| /* |
| * Copyright (C) 2017 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.settings.applications.appinfo; |
| |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.support.v7.preference.Preference; |
| import android.support.v7.preference.PreferenceScreen; |
| import android.text.TextUtils; |
| |
| import com.android.settings.SettingsPreferenceFragment; |
| import com.android.settings.core.BasePreferenceController; |
| |
| /* |
| * Abstract base controller for the app detail preferences that refresh the state when the app state |
| * changes and launch a specific detail fragment when the preference is clicked. |
| */ |
| public abstract class AppInfoPreferenceControllerBase extends BasePreferenceController |
| implements AppInfoDashboardFragment.Callback { |
| |
| protected AppInfoDashboardFragment mParent; |
| protected Preference mPreference; |
| |
| private final Class<? extends SettingsPreferenceFragment> mDetailFragmentClass; |
| |
| public AppInfoPreferenceControllerBase(Context context, String preferenceKey) { |
| super(context, preferenceKey); |
| mDetailFragmentClass = getDetailFragmentClass(); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| return AVAILABLE; |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mPreference = screen.findPreference(getPreferenceKey()); |
| } |
| |
| @Override |
| public boolean handlePreferenceTreeClick(Preference preference) { |
| if (TextUtils.equals(preference.getKey(), mPreferenceKey) && mDetailFragmentClass != null) { |
| AppInfoDashboardFragment.startAppInfoFragment( |
| mDetailFragmentClass, -1, getArguments(), mParent, mParent.getAppEntry()); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public void refreshUi() { |
| updateState(mPreference); |
| } |
| |
| public void setParentFragment(AppInfoDashboardFragment parent) { |
| mParent = parent; |
| parent.addToCallbackList(this); |
| } |
| |
| /** |
| * Gets the fragment class to be launched when the preference is clicked. |
| * @return the fragment to launch |
| */ |
| protected Class<? extends SettingsPreferenceFragment> getDetailFragmentClass() { |
| return null; |
| } |
| |
| /** |
| * Gets any extras that should be passed to the fragment class when the preference is clicked. |
| * @return a bundle of extras to include in the launch intent |
| */ |
| protected Bundle getArguments() { |
| return null; |
| } |
| |
| } |