Justin Gent - Android_Lifecycle

app/src/main/java/com/lambdaschool/favoritepicturesgallery/DetailsActivity.kt

@@ -5,6 +5,7 @@ import android.content.Context
 import android.content.Intent
 import android.support.v7.app.AppCompatActivity
 import android.os.Bundle
+import android.util.Log
 import android.view.View
 import android.view.WindowManager
 import android.widget.EditText
@@ -16,16 +17,19 @@ class DetailsActivity : AppCompatActivity() {
 
     private var data: ImageData? = null
 
+    //sets layout up JBG
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_details)
 
+        //Makes it possible to return to Main activity by pressing back button JBG
         val intent = intent
         data = intent.getSerializableExtra("object") as ImageData
         val context = this
 
         this.window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN)
 
+        //gives the ability to enter fullscreen activity by clicking image JBG
         image.setOnClickListener {
             val intent = Intent(context, FullscreenActivity::class.java)
             intent.putExtra("image", data?.fileUriString)
@@ -34,8 +38,10 @@ class DetailsActivity : AppCompatActivity() {
 
     }
 
+    //collects image and data to display JBG
     override fun onStart() {
         super.onStart()
+        Log.i(javaClass.simpleName, "onStart")
 
         image.setImageURI(data?.fileUri)
         //        image.setImageDrawable(getResources().getDrawable(android.R.drawable.btn_star));
@@ -46,6 +52,7 @@ class DetailsActivity : AppCompatActivity() {
         edit_description.setText(data?.description)
     }
 
+    // makes it possible to return to Main activity by pressing back button. JBG
     override fun onBackPressed() {
         data?.name = edit_name.text.toString()
         data?.description = edit_description.text.toString()
@@ -54,4 +61,29 @@ class DetailsActivity : AppCompatActivity() {
         setResult(Activity.RESULT_OK, resultIntent)
         finish()
     }
+
+    override fun onResume() {
+        super.onResume()
+        Log.i(javaClass.simpleName, "onResume")
+    }
+
+    override fun onPause() {
+        super.onPause()
+        Log.i(javaClass.simpleName, "onPause")
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        Log.i(javaClass.simpleName, "onDestroy")
+    }
+
+    override fun onStop() {
+        super.onStop()
+        Log.i(javaClass.simpleName, "onStop")
+    }
+
+    override fun onRestart() {
+        super.onRestart()
+        Log.i(javaClass.simpleName, "onRestart")
+    }
 }

app/src/main/java/com/lambdaschool/favoritepicturesgallery/FullscreenActivity.kt

@@ -8,6 +8,7 @@ import android.net.Uri
 import android.os.Bundle
 import android.os.Handler
 import android.support.v7.app.AppCompatActivity
+import android.util.Log
 import android.view.MotionEvent
 import android.view.View
 import android.widget.ImageView
@@ -46,6 +47,7 @@ class FullscreenActivity : AppCompatActivity() {
      * system UI. This is to prevent the jarring behavior of controls going away
      * while interacting with activity UI.
      */
+    // opens actionbar briefly when image clicked before hiding again JBG
     private val mDelayHideTouchListener = View.OnTouchListener { view, motionEvent ->
         if (AUTO_HIDE) {
             delayedHide(AUTO_HIDE_DELAY_MILLIS)
@@ -145,4 +147,34 @@ class FullscreenActivity : AppCompatActivity() {
          */
         private val UI_ANIMATION_DELAY = 300
     }
+
+    override fun onStart() {
+        super.onStart()
+        Log.i(javaClass.simpleName, "onStart")
+    }
+
+    override fun onResume() {
+        super.onResume()
+        Log.i(javaClass.simpleName, "onResume")
+    }
+
+    override fun onPause() {
+        super.onPause()
+        Log.i(javaClass.simpleName, "onPause")
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        Log.i(javaClass.simpleName, "onDestroy")
+    }
+
+    override fun onStop() {
+        super.onStop()
+        Log.i(javaClass.simpleName, "onStop")
+    }
+
+    override fun onRestart() {
+        super.onRestart()
+        Log.i(javaClass.simpleName, "onRestart")
+    }
 }

app/src/main/java/com/lambdaschool/favoritepicturesgallery/ImageData.kt

@@ -4,6 +4,7 @@ import android.net.Uri
 
 import java.io.Serializable
 
+//collects image information to display to screen JBG
 class ImageData(fullPhotoUri: Uri) : Serializable {
     var name: String? = null
     var description: String? = null

app/src/main/java/com/lambdaschool/favoritepicturesgallery/ImageListAdapter.kt

@@ -17,6 +17,7 @@ import java.util.ArrayList
 /**
  * Not required for intent assignment
  */
+//helps make the layout for MainActivity with Images and details JBG
 class ImageListAdapter// Provide a suitable constructor (depends on the kind of dataset)
 (private val imageList: ArrayList<ImageData>, private val activity: Activity) : RecyclerView.Adapter<ImageListAdapter.ViewHolder>() {
     private var context: Context? = null

app/src/main/java/com/lambdaschool/favoritepicturesgallery/MainActivity.kt

@@ -31,6 +31,7 @@ class MainActivity : AppCompatActivity() {
 
         imageList = ArrayList()
 
+        //makes image and it's details clickable to enter detail activity JBG
         button_add.setOnClickListener {
             val intent = Intent(Intent.ACTION_GET_CONTENT)
             intent.type = "image/*"
@@ -59,6 +60,7 @@ class MainActivity : AppCompatActivity() {
         listAdapter!!.notifyDataSetChanged()
     }
 
+    //if new image was pulled in with data will update image list JBG
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         if (requestCode == REQUEST_IMAGE_GET && resultCode == RESULT_OK) {
             val fullPhotoUri = data!!.data
@@ -86,4 +88,34 @@ class MainActivity : AppCompatActivity() {
         internal const val REQUEST_IMAGE_GET = 1
         internal const val EDIT_IMAGE_REQUEST = 2
     }
+
+    override fun onStart() {
+        super.onStart()
+        Log.i(javaClass.simpleName, "onStart")
+    }
+
+    override fun onResume() {
+        super.onResume()
+        Log.i(javaClass.simpleName, "onResume")
+    }
+
+    override fun onPause() {
+        super.onPause()
+        Log.i(javaClass.simpleName, "onPause")
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        Log.i(javaClass.simpleName, "onDestroy")
+    }
+
+    override fun onStop() {
+        super.onStop()
+        Log.i(javaClass.simpleName, "onStop")
+    }
+
+    override fun onRestart() {
+        super.onRestart()
+        Log.i(javaClass.simpleName, "onRestart")
+    }
 }