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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 * CUniSmilModel, Storage for Smil presentation data. |
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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 #ifndef __UNISMILMODEL_H |
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22 #define __UNISMILMODEL_H |
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23 |
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24 // INCLUDES |
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25 #include <cmsvattachment.h> |
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26 |
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27 #include <UniModelConst.h> |
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28 #include <UniObjectList.h> |
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29 #include <UniSmilUtils.h> |
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30 |
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31 // CONSTANTS |
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32 |
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33 // MACROS |
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34 |
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35 // FORWARD DECLARATIONS |
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36 |
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37 class RResourceFile; |
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38 |
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39 class CBaseMtm; |
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40 class CUniSmilSlide; |
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41 class CSmilPresentation; |
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42 class TDataType; |
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43 class CMsvEntrySelection; |
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44 class CUniDataUtils; |
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45 class CUniObject; |
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46 class CUniTextObject; |
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47 class CEikRichTextEditor; |
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48 |
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49 class CMDXMLNode; |
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50 class CMDXMLElement; |
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51 class CUniSmilParams; |
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52 |
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53 // DATA TYPES |
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54 |
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55 typedef CArrayPtrFlat<CUniSmilSlide> CSmilSlideArray; |
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56 |
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57 // FUNCTION PROTOTYPES |
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58 |
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59 // CLASS DECLARATION |
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60 |
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61 /** |
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62 * CUniSmilModel - Representation of SMIL presentation data. |
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63 * Hides SMIL syntax from client. |
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64 * |
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65 * @lib UniDataModel.lib |
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66 * @since 3.1 |
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67 */ |
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68 class CUniSmilModel : public CBase |
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69 { |
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70 public: // New methods |
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71 |
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72 /** |
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73 * NewLC |
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74 * Factory method that creates this object. |
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75 * |
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76 * @since 3.1 |
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77 * @param aFs IN reference to file session |
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78 * @param aMtm IN reference to client mtm |
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79 * @param aData IN reference to MsgData object |
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80 * @param aObjectList IN reference to object list |
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81 * @return Pointer to instance in cleanup stack |
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82 */ |
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83 IMPORT_C static CUniSmilModel* NewLC( |
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84 RFs& aFs, |
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85 CBaseMtm& aMtm, |
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86 CUniDataUtils& aData, |
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87 CUniObjectList& aObjectList ); |
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88 |
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89 /** |
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90 * NewL |
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91 * Factory method that creates this object. |
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92 * |
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93 * @since 3.1 |
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94 * @param aFs IN reference to file session |
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95 * @param aMtm IN reference to client mtm |
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96 * @param aData IN reference to MsgData object |
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97 * @param aObjectList IN reference to object list |
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98 * @return Pointer to instance |
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99 */ |
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100 IMPORT_C static CUniSmilModel* NewL( |
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101 RFs& aFs, |
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102 CBaseMtm& aMtm, |
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103 CUniDataUtils& aData, |
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104 CUniObjectList& aObjectList ); |
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105 |
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106 /** |
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107 * Destructor |
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108 * |
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109 * @since 3.1 |
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110 */ |
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111 virtual ~CUniSmilModel(); |
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112 |
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113 /** |
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114 * ParseL |
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115 * Creates presentation from either from DOM (if set) or |
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116 * from object list (no SMIL used). |
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117 * Set various flags according to parse results. |
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118 * |
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119 * This function should only leave if model cannot be made |
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120 * because some basic Symbian OS error for example OOM. |
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121 * This never leaves if there is some kind of mitchmatch between |
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122 * presentation and actual message ie smil refers to object |
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123 * that does not exist. This kind of leaves are TRAPPED here |
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124 * and if they are not the leave should be considered as an |
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125 * implementation bug in this function. |
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126 * |
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127 * @since 3.1 |
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128 * @return Parse result flags |
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129 */ |
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130 IMPORT_C TInt ParseL( CMDXMLDocument* aDom ); |
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131 |
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132 /** |
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133 * SetScreenSize |
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134 * Sets size of physical dislplay in pixels |
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135 * |
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136 * @since 3.1 |
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137 * @param aScreenSize IN screen size in pixels |
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138 */ |
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139 inline void SetScreenSize( const TSize& aScreenSize ); |
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140 |
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141 /* |
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142 * AddSlideL |
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143 * Adds slide to model. If aSlideNum is -1 or greater than |
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144 * current max -> appends. Otherwise adds to given pos. |
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145 * Zero means first. |
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146 * |
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147 * @since 3.1 |
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148 * @param aSlideNum IN insert position |
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149 */ |
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150 IMPORT_C void AddSlideL( TInt aSlideNum = -1 ); |
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151 |
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152 /** |
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153 * RemoveSlide |
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154 * Removes slide. Slide must be empty! |
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155 * |
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156 * @since 3.1 |
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157 * @param aSlideNum IN position of slide to be removed |
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158 */ |
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159 IMPORT_C void RemoveSlide( TInt aSlideNum ); |
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160 |
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161 /** |
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162 * MoveSlideL |
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163 * Moves slide. |
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164 * |
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165 * @since 3.1 |
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166 * @param aSlideToMove IN the original position of slide to be moved |
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167 * @param aPlaceToMove IN place where slide is moved to |
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168 */ |
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169 IMPORT_C void MoveSlideL( TInt aSlideToMove, TInt aPlaceToMove ); |
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170 |
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171 /** |
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172 * SortSlidesL |
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173 * Sorts slides accoring to a separate comparison function |
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174 * called SortSlidesCompare(). |
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175 * Insertion sort algorithm. |
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176 * |
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177 * Notice! Intended to be used with SendAs when there |
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178 * are multiple slides - each slide containing only |
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179 * one object. (Sorts slides accoring to first object in |
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180 * the slide.) |
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181 * |
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182 * @since 3.1 |
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183 */ |
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184 IMPORT_C void SortSlidesL(); |
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185 |
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186 /* |
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187 * IsSlide |
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188 * Check if model contains given slide |
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189 * |
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190 * @since 3.1 |
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191 * @param aSlideNum IN slide to check |
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192 * @return ETrue, if slide exists, |
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193 * EFalse, otherwise |
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194 */ |
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195 IMPORT_C TBool IsSlide( TInt aSlideNum ) const; |
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196 |
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197 /** |
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198 * Adds text buffer to model. |
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199 * |
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200 * @since 3.1 |
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201 * @param aSlideNum IN slide number where text is added |
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202 * @param aText IN text buffer to be added |
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203 * @return Pointer to the added text object |
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204 * Ownership NOT transferred. |
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205 */ |
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206 IMPORT_C CUniTextObject* AddTextObjectL( |
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207 TInt aSlideNum, |
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208 CEikRichTextEditor* aText ); |
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209 |
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210 /** |
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211 * AddObjectL |
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212 * Adds an object into msg store and smil slide |
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213 * |
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214 * @since 3.1 |
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215 * @param aSlideNum IN slide number where text is added |
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216 * @param aPathToObject IN file to be added |
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217 * @return Pointer to the added object |
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218 * Ownership NOT transferred. |
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219 */ |
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220 IMPORT_C CUniObject* AddObjectL( |
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221 MUniObjectSaveObserver& aObserver, |
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222 TInt aSlideNum, |
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223 CMsgMediaInfo* aMedia ); |
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224 |
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225 /** |
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226 * AddStoredObjectL |
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227 * Adds an object that is already in msg store to smil slide |
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228 * |
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229 * @since 3.1 |
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230 * @param aSlideNum IN slide number where text is added |
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231 * @param aAttachmentId IN file to be added |
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232 * @param aMedia IN media info - ownership transferred to MsgObject |
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233 * @return Pointer to the added object |
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234 * Ownership NOT transferred. |
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235 */ |
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236 IMPORT_C CUniObject* AddStoredObjectL( |
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237 TInt aSlideNum, |
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238 TMsvAttachmentId aAttachmentId, |
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239 CMsgMediaInfo* aMedia ); |
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240 |
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241 /** |
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242 * RemoveObjectL |
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243 * Deletes an object of certain type from a slide and msg store |
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244 * if needed (last reference to the object removed). |
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245 * |
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246 * @since 3.1 |
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247 * @param aSlideNum IN slide number where text is added |
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248 * @param aObject IN the object to be removed |
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249 * @param aLeaveToStore IN Do not remove attachment from store |
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250 * USE ONLY AS SECOND ATTEMPT IF REMOVING NORMALLY FAILS |
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251 */ |
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252 IMPORT_C void RemoveObjectL( |
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253 TInt aSlideNum, |
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254 CUniObject* aObject, |
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255 TBool aLeaveToStore = EFalse); |
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256 |
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257 /** |
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258 * RemoveObjectByIndexL |
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259 * Deletes the N'th object of from a slide and msg store if |
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260 * needed (last reference to the object removed). |
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261 * |
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262 * @since 3.1 |
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263 * @param aSlideNum IN slide number |
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264 * @param aObjectNum IN number of the object to be removed |
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265 */ |
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266 IMPORT_C void RemoveObjectByIndexL( |
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267 TInt aSlideNum, |
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268 TInt aObjectNum ); |
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269 |
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270 /** |
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271 * GetObjectByIndex |
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272 * Gets object by it's layout position in slide. |
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273 * E.g. object number "0" is the first in layout. |
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274 * |
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275 * @since 3.1 |
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276 * @param aSlideNum IN slide number |
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277 * @param aObjectNum IN number of the object |
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278 * @return Pointer to the object, |
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279 * NULL if not found |
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280 */ |
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281 IMPORT_C CUniObject* GetObjectByIndex( |
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282 TInt aSlideNum, |
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283 TInt aObjectNum ) const; |
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284 |
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285 /** |
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286 * GetObject |
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287 * Gets object of certain type from a slide |
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288 * |
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289 * @since 3.1 |
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290 * @param aSlideNum IN slide number |
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291 * @param aObjectType IN type of the object |
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292 * @return Pointer to the object, |
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293 * NULL if not found |
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294 */ |
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295 IMPORT_C CUniObject* GetObject( |
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296 TInt aSlideNum, |
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297 TUniRegion aRegion ) const; |
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298 |
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299 /** |
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300 * IsObject |
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301 * Checks if given slide has object of certain type. |
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302 * |
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303 * @since 3.1 |
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304 * @param aSlideNum IN slide number |
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305 * @param aObjectType IN type of the object |
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306 * @param aNum IN the ordinal number of the object |
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307 * @return ETrue, slide has object of asked type, |
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308 * EFalse, otherwise. |
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309 */ |
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310 //TBool IsObject( |
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311 // TInt aSlideNum, |
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312 // TMsgMediaType aObjType ) const; |
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313 |
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314 /** |
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315 * SlideCount |
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316 * Count of slides in SMIL presentation. |
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317 * |
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318 * @since 3.1 |
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319 * @return Number of slides |
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320 */ |
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321 inline TInt SlideCount() const; |
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322 |
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323 /** |
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324 * ObjectCount |
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325 * Count of media objects in SMIL presentation. |
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326 * NOTE: Smil attachment is _not_ counted as object. |
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327 * |
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328 * @since 3.1 |
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329 * @return Number of objects |
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330 */ |
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331 IMPORT_C TInt ObjectCount() const; |
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332 |
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333 /** |
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334 * SlideObjectCount |
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335 * Count of media objects in given slide |
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336 * |
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337 * @since 3.1 |
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338 * @param aSlideNum IN slide number |
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339 * @return Number of objects on the slide |
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340 */ |
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341 IMPORT_C TInt SlideObjectCount( TInt aSlideNum ) const; |
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342 |
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343 /** |
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344 * Layout |
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345 * Accessor. Queries current layout. Layout is same for all slides. |
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346 * |
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347 * @since 3.1 |
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348 * @return Layout |
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349 */ |
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350 inline TUniLayout Layout() const; |
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351 |
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352 /** |
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353 * SetLayoutL |
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354 * Mutator. All slides have same layout. |
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355 * NOTE: This should only be called from editor objectsview |
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356 * ChangeOrder command. Layout is automatically determined |
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357 * at parse time. |
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358 * |
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359 * @since 3.1 |
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360 * @param aLayout IN new layout to be set |
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361 */ |
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362 IMPORT_C void SetLayoutL( TUniLayout aNewLayout ); |
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363 |
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364 /** |
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365 * Returns the (estimate) total size of SMIL. |
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366 * |
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367 * @since 3.1 |
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368 * @return Total size in bytes |
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369 */ |
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370 IMPORT_C TInt SmilComposeSize(); |
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371 |
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372 /** |
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373 * SmilComposeSize |
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374 * Returns the (estimate) size of SMIL from beginning to the |
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375 * object given as parameter. |
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376 * |
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377 * @since 3.1 |
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378 * @param aToSlideNum IN calculate till this slide |
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379 * (From "1" to "SlideCount") |
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380 * @param aToObjectNum IN calculate till this object |
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381 * (From "1" to "SlideObjectCount") |
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382 * @return Size in bytes |
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383 */ |
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384 IMPORT_C TInt SmilComposeSize( |
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385 TInt aToSlideNum, |
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386 TInt aToObjectNum ); |
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387 |
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388 /** |
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389 * RemoveEmptySlides |
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390 * Removes empty all slides from the presentation |
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391 * |
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392 * @since 3.1 |
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393 */ |
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394 IMPORT_C void RemoveEmptySlides(); |
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395 |
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396 /** |
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397 * ComposeL |
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398 * Composes new SMIL from current model content. SMIL is created as |
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399 * an attachment to message. |
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400 * Old SMIL should be deleted before calling this. |
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401 * |
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402 * @since 3.1 |
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403 * return Pointer to new DOM |
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404 */ |
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405 IMPORT_C CMDXMLDocument* ComposeL(); |
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406 |
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407 /** |
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408 * ChangeLayoutL |
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409 * Changes layout of SMIL to match Series 60 created SMIL |
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410 * |
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411 * @since 3.1 |
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412 * @param aDom SMIL DOM to be changed |
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413 * @return ETrue if layout could be changed |
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414 * EFalse if layout couldn't be changed (e.g. missing head or root-region) |
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415 */ |
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416 IMPORT_C TBool ChangeLayoutL( CMDXMLDocument* aDom ); |
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417 |
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418 /** |
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419 * CorrectTimingL |
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420 * Correct timing of media objects on SMIL if it is invalid. |
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421 * |
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422 * @since 3.1 |
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423 * @param aDom SMIL DOM |
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424 * @return ETrue if timing is valid. |
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425 * EFalse if timing couldn't be corrected (e.g. missing body) |
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426 */ |
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427 IMPORT_C TBool CorrectTimingL( CMDXMLDocument* aDom ); |
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428 |
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429 /** |
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430 * Determines if given media type can be added to the SMIL model. |
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431 * |
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432 * @since 3.1 |
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433 * @param aMediaType Tested media type |
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434 * @return ETrue if media type can be added to the SMIL model. |
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435 * EFalse if media type cannot be added |
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436 */ |
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437 IMPORT_C TBool IsSupportedMediaType( TMsgMediaType aMediaType ) const; |
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438 |
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439 /** |
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440 * Maximum number of slide in MMS message. |
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441 * |
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442 * @return 0 or less if not specified. Otherwise maximum slide limit. |
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443 */ |
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444 inline TInt MaxSlideCount() const; |
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445 |
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446 /** |
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447 * Sets maximum slide limit. |
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448 * |
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449 * @param aSlideCount Maximum slide count. |
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450 */ |
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451 inline void SetMaxSlideCount( TInt aSlideCount ); |
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452 |
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453 /** |
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454 * Returns whether maximum slide count has been reached. |
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455 * |
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456 * @return ETrue if maximum slide count is set and has been reached. |
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457 * EFalse otherwise. |
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458 */ |
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459 inline TBool MaxSlideCountReached() const; |
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460 |
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461 private: |
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462 |
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463 /** |
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464 * Constructor. |
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465 * |
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466 * @since 3.1 |
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467 * @param aFs IN reference to file session |
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468 * @param aMtm IN reference to client mtm |
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469 * @param aData IN reference to MsgData object |
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470 * @param aObjectList IN reference to object list |
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471 */ |
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472 CUniSmilModel( |
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473 RFs& aFs, |
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474 CBaseMtm& aMtm, |
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475 CUniDataUtils& aData, |
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476 CUniObjectList& aObjectList ); |
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477 |
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478 /** |
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479 * 2nd phase constructor. |
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480 * |
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481 * @since 3.1 |
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482 */ |
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483 void ConstructL(); |
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484 |
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485 /** |
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486 * DoPresentationFromDomL |
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487 * Makes a presentation (model content) from DOM. |
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488 * |
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489 * @since 3.1 |
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490 * @return ETrue, if created successfully, |
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491 * EFalse, otherwise |
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492 */ |
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493 void DoPresentationFromDomL( CMDXMLDocument* aDom ); |
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494 |
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495 /** |
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496 * IsMessageSlide |
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497 * Check if messages attachments fit into slide (no smil case) |
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498 * |
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499 * @since 3.1 |
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500 * @return ETrue, if all objects fit into slide, |
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501 * EFalse, otherwise |
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502 */ |
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503 TBool IsMessageSlide(); |
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504 |
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505 /** |
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506 * DoNoSmilOneSlide |
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507 * Makes presentation (max one slide) from object list. Message |
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508 * may contain SMIL, but when calling this function it should be |
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509 * clear that model cannot be made as SMIL describes. |
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510 * |
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511 * @since 3.1 |
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512 */ |
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513 void DoNoSmilOneSlideL(); |
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514 |
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515 /** |
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516 * DoNoSmilManySlide |
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517 * Makes presentation from object list. Message may contain SMIL, |
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518 * but when calling this function it should be clear that model cannot |
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519 * be made as SMIL describes. |
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520 * |
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521 * @since 3.1 |
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522 */ |
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523 void DoNoSmilManySlideL(); |
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524 |
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525 /** |
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526 * AddSlideFromDomL |
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527 * Used when creating presentation from SMIL |
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528 * |
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529 * @since 3.1 |
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530 * @param aSlideNum IN slide number |
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531 * @param aObj IN object to be added |
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532 * @return ETrue, object added successfully, |
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533 * EFalse, otherwise |
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534 */ |
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535 void AddSlideFromDomL( CMDXMLNode* aPage ); |
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536 |
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537 /** |
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538 * AddObjectFromDomL |
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539 * Used when creating presentation from SMIL |
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540 * |
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541 * @since 3.1 |
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542 * @param aSlideNum IN slide number |
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543 * @param aObj IN object to be added |
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544 */ |
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545 void AddObjectFromDomL( |
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546 CUniSmilSlide* aSlide, |
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547 CUniObject* aObj, |
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548 TUniRegion aRegion ); |
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549 |
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550 /** |
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551 * Reset |
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552 * Clears flag & empties slide & object arrays. |
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553 * NOTE: Mtm pointer is not reseted. |
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554 * |
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555 * @since 3.1 |
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556 */ |
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557 void Reset(); |
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558 |
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559 /** |
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560 * CreateItemL |
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561 * Sub function for ComposeL |
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562 * |
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563 * @since 3.1 |
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564 * @param aRoot IN parent element for the new element(s) |
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565 * @param aObj IN object to be added |
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566 */ |
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567 TInt CreateItemL( CMDXMLDocument* aDom, CMDXMLElement* aRoot, CUniObject* aObj ); |
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568 |
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569 /** |
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570 * CreateParL |
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571 * Sub function for ComposeL |
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572 * |
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573 * @since 3.1 |
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574 * @param aRoot IN parent element for the new element(s) |
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575 * @param aSlide IN slide number |
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576 */ |
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577 void CreateParL( CMDXMLDocument* aDom, CMDXMLElement* aRoot, TInt aSlide ); |
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578 |
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579 /** |
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580 * CreateBodyL |
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581 * Sub function for ComposeL |
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582 * |
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583 * @since 3.1 |
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584 * @param aRoot IN parent element for the new element(s) |
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585 */ |
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586 void CreateBodyL( CMDXMLDocument* aDom, CMDXMLElement* aRoot ); |
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587 |
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588 /** |
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589 * CreateLayoutL |
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590 * Sub function for ComposeL |
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591 * |
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592 * @since 3.1 |
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593 * @param aRoot IN parent element for the new element(s) |
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594 * @param aRootLayout IN root-layout element |
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595 * @param aLayout IN layout element |
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596 * @param aTextRegion IN text region element |
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597 * @param aImageRegion IN image region element |
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598 */ |
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599 void CreateLayoutL( |
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600 CMDXMLDocument* aDom, |
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601 CMDXMLElement* aRoot, |
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602 CMDXMLElement* aRootLayout = NULL, |
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603 CMDXMLElement* aLayout = NULL, |
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604 CMDXMLElement* aTextRegion = NULL, |
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605 CMDXMLElement* aImageRegion = NULL ); |
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606 |
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607 /** |
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608 * CreateHeadL |
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609 * Sub function for ComposeL |
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610 * |
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611 * @since 3.1 |
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612 * @param aRoot IN parent element for the new element(s) |
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613 */ |
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614 void CreateHeadL( CMDXMLDocument* aDom, CMDXMLElement* aRoot ); |
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615 |
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616 /** |
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617 * DoRemoveObjectL |
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618 * Deletes object from slide and msg store if needed. |
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619 * |
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620 * @since 3.1 |
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621 * @param aSlideNum IN slide number where text is added |
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622 * @param aObjectType IN type of the object to be removed |
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623 */ |
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624 void DoRemoveObjectL( TInt aSlideNum, |
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625 CUniObject* aObject, |
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626 TBool aLeaveToStore = EFalse ); |
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627 |
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628 /** |
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629 * Adds slide. Appends if slidenum greater than current max, |
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630 * otherwise inserts. |
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631 * |
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632 * @since 3.1 |
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633 * @param aSlideNum IN insert position |
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634 */ |
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635 CUniSmilSlide* DoAddSlideL( TInt aSlideNum = -1 ); |
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636 |
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637 /** |
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638 * SortSlidesCompare |
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639 * Compares slides according to time. Most recent is greatest. |
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640 * Empty slides are greater than non-empty slides. |
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641 * |
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642 * @since 3.1 |
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643 * @param aSlide1 IN slide to compare |
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644 * @param aSlide2 IN slide to compare |
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645 * @return If aSlide1 "is greater than" aSlide2 returns positive value. |
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646 * If aSlide1 "is smaller than" aSlide2 returns negative value. |
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647 * If aSlide1 and aSlide2 "are equal" returns zero. |
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648 */ |
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649 TInt SortSlidesCompare( CUniSmilSlide* aSlide1, CUniSmilSlide* aSlide2 ); |
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650 |
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651 /** |
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652 * Gets the layout of MMS SMIL document. |
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653 * Assumes that the document is valid MMS SMIL. |
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654 |
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655 * @since 3.1 |
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656 * @param aDom Root node of the document tree. |
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657 * @return Layout of the document. |
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658 */ |
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659 TUniLayout GetMmsSmilLayout( CMDXMLDocument* aDom ); |
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660 |
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661 /** |
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662 * Gets the first element of given name from the SMIL document. |
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663 * |
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664 * @since 3.1 |
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665 * @param aDom Root node of the document tree. |
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666 * @param aName The name of the node to be searched. |
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667 * @return Pointer to the element node. |
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668 * If element not found returns NULL. |
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669 */ |
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670 CMDXMLNode* GetNode( CMDXMLDocument* aDom, const TDesC& aName ); |
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671 |
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672 void GetMediaElemRegionIDs( CMDXMLNode* aPage ); |
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673 |
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674 void GetAllMediaElemRegionIDs( CMDXMLNode* aPage ); |
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675 |
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676 void GetLayoutElements( |
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677 CMDXMLNode* aLayout, |
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678 CMDXMLElement*& aRlEle, |
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679 CMDXMLElement*& aTxtEle, |
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680 CMDXMLElement*& aImgEle ); |
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681 |
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682 void GetRootLayoutSize( CMDXMLElement* aRl, TSize& aSize ); |
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683 |
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684 void GetRegionRect( CMDXMLElement* aRegion, TSize aRoot, TRect& aRect ); |
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685 |
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686 TUniRegion GetRegionType( CMDXMLNode* aNodePtr ); |
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687 |
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688 void RemoveMetaTagsAndComments( CMDXMLDocument* aDom ); |
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689 |
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690 /** |
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691 * CorrectSlideTimingL |
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692 * |
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693 * @since 3.1 |
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694 */ |
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695 void CorrectSlideTimingL( CMDXMLElement* aPage ); |
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696 |
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697 /** |
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698 * TimingSpecified |
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699 * |
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700 * @since 3.1 |
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701 */ |
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702 TBool TimingSpecified( CMDXMLElement* aNodePrt ); |
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703 |
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704 private: // data |
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705 |
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706 RFs& iFs; |
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707 CBaseMtm& iMtm; |
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708 CUniDataUtils& iData; |
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709 CUniObjectList& iObjectList; |
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710 |
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711 TUniLayout iSlideLayout; // Defines order of objects in display for slides. |
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712 |
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713 CSmilSlideArray* iSlideArray; // Holds slides |
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714 TInt iParseResult; |
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715 CUniSmilParams* iSmilParams; |
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716 TSize iScreenSize; |
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717 TBool iSizeEstimateUpToDate; |
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718 TInt iSizeEstimate; |
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719 |
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720 TPtrC iTextRegionId; |
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721 TPtrC iImageRegionId; |
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722 TInt iMaxSlideCount; |
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723 }; |
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724 |
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725 |
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726 #include <UniSmilModel.inl> |
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727 |
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728 #endif // __UNISMILMODEL_H |