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1 /* |
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2 * Copyright (c) 2009 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 * |
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15 * Description: |
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16 * Export help related files. |
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17 * |
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18 */ |
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19 |
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20 |
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21 // INCLUDE FILES |
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22 #include "cimcvapptextviewcontrol.h" |
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23 |
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24 #include "cimcvappcustomdraw.h" |
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25 #include <frmtview.h> // CTextView |
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26 #include <AknUtils.h> |
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27 #include <avkon.mbg> |
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28 #include <aknappui.h> |
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29 #include "mimcvapptextview.h" |
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30 #include <aknlayoutscalable_apps.cdl.h> |
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31 #include <AknsBasicBackgroundControlContext.h> |
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32 #include <AknsDrawUtils.h> |
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33 #include "imcvlogger.h" |
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34 #include "imcvuiapputils.h" |
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35 |
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36 // ============================ MEMBER FUNCTIONS =============================== |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CIMCVAppTextViewControl::CIMCVAppTextViewControl |
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40 // C++ default constructor can NOT contain any code, that |
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41 // might leave. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CIMCVAppTextViewControl::CIMCVAppTextViewControl() |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CIMCVAppTextViewControl::ConstructL |
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50 // Symbian 2nd phase constructor can leave. |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 void CIMCVAppTextViewControl::ConstructL( const TRect& aRect, |
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54 const CCoeControl& aParent, |
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55 MLayDoc* aTextLayout ) |
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56 { |
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57 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ConstructL() start") ); |
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58 CreateWindowL( &aParent ); |
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59 |
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60 // get the drawing device |
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61 CWindowGc& gc = SystemGc(); |
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62 CBitmapDevice* device = static_cast<CBitmapDevice*>( gc.Device() ); |
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63 |
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64 // create text layout and text view |
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65 |
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66 iViewRect = aRect; |
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67 iClipping = new ( ELeave ) RRegion( aRect ); |
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68 |
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69 iLayout = CTextLayout::NewL( aTextLayout, iViewRect.Width() ); |
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70 iTextView = CTextView::NewL( iLayout, iViewRect, |
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71 device, device, &Window(), NULL, &iCoeEnv->WsSession() ); |
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72 |
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73 iTextView->EnableFlickerFreeRedraw(); |
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74 iTextView->SetOpaque( ETrue ); |
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75 |
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76 // create our background drawer |
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77 iCustomDraw = new( ELeave )CIMCVAppCustomDraw( iViewRect ); |
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78 iLayout->SetCustomDraw( iCustomDraw ); |
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79 |
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80 // and scrollbar |
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81 if( IMCVUiAppUtils::PenEnabled() ) |
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82 { |
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83 // Observer |
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84 iScrollBar = new( ELeave )CEikScrollBarFrame( this, this ); |
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85 } |
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86 else |
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87 { |
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88 // No observer |
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89 iScrollBar = new( ELeave )CEikScrollBarFrame( this, NULL ); |
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90 } |
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91 |
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92 |
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93 if (AknLayoutUtils::DefaultScrollBarType(iAvkonAppUi) == CEikScrollBarFrame::EDoubleSpan) |
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94 { |
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95 |
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96 // For EDoubleSpan type scrollbar |
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97 // If pen is supported, SB needs to own a window |
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98 iScrollBar->CreateDoubleSpanScrollBarsL( IMCVUiAppUtils::PenEnabled(), |
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99 EFalse, ETrue, EFalse ); |
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100 iScrollBar->SetTypeOfVScrollBar(CEikScrollBarFrame::EDoubleSpan); |
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101 |
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102 } |
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103 else |
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104 { |
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105 // For EArrowHead type scrollbar |
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106 iScrollBar->SetTypeOfVScrollBar(CEikScrollBarFrame::EArrowHead); |
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107 } |
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108 iScrollBar->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff, |
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109 CEikScrollBarFrame::EOn ); |
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110 TEikScrollBarModel vSbarModel; |
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111 vSbarModel.iThumbPosition = 0; // current position |
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112 vSbarModel.iScrollSpan = 0; // how many items |
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113 vSbarModel.iThumbSpan = 0; // ignored |
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114 |
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115 iScrollBar->Tile( &vSbarModel ); |
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116 iScrollBar->SetVFocusPosToThumbPos( vSbarModel.iThumbPosition ); |
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117 |
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118 iBgContext = CAknsBasicBackgroundControlContext::NewL( |
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119 KAknsIIDQsnBgAreaMain, Rect(), ETrue ); |
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120 iCustomDraw->SetBackgroundContext( iBgContext, this ); |
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121 |
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122 // set extensions |
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123 ActivateL(); |
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124 |
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125 // we're ready |
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126 static_cast<CCoeAppUi*>( iEikonEnv->AppUi() )->AddToStackL( this ); |
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127 iAddedToStack = ETrue; |
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128 |
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129 // Enable draging |
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130 if ( DrawableWindow() && IMCVUiAppUtils::PenEnabled() ) |
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131 { |
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132 EnableDragEvents(); |
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133 Window().SetPointerGrab( ETrue ); |
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134 } |
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135 |
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136 // Enable draging |
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137 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ConstructL() end") ); |
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138 } |
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139 |
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140 |
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141 // Destructor |
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142 CIMCVAppTextViewControl::~CIMCVAppTextViewControl() |
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143 { |
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144 if( iAddedToStack ) |
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145 { |
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146 static_cast<CCoeAppUi*>( iEikonEnv->AppUi() )->RemoveFromStack( this ); |
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147 } |
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148 |
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149 delete iScrollBar; |
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150 delete iCustomDraw; |
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151 delete iTextView; |
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152 delete iLayout; |
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153 |
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154 delete iBgContext; |
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155 if( iClipping ) |
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156 { |
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157 iClipping->Destroy(); |
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158 iClipping = NULL; |
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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 // CIMCVAppTextViewControl::UpdateScrollBarsL |
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164 // (other items were commented in a header). |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CIMCVAppTextViewControl::UpdateScrollBarsL( TBool aScrollDraw /*ETrue*/ ) |
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168 { |
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169 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::UpdateScrollBarsL() start") ); |
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170 TInt height = iLayout->FormattedHeightInPixels(); |
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171 TInt span = iViewRect.Height(); |
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172 TInt pos = iLayout->PixelsAboveBand(); |
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173 |
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174 if( span < 0 ) |
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175 { |
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176 span = 0; |
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177 } |
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178 |
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179 if( pos < 0 ) |
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180 { |
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181 pos = 0; |
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182 } |
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183 |
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184 TEikScrollBarModel vSbarModel; |
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185 vSbarModel.iThumbPosition = pos; // current position |
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186 vSbarModel.iScrollSpan = height; // total length |
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187 vSbarModel.iThumbSpan = span; // bar length |
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188 |
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189 // Double span |
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190 if( iScrollBar && |
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191 iScrollBar->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan ) |
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192 { |
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193 TAknDoubleSpanScrollBarModel vDsModel( vSbarModel ); |
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194 iScrollBar->Tile( &vDsModel ); |
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195 iScrollBar->SetVFocusPosToThumbPos( vDsModel.FocusPosition()); |
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196 } |
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197 // ArrowHead |
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198 else |
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199 { |
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200 iScrollBar->Tile( &vSbarModel ); |
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201 iScrollBar->SetVFocusPosToThumbPos( vSbarModel.iThumbPosition ); |
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202 } |
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203 |
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204 if( aScrollDraw ) |
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205 { |
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206 iScrollBar->DrawScrollBarsNow(); |
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207 } |
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208 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::UpdateScrollBarsL() end") ); |
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209 } |
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210 |
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211 void CIMCVAppTextViewControl::UpdateChatViewL () |
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212 { |
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213 UpdateViewL (); |
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214 } |
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215 |
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216 |
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217 void CIMCVAppTextViewControl:: SmileyDialogLaunched (TBool aLaunched) |
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218 { |
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219 iSmileyDialogLaunched = aLaunched; |
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220 } |
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221 |
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222 // ----------------------------------------------------------------------------- |
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223 // CIMCVAppTextViewControl::UpdateViewL |
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224 // (other items were commented in a header). |
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225 // ----------------------------------------------------------------------------- |
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226 // |
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227 void CIMCVAppTextViewControl::UpdateViewL() |
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228 { |
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229 // do not refresh if smiley dialog is launched. |
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230 if (iSmileyDialogLaunched) |
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231 return; |
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232 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::UpdateViewL() start") ); |
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233 iTextView->FormatTextL(); |
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234 iTextView->SetSelectionVisibilityL( EFalse ); |
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235 TCursorSelection sel; |
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236 // Don't scroll if some item is highlighted |
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237 if ( !iIsHighlighted ) |
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238 { |
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239 sel = TCursorSelection( iLayout->DocumentLength(), 0 ); |
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240 ScrollVisibleL( sel, ETrue ); |
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241 } |
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242 else |
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243 { |
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244 sel = iTextView->Selection(); |
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245 ScrollVisibleL( sel, ETrue ); |
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246 } |
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247 |
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248 DrawDeferred(); |
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249 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::UpdateViewL() end") ); |
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250 } |
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251 |
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252 // ----------------------------------------------------------------------------- |
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253 // CIMCVAppTextViewControl::SetHighlighted |
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254 // (other items were commented in a header). |
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255 // ----------------------------------------------------------------------------- |
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256 // |
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257 void CIMCVAppTextViewControl::SetHighlighted( TBool aIsHighlighted ) |
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258 { |
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259 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SetHighlighted() start") ); |
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260 iIsHighlighted = aIsHighlighted; |
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261 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SetHighlighted() end") ); |
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262 } |
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263 |
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264 // ----------------------------------------------------------------------------- |
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265 // CIMCVAppTextViewControl::ScrollBarFrame |
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266 // (other items were commented in a header). |
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267 // ----------------------------------------------------------------------------- |
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268 // |
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269 const CEikScrollBarFrame* CIMCVAppTextViewControl::ScrollBarFrame() |
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270 { |
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271 return iScrollBar; |
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272 } |
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273 |
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274 // ----------------------------------------------------------------------------- |
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275 // CIMCVAppTextViewControl::ScrollBarFrame |
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276 // (other items were commented in a header). |
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277 // ----------------------------------------------------------------------------- |
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278 // |
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279 TInt CIMCVAppTextViewControl::FindDocPos( TPoint aPoint ) |
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280 { |
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281 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::FindDocPos() start") ); |
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282 TTmPosInfo2 posInfo; |
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283 TBool found = EFalse; |
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284 |
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285 TRAPD( err, found = iTextView->FindXyPosL( aPoint, posInfo ) ); |
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286 if ( err ) |
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287 { |
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288 CActiveScheduler::Current()->Error( err ); |
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289 // Return not found |
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290 return KErrNotFound; |
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291 } |
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292 |
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293 if ( found ) |
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294 { |
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295 |
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296 return posInfo.iDocPos.iPos; |
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297 } |
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298 // not found |
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299 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::FindDocPos() end") ); |
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300 return KErrNotFound; |
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301 } |
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302 |
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303 // --------------------------------------------------------- |
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304 // CIMCVAppTextViewControl::MopSupplyObject |
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305 // |
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306 // --------------------------------------------------------- |
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307 // |
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308 TTypeUid::Ptr CIMCVAppTextViewControl::MopSupplyObject( TTypeUid aId ) |
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309 { |
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310 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::MopSupplyObject() start") ); |
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311 if ( aId.iUid == MAknsControlContext::ETypeId ) |
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312 { |
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313 return MAknsControlContext::SupplyMopObject( aId, iBgContext ); |
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314 } |
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315 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::MopSupplyObject() end") ); |
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316 return CCoeControl::MopSupplyObject( aId ); |
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317 } |
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318 |
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319 // --------------------------------------------------------- |
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320 // CIMCVAppTextViewControl::HandleScrollEventL |
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321 // |
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322 // --------------------------------------------------------- |
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323 // |
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324 void CIMCVAppTextViewControl::HandleScrollEventL( CEikScrollBar* /*aScrollBar*/, |
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325 TEikScrollEvent aEventType ) |
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326 { |
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327 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandleScrollEventL() start") ); |
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328 switch( aEventType ) |
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329 { |
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330 case EEikScrollUp: |
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331 { |
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332 ScrollLinesL( 1 ); |
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333 break; |
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334 } |
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335 case EEikScrollDown: |
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336 { |
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337 ScrollLinesL( -1 ); |
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338 break; |
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339 } |
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340 case EEikScrollPageUp: |
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341 { |
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342 iTextView->ScrollDisplayL( TCursorPosition::EFPageUp ); |
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343 UpdateScrollBarsL(); |
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344 DrawDeferred(); |
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345 break; |
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346 } |
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347 case EEikScrollPageDown: |
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348 { |
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349 iTextView->ScrollDisplayL( TCursorPosition::EFPageDown ); |
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350 UpdateScrollBarsL(); |
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351 DrawDeferred(); |
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352 break; |
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353 } |
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354 case EEikScrollThumbDragVert: |
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355 { |
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356 // Get position values from scrollbar |
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357 const TEikScrollBarModel* model = |
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358 iScrollBar->VerticalScrollBar()->Model(); |
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359 TInt thumb = model->iThumbPosition; |
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360 if( CEikScrollBarFrame::EDoubleSpan == |
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361 iScrollBar->TypeOfVScrollBar() ) |
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362 { |
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363 const TAknDoubleSpanScrollBarModel* dsModel = |
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364 static_cast <const TAknDoubleSpanScrollBarModel*>( model ); |
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365 thumb = dsModel->FocusPosition(); |
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366 } |
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367 |
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368 // Scroll the textview according to scrollbar |
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369 TViewYPosQualifier yPosQua; |
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370 yPosQua.SetHotSpot( TViewYPosQualifier::EFViewTopOfLine ); |
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371 TInt topPos = -thumb; |
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372 iTextView->SetViewL( 0, topPos, yPosQua ); |
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373 break; |
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374 } |
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375 case EEikScrollThumbReleaseVert: |
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376 { |
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377 // Nothing to do here because EEikScrollThumbDragVert gets |
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378 // the scrollbar in correct state |
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379 break; |
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380 } |
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381 default: |
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382 { |
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383 break; |
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384 } |
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385 } |
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386 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandleScrollEventL() end") ); |
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387 } |
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388 |
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389 // ----------------------------------------------------------------------------- |
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390 // CIMCVAppTextViewControl::OfferKeyEventL |
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391 // (other items were commented in a header). |
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392 // ----------------------------------------------------------------------------- |
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393 // |
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394 TKeyResponse CIMCVAppTextViewControl::OfferKeyEventL( const TKeyEvent& aKeyEvent, |
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395 TEventCode aType ) |
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396 { |
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397 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::OfferKeyEventL() start") ); |
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398 // Commented because it generates so much log |
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399 // CHAT_DP( D_CHAT_LIT("CIMCVAppTextViewControl::OfferKeyEventL %d, type %d"), |
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400 // aKeyEvent, aType ) |
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401 |
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402 if( aType != EEventKey ) |
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403 { |
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404 return EKeyWasNotConsumed; |
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405 } |
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406 |
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407 switch( aKeyEvent.iCode ) |
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408 { |
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409 case EKeyDownArrow: |
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410 { |
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411 //scroll lines one line down |
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412 ScrollLinesL( -1 ); |
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413 return EKeyWasConsumed; |
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414 |
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415 } |
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416 case EKeyUpArrow: |
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417 { |
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418 //scroll lines one line up |
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419 ScrollLinesL( 1 ); |
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420 return EKeyWasConsumed; |
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421 |
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422 } |
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423 default: |
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424 { |
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425 // No handling for other events |
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426 break; |
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427 } |
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428 } |
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429 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::OfferKeyEventL() end") ); |
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430 return EKeyWasNotConsumed; |
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431 } |
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432 |
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433 // ----------------------------------------------------------------------------- |
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434 // CIMCVAppTextViewControl::HandlePointerEventL |
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435 // (other items were commented in a header). |
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436 // ----------------------------------------------------------------------------- |
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437 // |
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438 void CIMCVAppTextViewControl::HandlePointerEventL( |
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439 const TPointerEvent& aPointerEvent ) |
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440 { |
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441 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandlePointerEventL() start") ); |
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442 |
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443 if( !IMCVUiAppUtils::PenEnabled() ) |
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444 { |
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445 return; |
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446 } |
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447 |
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448 switch( iPenType ) |
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449 { |
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450 case EPenForwardToChild: |
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451 { |
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452 // normal (CCoeControl) behaviour |
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453 CCoeControl::HandlePointerEventL( aPointerEvent ); |
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454 break; |
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455 } |
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456 case EPenForwardToParent: |
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457 { |
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458 // forward all to parent |
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459 if( Parent() ) |
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460 { |
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461 Parent()->HandlePointerEventL( aPointerEvent ); |
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462 } |
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463 break; |
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464 } |
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465 // Process event ourself |
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466 case EPenProcessEvent: |
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467 { |
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468 ProcessStylusEventL( aPointerEvent ); |
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469 break; |
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470 } |
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471 case EPenIgnoreEvent: |
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472 { |
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473 // Ignore all |
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474 break; |
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475 } |
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476 default: |
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477 { |
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478 // Can't be |
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479 break; |
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480 } |
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481 } |
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482 |
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483 |
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484 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandlePointerEventL() end") ); |
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485 } |
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486 |
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487 // ----------------------------------------------------------------------------- |
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488 // CIMCVAppTextViewControl::Draw |
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489 // (other items were commented in a header). |
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490 // ----------------------------------------------------------------------------- |
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491 // |
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492 void CIMCVAppTextViewControl::Draw( const TRect& aRect ) const |
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493 { |
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494 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::Draw() start") ); |
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495 CWindowGc& gc = SystemGc(); |
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496 |
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497 // Clip text control and scrollbar to prevent flickering |
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498 gc.SetClippingRegion( *iClipping ); |
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499 |
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500 MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
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501 if (iBgContext) |
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502 { |
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503 // Draw the skin background |
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504 AknsDrawUtils::Background( |
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505 skin, iBgContext, this, gc, aRect); |
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506 } |
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507 else |
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508 { |
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509 // clear the area |
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510 gc.SetBrushColor( iEikonEnv->ControlColor( EColorWindowBackground, *this ) ); |
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511 gc.SetBrushStyle( CGraphicsContext::ESolidBrush ); |
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512 gc.Clear( aRect ); |
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513 } |
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514 |
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515 TRAP_IGNORE( iTextView->DrawL( aRect ) ); |
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516 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::Draw() end") ); |
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517 } |
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518 |
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519 // ----------------------------------------------------------------------------- |
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520 // CIMCVAppTextViewControl::SizeChanged |
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521 // (other items were commented in a header). |
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522 // ----------------------------------------------------------------------------- |
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523 // |
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524 void CIMCVAppTextViewControl::SizeChanged() |
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525 { |
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526 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SizeChanged() start") ); |
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527 TAknWindowLineLayout rpLayout( AknLayoutScalable_Apps::list_im_pane( 3 ) ); |
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528 TAknLayoutRect rpLayoutRect; |
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529 rpLayoutRect.LayoutRect( Rect(), rpLayout ); |
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530 |
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531 // update rects |
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532 iViewRect = rpLayoutRect.Rect(); |
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533 |
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534 iCustomDraw->SetRect( iViewRect ); |
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535 iTextView->SetViewRect( iViewRect ); |
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536 iLayout->SetWrapWidth( iViewRect.Width() ); |
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537 |
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538 if (AknLayoutUtils::DefaultScrollBarType(iAvkonAppUi) == CEikScrollBarFrame::EDoubleSpan) |
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539 { |
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540 // For EDoubleSpan type scrollbar |
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541 TAknWindowLineLayout sbLayout( AknLayoutScalable_Apps::scroll_pane_cp07( 3 ) ); |
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542 AknLayoutUtils::LayoutVerticalScrollBar( iScrollBar, Rect(), sbLayout ); |
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543 TAknLayoutRect sbLayoutRect; |
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544 sbLayoutRect.LayoutRect( Rect(), sbLayout ); |
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545 } |
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546 if ( iBgContext ) |
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547 { |
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548 iBgContext->SetRect( Parent()->Rect() ); |
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549 iBgContext->SetParentPos( Parent()->PositionRelativeToScreen() ); |
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550 } |
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551 |
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552 // Setup clipping region |
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553 iClipping->Clear(); |
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554 iClipping->AddRect( Rect() ); |
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555 |
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556 // clip text control |
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557 iClipping->SubRect( iTextView->ViewRect() ); |
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558 |
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559 // clip scrollbar |
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560 if ( iScrollBar->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan) |
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561 { |
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562 //fix for the tsw bug id:EKYT-7B68G9 //start. |
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563 TAknWindowLineLayout sbLayout( AknLayoutScalable_Apps::scroll_pane_cp07( 3 ) ); |
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564 AknLayoutUtils::LayoutVerticalScrollBar( iScrollBar, Rect(), sbLayout ); |
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565 TAknLayoutRect sbLayoutRect; |
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566 sbLayoutRect.LayoutRect( Rect(), sbLayout ); |
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567 iClipping->SubRect( sbLayoutRect.Rect() ); |
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568 //fix for the tsw bug id:EKYT-7B68G9 //end. |
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569 } |
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570 |
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571 // and update view |
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572 TRAPD( err, ScrollLinesL( 0 ); |
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573 UpdateViewL() ); |
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574 if( err != KErrNone ) |
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575 { |
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576 CActiveScheduler::Current()->Error( err ); |
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577 } |
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578 |
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579 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SizeChanged() end") ); |
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580 } |
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581 |
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582 // ----------------------------------------------------------------------------- |
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583 // CIMCVAppTextViewControl::HandleFormatChangedL |
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584 // (other items were commented in a header). |
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585 // ----------------------------------------------------------------------------- |
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586 // |
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587 void CIMCVAppTextViewControl::HandleFormatChangedL( TCursorSelection& aChanged, |
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588 TBool aPreserveFocus /* = EFalse */ ) |
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589 { |
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590 if (iSmileyDialogLaunched) |
|
591 return; |
|
592 |
|
593 // rich text has changed, inform viewer |
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594 iTextView->SetSelectionVisibilityL( EFalse ); |
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595 |
|
596 if( aPreserveFocus ) |
|
597 { |
|
598 // Preserve focus |
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599 TCursorSelection sel = iTextView->Selection(); |
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600 // This seems to be the only method which doesn't change focus. |
|
601 // --> so it's possible to preserve focus without flicker |
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602 iTextView->HandleGlobalChangeNoRedrawL(); |
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603 ScrollVisibleL( sel, EFalse ); |
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604 DrawDeferred(); |
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605 |
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606 } |
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607 else |
|
608 { |
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609 // Move focus along with changes |
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610 iTextView->HandleRangeFormatChangeL( aChanged, ETrue ); |
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611 //ScrollVisibleL( aChanged, ETrue ); |
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612 UpdateViewL (); |
|
613 } |
|
614 } |
|
615 |
|
616 // ----------------------------------------------------------------------------- |
|
617 // CIMCVAppTextViewControl::HandleInsertDeleteL |
|
618 // (other items were commented in a header). |
|
619 // ----------------------------------------------------------------------------- |
|
620 // |
|
621 void CIMCVAppTextViewControl::HandleInsertDeleteL( TCursorSelection& aChanged, |
|
622 TInt aDeletedChars ) |
|
623 { |
|
624 if (iSmileyDialogLaunched) |
|
625 return; |
|
626 |
|
627 // inform about insertion or deletion |
|
628 iTextView->SetSelectionVisibilityL( EFalse ); |
|
629 iTextView->HandleInsertDeleteL( aChanged, aDeletedChars ); |
|
630 } |
|
631 |
|
632 // ----------------------------------------------------------------------------- |
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633 // CIMCVAppTextViewControl::HandleAdditionL |
|
634 // (other items were commented in a header). |
|
635 // ----------------------------------------------------------------------------- |
|
636 // |
|
637 void CIMCVAppTextViewControl::HandleAdditionL( TBool aFirst, |
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638 TCursorSelection& aSelection, |
|
639 TBool aTop ) |
|
640 { |
|
641 // inform about addition |
|
642 if( aFirst ) |
|
643 { |
|
644 iTextView->FormatTextL(); |
|
645 } |
|
646 else |
|
647 { |
|
648 iTextView->HandleAdditionalCharactersAtEndL(); |
|
649 } |
|
650 |
|
651 // if smiley dialog is launched, then dont draw. |
|
652 if (iSmileyDialogLaunched) |
|
653 return; |
|
654 |
|
655 ScrollVisibleL( aSelection, aTop ); |
|
656 DrawDeferred(); |
|
657 |
|
658 } |
|
659 |
|
660 // ----------------------------------------------------------------------------- |
|
661 // CIMCVAppTextViewControl::ScrollVisibleL |
|
662 // (other items were commented in a header). |
|
663 // ----------------------------------------------------------------------------- |
|
664 // |
|
665 void CIMCVAppTextViewControl::ScrollVisibleL( TCursorSelection& aSelection, TBool aTop ) |
|
666 { |
|
667 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ScrollVisibleL() start") ); |
|
668 // if smiley dialog is launched, then dont draw. |
|
669 if (iSmileyDialogLaunched) |
|
670 return; |
|
671 |
|
672 |
|
673 TCursorSelection sel( aSelection ); |
|
674 if( !ParagraphFits( sel.LowerPos() ) ) |
|
675 { |
|
676 // selection doesn't fit to screen |
|
677 TInt pos( aTop ? aSelection.LowerPos() : aSelection.HigherPos() ); |
|
678 sel.SetSelection( pos, pos ); |
|
679 } |
|
680 |
|
681 // scroll selection to screen |
|
682 iTextView->SetSelectionVisibilityL( EFalse ); |
|
683 iTextView->SetSelectionL( sel ); |
|
684 |
|
685 // and update scroll bars |
|
686 UpdateScrollBarsL(); |
|
687 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ScrollVisibleL() end") ); |
|
688 } |
|
689 |
|
690 // ----------------------------------------------------------------------------- |
|
691 // CIMCVAppTextViewControl::ScrollSelectionL |
|
692 // (other items were commented in a header). |
|
693 // ----------------------------------------------------------------------------- |
|
694 // |
|
695 TCursorSelection CIMCVAppTextViewControl::ScrollSelection() |
|
696 { |
|
697 return iTextView->Selection(); |
|
698 } |
|
699 |
|
700 |
|
701 // ----------------------------------------------------------------------------- |
|
702 // CIMCVAppTextViewControl::ScrollLinesL |
|
703 // (other items were commented in a header). |
|
704 // ----------------------------------------------------------------------------- |
|
705 // |
|
706 void CIMCVAppTextViewControl::ScrollLinesL( TInt aAmount ) |
|
707 { |
|
708 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ScrollLinesL() start")); |
|
709 iLayout->ScrollLinesL( aAmount ); |
|
710 UpdateScrollBarsL(); |
|
711 DrawDeferred(); |
|
712 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ScrollLinesL() end") ); |
|
713 } |
|
714 |
|
715 // ----------------------------------------------------------------------------- |
|
716 // CIMCVAppTextViewControl::IsVisible |
|
717 // (other items were commented in a header). |
|
718 // ----------------------------------------------------------------------------- |
|
719 // |
|
720 TBool CIMCVAppTextViewControl::IsVisible( TInt aPos ) |
|
721 { |
|
722 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::IsVisible() start") ); |
|
723 TTmDocPos pos( aPos, ETrue ); |
|
724 TTmLineInfo lineInfo; |
|
725 |
|
726 if( !iLayout->PosInBand( pos, &lineInfo ) ) |
|
727 { |
|
728 // current position outside |
|
729 return EFalse; |
|
730 } |
|
731 |
|
732 if( !ParagraphFits( aPos ) ) |
|
733 { |
|
734 // paragraph doesn't fit to screen |
|
735 // extend scrolling one line up and down |
|
736 |
|
737 // iLineNumber starts from 0 and FirstCharOnLine assumes first line to be 1 |
|
738 TInt lineNo( lineInfo.iLineNumber + 1 ); |
|
739 |
|
740 // check previous line (if it exists) |
|
741 if( lineNo > 1 ) |
|
742 { |
|
743 pos.iPos = iLayout->FirstCharOnLine( lineNo - 1 ); |
|
744 |
|
745 if( !iLayout->PosInBand( pos ) ) |
|
746 { |
|
747 // previous line outside |
|
748 return EFalse; |
|
749 } |
|
750 } |
|
751 |
|
752 // check next line |
|
753 pos.iPos = iLayout->FirstCharOnLine( lineNo + 1 ); |
|
754 |
|
755 return iLayout->PosInBand( pos ); |
|
756 } |
|
757 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::IsVisible() end") ); |
|
758 return ETrue; |
|
759 } |
|
760 |
|
761 // ----------------------------------------------------------------------------- |
|
762 // CIMCVAppTextViewControl::ParagraphFits |
|
763 // (other items were commented in a header). |
|
764 // ----------------------------------------------------------------------------- |
|
765 // |
|
766 TBool CIMCVAppTextViewControl::ParagraphFits( TInt aPos ) |
|
767 { |
|
768 return iLayout->ParagraphHeight( aPos ) <= iViewRect.Height(); |
|
769 } |
|
770 |
|
771 // ----------------------------------------------------------------------------- |
|
772 // CIMCVAppTextViewControl::RedrawL |
|
773 // (other items were commented in a header). |
|
774 // ----------------------------------------------------------------------------- |
|
775 // |
|
776 void CIMCVAppTextViewControl::Redraw() |
|
777 { |
|
778 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::Redraw() start" )); |
|
779 DrawDeferred(); |
|
780 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::Redraw() end" )); |
|
781 } |
|
782 |
|
783 // ----------------------------------------------------------------------------- |
|
784 // CIMCVAppTextViewControl::CountComponentControls |
|
785 // ----------------------------------------------------------------------------- |
|
786 // |
|
787 TInt CIMCVAppTextViewControl::CountComponentControls() const |
|
788 { |
|
789 if (iScrollBar && iScrollBar->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan) |
|
790 { |
|
791 return 1; |
|
792 } |
|
793 else |
|
794 { |
|
795 return 0; |
|
796 } |
|
797 } |
|
798 |
|
799 // ----------------------------------------------------------------------------- |
|
800 // CIMCVAppTextViewControl::ComponentControl |
|
801 // ----------------------------------------------------------------------------- |
|
802 // |
|
803 CCoeControl* CIMCVAppTextViewControl::ComponentControl(TInt aIndex) const |
|
804 { |
|
805 if (aIndex == 0 && iScrollBar && |
|
806 iScrollBar->TypeOfVScrollBar() == CEikScrollBarFrame::EDoubleSpan) |
|
807 { |
|
808 return iScrollBar->VerticalScrollBar(); |
|
809 } |
|
810 else |
|
811 { |
|
812 return NULL; |
|
813 } |
|
814 } |
|
815 |
|
816 // ----------------------------------------------------------------------------- |
|
817 // CIMCVAppTextViewControl::SetPenBehaviour |
|
818 // (other items were commented in a header). |
|
819 // ----------------------------------------------------------------------------- |
|
820 // |
|
821 void CIMCVAppTextViewControl::SetPenBehaviour( TPenBehaviour aPen ) |
|
822 { |
|
823 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SetPenBehaviour() start" )); |
|
824 iPenType = aPen; |
|
825 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::SetPenBehaviour() end" )); |
|
826 } |
|
827 |
|
828 // ----------------------------------------------------------------------------- |
|
829 // CIMCVAppTextViewControl::PenBehaviour |
|
830 // (other items were commented in a header). |
|
831 // ----------------------------------------------------------------------------- |
|
832 // |
|
833 MIMCVAppTextView::TPenBehaviour CIMCVAppTextViewControl::PenBehaviour() |
|
834 { |
|
835 return iPenType; |
|
836 } |
|
837 |
|
838 // ----------------------------------------------------------------------------- |
|
839 // CIMCVAppTextViewControl::ProcessStylusEventL |
|
840 // (other items were commented in a header). |
|
841 // ----------------------------------------------------------------------------- |
|
842 // |
|
843 void CIMCVAppTextViewControl::ProcessStylusEventL( |
|
844 const TPointerEvent& /*aPointerEvent*/ ) |
|
845 { |
|
846 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ProcessStylusEventL() start" )); |
|
847 // nothing to do. Let derived classes to handle text selection. |
|
848 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::ProcessStylusEventL() end" )); |
|
849 } |
|
850 |
|
851 // ----------------------------------------------------------------------------- |
|
852 // CIMCVAppTextViewControl::HandleGlobalChangeNoRedrawL |
|
853 // (other items were commented in a header). |
|
854 // ----------------------------------------------------------------------------- |
|
855 // |
|
856 void CIMCVAppTextViewControl::HandleGlobalChangeNoRedrawL( |
|
857 TViewYPosQualifier aYPosQualifier /*= TViewYPosQualifier()*/ ) |
|
858 { |
|
859 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandleGlobalChangeNoRedrawL() start" )); |
|
860 iTextView->HandleGlobalChangeNoRedrawL( aYPosQualifier ); |
|
861 IM_CV_LOGS(TXT("CIMCVAppTextViewControl::HandleGlobalChangeNoRedrawL() end" )); |
|
862 } |
|
863 |
|
864 |
|
865 // End of File |