Merge branch 'n' and update to API level 24

Fix #671.

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

@@ -203,7 +203,7 @@ class AppManager extends AppCompatActivity with OnMenuItemClickListener {
     this.setContentView(R.layout.layout_apps)
     toolbar = findViewById(R.id.toolbar).asInstanceOf[Toolbar]
     toolbar.setTitle(R.string.proxied_apps)
-    toolbar.setNavigationIcon(R.drawable.abc_ic_ab_back_mtrl_am_alpha)
+    toolbar.setNavigationIcon(R.drawable.abc_ic_ab_back_material)
     toolbar.setNavigationOnClickListener((v: View) => {
       val intent = getParentActivityIntent
       if (intent == null) finish else navigateUpTo(intent)

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

@@ -0,0 +1,57 @@
+package com.github.shadowsocks
+
+import android.content.Intent
+import android.graphics.drawable.Icon
+import android.service.quicksettings.{Tile, TileService}
+import com.github.shadowsocks.aidl.IShadowsocksServiceCallback
+import com.github.shadowsocks.utils.State
+import com.github.shadowsocks.ShadowsocksApplication.app
+
+/**
+  * @author Mygod
+  */
+final class ShadowsocksTileService extends TileService with ServiceBoundContext {
+  private lazy val iconIdle = Icon.createWithResource(this, R.drawable.ic_start_idle).setTint(0x80ffffff)
+  private lazy val iconBusy = Icon.createWithResource(this, R.drawable.ic_start_busy)
+  private lazy val iconConnected = Icon.createWithResource(this, R.drawable.ic_start_connected)
+  private lazy val callback = new IShadowsocksServiceCallback.Stub {
+    def trafficUpdated(txRate: Long, rxRate: Long, txTotal: Long, rxTotal: Long) = ()
+    def stateChanged(state: Int, msg: String) {
+      val tile = getQsTile
+      state match {
+        case State.STOPPED =>
+          tile.setIcon(iconIdle)
+          tile.setLabel(getString(R.string.app_name))
+          tile.setState(Tile.STATE_INACTIVE)
+        case State.CONNECTED =>
+          tile.setIcon(iconConnected)
+          tile.setLabel(app.currentProfile match {
+            case Some(profile) => profile.name
+            case None => getString(R.string.app_name)
+          })
+          tile.setState(Tile.STATE_ACTIVE)
+        case _ =>
+          tile.setIcon(iconBusy)
+          tile.setLabel(getString(R.string.app_name))
+          tile.setState(Tile.STATE_UNAVAILABLE)
+      }
+      tile.updateTile
+    }
+  }
+
+  override def onServiceConnected = callback.stateChanged(bgService.getState, null)
+
+  override def onStartListening {
+    super.onStartListening
+    attachService(callback)
+  }
+
+  override def onStopListening {
+    super.onStopListening
+    detachService // just in case the user switches to NAT mode
+  }
+
+  override def onClick = if (isLocked) unlockAndRun(configure) else configure()
+
+  private def configure() = startActivityAndCollapse(new Intent(this, classOf[Shadowsocks]))
+}