Use ActivityLifecycleCallbacks for start,stop,pause and resume events

README.md

@@ -232,37 +232,8 @@ You could use `DebugDrawer` or `DebugView` depending on your needs
     }
 ```
 
-### 2. Lifecycle
-If you use `NetworkModule`, `LocationModule`, `FpsModule` or your own which is hooked with BroadcastReceivers you must call `onStart`/`onStop`, `onResume`/`onPause` in your activity
+### 2. `TimberModule`
 
-```java
-
-    @Override
-    protected void onStart() {
-        super.onStart();
-        debugDrawer.onStart();
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        debugDrawer.onResume();
-    }
-
-     @Override
-    protected void onPause() {
-        super.onPause();
-        debugDrawer.onPause();
-    }
-
-    @Override
-    protected void onStop() {
-        super.onStop();
-        debugDrawer.onStop();
-    }
-```
-
-### 3. `TimberModule`
 Don't forget to plant needed log trees in Application class. Tree that is used by `TimberModule` stored in `LumberYard` class.
 
 Application class example:

debugdrawer/src/main/java/io/palaima/debugdrawer/DebugDrawer.java

@@ -30,6 +30,7 @@
 import android.widget.ScrollView;
 
 import io.palaima.debugdrawer.base.DebugModule;
+import io.palaima.debugdrawer.util.DebugDrawerLifecycleCallbacks;
 import io.palaima.debugdrawer.util.UIUtils;
 import io.palaima.debugdrawer.view.DebugView;
 import io.palaima.debugdrawer.view.ScrimInsetsFrameLayout;
@@ -399,6 +400,9 @@ public void onDrawerStateChanged(int newState) {
             //create the result object
             DebugDrawer result = new DebugDrawer(this);
 
+            //register a lifecycle callback for start, stop, pause and resume events
+            activity.getApplication().registerActivityLifecycleCallbacks(new DebugDrawerLifecycleCallbacks(activity, result));
+
             //forget the reference to the activity
             activity = null;
 

debugdrawer/src/main/java/io/palaima/debugdrawer/util/DebugDrawerLifecycleCallbacks.java

@@ -0,0 +1,62 @@
+package io.palaima.debugdrawer.util;
+
+import android.app.Activity;
+import android.app.Application;
+import android.os.Bundle;
+
+import io.palaima.debugdrawer.DebugDrawer;
+
+public class DebugDrawerLifecycleCallbacks implements Application.ActivityLifecycleCallbacks {
+    private Activity mActivity;
+    private DebugDrawer mDebugDrawer;
+
+    public DebugDrawerLifecycleCallbacks(Activity activity, DebugDrawer debugDrawer) {
+        mActivity = activity;
+        mDebugDrawer = debugDrawer;
+    }
+
+    @Override
+    public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
+
+    }
+
+    @Override
+    public void onActivityStarted(Activity activity) {
+        if (mActivity == activity) {
+            mDebugDrawer.onStart();
+        }
+    }
+
+    @Override
+    public void onActivityResumed(Activity activity) {
+        if (mActivity == activity) {
+            mDebugDrawer.onResume();
+        }
+    }
+
+    @Override
+    public void onActivityPaused(Activity activity) {
+        if (mActivity == activity) {
+            mDebugDrawer.onPause();
+        }
+    }
+
+    @Override
+    public void onActivityStopped(Activity activity) {
+        if (mActivity == activity) {
+            mDebugDrawer.onStop();
+        }
+    }
+
+    @Override
+    public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
+
+    }
+
+    @Override
+    public void onActivityDestroyed(Activity activity) {
+        mActivity.getApplication().unregisterActivityLifecycleCallbacks(this);
+        mActivity = null;
+        mDebugDrawer = null;
+    }
+}