Fully migrated to Kotlin

app/src/main/java/ch/dissem/apps/abit/DetailActivity.kt

@@ -0,0 +1,46 @@
+package ch.dissem.apps.abit
+
+import android.content.Intent
+import android.os.Bundle
+import android.support.v4.app.NavUtils
+import android.support.v7.app.AppCompatActivity
+import android.view.MenuItem
+import com.mikepenz.materialize.MaterializeBuilder
+import kotlinx.android.synthetic.main.scrolling_toolbar_layout.*
+
+/**
+ * @author Christian Basler
+ */
+abstract class DetailActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.scrolling_toolbar_layout)
+
+        setSupportActionBar(toolbar)
+        // Show the Up button in the action bar.
+        supportActionBar!!.setDisplayHomeAsUpEnabled(true)
+
+        MaterializeBuilder()
+                .withActivity(this)
+                .withStatusBarColorRes(R.color.colorPrimaryDark)
+                .withTranslucentStatusBarProgrammatically(true)
+                .withStatusBarPadding(true)
+                .build()
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem) = when (item.itemId) {
+        android.R.id.home -> {
+            // This ID represents the Home or Up button. In the case of this
+            // activity, the Up button is shown. Use NavUtils to allow users
+            // to navigate up one level in the application structure. For
+            // more details, see the Navigation pattern on Android Design:
+            //
+            // http://developer.android.com/design/patterns/navigation.html#up-vs-back
+            //
+            NavUtils.navigateUpTo(this, Intent(this, MainActivity::class.java))
+            true
+        }
+        else -> super.onOptionsItemSelected(item)
+    }
+}