139 lines
4.3 KiB
Java
139 lines
4.3 KiB
Java
/*
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* Copyright (C) 2013 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.ui.adapter;
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import java.util.HashMap;
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import java.util.Set;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
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import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.database.Cursor;
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import android.graphics.Color;
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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.TextView;
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public class KeyListSecretAdapter extends CursorAdapter {
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private LayoutInflater mInflater;
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private int mIndexUserId;
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@SuppressLint("UseSparseArrays")
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private HashMap<Integer, Boolean> mSelection = new HashMap<Integer, Boolean>();
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public KeyListSecretAdapter(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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initIndex(c);
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}
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@Override
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public Cursor swapCursor(Cursor newCursor) {
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initIndex(newCursor);
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return super.swapCursor(newCursor);
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}
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/**
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* Get column indexes for performance reasons just once in constructor and swapCursor. For a
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* performance comparison see http://stackoverflow.com/a/17999582
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*
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* @param cursor
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*/
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private void initIndex(Cursor cursor) {
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if (cursor != null) {
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mIndexUserId = cursor.getColumnIndexOrThrow(UserIds.USER_ID);
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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 mainUserId = (TextView) view.findViewById(R.id.mainUserId);
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TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
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String userId = cursor.getString(mIndexUserId);
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String[] userIdSplit = PgpKeyHelper.splitUserId(userId);
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if (userIdSplit[0] != null) {
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mainUserId.setText(userIdSplit[0]);
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} else {
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mainUserId.setText(R.string.user_id_no_name);
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}
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if (userIdSplit[1] != null) {
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mainUserIdRest.setText(userIdSplit[1]);
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} else {
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mainUserIdRest.setText("");
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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.key_list_secret_item, null);
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}
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/** -------------------------- MULTI-SELECTION METHODS -------------- */
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public void setNewSelection(int position, boolean value) {
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mSelection.put(position, value);
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notifyDataSetChanged();
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}
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public boolean isPositionChecked(int position) {
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Boolean result = mSelection.get(position);
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return result == null ? false : result;
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}
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public Set<Integer> getCurrentCheckedPosition() {
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return mSelection.keySet();
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}
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public void removeSelection(int position) {
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mSelection.remove(position);
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notifyDataSetChanged();
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}
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public void clearSelection() {
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mSelection.clear();
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notifyDataSetChanged();
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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// let the adapter handle setting up the row views
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View v = super.getView(position, convertView, parent);
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/**
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* Change color for multi-selection
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*/
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// default color
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v.setBackgroundColor(Color.TRANSPARENT);
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if (mSelection.get(position) != null) {
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// this is a selected position, change color!
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v.setBackgroundColor(parent.getResources().getColor(R.color.emphasis));
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}
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return v;
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}
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}
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