1 /* |
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2 * Copyright (c) 2003 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: SVGT Plugin Implementation source file |
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15 * |
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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 * Contents: Example plugin implementation |
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22 * Implementation of the API used by Opera to control the plugin |
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23 ************************************************************************************ |
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24 */ |
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25 |
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26 |
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27 #include "Svgtplugin.h" |
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28 |
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29 /** |
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30 * Create a new instance of a SVG plugin. |
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31 **/ |
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32 |
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33 NPError SvgtPluginNewp(NPMIMEType pluginType, NPP instance, uint16 mode, |
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34 CDesCArray* argn, CDesCArray* argv, NPSavedData* saved) |
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35 { |
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36 CSvgtPlugin* lSvgtPlugin = NULL; |
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37 TRAPD(err,lSvgtPlugin = CSvgtPlugin::NewL(instance)); |
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38 |
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39 if (err == KErrNoMemory) |
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40 return NPERR_OUT_OF_MEMORY_ERROR; |
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41 if (err != KErrNone) |
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42 return NPERR_MODULE_LOAD_FAILED_ERROR; |
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43 |
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44 instance->pdata = (void *) lSvgtPlugin; |
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45 NPError nerr = lSvgtPlugin->SvgPluginNew(pluginType, instance, |
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46 mode, argn, argv, saved); |
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47 return nerr; |
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48 } |
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49 |
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50 /** |
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51 * Destroy a plugin. |
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52 **/ |
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53 NPError SvgtPluginDestroy(NPP instance, NPSavedData** /*save*/) |
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54 { |
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55 CSvgtPlugin* lSvgtPlugin = (CSvgtPlugin *)instance->pdata; |
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56 if ( lSvgtPlugin ) |
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57 { |
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58 TRAPD(err,lSvgtPlugin->PrepareToExitL()); |
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59 if (err != KErrNone) |
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60 { |
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61 #ifdef _DEBUG |
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62 RDebug::Printf("SvgtPluginDestroy Error when printing Warning."); |
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63 #endif //_DEBUG |
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64 } |
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65 /**Ignoring the error*/ |
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66 delete lSvgtPlugin; |
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67 lSvgtPlugin = NULL; |
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68 } |
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69 return NPERR_NO_ERROR; |
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70 } |
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71 |
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72 /** |
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73 * This is the parent window of a plugin. |
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74 */ |
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75 NPError SvgtPluginSetWindow(NPP instance, NPWindow *window) |
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76 { |
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77 CSvgtPlugin* lSvgtPlugin = (CSvgtPlugin *) instance->pdata; |
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78 TUint lWidth = window->width; |
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79 TUint lHeight = window->height; |
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80 |
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81 TRAPD(err,lSvgtPlugin->SetWindowL(window,TRect(TSize(lWidth,lHeight)))); |
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82 |
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83 if (err == KErrNoMemory) |
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84 return NPERR_OUT_OF_MEMORY_ERROR; |
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85 if (err != KErrNone) |
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86 return NPERR_GENERIC_ERROR; |
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87 return NPERR_NO_ERROR; |
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88 } |
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89 |
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90 /** |
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91 * A new data stream has been created for sending data to the plugin. |
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92 * @param stream - A pointer to plugin specific data can be placed in stream->pdata |
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93 * |
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94 */ |
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95 |
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96 NPError SvgtPluginNewStream(NPP /*instance*/, NPMIMEType /*type*/, NPStream* /*stream*/, NPBool /*seekable*/, uint16* stype) |
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97 { |
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98 *stype = NP_ASFILEONLY; |
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99 return NPERR_NO_ERROR; |
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100 } |
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101 |
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102 /** |
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103 * A data stream has been terminated. |
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104 */ |
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105 NPError SvgtPluginDestroyStream(NPP /*instance*/, NPStream* /*stream*/, NPReason /*reason*/) |
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106 { |
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107 return NPERR_NO_ERROR; |
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108 } |
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109 |
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110 /** |
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111 * A data stream has been fully saved to a file. |
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112 */ |
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113 void SvgtPluginAsFile(NPP instance, NPStream* stream, const TDesC& fname) |
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114 { |
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115 CSvgtPlugin* lSvgtPlugin = (CSvgtPlugin*)instance->pdata; |
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116 |
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117 if (lSvgtPlugin && lSvgtPlugin->Control()) |
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118 { |
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119 lSvgtPlugin->Control()->AsFile(fname, stream ); |
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120 } |
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121 } |
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122 |
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123 /** |
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124 * Return the maximum number of bytes this plugin can accept from the stream. |
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125 */ |
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126 int32 SvgtPluginWriteReady(NPP /*instance*/, NPStream* /*stream*/) |
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127 { |
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128 return 65536; |
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129 } |
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130 |
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131 /** |
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132 * Receive more data |
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133 * @param buffer - contains the data. |
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134 * @param len - the number of bytes in buffer. |
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135 * @param offset - the number of bytes already sent/processed. |
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136 * @return TInt number of bytes processed. |
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137 */ |
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138 int32 SvgtPluginWrite(NPP /*instance*/, NPStream* /*stream*/, int32 /*offset*/, int32 len, void* /*buffer*/) |
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139 { |
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140 return len; |
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141 } |
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142 |
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143 /** |
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144 * Event |
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145 */ |
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146 int16 SvgtPluginEvent(NPP /*instance*/, void* /*event*/) |
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147 { |
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148 return 0; |
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149 } |
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150 |
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151 |
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152 /** |
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153 * Generic hook to set values/attributes within the plugin. |
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154 */ |
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155 NPError SvgtPluginSetValue(NPP /*instance*/, NPNVariable /*variable*/, void* /*ret_value*/) |
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156 { |
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157 return NPERR_NO_ERROR; |
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158 } |
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159 |
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160 /** |
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161 * Generic hook to get values/attributes from the plugin. |
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162 */ |
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163 NPError SvgtPluginGetValue(NPP instance, NPNVariable variable, void* |
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164 *ret_value) |
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165 { |
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166 CSvgtPlugin* lSvgtPlugin = (CSvgtPlugin *)instance->pdata; |
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167 if(lSvgtPlugin) |
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168 { |
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169 // A response of false when enum passed is NPPVpluginInteractiveBool |
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170 // must be interpreted as "Plugin is interactive" |
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171 // Since operations such as panning, zooming can be performed |
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172 // on all svg contents plugin can be considered always interactive |
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173 if(variable==NPPVpluginInteractiveBool) |
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174 { |
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175 *(TBool*) ret_value=EFalse; |
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176 } |
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177 } |
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178 return NPERR_NO_ERROR; |
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179 } |
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180 void SvgtPluginURLNotify(NPP /*instance*/, const TDesC& /*url*/, NPReason /*reason*/, void* /*notifyData*/) |
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181 { |
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182 } |
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183 |
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184 void SvgtPluginPrint(NPP /*instance*/, NPPrint* /*platformPrint*/) |
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185 { |
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186 } |
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