Feature/infoWindowTapped

android/src/main/kotlin/com/apptreesoftware/mapview/MapActivity.kt

@@ -63,6 +63,9 @@ class MapActivity : AppCompatActivity(),
       val loc = map.myLocation ?: return@setOnMyLocationChangeListener
       MapViewPlugin.locationDidUpdate(loc)
     }
+    map.setOnInfoWindowClickListener{ marker ->
+        MapViewPlugin.infoWindowTapped(marker.tag as String)
+    }
     map.moveCamera(CameraUpdateFactory.newCameraPosition(
         MapViewPlugin.initialCameraPosition))
       MapViewPlugin.onMapReady()
@@ -76,6 +79,7 @@ class MapActivity : AppCompatActivity(),
     return super.onCreateOptionsMenu(menu)
   }
 
+
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
       MapViewPlugin.handleToolbarAction(item.itemId)
     return true

android/src/main/kotlin/com/apptreesoftware/mapview/MapViewPlugin.kt

@@ -79,6 +79,10 @@ class MapViewPlugin(val activity: Activity) : MethodCallHandler {
                 "longitude" to loc.longitude
             ))
         }
+
+        fun infoWindowTapped(id: String) {
+            this.channel.invokeMethod("infoWindowTapped", id)
+        }
     }
 
     override fun onMethodCall(call: MethodCall, result: Result): Unit {

example/lib/main.dart

@@ -105,6 +105,11 @@ class _MyAppState extends State<MyApp> {
       }
     });
     compositeSubscription.add(sub);
+
+    sub = mapView.onInfoWindowTapped.listen((marker) {
+        debugPrint("\nAPP LEVEL - DETECT CLICK INFO WINDOW ${marker.title} \n");
+  });
+      compositeSubscription.add(sub);
   }
 
   _handleDismiss() async {

ios/Classes/MapViewController.m

@@ -190,11 +190,14 @@ - (BOOL)mapView:(GMSMapView *)mapView didTapMarker:(GMSMarker *)marker {
     return NO;
 }
 
+- (void)mapView:(GMSMapView *)mapView didTapInfoWindowOfMarker:(GMSMarker *)marker {
+    [self.plugin infoWindowTapped:marker.userData];
+}
+
 - (void)mapView:(GMSMapView *)mapView didTapAtCoordinate:(CLLocationCoordinate2D)coordinate {
     [self.plugin mapTapped:coordinate];
 }
 
-
 - (void)mapView:(GMSMapView *)mapView didChangeCameraPosition:(GMSCameraPosition *)position {
     [self.plugin cameraPositionChanged:position];
 }

ios/Classes/MapViewPlugin.h

@@ -13,6 +13,7 @@
 - (void)onMapReady;
 - (void)locationDidUpdate:(CLLocation *)location;
 - (void)annotationTapped:(NSString *)identifier;
+- (void)infoWindowTapped:(NSString *)identifier; 
 - (void)mapTapped:(CLLocationCoordinate2D)coordinate;
 - (void)cameraPositionChanged:(GMSCameraPosition *)position;
 @end

ios/Classes/MapViewPlugin.m

@@ -135,6 +135,10 @@ - (void)annotationTapped:(NSString *)identifier {
     [self.channel invokeMethod:@"annotationTapped" arguments:identifier];
 }
 
+- (void)infoWindowTapped:(GMSMarker *)identifier {
+    [self.channel invokeMethod:@"infoWindowTapped" arguments:identifier];
+}
+
 - (void)mapTapped:(CLLocationCoordinate2D)coordinate {
     [self.channel invokeMethod:@"mapTapped" arguments:@{@"latitude": @(coordinate.latitude), @"longitude": @(coordinate.longitude)}];
 }

lib/map_view.dart

@@ -21,6 +21,8 @@ class MapView {
       new StreamController.broadcast();
   StreamController<Null> _mapReadyStreamController =
       new StreamController.broadcast();
+  StreamController<Marker> _infoWindowStreamController =
+      new StreamController.broadcast();
 
   Map<String, Marker> _annotations = {};
 
@@ -113,6 +115,8 @@ class MapView {
 
   Stream<Null> get onMapReady => _mapReadyStreamController.stream;
 
+  Stream<Marker> get onInfoWindowTapped => _infoWindowStreamController.stream;
+
   Future<dynamic> _handleMethod(MethodCall call) async {
     switch (call.method) {
       case "onMapReady":
@@ -129,6 +133,13 @@ class MapView {
           _annotationStreamController.add(annotation);
         }
         return new Future.value("");
+      case "infoWindowTapped":
+        String id = call.arguments;
+        var annotation = _annotations[id];
+        if (annotation != null) {
+          _infoWindowStreamController.add(annotation);
+        }
+        return new Future.value("");
       case "mapTapped":
         Map locationMap = call.arguments;
         Location location = new Location.fromMap(locationMap);