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Restrict changing wi-fi networks

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Bug: 31852835
Test: manual - verify unrestricted as regular user, but that a password
is required in demo mode.
Change-Id: I60f95ccbb10ba728b384b9c8c2ae723934fb2928
This commit is contained in:
Christine Franks
2017-07-11 17:32:57 -07:00
parent 262aacd353
commit a0dd987d20
3 changed files with 41 additions and 16 deletions
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48
src/com/android/settings/wifi/WifiSettings.java
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@@ -200,6 +200,15 @@ public class WifiSettings extends RestrictedSettingsFragment
// loaded (ODR).
setAnimationAllowed(false);
addPreferences();
mIsRestricted = isUiRestricted();
mBgThread = new HandlerThread(TAG, Process.THREAD_PRIORITY_BACKGROUND);
mBgThread.start();
}
private void addPreferences() {
addPreferencesFromResource(R.xml.wifi_settings);
mConnectedAccessPointPreferenceCategory =
@@ -218,11 +227,6 @@ public class WifiSettings extends RestrictedSettingsFragment
mStatusMessagePreference = new LinkablePreference(prefContext);
mUserBadgeCache = new AccessPointPreference.UserBadgeCache(getPackageManager());
mIsRestricted = isUiRestricted();
mBgThread = new HandlerThread(TAG, Process.THREAD_PRIORITY_BACKGROUND);
mBgThread.start();
}
@Override
@@ -341,16 +345,20 @@ public class WifiSettings extends RestrictedSettingsFragment
mWifiTracker.startTracking();
if (mIsRestricted) {
if (!isUiRestrictedByOnlyAdmin()) {
getEmptyTextView().setText(R.string.wifi_empty_list_user_restricted);
}
getPreferenceScreen().removeAll();
restrictUi();
return;
}
onWifiStateChanged(mWifiManager.getWifiState());
}
private void restrictUi() {
if (!isUiRestrictedByOnlyAdmin()) {
getEmptyTextView().setText(R.string.wifi_empty_list_user_restricted);
}
getPreferenceScreen().removeAll();
}
/**
* Only update the AP list if there are not any APs currently shown.
*
@@ -390,6 +398,15 @@ public class WifiSettings extends RestrictedSettingsFragment
public void onResume() {
final Activity activity = getActivity();
super.onResume();
// Because RestrictedSettingsFragment's onResume potentially requests authorization,
// which changes the restriction state, recalculate it.
final boolean alreadyImmutablyRestricted = mIsRestricted;
mIsRestricted = isUiRestricted();
if (!alreadyImmutablyRestricted && mIsRestricted) {
restrictUi();
}
if (mWifiEnabler != null) {
mWifiEnabler.resume(activity);
}
@@ -411,6 +428,19 @@ public class WifiSettings extends RestrictedSettingsFragment
super.onStop();
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
final boolean formerlyRestricted = mIsRestricted;
mIsRestricted = isUiRestricted();
if (formerlyRestricted && !mIsRestricted
&& getPreferenceScreen().getPreferenceCount() == 0) {
// De-restrict the ui
addPreferences();
}
}
@Override
public int getMetricsCategory() {
return MetricsEvent.WIFI;