Remove useless interfaces

app/src/main/java/com/h/pixeldroid/PhotoEditActivity.kt

@@ -32,8 +32,6 @@ import com.google.android.material.tabs.TabLayout
 import com.h.pixeldroid.adapters.EditPhotoViewPagerAdapter
 import com.h.pixeldroid.fragments.EditImageFragment
 import com.h.pixeldroid.fragments.FilterListFragment
-import com.h.pixeldroid.interfaces.EditImageFragmentListener
-import com.h.pixeldroid.interfaces.FilterListFragmentListener
 import com.h.pixeldroid.utils.NonSwipeableViewPager
 import com.yalantis.ucrop.UCrop
 import com.zomato.photofilters.imageprocessors.Filter
@@ -58,7 +56,7 @@ private const val REQUEST_CODE_PERMISSIONS_SEND_PHOTO = 7
 private val REQUIRED_PERMISSIONS = arrayOf(android.Manifest.permission.READ_EXTERNAL_STORAGE,
     android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
 
-class PhotoEditActivity : BaseActivity(), FilterListFragmentListener, EditImageFragmentListener {
+class PhotoEditActivity : BaseActivity() {
 
     internal var saving: Boolean = false
     private val BITMAP_CONFIG = Bitmap.Config.ARGB_8888
@@ -189,7 +187,7 @@ class PhotoEditActivity : BaseActivity(), FilterListFragmentListener, EditImageF
 }
 
 //</editor-fold>
-    override fun onFilterSelected(filter: Filter) {
+    fun onFilterSelected(filter: Filter) {
         resetControls()
         filteredImage = compressedOriginalImage!!.copy(BITMAP_CONFIG, true)
         image_preview.setImageBitmap(filter.processFilter(filteredImage))
@@ -219,21 +217,21 @@ class PhotoEditActivity : BaseActivity(), FilterListFragmentListener, EditImageF
         }
     }
 
-    override fun onBrightnessChange(brightness: Int) {
+    fun onBrightnessChange(brightness: Int) {
         brightnessFinal = brightness
         val myFilter = Filter()
         myFilter.addEditFilters(brightness, saturationFinal, contrastFinal)
         applyFilterAndShowImage(myFilter, filteredImage)
     }
 
-    override fun onSaturationChange(saturation: Float) {
+    fun onSaturationChange(saturation: Float) {
         saturationFinal = saturation
         val myFilter = Filter()
         myFilter.addEditFilters(brightnessFinal, saturation, contrastFinal)
         applyFilterAndShowImage(myFilter, filteredImage)
     }
 
-    override fun onContrastChange(contrast: Float) {
+    fun onContrastChange(contrast: Float) {
         contrastFinal = contrast
         val myFilter = Filter()
         myFilter.addEditFilters(brightnessFinal, saturationFinal, contrast)
@@ -247,10 +245,10 @@ class PhotoEditActivity : BaseActivity(), FilterListFragmentListener, EditImageF
         return this
     }
 
-    override fun onEditStarted() {
+    fun onEditStarted() {
     }
 
-    override fun onEditCompleted() {
+    fun onEditCompleted() {
         val myFilter = Filter()
         myFilter.addEditFilters(brightnessFinal, saturationFinal, contrastFinal)
         val bitmap = filteredImage.copy(BITMAP_CONFIG, true)

app/src/main/java/com/h/pixeldroid/PostCreationActivity.kt

@@ -18,7 +18,6 @@ import com.bumptech.glide.Glide
 import com.google.android.material.textfield.TextInputLayout
 import com.h.pixeldroid.api.PixelfedAPI
 import com.h.pixeldroid.db.entities.UserDatabaseEntity
-import com.h.pixeldroid.interfaces.PostCreationListener
 import com.h.pixeldroid.objects.Attachment
 import com.h.pixeldroid.objects.Instance
 import com.h.pixeldroid.objects.Status
@@ -37,7 +36,7 @@ private val TAG = "Post Creation Activity"
 private val MORE_PICTURES_REQUEST_CODE = 0xffff
 
 
-class PostCreationActivity : BaseActivity(), PostCreationListener {
+class PostCreationActivity : BaseActivity() {
 
     private lateinit var recycler : RecyclerView
     private lateinit var adapter : PostCreationAdapter
@@ -95,7 +94,6 @@ class PostCreationActivity : BaseActivity(), PostCreationListener {
         upload()
 
         adapter = PostCreationAdapter(posts)
-        adapter.listener = this
         recycler = findViewById(R.id.image_grid)
         recycler.layoutManager = GridLayoutManager(this, 3)
         recycler.adapter = adapter
@@ -252,7 +250,7 @@ class PostCreationActivity : BaseActivity(), PostCreationListener {
 
     }
 
-    override fun onClick(position: Int) {
+    fun onClick(position: Int) {
         positionResult = position
 
         val intent = Intent(this, PhotoEditActivity::class.java)
@@ -296,7 +294,6 @@ class PostCreationActivity : BaseActivity(), PostCreationListener {
     }
 
     inner class PostCreationAdapter(private val posts: ArrayList<String>): RecyclerView.Adapter<PostCreationAdapter.ViewHolder>() {
-        var listener: PostCreationListener? = null
 
         override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
             val view =
@@ -335,7 +332,7 @@ class PostCreationActivity : BaseActivity(), PostCreationListener {
                     .into(itemView.galleryImage)
                 // adding click or tap handler for the image layout
                 itemView.setOnClickListener {
-                    listener?.onClick(adapterPosition)
+                    this@PostCreationActivity.onClick(adapterPosition)
                 }
 
             }

app/src/main/java/com/h/pixeldroid/adapters/ThumbnailAdapter.kt

@@ -8,14 +8,15 @@ import android.widget.ImageView
 import android.widget.TextView
 import androidx.core.content.ContextCompat
 import androidx.recyclerview.widget.RecyclerView
+import com.h.pixeldroid.PhotoEditActivity
 import com.h.pixeldroid.R
-import com.h.pixeldroid.interfaces.FilterListFragmentListener
+import com.h.pixeldroid.fragments.FilterListFragment
 import com.zomato.photofilters.utils.ThumbnailItem
 import kotlinx.android.synthetic.main.thumbnail_list_item.view.*
 
 class ThumbnailAdapter (private val context: Context,
                         private val tbItemList: List<ThumbnailItem>,
-                        private val listener: FilterListFragmentListener): RecyclerView.Adapter<ThumbnailAdapter.MyViewHolder>() {
+                        private val listener: FilterListFragment): RecyclerView.Adapter<ThumbnailAdapter.MyViewHolder>() {
 
     private var selectedIndex = 0
 

app/src/main/java/com/h/pixeldroid/fragments/EditImageFragment.kt

@@ -6,12 +6,12 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.SeekBar
+import com.h.pixeldroid.PhotoEditActivity
 import com.h.pixeldroid.R
-import com.h.pixeldroid.interfaces.EditImageFragmentListener
 
 class EditImageFragment : Fragment(),  SeekBar.OnSeekBarChangeListener {
 
-    private var listener: EditImageFragmentListener? = null
+    private var listener: PhotoEditActivity? = null
 
     private lateinit var seekbarBrightness: SeekBar
     private lateinit var seekbarSaturation: SeekBar
@@ -86,7 +86,7 @@ class EditImageFragment : Fragment(),  SeekBar.OnSeekBarChangeListener {
             listener!!.onEditCompleted()
     }
 
-    fun setListener(listener: EditImageFragmentListener) {
+    fun setListener(listener: PhotoEditActivity) {
         this.listener = listener
     }
 }

app/src/main/java/com/h/pixeldroid/fragments/FilterListFragment.kt

@@ -1,34 +1,29 @@
 package com.h.pixeldroid.fragments
 
 import android.graphics.Bitmap
-import android.graphics.ImageDecoder
-import android.os.Build
 import android.os.Bundle
 import android.provider.MediaStore
-import android.util.Log
 import android.util.TypedValue
-import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.core.graphics.decodeBitmap
+import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.DefaultItemAnimator
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import com.h.pixeldroid.PhotoEditActivity
 import com.h.pixeldroid.R
 import com.h.pixeldroid.adapters.ThumbnailAdapter
-import com.h.pixeldroid.interfaces.FilterListFragmentListener
 import com.h.pixeldroid.utils.SpaceItemDecoration
 import com.zomato.photofilters.FilterPack
 import com.zomato.photofilters.imageprocessors.Filter
 import com.zomato.photofilters.utils.ThumbnailItem
 import com.zomato.photofilters.utils.ThumbnailsManager
 
-class FilterListFragment : Fragment(), FilterListFragmentListener {
+class FilterListFragment : Fragment() {
 
     internal lateinit var recyclerView: RecyclerView
-    internal var listener : FilterListFragmentListener? = null
+    internal var listener : PhotoEditActivity? = null
     internal lateinit var adapter: ThumbnailAdapter
     internal lateinit var tbItemList: MutableList<ThumbnailItem>
 
@@ -107,13 +102,13 @@ class FilterListFragment : Fragment(), FilterListFragmentListener {
         }
     }
 
-    override fun onFilterSelected(filter: Filter) {
+    fun onFilterSelected(filter: Filter) {
         if(listener != null ){
             listener!!.onFilterSelected(filter)
         }
     }
 
-    fun setListener(listFragmentListener: FilterListFragmentListener) {
+    fun setListener(listFragmentListener: PhotoEditActivity) {
         this.listener = listFragmentListener
     }
 }

app/src/main/java/com/h/pixeldroid/interfaces/EditImageFragmentListener.kt

@@ -1,13 +0,0 @@
-package com.h.pixeldroid.interfaces
-
-interface EditImageFragmentListener {
-    fun onBrightnessChange(brightness: Int)
-
-    fun onSaturationChange(saturation: Float)
-
-    fun onContrastChange(contrast: Float)
-
-    fun onEditStarted()
-
-    fun onEditCompleted()
-}

app/src/main/java/com/h/pixeldroid/interfaces/FilterListFragmentListener.kt

@@ -1,7 +0,0 @@
-package com.h.pixeldroid.interfaces
-
-import com.zomato.photofilters.imageprocessors.Filter
-
-interface FilterListFragmentListener {
-    fun onFilterSelected(filter: Filter)
-}

app/src/main/java/com/h/pixeldroid/interfaces/PostCreationListener.kt

@@ -1,5 +0,0 @@
-package com.h.pixeldroid.interfaces
-
-interface PostCreationListener {
-    fun onClick(position: Int)
-}