/// <summary>
/// When battery level changes
/// </summary>
/// <param name="e"></param>
protected virtual void OnBatteryChanged(BatteryChangedEventArgs e)
{
if (BatteryChanged == null)
return;
BatteryChanged(this, e);
}
/// <summary>
/// When battery level changes
/// </summary>
/// <param name="e"></param>
protected virtual void OnBatteryChanged(BatteryChangedEventArgs e)
{
if (BatteryChanged == null)
{
return;
}
BatteryChanged(this, e);
}
/// <summary>
/// Receiver BR
/// </summary>
/// <param name="context"></param>
/// <param name="intent"></param>
public override void OnReceive(Context context, Intent intent)
{
if (BatteryLevelChanged == null)
return;
var args = new BatteryChangedEventArgs();
var level = intent.GetIntExtra(BatteryManager.ExtraLevel, -1);
var scale = intent.GetIntExtra(BatteryManager.ExtraScale, -1);
args.RemainingChargePercent = (int)Math.Floor(level * 100D / scale);
if (intent.Action == Intent.ActionBatteryLow)
args.IsLow = true;
else if (intent.Action == Intent.ActionBatteryOkay)
args.IsLow = false;
else
args.IsLow = args.RemainingChargePercent <= 15;
// Are we charging / charged? works on phones, not emulators must check how.
int status = intent.GetIntExtra(BatteryManager.ExtraStatus, -1);
var isCharging = status == (int)BatteryStatus.Charging || status == (int)BatteryStatus.Full;
// How are we charging?
var chargePlug = intent.GetIntExtra(BatteryManager.ExtraPlugged, -1);
var usbCharge = chargePlug == (int)BatteryPlugged.Usb;
var acCharge = chargePlug == (int)BatteryPlugged.Ac;
bool wirelessCharge = false;
#if __ANDROID_17__
if ((int)Build.VERSION.SdkInt >= 17)
{
wirelessCharge = chargePlug == (int)BatteryPlugged.Wireless;
}
#endif
isCharging = (usbCharge || acCharge || wirelessCharge);
if (!isCharging)
{
args.PowerSource = PowerSource.Battery;
}
else if (usbCharge)
{
args.PowerSource = PowerSource.Usb;
}
else if (acCharge)
{
args.PowerSource = PowerSource.Ac;
}
else if (wirelessCharge)
{
args.PowerSource = PowerSource.Wireless;
}
else
{
args.PowerSource = PowerSource.Other;
}
if (isCharging)
args.Status = Abstractions.BatteryStatus.Charging;
else
{
switch (status)
{
case (int)BatteryStatus.Charging:
args.Status = Abstractions.BatteryStatus.Charging;
break;
case (int)BatteryStatus.Discharging:
args.Status = Abstractions.BatteryStatus.Discharging;
break;
case (int)BatteryStatus.Full:
args.Status = Abstractions.BatteryStatus.Full;
break;
case (int)BatteryStatus.NotCharging:
args.Status = Abstractions.BatteryStatus.NotCharging;
break;
default:
args.Status = Abstractions.BatteryStatus.Unknown;
break;
}
}
BatteryLevelChanged(args);
}
private void Mudanca_status_bateria(object sender, Plugin.Battery.Abstractions.BatteryChangedEventArgs e)
{
try
{
lbl_carga.Text = e.RemainingChargePercent.ToString() + "%";
if (e.IsLow)
{
lbl_bateria_fraca.Text = "Bateria Fraca!";
lbl_bateria_fraca.TextColor = Color.Red;
lbl_bateria_fraca.HorizontalTextAlignment = TextAlignment.Center;
lbl_bateria_fraca.FontAttributes = FontAttributes.Italic;
}
switch (e.Status)
{
case Plugin.Battery.Abstractions.BatteryStatus.Charging:
lbl_status.Text = "Carregando";
break;
case Plugin.Battery.Abstractions.BatteryStatus.Discharging:
lbl_status.Text = "Descarregando";
break;
case Plugin.Battery.Abstractions.BatteryStatus.Full:
lbl_status.Text = "Carregada";
break;
case Plugin.Battery.Abstractions.BatteryStatus.NotCharging:
lbl_status.Text = "Sem carregar";
break;
case Plugin.Battery.Abstractions.BatteryStatus.Unknown:
lbl_status.Text = "Desconhecido.";
break;
}
switch (e.PowerSource)
{
case Plugin.Battery.Abstractions.PowerSource.Ac:
lbl_source.Text = "Carregador";
break;
case Plugin.Battery.Abstractions.PowerSource.Battery:
lbl_source.Text = "Bateria";
break;
case Plugin.Battery.Abstractions.PowerSource.Usb:
lbl_source.Text = "USB";
break;
case Plugin.Battery.Abstractions.PowerSource.Wireless:
lbl_source.Text = "Sem Fio";
break;
case Plugin.Battery.Abstractions.PowerSource.Other:
lbl_source.Text = "Desconhecido";
break;
}
} catch (Exception ex)
{
DisplayAlert("Ops", ex.Message, "Ok");
}
}
/// <summary> /// When battery level changes /// </summary> /// <param name="e"></param> protected virtual void OnBatteryChanged(BatteryChangedEventArgs e) => BatteryChanged?.Invoke(this, e);