Java tutorial
/** * Wire * Copyright (C) 2016 Wire Swiss GmbH * * 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.waz.zclient.pages.main.profile.preferences.dialogs; import android.annotation.SuppressLint; import android.app.Dialog; import android.os.Bundle; import android.support.design.widget.TextInputLayout; import android.support.v4.app.Fragment; import android.support.v7.app.AlertDialog; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.View; import android.view.WindowManager; import android.view.inputmethod.EditorInfo; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import com.waz.api.CredentialsUpdateListener; import com.waz.zclient.R; import com.waz.zclient.core.stores.appentry.AppEntryError; import com.waz.zclient.pages.BaseDialogFragment; import com.waz.zclient.pages.main.profile.validator.EmailValidator; import com.waz.zclient.pages.main.profile.validator.PasswordValidator; import com.waz.zclient.utils.ViewUtils; public class AddEmailAndPasswordPreferenceDialogFragment extends BaseDialogFragment<AddEmailAndPasswordPreferenceDialogFragment.Container> { public static final String TAG = AddEmailAndPasswordPreferenceDialogFragment.class.getSimpleName(); private TextInputLayout emailInputLayout; private TextInputLayout passwordInputLayout; private EmailValidator emailValidator; private PasswordValidator passwordValidator; public static Fragment newInstance() { return new AddEmailAndPasswordPreferenceDialogFragment(); } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); emailValidator = EmailValidator.newInstance(); passwordValidator = PasswordValidator.instance(getActivity()); } @SuppressLint("InflateParams") @Override public Dialog onCreateDialog(Bundle savedInstanceState) { final LayoutInflater inflater = LayoutInflater.from(getActivity()); final View view = inflater.inflate(R.layout.preference_dialog_add_email_password, null); emailInputLayout = ViewUtils.getView(view, R.id.til__preferences__email); final EditText emailEditText = ViewUtils.getView(view, R.id.acet__preferences__email); emailEditText.requestFocus(); emailEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_DONE) { emailInputLayout.getEditText().requestFocus(); return true; } else { return false; } } }); passwordInputLayout = ViewUtils.getView(view, R.id.til__preferences__password); final EditText passwordEditText = ViewUtils.getView(view, R.id.acet__preferences__password); passwordEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_DONE) { handleInput(); return true; } else { return false; } } }); final AlertDialog alertDialog = new AlertDialog.Builder(getActivity()) .setTitle(R.string.pref__account_action__dialog__add_email_password__title).setView(view) .setPositiveButton(android.R.string.ok, null).setNegativeButton(android.R.string.cancel, null) .create(); alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE); return alertDialog; } @Override public void onStart() { super.onStart(); final AlertDialog dialog = (AlertDialog) getDialog(); if (dialog == null) { return; } final Button positiveButton = dialog.getButton(Dialog.BUTTON_POSITIVE); positiveButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (emailInputLayout == null) { dismiss(); return; } handleInput(); } }); } @Override public void onDestroyView() { passwordInputLayout = null; emailInputLayout = null; super.onDestroyView(); } private void handleInput() { final String email = emailInputLayout.getEditText().getText().toString().trim(); if (!emailValidator.validate(email)) { emailInputLayout.setError( getString(R.string.pref__account_action__dialog__add_email_password__error__invalid_email)); return; } final String password = passwordInputLayout.getEditText().getText().toString().trim(); if (!passwordValidator.validate(password)) { passwordInputLayout.setError( getString(R.string.pref__account_action__dialog__add_email_password__error__invalid_password)); return; } getStoreFactory().getProfileStore().addEmailAndPassword(email, password, new CredentialsUpdateListener() { @Override public void onUpdated() { if (getContainer() == null) { return; } getContainer().onVerifyEmail(email); } @Override public void onUpdateFailed(int errorCode, String message, String label) { if (passwordInputLayout == null || emailInputLayout == null) { return; } if (AppEntryError.PHONE_ADD_PASSWORD.correspondsTo(errorCode, label)) { passwordInputLayout.setError(getString(AppEntryError.PHONE_ADD_PASSWORD.headerResource)); } else if (AppEntryError.EMAIL_EXISTS.correspondsTo(errorCode, label)) { passwordInputLayout.setError(getString(AppEntryError.EMAIL_EXISTS.headerResource)); } else if (AppEntryError.EMAIL_INVALID.correspondsTo(errorCode, label)) { passwordInputLayout.setError(getString(AppEntryError.EMAIL_INVALID.headerResource)); } else { passwordInputLayout.setError(getString(AppEntryError.EMAIL_GENERIC_ERROR.headerResource)); } } }); } public interface Container { void onVerifyEmail(String email); } }