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41
42#include "deviceorientation.h"
43#include <QtDBus>
44
45#include <mce/mode-names.h>
46#include <mce/dbus-names.h>
47
48class MaemoOrientation : public DeviceOrientation
49{
50 Q_OBJECT
51public:
52 MaemoOrientation()
53 : o(UnknownOrientation), sensorEnabled(false)
54 {
55 resumeListening();
56 // connect to the orientation change signal
57 QDBusConnection::systemBus().connect(QString(), MCE_SIGNAL_PATH, MCE_SIGNAL_IF,
58 MCE_DEVICE_ORIENTATION_SIG,
59 this,
60 SLOT(deviceOrientationChanged(QString)));
61 }
62
63 ~MaemoOrientation()
64 {
65 // disable the orientation sensor
66 QDBusConnection::systemBus().call(
67 QDBusMessage::createMethodCall(MCE_SERVICE, MCE_REQUEST_PATH,
68 MCE_REQUEST_IF, MCE_ACCELEROMETER_DISABLE_REQ));
69 }
70
71 inline Orientation orientation() const
72 {
73 return o;
74 }
75
76 void setOrientation(Orientation o)
77 {
78 }
79
80 void pauseListening() {
81 if (sensorEnabled) {
82 // disable the orientation sensor
83 QDBusConnection::systemBus().call(
84 QDBusMessage::createMethodCall(MCE_SERVICE, MCE_REQUEST_PATH,
85 MCE_REQUEST_IF, MCE_ACCELEROMETER_DISABLE_REQ));
86 sensorEnabled = false;
87 }
88 }
89
90 void resumeListening() {
91 if (!sensorEnabled) {
92 // enable the orientation sensor
93 QDBusConnection::systemBus().call(
94 QDBusMessage::createMethodCall(MCE_SERVICE, MCE_REQUEST_PATH,
95 MCE_REQUEST_IF, MCE_ACCELEROMETER_ENABLE_REQ));
96
97 QDBusMessage reply = QDBusConnection::systemBus().call(
98 QDBusMessage::createMethodCall(MCE_SERVICE, MCE_REQUEST_PATH,
99 MCE_REQUEST_IF, MCE_DEVICE_ORIENTATION_GET));
100
101 if (reply.type() == QDBusMessage::ErrorMessage) {
102 qWarning("Unable to retrieve device orientation: %s", qPrintable(reply.errorMessage()));
103 } else {
104 Orientation orientation = toOrientation(reply.arguments().value(0).toString());
105 if (o != orientation) {
106 o = orientation;
107 emit orientationChanged();
108 }
109 sensorEnabled = true;
110 }
111 }
112 }
113
114private Q_SLOTS:
115 void deviceOrientationChanged(const QString &newOrientation)
116 {
117 o = toOrientation(newOrientation);
118
119 emit orientationChanged();
120// printf("%d\n", o);
121 }
122
123private:
124 static Orientation toOrientation(const QString &nativeOrientation)
125 {
126 if (nativeOrientation == MCE_ORIENTATION_LANDSCAPE)
127 return Landscape;
128 else if (nativeOrientation == MCE_ORIENTATION_LANDSCAPE_INVERTED)
129 return LandscapeInverted;
130 else if (nativeOrientation == MCE_ORIENTATION_PORTRAIT)
131 return Portrait;
132 else if (nativeOrientation == MCE_ORIENTATION_PORTRAIT_INVERTED)
133 return PortraitInverted;
134 return UnknownOrientation;
135 }
136
137private:
138 Orientation o;
139 bool sensorEnabled;
140};
141
142DeviceOrientation* DeviceOrientation::instance()
143{
144 static MaemoOrientation *o = new MaemoOrientation;
145 return o;
146}
147
148#include "deviceorientation_maemo5.moc"
149

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