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1 /* |
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2 * Copyright (c) 2005 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: |
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15 * Provides MMS SMIL Slide methods. |
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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 |
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21 // ========== INCLUDE FILES ================================ |
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22 |
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23 #include <e32def.h> |
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24 #include <eikenv.h> |
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25 #include <msvids.h> |
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26 #include <msvstd.h> |
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27 |
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28 #include <MsgMedia.hrh> |
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29 #include <MsgMediaInfo.h> |
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30 |
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31 #include "UniModelConst.h" |
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32 #include "UniObject.h" |
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33 #include "UniSmilSlide.h" |
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34 |
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35 // ========== LOCAL CONSTANTS AND MACROS =================== |
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36 |
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37 const TUint KMaxObjectPerSlide( 3 ); |
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38 |
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39 // ========== MEMBER FUNCTIONS ============================= |
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40 |
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41 CUniSmilSlide* CUniSmilSlide::NewLC( TUniLayout aLayout ) |
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42 { |
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43 CUniSmilSlide* self = new ( ELeave ) CUniSmilSlide( aLayout ); |
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44 |
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45 CleanupStack::PushL( self ); |
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46 self->ConstructL(); |
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47 |
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48 return self; |
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49 } |
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50 |
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51 // --------------------------------------------------------- |
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52 // CUniSmilSlide::NewL |
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53 // |
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54 // Factory method. |
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55 // --------------------------------------------------------- |
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56 // |
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57 CUniSmilSlide* CUniSmilSlide::NewL( TUniLayout aLayout ) |
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58 { |
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59 CUniSmilSlide* self = NewLC( aLayout ); |
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60 CleanupStack::Pop( self ); |
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61 return self; |
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62 } |
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63 |
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64 |
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65 // --------------------------------------------------------- |
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66 // CUniSmilSlide::CUniSmilSlide |
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67 // |
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68 // Constructor. |
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69 // --------------------------------------------------------- |
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70 // |
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71 CUniSmilSlide::CUniSmilSlide( TUniLayout aLayout ) : |
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72 iLayout( aLayout ) |
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73 { |
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74 } |
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75 |
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76 // --------------------------------------------------------- |
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77 // CUniSmilSlide::CUniSmilSlide |
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78 // |
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79 // Destructor. |
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80 // --------------------------------------------------------- |
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81 // |
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82 CUniSmilSlide::~CUniSmilSlide() |
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83 { |
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84 //Objects not owned by slide!! |
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85 //->ResetAndDestroy() not called. |
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86 delete iObjectArray; |
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87 } |
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88 |
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89 |
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90 // --------------------------------------------------------- |
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91 // CUniSmilSlide::AddObjectL |
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92 // |
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93 // Object should be valid for addition at this point ie |
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94 // should be checked that it can be added to slide. |
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95 // Takes ownership of the aObject. |
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96 // --------------------------------------------------------- |
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97 // |
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98 void CUniSmilSlide::AddObjectL( CUniObject* aObject ) |
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99 { |
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100 TUniRegion region = EUniRegionUnresolved; |
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101 switch ( aObject->MediaType() ) |
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102 { |
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103 case EMsgMediaText: |
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104 case EMsgMediaXhtml: |
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105 { |
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106 region = EUniRegionText; |
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107 } |
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108 break; |
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109 case EMsgMediaAudio: |
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110 { |
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111 region = EUniRegionAudio; |
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112 } |
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113 break; |
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114 #ifdef RD_SVGT_IN_MESSAGING |
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115 case EMsgMediaSvg: |
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116 #endif |
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117 case EMsgMediaImage: |
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118 case EMsgMediaVideo: |
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119 { |
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120 region = EUniRegionImage; |
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121 } |
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122 break; |
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123 default: |
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124 { |
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125 User::Leave( KErrNotSupported ); |
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126 } |
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127 } |
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128 AddObjectL( aObject, region ); |
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129 } |
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130 |
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131 |
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132 // --------------------------------------------------------- |
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133 // CUniSmilSlide::AddObjectL |
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134 // |
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135 // Object should be valid for addition at this point ie |
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136 // should be checked that it can be added to slide. |
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137 // Takes ownership of the aObject. |
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138 // --------------------------------------------------------- |
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139 // |
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140 void CUniSmilSlide::AddObjectL( CUniObject* aObject, TUniRegion aRegion ) |
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141 { |
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142 for ( TInt i = 0; i < iObjectArray->Count(); ++i) |
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143 { |
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144 if ( iObjectArray->At( i )->Region() == aRegion ) |
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145 { |
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146 User::Leave( KErrAlreadyExists ); |
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147 } |
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148 } |
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149 aObject->SetReferenceCount( aObject->ReferenceCount() + 1 ); |
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150 aObject->SetRegion( aRegion ); |
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151 if ( aRegion == EUniRegionAudio ) |
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152 { |
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153 //always put audio region last... |
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154 iObjectArray->AppendL( aObject ); |
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155 } |
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156 else |
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157 { |
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158 //...and other regions first... |
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159 iObjectArray->InsertL( 0, aObject ); |
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160 //...and update layout when needed |
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161 UpdateLayoutL(); // does not leave, really. |
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162 } |
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163 } |
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164 |
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165 |
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166 // --------------------------------------------------------- |
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167 // CUniSmilSlide::RemoveObject |
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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 void CUniSmilSlide::RemoveObject( CUniObject* aObject ) |
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173 { |
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174 TInt index( -1 ); // Initialize to impossible index. |
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175 |
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176 for ( TInt i = 0; i < iObjectArray->Count(); ++i ) |
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177 { |
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178 if ( iObjectArray->At( i ) == aObject ) |
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179 { |
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180 index = i; |
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181 } |
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182 } |
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183 if ( index != -1 ) |
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184 { |
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185 // Found |
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186 iObjectArray->Delete( index ); |
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187 aObject->SetReferenceCount( aObject->ReferenceCount() - 1 ); |
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188 } |
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189 } |
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190 |
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191 // --------------------------------------------------------- |
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192 // CUniSmilSlide::GetObject |
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193 // |
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194 // Accessor. |
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195 // --------------------------------------------------------- |
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196 // |
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197 CUniObject* CUniSmilSlide::GetObject( TUniRegion aRegion ) const |
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198 { |
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199 TInt cnt = iObjectArray->Count(); |
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200 |
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201 for ( TInt i = 0; i < cnt; ++i ) |
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202 { |
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203 if ( iObjectArray->At( i )->Region() == aRegion ) |
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204 { |
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205 return iObjectArray->At( i ); |
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206 } |
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207 } |
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208 return NULL; |
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209 } |
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210 |
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211 // --------------------------------------------------------- |
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212 // CUniSmilSlide::GetObject |
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213 // |
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214 // Accessor. |
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215 // --------------------------------------------------------- |
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216 // |
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217 CUniObject* CUniSmilSlide::GetObjectByIndex( TInt aObjNum ) const |
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218 { |
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219 if ( aObjNum >= 0 && |
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220 aObjNum < iObjectArray->Count() ) |
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221 { |
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222 return iObjectArray->At( aObjNum ); |
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223 } |
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224 return NULL; |
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225 } |
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226 |
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227 // --------------------------------------------------------- |
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228 // CUniSmilSlide::IsObject |
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229 // |
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230 // |
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231 // --------------------------------------------------------- |
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232 // |
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233 TBool CUniSmilSlide::IsObject( CUniObject* aObject ) const |
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234 { |
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235 TInt cnt = iObjectArray->Count(); |
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236 |
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237 for ( TInt i = 0; i < cnt; ++i ) |
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238 { |
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239 if ( iObjectArray->At( i ) == aObject ) |
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240 { |
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241 return ETrue; |
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242 } |
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243 } |
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244 return EFalse; |
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245 } |
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246 |
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247 // --------------------------------------------------------- |
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248 // CUniSmilSlide::ObjectCount |
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249 // |
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250 // Accessor |
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251 // --------------------------------------------------------- |
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252 // |
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253 TInt CUniSmilSlide::ObjectCount() const |
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254 { |
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255 return iObjectArray->Count(); |
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256 } |
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257 |
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258 |
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259 // --------------------------------------------------------- |
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260 // CUniSmilSlide::UpdateLayoutL |
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261 // |
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262 // |
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263 // --------------------------------------------------------- |
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264 // |
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265 void CUniSmilSlide::UpdateLayoutL( TUniLayout aNewLayout ) |
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266 { |
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267 // Only need to do something if slide has text & image. |
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268 // If only other or neither -> do nothing. |
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269 iLayout = aNewLayout; |
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270 UpdateLayoutL(); |
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271 } |
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272 |
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273 // --------------------------------------------------------- |
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274 // CUniSmilSlide::UpdateLayoutL |
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275 // |
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276 // |
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277 // --------------------------------------------------------- |
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278 // |
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279 void CUniSmilSlide::UpdateLayoutL() |
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280 { |
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281 if ( iLayout == EUniImageFirst || |
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282 iLayout == EUniTextFirst ) |
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283 { |
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284 CUniObject* image = GetObject( EUniRegionImage ); |
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285 CUniObject* text = GetObject( EUniRegionText ); |
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286 if ( image && text ) |
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287 { |
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288 TInt imageRef = image->ReferenceCount(); |
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289 TInt textRef = text->ReferenceCount(); |
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290 RemoveObject( image ); |
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291 RemoveObject( text ); |
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292 if ( iLayout == EUniImageFirst ) |
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293 { |
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294 iObjectArray->InsertL( 0, text ); |
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295 iObjectArray->InsertL( 0, image ); |
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296 } |
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297 else |
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298 { |
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299 iObjectArray->InsertL( 0, image ); |
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300 iObjectArray->InsertL( 0, text ); |
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301 } |
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302 image->SetReferenceCount( imageRef ); |
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303 text->SetReferenceCount( textRef ); |
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304 } |
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305 } |
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306 } |
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307 |
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308 // --------------------------------------------------------- |
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309 // CUniSmilSlide::ConstructL |
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310 // |
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311 // 2nd phase Constructor. |
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312 // --------------------------------------------------------- |
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313 // |
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314 void CUniSmilSlide::ConstructL() |
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315 { |
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316 iObjectArray = new ( ELeave ) CSmilObjectArray( KMaxObjectPerSlide ); |
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317 } |
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318 |
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319 // End of file |