Java tutorial
/* * Copyright 2015 Bekwam, Inc * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.bekwam.examples.javafx.oldscores1; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.fxml.FXML; import javafx.scene.Scene; import javafx.scene.control.Alert; import javafx.scene.control.Button; import javafx.scene.control.Label; import javafx.scene.control.TextField; import javafx.scene.input.KeyCode; import javafx.scene.input.KeyEvent; import javafx.scene.layout.VBox; import javafx.stage.Window; import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.math.NumberUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.IOException; import java.lang.ref.WeakReference; /** * Controller for Scores screen * * @author carl_000 */ public class ScoresDialogController extends VBox { private final Logger logger = LoggerFactory.getLogger(ScoresDialog.class); @FXML TextField txtVerbalScore1995; @FXML TextField txtVerbalScoreRecentered; @FXML Label errMsgVerbal1995; @FXML Label errMsgVerbalRecentered; @FXML TextField txtMathScore1995; @FXML TextField txtMathScoreRecentered; @FXML Label errMsgMath1995; @FXML Label errMsgMathRecentered; @FXML Label lblVerbalScoresGroup; private RecenteredDAO dao; private SettingsDAO settingsDAO; private WeakReference<MainViewController> mainViewRef; @FXML public void initialize() { EventHandler<KeyEvent> f1KeyHandler = (evt) -> { if (evt.getCode().equals(KeyCode.F1)) { try { if (logger.isDebugEnabled()) { logger.debug("[OPEN HELP]"); } if (mainViewRef != null) { if (mainViewRef.get() != null) { mainViewRef.get().openHelpDialog(); } } } catch (IOException exc) { String msg = "error showing help dialog"; logger.error(msg); Alert alert = new Alert(Alert.AlertType.ERROR, msg); alert.showAndWait(); } } }; txtVerbalScore1995.addEventHandler(KeyEvent.KEY_PRESSED, f1KeyHandler); txtVerbalScoreRecentered.addEventHandler(KeyEvent.KEY_PRESSED, f1KeyHandler); txtMathScore1995.addEventHandler(KeyEvent.KEY_PRESSED, f1KeyHandler); txtMathScoreRecentered.addEventHandler(KeyEvent.KEY_PRESSED, f1KeyHandler); } public void reset() { txtVerbalScore1995.setText(""); txtVerbalScoreRecentered.setText(""); txtMathScore1995.setText(""); txtMathScoreRecentered.setText(""); resetErrMsgs(); } @FXML public void updateVerbalRecentered() { if (logger.isDebugEnabled()) { logger.debug("[UPD V RECENTERED]"); } if (dao == null) { throw new IllegalArgumentException( "dao has not been set; call setRecenteredDAO() before calling this method"); } String score1995_s = txtVerbalScore1995.getText(); if (StringUtils.isNumeric(score1995_s)) { Integer score1995 = NumberUtils.toInt(score1995_s); if (withinRange(score1995)) { if (needsRound(score1995)) { score1995 = round(score1995); txtVerbalScore1995.setText(String.valueOf(score1995)); } resetErrMsgs(); Integer scoreRecentered = dao.lookupRecenteredVerbalScore(score1995); txtVerbalScoreRecentered.setText(String.valueOf(scoreRecentered)); } else { errMsgVerbal1995.setVisible(true); } } else { errMsgVerbal1995.setVisible(true); } } @FXML public void updateVerbal1995() { if (logger.isDebugEnabled()) { logger.debug("[UPD V 1995]"); } if (dao == null) { throw new IllegalArgumentException( "dao has not been set; call setRecenteredDAO() before calling this method"); } String recenteredScore_s = txtVerbalScoreRecentered.getText(); if (StringUtils.isNumeric(recenteredScore_s)) { Integer scoreRecentered = NumberUtils.toInt(recenteredScore_s); if (withinRange(scoreRecentered)) { if (needsRound(scoreRecentered)) { scoreRecentered = round(scoreRecentered); txtVerbalScoreRecentered.setText(String.valueOf(scoreRecentered)); } resetErrMsgs(); Integer score1995 = dao.lookup1995VerbalScore(scoreRecentered); txtVerbalScore1995.setText(String.valueOf(score1995)); } else { errMsgVerbalRecentered.setVisible(true); } } else { errMsgVerbalRecentered.setVisible(true); } } @FXML public void updateMathRecentered() { if (logger.isDebugEnabled()) { logger.debug("[UPD M RECENTERED]"); } if (dao == null) { throw new IllegalArgumentException( "dao has not been set; call setRecenteredDAO() before calling this method"); } String score1995_s = txtMathScore1995.getText(); if (StringUtils.isNumeric(score1995_s)) { Integer score1995 = NumberUtils.toInt(score1995_s); if (withinRange(score1995)) { if (needsRound(score1995)) { score1995 = round(score1995); txtMathScore1995.setText(String.valueOf(score1995)); } resetErrMsgs(); Integer scoreRecentered = dao.lookupRecenteredMathScore(score1995); txtMathScoreRecentered.setText(String.valueOf(scoreRecentered)); } else { errMsgMath1995.setVisible(true); } } else { errMsgMath1995.setVisible(true); } } @FXML public void updateMath1995() { if (logger.isDebugEnabled()) { logger.debug("[UPD 1995]"); } if (dao == null) { throw new IllegalArgumentException( "dao has not been set; call setRecenteredDAO() before calling this method"); } String recenteredScore_s = txtMathScoreRecentered.getText(); if (StringUtils.isNumeric(recenteredScore_s)) { Integer scoreRecentered = NumberUtils.toInt(recenteredScore_s); if (withinRange(scoreRecentered)) { if (needsRound(scoreRecentered)) { scoreRecentered = round(scoreRecentered); txtMathScoreRecentered.setText(String.valueOf(scoreRecentered)); } resetErrMsgs(); Integer score1995 = dao.lookup1995VerbalScore(scoreRecentered); txtMathScore1995.setText(String.valueOf(score1995)); } else { errMsgMathRecentered.setVisible(true); } } else { errMsgMathRecentered.setVisible(true); } } @FXML public void resetErrMsgs() { errMsgVerbalRecentered.setVisible(false); errMsgVerbal1995.setVisible(false); errMsgMathRecentered.setVisible(false); errMsgMath1995.setVisible(false); } private boolean withinRange(Integer score) { if (score != null && score >= 200 && score <= 800) { return true; } return false; } @FXML public void close(ActionEvent evt) { Scene scene = ((Button) evt.getSource()).getScene(); if (scene != null) { Window w = scene.getWindow(); if (w != null) { w.hide(); } } } public void setDao(RecenteredDAO dao) { this.dao = dao; } public void setSettingsDAO(SettingsDAO settingsDAO) { this.settingsDAO = settingsDAO; } public void setMainViewRef(MainViewController mainView) { mainViewRef = new WeakReference<>(mainView); } private boolean needsRound(Integer score) { return !((score % 10) == 0); } private Integer round(Integer score) { Integer tens = score / 10; Integer retval = tens * 10; // strips ones if (settingsDAO.getRoundUp()) { retval = (tens + 1) * 10; // shift, add 1 to tens } return retval; } }