forked from upstream-mirrors/OpenTracks
Jimmy Shih
116 lines
3.4 KiB
Java
116 lines
3.4 KiB
Java
/*
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* Copyright 2009 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.google.android.apps.mytracks;
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import com.google.android.apps.mytracks.io.file.TrackWriterFactory.TrackFileFormat;
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import com.google.android.apps.mytracks.util.DialogUtils;
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import com.google.android.maps.mytracks.R;
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import android.app.Activity;
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import android.app.Dialog;
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import android.app.ProgressDialog;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.os.Bundle;
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import android.widget.Toast;
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/**
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* An activity to export all the tracks to the SD card.
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*
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* @author Sandor Dornbush
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*/
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public class ExportActivity extends Activity {
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public static final String EXTRA_TRACK_FILE_FORMAT = "track_file_format";
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private static final int DIALOG_PROGRESS_ID = 0;
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private ExportAsyncTask exportAsyncTask;
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private ProgressDialog progressDialog;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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Object retained = getLastNonConfigurationInstance();
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if (retained instanceof ExportAsyncTask) {
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exportAsyncTask = (ExportAsyncTask) retained;
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exportAsyncTask.setActivity(this);
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} else {
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Intent intent = getIntent();
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TrackFileFormat trackFileFormat = intent.getParcelableExtra(EXTRA_TRACK_FILE_FORMAT);
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exportAsyncTask = new ExportAsyncTask(this, trackFileFormat);
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exportAsyncTask.execute();
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}
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}
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@Override
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public Object onRetainNonConfigurationInstance() {
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exportAsyncTask.setActivity(null);
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return exportAsyncTask;
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}
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@Override
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protected Dialog onCreateDialog(int id) {
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if (id != DIALOG_PROGRESS_ID) {
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return null;
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}
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progressDialog = DialogUtils.createHorizontalProgressDialog(
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this, R.string.export_progress_message, new DialogInterface.OnCancelListener() {
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@Override
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public void onCancel(DialogInterface dialog) {
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exportAsyncTask.cancel(true);
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finish();
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}
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});
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return progressDialog;
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}
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/**
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* Invokes when the associated AsyncTask completes.
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*
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* @param success true if the AsyncTask is successful
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* @param messageId message id to display to user
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*/
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public void onAsyncTaskCompleted(boolean success, int messageId) {
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removeDialog(DIALOG_PROGRESS_ID);
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Toast.makeText(this, messageId, success ? Toast.LENGTH_SHORT : Toast.LENGTH_LONG).show();
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finish();
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}
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/**
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* Shows the progress dialog.
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*/
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public void showProgressDialog() {
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showDialog(DIALOG_PROGRESS_ID);
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}
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/**
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* Sets the progress dialog value.
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*
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* @param number the number of tracks exported
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* @param max the maximum number of tracks
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*/
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public void setProgressDialogValue(int number, int max) {
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if (progressDialog != null) {
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progressDialog.setIndeterminate(false);
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progressDialog.setMax(max);
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progressDialog.setProgress(Math.min(number, max));
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}
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}
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}
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