new API: addLocationModeListener()

c19354837 · Feb 14, 2019 · 54a1c98 · 54a1c98
1 parent f86c55d
commit 54a1c98
Show file tree

Hide file tree

Showing 2 changed files with 47 additions and 8 deletions.
diff --git a/SystemSetting.js b/SystemSetting.js
@@ -217,6 +217,10 @@ export default class SystemSetting {
         return await SystemSetting._addListener(true, 'location', 'EventLocationChange', callback)
     }
 
+    static async addLocationModeListener(callback) {
+        return await SystemSetting._addListener(true, 'locationMode', 'EventLocationModeChange', callback)
+    }
+
     static async addAirplaneListener(callback) {
         return await SystemSetting._addListener(true, 'airplane', 'EventAirplaneChange', callback)
     }

diff --git a/android/src/main/java/com/ninty/system/setting/SystemSetting.java b/android/src/main/java/com/ninty/system/setting/SystemSetting.java
@@ -50,6 +50,7 @@ public class SystemSetting extends ReactContextBaseJavaModule implements Activit
     private volatile BroadcastReceiver wifiBR;
     private volatile BroadcastReceiver bluetoothBR;
     private volatile BroadcastReceiver locationBR;
+    private volatile BroadcastReceiver locationModeBR;
     private volatile BroadcastReceiver airplaneBR;
 
     public SystemSetting(ReactApplicationContext reactContext) {
@@ -150,6 +151,28 @@ public void onReceive(Context context, Intent intent) {
         }
     }
 
+    private void listenLocationModeState() {
+        if (locationModeBR == null) {
+            synchronized (this) {
+                if (locationModeBR == null) {
+                    locationModeBR = new BroadcastReceiver() {
+                        @Override
+                        public void onReceive(Context context, Intent intent) {
+                            if (intent.getAction().equals(LocationManager.MODE_CHANGED_ACTION)) {
+                                mContext.getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter.class)
+                                        .emit("EventLocationModeChange", getLocationMode());
+                            }
+                        }
+                    };
+                    IntentFilter locationFilter = new IntentFilter();
+                    locationFilter.addAction(LocationManager.MODE_CHANGED_ACTION);
+
+                    mContext.registerReceiver(locationModeBR, locationFilter);
+                }
+            }
+        }
+    }
+
     private void listenAirplaneState() {
         if (airplaneBR == null) {
             synchronized (this) {
@@ -377,19 +400,23 @@ public void isLocationEnabled(Promise promise) {
     @ReactMethod
     public void getLocationMode(Promise promise) {
         if (lm != null) {
-            int result = 0;
-            if (lm.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
-                result |= 1;
-            }
-            if (lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
-                result |= 1 << 1;
-            }
-            promise.resolve(result);
+            promise.resolve(getLocationMode());
         } else {
             promise.reject("-1", "get location manager fail");
         }
     }
 
+    private int getLocationMode() {
+        int result = 0;
+        if (lm.isProviderEnabled(LocationManager.GPS_PROVIDER)) {
+            result |= 1;
+        }
+        if (lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
+            result |= 1 << 1;
+        }
+        return result;
+    }
+
     private boolean isLocationEnable() {
         return lm.isProviderEnabled(LocationManager.GPS_PROVIDER)
                 || lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
@@ -439,6 +466,10 @@ public void activeListener(String type, Promise promise) {
                 listenLocationState();
                 promise.resolve(null);
                 return;
+            case "locationMode":
+                listenLocationModeState();
+                promise.resolve(null);
+                return;
             case "airplane":
                 listenAirplaneState();
                 promise.resolve(null);
@@ -523,6 +554,10 @@ public void onHostDestroy() {
             mContext.unregisterReceiver(locationBR);
             locationBR = null;
         }
+        if (locationModeBR != null) {
+            mContext.unregisterReceiver(locationModeBR);
+            locationBR = null;
+        }
         if (airplaneBR != null) {
             mContext.unregisterReceiver(airplaneBR);
             airplaneBR = null;