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/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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.adapter;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.provider.KeychainContract.Keys;
import android.content.Context;
import android.database.Cursor;
import android.support.v4.widget.CursorAdapter;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
public class ViewKeyKeysAdapter extends CursorAdapter {
private LayoutInflater mInflater;
private int mIndexKeyId;
private int mIndexAlgorithm;
private int mIndexKeySize;
private int mIndexIsMasterKey;
private int mIndexCanCertify;
private int mIndexCanEncrypt;
private int mIndexCanSign;
public ViewKeyKeysAdapter(Context context, Cursor c, int flags) {
super(context, c, flags);
mInflater = LayoutInflater.from(context);
initIndex(c);
}
@Override
public Cursor swapCursor(Cursor newCursor) {
initIndex(newCursor);
return super.swapCursor(newCursor);
}
/**
* Get column indexes for performance reasons just once in constructor and swapCursor. For a
* performance comparison see http://stackoverflow.com/a/17999582
*
* @param cursor
*/
private void initIndex(Cursor cursor) {
if (cursor != null) {
mIndexKeyId = cursor.getColumnIndexOrThrow(Keys.KEY_ID);
mIndexAlgorithm = cursor.getColumnIndexOrThrow(Keys.ALGORITHM);
mIndexKeySize = cursor.getColumnIndexOrThrow(Keys.KEY_SIZE);
mIndexIsMasterKey = cursor.getColumnIndexOrThrow(Keys.IS_MASTER_KEY);
mIndexCanCertify = cursor.getColumnIndexOrThrow(Keys.CAN_CERTIFY);
mIndexCanEncrypt = cursor.getColumnIndexOrThrow(Keys.CAN_ENCRYPT);
mIndexCanSign = cursor.getColumnIndexOrThrow(Keys.CAN_SIGN);
}
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
TextView keyId = (TextView) view.findViewById(R.id.keyId);
TextView keyDetails = (TextView) view.findViewById(R.id.keyDetails);
ImageView masterKeyIcon = (ImageView) view.findViewById(R.id.ic_masterKey);
ImageView certifyIcon = (ImageView) view.findViewById(R.id.ic_certifyKey);
ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encryptKey);
ImageView signIcon = (ImageView) view.findViewById(R.id.ic_signKey);
String keyIdStr = PgpKeyHelper.convertKeyIdToHex(cursor.getLong(mIndexKeyId));
String algorithmStr = PgpKeyHelper.getAlgorithmInfo(cursor.getInt(mIndexAlgorithm),
cursor.getInt(mIndexKeySize));
keyId.setText(keyIdStr);
keyDetails.setText("(" + algorithmStr + ")");
if (cursor.getInt(mIndexIsMasterKey) != 1) {
masterKeyIcon.setVisibility(View.INVISIBLE);
} else {
masterKeyIcon.setVisibility(View.VISIBLE);
}
if (cursor.getInt(mIndexCanCertify) != 1) {
certifyIcon.setVisibility(View.GONE);
} else {
certifyIcon.setVisibility(View.VISIBLE);
}
if (cursor.getInt(mIndexCanEncrypt) != 1) {
encryptIcon.setVisibility(View.GONE);
} else {
encryptIcon.setVisibility(View.VISIBLE);
}
if (cursor.getInt(mIndexCanSign) != 1) {
signIcon.setVisibility(View.GONE);
} else {
signIcon.setVisibility(View.VISIBLE);
}
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return mInflater.inflate(R.layout.view_key_keys_item, null);
}
}
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