103 lines
3.9 KiB
Java
103 lines
3.9 KiB
Java
/*
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* Copyright 2021 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.example.android.receivecontent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.Toolbar;
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import androidx.recyclerview.widget.RecyclerView;
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import com.google.common.collect.ImmutableList;
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import com.google.common.util.concurrent.FutureCallback;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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/** Main activity for the demo. */
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public class ReceiveContentDemoActivity extends AppCompatActivity {
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private AttachmentsRepo mAttachmentsRepo;
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private AttachmentsRecyclerViewAdapter mAttachmentsRecyclerViewAdapter;
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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// Setup the app toolbar.
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Toolbar toolbar = findViewById(R.id.app_toolbar);
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setSupportActionBar(toolbar);
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// Setup the repository and recycler view for attachments.
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mAttachmentsRepo = new AttachmentsRepo(this);
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ImmutableList<Uri> attachments = mAttachmentsRepo.getAllUris();
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RecyclerView attachmentsRecyclerView = findViewById(R.id.attachments_recycler_view);
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attachmentsRecyclerView.setHasFixedSize(true);
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mAttachmentsRecyclerViewAdapter = new AttachmentsRecyclerViewAdapter(attachments);
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attachmentsRecyclerView.setAdapter(mAttachmentsRecyclerViewAdapter);
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// Setup the listener for receiving content.
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MyReceiver receiver = new MyReceiver(mAttachmentsRepo, mAttachmentsRecyclerViewAdapter);
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LinearLayout container = findViewById(R.id.container);
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container.setOnReceiveContentListener(MyReceiver.SUPPORTED_MIME_TYPES, receiver);
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EditText textInput = findViewById(R.id.text_input);
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textInput.setOnReceiveContentListener(MyReceiver.SUPPORTED_MIME_TYPES, receiver);
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}
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@Override
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public boolean onCreateOptionsMenu(@NonNull Menu menu) {
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MenuInflater inflater = getMenuInflater();
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inflater.inflate(R.menu.app_menu, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(@NonNull MenuItem item) {
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if (item.getItemId() == R.id.action_clear_attachments) {
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deleteAllAttachments();
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return true;
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}
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return false;
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}
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private void deleteAllAttachments() {
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ListenableFuture<Void> deleteAllFuture = MyExecutors.bg().submit(() -> {
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mAttachmentsRepo.deleteAll();
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return null;
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});
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Futures.addCallback(deleteAllFuture, new FutureCallback<Void>() {
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@Override
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public void onSuccess(@Nullable Void result) {
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mAttachmentsRecyclerViewAdapter.clearAttachments();
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mAttachmentsRecyclerViewAdapter.notifyDataSetChanged();
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}
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@Override
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public void onFailure(@NonNull Throwable t) {
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Log.e(Logcat.TAG, "Error deleting attachments", t);
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}
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}, MyExecutors.main());
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}
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}
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