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1 /* |
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2 * Copyright (c) 2009 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: VideoServices class definition |
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15 * |
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16 */ |
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17 |
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18 #ifndef __VIDEOSERVICES_H__ |
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19 #define __VIDEOSERVICES_H__ |
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20 |
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21 /** |
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22 * |
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23 * We need stub for this because it has static data and HW compilation of moc file fails because of that. |
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24 * |
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25 */ |
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26 |
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27 #include <QStringList> |
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28 |
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29 //FORWARD CLASS DECLARATION |
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30 class VideoServiceUriFetch; |
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31 class VideoServicePlay; |
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32 class VideoServiceView; |
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33 class VideoServiceBrowse; |
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34 class QVideoPlayerEngine; |
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35 |
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36 class VideoServices : public QObject |
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37 { |
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38 Q_OBJECT |
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39 |
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40 public: |
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41 |
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42 /** |
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43 * Returns singleton instance for this class. |
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44 * |
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45 * WARNING! Not safe to call this from destructor of another function scope static object! |
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46 * |
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47 * @return The singleton instance. |
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48 */ |
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49 static VideoServices *instance(QVideoPlayerEngine* engine = 0); |
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50 |
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51 /** |
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52 * Decreases the reference count, when count reaches zero cleanup is done. |
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53 * |
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54 */ |
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55 void decreaseReferenceCount(); |
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56 |
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57 /** |
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58 * Returns the context title set by service requestee |
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59 * |
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60 * @return QString the title |
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61 * |
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62 */ |
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63 QString contextTitle() const; |
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64 |
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65 /* |
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66 * Enum reflecting the services provided |
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67 */ |
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68 enum TVideoService |
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69 { |
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70 ENoService, |
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71 EUriFetcher, |
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72 EPlayback, |
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73 EView, |
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74 EBrowse |
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75 }; |
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76 |
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77 /** |
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78 * Returns service active status |
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79 * |
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80 * @return bool true if active, false if not active |
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81 * |
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82 */ |
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83 VideoServices::TVideoService currentService(); |
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84 |
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85 /** |
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86 * Returns browsing category. |
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87 * |
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88 * @return see vcxmyvideosdef.h for default categories. |
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89 */ |
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90 int getBrowseCategory() const; |
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91 |
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92 public slots: |
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93 void itemSelected(const QString& item); |
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94 void browsingEnded(); |
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95 |
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96 signals: |
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97 /* |
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98 * Emitted when service user has set the title |
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99 */ |
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100 void titleReady(const QString& title); |
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101 |
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102 /* |
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103 * Emitted to acticate requested plugin |
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104 */ |
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105 void activated(int command); |
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106 |
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107 private: |
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108 |
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109 /** |
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110 * Constructor |
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111 */ |
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112 VideoServices(); |
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113 |
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114 /** |
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115 * Constructor |
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116 */ |
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117 VideoServices(QVideoPlayerEngine* engine); |
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118 |
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119 /** |
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120 * Destructor. |
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121 */ |
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122 virtual ~VideoServices(); |
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123 |
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124 void setEngine(QVideoPlayerEngine* engine); |
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125 |
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126 /** |
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127 * Sets the active service |
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128 * |
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129 * @param service |
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130 * |
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131 */ |
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132 void setCurrentService(VideoServices::TVideoService service); |
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133 |
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134 /** |
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135 * Returns the current engine |
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136 * |
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137 * @return engine |
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138 * |
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139 */ |
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140 QVideoPlayerEngine* engine(); |
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141 |
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142 Q_DISABLE_COPY(VideoServices) |
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143 |
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144 private: |
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145 |
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146 /** |
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147 * Reference count. |
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148 */ |
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149 int mReferenceCount; |
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150 |
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151 /** |
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152 * VideoServiceUriFetch service instance. |
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153 */ |
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154 VideoServiceUriFetch* mServiceUriFetch; |
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155 |
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156 /** |
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157 * VideoServicePlay service instance. |
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158 */ |
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159 VideoServicePlay* mServicePlay; |
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160 |
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161 /** |
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162 * VideoServiceView service instance. |
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163 */ |
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164 VideoServiceView* mServiceView; |
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165 |
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166 /** |
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167 * VideoServiceBrowse service instance. |
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168 */ |
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169 VideoServiceBrowse *mServiceBrowse; |
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170 |
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171 /** |
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172 * Pointer of QVideoPlayerEngine. |
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173 */ |
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174 QVideoPlayerEngine* mEngine; |
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175 |
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176 /* |
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177 * Current service |
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178 */ |
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179 VideoServices::TVideoService mCurrentService; |
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180 |
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181 friend class VideoServiceUriFetch; |
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182 |
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183 friend class VideoServicePlay; |
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184 |
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185 friend class VideoServiceView; |
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186 |
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187 friend class VideoServiceBrowse; |
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188 }; |
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189 |
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190 #endif //__VIDEOSERVICES_H__ |