小红点

package com.example.administrator.videopokernew;import android.graphics.Bitmap;import android.net.Uri;import android.os.Environment;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.util.Log;import android.widget.*;import android.view.View;import android.view.View.OnClickListener;import  android.content.Intent;import com.example.administrator.myhellofacebook.R;import com.facebook.CallbackManager;import com.facebook.FacebookCallback;import com.facebook.FacebookException;import com.facebook.share.Sharer;import com.facebook.share.widget.ShareDialog;import com.facebook.share.model.ShareLinkContent;import java.io.File;import java.io.FileOutputStream;public class MainActivity extends AppCompatActivity  {    static private MainActivity s_instance;    Button btn;    private CallbackManager callbackManager;    private ShareDialog shareDialog;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        callbackManager = CallbackManager.Factory.create();        shareDialog = new ShareDialog(this);        shareDialog.registerCallback(                callbackManager,                shareCallback);        setContentView( R.layout.activity_main);        s_instance= this;        btn= findViewById(R.id.btn);        btn.setOnClickListener(new OnClickListener()        {            public void onClick(View v) {                BadgeUtil.setBadgeCount(s_instance,99, R.mipmap.red);//               System.out.println ( "点击事件添加成功" );//                Toast.makeText ( s_instance, "请更新Google Play到最新版本，并检查google账号在此设备是否可用", Toast.LENGTH_LONG ).show ();//                Intent intent = new Intent();//                intent.setAction("cn.programmer.CUSTOM_INTENT");//                sendBroadcast(intent);//                BadgeUtil.setBadgeCount ( s_instance,88,R.drawable.ic_launcher_background);            }        });    }    void share()    {        System.out.println ( "开始分享:"+ShareDialog.canShow(ShareLinkContent.class) );        if (ShareDialog.canShow(ShareLinkContent.class)){            ShareLinkContent linkContent = new ShareLinkContent.Builder()                    .setContentUrl( Uri.parse("http://developers.facebook.com"))                    .build();            shareDialog.show(linkContent);        }    }    private FacebookCallback shareCallback = new FacebookCallback() {        @Override        public void onCancel() {            Log.d("HelloFacebook", "Canceled");        }        @Override        public void onError(FacebookException error) {            Log.d("HelloFacebook", String.format("Error: %s", error.toString()));        }        @Override        public void onSuccess(Sharer.Result result) {            Log.d("HelloFacebook", "Success!");        }    };    protected void onActivityResult(int requestCode, int resultCode, Intent data) {        super.onActivityResult(requestCode, resultCode, data);        callbackManager.onActivityResult(requestCode, resultCode, data);    }    void test(){        System.out.println ( "开始截图" );        View dView = getWindow().getDecorView();        dView.setDrawingCacheEnabled(true);        dView.buildDrawingCache();        Bitmap bitmap = Bitmap.createBitmap(dView.getDrawingCache());        if (bitmap != null) {            try {                // 获取内置SD卡路径                String sdCardPath = Environment.getExternalStorageDirectory().getPath();                // 图片文件路径                String filePath = sdCardPath + File.separator + "screenshot.png";                File file = new File(filePath);                FileOutputStream os = new FileOutputStream(file);                bitmap.compress(Bitmap.CompressFormat.PNG, 100, os);                os.flush();                os.close();                System.out.println ( "截图完成" );            } catch (Exception e) {            }        }    }}

package com.example.administrator.videopokernew;import android.app.Notification;import android.app.NotificationManager;import android.content.ComponentName;import android.content.ContentValues;import android.content.Context;import android.content.Intent;import android.content.pm.PackageManager;import android.content.pm.ResolveInfo;import android.net.Uri;import android.os.Build;import android.support.v4.app.NotificationCompat;import android.os.Bundle;import java.lang.reflect.Field;import java.lang.reflect.Method;public class BadgeUtil {    private BadgeUtil() throws InstantiationException {        throw new InstantiationException("This class is not for instantiation");    }    /**     * 设置Badge 目前支持Launcher     */    public static void setBadgeCount(Context context, int count, int iconResId) {        if (count <= 0) {            count = 0;        } else {            count = Math.max(0, Math.min(count, 99));        }        if (Build.MANUFACTURER.equalsIgnoreCase("xiaomi")) {            setBadgeOfMIUI(context, count, iconResId);        } else if (Build.MANUFACTURER.equalsIgnoreCase("sony")) {            setBadgeOfSony(context, count);        } else if (Build.MANUFACTURER.toLowerCase().contains("samsung") ||                Build.MANUFACTURER.toLowerCase().contains("lg")) {            setBadgeOfSumsung(context, count);        } else if (Build.MANUFACTURER.toLowerCase().contains("htc")) {            setBadgeOfHTC(context, count);        } else if (Build.MANUFACTURER.toLowerCase().contains("nova")) {            setBadgeOfNova(context, count);        }else if (Build.MANUFACTURER.toLowerCase().contains("OPPO")) {//oppo            //setBadgeOfOPPO(context, count);        }else if (Build.MANUFACTURER.toLowerCase().contains("LeMobile")) {//乐视        }        else if (Build.MANUFACTURER.toLowerCase().contains("vivo")) {            setBadgeOfVIVO(context, count);        }else if (Build.MANUFACTURER.toLowerCase().contains("HUAWEI")||Build.BRAND.equals("Huawei")||Build.BRAND.equals("HONOR")) {//华为            setHuaweiBadge(context, count);        }else if (Build.MANUFACTURER.toLowerCase().contains("")) {//魅族        }else if (Build.MANUFACTURER.toLowerCase().contains("")) {//金立        }else if (Build.MANUFACTURER.toLowerCase().contains("")) {//锤子        }else {            //Toast.makeText(context, "Not Found Support Launcher", Toast.LENGTH_LONG).show();        }    }    /**     * 设置MIUI的Badge     */    private static void setBadgeOfMIUI(Context context, int count, int iconResId) {        NotificationManager mNotificationManager = (NotificationManager) context                .getSystemService(Context.NOTIFICATION_SERVICE);        NotificationCompat.Builder builder = new NotificationCompat.Builder(context);        builder.setContentTitle("标题").setContentText("消息正文").setSmallIcon(iconResId);        Notification notification = builder.build();        try {            Field field = notification.getClass().getDeclaredField("extraNotification");            Object extraNotification = field.get(notification);            Method method = extraNotification.getClass().getDeclaredMethod("setMessageCount", int.class);            method.invoke(extraNotification, count);        } catch (Exception e) {            e.printStackTrace();        }        mNotificationManager.notify(0, notification);    }    /**     * 设置索尼的Badge     * 需添加权限：     */    private static void setBadgeOfSony(Context context, int count) {        String launcherClassName = getLauncherClassName(context);        if (launcherClassName == null) {            return;        }        boolean isShow = true;        if (count == 0) {            isShow = false;        }        Intent localIntent = new Intent();        localIntent.setAction("com.sonyericsson.home.action.UPDATE_BADGE");        localIntent.putExtra("com.sonyericsson.home.intent.extra.badge.SHOW_MESSAGE", isShow);//是否显示        localIntent.putExtra("com.sonyericsson.home.intent.extra.badge.ACTIVITY_NAME", launcherClassName);//启动页        localIntent.putExtra("com.sonyericsson.home.intent.extra.badge.MESSAGE", String.valueOf(count));//数字        localIntent.putExtra("com.sonyericsson.home.intent.extra.badge.PACKAGE_NAME", context.getPackageName());//包名        context.sendBroadcast(localIntent);    }    /**     * 设置三星的Badge\设置LG的Badge     */    private static void setBadgeOfSumsung(Context context, int count) {        // 获取你当前的应用        String launcherClassName = getLauncherClassName(context);        if (launcherClassName == null) {            return;        }        Intent intent = new Intent("android.intent.action.BADGE_COUNT_UPDATE");        intent.putExtra("badge_count", count);        intent.putExtra("badge_count_package_name", context.getPackageName());        intent.putExtra("badge_count_class_name", launcherClassName);        context.sendBroadcast(intent);    }    /**     * 设置HTC的Badge     */    private static void setBadgeOfHTC(Context context, int count) {        Intent intentNotification = new Intent("com.htc.launcher.action.SET_NOTIFICATION");        ComponentName localComponentName = new ComponentName(context.getPackageName(), getLauncherClassName(context));        intentNotification.putExtra("com.htc.launcher.extra.COMPONENT", localComponentName.flattenToShortString());        intentNotification.putExtra("com.htc.launcher.extra.COUNT", count);        context.sendBroadcast(intentNotification);        Intent intentShortcut = new Intent("com.htc.launcher.action.UPDATE_SHORTCUT");        intentShortcut.putExtra("packagename", context.getPackageName());        intentShortcut.putExtra("count", count);        context.sendBroadcast(intentShortcut);    }    /**     * 设置Nova的Badge     */    private static void setBadgeOfNova(Context context, int count) {        ContentValues contentValues = new ContentValues();        contentValues.put("tag", context.getPackageName() + "/" + getLauncherClassName(context));        contentValues.put("count", count);        context.getContentResolver().insert(Uri.parse("content://com.teslacoilsw.notifier/unread_count"),                contentValues);    }    /**     * 设置vivo的Badge :vivoXplay5 vivo x7无效果     */    private static void setBadgeOfVIVO(Context context,int count){        try {            Intent intent = new Intent("launcher.action.CHANGE_APPLICATION_NOTIFICATION_NUM");            intent.putExtra("packageName", context.getPackageName());            String launchClassName = context.getPackageManager().getLaunchIntentForPackage(context.getPackageName()).getComponent().getClassName();            intent.putExtra("className", launchClassName); intent.putExtra("notificationNum", count);            context.sendBroadcast(intent);        }catch (Exception e){            e.printStackTrace();        }    }    /**     *设置oppo的Badge :oppo角标提醒目前只针对内部软件还有微信、QQ开放，其他的暂时无法提供     */    private static void setBadgeOfOPPO(Context context,int count){        try {            Bundle extras = new Bundle();            extras.putInt("app_badge_count", count);            context.getContentResolver().call(Uri.parse("content://com.android.badge/badge"), "setAppBadgeCount", String.valueOf(count), extras);        } catch (Exception e) {            e.printStackTrace();        }    }    /**     * 设置华为的Badge :mate8 和华为 p7,honor畅玩系列可以,honor6plus 无效果     */    public static void setHuaweiBadge(Context context, int count)    {        try {            Bundle bundle = new Bundle();            bundle.putString("package", context.getPackageName());            String launchClassName = context.getPackageManager().getLaunchIntentForPackage(context.getPackageName()).getComponent().getClassName();            bundle.putString("class", launchClassName);            bundle.putInt("badgenumber", count);            context.getContentResolver().call(Uri.parse("content://com.huawei.android.launcher.settings/badge/"), "change_badge", null, bundle);        } catch (Exception e) {            e.printStackTrace();        }    }    public static void setBadgeOfMadMode(Context context, int count, String packageName, String className) {        Intent intent = new Intent("android.intent.action.BADGE_COUNT_UPDATE");        intent.putExtra("badge_count", count);        intent.putExtra("badge_count_package_name", packageName);        intent.putExtra("badge_count_class_name", className);        context.sendBroadcast(intent);    }    /**     * 重置Badge     */    public static void resetBadgeCount(Context context, int iconResId) {        setBadgeCount(context, 0, iconResId);    }    public static String getLauncherClassName(Context context) {        PackageManager packageManager = context.getPackageManager();        Intent intent = new Intent(Intent.ACTION_MAIN);        intent.setPackage(context.getPackageName());        intent.addCategory(Intent.CATEGORY_LAUNCHER);        ResolveInfo info = packageManager.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY);        if (info == null) {            info = packageManager.resolveActivity(intent, 0);        }        return info.activityInfo.name;    }}

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