Java tutorial
/* * Copyright 2011-2014 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 com.kncwallet.wallet.ui; import javax.annotation.Nonnull; import javax.annotation.Nullable; import com.kncwallet.wallet.AddressBookProvider; import com.kncwallet.wallet.Constants; import com.kncwallet.wallet.ContactImage; import com.kncwallet.wallet.KnownAddressProvider; import com.kncwallet.wallet.onename.OneNameUser; import com.kncwallet.wallet.ui.dialog.KnCDialog; import com.kncwallet.wallet.util.WalletUtils; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.content.ContentResolver; import android.content.ContentValues; import android.content.DialogInterface; import android.graphics.Bitmap; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.support.v4.app.FragmentManager; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.widget.TextView; import android.widget.Toast; import com.kncwallet.wallet.R; import com.loopj.android.image.SmartImageTask; import com.loopj.android.image.WebImage; /** * @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 static final String KEY_SUGGESTED_ADDRESS_LABEL = "suggested_address_label"; private static final String KEY_SOURCE = "source"; private static final String KEY_IMAGE_URL = "image_url"; private static final String KEY_USERNAME = "username"; public static void edit(final FragmentManager fm, OneNameUser oneNameUser) { final EditAddressBookEntryFragment fragment = new EditAddressBookEntryFragment(); final Bundle args = new Bundle(); args.putString(KEY_ADDRESS, oneNameUser.getAddress()); args.putString(KEY_SUGGESTED_ADDRESS_LABEL, oneNameUser.getDisplayName()); args.putString(KEY_IMAGE_URL, oneNameUser.getImageUrl()); args.putString(KEY_SOURCE, AddressBookProvider.SOURCE_ONENAME); args.putString(KEY_USERNAME, oneNameUser.username); fragment.setArguments(args); fragment.show(fm, FRAGMENT_TAG); } public static void edit(final FragmentManager fm, @Nonnull final String address) { edit(fm, address, null); } public static void edit(final FragmentManager fm, @Nonnull final String address, @Nullable final String suggestedAddressLabel) { final DialogFragment newFragment = EditAddressBookEntryFragment.instance(address, suggestedAddressLabel); newFragment.show(fm, FRAGMENT_TAG); } private static EditAddressBookEntryFragment instance(@Nonnull final String address, @Nullable final String suggestedAddressLabel) { final EditAddressBookEntryFragment fragment = new EditAddressBookEntryFragment(); final Bundle args = new Bundle(); args.putString(KEY_ADDRESS, address); args.putString(KEY_SUGGESTED_ADDRESS_LABEL, suggestedAddressLabel); fragment.setArguments(args); return fragment; } private Activity activity; private ContentResolver contentResolver; @Override public void onAttach(final Activity activity) { super.onAttach(activity); this.activity = activity; this.contentResolver = activity.getContentResolver(); } @Override public void onStart() { super.onStart(); KnCDialog.fixDialogDivider(getDialog()); } @Override public Dialog onCreateDialog(final Bundle savedInstanceState) { final Bundle args = getArguments(); final String address = args.getString(KEY_ADDRESS); final String suggestedAddressLabel = args.getString(KEY_SUGGESTED_ADDRESS_LABEL); final String imageUrl = args.getString(KEY_IMAGE_URL); final String argsSource = args.getString(KEY_SOURCE); final String username = args.getString(KEY_USERNAME); final LayoutInflater inflater = LayoutInflater.from(activity); final Uri uri = AddressBookProvider.contentUri(activity.getPackageName()).buildUpon().appendPath(address) .build(); final String label = AddressBookProvider.resolveLabel(activity, address); final boolean isAdd = label == null; final AlertDialog.Builder dialog = new AlertDialog.Builder(activity); dialog.setInverseBackgroundForced(true); dialog.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(WalletUtils.formatHash(address, Constants.ADDRESS_FORMAT_GROUP_SIZE, Constants.ADDRESS_FORMAT_LINE_SIZE)); final TextView viewLabel = (TextView) view.findViewById(R.id.edit_address_book_entry_label); viewLabel.setText(label != null ? label : suggestedAddressLabel); dialog.setView(view); final DialogInterface.OnClickListener onClickListener = new DialogInterface.OnClickListener() { @Override public void onClick(final DialogInterface dialog, final int which) { if (which == DialogInterface.BUTTON_POSITIVE) { final String newLabel = viewLabel.getText().toString().trim(); if (!newLabel.isEmpty()) { final ContentValues values = new ContentValues(); values.put(AddressBookProvider.KEY_LABEL, newLabel); values.put(AddressBookProvider.KEY_USERNAME, username); values.put(AddressBookProvider.KEY_STATE, AddressBookProvider.STATE_ACTIVE); if (isAdd) { contentResolver.insert(uri, values); AddressBookProvider.ContactData contactData = AddressBookProvider .resolveContactData(activity, address); KnownAddressProvider.saveKnownAddress(activity, contactData.id, contactData.rawTelephone, address, argsSource); } else { AddressBookProvider.ContactData contactData = AddressBookProvider .resolveContactData(activity, address); contentResolver.update(uri, values, null, null); if (contactData != null) { KnownAddressProvider.saveKnownAddress(activity, contactData.id, contactData.rawTelephone, address, null); } } saveImage(imageUrl, newLabel, address); } else if (!isAdd) { contentResolver.delete(uri, null, null); } } else if (which == DialogInterface.BUTTON_NEUTRAL) { contentResolver.delete(uri, null, null); } dismiss(); } }; dialog.setPositiveButton(isAdd ? R.string.button_add : R.string.edit_address_book_entry_dialog_button_edit, onClickListener); if (!isAdd) dialog.setNeutralButton(R.string.button_delete, onClickListener); dialog.setNegativeButton(R.string.button_cancel, onClickListener); return dialog.create(); } private void saveImage(final String imageUrl, final String label, final String address) { if (imageUrl != null) { SmartImageTask task = new SmartImageTask(activity, new WebImage(imageUrl)); task.setOnCompleteHandler(new SmartImageTask.OnCompleteHandler() { @Override public void onComplete(Bitmap bitmap) { if (bitmap != null) { int contactId = AddressBookProvider.resolveRowId(activity, address); ContactImage.saveBitmap(activity, bitmap, contactId, label, address, imageUrl); } } }); task.run(); } } }