Add bounds to fragment

Summary: Previously the bounds was 0, the trick is to steel the offset from the view and then use offsetchild zero so it doesnt get applied twice

Reviewed By: lblasa

Differential Revision: D47915115

fbshipit-source-id: ff771470dcf1720ca265fc9017ff0ea3b0bc1ca1

Author: Luke De Feo

android/src/main/java/com/facebook/flipper/plugins/uidebugger/descriptors/FragmentFrameworkDescriptor.kt

@@ -27,10 +27,19 @@ class FragmentFrameworkDescriptor(val register: DescriptorRegister) :
     return node.javaClass.simpleName
   }
 
-  override fun onGetBounds(node: android.app.Fragment): Bounds? = Bounds(0, 0, 0, 0)
+  override fun onGetBounds(node: android.app.Fragment): Bounds {
+    return node.view?.let {
+      val descriptor = register.descriptorForClassUnsafe(it.javaClass)
+      return descriptor.getBounds(it)
+    }
+        ?: Bounds(0, 0, 0, 0)
+  }
 
   override fun onGetChildren(node: android.app.Fragment): List<Any> =
-      node.view?.let { view -> listOf(view) } ?: listOf()
+      node.view?.let { view ->
+        listOf(OffsetChild.zero(view, register.descriptorForClassUnsafe(view.javaClass)))
+      }
+          ?: listOf()
 
   override fun onGetAttributes(
       node: android.app.Fragment,

android/src/main/java/com/facebook/flipper/plugins/uidebugger/descriptors/FragmentSupportDescriptor.kt

@@ -47,12 +47,18 @@ class FragmentSupportDescriptor(val register: DescriptorRegister) :
     return node.javaClass.simpleName
   }
 
-  override fun onGetBounds(node: Fragment): Bounds = Bounds(0, 0, 0, 0)
+  override fun onGetBounds(node: Fragment): Bounds {
+    return node.view?.let {
+      val descriptor = register.descriptorForClassUnsafe(it.javaClass)
+      return descriptor.getBounds(it)
+    }
+        ?: Bounds(0, 0, 0, 0)
+  }
 
   override fun onGetChildren(node: androidx.fragment.app.Fragment): List<Any> {
     val view = node.view
     return if (view != null && node.isVisible) {
-      listOf(view)
+      listOf(OffsetChild.zero(view, register.descriptorForClassUnsafe(view.javaClass)))
     } else {
       listOf()
     }