public override void ViewDidLoad()
{
base.ViewDidLoad();
cancel = new UIBarButtonItem("Cancel", UIBarButtonItemStyle.Bordered, (sender, e) => {
controller.Dismiss(true);
});
cancel.SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White
}, UIControlState.Normal);
cancel.SetBackgroundImage(Theme.DarkBarButtonItem, UIControlState.Normal, UIBarMetrics.Default);
save = new UIBarButtonItem("Save", UIBarButtonItemStyle.Bordered, (sender, e) => {
//If blank, return
if (signatureView.IsBlank)
{
new UIAlertView(string.Empty, "No signature!", null, "Ok").Show();
return;
}
if (assignmentViewModel.Signature == null)
{
assignmentViewModel.Signature = new Data.Signature {
AssignmentId = assignmentViewModel.SelectedAssignment.Id
};
}
assignmentViewModel.Signature.Image = signatureView.GetImage().ToByteArray();
assignmentViewModel.SaveSignatureAsync()
.ContinueWith(_ => {
BeginInvokeOnMainThread(() => controller.Dismiss(true));
});
});
save.SetTitleTextAttributes(new UITextAttributes {
TextColor = UIColor.White
}, UIControlState.Normal);
save.SetBackgroundImage(Theme.DarkBarButtonItem, UIControlState.Normal, UIBarMetrics.Default);
NavigationItem.LeftBarButtonItem = cancel;
NavigationItem.RightBarButtonItem = save;
NavigationController.NavigationBar.SetBackgroundImage(null, UIBarMetrics.Default);
signatureView = new SignaturePadView(View.Frame)
{
AutoresizingMask = UIViewAutoresizing.All,
};
View.AddSubview(signatureView);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
SetContentView(Resource.Layout.AddSignatureLayout);
var save = (Button)FindViewById(Resource.Id.signatureSaveButton);
save.Click += (sender, e) => {
if (signatureView.IsBlank)
{
AlertDialog.Builder builder = new AlertDialog.Builder(Activity);
builder
.SetTitle(string.Empty)
.SetMessage("No signature!")
.SetPositiveButton("Ok", (innerSender, innere) => { })
.Show();
return;
}
if (assignmentViewModel.Signature == null)
{
assignmentViewModel.Signature = new Signature
{
AssignmentId = Assignment.Id
};
}
assignmentViewModel.Signature.Image = signatureView.GetImage(Color.Black, Color.White).ToByteArray();
assignmentViewModel.SaveSignatureAsync()
.ContinueWith(_ => {
activity.RunOnUiThread(() => {
var fragment = Activity.FragmentManager.FindFragmentById <ConfirmationFragment> (Resource.Id.contentFrame);
fragment.ReloadConfirmation();
Dismiss();
});
});
};
var cancel = (Button)FindViewById(Resource.Id.signatureCancelButton);
cancel.Click += (sender, e) => {
Dismiss();
};
signatureView = (SignaturePadView)FindViewById(Resource.Id.signatureImage);
signatureView.BackgroundColor = Color.White;
signatureView.StrokeColor = Color.Black;
}
