| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.permissioncontroller.permission.ui.handheld; |
| |
| import android.app.ActionBar; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.widget.ImageView; |
| |
| import androidx.preference.Preference; |
| import androidx.preference.PreferenceScreen; |
| import androidx.preference.PreferenceViewHolder; |
| |
| import com.android.permissioncontroller.R; |
| import com.android.permissioncontroller.permission.model.livedatatypes.PermGroupPackagesUiInfo; |
| import com.android.permissioncontroller.permission.utils.KotlinUtils; |
| import com.android.permissioncontroller.permission.utils.Utils; |
| |
| import java.text.Collator; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Superclass for fragments allowing the user to manage permissions. |
| */ |
| abstract class ManagePermissionsFragment extends PermissionsFrameFragment |
| implements Preference.OnPreferenceClickListener { |
| private static final String LOG_TAG = "ManagePermissionsFragment"; |
| |
| /** |
| * Map<permission names, PermGroupPackagesUiInfo>, representing the data about which |
| * apps are in which permission groups, which to show, and which are granted. |
| */ |
| protected Map<String, PermGroupPackagesUiInfo> mPermissionGroups = new HashMap<>(); |
| private Collator mCollator; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| setHasOptionsMenu(true); |
| final ActionBar ab = getActivity().getActionBar(); |
| if (ab != null) { |
| ab.setDisplayHomeAsUpEnabled(true); |
| } |
| |
| mCollator = Collator.getInstance( |
| getContext().getResources().getConfiguration().getLocales().get(0)); |
| } |
| |
| @Override |
| public boolean onPreferenceClick(Preference preference) { |
| String key = preference.getKey(); |
| |
| PermGroupPackagesUiInfo group = mPermissionGroups.get(key); |
| if (group == null) { |
| return false; |
| } |
| |
| showPermissionApps(key); |
| |
| return true; |
| } |
| |
| abstract void showPermissionApps(String permissionGroupName); |
| |
| /** |
| * Add preferences for all permissions of a type to the preference screen. |
| * |
| * @return The preference screen the permissions were added to |
| */ |
| protected PreferenceScreen updatePermissionsUi() { |
| Context context = getPreferenceManager().getContext(); |
| if (context == null || getActivity() == null) { |
| return null; |
| } |
| |
| if (mPermissionGroups == null) { |
| return null; |
| } |
| |
| PreferenceScreen screen = getPreferenceScreen(); |
| if (screen == null) { |
| screen = getPreferenceManager().createPreferenceScreen(context); |
| setPreferenceScreen(screen); |
| } |
| |
| List<Preference> toRemove = new ArrayList<>(); |
| for (int i = screen.getPreferenceCount() - 1; i >= 0; i--) { |
| Preference group = screen.getPreference(i); |
| if (!mPermissionGroups.containsKey(group.getKey())) { |
| toRemove.add(group); |
| } |
| } |
| |
| for (Preference pref: toRemove) { |
| screen.removePreference(pref); |
| } |
| |
| for (String groupName : mPermissionGroups.keySet()) { |
| |
| PermGroupPackagesUiInfo group = mPermissionGroups.get(groupName); |
| |
| Preference preference = findPreference(groupName); |
| |
| if (preference == null) { |
| preference = new FixedSizeIconPreference(context); |
| preference.setOnPreferenceClickListener(this); |
| preference.setKey(groupName); |
| preference.setIcon(Utils.applyTint(context, |
| KotlinUtils.INSTANCE.getPermGroupIcon(context, groupName), |
| android.R.attr.colorControlNormal)); |
| preference.setTitle(KotlinUtils.INSTANCE.getPermGroupLabel(context, groupName)); |
| // Set blank summary so that no resizing/jumping happens when the summary is |
| // loaded. |
| preference.setSummary(" "); |
| preference.setPersistent(false); |
| screen.addPreference(preference); |
| } |
| String summary; |
| if (group != null) { |
| if (getResources().getBoolean(R.bool.config_useAlternativePermGroupSummary)) { |
| summary = getString(R.string.app_permissions_group_summary2, |
| group.getNonSystemGranted(), group.getNonSystemTotal()); |
| } else { |
| summary = getString(R.string.app_permissions_group_summary, |
| group.getNonSystemGranted(), group.getNonSystemTotal()); |
| } |
| } else { |
| summary = getString(R.string.loading); |
| } |
| preference.setSummary(summary); |
| } |
| |
| KotlinUtils.INSTANCE.sortPreferenceGroup(screen, (Preference lhs, Preference rhs) -> |
| mCollator.compare(lhs.getTitle().toString(), rhs.getTitle().toString()), |
| false |
| ); |
| |
| return screen; |
| } |
| |
| /** |
| * A preference whose icons have the same fixed size. Allows the setting of dividers above and |
| * below the preference. |
| */ |
| protected static final class FixedSizeIconPreference extends Preference { |
| private boolean mShowDividerAbove = true; |
| private boolean mShowDividerBelow = false; |
| |
| FixedSizeIconPreference(Context context) { |
| super(context); |
| } |
| |
| FixedSizeIconPreference(Context context, boolean dividerAbove, boolean dividerBelow) { |
| super(context); |
| mShowDividerAbove = dividerAbove; |
| mShowDividerBelow = dividerBelow; |
| } |
| |
| @Override |
| public void onBindViewHolder(PreferenceViewHolder holder) { |
| super.onBindViewHolder(holder); |
| ImageView icon = ((ImageView) holder.findViewById(android.R.id.icon)); |
| icon.setAdjustViewBounds(true); |
| int size = getContext().getResources().getDimensionPixelSize( |
| R.dimen.permission_icon_size); |
| icon.setMaxWidth(size); |
| icon.setMaxHeight(size); |
| icon.getLayoutParams().width = size; |
| icon.getLayoutParams().height = size; |
| icon.setScaleType(ImageView.ScaleType.FIT_CENTER); |
| |
| holder.setDividerAllowedAbove(mShowDividerAbove); |
| holder.setDividerAllowedBelow(mShowDividerBelow); |
| } |
| } |
| } |