Merge pull request #17323 from nextcloud/fix/gallery-fragment-action

fix(gallery-fragment): action

Author: tobiasKaminsky

app/src/main/java/com/owncloud/android/ui/fragment/GalleryFragment.kt

@@ -108,7 +108,7 @@ class GalleryFragment :
 
     private fun setupBottomSheet() {
         if (bottomSheet == null) {
-            bottomSheet = GalleryFragmentBottomSheetDialog(this)
+            bottomSheet = GalleryFragmentBottomSheetDialog()
         }
     }
 

app/src/main/java/com/owncloud/android/ui/fragment/GalleryFragmentBottomSheetDialog.kt

@@ -23,12 +23,15 @@ import com.owncloud.android.databinding.FragmentGalleryBottomSheetBinding
 import com.owncloud.android.utils.theme.ViewThemeUtils
 import javax.inject.Inject
 
-class GalleryFragmentBottomSheetDialog(private val actions: GalleryFragmentBottomSheetActions) :
+class GalleryFragmentBottomSheetDialog :
     BottomSheetDialogFragment(R.layout.fragment_gallery_bottom_sheet),
     Injectable {
     @Inject
     lateinit var viewThemeUtils: ViewThemeUtils
 
+    private val actions: GalleryFragmentBottomSheetActions?
+        get() = parentFragment as? GalleryFragmentBottomSheetActions
+
     private lateinit var binding: FragmentGalleryBottomSheetBinding
     private var currentMediaState: MediaState = MediaState.MEDIA_STATE_DEFAULT
 
@@ -104,14 +107,14 @@ class GalleryFragmentBottomSheetDialog(private val actions: GalleryFragmentBotto
             dismiss()
         }
         binding.btnSelectMediaFolder.setOnClickListener {
-            actions.selectMediaFolder()
+            actions?.selectMediaFolder()
             dismiss()
         }
     }
 
     private fun notifyStateChange() {
         setupLayout()
-        actions.updateMediaContent(currentMediaState)
+        actions?.updateMediaContent(currentMediaState)
     }
 
     val currMediaState: MediaState