android WiFi 開關代碼

/** * 是否開啟 wifi true：開啟 false：關閉 *  * 一定要加入許可權： <uses-permission * android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission> * <uses-permission * android:name="android.permission.CHANGE_WIFI_STATE"></uses-permission> *  *  * @param isEnable */public void setWifi(boolean isEnable) {//if (mWm == null) {mWm = (WifiManager) this.getSystemService(Context.WIFI_SERVICE);return;}System.out.println("wifi===="+mWm.isWifiEnabled());if (isEnable) {// 開啟wifiif (!mWm.isWifiEnabled()) {mWm.setWifiEnabled(true);}} else {// 關閉 wifiif (mWm.isWifiEnabled()) {mWm.setWifiEnabled(false);}}}