From b1303ee6ba15d8202f7fe95037267feaa4520fc5 Mon Sep 17 00:00:00 2001 From: mac <user@users-MacBook-Pro.local> Date: 星期日, 28 四月 2024 15:55:48 +0800 Subject: [PATCH] 2024年04月28日15:55:42 --- app/src/main/java/com/hdl/photovoltaic/utils/WifiUtils.java | 20 +++++++++++++++++--- 1 files changed, 17 insertions(+), 3 deletions(-) diff --git a/app/src/main/java/com/hdl/photovoltaic/utils/WifiUtils.java b/app/src/main/java/com/hdl/photovoltaic/utils/WifiUtils.java index f826573..14092fc 100644 --- a/app/src/main/java/com/hdl/photovoltaic/utils/WifiUtils.java +++ b/app/src/main/java/com/hdl/photovoltaic/utils/WifiUtils.java @@ -2,6 +2,7 @@ import android.Manifest; +import android.app.Application; import android.content.Context; import android.content.pm.PackageManager; import android.net.wifi.ScanResult; @@ -14,20 +15,33 @@ import androidx.core.app.ActivityCompat; +import com.hdl.photovoltaic.HDLApp; + import java.util.ArrayList; import java.util.List; public class WifiUtils { - + private static WifiUtils mWifiUtils; public WifiManager mWifiManager; public WifiManager.WifiLock mWifiLock; public Context mContext; - public WifiUtils(Context context) { - this.mContext = context; + public static WifiUtils getInstance() { + if (null == mWifiUtils) { + synchronized (WifiUtils.class) { + if (null == mWifiUtils) { + mWifiUtils = new WifiUtils(); + } + } + } + return mWifiUtils; + } + + public WifiUtils() { + this.mContext = HDLApp.getInstance(); mWifiManager = (WifiManager) this.mContext.getSystemService(Context.WIFI_SERVICE); } -- Gitblit v1.8.0