transdroid/app/src/main/java/org/transdroid/core/gui/navigation/SetTrackersDialog.java

/*
 * Copyright 2010-2018 Eric Kok et al.
 *
 * Transdroid 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.
 *
 * Transdroid 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 Transdroid.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.transdroid.core.gui.navigation;

import android.app.DialogFragment;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.EditText;

import com.afollestad.materialdialogs.MaterialDialog;

import org.transdroid.R;
import org.transdroid.core.app.settings.SettingsUtils;

import java.util.Arrays;
import java.util.List;

public class SetTrackersDialog extends DialogFragment {

    /**
     * A dialog fragment that allows changing the trackers of a torrent by editing the text directly.
     *
     * @param context                   The activity context that opens (and owns) this dialog
     * @param onTrackersUpdatedListener The callback for when the user is done updating the trackers list
     * @param currentTrackers           The current trackers text/list that will be available to the user to edit
     */
    public static void show(final Context context, final OnTrackersUpdatedListener onTrackersUpdatedListener, String currentTrackers) {
        View trackersLayout = LayoutInflater.from(context).inflate(R.layout.dialog_trackers, null);
        final EditText trackersText = (EditText) trackersLayout.findViewById(R.id.trackers_edit);
        trackersText.setText(currentTrackers);
        MaterialDialog.Builder builder = new MaterialDialog.Builder(context)
                .customView(trackersLayout, false)
                .positiveText(R.string.status_update)
                .negativeText(android.R.string.cancel)
                .callback(new MaterialDialog.ButtonCallback() {
                    @Override
                    public void onPositive(MaterialDialog dialog) {
                        // User is done editing and requested to update given the text input
                        onTrackersUpdatedListener.onTrackersUpdated(Arrays.asList(trackersText.getText().toString().split("\n")));
                    }
                });
        SettingsUtils.applyDialogTheme(builder).show();
    }

    public interface OnTrackersUpdatedListener {
        void onTrackersUpdated(List<String> updatedTrackers);
    }

}