219 lines
8 KiB
Java
219 lines
8 KiB
Java
/*
|
|
* Copyright (C) 2012-2014 Dominik Schürmann <dominik@dominikschuermann.de>
|
|
* Copyright (C) 2010-2014 Thialfihar <thi@thialfihar.org>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package org.sufficientlysecure.keychain.ui;
|
|
|
|
import android.content.Context;
|
|
import android.database.Cursor;
|
|
import android.net.Uri;
|
|
import android.os.Bundle;
|
|
import android.support.v4.app.ListFragment;
|
|
import android.support.v4.app.LoaderManager;
|
|
import android.support.v4.content.CursorLoader;
|
|
import android.support.v4.content.Loader;
|
|
import android.view.View;
|
|
import android.widget.AdapterView;
|
|
import android.widget.AdapterView.OnItemClickListener;
|
|
import android.widget.ListView;
|
|
|
|
import org.sufficientlysecure.keychain.R;
|
|
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
|
|
import org.sufficientlysecure.keychain.ui.adapter.SelectKeyCursorAdapter;
|
|
|
|
public class SelectSecretKeyFragment extends ListFragment implements
|
|
LoaderManager.LoaderCallbacks<Cursor> {
|
|
|
|
private SelectSecretKeyActivity mActivity;
|
|
private SelectKeyCursorAdapter mAdapter;
|
|
|
|
private boolean mFilterCertify, mFilterSign;
|
|
|
|
private static final String ARG_FILTER_CERTIFY = "filter_certify";
|
|
private static final String ARG_FILTER_SIGN = "filter_sign";
|
|
|
|
/**
|
|
* Creates new instance of this fragment
|
|
*
|
|
* filterCertify and filterSign must not both be set!
|
|
*/
|
|
public static SelectSecretKeyFragment newInstance(boolean filterCertify, boolean filterSign) {
|
|
SelectSecretKeyFragment frag = new SelectSecretKeyFragment();
|
|
|
|
Bundle args = new Bundle();
|
|
args.putBoolean(ARG_FILTER_CERTIFY, filterCertify);
|
|
args.putBoolean(ARG_FILTER_SIGN, filterSign);
|
|
frag.setArguments(args);
|
|
|
|
return frag;
|
|
}
|
|
|
|
@Override
|
|
public void onCreate(Bundle savedInstanceState) {
|
|
super.onCreate(savedInstanceState);
|
|
|
|
mFilterCertify = getArguments().getBoolean(ARG_FILTER_CERTIFY);
|
|
mFilterSign = getArguments().getBoolean(ARG_FILTER_SIGN);
|
|
}
|
|
|
|
/**
|
|
* Define Adapter and Loader on create of Activity
|
|
*/
|
|
@Override
|
|
public void onActivityCreated(Bundle savedInstanceState) {
|
|
super.onActivityCreated(savedInstanceState);
|
|
|
|
mActivity = (SelectSecretKeyActivity) getActivity();
|
|
|
|
ListView listView = getListView();
|
|
listView.setOnItemClickListener(new OnItemClickListener() {
|
|
@Override
|
|
public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
|
|
long masterKeyId = mAdapter.getMasterKeyId(position);
|
|
Uri result = KeyRings.buildGenericKeyRingUri(masterKeyId);
|
|
|
|
// return data to activity, which results in finishing it
|
|
mActivity.afterListSelection(result);
|
|
}
|
|
});
|
|
|
|
// Give some text to display if there is no data. In a real
|
|
// application this would come from a resource.
|
|
setEmptyText(getString(R.string.list_empty));
|
|
|
|
mAdapter = new SelectSecretKeyCursorAdapter(mActivity, null, 0, listView);
|
|
|
|
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<Cursor> onCreateLoader(int id, Bundle args) {
|
|
// This is called when a new Loader needs to be created. This
|
|
// sample only has one Loader, so we don't care about the ID.
|
|
Uri baseUri = KeyRings.buildUnifiedKeyRingsUri();
|
|
|
|
// These are the rows that we will retrieve.
|
|
String[] projection = new String[]{
|
|
KeyRings._ID,
|
|
KeyRings.MASTER_KEY_ID,
|
|
KeyRings.USER_ID,
|
|
KeyRings.EXPIRY,
|
|
KeyRings.IS_REVOKED,
|
|
// can certify info only related to master key
|
|
KeyRings.CAN_CERTIFY,
|
|
// has sign may be any subkey
|
|
KeyRings.HAS_SIGN,
|
|
KeyRings.HAS_ANY_SECRET,
|
|
KeyRings.HAS_SECRET
|
|
};
|
|
|
|
String where = KeyRings.HAS_ANY_SECRET + " = 1";
|
|
|
|
// Now create and return a CursorLoader that will take care of
|
|
// creating a Cursor for the data being displayed.
|
|
return new CursorLoader(getActivity(), baseUri, projection, where, null, null);
|
|
}
|
|
|
|
@Override
|
|
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
|
|
// Swap the new cursor in. (The framework will take care of closing the
|
|
// old cursor once we return.)
|
|
mAdapter.swapCursor(data);
|
|
|
|
// The list should now be shown.
|
|
if (isResumed()) {
|
|
setListShown(true);
|
|
} else {
|
|
setListShownNoAnimation(true);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onLoaderReset(Loader<Cursor> loader) {
|
|
// This is called when the last Cursor provided to onLoadFinished()
|
|
// above is about to be closed. We need to make sure we are no
|
|
// longer using it.
|
|
mAdapter.swapCursor(null);
|
|
}
|
|
|
|
private class SelectSecretKeyCursorAdapter extends SelectKeyCursorAdapter {
|
|
|
|
private int mIndexHasSign, mIndexCanCertify, mIndexHasSecret;
|
|
|
|
public SelectSecretKeyCursorAdapter(Context context, Cursor c, int flags, ListView listView) {
|
|
super(context, c, flags, listView);
|
|
}
|
|
|
|
@Override
|
|
protected void initIndex(Cursor cursor) {
|
|
super.initIndex(cursor);
|
|
if (cursor != null) {
|
|
mIndexCanCertify = cursor.getColumnIndexOrThrow(KeyRings.CAN_CERTIFY);
|
|
mIndexHasSign = cursor.getColumnIndexOrThrow(KeyRings.HAS_SIGN);
|
|
mIndexHasSecret = cursor.getColumnIndexOrThrow(KeyRings.HAS_SECRET);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void bindView(View view, Context context, Cursor cursor) {
|
|
super.bindView(view, context, cursor);
|
|
ViewHolderItem h = (SelectKeyCursorAdapter.ViewHolderItem) view.getTag();
|
|
|
|
// We don't care about the checkbox
|
|
h.selected.setVisibility(View.GONE);
|
|
|
|
// Special from superclass: Te
|
|
boolean enabled = false;
|
|
if((Boolean) h.status.getTag()) {
|
|
// Check if key is viable for our purposes (certify or sign)
|
|
if(mFilterCertify) {
|
|
// Only enable if can certify
|
|
if (cursor.getInt(mIndexCanCertify) == 0
|
|
|| cursor.getInt(mIndexHasSecret) == 0) {
|
|
h.status.setText(R.string.can_certify_not);
|
|
} else {
|
|
h.status.setText(R.string.can_certify);
|
|
enabled = true;
|
|
}
|
|
} else if(mFilterSign) {
|
|
// Only enable if can sign
|
|
if (cursor.getInt(mIndexHasSign) == 0) {
|
|
h.status.setText(R.string.can_sign_not);
|
|
} else {
|
|
h.status.setText(R.string.can_sign);
|
|
enabled = true;
|
|
}
|
|
} else {
|
|
// No filters, just enable
|
|
enabled = true;
|
|
}
|
|
}
|
|
h.setEnabled(enabled);
|
|
// refresh this, too, for use in the ItemClickListener above
|
|
h.status.setTag(enabled);
|
|
}
|
|
|
|
}
|
|
|
|
} |