修改AppManager的activity出栈方式,以修复Activity销毁后会自动退出App的问题

app/src/main/java/com/gh/base/GHActivityLifecycleCallbacksImpl.java

@@ -65,7 +65,9 @@ public class GHActivityLifecycleCallbacksImpl implements ActivityLifecycleCallba
 
     @Override
     public void onActivityDestroyed(Activity activity) {
-        AppManager.getInstance().finishActivity(activity);
+        if (activity.isFinishing()) {
+            AppManager.getInstance().finishActivity(activity);
+        }
     }
 
 }

app/src/main/java/com/gh/common/util/DialogUtils.java

@@ -1237,6 +1237,7 @@ public class DialogUtils {
             return context;
         }
 
+        // currentActivity 是否存在 isDestroyed 的情况?
         return AppManager.getInstance().currentActivity();
     }