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1 /* |
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2 * Copyright (c) 2002 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: The OutputSheet sub-pane class, CCalcOutputSheet |
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15 * Derived from CCoeControl |
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16 * The CCalcOutputSheet displays histroy data. |
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17 * History data is scroll up and down. |
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18 * |
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19 */ |
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20 |
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21 |
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22 #ifndef CALCOUTSHEET_H |
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23 #define CALCOUTSHEET_H |
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24 |
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25 |
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26 // INCLUDES |
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27 #include <coecntrl.h> |
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28 #include <AknUtils.h> |
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29 #include <e32std.h> |
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30 |
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31 #include <eikscrlb.h> |
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32 #include <eiksbobs.h> |
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33 |
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34 #include <eiksbfrm.h> |
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35 |
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36 |
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37 // CONSTANTS |
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38 const TInt KCountOfPaperBitmaps(9); |
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39 // FORWARD DECLARATIONS |
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40 class CCalcHistory; |
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41 class CCalcContainer; |
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42 class CCalcAppEnv; |
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43 |
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44 // CLASS DEFINITIONS |
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45 |
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46 /** |
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47 CCalcOutputSheet : 'OutputSheet Sub-Pane' class |
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48 */ |
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49 //New scrollbar used for Touch UI layout |
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50 class CEikScrollBarFrame; |
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51 class CCalcOutputSheet |
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52 : public CCoeControl , public MEikScrollBarObserver |
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53 {/*Class also derived from scrollbarobserver to capture scrollbar events*/ |
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54 public: // Constructors and destructor |
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55 /** |
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56 * Two-phased constructor. |
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57 * @param aContainer : Pointer of CCalcContainer class |
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58 */ |
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59 static CCalcOutputSheet* NewL(CCalcContainer* aContainer); |
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60 |
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61 /** |
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62 * Destructor. |
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63 */ |
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64 virtual ~CCalcOutputSheet(); |
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65 |
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66 |
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67 public: // New functions |
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68 |
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69 |
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70 /** |
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71 * Scroll to bottom line. |
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72 */ |
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73 void ScrollToBottomL(); |
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74 |
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75 /** |
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76 * Called after clearing calculation history. |
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77 */ |
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78 void NotifyClearHistoryL(); |
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79 |
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80 /** |
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81 * It returns whether it can scroll up or not. |
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82 * @return ETrue : Scroll up can be done. |
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83 * EFalse: Scroll up cannot be done. |
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84 */ |
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85 TBool CanUp() const; |
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86 |
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87 /** |
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88 * It returns whether it can scroll down or not. |
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89 * @return ETrue : Scroll up can be done. |
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90 * EFalse: Scroll up cannot be done. |
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91 */ |
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92 TBool CanDown() const; |
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93 |
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94 /** |
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95 * Output Sheet is scrolled up. |
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96 */ |
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97 void ScrollUp(); |
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98 |
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99 /** |
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100 * Output Sheet is scrolled down. |
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101 */ |
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102 void ScrollDown(); |
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103 |
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104 /** |
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105 * Refresh PaperBitmap Icon when the skin change event has occured. |
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106 */ |
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107 inline void RefreshPaperBitmap() ; |
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108 /** |
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109 * Refresh ScalablePaperBitmap Icon when the skin change event has occured. |
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110 */ |
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111 inline void RefreshScalablePaperBitmap() ; |
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112 |
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113 |
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114 inline void RefreshResultsLineBitmap() ; |
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115 |
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116 /** |
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117 * From MEikScrollBarObserver: to Handle scrollbar events |
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118 * @param CEikScrollBar* : Pointer to the scrollbar |
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119 * @param TEikScrollEvent : Event on the Scrollbar |
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120 */ |
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121 void HandleScrollEventL(CEikScrollBar* aScrollBar, TEikScrollEvent aEventType); |
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122 |
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123 |
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124 /** |
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125 * From CCoeControl : Notifier for changing language |
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126 * @param aType : Type of resource change |
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127 */ |
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128 void HandleResourceChange(TInt aType); |
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129 void HandleResourceChangeOutSheetL(TInt aType); |
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130 |
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131 |
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132 private: // New functions |
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133 /** |
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134 * C++ default constructor. |
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135 */ |
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136 CCalcOutputSheet(); |
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137 |
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138 /** |
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139 * Second-phase constructor. |
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140 */ |
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141 void ConstructL(CCalcContainer* aContainer); |
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142 |
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143 |
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144 private: |
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145 |
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146 |
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147 /** |
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148 * From CCoeControl : Set control size |
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149 */ |
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150 void SizeChanged(); |
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151 |
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152 void SizeChangedOutSheetL(); |
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153 |
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154 /** |
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155 * From CCoeControl : Draw Output Sheet |
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156 * @param aRect : rectangle of Output Sheet |
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157 */ |
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158 void Draw(const TRect& aRect) const; |
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159 |
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160 /** |
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161 * Function used to dynamically update scrollbar indicators. |
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162 */ |
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163 void UpdateScrollIndicatorL(); |
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164 |
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165 |
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166 private: // Data |
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167 TInt iScrollOffset; // Scroll position |
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168 const CGulIcon* iCalcPaper; // Not own |
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169 const CGulIcon* iCalcScalablePaper[KCountOfPaperBitmaps]; |
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170 const CGulIcon* iCalcResultsLine; |
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171 CCalcHistory* iCalcHistory; // Not own |
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172 CCalcContainer* iCalcContainer; // Not own |
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173 CCalcAppEnv* iCalcAppEnv; // Not own |
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174 TAknLayoutRect iCalcPaperLayout[KCountOfPaperBitmaps]; |
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175 TInt iCalcOutputSheetLines; |
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176 CAknsBasicBackgroundControlContext* iOpSheetContext; |
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177 CArrayFixFlat<TAknLayoutText>* iOperatorLayout; |
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178 CArrayFixFlat<TAknLayoutText>* iOperandLayout; |
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179 CArrayFixFlat<TAknLayoutRect>* iResultsLineLayout; |
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180 CArrayFixFlat<TAknLayoutRect>* iEqualLineLayout; |
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181 CRepository* iCRKey; |
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182 TInt iLanguage; |
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183 TInt iUiLanguage; |
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184 CEikScrollBarFrame *iSBFrame; //own -> pointer used for scrollbar frame |
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185 TAknLayoutRect iPaperPaneRect; |
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186 TInt iPrevThumbPosition; |
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187 |
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188 // the bottom right coordinate of scrollbar |
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189 TPoint iSBBrPoint; |
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190 }; |
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191 |
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192 #include "CalcOutSheet.inl" |
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193 |
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194 #endif // CALCOUTSHEET_H |
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195 |
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196 // End of File |