Checks if this application is foreground - Android App

Android examples for App:App Running

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Description

Checks if this application is foreground

Demo Code


//package com.java2s;
import java.util.List;
import android.app.ActivityManager;
import android.app.ActivityManager.RunningAppProcessInfo;

import android.content.Context;

public class Main {
    /**//from   w  w w  . j  a va  2  s.  co  m
     * Checks if this application is foreground
     * 
     * @param context Context to be examined
     * @return true if this application is running on the top; false otherwise
     */
    public static boolean isContextForeground(Context context) {

        ActivityManager activityManager = (ActivityManager) context
                .getSystemService(Context.ACTIVITY_SERVICE);
        List<RunningAppProcessInfo> appProcesses = activityManager
                .getRunningAppProcesses();
        int pid = getPid();
        for (RunningAppProcessInfo appProcess : appProcesses) {
            if (appProcess.pid == pid) {
                return appProcess.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND;
            }
        }
        return false;
    }

    private static int getPid() {
        return android.os.Process.myPid();
    }
}

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