDesC& aTopic); |
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95 void UpdateEdwinL(const CHlpItem& aItem); |
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96 |
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97 // |
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98 public: // FROM MZoomableControl |
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99 // |
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100 void HandleZoomEventL(TZoomEvent aEvent); |
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101 |
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102 // |
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103 public: // FROM CCoeControl |
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104 // |
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105 void SizeChanged(); |
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106 TInt CountComponentControls() const; |
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107 CCoeControl* ComponentControl(TInt aIndex) const; |
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108 TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType); |
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109 |
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110 // |
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111 private: // FROM MCoeControlObserver |
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112 // |
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113 void HandleControlEventL(CCoeControl* aControl, TCoeEvent aEventType); |
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114 |
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115 // |
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116 private: // FROM MHlpModelObserver |
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117 // |
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118 void HandleModelEventL(TInt aEvent); |
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119 |
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120 // |
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121 private: // FROM MPictureFactory |
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122 // |
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123 void NewPictureL(TPictureHeader& aHdr,const CStreamStore& aDeferredPictureStore) const; |
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124 |
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125 // |
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126 private: // FROM MRichTextStoreResolver |
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127 // |
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128 const CStreamStore& StreamStoreL(TInt aPos) const; |
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129 |
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130 // |
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131 private: // NEW INTERNAL |
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132 // |
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133 static TInt ZoomForIndex(TInt aIndex); |
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134 |
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135 // |
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136 private: // MEMBER DATA |
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137 // |
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138 CCoeControl* iFocusedControl; |
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139 |
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140 // Referenced |
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141 CHlpAppUi& iAppUi; |
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142 CHlpModel& iHelpModel; |
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143 |
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144 // Owned |
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145 TInt iLastResponseFromHelpModel; |
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146 TInt iCurrentZoom; |
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147 TZoomFactor iZoom; |
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148 CEikChoiceList* iHelpCategories; |
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149 CEikChoiceList* iHelpTopicsForCategory; |
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150 CEikRichTextEditor* iRichTextEditor; |
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151 |
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152 CHlpList* iCurrentTopics; |
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153 CHlpTopic* iLastTopic; |
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154 }; |
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155 |
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156 |
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157 |
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158 |
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159 |
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160 |
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161 |
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162 |
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163 |
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164 // |
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165 // ----> CHlpMainView (header) |
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166 // |
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167 class CHlpMainView : public CCoeControl, public MCoeControlObserver, public MHlpModelObserver |
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168 { |
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169 // |
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170 public: // CONSTRUCT / DESTRUCT |
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171 // |
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172 CHlpMainView(CHlpAppUi& aAppUi, CHlpModel& aModel); |
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173 ~CHlpMainView(); |
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174 void ConstructL(); |
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175 |
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176 // |
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177 public: // ACCESS |
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178 // |
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179 TBool IsSearchPromptVisible() const; |
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180 TBool IsSearchResultVisible() const; |
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181 |
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182 void ShowSearchPrompt(TBool aShow); |
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183 void MakeResultsVisible(TBool aVisible); |
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184 |
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185 // |
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186 public: // FROM CCoeControl |
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187 // |
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188 void SizeChanged(); |
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189 TInt CountComponentControls() const; |
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190 CCoeControl* ComponentControl(TInt aIndex) const; |
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191 TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType); |
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192 |
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193 // |
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194 public: // FROM MCoeControlObserver |
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195 // |
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196 void HandleControlEventL(CCoeControl* aControl, TCoeEvent aEventType); |
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197 |
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198 // |
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199 public: // FROM MHlpModelObserver |
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200 // |
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201 void HandleModelEventL(TInt aEvent); |
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202 |
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203 // |
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204 public: // INTERNAL |
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205 // |
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206 void DoSearchL(); |
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207 |
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208 // |
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209 private: // MEMBER DATA |
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210 // |
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211 // Referenced |
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212 CHlpAppUi& iAppUi; |
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213 CHlpModel& iModel; |
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214 |
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215 // Owned |
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216 TInt iLastHelpModelResponse; |
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217 CHlpView* iView; |
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218 CHlpListBox* iSearchResults; |
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219 CHlpSearchPrompt* iSearchPrompt; |
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220 }; |
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221 |
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222 |
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223 |
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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 |
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229 |
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230 // |
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231 // ----> CHlpAppUi (header) |
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232 // |
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233 class CHlpDocument : public CEikDocument |
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234 { |
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235 // |
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236 public: |
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237 // |
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238 CHlpDocument(CEikApplication& aApp); |
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239 ~CHlpDocument(); |
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240 |
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241 void NewDocumentL(); |
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242 inline CHlpModel& Model() const { return *iModel; } |
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243 inline CHlpAppUi& AppUi() const; |
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244 |
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245 // |
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246 private: // FROM CEikDocument |
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247 // |
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248 CEikAppUi* CreateAppUiL(); |
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249 |
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250 // |
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251 private: // MEMBER DATA |
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252 // |
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253 CHlpModel* iModel; |
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254 }; |
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255 |
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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 |
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261 |
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262 |
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263 // |
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264 // ----> CHlpApplication (header) |
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265 // |
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266 class CHlpApplication : public CEikApplication |
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267 { |
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268 // |
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269 private: // FROM CEikApplication - pure virutal |
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270 // |
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271 CApaDocument* CreateDocumentL(); |
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272 // FROM CApaApplication - pure virutal |
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273 TUid AppDllUid() const; |
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274 }; |
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275 |
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276 |
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277 |
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278 |
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279 |
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280 |
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281 |
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282 |
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283 // |
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284 // ----> CHlpAppUi (header) |
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285 // |
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286 class CHlpAppUi : public CEikAppUi |
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287 { |
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288 // |
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289 public: |
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290 // |
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291 ~CHlpAppUi(); |
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292 void ConstructL(); |
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293 |
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294 inline CHlpDocument& Document() const { return *STATIC_CAST(CHlpDocument*, iDocument); } |
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295 inline CHlpMainView& View() const { return *iView; } |
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296 inline void SetZoomHandler(MZoomableControl* aZoomableControl) { iZoomHandler = aZoomableControl; } |
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297 |
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298 // |
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299 private: // FROM CEikAppUi |
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300 // |
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301 void HandleCommandL(TInt aCommand); |
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302 void DynInitMenuPaneL(TInt aMenuId, CEikMenuPane* aMenuPane); |
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303 |
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304 // |
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305 private: // NEW |
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306 // |
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307 void HandleZoomL(TInt aZoomEvent); |
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308 |
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309 // |
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310 private: // MEMBER DATA |
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311 // |
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312 CHlpMainView* iView; |
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313 MZoomableControl* iZoomHandler; |
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314 }; |
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315 |
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316 |
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317 |
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318 |
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319 inline CHlpAppUi& CHlpDocument::AppUi() const |
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320 { |
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321 return *STATIC_CAST(CHlpAppUi*, iAppUi); |
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322 } |
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323 |
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324 |
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325 #endif |