研究了下通過手動設定HTC的WiFi熱點程式 com.htc.WiFiRouter 裡面有一個Local DHCP的配置,把它勾上就能自動擷取IP。 但要怎麼樣用代碼實現呢這下坑爹了。 研究了半天,還是只有把HTC專屬的類給它全部dump出來,代碼如下 [java] public void dumpHTCWifiFunction2(){ Log.e(TAG, "dumpHTCWifiFunction2++"); // Method[] classMethods = null; Field localField1; Field[] fieldlist; WifiConfiguration apConfig = new WifiConfiguration(); try { localField1 = WifiConfiguration.class.getDeclaredField("mWifiApProfile"); localField1.setAccessible(true); Object localObject2 = localField1.get(apConfig); localField1.setAccessible(false); if(localObject2!=null){ fieldlist = localObject2.getClass().getDeclaredFields(); for (int i = 0;i < fieldlist.length; i++) { Log.e(TAG, "found api: "+ fieldlist[i].getName()); } } } catch (NoSuchFieldException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IllegalArgumentException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IllegalAccessException e) { // TODO Auto-generated catch block e.printStackTrace(); } Log.e(TAG, "dumpHTCWifiFunction2--"); } 12-28 11:06:29.956: E/MainActivity(3253): dumpHTCWifiFunction2++12-28 11:06:29.966: E/MainActivity(3253): found api: DEFAULT_DHCP_MAX_AP_CONNECTION12-28 11:06:29.966: E/MainActivity(3253): found api: DEFAULT_MAX_AP_CONNECTION12-28 11:06:29.976: E/MainActivity(3253): found api: DHCP_MAX_AP_CONNECTION12-28 11:06:29.976: E/MainActivity(3253): found api: MAX_AP_CONNECTION12-28 11:06:29.976: E/MainActivity(3253): found api: OPEN12-28 11:06:29.976: E/MainActivity(3253): found api: WEP12-28 11:06:29.986: E/MainActivity(3253): found api: WPA12-28 11:06:29.986: E/MainActivity(3253): found api: WPA212-28 11:06:29.986: E/MainActivity(3253): found api: BSSID12-28 11:06:29.996: E/MainActivity(3253): found api: SSID12-28 11:06:29.996: E/MainActivity(3253): found api: blocklist12-28 11:06:29.996: E/MainActivity(3253): found api: whitelist12-28 11:06:29.996: E/MainActivity(3253): found api: this$012-28 11:06:30.006: E/MainActivity(3253): found api: startingIP12-28 11:06:30.006: E/MainActivity(3253): found api: dhcpSubnetMask12-28 11:06:30.016: E/MainActivity(3253): found api: dnsIPAddr112-28 11:06:30.016: E/MainActivity(3253): found api: dnsIPAddr212-28 11:06:30.016: E/MainActivity(3253): found api: secureType12-28 11:06:30.016: E/MainActivity(3253): found api: key12-28 11:06:30.016: E/MainActivity(3253): found api: ipAddress12-28 11:06:30.016: E/MainActivity(3253): found api: hiddenSSID12-28 11:06:30.016: E/MainActivity(3253): found api: maxConns12-28 11:06:30.016: E/MainActivity(3253): found api: maxDhcpClients12-28 11:06:30.026: E/MainActivity(3253): found api: enableMacFilter12-28 11:06:30.026: E/MainActivity(3253): found api: sleepPolicy12-28 11:06:30.026: E/MainActivity(3253): found api: dhcpEnable12-28 11:06:30.026: E/MainActivity(3253): found api: connectionArray12-28 11:06:30.026: E/MainActivity(3253): found api: channel12-28 11:06:30.026: E/MainActivity(3253): dumpHTCWifiFunction2-- 發現了 dhcpEnable 這個成員變數,剛開始猜它是boolean變數,但錯了,在設定的時候會發生錯誤。 乾脆把它的類型也列印出來吧,列印語句改為: Log.e(TAG, "found api: "+ fieldlist[i].getName()+" type:"+fieldlist[i].toString()); found api: dhcpEnable type:public int android.net.wifi.WifiConfiguration$HotspotProfile.dhcpEnable 原來它是int型變數,估且猜它是1為enable. 設定之後,果然可以。 完整代碼如下: [java] private boolean setWifiSSIDForHTC(WifiConfiguration apConfig) { boolean successed = true; // WifiConfiguration mnetConfig = new WifiConfiguration(); Field localField1; try { localField1 = WifiConfiguration.class.getDeclaredField("mWifiApProfile"); localField1.setAccessible(true); Object localObject2 = localField1.get(apConfig); localField1.setAccessible(false); if(localObject2!=null){ Field localField5 = localObject2.getClass().getDeclaredField("SSID"); localField5.setAccessible(true); localField5.set(localObject2, apConfig.SSID);// netConfig.SSID); localField5.setAccessible(false); Field localField4 = localObject2.getClass().getDeclaredField("BSSID"); localField4.setAccessible(true); localField4.set(localObject2, apConfig.BSSID);//netConfig.BSSID); localField4.setAccessible(false); Field localField6 = localObject2.getClass().getDeclaredField("dhcpEnable"); localField6.setAccessible(true); // localField6.set(localObject2, "true");//netConfig.BSSID); localField6.setInt(localObject2, 1); localField6.setAccessible(false); } } catch(Exception e) { e.printStackTrace(); } return successed; }