/// <summary>
/// The on create method.
/// </summary>
/// <param name="savedInstanceState">The saved instance state.</param>
protected override void OnCreate(Bundle savedInstanceState)
{
//Start by calling the base create method.
base.OnCreate(savedInstanceState);
//Initialize the essentials with Androids activity and bundle.
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
//Create the dialog handler.
this.dialogHandler = new DialogHandler(this);
//Set the context view to the main view.
this.SetContentView(Resource.Layout.activity_main);
//Set the tool bar.
this.SetSupportActionBar(FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar));
//From here on in we need permissions so we need to check and see if we have them.
//If we do we'll continue, if not we'll wait until the permissions have been resolved.
if (this.CheckPermissions())
{
//Create the location database handler.
this.locationDatabaseHandler = new LocationDatabaseHandler();
//Setup the location manager.
this.SetupLocationManager();
//Setup the list view.
this.SetupListView();
}
}
/// <summary>
/// The on create method.
/// </summary>
/// <param name="savedInstanceState">The saved instance state.</param>
protected override void OnCreate(Bundle savedInstanceState)
{
//Start by calling the base create method.
base.OnCreate(savedInstanceState);
//Initialize the essentials with Androids activity and bundle.
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
//Create the dialog handler.
this.dialogHandler = new DialogHandler(this);
//Set the context view to location item view.
SetContentView(Resource.Layout.activity_item);
//Set the tool bar.
this.SetSupportActionBar(FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar));
//Get the intents and extras.
Bundle extras = this.Intent.Extras;
//If no extras are present.
if (extras == null)
{
//Finish the activity.
this.FinishActivity(0);
}
//Get the id from the extras.
int id = extras.GetInt("ID");
//Create the location database handler.
this.locationDatabaseHandler = new LocationDatabaseHandler();
//Retrieve the location model from the database.
this.locationModel = this.locationDatabaseHandler.GetByID(id);
//Get the textboxes.
this.locationTitleText = this.FindViewById <EditText>(Resource.Id.locationTitleText);
this.noteText = this.FindViewById <EditText>(Resource.Id.noteText);
//Set the values for the textboxes.
this.locationTitleText.Text = locationModel.Title;
this.noteText.Text = locationModel.Note;
//Show the longitude, latitude and alitude values.
this.FindViewById <TextView>(Resource.Id.longitudeTextView).Text = string.Format(Resources.GetString(Resource.String.longitude_format), locationModel.Longitude);
this.FindViewById <TextView>(Resource.Id.latitudeTextView).Text = string.Format(Resources.GetString(Resource.String.latitude_format), locationModel.Latitude);
this.FindViewById <TextView>(Resource.Id.altitudeTextView).Text = string.Format(Resources.GetString(Resource.String.altitude_format), locationModel.Altitude);
}
/// <summary>
/// After the permissions result has been determined.
/// </summary>
/// <param name="requestCode">Request code.</param>
/// <param name="permissions">Permissions requested.</param>
/// <param name="grantResults">Grant results.</param>
public override void OnRequestPermissionsResult(int requestCode, string[] permissions, [GeneratedEnum] Android.Content.PM.Permission[] grantResults)
{
Xamarin.Essentials.Platform.OnRequestPermissionsResult(requestCode, permissions, grantResults);
base.OnRequestPermissionsResult(requestCode, permissions, grantResults);
//Create a new list for unaccepted permissions.
var unacceptedPermissions = new List <string>();
//Loop through the permissions.
for (int i = 0; i < permissions.Length; i++)
{
//If a permission has been denied.
if (grantResults[i] == Permission.Denied)
{
//We'll add it to the unaccepted list so we can ask again.
unacceptedPermissions.Add(permissions[i]);
}
}
//If we've no permissions left to request
if (unacceptedPermissions.Count <= 0)
{
//Create the location database handler.
this.locationDatabaseHandler = new LocationDatabaseHandler();
//Setup the location manager.
this.SetupLocationManager();
//Setup the list view.
this.SetupListView();
//Return and do nothing.
return;
}
//Format a display string to show the user.
var message = Resources.GetString(Resource.String.android_permissions_denied)
+ string.Format(Resources.GetString(Resource.String.android_permissions_request),
string.Join("\n", unacceptedPermissions.Select(x => x.Split(".")[2])));
//Display a dialog notifying the user we'll be asking for permissions. And then request them.
this.dialogHandler.ShowInertAlert(Resources.GetString(Resource.String.missing_permissions_title), message,
(s, e) => this.RequestPermissions(unacceptedPermissions.ToArray(), 0),
new DialogButton(Resources.GetString(Resource.String.exit_button_title), CloseApp));
}