Add flashlight to quick settings

Bug: 15934851

Change-Id: I86f61fa11fe64e76adb032391ce7e7170f59549d

2 files changed, 82 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSTile.java b/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
index 786cd9e..ba350e5 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
@@ -30,6 +30,7 @@ import com.android.systemui.R;
 import com.android.systemui.qs.QSTile.State;
 import com.android.systemui.statusbar.policy.BluetoothController;
 import com.android.systemui.statusbar.policy.CastController;
+import com.android.systemui.statusbar.policy.FlashlightController;
 import com.android.systemui.statusbar.policy.Listenable;
 import com.android.systemui.statusbar.policy.LocationController;
 import com.android.systemui.statusbar.policy.NetworkController;
@@ -221,6 +222,7 @@ public abstract class QSTile<TState extends State> implements Listenable {
         TetheringController getTetheringController();
         CastController getCastController();
         VolumeComponent getVolumeComponent();
+        FlashlightController getFlashlightController();
     }
 
     public static class State {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
new file mode 100644
index 0000000..b610cf3
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.systemui.qs.tiles;
+
+import com.android.systemui.R;
+import com.android.systemui.qs.QSTile;
+import com.android.systemui.qs.SecureSetting;
+import com.android.systemui.statusbar.policy.FlashlightController;
+
+import android.os.Handler;
+import android.os.Looper;
+import android.provider.Settings.Secure;
+
+/** Quick settings tile: Control flashlight **/
+public class FlashlightTile extends QSTile<QSTile.BooleanState> implements
+        FlashlightController.FlashlightListener {
+
+    private final FlashlightController mFlashlightController;
+
+    public FlashlightTile(Host host) {
+        super(host);
+        mFlashlightController = host.getFlashlightController();
+        mFlashlightController.addListener(this);
+    }
+
+    @Override
+    protected BooleanState newTileState() {
+        return new BooleanState();
+    }
+
+    @Override
+    public void setListening(boolean listening) {
+    }
+
+    @Override
+    protected void handleUserSwitch(int newUserId) {
+    }
+
+    @Override
+    protected void handleClick() {
+        boolean newState = !mState.value;
+        mFlashlightController.setFlashlight(newState);
+        refreshState(newState);
+    }
+
+    @Override
+    protected void handleUpdateState(BooleanState state, Object arg) {
+        if (arg instanceof Boolean) {
+            state.value = (Boolean) arg;
+        }
+        state.visible = mFlashlightController.isAvailable();
+        state.label = mHost.getContext().getString(R.string.quick_settings_flashlight_label);
+        state.iconId = state.value
+                ? R.drawable.ic_qs_flashlight_on : R.drawable.ic_qs_flashlight_off;
+    }
+
+    @Override
+    public void onFlashlightOff() {
+        refreshState(false);
+    }
+
+    @Override
+    public void onFlashlightError() {
+        refreshState(false);
+    }
+}