175 lines
6.5 KiB
Java
175 lines
6.5 KiB
Java
/*
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* Copyright (C) 2013-2014 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.remote.ui;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageManager;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.support.v4.app.ListFragment;
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import android.support.v4.app.LoaderManager;
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import android.support.v4.content.CursorLoader;
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import android.support.v4.content.Loader;
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import android.support.v4.widget.CursorAdapter;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.ImageView;
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import android.widget.TextView;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.provider.KeychainContract;
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import org.sufficientlysecure.keychain.provider.KeychainContract.ApiApps;
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public class AppsListFragment extends ListFragment implements
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LoaderManager.LoaderCallbacks<Cursor> {
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// This is the Adapter being used to display the list's data.
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RegisteredAppsAdapter mAdapter;
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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getListView().setOnItemClickListener(new OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
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String selectedPackageName = mAdapter.getItemPackageName(position);
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// edit app settings
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Intent intent = new Intent(getActivity(), AppSettingsActivity.class);
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intent.setData(KeychainContract.ApiApps.buildByPackageNameUri(selectedPackageName));
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startActivity(intent);
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}
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});
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// Give some text to display if there is no data. In a real
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// application this would come from a resource.
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setEmptyText(getString(R.string.api_no_apps));
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// We have a menu item to show in action bar.
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setHasOptionsMenu(true);
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// Create an empty adapter we will use to display the loaded data.
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mAdapter = new RegisteredAppsAdapter(getActivity(), null, 0);
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setListAdapter(mAdapter);
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// Prepare the loader. Either re-connect with an existing one,
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// or start a new one.
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getLoaderManager().initLoader(0, null, this);
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}
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// These are the Contacts rows that we will retrieve.
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static final String[] PROJECTION = new String[]{
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ApiApps._ID, // 0
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ApiApps.PACKAGE_NAME // 1
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};
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public Loader<Cursor> onCreateLoader(int id, Bundle args) {
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// This is called when a new Loader needs to be created. This
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// sample only has one Loader, so we don't care about the ID.
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// First, pick the base URI to use depending on whether we are
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// currently filtering.
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Uri baseUri = ApiApps.CONTENT_URI;
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// Now create and return a CursorLoader that will take care of
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// creating a Cursor for the data being displayed.
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return new CursorLoader(getActivity(), baseUri, PROJECTION, null, null,
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ApiApps.PACKAGE_NAME + " COLLATE LOCALIZED ASC");
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}
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public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
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// Swap the new cursor in. (The framework will take care of closing the
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// old cursor once we return.)
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mAdapter.swapCursor(data);
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}
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public void onLoaderReset(Loader<Cursor> loader) {
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// This is called when the last Cursor provided to onLoadFinished()
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// above is about to be closed. We need to make sure we are no
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// longer using it.
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mAdapter.swapCursor(null);
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}
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private class RegisteredAppsAdapter extends CursorAdapter {
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private LayoutInflater mInflater;
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private PackageManager mPM;
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public RegisteredAppsAdapter(Context context, Cursor c, int flags) {
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super(context, c, flags);
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mInflater = LayoutInflater.from(context);
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mPM = context.getApplicationContext().getPackageManager();
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}
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/**
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* Similar to CursorAdapter.getItemId().
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* Required to build Uris for api apps, which are not based on row ids
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*
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* @param position
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* @return
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*/
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public String getItemPackageName(int position) {
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if (mDataValid && mCursor != null) {
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if (mCursor.moveToPosition(position)) {
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return mCursor.getString(1);
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} else {
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return null;
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}
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} else {
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return null;
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}
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}
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@Override
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public void bindView(View view, Context context, Cursor cursor) {
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TextView text = (TextView) view.findViewById(R.id.api_apps_adapter_item_name);
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ImageView icon = (ImageView) view.findViewById(R.id.api_apps_adapter_item_icon);
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String packageName = cursor.getString(cursor.getColumnIndex(ApiApps.PACKAGE_NAME));
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if (packageName != null) {
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// get application name
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try {
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ApplicationInfo ai = mPM.getApplicationInfo(packageName, 0);
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text.setText(mPM.getApplicationLabel(ai));
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icon.setImageDrawable(mPM.getApplicationIcon(ai));
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} catch (final PackageManager.NameNotFoundException e) {
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// fallback
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text.setText(packageName);
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}
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} else {
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// fallback
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text.setText(packageName);
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}
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}
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@Override
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public View newView(Context context, Cursor cursor, ViewGroup parent) {
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return mInflater.inflate(R.layout.api_apps_adapter_list_item, null);
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}
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}
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}
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