Merge pull request #3 from smhdk/master

current fragment position listener added

Author: msayan

.idea/modules.xml

@@ -28,4 +28,9 @@ public void finishTutorial() {
         Toast.makeText(this, "Tutorial finished", Toast.LENGTH_SHORT).show();
         finish();
     }
+
+    @Override
+    public void currentFragmentPosition(int position) {
+        Toast.makeText(this,"Position : " + position,Toast.LENGTH_SHORT).show();
+    }
 }

app/src/main/java/com/hololo/tutorial/sample/MainActivity.java

@@ -0,0 +1,5 @@
+package com.hololo.tutorial.library;
+
+public interface CurrentFragmentListener {
+    void currentFragmentPosition(int position);
+}

library/src/main/java/com/hololo/tutorial/library/CurrentFragmentListener.java

@@ -22,7 +22,7 @@
 import java.util.ArrayList;
 import java.util.List;
 
-public class TutorialActivity extends AppCompatActivity implements View.OnClickListener {
+public abstract class TutorialActivity extends AppCompatActivity implements View.OnClickListener,CurrentFragmentListener {
 
     private List<Step> steps;
     private StepPagerAdapter adapter;
@@ -32,6 +32,7 @@ public class TutorialActivity extends AppCompatActivity implements View.OnClickL
     private LinearLayout indicatorLayout;
     private FrameLayout containerLayout;
     private RelativeLayout buttonContainer;
+    private CurrentFragmentListener currentFragmentListener;
 
     private int currentItem;
 
@@ -43,7 +44,7 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         setTheme(R.style.TutorialStyle);
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_tutorial);
-
+        currentFragmentListener = this;
         init();
     }
 
@@ -74,6 +75,7 @@ public void onPageScrolled(int position, float positionOffset, int positionOffse
             @Override
             public void onPageSelected(int position) {
                 currentItem = position;
+                currentFragmentListener.currentFragmentPosition(position);
                 controlPosition(position);
             }
 
@@ -279,4 +281,6 @@ public void onRequestPermissionsResult(int requestCode, @NonNull String[] permis
             changeFragment(true);
         }
     }
+
+
 }