Changed animation slide

app/src/main/java/org/torproject/snowflake/MainActivity.java

@@ -89,24 +89,9 @@ public class MainActivity extends AppCompatActivity implements MainFragmentCallb
 
         Log.d(TAG, "startFragment: " + currentFragment);
 
-        //////Animation
-
-        Slide slideTransition;
-        //This defines how the fragment moves. Either from left to right or right to left.
-        int gravity = transitionToggle ? Gravity.END : Gravity.START;
-        transitionToggle = !transitionToggle;
-        if (Build.VERSION.SDK_INT > 21) {
-            slideTransition = new Slide(gravity);
-        } else {
-            slideTransition = new Slide(GravityCompat.getAbsoluteGravity(gravity, getResources().getConfiguration().getLayoutDirection()));
-        }
-        slideTransition.setDuration(400);
-
-        fragment.setEnterTransition(slideTransition);
-        //////
-
         getSupportFragmentManager()
                 .beginTransaction()
+                .setCustomAnimations(R.anim.frag_entry_slide, R.anim.frag_exit_slide)
                 .replace(R.id.fragment_container,
                         fragment, Integer.toString(currentFragment)).commit();
     }

app/src/main/res/anim/frag_entry_slide.xml

+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shareInterpolator="false">
+    <translate
+        android:duration="@android:integer/config_mediumAnimTime"
+        android:fromXDelta="-100%"
+        android:fromYDelta="0%"
+        android:toXDelta="0%"
+        android:toYDelta="0%" />
+</set>
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app/src/main/res/anim/frag_exit_slide.xml

+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shareInterpolator="false">
+    <translate
+        android:duration="@android:integer/config_mediumAnimTime"
+        android:fromXDelta="0%"
+        android:fromYDelta="0%"
+        android:toXDelta="100%"
+        android:toYDelta="0%" />
+</set>
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