package com.hdl.photovoltaic.utils;
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import android.app.Activity;
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import android.content.Context;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import java.util.Iterator;
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import java.util.Stack;
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/**
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* Author: Zoro
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* Date: 2019/6/9
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* Description: This is AppManagerUtils
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*/
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public class AppManagerUtils {
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private static AppManagerUtils appManagerUtils;
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private AppManagerUtils() {
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}
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public static AppManagerUtils getAppManager() {
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if (null == appManagerUtils) {
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synchronized (AppManagerUtils.class) {
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if (null == appManagerUtils) {
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appManagerUtils = new AppManagerUtils();
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}
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}
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}
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return appManagerUtils;
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}
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/**
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* 获取AppVersion
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*
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* @param context
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* @return
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*/
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public static String getAppVersion(Context context) {
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String version = "";
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try {
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String packageName = context.getPackageName();
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PackageManager packageManager = context.getPackageManager();
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PackageInfo packageInfo = packageManager.getPackageInfo(packageName, 0);
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version = packageInfo.versionName;
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} catch (PackageManager.NameNotFoundException e) {
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e.printStackTrace();
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}
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return version;
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}
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/**
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* 默认的Activity堆栈
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*/
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private Stack<Activity> activityStack;
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/**
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* 添加Activity到堆栈
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*/
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public void addActivity(Activity activity) {
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if (activityStack == null) {
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activityStack = new Stack<>();
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}
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activityStack.add(activity);
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}
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/**
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* 移除Activity
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*/
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public void removeActivity(Activity activity) {
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if (activity != null) {
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activityStack.remove(activity);
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}
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}
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/**
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* 结束指定类名的Activity
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*/
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public void finishActivity(Class<?>... args) {
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Iterator<Activity> iterator = activityStack.listIterator();
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while (iterator.hasNext()) {
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Activity activity = iterator.next();
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for (Class<?> cls : args) {
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if (activity.getClass().equals(cls)) {
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activity.finish();
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iterator.remove();
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}
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}
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}
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}
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/**
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* 指定一个类名,从指定类名开始移除后面所有Activity
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*
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* @param className Activity-类名(activity.getClass().getName())
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* @param removeClass 是否移除本身(true-移除)
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*/
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public void finishActivity(String className, boolean removeClass) {
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Iterator<Activity> iterator = activityStack.listIterator();
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while (iterator.hasNext()) {
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Activity activity = iterator.next();
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if (activity.getClass().getName().equals(className)) {
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if (removeClass) {
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activity.finish();
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iterator.remove();
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}
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break;
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} else {
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activity.finish();
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iterator.remove();
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}
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}
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// int count= activityStack.size() - 1;
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// for (Iterator<Activity> it = activityStack.listIterator(count); it.hasNext(); ) {
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// Activity activity = it.next();
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// System.out.println("移除结束" + activity.getClass().getName());
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// if (activity.getClass().getName().equals(className)) {
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// if (removeClass) {
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// activity.finish();
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// it.remove();
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// }
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// break;
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// } else {
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// activity.finish();
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// it.remove();
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// }
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// }
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}
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/**
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* 结束所有Activity
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*/
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public void finishAllActivity() {
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for (int i = 0, size = activityStack.size(); i < size; i++) {
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if (null != activityStack.get(i)) {
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Activity activity = activityStack.get(i);
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if (!activity.isFinishing()) {
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activity.finish();
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}
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}
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}
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activityStack.clear();
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}
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// /**
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// * 判断当前应用是否是debug状态
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// */
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// public static boolean isApkInDebug(Context context) {
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// try {
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// ApplicationInfo info = context.getApplicationInfo();
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// return (info.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0;
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// } catch (Exception e) {
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// return false;
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// }
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// }
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}
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