adds simple long press to seek forward/back

Author: nift4

app/src/main/java/org/akanework/gramophone/ui/components/FullBottomSheet.kt

@@ -425,10 +425,20 @@ class FullBottomSheet
             ViewCompat.performHapticFeedback(it, HapticFeedbackConstantsCompat.CONTEXT_CLICK)
             instance?.seekToPrevious()
         }
+        bottomSheetFullPreviousButton.setOnLongClickListener {
+            ViewCompat.performHapticFeedback(it, HapticFeedbackConstantsCompat.LONG_PRESS)
+            instance?.seekBack()
+            true
+        }
         bottomSheetFullNextButton.setOnClickListener {
             ViewCompat.performHapticFeedback(it, HapticFeedbackConstantsCompat.CONTEXT_CLICK)
             instance?.seekToNext()
         }
+        bottomSheetFullNextButton.setOnLongClickListener {
+            ViewCompat.performHapticFeedback(it, HapticFeedbackConstantsCompat.LONG_PRESS)
+            instance?.seekForward()
+            true
+        }
         bottomSheetShuffleButton.addOnCheckedChangeListener { _, isChecked ->
             instance?.shuffleModeEnabled = isChecked
         }