93 lines
3.0 KiB
Java
93 lines
3.0 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.applications.appinfo;
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import android.content.Context;
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import android.os.Bundle;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.PreferenceScreen;
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import android.text.TextUtils;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.core.BasePreferenceController;
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/*
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* Abstract base controller for the app detail preferences that refresh the state when the app state
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* changes and launch a specific detail fragment when the preference is clicked.
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*/
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public abstract class AppInfoPreferenceControllerBase extends BasePreferenceController
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implements AppInfoDashboardFragment.Callback {
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protected AppInfoDashboardFragment mParent;
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protected Preference mPreference;
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private final Class<? extends SettingsPreferenceFragment> mDetailFragmentClass;
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public AppInfoPreferenceControllerBase(Context context, String preferenceKey) {
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super(context, preferenceKey);
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mDetailFragmentClass = getDetailFragmentClass();
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreference = screen.findPreference(getPreferenceKey());
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}
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@Override
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public boolean handlePreferenceTreeClick(Preference preference) {
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if (TextUtils.equals(preference.getKey(), mPreferenceKey) && mDetailFragmentClass != null) {
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AppInfoDashboardFragment.startAppInfoFragment(
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mDetailFragmentClass, -1, getArguments(), mParent, mParent.getAppEntry());
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return true;
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}
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return false;
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}
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@Override
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public void refreshUi() {
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updateState(mPreference);
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}
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public void setParentFragment(AppInfoDashboardFragment parent) {
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mParent = parent;
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parent.addToCallbackList(this);
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}
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/**
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* Gets the fragment class to be launched when the preference is clicked.
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* @return the fragment to launch
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*/
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protected Class<? extends SettingsPreferenceFragment> getDetailFragmentClass() {
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return null;
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}
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/**
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* Gets any extras that should be passed to the fragment class when the preference is clicked.
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* @return a bundle of extras to include in the launch intent
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*/
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protected Bundle getArguments() {
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return null;
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}
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}
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