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.newreg.fragments; import android.os.Bundle; import android.support.v4.app.Fragment; import android.text.Editable; import android.text.TextWatcher; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.waz.zclient.R; import com.waz.zclient.controllers.navigation.Page; import com.waz.zclient.core.stores.appentry.AppEntryError; import com.waz.zclient.core.stores.appentry.IAppEntryStore; import com.waz.zclient.newreg.utils.AppEntryUtil; import com.waz.zclient.newreg.views.PhoneConfirmationButton; import com.waz.zclient.pages.BaseFragment; import com.waz.zclient.pages.main.profile.validator.EmailValidator; import com.waz.zclient.pages.main.profile.validator.PasswordValidator; import com.waz.zclient.pages.main.profile.views.GuidedEditText; import com.waz.zclient.ui.animation.interpolators.penner.Expo; import com.waz.zclient.ui.text.TypefaceTextView; import com.waz.zclient.ui.utils.KeyboardUtils; import com.waz.zclient.utils.ViewUtils; public class OTRPhoneAddEmailFragment extends BaseFragment<OTRPhoneAddEmailFragment.Container> implements TextWatcher, View.OnClickListener { public static final String TAG = OTRPhoneAddEmailFragment.class.getName(); ////////////////////////////////////////////////////////////////////////////////////////// // // LifeCycle // ////////////////////////////////////////////////////////////////////////////////////////// private GuidedEditText guidedEditTextEmail; private GuidedEditText guidedEditTextPassword; private PhoneConfirmationButton phoneConfirmationButton; private TypefaceTextView passwordLengthMessage; private boolean passwordWasValid = true; private IAppEntryStore.ErrorCallback errorCallback = new IAppEntryStore.ErrorCallback() { @Override public void onError(AppEntryError appEntryError) { if (getContainer() == null) { return; } getContainer().enableProgress(false); AppEntryUtil.showErrorDialog(OTRPhoneAddEmailFragment.this.getActivity(), appEntryError, new AppEntryUtil.ErrorDialogCallback() { @Override public void onOk() { KeyboardUtils.showKeyboard(getActivity()); } }); } }; public static Fragment newInstance() { return new OTRPhoneAddEmailFragment(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup viewGroup, Bundle savedInstanceState) { View view = inflater.inflate(R.layout.fragment_otr_add_email, viewGroup, false); guidedEditTextEmail = ViewUtils.getView(view, R.id.get__sign_in__email); guidedEditTextPassword = ViewUtils.getView(view, R.id.get__sign_in__password); phoneConfirmationButton = ViewUtils.getView(view, R.id.pcb__signin__email); passwordLengthMessage = ViewUtils.getView(view, R.id.ttv__signin_add_email__pw_length); ViewUtils.getView(view, R.id.gtv__not_now__close).setVisibility(View.GONE); guidedEditTextEmail.setResource(R.layout.guided_edit_text_sign_in__email); guidedEditTextEmail.setValidator(EmailValidator.newInstanceAcceptingEverything()); guidedEditTextEmail.getEditText().addTextChangedListener(this); guidedEditTextPassword.setResource(R.layout.guided_edit_text_sign_in__password); guidedEditTextPassword.setValidator(PasswordValidator.instance(getActivity())); guidedEditTextPassword.getEditText().addTextChangedListener(this); guidedEditTextPassword.getEditText().setOnFocusChangeListener(new View.OnFocusChangeListener() { @Override public void onFocusChange(View view, boolean hasFocus) { passwordLengthMessage.setAlpha(hasFocus ? 1f : 0f); } }); return view; } @Override public void onViewCreated(View view, Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); passwordLengthMessage.setAlpha(0f); passwordLengthMessage.setText(getResources().getString(R.string.new_reg__password_length, getResources().getInteger(R.integer.password_validator__min_password_length))); guidedEditTextEmail.setText(getStoreFactory().getAppEntryStore().getEmail()); guidedEditTextPassword.setText(getStoreFactory().getAppEntryStore().getPassword()); } @Override public void onStart() { super.onStart(); guidedEditTextEmail.getEditText().requestFocus(); onAccentColorHasChanged(getContainer().getAccentColor()); getControllerFactory().getVerificationController().finishVerification(); getControllerFactory().getGlobalLayoutController().setSoftInputModeForPage(Page.PHONE_REGISTRATION); KeyboardUtils.showKeyboard(getActivity()); updateState(); } @Override public void onResume() { super.onResume(); phoneConfirmationButton.setOnClickListener(this); } @Override public void onPause() { phoneConfirmationButton.setOnClickListener(null); KeyboardUtils.hideKeyboard(getActivity()); super.onPause(); } @Override public void onDestroyView() { guidedEditTextPassword.getEditText().removeTextChangedListener(this); guidedEditTextEmail.getEditText().removeTextChangedListener(this); guidedEditTextEmail = null; guidedEditTextPassword = null; super.onDestroyView(); } private boolean areEmailAndPasswordValid() { return guidedEditTextEmail.onlyValidate() && guidedEditTextPassword.onlyValidate(); } @Override public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { updateState(); boolean passwordIsValid = guidedEditTextPassword.onlyValidate(); if (passwordIsValid == passwordWasValid) { return; } if (!passwordIsValid && guidedEditTextPassword.hasFocus()) { passwordLengthMessage.animate().alpha(1f).setInterpolator(new Expo.EaseIn()).start(); } else { passwordLengthMessage.animate().alpha(0f).setInterpolator(new Expo.EaseIn()).start(); } passwordWasValid = passwordIsValid; } @Override public void afterTextChanged(Editable editable) { } private void updateState() { if (areEmailAndPasswordValid()) { phoneConfirmationButton.setState(PhoneConfirmationButton.State.CONFIRM); } else { phoneConfirmationButton.setState(PhoneConfirmationButton.State.NONE); } } public void onAccentColorHasChanged(int color) { guidedEditTextEmail.setAccentColor(color); guidedEditTextPassword.setAccentColor(color); phoneConfirmationButton.setAccentColor(color); } @Override public void onClick(View view) { switch (view.getId()) { case R.id.pcb__signin__email: addEmail(); break; } } private void addEmail() { getContainer().enableProgress(true); KeyboardUtils.hideKeyboard(getActivity()); getStoreFactory().getAppEntryStore().addEmailAndPasswordToPhone(guidedEditTextEmail.getText(), guidedEditTextPassword.getText(), errorCallback, errorCallback); } public interface Container { void onOpenUrl(String url); int getAccentColor(); void enableProgress(boolean enabled); } }