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/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.sufficientlysecure.keychain.ui;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.ui.widget.ImportKeysListLoader;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.R;
import com.actionbarsherlock.app.SherlockListFragment;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.content.Loader;
import android.support.v4.app.LoaderManager;
import android.view.View;
import android.widget.ListView;
import android.widget.SimpleAdapter;
public class ImportKeysListFragment extends SherlockListFragment implements
LoaderManager.LoaderCallbacks<List<Map<String, String>>> {
public static String ARG_KEYRING_BYTES = "bytes";
public static String ARG_IMPORT_FILENAME = "filename";
byte[] mKeyringBytes;
String mImportFilename;
private Activity mActivity;
private SimpleAdapter mAdapter;
@Override
public void onListItemClick(ListView listView, View view, int position, long id) {
// Map<String, String> item = (Map<String, String>) listView.getItemAtPosition(position);
// String userId = item.get(ImportKeysListLoader.MAP_ATTR_USER_ID);
}
/**
* Resume is called after rotating
*/
@Override
public void onResume() {
super.onResume();
// Start out with a progress indicator.
setListShown(false);
// reload list
getLoaderManager().restartLoader(0, null, this);
}
/**
* Define Adapter and Loader on create of Activity
*/
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mActivity = this.getActivity();
mKeyringBytes = getArguments().getByteArray(ARG_KEYRING_BYTES);
mImportFilename = getArguments().getString(ARG_IMPORT_FILENAME);
// register long press context menu
registerForContextMenu(getListView());
// Give some text to display if there is no data. In a real
// application this would come from a resource.
setEmptyText(mActivity.getString(R.string.error_nothingImport));
// Create an empty adapter we will use to display the loaded data.
String[] from = new String[] {};
int[] to = new int[] {};
List<Map<String, String>> data = new ArrayList<Map<String, String>>();
mAdapter = new SimpleAdapter(getActivity(), data, android.R.layout.two_line_list_item,
from, to);
setListAdapter(mAdapter);
// Start out with a progress indicator.
setListShown(false);
// Prepare the loader. Either re-connect with an existing one,
// or start a new one.
getLoaderManager().initLoader(0, null, this);
}
@Override
public Loader<List<Map<String, String>>> onCreateLoader(int id, Bundle args) {
return new ImportKeysListLoader(mActivity, mKeyringBytes, mImportFilename);
}
@Override
public void onLoadFinished(Loader<List<Map<String, String>>> loader,
List<Map<String, String>> data) {
// Set the new data in the adapter.
// for (String item : data) {
// mAdapter.add(item);
// }
Log.d(Constants.TAG, "data: " + data);
// TODO: real swapping the data to the already defined adapter doesn't work
// Workaround: recreate adapter!
// http://stackoverflow.com/questions/2356091/android-add-function-of-arrayadapter-not-working
// mAdapter = new ArrayAdapter<String>(mActivity, android.R.layout.two_line_list_item,
// data);
String[] from = new String[] { ImportKeysListLoader.MAP_ATTR_USER_ID,
ImportKeysListLoader.MAP_ATTR_FINGERPINT };
int[] to = new int[] { android.R.id.text1, android.R.id.text2 };
mAdapter = new SimpleAdapter(getActivity(), data, android.R.layout.two_line_list_item,
from, to);
mAdapter.notifyDataSetChanged();
setListAdapter(mAdapter);
// The list should now be shown.
if (isResumed()) {
setListShown(true);
} else {
setListShownNoAnimation(true);
}
}
@Override
public void onLoaderReset(Loader<List<Map<String, String>>> loader) {
// Clear the data in the adapter.
// Not available in SimpleAdapter!
// mAdapter.clear();
}
}
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