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#include "qdroidutils.h"
#ifdef Q_OS_ANDROID_NO_SDK
#include <cutils/android_reboot.h>
#include <hardware/lights.h>
#endif
/*!
* Reboots the system. Does not return.
*
* \sa powerOffSystem()
*/
void QDroidUtils::rebootSystem()
{
#ifdef Q_OS_ANDROID_NO_SDK
(void)android_reboot(ANDROID_RB_RESTART, 0, 0);
qWarning("android_reboot returned");
#else
qDebug("QDroidUtils::rebootSystem()");
#endif
}
/*!
* Shuts down the system. Does not return.
*
* \sa rebootSystem()
*/
void QDroidUtils::powerOffSystem()
{
#ifdef Q_OS_ANDROID_NO_SDK
(void)android_reboot(ANDROID_RB_POWEROFF, 0, 0);
qWarning("android_reboot returned");
#else
qDebug("QDroidUtils::powerOffSystem()");
#endif
}
/*!
* Sets the display brightness (i.e. the intensity of the backlight)
* to \a value. A value of 255 requests maximum brightness, while 0 requests
* minimum (typically, the backlight turned off).
*
* Returns true on success.
*/
//### TBD: add the user/sensor setting as parameter!
bool QDroidUtils::setDisplayBrightness(quint8 value)
{
#ifdef Q_OS_ANDROID_NO_SDK
const struct hw_module_t* module = 0;
if (hw_get_module(LIGHTS_HARDWARE_MODULE_ID, &module))
return false;
if (!module || !module->methods || !module->methods->open)
return false;
struct light_device_t* device = 0;
if (module->methods->open(module, LIGHT_ID_BACKLIGHT, (struct hw_device_t**)&device))
return false;
if (!device || !device->set_light || !device->common.close)
return false;
struct light_state_t state;
memset(&state, 0, sizeof(light_state_t));
state.color = 0xff000000 | (value << 16) | (value << 8) | value;
if (!device->set_light(device, &state))
return false;
device->common.close(&device->common);
#else
qDebug("QDroidUtils::setDisplayBrightness(%i)", value);
#endif
return true;
}
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