public static Android.Widget.FrameLayout AddViewOnFrameLayout(Android.Views.View view, int width, int height)
{
var layout = new Android.Widget.FrameLayout(view.Context);
layout.LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
view.LayoutParameters = new Android.Widget.FrameLayout.LayoutParams(width, height);
layout.AddView(view);
return(layout);
}
void CreateDialog()
{
if (_TextPickerCell.Items == null || _TextPickerCell.Items.Count == 0)
{
return;
}
var displayValues = _TextPickerCell.Items.Cast <object>().Select(x => x.ToString()).ToArray();
_picker = new APicker(_context);
_picker.DescendantFocusability = DescendantFocusability.BlockDescendants;
_picker.MinValue = 0;
_picker.MaxValue = _TextPickerCell.Items.Count - 1;
_picker.SetDisplayedValues(displayValues);
_picker.Value = Math.Max(_TextPickerCell.Items.IndexOf(_TextPickerCell.SelectedItem), 0);
_picker.WrapSelectorWheel = _TextPickerCell.IsCircularPicker;
if (_dialog == null)
{
using (var builder = new AlertDialog.Builder(_context)) {
builder.SetTitle(_title);
Android.Widget.FrameLayout parent = new Android.Widget.FrameLayout(_context);
parent.AddView(_picker, new Android.Widget.FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WrapContent,
ViewGroup.LayoutParams.WrapContent,
GravityFlags.Center));
builder.SetView(parent);
builder.SetNegativeButton(global::Android.Resource.String.Cancel, (o, args) => {
ClearFocus();
});
builder.SetPositiveButton(global::Android.Resource.String.Ok, (o, args) => {
_TextPickerCell.SelectedItem = _TextPickerCell.Items[_picker.Value];
_command?.Execute(_TextPickerCell.Items[_picker.Value]);
ClearFocus();
});
_dialog = builder.Create();
}
_dialog.SetCanceledOnTouchOutside(true);
_dialog.DismissEvent += (ss, ee) => {
_dialog.Dispose();
_dialog = null;
_picker.RemoveFromParent();
_picker.Dispose();
_picker = null;
};
_dialog.Show();
}
}
protected override void OnElementChanged(ElementChangedEventArgs <MapView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
e.OldElement.AnnotationChanged -= Element_AnnotationChanged;
e.OldElement.TakeSnapshotFunc -= TakeMapSnapshot;
e.OldElement.GetFeaturesAroundPointFunc -= GetFeaturesAroundPoint;
if (map != null)
{
RemoveMapEvents();
}
}
if (e.NewElement == null)
{
return;
}
e.NewElement.AnnotationChanged += Element_AnnotationChanged;
if (Control == null)
{
var activity = (AppCompatActivity)Context;
var view = new Android.Widget.FrameLayout(activity)
{
Id = GenerateViewId()
};
SetNativeControl(view);
fragment = new MapViewFragment();
activity.SupportFragmentManager.BeginTransaction()
.Replace(view.Id, fragment)
.CommitAllowingStateLoss();
fragment.GetMapAsync(this);
currentCamera = new Position();
if (mapReady)
{
if (Element.Annotations != null)
{
AddAnnotations(Element.Annotations.ToArray());
if (Element.Annotations is INotifyCollectionChanged notifyCollection)
{
notifyCollection.CollectionChanged -= OnAnnotationsCollectionChanged;
notifyCollection.CollectionChanged += OnAnnotationsCollectionChanged;
}
}
OnMapRegionChanged();
}
}
}
void CreateDialog()
{
_picker = new APicker(_context);
_picker.MinValue = _min;
_picker.MaxValue = _max;
_picker.Value = _NumberPikcerCell.Number;
if (_dialog == null)
{
using (var builder = new AlertDialog.Builder(_context)) {
builder.SetTitle(_title);
Android.Widget.FrameLayout parent = new Android.Widget.FrameLayout(_context);
parent.AddView(_picker, new Android.Widget.FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WrapContent,
ViewGroup.LayoutParams.WrapContent,
GravityFlags.Center));
builder.SetView(parent);
builder.SetNegativeButton(global::Android.Resource.String.Cancel, (o, args) =>
{
ClearFocus();
});
builder.SetPositiveButton(global::Android.Resource.String.Ok, (o, args) =>
{
_NumberPikcerCell.Number = _picker.Value;
_command?.Execute(_picker.Value);
ClearFocus();
});
_dialog = builder.Create();
}
_dialog.SetCanceledOnTouchOutside(true);
_dialog.DismissEvent += (ss, ee) =>
{
_dialog.Dispose();
_dialog = null;
_picker.RemoveFromParent();
_picker.Dispose();
_picker = null;
};
_dialog.Show();
}
}
protected override void OnElementChanged(
ElementChangedEventArgs <MapView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
if (e.OldElement?.TakeSnapshotFunc != null)
{
// ReSharper disable once DelegateSubtraction
e.OldElement.TakeSnapshotFunc -= TakeMapSnapshot;
}
if (e.OldElement?.GetFeaturesAroundPointFunc != null)
{
// ReSharper disable once DelegateSubtraction
e.OldElement.GetFeaturesAroundPointFunc -= GetFeaturesAroundPoint;
}
}
if (e.NewElement == null)
{
return;
}
if (Control != null)
{
return;
}
var activity = (AppCompatActivity)Context;
var view = new Android.Widget.FrameLayout(activity)
{
Id = GenerateViewId()
};
SetNativeControl(view);
_fragment = new MapViewFragment();
activity.SupportFragmentManager.BeginTransaction()
.Replace(view.Id, _fragment)
.Commit();
_fragment.GetMapAsync(this);
_currentCamera = new Position();
}
void CreateDialog()
{
if (_dialog != null)
{
return;
}
var picker = new APicker(_view.Context);
picker.MinValue = _min;
picker.MaxValue = _max;
picker.Value = _number;
using (var builder = new AlertDialog.Builder(_view.Context)) {
builder.SetTitle(AddNumberPicker.GetTitle(Element));
Android.Widget.FrameLayout parent = new Android.Widget.FrameLayout(_view.Context);
parent.AddView(picker, new Android.Widget.FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WrapContent,
ViewGroup.LayoutParams.WrapContent,
GravityFlags.Center));
builder.SetView(parent);
builder.SetNegativeButton(global::Android.Resource.String.Cancel, (o, args) => { });
builder.SetPositiveButton(global::Android.Resource.String.Ok, (o, args) => {
AddNumberPicker.SetNumber(Element, picker.Value);
_command?.Execute(picker.Value);
});
_dialog = builder.Create();
}
_dialog.SetCanceledOnTouchOutside(true);
_dialog.DismissEvent += (ss, ee) => {
_dialog.Dispose();
_dialog = null;
picker.RemoveFromParent();
picker.Dispose();
picker = null;
};
_dialog.Show();
}
protected override void OnElementChanged(ElementChangedEventArgs <MapView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
e.OldElement.AnnotationsChanged -= Element_AnnotationsChanged;
e.OldElement.Functions = null;
if (map != null)
{
RemoveMapEvents();
}
}
if (e.NewElement == null)
{
return;
}
if (Control == null)
{
var activity = (AppCompatActivity)Context.GetActivity();
var view = new Android.Widget.FrameLayout(activity)
{
Id = GenerateViewId()
};
SetNativeControl(view);
fragment = MapViewFragment.Create(Element, Context);
activity.SupportFragmentManager
.BeginTransaction()
.Replace(view.Id, fragment)
.CommitAllowingStateLoss();
fragment.GetMapAsync(this);
currentCamera = new NxLatLng();
}
}
public Android.Views.View GetNativeView(View element)
{
this.Element.Children.Add(element);
Android.Views.View targetView = null;
for (int i = 0; i < ViewGroup.ChildCount; i++)
{
var view = ViewGroup.GetChildAt(i);
var property = view.GetType().GetProperty("Element");
if (property != null)
{
var elem = property.GetValue(view);
if (elem == element)
{
targetView = view;
break;
}
}
}
if (targetView == null)
{
return(null);
}
((Android.Views.ViewGroup)targetView.Parent).RemoveView(targetView);
var container = new Android.Widget.FrameLayout(this.Context);
container.LayoutParameters = new LayoutParams(LayoutParams.WrapContent, LayoutParams.WrapContent);
targetView.LayoutParameters = new Android.Widget.FrameLayout.LayoutParams(Utils.DpToPx((float)element.WidthRequest), Utils.DpToPx((float)element.HeightRequest));
container.AddView(targetView);
return(container);
}
protected override void OnElementChanged(ElementChangedEventArgs <MapView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
e.OldElement.AnnotationChanged -= Element_AnnotationChanged;
e.OldElement.TakeSnapshotFunc -= TakeMapSnapshot;
e.OldElement.GetFeaturesAroundPointFunc -= GetFeaturesAroundPoint;
if (map != null)
{
RemoveMapEvents();
}
}
if (e.NewElement == null)
{
return;
}
e.NewElement.AnnotationChanged += Element_AnnotationChanged;
if (Control == null)
{
var activity = (AppCompatActivity)Context;
if (e.NewElement.InsideFragment)
{
var view = new Android.Widget.FrameLayout(activity)
{
Id = GenerateViewId()
};
SetNativeControl(view);
fragment = new MapViewFragment();
activity.SupportFragmentManager.BeginTransaction()
.Replace(view.Id, fragment)
.CommitAllowingStateLoss();
fragment.GetMapAsync(this);
currentCamera = new Position();
}
else
{
this.mapView = new Sdk.Maps.MapView(activity);
this.mapView.SetStyleUrl(this.GetDefaultStyle());
// TODO: Call these lifecycle events in the correct place. They should be called from the
// Activity's respective methods, not from here. Idk what problems this could cause.
// Note: this is why the renderer originally used Fragments. They have their own lifecycles
// that are not tied to the main activity (which we only have one of because of Forms).
this.mapView.OnCreate(null);
this.mapView.OnStart();
this.mapView.OnResume();
this.SetNativeControl(this.mapView);
this.mapView.AddOnMapChangedListener(this);
this.mapView.GetMapAsync(this);
}
if (mapReady)
{
if (Element.Annotations != null)
{
AddAnnotations(Element.Annotations.ToArray());
if (Element.Annotations is INotifyCollectionChanged notifyCollection)
{
notifyCollection.CollectionChanged -= OnAnnotationsCollectionChanged;
notifyCollection.CollectionChanged += OnAnnotationsCollectionChanged;
}
}
OnMapRegionChanged();
}
}
}