Merge pull request #288 from wix/remove_react_hacks

Remove react hacks

android/app/src/main/java/com/reactnativenavigation/react/ReactViewHacks.java

-package com.reactnativenavigation.react;
-
-import com.facebook.react.ReactRootView;
-import com.reactnativenavigation.utils.ReflectionUtils;
-
-public class ReactViewHacks {
-
-    public static void preventUnmountOnDetachedFromWindow(ReactRootView view) {
-        ReflectionUtils.setField(view, "mAttachScheduled", true);
-    }
-
-    /**
-     * Side effect: prevents JS components constructor from being called
-     */
-    public static void ensureUnmountOnDetachedFromWindow(ReactRootView view) {
-        ReflectionUtils.setField(view, "mAttachScheduled", false);
-    }
-
-    /**
-     * Side effect: ensures unmount will be called
-     */
-    public static void preventMountAfterReattachedToWindow(ReactRootView view) {
-        ReflectionUtils.setField(view, "mAttachScheduled", false);
-    }
-
-}

android/app/src/main/java/com/reactnativenavigation/screens/FragmentScreen.java

     }
 
     @Override
-    public void ensureUnmountOnDetachedFromWindow() {
-        // nothing
-    }
-
-    @Override
-    public void preventUnmountOnDetachedFromWindow() {
-        // nothing
-    }
-
-    @Override
-    public void preventMountAfterReattachedToWindow() {
+    public void unmountOnDetachedFromWindow() {
         // nothing
     }
 

android/app/src/main/java/com/reactnativenavigation/screens/Screen.java

         }
     }
 
-    public abstract void ensureUnmountOnDetachedFromWindow();
-
-    public abstract void preventUnmountOnDetachedFromWindow();
-
-    public abstract void preventMountAfterReattachedToWindow();
+    public abstract void unmountOnDetachedFromWindow();
 
     public String getScreenInstanceId() {
         return screenParams.getScreenInstanceId();

android/app/src/main/java/com/reactnativenavigation/screens/ScreenStack.java

                 nextScreen.show(nextScreen.screenParams.animateScreenTransitions, new Runnable() {
                     @Override
                     public void run() {
-                        removePreviousWithoutUnmount(previousScreen);
+                        parent.removeView(previousScreen);
                     }
                 });
             }
     private void pushScreenToInvisibleStack(LayoutParams layoutParams, Screen nextScreen, Screen previousScreen) {
         nextScreen.setVisibility(View.INVISIBLE);
         addScreen(nextScreen, layoutParams);
-        removePreviousWithoutUnmount(previousScreen);
+        parent.removeView(previousScreen);
     }
 
     private void addScreen(Screen screen, LayoutParams layoutParams) {
         parent.addView(screen, parent.getChildCount() - 1, layoutParams);
     }
 
-    private void removePreviousWithoutUnmount(Screen previous) {
-        previous.preventUnmountOnDetachedFromWindow();
-        parent.removeView(previous);
-    }
-
     public void pop(boolean animated) {
         pop(animated, null);
     }
         toRemove.hide(animated, new Runnable() {
             @Override
             public void run() {
-                toRemove.ensureUnmountOnDetachedFromWindow();
+                toRemove.unmountOnDetachedFromWindow();
                 parent.removeView(toRemove);
             }
         });
     private void readdPrevious(Screen previous) {
         previous.setVisibility(View.VISIBLE);
         parent.addView(previous, 0);
-        previous.preventMountAfterReattachedToWindow();
     }
 
     public void popToRoot(boolean animated) {
 
     public void destroy() {
         for (Screen screen : stack) {
-            screen.ensureUnmountOnDetachedFromWindow();
+            screen.unmountOnDetachedFromWindow();
             parent.removeView(screen);
         }
         stack.clear();

android/app/src/main/java/com/reactnativenavigation/screens/SingleScreen.java

     }
 
     @Override
-    public void ensureUnmountOnDetachedFromWindow() {
-        contentView.ensureUnmountOnDetachedFromWindow();
-    }
-
-    @Override
-    public void preventUnmountOnDetachedFromWindow() {
-        contentView.preventUnmountOnDetachedFromWindow();
-    }
-
-    @Override
-    public void preventMountAfterReattachedToWindow() {
-        contentView.preventMountAfterReattachedToWindow();
+    public void unmountOnDetachedFromWindow() {
+        contentView.unmountOnDetachedFromWindow();
     }
 
     @Override

android/app/src/main/java/com/reactnativenavigation/screens/ViewPagerScreen.java

     }
 
     @Override
-    public void ensureUnmountOnDetachedFromWindow() {
+    public void unmountOnDetachedFromWindow() {
         for (ContentView contentView : contentViews) {
-            contentView.ensureUnmountOnDetachedFromWindow();
-        }
-    }
-
-    @Override
-    public void preventUnmountOnDetachedFromWindow() {
-        for (ContentView contentView : contentViews) {
-            contentView.preventUnmountOnDetachedFromWindow();
-        }
-    }
-
-    @Override
-    public void preventMountAfterReattachedToWindow() {
-        for (ContentView contentView : contentViews) {
-            contentView.preventMountAfterReattachedToWindow();
+            contentView.unmountOnDetachedFromWindow();
         }
     }
 

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

 import com.facebook.react.ReactRootView;
 import com.reactnativenavigation.NavigationApplication;
 import com.reactnativenavigation.params.NavigationParams;
-import com.reactnativenavigation.react.ReactViewHacks;
 import com.reactnativenavigation.screens.SingleScreen;
 import com.reactnativenavigation.utils.ViewUtils;
 
         return navigationParams.navigatorEventId;
     }
 
-    public void preventUnmountOnDetachedFromWindow() {
-        ReactViewHacks.preventUnmountOnDetachedFromWindow(this);
-    }
-
-    public void ensureUnmountOnDetachedFromWindow() {
-        ReactViewHacks.ensureUnmountOnDetachedFromWindow(this);
-    }
-
-    public void preventMountAfterReattachedToWindow() {
-        ReactViewHacks.preventMountAfterReattachedToWindow(this);
+    public void unmountOnDetachedFromWindow() {
+        unmountReactApplication();
     }
 
     @Override

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

     }
 
     public void destroy() {
-        sideMenuView.ensureUnmountOnDetachedFromWindow();
+        sideMenuView.unmountOnDetachedFromWindow();
         removeView(sideMenuView);
     }