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1 /* |
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2 * Copyright (c) 2007 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: This file defines class CNcsEditor. |
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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 #ifndef CNCSEDITOR_H |
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21 #define CNCSEDITOR_H |
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22 |
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23 |
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24 #include <eikrted.h> |
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25 #include <AknUtils.h> |
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26 #include "ncscontrol.h" |
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27 #include "ncsutility.h" |
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28 #include "ncsconstants.h" |
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29 |
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30 class CAknsBasicBackgroundControlContext; |
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31 class CNcsCustomDraw; |
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32 class CNcsEditorCustomDraw; |
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33 |
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34 /** |
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35 * CNcsEditor |
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36 */ |
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37 class CNcsEditor : public CEikRichTextEditor, public MNcsControl |
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38 { |
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39 public: // construction and destruction |
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40 |
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41 CNcsEditor( |
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42 MNcsFieldSizeObserver* aSizeObserver = NULL, |
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43 TBool aHeaderField = ETrue, |
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44 TNcsEditorUsage aEditorUsage = ENcsEditorDefault ); |
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45 |
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46 void ConstructL( const CCoeControl* aParent, |
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47 TInt aNumberOfLines, |
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48 TInt aTextLimit ); |
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49 |
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50 virtual ~CNcsEditor(); |
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51 |
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52 public: // new functions |
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53 |
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54 void OpenVirtualKeyBoardL(); |
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55 |
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56 void GetLineRectL( TRect& aLineRect ) const; |
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57 |
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58 virtual TInt ScrollableLines() const; |
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59 |
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60 virtual TInt CursorLineNumber() const; |
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61 |
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62 virtual TInt LineCount() const; |
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63 |
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64 virtual TInt CursorPosition() const; |
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65 |
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66 virtual const TDesC& GetLabelText() const; |
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67 |
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68 // <cmail> Platform layout change |
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69 TInt LayoutLineCount() const; |
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70 // </cmail> Platform layout change |
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71 |
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72 virtual void Reposition(TPoint& /*aPt*/, TInt /*aWidth*/) {} |
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73 |
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74 void SetMaximumLabelLength( TSize aSize ); |
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75 |
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76 void SetupEditorL(); |
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77 |
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78 void PositionChanged(); |
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79 |
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80 TInt TextHeight() const; |
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81 |
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82 TInt GetLineHeightL() const; |
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83 |
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84 TInt GetNumChars() const; |
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85 |
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86 TInt DocumentLength() const; |
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87 |
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88 TInt PixelsAboveBand() const; |
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89 |
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90 TInt ChangeBandTopL(TInt aPixels); |
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91 |
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92 void UpdateFontSize(); |
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93 |
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94 TBool HasSemicolonAtTheEndL() const; |
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95 |
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96 //<cmail> |
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97 void SetRealRect( TRect aRect ); |
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98 |
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99 void FormatAllTextNowL(); |
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100 //<cmail> |
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101 |
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102 void UpdateCustomDrawer(); |
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103 |
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104 #ifdef _DEBUG |
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105 void DebugDump(); |
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106 #endif |
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107 |
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108 void SetTextColorL( TLogicalRgb aColor ); |
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109 |
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110 TInt TrimmedTextLength(); |
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111 |
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112 // <cmail> Platform layout changes |
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113 void SetNcsFontType( NcsUtility::TNcsLayoutFont aFontType ); |
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114 // </cmail> Platform layout changes |
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115 |
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116 public: // from CoeControl |
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117 |
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118 virtual TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType ); |
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119 |
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120 virtual void SetRect( const TRect& aRect ); |
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121 void ActivateL(); |
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122 |
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123 public: // from CEikEdwin |
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124 |
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125 virtual void SetTextL( const TDesC* aDes ); |
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126 |
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127 virtual void HandleResourceChange( TInt aType ); |
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128 |
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129 protected: // from CEikEdwin |
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130 |
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131 //<cmail> Platform layout change |
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132 // virtual CLafEdwinCustomDrawBase* CreateCustomDrawL(); |
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133 // </cmail> |
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134 |
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135 protected: // from MEditObserver |
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136 |
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137 virtual void EditObserver( TInt aStart, TInt aExtent ); |
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138 |
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139 private: // methods used internally |
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140 |
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141 // <cmail> Platform layout change |
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142 void UpdateFontL(); |
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143 // </cmail> Platform layout change |
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144 |
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145 void UpdateColors(); |
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146 |
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147 void UpdateGraphics(); |
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148 |
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149 void DoUpdateGraphicsL(); |
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150 |
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151 TAknTextComponentLayout GetLayout(); |
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152 //<cmail> |
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153 void Draw( const TRect& aRect ) const; |
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154 //</cmail> |
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155 private: // data |
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156 |
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157 TInt iPreviousFontHeight; |
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158 TInt32 iPreviousLineSpacingInTwips; |
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159 |
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160 TRgb iTextColor; |
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161 CCharFormatLayer* iGlobalCharFormat; |
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162 |
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163 // Flag indicating whether this control is header field. |
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164 // Header fields have different backgrounds than message field. |
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165 TBool iHeaderField; |
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166 |
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167 // background control context. Owned. |
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168 CAknsBasicBackgroundControlContext* iBgContext; |
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169 |
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170 // Custom drawer. Not owned. |
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171 CNcsCustomDraw* iCustomDrawer; |
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172 |
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173 // Platform layout change |
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174 NcsUtility::TNcsLayoutFont iNcsFontType; |
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175 |
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176 // Custom drawer for row lines. Own |
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177 CNcsEditorCustomDraw* iEditorCustomDrawer; |
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178 |
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179 // what purpose editor is used to |
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180 TNcsEditorUsage iEditorUsage; |
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181 |
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182 // Real screen rectangle |
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183 TRect iRealRect; |
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184 }; |
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185 |
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186 |
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187 #endif |