BatteryProvider.cpp [plain text]
#include "config.h"
#include "BatteryProvider.h"
#if ENABLE(BATTERY_STATUS)
#include "WKAPICast.h"
#include "WKBatteryManager.h"
#include "WKBatteryStatus.h"
using namespace WebCore;
using namespace WebKit;
static inline BatteryProvider* toBatteryProvider(const void* clientInfo)
{
return static_cast<BatteryProvider*>(const_cast<void*>(clientInfo));
}
static void startUpdatingCallback(WKBatteryManagerRef, const void* clientInfo)
{
toBatteryProvider(clientInfo)->startUpdating();
}
static void stopUpdatingCallback(WKBatteryManagerRef, const void* clientInfo)
{
toBatteryProvider(clientInfo)->stopUpdating();
}
BatteryProvider::~BatteryProvider()
{
m_provider.stopUpdating();
WKBatteryManagerSetProvider(m_batteryManager.get(), 0);
}
Ref<BatteryProvider> BatteryProvider::create(WKContextRef context)
{
ASSERT(context);
return adoptRef(*new BatteryProvider(context));
}
BatteryProvider::BatteryProvider(WKContextRef context)
: m_batteryManager(WKContextGetBatteryManager(context))
, m_provider(this)
{
ASSERT(m_batteryManager);
WKBatteryProviderV0 wkBatteryProvider = {
{
0, this, },
startUpdatingCallback,
stopUpdatingCallback
};
WKBatteryManagerSetProvider(m_batteryManager.get(), &wkBatteryProvider.base);
}
void BatteryProvider::startUpdating()
{
m_provider.startUpdating();
}
void BatteryProvider::stopUpdating()
{
m_provider.stopUpdating();
}
void BatteryProvider::didChangeBatteryStatus(const AtomicString& eventType, PassRefPtr<BatteryStatus> status)
{
WKRetainPtr<WKBatteryStatusRef> wkBatteryStatus = adoptWK(WKBatteryStatusCreate(status->charging(), status->chargingTime(), status->dischargingTime(), status->level()));
WKBatteryManagerProviderDidChangeBatteryStatus(m_batteryManager.get(), toAPI(eventType.impl()), wkBatteryStatus.get());
}
#endif // ENABLE(BATTERY_STATUS)