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Revert "Remove dynamic location settings footer"

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Revert submission 13809184-location_footer

Reason for revert: b/187211885

Reverted Changes:
Iaf14044e0:Remove dynamic location settings footer
Ifa6468b11:Remove dynamic location settings footer
If3ab49241:Remove dynamic location settings footer

Bug: 187211885
Test: on device

Change-Id: If9fdefee60d191607ed777ce0046e4cf6d0e4018
This commit is contained in:
Yu-Han Yang
2021-05-05 20:34:36 +00:00
parent c51cefb2b9
commit bac25a750c
3 changed files with 349 additions and 8 deletions
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140
src/com/android/settings/location/LocationSettingsFooterPreferenceController.java
View File

@@ -17,21 +17,42 @@
package com.android.settings.location;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.location.LocationManager;
import android.text.Html;
import android.util.Log;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settingslib.widget.FooterPreference;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
/**
* Preference controller for Location Settings footer.
*/
public class LocationSettingsFooterPreferenceController extends LocationBasePreferenceController {
FooterPreference mFooterPreference;
private static final String TAG = "LocationFooter";
private static final Intent INJECT_INTENT =
new Intent(LocationManager.SETTINGS_FOOTER_DISPLAYED_ACTION);
private final PackageManager mPackageManager;
private FooterPreference mFooterPreference;
private boolean mLocationEnabled;
private String mInjectedFooterString;
public LocationSettingsFooterPreferenceController(Context context, String key) {
super(context, key);
mPackageManager = context.getPackageManager();
}
@Override
@@ -42,9 +63,118 @@ public class LocationSettingsFooterPreferenceController extends LocationBasePref
@Override
public void onLocationModeChanged(int mode, boolean restricted) {
boolean enabled = mLocationEnabler.isEnabled(mode);
mFooterPreference.setTitle(Html.fromHtml(mContext.getString(
enabled ? R.string.location_settings_footer_location_on
: R.string.location_settings_footer_location_off)));
mLocationEnabled = mLocationEnabler.isEnabled(mode);
updateFooterPreference();
}
/**
* Insert footer preferences.
*/
@Override
public void updateState(Preference preference) {
Collection<FooterData> footerData = getFooterData();
for (FooterData data : footerData) {
try {
mInjectedFooterString =
mPackageManager
.getResourcesForApplication(data.applicationInfo)
.getString(data.footerStringRes);
updateFooterPreference();
} catch (PackageManager.NameNotFoundException exception) {
Log.w(
TAG,
"Resources not found for application "
+ data.applicationInfo.packageName);
}
}
}
private void updateFooterPreference() {
String footerString = mContext.getString(
mLocationEnabled ? R.string.location_settings_footer_location_on
: R.string.location_settings_footer_location_off);
if (mLocationEnabled) {
footerString = mInjectedFooterString + footerString;
}
if (mFooterPreference != null) {
mFooterPreference.setTitle(Html.fromHtml(footerString));
}
}
/**
* Location footer preference group should be displayed if there is at least one footer to
* inject.
*/
@Override
public int getAvailabilityStatus() {
return !getFooterData().isEmpty() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
}
/**
* Return a list of strings with text provided by ACTION_INJECT_FOOTER broadcast receivers.
*/
private List<FooterData> getFooterData() {
// Fetch footer text from system apps
List<ResolveInfo> resolveInfos =
mPackageManager.queryBroadcastReceivers(
INJECT_INTENT, PackageManager.GET_META_DATA);
if (resolveInfos == null) {
Log.e(TAG, "Unable to resolve intent " + INJECT_INTENT);
return Collections.emptyList();
}
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "Found broadcast receivers: " + resolveInfos);
}
List<FooterData> footerDataList = new ArrayList<>(resolveInfos.size());
for (ResolveInfo resolveInfo : resolveInfos) {
ActivityInfo activityInfo = resolveInfo.activityInfo;
ApplicationInfo appInfo = activityInfo.applicationInfo;
// If a non-system app tries to inject footer, ignore it
if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
Log.w(TAG, "Ignoring attempt to inject footer from app not in system image: "
+ resolveInfo);
continue;
}
// Get the footer text resource id from broadcast receiver's metadata
if (activityInfo.metaData == null) {
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "No METADATA in broadcast receiver " + activityInfo.name);
}
continue;
}
final int footerTextRes =
activityInfo.metaData.getInt(LocationManager.METADATA_SETTINGS_FOOTER_STRING);
if (footerTextRes == 0) {
Log.w(
TAG,
"No mapping of integer exists for "
+ LocationManager.METADATA_SETTINGS_FOOTER_STRING);
continue;
}
footerDataList.add(new FooterData(footerTextRes, appInfo));
}
return footerDataList;
}
/**
* Contains information related to a footer.
*/
private static class FooterData {
// The string resource of the footer
public final int footerStringRes;
// Application info of receiver injecting this footer
public final ApplicationInfo applicationInfo;
FooterData(int footerRes, ApplicationInfo appInfo) {
this.footerStringRes = footerRes;
this.applicationInfo = appInfo;
}
}
}