434 lines
16 KiB
Java
434 lines
16 KiB
Java
/*
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* Copyright (C) 2015 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.Shared.DEBUG;
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import static com.android.documentsui.dirlist.DirectoryFragment.ANIM_NONE;
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import static com.android.internal.util.Preconditions.checkArgument;
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import static com.android.internal.util.Preconditions.checkState;
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import static com.android.documentsui.OperationDialogFragment.DialogType;
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import static com.android.documentsui.OperationDialogFragment.DIALOG_TYPE_UNKNOWN;
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import android.app.Activity;
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import android.app.FragmentManager;
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import android.content.ActivityNotFoundException;
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import android.content.ClipData;
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import android.content.ContentResolver;
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import android.content.ContentValues;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Parcelable;
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import android.provider.DocumentsContract;
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import android.support.annotation.Nullable;
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import android.support.design.widget.Snackbar;
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import android.util.Log;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.BaseAdapter;
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import android.widget.Spinner;
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import android.widget.Toolbar;
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import com.android.documentsui.RecentsProvider.ResumeColumns;
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import com.android.documentsui.dirlist.DirectoryFragment;
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import com.android.documentsui.model.DocumentInfo;
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import com.android.documentsui.model.DocumentStack;
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import com.android.documentsui.model.DurableUtils;
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import com.android.documentsui.model.RootInfo;
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import com.android.documentsui.services.FileOperationService;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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/**
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* Standalone file management activity.
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*/
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public class FilesActivity extends BaseActivity {
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public static final String TAG = "FilesActivity";
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private Toolbar mToolbar;
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private Spinner mToolbarStack;
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private ItemSelectedListener mStackListener;
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private BaseAdapter mStackAdapter;
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private DocumentClipper mClipper;
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public FilesActivity() {
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super(R.layout.files_activity, TAG);
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}
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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mToolbar = (Toolbar) findViewById(R.id.toolbar);
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mStackAdapter = new StackAdapter();
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mStackListener = new ItemSelectedListener();
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mToolbarStack = (Spinner) findViewById(R.id.stack);
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mToolbarStack.setOnItemSelectedListener(mStackListener);
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setActionBar(mToolbar);
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mClipper = new DocumentClipper(this);
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mDrawer = DrawerController.create(this);
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RootsFragment.show(getFragmentManager(), null);
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final Intent intent = getIntent();
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final Uri uri = intent.getData();
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if (mState.restored) {
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if (DEBUG) Log.d(TAG, "Stack already resolved for uri: " + intent.getData());
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refreshCurrentRootAndDirectory(ANIM_NONE);
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} else if (!mState.stack.isEmpty()) {
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// If a non-empty stack is present in our state it was read (presumably)
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// from EXTRA_STACK intent extra. In this case, we'll skip other means of
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// loading or restoring the stack.
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//
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// When restoring from a stack, if a URI is present, it should only ever
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// be a launch URI. Launch URIs support sensible activity management, but
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// don't specify a real content target.
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if (DEBUG) Log.d(TAG, "Launching with non-empty stack.");
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checkState(uri == null || LauncherActivity.isLaunchUri(uri));
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refreshCurrentRootAndDirectory(ANIM_NONE);
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} else if (DocumentsContract.isRootUri(this, uri)) {
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if (DEBUG) Log.d(TAG, "Launching with root URI.");
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// If we've got a specific root to display, restore that root using a dedicated
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// authority. That way a misbehaving provider won't result in an ANR.
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new RestoreRootTask(uri).executeOnExecutor(
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ProviderExecutor.forAuthority(uri.getAuthority()));
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} else {
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if (DEBUG) Log.d(TAG, "Launching into Home directory.");
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// If all else fails, try to load "Home" directory.
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final Uri homeUri = DocumentsContract.buildHomeUri();
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new RestoreRootTask(homeUri).executeOnExecutor(
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ProviderExecutor.forAuthority(homeUri.getAuthority()));
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}
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final @DialogType int dialogType = intent.getIntExtra(
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FileOperationService.EXTRA_DIALOG_TYPE, DIALOG_TYPE_UNKNOWN);
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// DialogFragment takes care of restoring the dialog on configuration change.
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// Only show it manually for the first time (icicle is null).
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if (icicle == null && dialogType != DIALOG_TYPE_UNKNOWN) {
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final int opType = intent.getIntExtra(
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FileOperationService.EXTRA_OPERATION,
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FileOperationService.OPERATION_COPY);
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final ArrayList<DocumentInfo> srcList =
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intent.getParcelableArrayListExtra(FileOperationService.EXTRA_SRC_LIST);
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OperationDialogFragment.show(
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getFragmentManager(),
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dialogType,
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srcList,
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mState.stack,
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opType);
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}
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}
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@Override
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State buildState() {
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State state = buildDefaultState();
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final Intent intent = getIntent();
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state.action = State.ACTION_BROWSE;
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state.allowMultiple = true;
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// Options specific to the DocumentsActivity.
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checkArgument(!intent.hasExtra(Intent.EXTRA_LOCAL_ONLY));
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final DocumentStack stack = intent.getParcelableExtra(Shared.EXTRA_STACK);
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if (stack != null) {
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state.stack = stack;
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}
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return state;
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}
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@Override
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protected void onPostCreate(Bundle savedInstanceState) {
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super.onPostCreate(savedInstanceState);
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// This check avoids a flicker from "Recents" to "Home".
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// Only update action bar at this point if there is an active
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// serach. Why? Because this avoid an early (undesired) load of
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// the recents root...which is the default root in other activities.
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// In Files app "Home" is the default, but it is loaded async.
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// updateActionBar will be called once Home root is loaded.
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// Except while searching we need this call to ensure the
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// search bits get layed out correctly.
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if (mSearchManager.isSearching()) {
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updateActionBar();
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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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final RootInfo root = getCurrentRoot();
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// If we're browsing a specific root, and that root went away, then we
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// have no reason to hang around.
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// TODO: Rather than just disappearing, maybe we should inform
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// the user what has happened, let them close us. Less surprising.
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if (mRoots.getRootBlocking(root.authority, root.rootId) == null) {
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finish();
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}
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}
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@Override
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public void updateActionBar() {
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final RootInfo root = getCurrentRoot();
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if (mDrawer.isPresent()) {
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mToolbar.setNavigationIcon(R.drawable.ic_hamburger);
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mToolbar.setNavigationContentDescription(R.string.drawer_open);
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mToolbar.setNavigationOnClickListener(
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new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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mDrawer.setOpen(true);
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}
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});
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} else {
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mToolbar.setNavigationIcon(
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root != null ? root.loadToolbarIcon(mToolbar.getContext()) : null);
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mToolbar.setNavigationContentDescription(R.string.drawer_open);
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mToolbar.setNavigationOnClickListener(null);
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}
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if (mSearchManager.isExpanded()) {
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mToolbar.setTitle(null);
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mToolbarStack.setVisibility(View.GONE);
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mToolbarStack.setAdapter(null);
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} else {
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if (mState.stack.size() <= 1) {
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mToolbar.setTitle(root.title);
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mToolbarStack.setVisibility(View.GONE);
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mToolbarStack.setAdapter(null);
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} else {
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mToolbar.setTitle(null);
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mToolbarStack.setVisibility(View.VISIBLE);
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mToolbarStack.setAdapter(mStackAdapter);
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mStackListener.mIgnoreNextNavigation = true;
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mToolbarStack.setSelection(mStackAdapter.getCount() - 1);
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}
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}
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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boolean showMenu = super.onCreateOptionsMenu(menu);
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expandMenus(menu);
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return showMenu;
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}
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@Override
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public boolean onPrepareOptionsMenu(Menu menu) {
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super.onPrepareOptionsMenu(menu);
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final MenuItem createDir = menu.findItem(R.id.menu_create_dir);
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final MenuItem newWindow = menu.findItem(R.id.menu_new_window);
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final MenuItem pasteFromCb = menu.findItem(R.id.menu_paste_from_clipboard);
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createDir.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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createDir.setVisible(true);
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createDir.setEnabled(canCreateDirectory());
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pasteFromCb.setEnabled(mClipper.hasItemsToPaste());
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newWindow.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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newWindow.setVisible(mProductivityDevice);
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Menus.disableHiddenItems(menu, pasteFromCb);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.menu_create_dir:
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checkState(canCreateDirectory());
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showCreateDirectoryDialog();
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return true;
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case R.id.menu_new_window:
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createNewWindow();
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return true;
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case R.id.menu_paste_from_clipboard:
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DirectoryFragment dir = DirectoryFragment.get(getFragmentManager());
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dir = DirectoryFragment.get(getFragmentManager());
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dir.pasteFromClipboard();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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private void createNewWindow() {
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Metrics.logMultiWindow(this);
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Intent intent = LauncherActivity.createLaunchIntent(this);
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intent.putExtra(Shared.EXTRA_STACK, (Parcelable) mState.stack);
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startActivity(intent);
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}
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@Override
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void refreshDirectory(int anim) {
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final FragmentManager fm = getFragmentManager();
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final RootInfo root = getCurrentRoot();
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final DocumentInfo cwd = getCurrentDirectory();
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if (cwd == null) {
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DirectoryFragment.showRecentsOpen(fm, anim);
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} else {
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if (mState.currentSearch != null) {
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// Ongoing search
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DirectoryFragment.showSearch(fm, root, mState.currentSearch, anim);
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} else {
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// Normal boring directory
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DirectoryFragment.showDirectory(fm, root, cwd, anim);
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}
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}
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}
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@Override
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void onRootPicked(RootInfo root) {
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super.onRootPicked(root);
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mDrawer.setOpen(false);
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}
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@Override
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public void onDocumentsPicked(List<DocumentInfo> docs) {
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throw new UnsupportedOperationException();
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}
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@Override
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public void onDocumentPicked(DocumentInfo doc, @Nullable SiblingProvider siblings) {
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if (doc.isContainer()) {
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openContainerDocument(doc);
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} else {
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openDocument(doc, siblings);
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}
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}
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/**
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* Launches an intent to view the specified document.
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*/
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private void openDocument(DocumentInfo doc, @Nullable SiblingProvider siblings) {
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Intent intent = null;
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if (siblings != null) {
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QuickViewIntentBuilder builder = new QuickViewIntentBuilder(
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getPackageManager(), getResources(), doc, siblings);
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intent = builder.build();
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}
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if (intent != null) {
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// TODO: un-work around issue b/24963914. Should be fixed soon.
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try {
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startActivity(intent);
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return;
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} catch (SecurityException e) {
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// Carry on to regular view mode.
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Log.e(TAG, "Caught security error: " + e.getLocalizedMessage());
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}
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}
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// Fallback to traditional VIEW action...
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intent = new Intent(Intent.ACTION_VIEW);
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intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
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intent.setData(doc.derivedUri);
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if (DEBUG && intent.getClipData() != null) {
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Log.d(TAG, "Starting intent w/ clip data: " + intent.getClipData());
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}
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try {
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startActivity(intent);
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} catch (ActivityNotFoundException e) {
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Snackbars.makeSnackbar(
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this, R.string.toast_no_application, Snackbar.LENGTH_SHORT).show();
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}
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}
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@Override
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public boolean onKeyShortcut(int keyCode, KeyEvent event) {
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DirectoryFragment dir;
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switch (keyCode) {
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case KeyEvent.KEYCODE_A:
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dir = DirectoryFragment.get(getFragmentManager());
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dir.selectAllFiles();
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return true;
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case KeyEvent.KEYCODE_C:
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// TODO: Should be statically bound using alphabeticShortcut. See b/21330356.
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dir = DirectoryFragment.get(getFragmentManager());
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dir.copySelectedToClipboard();
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return true;
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case KeyEvent.KEYCODE_V:
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// TODO: Should be statically bound using alphabeticShortcut. See b/21330356.
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dir = DirectoryFragment.get(getFragmentManager());
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dir.pasteFromClipboard();
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return true;
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default:
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return super.onKeyShortcut(keyCode, event);
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}
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}
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@Override
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void saveStackBlocking() {
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final ContentResolver resolver = getContentResolver();
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final ContentValues values = new ContentValues();
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final byte[] rawStack = DurableUtils.writeToArrayOrNull(
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getDisplayState().stack);
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// Remember location for next app launch
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final String packageName = getCallingPackageMaybeExtra();
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values.clear();
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values.put(ResumeColumns.STACK, rawStack);
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values.put(ResumeColumns.EXTERNAL, 0);
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resolver.insert(RecentsProvider.buildResume(packageName), values);
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}
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@Override
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void onTaskFinished(Uri... uris) {
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Log.d(TAG, "onFinished() " + Arrays.toString(uris));
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final Intent intent = new Intent();
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if (uris.length == 1) {
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intent.setData(uris[0]);
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} else if (uris.length > 1) {
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final ClipData clipData = new ClipData(
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null, mState.acceptMimes, new ClipData.Item(uris[0]));
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for (int i = 1; i < uris.length; i++) {
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clipData.addItem(new ClipData.Item(uris[i]));
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}
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intent.setClipData(clipData);
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}
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intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION
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| Intent.FLAG_GRANT_WRITE_URI_PERMISSION
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| Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION);
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setResult(Activity.RESULT_OK, intent);
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finish();
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}
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}
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