Sliding panel (early version, current implementation will probably replaced with a fragment implementation soon), translucent and colored statusbar for KitKat everywhere, use correct text colors for secondary texts, numerous clean ups

app/src/main/java/com/kabouzeid/gramophone/misc/SimpleAnimatorListener.java

@@ -0,0 +1,28 @@
+package com.kabouzeid.gramophone.misc;
+
+import android.animation.Animator;
+
+/**
+ * @author Karim Abou Zeid (kabouzeid)
+ */
+public abstract class SimpleAnimatorListener implements Animator.AnimatorListener {
+    @Override
+    public void onAnimationStart(Animator animation) {
+
+    }
+
+    @Override
+    public void onAnimationEnd(Animator animation) {
+
+    }
+
+    @Override
+    public void onAnimationCancel(Animator animation) {
+
+    }
+
+    @Override
+    public void onAnimationRepeat(Animator animation) {
+
+    }
+}

app/src/main/java/com/kabouzeid/gramophone/misc/SimpleObservableScrollViewCallbacks.java

@@ -6,7 +6,7 @@ import com.github.ksoichiro.android.observablescrollview.ScrollState;
 /**
  * @author Karim Abou Zeid (kabouzeid)
  */
-public class SmallObservableScrollViewCallbacks implements ObservableScrollViewCallbacks {
+public abstract class SimpleObservableScrollViewCallbacks implements ObservableScrollViewCallbacks {
     @Override
     public void onScrollChanged(int i, boolean b, boolean b2) {
 

app/src/main/java/com/kabouzeid/gramophone/misc/SimpleOnSeekbarChangeListener.java

@@ -0,0 +1,23 @@
+package com.kabouzeid.gramophone.misc;
+
+import android.widget.SeekBar;
+
+/**
+ * @author Karim Abou Zeid (kabouzeid)
+ */
+public abstract class SimpleOnSeekbarChangeListener implements SeekBar.OnSeekBarChangeListener {
+    @Override
+    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
+
+    }
+
+    @Override
+    public void onStartTrackingTouch(SeekBar seekBar) {
+
+    }
+
+    @Override
+    public void onStopTrackingTouch(SeekBar seekBar) {
+
+    }
+}

app/src/main/java/com/kabouzeid/gramophone/misc/SimpleTransitionListener.java

@@ -7,7 +7,7 @@ import android.transition.Transition;
  * @author Karim Abou Zeid (kabouzeid)
  */
 @TargetApi(21)
-public class SmallTransitionListener implements Transition.TransitionListener {
+public abstract class SimpleTransitionListener implements Transition.TransitionListener {
     @Override
     public void onTransitionStart(Transition transition) {
 

app/src/main/java/com/kabouzeid/gramophone/misc/SmallOnGestureListener.java

@@ -1,39 +0,0 @@
-package com.kabouzeid.gramophone.misc;
-
-import android.view.GestureDetector;
-import android.view.MotionEvent;
-
-/**
- * @author Karim Abou Zeid (kabouzeid)
- */
-public class SmallOnGestureListener implements GestureDetector.OnGestureListener {
-    @Override
-    public boolean onDown(MotionEvent e) {
-        return false;
-    }
-
-    @Override
-    public void onShowPress(MotionEvent e) {
-
-    }
-
-    @Override
-    public boolean onSingleTapUp(MotionEvent e) {
-        return false;
-    }
-
-    @Override
-    public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
-        return false;
-    }
-
-    @Override
-    public void onLongPress(MotionEvent e) {
-
-    }
-
-    @Override
-    public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
-        return false;
-    }
-}