piuk.blockchain.android.ui.EditAddressBookEntryFragment.java Source code

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Here is the source code for piuk.blockchain.android.ui.EditAddressBookEntryFragment.java

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/*
 * Copyright 2011-2012 the original author or authors.
 *
 * 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 piuk.blockchain.android.ui;

import piuk.MyRemoteWallet;
import piuk.blockchain.android.AddressBookProvider;
import piuk.blockchain.android.R;
import piuk.blockchain.android.WalletApplication;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.ContentResolver;
import android.content.DialogInterface;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;

/**
 * @author Andreas Schildbach
 */
public final class EditAddressBookEntryFragment extends DialogFragment {
    private static final String FRAGMENT_TAG = EditAddressBookEntryFragment.class.getName();

    private static final String KEY_ADDRESS = "address";

    private String address;

    public static void edit(final FragmentManager fm, final String address) {
        final FragmentTransaction ft = fm.beginTransaction();
        final Fragment prev = fm.findFragmentByTag(EditAddressBookEntryFragment.FRAGMENT_TAG);
        if (prev != null)
            ft.remove(prev);
        ft.addToBackStack(null);
        final DialogFragment newFragment = EditAddressBookEntryFragment.instance(address.toString());
        newFragment.show(ft, EditAddressBookEntryFragment.FRAGMENT_TAG);
    }

    private static EditAddressBookEntryFragment instance(final String address) {
        final EditAddressBookEntryFragment fragment = new EditAddressBookEntryFragment();

        final Bundle args = new Bundle();
        args.putString(KEY_ADDRESS, address);
        fragment.setArguments(args);

        return fragment;
    }

    @Override
    public Dialog onCreateDialog(final Bundle savedInstanceState) {
        final WalletApplication application = (WalletApplication) getActivity().getApplication();

        MyRemoteWallet wallet = application.getRemoteWallet();

        this.address = getArguments().getString(KEY_ADDRESS);

        final FragmentActivity activity = getActivity();
        final LayoutInflater inflater = LayoutInflater.from(activity);

        final ContentResolver contentResolver = activity.getContentResolver();
        final Uri uri = AddressBookProvider.CONTENT_URI.buildUpon().appendPath(address).build();

        final String label = AddressBookProvider.resolveLabel(contentResolver, address);

        boolean isAdd = label == null;

        boolean showDelete = !isAdd;

        if (showDelete && wallet != null)
            showDelete = !wallet.isAddressMine(address);

        final Builder dialog = new AlertDialog.Builder(activity)
                .setTitle(isAdd ? R.string.edit_address_book_entry_dialog_title_add
                        : R.string.edit_address_book_entry_dialog_title_edit);

        final View view = inflater.inflate(R.layout.edit_address_book_entry_dialog, null);

        final TextView viewAddress = (TextView) view.findViewById(R.id.edit_address_book_entry_address);
        viewAddress.setText(address.toString());

        final TextView viewLabel = (TextView) view.findViewById(R.id.edit_address_book_entry_label);
        viewLabel.setText(label);

        dialog.setView(view);

        dialog.setPositiveButton(
                isAdd ? R.string.edit_address_book_entry_dialog_button_add
                        : R.string.edit_address_book_entry_dialog_button_edit,
                new DialogInterface.OnClickListener() {
                    public void onClick(final DialogInterface dialog, final int whichButton) {
                        AddressBookProvider.setLabel(contentResolver, address, viewLabel.getText().toString());

                        application.setAddressLabel(address, viewLabel.getText().toString());

                        dismiss();
                    }
                });

        if (showDelete) {
            dialog.setNeutralButton(R.string.edit_address_book_entry_dialog_button_delete,
                    new DialogInterface.OnClickListener() {
                        public void onClick(final DialogInterface dialog, final int whichButton) {
                            contentResolver.delete(uri, null, null);
                            dismiss();
                        }
                    });
        }
        dialog.setNegativeButton(R.string.button_cancel, new DialogInterface.OnClickListener() {
            public void onClick(final DialogInterface dialog, final int whichButton) {
                dismiss();
            }
        });

        return dialog.create();
    }
}