87 lines
2.8 KiB
Java
87 lines
2.8 KiB
Java
/*
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* Copyright (C) 2010 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.email.activity;
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import com.android.email.R;
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import com.android.email.Utility;
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import android.app.Activity;
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import android.content.ActivityNotFoundException;
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import android.content.Intent;
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import android.media.MediaScannerConnection;
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import android.media.MediaScannerConnection.MediaScannerConnectionClient;
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import android.net.Uri;
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import java.io.File;
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/**
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* Call to pass a media file to the media scanner service and open it when scanned.
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*
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* TODO We maight want to set FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET when starting intent, as its
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* javadoc suggest. (But seems like Gmail doesn't do that either.)
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*/
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public class MediaOpener {
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private final Activity mActivity;
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private final MediaScannerConnection mConnection;
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private final File mFile;
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private MediaOpener(Activity activity, File file) {
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mActivity = activity;
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mFile = file;
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mConnection = new MediaScannerConnection(mActivity.getApplicationContext(),
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new MediaScannerConnectionClient() {
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@Override
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public void onMediaScannerConnected() {
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mConnection.scanFile(mFile.getAbsolutePath(), null);
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}
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@Override
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public void onScanCompleted(String path, Uri uri) {
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MediaOpener.this.onScanCompleted(path, uri);
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}
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});
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}
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private void start() {
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mConnection.connect();
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}
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private void onScanCompleted(String path, Uri uri) {
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try {
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if (uri != null) {
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mActivity.startActivity(new Intent(Intent.ACTION_VIEW, uri));
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}
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} catch (ActivityNotFoundException e) {
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Utility.showToast(mActivity, R.string.message_view_display_attachment_toast);
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// TODO: Add a proper warning message (and lots of upstream cleanup to prevent
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// it from happening)
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} finally {
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mConnection.disconnect();
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}
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}
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/**
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* Start scanning a file and opening it when scanned.
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*
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* @param activity activity used as a parent when starting an intent.
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* @param file file to open.
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*/
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public static void scanAndOpen(Activity activity, File file) {
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new MediaOpener(activity, file).start();
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}
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}
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