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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Utility for selecting smile icon and converting |
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15 * between smile id and smile string. |
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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 // INCLUDE FILES |
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21 #include "CCASmileyUtil.h" |
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22 #include "CCAPicture.h" |
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23 #include "ChatDefinitions.h" |
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24 #include "ChatDebugPrint.h" |
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25 #include "IMUtils.h" |
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26 #include "ccasmileyinformation.h" |
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27 |
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28 // The Settings have been moved to Cenrep (also retained in the Resource file), |
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29 // so the enums for keys and central repository header is added here |
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30 #include "VariantKeys.h" |
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31 #include <PUAcodes.hrh> |
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32 |
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33 #include <gulicon.h> |
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34 #include <txtrich.h> |
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35 #include <gdi.h> |
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36 #include <eikrted.h> |
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37 #include <frmtlay.h> |
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38 // ================= MEMBER FUNCTIONS ======================= |
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39 |
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40 // ----------------------------------------------------------------------------- |
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41 // CCASmileyUtil::NewL |
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42 // Two-phased constructor. |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 CCASmileyUtil* CCASmileyUtil::NewL( MCASkinVariant& aSkinVariant, |
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46 MCAAppUi& aAppUi, TMessageExtensionTypes aType ) |
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47 { |
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48 CCASmileyUtil* self = new ( ELeave ) CCASmileyUtil( aType ); |
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49 CleanupStack::PushL( self ); |
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50 self->ConstructL( aSkinVariant, aAppUi ); |
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51 CleanupStack::Pop(); |
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52 return self; |
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53 } |
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54 |
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55 // ----------------------------------------------------------------------------- |
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56 // CCASmileyUtil::~CCASmileyUtil |
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57 // Destructor |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CCASmileyUtil::~CCASmileyUtil() |
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61 { |
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62 iConvertArray.ResetAndDestroy(); |
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63 delete iSmileUtil; |
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64 } |
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65 |
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66 // ----------------------------------------------------------------------------- |
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67 // CCASmileyUtil::CCASmileyUtil |
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68 // C++ constructor can NOT contain any code, that |
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69 // might leave. |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 CCASmileyUtil::CCASmileyUtil( TMessageExtensionTypes aType ) |
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73 : MCAMessageExtension( aType ) |
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74 { |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // CCASmileyUtil::ConstructL |
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79 // ConstructL |
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80 // ----------------------------------------------------------------------------- |
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81 // |
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82 void CCASmileyUtil::ConstructL( MCASkinVariant& aSkinVariant, |
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83 MCAAppUi& aAppUi ) |
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84 { |
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85 iSmileUtil = CCASmileIconUtility::NewL( aSkinVariant, aAppUi ); |
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86 } |
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87 |
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88 // --------------------------------------------------------- |
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89 // CCASmileyUtil::InsertExtensionL |
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90 // (other items were commented in a header). |
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91 // --------------------------------------------------------- |
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92 // |
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93 void CCASmileyUtil::InsertExtensionL( CEikRichTextEditor& aEditor, |
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94 TBool& aCancelled ) |
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95 { |
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96 TPictureHeader picHeader; |
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97 TInt bitmapId( KErrNone ); |
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98 TInt retVal = iSmileUtil->LaunchSmileIconDialogL( bitmapId ); |
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99 if ( retVal ) |
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100 { |
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101 // check if there is room for icon, if not return |
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102 if ( ( aEditor.MaxLength() - aEditor.TextLength() ) < KChatSmileyLength ) |
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103 { |
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104 return; |
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105 } |
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106 |
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107 //we don't own this |
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108 CGulIcon* icon = const_cast<CGulIcon*>( |
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109 iSmileUtil->GetSmileIcon( bitmapId ) ); |
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110 |
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111 //create CCAPicture from selected icon |
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112 CCAPicture* smileIcon = new ( ELeave ) CCAPicture( |
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113 *CCoeEnv::Static()->SystemGc().Device(), |
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114 icon, |
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115 bitmapId ); |
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116 |
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117 picHeader.iPicture = TSwizzle<CPicture>( smileIcon ); |
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118 TInt cursorPos = aEditor.CursorPos(); |
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119 |
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120 // insert smiley to editor |
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121 aEditor.RichText()->InsertL( cursorPos, picHeader ); |
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122 |
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123 // icon is inserted, and it should be converted to text |
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124 // before sending, so it needs extra chars according to smiley string length |
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125 TInt textLimit = aEditor.MaxLength() - |
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126 iSmileUtil->GetSmileString( bitmapId ).Length() + 1; // 1 to take icon |
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127 // length into count |
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128 aEditor.SetTextLimit( textLimit ); |
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129 |
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130 // apply formatting |
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131 TCharFormat charFormat; |
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132 TCharFormatMask charFormatMask; |
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133 charFormat.iFontPresentation.iPictureAlignment = |
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134 TFontPresentation::EAlignCentered; |
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135 charFormatMask.SetAttrib( EAttFontPictureAlignment ); |
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136 aEditor.RichText()->ApplyCharFormatL( charFormat, charFormatMask, 0, |
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137 aEditor.TextLength() ); |
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138 |
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139 if ( &aEditor != iEditor ) |
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140 { |
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141 iEditor = &aEditor; |
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142 iCurrentCount = 1; |
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143 } |
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144 else |
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145 { |
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146 ++iCurrentCount; |
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147 } |
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148 |
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149 aCancelled = EFalse; |
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150 } |
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151 else |
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152 { |
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153 aCancelled = ETrue; |
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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 // CCASmileyUtil::ExtensionToStringL |
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159 // (other items were commented in a header). |
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160 // --------------------------------------------------------- |
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161 // |
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162 void CCASmileyUtil::ExtensionToStringL( CEikRichTextEditor& anEditor, TDes& aDes ) |
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163 { |
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164 RArray<TInt> iconIndArray; |
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165 CleanupClosePushL( iconIndArray ); |
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166 |
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167 CPicture* editorPic; |
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168 TInt i; |
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169 TInt limit( 0 ); |
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170 |
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171 // for loop gets icon positions to array |
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172 TInt length = aDes.Length(); |
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173 for ( i = 0; i < length; ++i ) |
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174 { |
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175 if ( aDes[ i ] == CEditableText::EPictureCharacter ) |
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176 { |
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177 User::LeaveIfError( iconIndArray.Append( i ) ); |
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178 } |
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179 } |
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180 |
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181 // real count of pictures |
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182 TInt count = anEditor.RichText()->PictureCount(); |
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183 TInt indCount = iconIndArray.Count(); |
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184 |
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185 if ( &anEditor != iEditor ) |
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186 { |
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187 Reset(); |
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188 } |
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189 |
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190 // whisper message |
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191 if ( indCount > iCurrentCount ) |
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192 { |
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193 limit = indCount - iCurrentCount; |
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194 } |
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195 |
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196 if ( indCount > 0 ) |
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197 { |
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198 for ( i = count; i > limit; --i ) |
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199 { |
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200 editorPic = anEditor.RichText()->PictureHandleL( |
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201 iconIndArray[ i - 1 ], MLayDoc::EForceLoadTrue ); |
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202 if ( !editorPic ) |
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203 { |
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204 User::Leave( KErrBadHandle ); |
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205 } |
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206 |
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207 CCAPicture* icon = static_cast<CCAPicture*> ( editorPic ); |
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208 |
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209 TInt oldLen = aDes.Length(); |
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210 |
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211 TInt iconIndex = icon->Index(); |
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212 |
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213 if ( iconIndex >= 0 && iconIndex < iSmileUtil->SmileIconCount() ) |
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214 { |
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215 //delete padding char |
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216 aDes.Delete( iconIndArray[ i - 1 ], 1 ); // 1 = one char |
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217 //insert string smiley |
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218 aDes.Insert( iconIndArray[ i - 1 ], |
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219 iSmileUtil->GetSmileString( icon->Index() ) ); |
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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 CleanupStack::PopAndDestroy(); // iconIndArray.Close() |
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225 } |
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226 |
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227 // ----------------------------------------------------------------------------- |
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228 // CCASmileyUtil::ConvertSelectionToExtensionL |
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229 // Convert selection smileys to icons. |
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230 // ----------------------------------------------------------------------------- |
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231 // |
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232 void CCASmileyUtil::ConvertSelectionToExtensionL( CEikRichTextEditor& aEditor ) |
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233 { |
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234 TInt selectAdd( 0 ); |
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235 |
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236 // for loop gets icon positions to array |
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237 TInt start = aEditor.Selection().LowerPos(); |
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238 TInt end = aEditor.Selection().HigherPos(); |
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239 |
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240 // Clear convert array, it has something, but its not correct |
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241 iConvertArray.ResetAndDestroy(); |
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242 |
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243 HBufC* des = HBufC::NewLC( IMUtils::MaxMsgLength() ); |
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244 TPtr desText( des->Des() ); |
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245 |
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246 aEditor.GetText( desText ); |
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247 TInt txtLen = desText.Length(); |
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248 if ( txtLen < end ) |
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249 { |
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250 end = txtLen; |
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251 } |
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252 desText.Delete( end, txtLen - end ); |
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253 desText.Delete( 0, start ); |
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254 |
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255 iSmileUtil->SearchSmilesL( desText, iConvertArray, NULL, start ); |
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256 |
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257 #ifdef _DEBUG |
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258 TPtrC myDebug( aEditor.Text()->Read( 0 ) ); |
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259 CHAT_DP( D_CHAT_LIT( "CCASmileyUtil::ConvertSelectionToExtensionL 3- %S" ), &myDebug ); |
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260 #endif |
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261 |
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262 for ( TInt a( iConvertArray.Count() - 1 ); a >= 0; --a ) |
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263 { |
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264 if ( iConvertArray[ a ]->Position() >= start && iConvertArray[ a ]->Position() < end ) // do we convert or not |
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265 { |
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266 TPictureHeader picHeader; |
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267 // Insert icon in place |
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268 |
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269 //we don't own this |
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270 CGulIcon* icon = const_cast<CGulIcon*>( |
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271 iSmileUtil->GetSmileIcon( iConvertArray[ a ]->Index() ) ); |
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272 |
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273 //create CCAPicture from selected icon |
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274 CCAPicture* smileIcon = new ( ELeave ) CCAPicture( |
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275 *CCoeEnv::Static()->SystemGc().Device(), |
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276 icon, |
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277 iConvertArray[ a ]->Index() ); |
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278 |
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279 picHeader.iPicture = TSwizzle<CPicture>( smileIcon ); |
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280 aEditor.Text()->DeleteL( iConvertArray[ a ]->Position(), iConvertArray[ a ]->SmileyString().Length() ); |
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281 |
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282 #ifdef _DEBUG |
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283 myDebug.Set( aEditor.Text()->Read( 0 ) ); |
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284 CHAT_DP( D_CHAT_LIT( "CCASmileyUtil::ConvertSelectionToExtensionL 3b %S %d" ) |
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285 , &myDebug, iConvertArray[ a ]->Position() ); |
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286 #endif |
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287 |
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288 aEditor.RichText()->InsertL( iConvertArray[ a ]->Position(), picHeader ); |
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289 |
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290 #ifdef _DEBUG |
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291 myDebug.Set( aEditor.Text()->Read( 0 ) ); |
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292 CHAT_DP( D_CHAT_LIT( "CCASmileyUtil::ConvertSelectionToExtensionL 3c %S" ), &myDebug ); |
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293 #endif |
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294 |
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295 selectAdd -= iConvertArray[ a ]->SmileyString().Length() - 1; |
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296 |
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297 // icon is inserted, and it should be converted to text |
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298 // before sending, so it needs extra chars according to smiley string length |
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299 TInt textLimit = |
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300 aEditor.MaxLength() - iConvertArray[ a ]->SmileyString().Length(); |
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301 TInt currentlength = aEditor.Text()->DocumentLength(); |
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302 aEditor.SetTextLimit( Max( textLimit, currentlength ) ); |
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303 |
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304 if ( &aEditor != iEditor ) |
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305 { |
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306 iEditor = &aEditor; |
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307 iCurrentCount = 1; |
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308 } |
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309 else |
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310 { |
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311 ++iCurrentCount; |
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312 } |
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313 } |
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314 } |
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315 |
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316 // Apply formatting |
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317 TInt selectionLen = end + selectAdd - start; |
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318 TCharFormat charFormat; |
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319 TCharFormatMask charFormatMask; |
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320 charFormat.iFontPresentation.iPictureAlignment = |
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321 TFontPresentation::EAlignCentered; |
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322 charFormatMask.SetAttrib( EAttFontPictureAlignment ); |
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323 aEditor.RichText()->ApplyCharFormatL( charFormat, charFormatMask, |
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324 start, selectionLen ); |
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325 |
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326 // Handle changes in editor |
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327 aEditor.TextView()->HandleGlobalChangeL(); |
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328 |
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329 // Set selection to correct after adding images |
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330 aEditor.SetSelectionL( start, end + selectAdd ); |
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331 |
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332 // Clear convert array |
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333 iConvertArray.ResetAndDestroy(); |
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334 |
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335 CleanupStack::PopAndDestroy( des ); |
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336 } |
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337 |
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338 // ----------------------------------------------------------------------------- |
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339 // CCASmileyUtil::ConvertSelectionToExtensionL |
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340 // Convert selection smileys to icons. |
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341 // ----------------------------------------------------------------------------- |
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342 // |
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343 void CCASmileyUtil::ConvertSelectionToExtensionL( CRichText& aRichText, TCursorSelection& aSelection ) |
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344 { |
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345 TInt start( aSelection.LowerPos() ); |
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346 TInt length( aSelection.Length() ); |
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347 |
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348 // Clear convert array and fetch the text |
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349 iConvertArray.ResetAndDestroy(); |
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350 HBufC* text = HBufC::NewMaxLC( aRichText.DocumentLength() ); |
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351 TPtr desText( text->Des() ); |
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352 aRichText.Extract( desText, start, length ); |
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353 |
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354 iSmileUtil->SearchSmilesL( desText, iConvertArray ); |
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355 |
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356 for ( TInt a( iConvertArray.Count() - 1 ); a >= 0; --a ) |
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357 { |
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358 TPictureHeader picHeader; |
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359 // Insert icon in place |
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360 //we don't own this |
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361 CGulIcon* icon = const_cast<CGulIcon*>( |
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362 iSmileUtil->GetSmileIcon( iConvertArray[ a ]->Index() ) ); |
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363 |
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364 //create CCAPicture from selected icon |
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365 CCAPicture* smileIcon = new ( ELeave ) CCAPicture( |
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366 *CCoeEnv::Static()->SystemGc().Device(), |
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367 icon, |
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368 iConvertArray[ a ]->Index() ); |
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369 |
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370 picHeader.iPicture = TSwizzle<CPicture>( smileIcon ); |
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371 aRichText.DeleteL( iConvertArray[ a ]->Position() + start, |
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372 iConvertArray[ a ]->SmileyString().Length() ); |
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373 |
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374 aRichText.InsertL( iConvertArray[ a ]->Position() + start, picHeader ); |
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375 } |
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376 |
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377 // clean up |
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378 iConvertArray.ResetAndDestroy(); |
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379 CleanupStack::PopAndDestroy( text ); |
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380 } |
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381 |
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382 // ----------------------------------------------------------------------------- |
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383 // CCASmileyUtil::ConvertSelectionToStringL |
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384 // Convert selection smileys to strings |
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385 // ----------------------------------------------------------------------------- |
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386 // |
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387 void CCASmileyUtil::ConvertSelectionToStringL( CEikRichTextEditor& aEditor, TBool aPreserve ) |
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388 { |
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389 // Clear convert array |
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390 iConvertArray.ResetAndDestroy(); |
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391 |
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392 HBufC* text = HBufC::NewMaxLC( IMUtils::MaxMsgLength() ); |
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393 TPtr textCopy( text->Des() ); |
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394 aEditor.GetText( textCopy ); |
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395 |
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396 // for loop gets icon positions to array |
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397 TInt start = aEditor.Selection().LowerPos(); |
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398 TInt end = aEditor.Selection().HigherPos(); |
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399 |
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400 TInt i; |
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401 for ( i = start; i < end; ++i ) |
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402 { |
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403 if ( textCopy[ i ] == CEditableText::EPictureCharacter ) |
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404 { |
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405 CCASmileyInformation* smileInfo = CCASmileyInformation::NewL(); |
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406 CleanupStack::PushL( smileInfo ); |
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407 smileInfo->SetPosition( i ); |
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408 smileInfo->SetIcon( ETrue ); |
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409 User::LeaveIfError( iConvertArray.Append( smileInfo ) ); |
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410 CleanupStack::Pop( smileInfo ); |
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411 } |
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412 } |
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413 |
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414 TInt count = iConvertArray.Count(); |
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415 for ( i = count - 1; i >= 0; --i ) |
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416 { |
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417 CPicture* editorPic = aEditor.RichText()->PictureHandleL( |
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418 iConvertArray[ i ]->Position(), MLayDoc::EForceLoadTrue ); |
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419 |
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420 if ( !editorPic ) |
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421 { |
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422 User::Leave( KErrBadHandle ); |
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423 } |
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424 |
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425 CCAPicture* icon = static_cast<CCAPicture*> ( editorPic ); |
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426 |
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427 const TDesC& iconString = iSmileUtil->GetSmileString( icon->Index() ); |
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428 iConvertArray[ i ]->SetSmileyStringL( iconString ); |
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429 iConvertArray[ i ]->SetIndex( icon->Index() ); |
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430 } |
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431 |
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432 textCopy.Delete( end, textCopy.Length() - end ); |
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433 textCopy.Delete( 0, start ); |
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434 iSmileUtil->SearchSmilesL( textCopy, iConvertArray, NULL, start ); |
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435 |
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436 // Change icons to strings |
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437 TPtrC myDebug( aEditor.Text()->Read( 0 ) ); |
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438 CHAT_DP( D_CHAT_LIT( "CCASmileyUtil::ConvertSelectionToStringL %S" ), &myDebug ); |
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439 TInt selectAdd( 0 ); |
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440 count = iConvertArray.Count(); |
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441 for ( i = count - 1; i >= 0; --i ) |
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442 { |
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443 if ( iConvertArray[ i ]->IsIcon() ) // Icon |
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444 { |
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445 TCursorSelection deleteSel( iConvertArray[ i ]->Position(), |
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446 iConvertArray[ i ]->Position() + 1 ); |
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447 |
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448 aEditor.InsertDeleteCharsL( iConvertArray[ i ]->Position(), |
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449 iConvertArray[ i ]->SmileyString(), |
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450 deleteSel ); |
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451 selectAdd += iConvertArray[ i ]->SmileyString().Length() - 1; |
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452 aEditor.SetMaxLength( aEditor.MaxLength() + selectAdd ); |
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453 } |
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454 } |
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455 myDebug.Set( aEditor.Text()->Read( 0 ) ); |
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456 CHAT_DP( D_CHAT_LIT( "CCASmileyUtil::ConvertSelectionToStringL %S" ), &myDebug ); |
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457 |
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458 aEditor.SetSelectionL( start, end + selectAdd ); |
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459 aEditor.TextView()->HandleGlobalChangeL(); |
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460 |
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461 if ( !aPreserve ) |
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462 { |
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463 iConvertArray.ResetAndDestroy(); |
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464 } |
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465 |
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466 CleanupStack::PopAndDestroy( text ); |
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467 } |
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468 |
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469 // --------------------------------------------------------- |
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470 // CCASmileyUtil::DeleteExtensionL |
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471 // (other items were commented in a header). |
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472 // --------------------------------------------------------- |
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473 // |
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474 void CCASmileyUtil::DeleteExtensionL( CEikRichTextEditor& aEditor, TInt aPos ) |
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475 { |
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476 // Set cursor position before deletion. |
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477 // Deletion may cause editor size to change and if |
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478 // cursor pos is not updated before that ETEXT 12 panic |
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479 // is raised. |
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480 aEditor.SetCursorPosL( aPos, EFalse ); |
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481 aEditor.RichText()->DeleteL( aPos, 1 ); |
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482 aEditor.HandleTextChangedL(); |
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483 // Needed to keep alignment of |
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484 // cursor correct. |
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485 aEditor.SetCursorPosL( aPos, EFalse ); |
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486 |
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487 // update editors length, it grows by 2 when icon is deleted |
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488 TInt textLimit = aEditor.MaxLength() + 2; |
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489 aEditor.SetTextLimit( textLimit ); |
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490 |
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491 --iCurrentCount; |
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492 } |
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493 |
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494 // ----------------------------------------------------------------------------- |
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495 // CCASmileyUtil::Reset |
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496 // Reset extension |
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497 // ----------------------------------------------------------------------------- |
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498 // |
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499 void CCASmileyUtil::Reset() |
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500 { |
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501 iCurrentCount = 0; |
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502 } |
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503 |
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504 // ----------------------------------------------------------------------------- |
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505 // CCASmileyUtil::SizeChanged |
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506 // Reset extension |
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507 // ----------------------------------------------------------------------------- |
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508 // |
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509 void CCASmileyUtil::SizeChanged( TSize& aSize ) |
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510 { |
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511 iSmileUtil->ResizeIcons( aSize ); |
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512 } |
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513 |
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514 // ----------------------------------------------------------------------------- |
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515 // CCASmileyUtil::ConvertSelectionToStringL |
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516 // Convert selection smileys to strings |
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517 // ----------------------------------------------------------------------------- |
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518 // |
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519 void CCASmileyUtil::ConvertSelectionToStringL( |
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520 CEikRichTextEditor& aEditor, |
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521 TDes& aResultString, |
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522 TCursorSelection& aSelectionAfterConversion, |
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523 TBool aPreserve ) |
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524 { |
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525 // Clear convert array |
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526 iConvertArray.ResetAndDestroy(); |
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527 |
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528 // Get text from editor |
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529 HBufC* text = HBufC::NewMaxLC( IMUtils::MaxMsgLength() ); |
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530 TPtr textCopy( text->Des() ); |
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531 aEditor.GetText( textCopy ); |
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532 |
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533 // For loop gets icon positions to array |
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534 TInt start = aEditor.Selection().LowerPos(); |
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535 TInt end = aEditor.Selection().HigherPos(); |
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536 |
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537 // Copy text to result string |
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538 aResultString.Append( textCopy ); |
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539 |
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540 TInt i = 0; |
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541 for ( i = start; i < end; ++i ) |
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542 { |
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543 if ( textCopy[i] == CEditableText::EPictureCharacter ) |
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544 { |
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545 CCASmileyInformation* smileInfo = CCASmileyInformation::NewL(); |
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546 CleanupStack::PushL( smileInfo ); |
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547 smileInfo->SetPosition( i ); |
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548 smileInfo->SetIcon( ETrue ); |
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549 User::LeaveIfError( iConvertArray.Append( smileInfo ) ); |
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550 CleanupStack::Pop( smileInfo ); |
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551 } |
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552 } |
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553 |
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554 TInt count = iConvertArray.Count(); |
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555 for ( i = count - 1; i >= 0; --i ) |
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556 { |
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557 CPicture* editorPic = NULL; |
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558 |
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559 editorPic = aEditor.RichText()->PictureHandleL( |
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560 iConvertArray[i]->Position(), MLayDoc::EForceLoadTrue ); |
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561 |
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562 if ( !editorPic ) |
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563 { |
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564 User::Leave( KErrBadHandle ); |
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565 } |
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566 |
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567 CCAPicture* icon = static_cast<CCAPicture*> ( editorPic ); |
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568 |
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569 const TDesC& iconString = iSmileUtil->GetSmileString( icon->Index() ); |
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570 iConvertArray[i]->SetSmileyStringL( iconString ); |
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571 iConvertArray[i]->SetIndex( icon->Index() ); |
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572 } |
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573 |
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574 textCopy.Delete( end, textCopy.Length() - end ); |
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575 textCopy.Delete( 0, start ); |
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576 iSmileUtil->SearchSmilesL( textCopy, iConvertArray, NULL, start ); |
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577 |
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578 // Change icons to strings |
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579 TInt selectAdd = 0; |
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580 count = iConvertArray.Count(); |
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581 for ( i = count - 1; i >= 0; --i ) |
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582 { |
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583 if ( iConvertArray[ i ]->IsIcon() ) // Icon |
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584 { |
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585 // Append smiley string to result |
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586 aResultString.Delete( iConvertArray[i]->Position(), 1 ); |
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587 aResultString.Insert( iConvertArray[i]->Position(), iConvertArray[i]->SmileyString() ); |
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588 selectAdd += iConvertArray[ i ]->SmileyString().Length() - 1; |
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589 } |
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590 } |
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591 |
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592 if ( !aPreserve ) |
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593 { |
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594 iConvertArray.ResetAndDestroy(); |
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595 } |
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596 |
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597 // Set correct selection |
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598 aSelectionAfterConversion.SetSelection( end + selectAdd, start ); |
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599 |
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600 CleanupStack::PopAndDestroy( text ); |
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601 } |
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602 // End of File |