Add a header layout

src/main/res/layout/layout_header.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/drawer_title"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:text="shadowsocks"
+    android:gravity="center"
+    android:background="@drawable/background_header"
+    android:textSize="32sp"
+    android:textColor="@android:color/white"/>

src/main/scala/com/github/shadowsocks/MainActivity.scala

@@ -22,12 +22,13 @@ package com.github.shadowsocks
 
 import java.lang.System.currentTimeMillis
 import java.net.{HttpURLConnection, URL}
-import java.util.Locale
+import java.util.{Locale, Hashtable}
 
 import android.app.Activity
 import android.app.backup.BackupManager
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener
 import android.content._
+import android.graphics.Typeface
 import android.net.{Uri, VpnService}
 import android.nfc.{NdefMessage, NfcAdapter}
 import android.os.{Build, Bundle, Handler}
@@ -40,6 +41,7 @@ import android.util.Log
 import android.view.View
 import android.webkit.{WebView, WebViewClient}
 import android.widget.{TextView, Toast}
+
 import com.github.jorgecastilloprz.FABProgressCircle
 import com.github.shadowsocks.ShadowsocksApplication.app
 import com.github.shadowsocks.aidl.IShadowsocksServiceCallback
@@ -51,6 +53,27 @@ import com.mikepenz.materialdrawer.model.interfaces.IDrawerItem
 import com.mikepenz.materialdrawer.model.{PrimaryDrawerItem, SecondaryDrawerItem}
 import com.mikepenz.materialdrawer.{Drawer, DrawerBuilder}
 
+object Typefaces {
+  def get(c: Context, assetPath: String): Typeface = {
+    cache synchronized {
+      if (!cache.containsKey(assetPath)) {
+        try {
+          cache.put(assetPath, Typeface.createFromAsset(c.getAssets, assetPath))
+        } catch {
+          case e: Exception =>
+            Log.e(TAG, "Could not get typeface '" + assetPath + "' because " + e.getMessage)
+            app.track(e)
+            return null
+        }
+      }
+      return cache.get(assetPath)
+    }
+  }
+
+  private final val TAG = "Typefaces"
+  private final val cache = new Hashtable[String, Typeface]
+}
+
 object MainActivity {
   private final val TAG = "ShadowsocksMainActivity"
   private final val REQUEST_CONNECT = 1
@@ -209,7 +232,7 @@ class MainActivity extends Activity with ServiceBoundContext with Drawer.OnDrawe
     setContentView(R.layout.layout_main)
     drawer = new DrawerBuilder()
       .withActivity(this)
-      // TODO: .withHeader(R.drawable.some_header)
+      .withHeader(R.layout.layout_header)
       .addDrawerItems(
         new PrimaryDrawerItem()
           .withIdentifier(DRAWER_PROFILES)
@@ -228,6 +251,12 @@ class MainActivity extends Activity with ServiceBoundContext with Drawer.OnDrawe
       .withOnDrawerItemClickListener(this)
       .withActionBarDrawerToggle(true)
       .build()
+
+    val header = drawer.getHeader
+    val title = header.findViewById(R.id.drawer_title).asInstanceOf[TextView]
+    val tf = Typefaces.get(this, "fonts/Iceland.ttf")
+    if (tf != null) title.setTypeface(tf)
+
     if (savedInstanceState == null) displayFragment(profilesFragment)
     stat = findViewById(R.id.stat)
     connectionTestText = findViewById(R.id.connection_test).asInstanceOf[TextView]