添加滑动监听，回调给onItemSelected

demo/src/main/java/com/chaychan/bottombarlayout/MainActivity.java

@@ -7,6 +7,7 @@ import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentStatePagerAdapter;
 import android.support.v4.view.ViewPager;
+import android.util.Log;
 import android.view.animation.Animation;
 import android.view.animation.RotateAnimation;
 import android.widget.ImageView;
@@ -74,6 +75,7 @@ public class MainActivity extends FragmentActivity {
         mBottomBarLayout.setOnItemSelectedListener(new BottomBarLayout.OnItemSelectedListener() {
             @Override
             public void onItemSelected(final BottomBarItem bottomBarItem, int position) {
+                Log.i("MainActivity","position: " + position);
                 if (position == 0){
                     //如果是第一个，即首页
                     if (mBottomBarLayout.getCurrentItem() == position){

library/src/main/java/com/chaychan/library/BottomBarLayout.java

@@ -86,10 +86,13 @@ public class BottomBarLayout extends LinearLayout implements ViewPager.OnPageCha
 
     @Override
     public void onPageSelected(int position) {
-        mCurrentItem = position;//记录当前位置
         resetState();
         mItemViews.get(position).setStatus(true);
         mViewPager.setCurrentItem(position, mSmoothScroll);
+        if (onItemSelectedListener != null){
+            onItemSelectedListener.onItemSelected(getBottomItem(position),position);
+        }
+        mCurrentItem = position;//记录当前位置
     }
 
     @Override