tizen-watchface-dashboard-2/WatchFaceApplication.xaml.cs

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3.3 KiB
C#
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2019-10-06 19:41:25 +00:00
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tizen.Security;
using Tizen.Sensor;
using Tizen.System;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
namespace TizenWatchfaceApp1
{
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class WatchFaceApplication : Application
{
private const string heartRatePrivilege = "http://tizen.org/privilege/healthinfo";
private HeartRateMonitor heartRateMonitor = null;
public ClockViewModel ViewModel { get; set; } = null;
public WatchFaceApplication()
{
InitializeComponent();
setupPrivilegeHandler();
checkPrivilegeHandler();
this.ViewModel = new ClockViewModel();
this.BindingContext = this.ViewModel;
}
protected override void OnSleep()
{
base.OnSleep();
if (heartRateMonitor != null)
{
heartRateMonitor.Stop();
}
}
protected override void OnResume()
{
base.OnResume();
setupPrivilegeHandler();
if (heartRateMonitor != null)
{
heartRateMonitor.Start();
}
}
private void heartRateMonitor_DataUpdated(object sender, HeartRateMonitorDataUpdatedEventArgs e)
{
if (this.ViewModel != null) this.ViewModel.HeartRate = e.HeartRate;
}
private void setupPrivilegeHandler()
{
PrivacyPrivilegeManager.ResponseContext context = null;
if (PrivacyPrivilegeManager.GetResponseContext(heartRatePrivilege).TryGetTarget(out context))
{
context.ResponseFetched += privilege_ResponseFetched;
}
}
private void privilege_ResponseFetched(object sender, RequestResponseEventArgs e)
{
if (e.cause == CallCause.Error)
{
return;
}
switch (e.result)
{
case RequestResult.AllowForever:
if (HeartRateMonitor.IsSupported)
{
heartRateMonitor = new HeartRateMonitor();
heartRateMonitor.DataUpdated += heartRateMonitor_DataUpdated;
heartRateMonitor.Start();
}
break;
case RequestResult.DenyForever:
case RequestResult.DenyOnce:
break;
}
}
private void checkPrivilegeHandler()
{
CheckResult rs = PrivacyPrivilegeManager.CheckPermission(heartRatePrivilege);
switch (rs)
{
case CheckResult.Allow:
if (HeartRateMonitor.IsSupported)
{
heartRateMonitor = new HeartRateMonitor();
heartRateMonitor.DataUpdated += heartRateMonitor_DataUpdated;
}
break;
case CheckResult.Deny:
// do nothing
break;
case CheckResult.Ask:
PrivacyPrivilegeManager.RequestPermission(heartRatePrivilege);
break;
}
}
}
}