Autofraginst

README.md

@@ -0,0 +1 @@
+# InClassFragmentActivity

app/src/main/java/edu/temple/inclassactivity/ImageDisplayFragment.kt

@@ -4,11 +4,13 @@
 
 package edu.temple.inclassactivity
 
+import android.media.Image
 import android.os.Bundle
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.content.res.TypedArrayUtils
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 
@@ -40,11 +42,18 @@ class ImageDisplayFragment : Fragment() {
         // The recycler view is the root element of the Fragment's layout
         // as such the view argument passed to onViewCreated() is the RecyclerView
         with (view as RecyclerView) {
-            adapter = CustomRecyclerAdapter(images)
+
+            if(::images.isInitialized) {
+                adapter = CustomRecyclerAdapter(images)
+            }
+
             layoutManager = GridLayoutManager(requireContext(), 2)
         }
     }
-
+    fun setImage (temp : IntArray) {
+        images = temp
+        (view as RecyclerView).adapter = CustomRecyclerAdapter(images)
+    }
     companion object {
         fun newInstance(images: IntArray) =
             ImageDisplayFragment().apply {

app/src/main/java/edu/temple/inclassactivity/MainActivity.kt

@@ -2,8 +2,12 @@ package edu.temple.inclassactivity
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import androidx.fragment.app.Fragment
 
 class MainActivity : AppCompatActivity() {
+
+    //lateinit var someVar : Array<Int>
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
@@ -15,5 +19,14 @@ class MainActivity : AppCompatActivity() {
 
         // Attach an instance of ImageDisplayFragment using factory method
 
+        val fragmentTemp : Fragment = ImageDisplayFragment.newInstance(imageArray)
+
+        /*
+        supportFragmentManager
+            .beginTransaction()
+            .add(R.id.fragmentContainerView, fragmentTemp)
+            //.add(R.id.fragmentContainerView, ImageDisplayFragment())
+            .commit()
+         */
     }
 }

app/src/main/res/layout/activity_main.xml

@@ -5,4 +5,13 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".MainActivity">
+
+    <androidx.fragment.app.FragmentContainerView
+        android:name = "edu.temple.inclassactivity.ImageDisplayFragment"
+        android:id="@+id/fragmentContainerView"
+        android:layout_width="350dp"
+        android:layout_height="400dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>