Force UiManager to measure SideMenu

Related to #2485 #2302 #1851 #1583

android/app/src/main/java/com/reactnativenavigation/NavigationApplication.java

@@ -11,6 +11,7 @@ import com.facebook.react.ReactApplication;
 import com.facebook.react.ReactNativeHost;
 import com.facebook.react.ReactPackage;
 import com.facebook.react.bridge.ReactContext;
+import com.facebook.react.uimanager.UIManagerModule;
 import com.reactnativenavigation.bridge.EventEmitter;
 import com.reactnativenavigation.controllers.ActivityCallbacks;
 import com.reactnativenavigation.react.NavigationReactGateway;
@@ -92,6 +93,13 @@ public abstract class NavigationApplication extends Application implements React
         return eventEmitter;
     }
 
+    public UIManagerModule getUiManagerModule() {
+        return getReactGateway()
+                .getReactInstanceManager()
+                .getCurrentReactContext()
+                .getNativeModule(UIManagerModule.class);
+    }
+
     /**
      * @see ReactNativeHost#getJSMainModuleName()
      */

android/app/src/main/java/com/reactnativenavigation/views/SideMenu.java

@@ -8,6 +8,7 @@ import android.view.View;
 import android.view.ViewGroup;
 import android.widget.RelativeLayout;
 
+import com.facebook.react.bridge.Callback;
 import com.reactnativenavigation.NavigationApplication;
 import com.reactnativenavigation.params.BaseScreenParams;
 import com.reactnativenavigation.params.SideMenuParams;
@@ -130,15 +131,19 @@ public class SideMenu extends DrawerLayout {
         sideMenuView.setOnDisplayListener(new Screen.OnDisplayListener() {
             @Override
             public void onDisplay() {
-                ViewGroup.LayoutParams lp = sideMenuView.getLayoutParams();
-                if (params != null
-                    && params.fixedWidth > 0) {
+                final ViewGroup.LayoutParams lp = sideMenuView.getLayoutParams();
+                if (params != null && params.fixedWidth > 0) {
                     lp.width = params.fixedWidth;
+                    sideMenuView.setLayoutParams(lp);
                 } else {
-                    lp.width = sideMenuView.getChildAt(0).getWidth();
+                    NavigationApplication.instance.getUiManagerModule().measure(sideMenuView.getId(), new Callback() {
+                        @Override
+                        public void invoke(Object... args) {
+                            lp.width = sideMenuView.getChildAt(0).getWidth();
+                            sideMenuView.setLayoutParams(lp);
+                        }
+                    });
                 }
-
-                sideMenuView.setLayoutParams(lp);
             }
         });
     }
@@ -176,4 +181,4 @@ public class SideMenu extends DrawerLayout {
             setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED, params.side.gravity);
         }
     }
-}
+}