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1 /* |
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2 * Copyright (c) 2008 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: smiely engine class |
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15 * |
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16 */ |
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17 |
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18 #include "smileymanager.h" |
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19 #include "smileyiconrecord.h" |
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20 #include "smileyimagedata.h" |
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21 |
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22 // ======== MEMBER FUNCTIONS ======== |
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23 // --------------------------------------------------------------------------- |
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24 // CSmileyIcon::CSmileyIcon |
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25 // --------------------------------------------------------------------------- |
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26 // |
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27 CSmileyIcon::CSmileyIcon( TText aCode ) : iCode( aCode ) |
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28 { |
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29 } |
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30 |
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31 // --------------------------------------------------------------------------- |
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32 // CSmileyIcon::~CSmileyIcon |
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33 // --------------------------------------------------------------------------- |
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34 // |
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35 CSmileyIcon::~CSmileyIcon() |
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36 { |
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37 if ( iImage ) |
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38 { |
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39 iImage->RemoveFromRefArray( this ); |
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40 } |
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41 } |
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42 |
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43 // --------------------------------------------------------------------------- |
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44 // CSmileyIcon::SetSmileyString |
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45 // --------------------------------------------------------------------------- |
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46 // |
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47 void CSmileyIcon::SetSmileyString( const TDesC& aString ) |
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48 { |
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49 TInt strLength( aString.Length() ); |
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50 if ( strLength > CSmileyManager::KMaxLength ) |
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51 { |
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52 strLength = CSmileyManager::KMaxLength; |
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53 } |
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54 iStr.Copy( aString.Mid( 0, strLength ) ); |
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55 }; |
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56 |
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57 // ======== MEMBER FUNCTIONS ======== |
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58 // --------------------------------------------------------------------------- |
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59 // CSmileyIconRecord::CSmileyIconRecord |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 CSmileyIconRecord::CSmileyIconRecord() |
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63 { |
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64 } |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // CSmileyIconRecord::~CSmileyIconRecord |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 CSmileyIconRecord::~CSmileyIconRecord() |
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71 { |
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72 iIconArray.ResetAndDestroy(); |
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73 iIconArray.Close(); |
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74 } |
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75 |
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76 // --------------------------------------------------------------------------- |
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77 // CSmileyIconRecord::InsertIcon |
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78 // --------------------------------------------------------------------------- |
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79 // |
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80 void CSmileyIconRecord::InsertIconL( CSmileyIcon* aIcon ) |
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81 { |
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82 if ( !aIcon ) |
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83 { |
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84 return; |
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85 } |
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86 TInt index( 0 ); |
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87 for ( ; index < iIconArray.Count(); index++ ) |
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88 { |
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89 if ( iIconArray[index]->DocPos() >= aIcon->DocPos() ) |
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90 { |
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91 break; |
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92 } |
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93 } |
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94 InsertIconAtL( aIcon, index ); |
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95 } |
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96 |
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97 // --------------------------------------------------------------------------- |
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98 // CSmileyIconRecord::HandleTextDelete |
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99 // --------------------------------------------------------------------------- |
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100 // |
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101 void CSmileyIconRecord::HandleTextDelete( TInt aStart, TInt aLength ) |
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102 { |
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103 DeleteIconsIn( aStart, aLength ); |
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104 TInt index( FirstIndexAfter( aStart ) ); |
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105 for ( ; index != KErrNotFound && index < iIconArray.Count(); index++ ) |
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106 { |
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107 TInt newPos( iIconArray[index]->DocPos() - aLength ); |
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108 iIconArray[index]->SetDocPos( newPos ); |
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109 } |
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110 } |
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111 |
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112 // --------------------------------------------------------------------------- |
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113 // CSmileyIconRecord::HandleTextDelete |
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114 // --------------------------------------------------------------------------- |
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115 // |
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116 void CSmileyIconRecord::HandleTextInsert( TInt aStart, TInt aLength ) |
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117 { |
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118 TInt index( FirstIndexAfter( aStart ) ); |
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119 for ( ; index != KErrNotFound && index < iIconArray.Count(); index++ ) |
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120 { |
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121 TInt newPos( iIconArray[index]->DocPos() + aLength ); |
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122 iIconArray[index]->SetDocPos( newPos ); |
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123 } |
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124 } |
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125 |
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126 // --------------------------------------------------------------------------- |
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127 // CSmileyIconRecord::SmileyRange |
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128 // --------------------------------------------------------------------------- |
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129 // |
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130 CSmileyIcon* CSmileyIconRecord::SmileyIconAtPos( TInt aDocPos ) |
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131 { |
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132 TInt count( iIconArray.Count() ); |
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133 for ( TInt i( 0 ); i < iIconArray.Count(); i++ ) |
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134 { |
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135 CSmileyIcon* icon( iIconArray[i] ); |
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136 if ( iIconArray[i]->DocPos() <= aDocPos && |
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137 iIconArray[i]->DocPos() + iIconArray[i]->SmileyLength() > aDocPos ) |
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138 { |
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139 return iIconArray[i]; |
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140 } |
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141 } |
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142 return NULL; |
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143 } |
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144 |
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145 // --------------------------------------------------------------------------- |
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146 // CSmileyIconRecord::SmileyRange |
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147 // --------------------------------------------------------------------------- |
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148 // |
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149 void CSmileyIconRecord::CancelSelection() |
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150 { |
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151 for ( TInt i( 0 ); i < iIconArray.Count(); i++ ) |
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152 { |
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153 iIconArray[i]->EnableHighlight( EFalse ); |
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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 // CSmileyIconRecord::SmileyRange |
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159 // --------------------------------------------------------------------------- |
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160 // |
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161 void CSmileyIconRecord::SetSelection( TInt aStart, TInt aLength ) |
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162 { |
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163 TInt firstIndex( FirstIndexIn( aStart, aLength ) ); |
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164 TInt lastIndex( LastIndexIn( aStart, aLength, firstIndex ) ); |
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165 for ( TInt i( firstIndex ); i != KErrNotFound && i <= lastIndex; i++ ) |
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166 { |
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167 iIconArray[i]->EnableHighlight( ETrue ); |
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168 } |
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169 } |
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170 |
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171 // --------------------------------------------------------------------------- |
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172 // CSmileyIconRecord::HasSmileyIcon |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 TBool CSmileyIconRecord::HasSmileyIcon() |
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176 { |
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177 return ( iIconArray.Count() > 0 ); |
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178 } |
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179 |
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180 //-------------------Private member function---------------------------------- |
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181 // --------------------------------------------------------------------------- |
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182 // CSmileyIconRecord::InsertIconAtL |
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183 // --------------------------------------------------------------------------- |
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184 // |
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185 void CSmileyIconRecord::InsertIconAtL( CSmileyIcon* aIcon, TInt aIndex ) |
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186 { |
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187 TInt index( aIndex < 0 ? 0 : aIndex ); |
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188 if ( index >= iIconArray.Count() ) |
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189 { |
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190 iIconArray.AppendL( aIcon ); |
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191 } |
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192 else |
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193 { |
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194 iIconArray.InsertL( aIcon, index ); |
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195 } |
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196 } |
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197 |
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198 // --------------------------------------------------------------------------- |
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199 // CSmileyIconRecord::DeleteIconsIn |
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200 // --------------------------------------------------------------------------- |
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201 // |
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202 void CSmileyIconRecord::DeleteIconsIn( TInt aStart, TInt aLength ) |
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203 { |
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204 TInt startIndex( FirstIndexIn( aStart, aLength ) ); |
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205 TInt endIndex( LastIndexIn( aStart, aLength, startIndex ) ); |
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206 TInt count( endIndex - startIndex ); |
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207 for ( TInt i( 0 ); startIndex != KErrNotFound && i <= count; i++ ) |
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208 { |
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209 CSmileyIcon* icon( iIconArray[startIndex] ); |
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210 iIconArray.Remove( startIndex ); |
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211 delete icon; |
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212 } |
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213 } |
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214 |
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215 // --------------------------------------------------------------------------- |
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216 // CSmileyIconRecord::InsertIconAtL |
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217 // --------------------------------------------------------------------------- |
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218 // |
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219 TInt CSmileyIconRecord::FirstIndexAfter( TInt aDocPos, TInt aSearchStart ) |
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220 { |
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221 TInt i = ( aSearchStart < 0 || aSearchStart >= iIconArray.Count() ? 0 : |
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222 aSearchStart ); |
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223 for ( ; i < iIconArray.Count(); i++ ) |
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224 { |
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225 if ( iIconArray[i]->DocPos() >= aDocPos ) |
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226 { |
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227 return i; |
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228 } |
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229 } |
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230 return KErrNotFound; |
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231 } |
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232 |
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233 // --------------------------------------------------------------------------- |
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234 // CSmileyIconRecord::InsertIconAtL |
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235 // --------------------------------------------------------------------------- |
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236 // |
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237 TInt CSmileyIconRecord::FirstIndexIn( TInt aStart, TInt aLength ) |
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238 { |
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239 for ( TInt i( 0 ); i < iIconArray.Count(); i++ ) |
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240 { |
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241 if ( iIconArray[i]->DocPos() < aStart + aLength && |
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242 iIconArray[i]->EndPos() > aStart ) |
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243 { |
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244 return i; |
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245 } |
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246 } |
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247 return KErrNotFound; |
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248 } |
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249 |
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250 // --------------------------------------------------------------------------- |
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251 // CSmileyIconRecord::InsertIconAtL |
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252 // --------------------------------------------------------------------------- |
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253 // |
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254 TInt CSmileyIconRecord::LastIndexIn( TInt aStart, TInt aLength, |
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255 TInt aFirstIndex ) |
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256 { |
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257 TInt index( FirstIndexAfter( aStart + aLength, aFirstIndex ) ); |
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258 if ( index == KErrNotFound ) |
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259 { |
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260 return iIconArray.Count() > 0 ? iIconArray.Count() - 1 : index; |
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261 } |
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262 if ( index > 0 ) |
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263 { |
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264 return index - 1; |
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265 } |
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266 return aFirstIndex; |
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267 } |
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268 |
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269 |
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270 |