cbce47001e
Now with treatment for disabled and selected grid items. Inverts text and icons in selected drawer items. Follows upstream color changes to accent color. Disables some verbose logging. Bug: 15836082, 17281688 Change-Id: I97a1c055a2f1a537388a8f5669147618e9698870
404 lines
14 KiB
Java
404 lines
14 KiB
Java
/*
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* Copyright (C) 2013 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.documentsui;
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import static com.android.documentsui.DocumentsActivity.State.ACTION_GET_CONTENT;
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import android.app.Fragment;
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import android.app.FragmentManager;
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import android.app.FragmentTransaction;
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import android.app.LoaderManager.LoaderCallbacks;
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import android.content.Context;
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import android.content.Intent;
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import android.content.Loader;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.net.Uri;
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import android.os.Bundle;
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import android.provider.Settings;
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import android.text.TextUtils;
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import android.text.format.Formatter;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.AdapterView.OnItemLongClickListener;
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import android.widget.ArrayAdapter;
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import android.widget.ImageView;
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import android.widget.ListView;
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import android.widget.TextView;
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import com.android.documentsui.DocumentsActivity.State;
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import com.android.documentsui.model.DocumentInfo;
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import com.android.documentsui.model.RootInfo;
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import com.google.common.collect.Lists;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.util.Objects;
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/**
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* Display list of known storage backend roots.
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*/
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public class RootsFragment extends Fragment {
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private ListView mList;
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private RootsAdapter mAdapter;
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private LoaderCallbacks<Collection<RootInfo>> mCallbacks;
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private static final String EXTRA_INCLUDE_APPS = "includeApps";
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public static void show(FragmentManager fm, Intent includeApps) {
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final Bundle args = new Bundle();
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args.putParcelable(EXTRA_INCLUDE_APPS, includeApps);
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final RootsFragment fragment = new RootsFragment();
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fragment.setArguments(args);
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final FragmentTransaction ft = fm.beginTransaction();
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ft.replace(R.id.container_roots, fragment);
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ft.commitAllowingStateLoss();
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}
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public static RootsFragment get(FragmentManager fm) {
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return (RootsFragment) fm.findFragmentById(R.id.container_roots);
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}
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@Override
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public View onCreateView(
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LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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final Context context = inflater.getContext();
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final View view = inflater.inflate(R.layout.fragment_roots, container, false);
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mList = (ListView) view.findViewById(android.R.id.list);
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mList.setOnItemClickListener(mItemListener);
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mList.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
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return view;
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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final Context context = getActivity();
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final RootsCache roots = DocumentsApplication.getRootsCache(context);
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final State state = ((DocumentsActivity) context).getDisplayState();
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mCallbacks = new LoaderCallbacks<Collection<RootInfo>>() {
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@Override
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public Loader<Collection<RootInfo>> onCreateLoader(int id, Bundle args) {
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return new RootsLoader(context, roots, state);
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}
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@Override
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public void onLoadFinished(
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Loader<Collection<RootInfo>> loader, Collection<RootInfo> result) {
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if (!isAdded()) return;
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final Intent includeApps = getArguments().getParcelable(EXTRA_INCLUDE_APPS);
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mAdapter = new RootsAdapter(context, result, includeApps);
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mList.setAdapter(mAdapter);
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onCurrentRootChanged();
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}
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@Override
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public void onLoaderReset(Loader<Collection<RootInfo>> loader) {
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mAdapter = null;
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mList.setAdapter(null);
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}
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};
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}
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@Override
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public void onResume() {
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super.onResume();
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onDisplayStateChanged();
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}
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public void onDisplayStateChanged() {
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final Context context = getActivity();
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final State state = ((DocumentsActivity) context).getDisplayState();
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if (state.action == ACTION_GET_CONTENT) {
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mList.setOnItemLongClickListener(mItemLongClickListener);
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} else {
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mList.setOnItemLongClickListener(null);
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mList.setLongClickable(false);
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}
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getLoaderManager().restartLoader(2, null, mCallbacks);
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}
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public void onCurrentRootChanged() {
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if (mAdapter == null) return;
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final RootInfo root = ((DocumentsActivity) getActivity()).getCurrentRoot();
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for (int i = 0; i < mAdapter.getCount(); i++) {
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final Object item = mAdapter.getItem(i);
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if (item instanceof RootItem) {
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final RootInfo testRoot = ((RootItem) item).root;
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if (Objects.equals(testRoot, root)) {
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mList.setItemChecked(i, true);
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return;
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}
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}
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}
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}
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private void showAppDetails(ResolveInfo ri) {
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final Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
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intent.setData(Uri.fromParts("package", ri.activityInfo.packageName, null));
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intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
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startActivity(intent);
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}
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private OnItemClickListener mItemListener = new OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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final DocumentsActivity activity = DocumentsActivity.get(RootsFragment.this);
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final Item item = mAdapter.getItem(position);
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if (item instanceof RootItem) {
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activity.onRootPicked(((RootItem) item).root, true);
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} else if (item instanceof AppItem) {
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activity.onAppPicked(((AppItem) item).info);
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} else {
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throw new IllegalStateException("Unknown root: " + item);
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}
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}
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};
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private OnItemLongClickListener mItemLongClickListener = new OnItemLongClickListener() {
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@Override
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public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
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final Item item = mAdapter.getItem(position);
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if (item instanceof AppItem) {
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showAppDetails(((AppItem) item).info);
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return true;
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} else {
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return false;
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}
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}
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};
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private static abstract class Item {
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private final int mLayoutId;
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public Item(int layoutId) {
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mLayoutId = layoutId;
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}
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public View getView(View convertView, ViewGroup parent) {
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if (convertView == null) {
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convertView = LayoutInflater.from(parent.getContext())
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.inflate(mLayoutId, parent, false);
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}
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bindView(convertView);
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return convertView;
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}
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public abstract void bindView(View convertView);
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}
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private static class RootItem extends Item {
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public final RootInfo root;
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public RootItem(RootInfo root) {
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super(R.layout.item_root);
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this.root = root;
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}
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@Override
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public void bindView(View convertView) {
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final ImageView icon = (ImageView) convertView.findViewById(android.R.id.icon);
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final TextView title = (TextView) convertView.findViewById(android.R.id.title);
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final TextView summary = (TextView) convertView.findViewById(android.R.id.summary);
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final Context context = convertView.getContext();
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icon.setImageDrawable(root.loadDrawerIcon(context));
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title.setText(root.title);
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// Show available space if no summary
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String summaryText = root.summary;
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if (TextUtils.isEmpty(summaryText) && root.availableBytes >= 0) {
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summaryText = context.getString(R.string.root_available_bytes,
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Formatter.formatFileSize(context, root.availableBytes));
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}
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summary.setText(summaryText);
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summary.setVisibility(TextUtils.isEmpty(summaryText) ? View.GONE : View.VISIBLE);
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}
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}
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private static class SpacerItem extends Item {
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public SpacerItem() {
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super(R.layout.item_root_spacer);
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}
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@Override
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public void bindView(View convertView) {
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// Nothing to bind
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}
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}
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private static class AppItem extends Item {
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public final ResolveInfo info;
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public AppItem(ResolveInfo info) {
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super(R.layout.item_root);
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this.info = info;
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}
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@Override
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public void bindView(View convertView) {
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final ImageView icon = (ImageView) convertView.findViewById(android.R.id.icon);
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final TextView title = (TextView) convertView.findViewById(android.R.id.title);
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final TextView summary = (TextView) convertView.findViewById(android.R.id.summary);
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final PackageManager pm = convertView.getContext().getPackageManager();
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icon.setImageDrawable(info.loadIcon(pm));
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title.setText(info.loadLabel(pm));
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// TODO: match existing summary behavior from disambig dialog
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summary.setVisibility(View.GONE);
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}
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}
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private static class RootsAdapter extends ArrayAdapter<Item> {
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public RootsAdapter(Context context, Collection<RootInfo> roots, Intent includeApps) {
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super(context, 0);
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RootItem recents = null;
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RootItem images = null;
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RootItem videos = null;
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RootItem audio = null;
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RootItem downloads = null;
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final List<RootInfo> clouds = Lists.newArrayList();
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final List<RootInfo> locals = Lists.newArrayList();
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for (RootInfo root : roots) {
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if (root.isRecents()) {
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recents = new RootItem(root);
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} else if (root.isExternalStorage()) {
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locals.add(root);
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} else if (root.isDownloads()) {
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downloads = new RootItem(root);
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} else if (root.isImages()) {
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images = new RootItem(root);
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} else if (root.isVideos()) {
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videos = new RootItem(root);
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} else if (root.isAudio()) {
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audio = new RootItem(root);
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} else {
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clouds.add(root);
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}
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}
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final RootComparator comp = new RootComparator();
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Collections.sort(clouds, comp);
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Collections.sort(locals, comp);
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if (recents != null) add(recents);
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for (RootInfo cloud : clouds) {
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add(new RootItem(cloud));
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}
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if (images != null) add(images);
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if (videos != null) add(videos);
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if (audio != null) add(audio);
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if (downloads != null) add(downloads);
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for (RootInfo local : locals) {
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add(new RootItem(local));
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}
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if (includeApps != null) {
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final PackageManager pm = context.getPackageManager();
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final List<ResolveInfo> infos = pm.queryIntentActivities(
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includeApps, PackageManager.MATCH_DEFAULT_ONLY);
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final List<AppItem> apps = Lists.newArrayList();
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// Omit ourselves from the list
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for (ResolveInfo info : infos) {
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if (!context.getPackageName().equals(info.activityInfo.packageName)) {
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apps.add(new AppItem(info));
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}
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}
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if (apps.size() > 0) {
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add(new SpacerItem());
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for (Item item : apps) {
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add(item);
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}
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}
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}
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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final Item item = getItem(position);
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return item.getView(convertView, parent);
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}
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@Override
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public boolean areAllItemsEnabled() {
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return false;
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}
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@Override
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public boolean isEnabled(int position) {
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return getItemViewType(position) != 1;
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}
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@Override
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public int getItemViewType(int position) {
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final Item item = getItem(position);
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if (item instanceof RootItem || item instanceof AppItem) {
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return 0;
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} else {
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return 1;
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}
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}
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@Override
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public int getViewTypeCount() {
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return 2;
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}
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}
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public static class RootComparator implements Comparator<RootInfo> {
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@Override
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public int compare(RootInfo lhs, RootInfo rhs) {
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final int score = DocumentInfo.compareToIgnoreCaseNullable(lhs.title, rhs.title);
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if (score != 0) {
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return score;
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} else {
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return DocumentInfo.compareToIgnoreCaseNullable(lhs.summary, rhs.summary);
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}
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}
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}
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}
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