Android 7.1 settings中开发者选项开关 笔记

packages/apps/Settings/src/com/android/settings/DevelopmentSettings.java

private SwitchBar mSwitchBar;

Settings.Global.putInt(getActivity().getContentResolver(),
                    Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 1);
mSwitchBar.setChecked(mLastEnabledState);
setPrefsEnabledState(mLastEnabledState);