widget 1.1.5 添加ActivityLifeCycle 检测app被系统回收(强杀)状态

sobot_widget/sobot-widget-publish-mavencentral.gradle

@@ -12,7 +12,7 @@ task androidSourcesJar(type: Jar) {
 ext {
     PUBLISH_GROUP_ID = "com.sobot.library"        //项目包名
     PUBLISH_ARTIFACT_ID = 'widget_x'            //项目名
-    PUBLISH_VERSION = '1.1.4'                    //版本号
+    PUBLISH_VERSION = '1.1.5'                    //版本号
 }
 
 

sobot_widget/src/main/java/com/sobot/widget/myappliction/SobotActivityLifeCycle.java

+package com.sobot.widget.myappliction;
+
+import android.app.Activity;
+import android.app.Application;
+import android.os.Bundle;
+import android.util.Log;
+
+import com.sobot.utils.SobotLogUtils;
+
+import java.lang.ref.WeakReference;
+
+/**
+ * app 管理类
+ * 可判断 app被系统回收(强杀)状态；app是否前台
+ */
+public class SobotActivityLifeCycle implements Application.ActivityLifecycleCallbacks {
+    //默认被初始化状态，被系统回收(强杀)状态
+    public int mAppStatus = SobotAppStatusConstant.STATUS_FORCE_KILLED;
+    private boolean mPaused = true;
+    private boolean mForeground = false;
+    private static SobotActivityLifeCycle sInstance;
+    //当前Activity的弱引用
+    private WeakReference<Activity> mActivityReference;
+
+    protected final String TAG = "SobotActivityLifeCycle";
+
+    public static final int ACTIVITY_ON_RESUME = 0;
+    public static final int ACTIVITY_ON_PAUSE = 1;
+
+    //打开的Activity数量统计
+    private int activityStartCount = 0;
+
+
+    private SobotActivityLifeCycle() {
+    }
+
+    public static synchronized SobotActivityLifeCycle getInstance() {
+        if (sInstance == null) {
+            sInstance = new SobotActivityLifeCycle();
+        }
+        return sInstance;
+    }
+
+    /**
+     * 获取APP状态
+     *
+     * @return
+     */
+    public int getAppStatus() {
+        return mAppStatus;
+    }
+
+    /**
+     * 设置APP状态
+     *
+     * @param appStatus
+     */
+    public void setAppStatus(int appStatus) {
+        this.mAppStatus = appStatus;
+    }
+
+    public Activity getCurrentActivity() {
+        if (mActivityReference != null) {
+            return mActivityReference.get();
+        }
+        return null;
+    }
+
+    public boolean isForground() {
+        return mForeground;
+    }
+
+    @Override
+    public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
+        Log.d(TAG, activity.getLocalClassName() + " " + "onActivityCreated");
+        mActivityReference = new WeakReference<Activity>(activity);
+    }
+
+    @Override
+    public void onActivityStarted(Activity activity) {
+        Log.d(TAG, activity.getLocalClassName() + " " + "onActivityStarted");
+        activityStartCount++;
+        //数值从0变到1说明是从后台切到前台
+        if (activityStartCount == 1) {
+            //从后台切到前台
+            SobotLogUtils.i("从后台切到前台");
+        }
+    }
+
+    @Override
+    public void onActivityResumed(Activity activity) {
+        String activityName = activity.getClass().getName();
+        mPaused = false;
+        mForeground = true;
+        mActivityReference = new WeakReference<Activity>(activity);
+    }
+
+    @Override
+    public void onActivityPaused(Activity activity) {
+        //pause事件后是否在前台要分情况判断
+        mPaused = true;
+    }
+
+    @Override
+    public void onActivityStopped(Activity activity) {
+        Log.d(TAG, activity.getLocalClassName() + " " + "onActivityStopped");
+        activityStartCount--;
+        //数值从1到0说明是从前台切到后台
+        if (activityStartCount == 0) {
+            //从前台切到后台
+            SobotLogUtils.i("从前台切到后台");
+        }
+
+    }
+
+    @Override
+    public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
+
+    }
+
+    @Override
+    public void onActivityDestroyed(Activity activity) {
+        Log.d(TAG, activity.getLocalClassName() + " " + "onActivityDestroyed");
+    }
+}

sobot_widget/src/main/java/com/sobot/widget/myappliction/SobotAppStatusConstant.java

+package com.sobot.widget.myappliction;
+
+public class SobotAppStatusConstant {
+    public static final int STATUS_FORCE_KILLED = -1; //应用放在后台被强杀了
+    public static final int STATUS_NORMAL = 1;  //APP正常态
+}