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1 /* |
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2 * Copyright (c) 2010 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: FM Radio home screen widget |
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15 * |
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16 */ |
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17 |
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18 #ifndef FMRADIOHSWIDGET_H |
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19 #define FMRADIOHSWIDGET_H |
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20 |
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21 // System includes |
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22 #include <HbWidget> |
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23 |
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24 // User includes |
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25 #include "fmradiohswidgetradioserviceclient.h" |
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26 |
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27 // Forward declarations |
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28 class HbLabel; |
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29 class HbPushButton; |
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30 class HbMarqueeItem; |
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31 class XQSettingsManager; |
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32 class XQSettingsKey; |
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33 class FmRadioHsWidgetProcessHandler; |
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34 class FmRadioHsWidgetProfileReader; |
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35 class QGraphicsLinearLayout; |
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36 |
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37 // Defines |
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38 const QString KDocml = ":/ui/resource/fmradiohswidget.docml"; |
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39 const QString KCss = ":/ui/resource/fmradiohswidgetplugin.css"; |
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40 |
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41 // Constants |
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42 /** Key for radio information hash. */ |
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43 const QString KRadioInformationStationName = "stationName"; |
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44 /** Key for radio information hash. */ |
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45 const QString KRadioInformationCallSign = "callSign"; |
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46 /** Key for radio information hash. */ |
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47 const QString KRadioInformationFrequency = "frequency"; |
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48 /** Key for radio information hash. */ |
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49 const QString KRadioInformationRt = "rt"; |
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50 /** Key for radio information hash. */ |
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51 const QString KRadioInformationDynamicPsName = "dynamicPsName"; |
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52 /** Key for radio information hash. */ |
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53 const QString KRadioInformationPty = "pty"; |
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54 /** Key for radio information hash. */ |
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55 const QString KRadioInformationHomePage = "homePage"; |
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56 /** Key for radio information hash. */ |
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57 const QString KRadioInformationSong = "song"; |
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58 /** Text to display in widget. */ |
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59 const QString KFmRadioText = "FM Radio"; |
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60 /** Information text to connect headset. */ |
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61 const QString KConnectHeadsetText = "Connect wired headset."; |
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62 /** Mhz text. */ |
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63 const QString KMhzText = "Mhz"; |
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64 /** DOCML object name for mainLayout */ |
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65 const QString KDocmlObjectNameMainLayout = "mainLayout"; |
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66 /** DOCML object name for radioIconPushButton */ |
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67 const QString KDocmlObjectNameRadioIconPushButton = "radioIconPushButton"; |
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68 /** DOCML object name for verticalSeparatorLabel */ |
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69 const QString KDocmlObjectNameVerticalSeparatorLabel = "verticalSeparatorLabel"; |
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70 /** DOCML object name for controlAreaLayout */ |
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71 const QString KDocmlObjectNameControlAreaLayout = "controlAreaLayout"; |
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72 /** DOCML object name for previousPushButton */ |
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73 const QString KDocmlObjectNamePreviousPushButton = "previousPushButton"; |
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74 /** DOCML object name for verticalButtonSeparatorLabel1 */ |
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75 const QString KDocmlObjectNameVerticalButtonSeparatorLabel1 = "verticalButtonSeparatorLabel1"; |
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76 /** DOCML object name for playPushButton */ |
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77 const QString KDocmlObjectNamePlayPushButton = "playPushButton"; |
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78 /** DOCML object name for verticalButtonSeparatorLabel2 */ |
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79 const QString KDocmlObjectNameVerticalButtonSeparatorLabel2 = "verticalButtonSeparatorLabel2"; |
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80 /** DOCML object name for nextPushButton */ |
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81 const QString KDocmlObjectNameNextPushButton = "nextPushButton"; |
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82 /** DOCML object name for twoRowsLayout */ |
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83 const QString KDocmlObjectNameTwoRowsLayout = "twoRowsLayout"; |
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84 /** DOCML object name for oneRowLayout */ |
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85 const QString KDocmlObjectNameOneRowLayout = "oneRowLayout"; |
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86 /** DOCML object name for animationLayout */ |
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87 const QString KDocmlObjectNameAnimationLayout = "animationLayout"; |
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88 /** DOCML object name for firstRowLabel */ |
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89 const QString KDocmlObjectNameFirstRowLabel = "firstRowLabel"; |
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90 /** DOCML object name for secondRowLabel */ |
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91 const QString KDocmlObjectNameSecondRowLabel = "secondRowLabel"; |
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92 /** DOCML object name for lonelyRowLabel */ |
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93 const QString KDocmlObjectNameLonelyRowLabel = "lonelyRowLabel"; |
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94 /** DOCML object name for animationIcon */ |
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95 const QString KDocmlObjectNameAnimationIcon = "animationIcon"; |
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96 |
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97 class FmRadioHsWidget : public HbWidget |
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98 { |
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99 Q_OBJECT |
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100 |
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101 public: |
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102 FmRadioHsWidget(QGraphicsItem *parent = 0, Qt::WindowFlags flags = 0); |
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103 ~FmRadioHsWidget(); |
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104 |
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105 // enum for commands controlling FM Radio |
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106 enum FmRadioControlCommand |
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107 { |
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108 Mute, |
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109 Unmute, |
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110 PreviousChannel, |
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111 NextChannel |
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112 }; |
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113 |
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114 // enum for FM Radio states |
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115 enum FmRadioState |
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116 { |
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117 Undefined, |
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118 NotRunning, |
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119 Starting, |
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120 Running, |
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121 ControllingAudio, |
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122 NotControllingAudio, |
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123 Seeking, |
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124 AntennaNotConnected |
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125 }; |
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126 |
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127 // enum for information area layout states |
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128 enum InformationAreaLayout |
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129 { |
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130 OneRow, |
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131 TwoRows, |
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132 Animation |
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133 }; |
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134 |
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135 // enum for control button states |
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136 enum ControlButtonState |
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137 { |
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138 AllDisabledPlay, |
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139 AllDisabledStop, |
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140 ChannelsDisabledPlay, |
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141 ChannelsDisabledStop, |
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142 ChannelsEnabledPlay, |
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143 ChannelsEnabledStop |
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144 }; |
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145 |
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146 // enum for control button states |
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147 enum PlayButtonState |
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148 { |
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149 PlayDisabled, |
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150 PlayEnabled, |
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151 StopDisabled, |
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152 StopEnabled |
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153 }; |
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154 |
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155 enum ControlButtonPosition |
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156 { |
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157 Left, |
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158 Center, |
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159 Right |
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160 }; |
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161 |
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162 public slots: |
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163 //void onInitialize(); // Can be used in future to get on intialize event. |
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164 void onShow(); |
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165 void onHide(); |
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166 //void onUninitialize(); // Can be used in future to get on unintialize event. |
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167 |
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168 bool eventFilter(QObject *target, QEvent *event); |
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169 |
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170 private slots: |
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171 void load(const QString docml); |
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172 |
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173 void mute(); |
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174 void unMute(); |
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175 void previousChannel(); |
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176 void nextChannel(); |
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177 void radioToForeground(); |
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178 void radioToBackground(); |
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179 bool openUrl(QUrl url); |
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180 |
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181 void handleRadioInformationChange(int notificationId, QVariant value); |
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182 bool updateRadioInformation(const QString informationType, QString information); |
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183 void radioInformationChanged(); |
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184 void clearRadioInformation(); |
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185 void handleRadioStateChange(QVariant value); |
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186 |
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187 void changeInformationAreaLayout(InformationAreaLayout layout); |
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188 void changeControlButtonState(ControlButtonState buttonState); |
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189 void changePlayButtonState(PlayButtonState buttonState); |
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190 void changeChannelButtonsEnabledState(bool enabled); |
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191 void changeControlButtonFrameBackground(bool enabled, ControlButtonPosition position, |
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192 HbPushButton *button); |
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193 |
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194 private: |
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195 // Data |
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196 Q_DISABLE_COPY(FmRadioHsWidget) |
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197 |
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198 HbPushButton *mRadioPushButton; |
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199 HbLabel *mVerticalSeparatorLabel; |
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200 HbPushButton *mPreviousPushButton; |
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201 HbLabel *mVerticalButtonSeparatorLabel1; |
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202 HbPushButton *mPlayPushButton; |
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203 HbLabel *mVerticalButtonSeparatorLabel2; |
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204 HbPushButton *mNextPushButton; |
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205 QGraphicsWidget *mInformationAreaOneRowLayout; |
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206 QGraphicsWidget *mInformationAreaTwoRowsLayout; |
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207 QGraphicsWidget *mInformationAreaAnimationLayout; |
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208 HbLabel *mInformationFirstRowLabel; // This should be maybe a HbLineEdit for displaying and receiving click on url's. |
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209 //HbMarqueeItem *mInformationFirstRowMarquee; |
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210 HbLabel *mInformationSecondRowLabel;// HbLineEdit may also support marquee/scrolling. |
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211 //HbMarqueeItem *mInformationSecondRowMarquee; |
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212 HbLabel *mInformationLonelyRowLabel; |
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213 //HbMarqueeItem *mInformationLonelyRowMarquee; |
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214 HbLabel *mAnimationIcon; |
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215 |
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216 FmRadioState mFmRadioState; |
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217 PlayButtonState mPlayButtonState; |
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218 bool mIsFavoriteChannels; |
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219 |
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220 QHash<QString, QString> mRadioInformation; // Stores the radio information |
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221 QString mRadioInformationFirstRow; |
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222 QString mRadioInformationSecondRow; |
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223 |
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224 FmRadioHsWidgetProcessHandler *mProcessHandler; // For launching the FM Radio application |
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225 FmRadioHsWidgetProfileReader *mProfileMonitor; |
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226 |
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227 FmRadioHsWidgetRadioServiceClient *mRadioServiceClient; // For communicating with the FM Radio through Qt Highway |
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228 |
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229 }; |
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230 |
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231 #endif // FMRADIOHSWIDGET_H |