Android - 跳转系统网络设置

全部网络设置(ACTION_WIRELESS_SETTINGS);
WIFI设置(ACTION_WIFI_SETTINGS);
3G流量设置: (ACTION_DATA_ROAMING_SETTINGS).
发送Intent, 系统接收并跳转.

整体:
startActivity(new Intent(Settings.ACTION_WIRELESS_SETTINGS));
WIFI:
startActivity(new Intent(Settings.ACTION_WIFI_SETTINGS));
流量:
startActivity(new Intent(android.provider.Settings.ACTION_DATA_ROAMING_SETTINGS));

注意: 不同的手机有不同的设置页面, 并不会完全正确, 再不详细区分时, 全部网络设置即可.