如何根据输入突出显示JavaFX TableView中的特定字符
我有一个JavaFx TableView，其中填充了来自FilteredList的数据和一个搜索字段，用于在列表中执行搜索。我想根据搜索字段中的数据动态突出显示表中的字符。我该怎么做？如何根据输入突出显示JavaFX TableView中的特定字符,java,javafx,Java,Javafx,我有一个JavaFx TableView，其中填充了来自FilteredList的数据和一个搜索字段，用于在列表中执行搜索。我想根据搜索字段中的数据动态突出显示表中的字符。我该怎么做？ 正如在评论中所说，你可以高亮显示文本。你还需要做的是添加一个自定义单元工厂。这样，您就可以在选项卡视图单元格中加载自己的自定义ui，突出显示文本/标签。这可以通过在单元格工厂中提供对象来实现。它使事情变得更加复杂，因为表列值需要提供的信息不仅仅是字符串或数字 我会创建一个类来表示每个单元格文本的一部分，不管它是否
正如在评论中所说，你可以高亮显示文本。你还需要做的是添加一个自定义单元工厂。这样，您就可以在选项卡视图单元格中加载自己的自定义ui，突出显示文本/标签。这可以通过在单元格工厂中提供对象来实现。它使事情变得更加复杂，因为表列值需要提供的信息不仅仅是字符串或数字 我会创建一个类来表示每个单元格文本的一部分，不管它是否是匹配的一部分：
public class TextSegment {
private final boolean match;
private final String text;
public TextSegment(String text,
boolean isMatch) {
this.text = Objects.requireNonNull(text, "Text cannot be null.");
this.match = isMatch;
}
public String getText() {
return text;
}
public boolean isMatch() {
return match;
}
@Override
public String toString() {
return "Segment[match=" + match + " \"" + text + "\"]";
}
public static List<TextSegment> search(String text,
String searchText,
boolean caseSensitive) {
if (text == null || text.isBlank() ||
searchText == null || searchText.isBlank()) {
return Collections.singletonList(new TextSegment(text, false));
}
List<TextSegment> segments = new ArrayList<>();
Pattern pattern = Pattern.compile(Pattern.quote(searchText),
caseSensitive ? 0 : Pattern.CASE_INSENSITIVE);
int lastEnd = 0;
Matcher matcher = pattern.matcher(text);
while (matcher.find()) {
int start = matcher.start();
if (start > lastEnd) {
segments.add(new TextSegment(
text.substring(lastEnd, start), false));
}
segments.add(new TextSegment(matcher.group(), true));
lastEnd = matcher.end();
}
String tail = text.substring(lastEnd);
if (!tail.isEmpty()) {
segments.add(new TextSegment(tail, false));
}
return segments;
}
}
TableColumn<RowItem, ObservableList<TextSegment>> nameColumn =
new TableColumn<>("Name");
nameColumn.setCellValueFactory(
f -> f.getValue().nameMatchesProperty());
public class SearchableCell<S, T extends Iterable<TextSegment>>
extends TableCell<S, T> {
@Override
protected void updateItem(T item,
boolean empty) {
super.updateItem(item, empty);
setText(null);
if (empty || item == null) {
setGraphic(null);
} else {
HBox row = new HBox();
row.setAlignment(Pos.BASELINE_LEFT);
for (TextSegment segment : item) {
Text text = new Text(segment.getText());
text.setUnderline(segment.isMatch());
row.getChildren().add(text);
}
setGraphic(row);
}
}
}
公共类SearchableCell
扩展表单元格{
@凌驾
受保护的无效更新项（T项，
布尔值（空）{
super.updateItem（项，空）；
setText（空）；
if（空| |项==null）{
设置图形（空）；
}否则{
HBox行=新的HBox（）；
行设置对齐（位置基线左）；
对于（文本段：项）{
Text Text=新文本（segment.getText（））；
setUnderline（segment.isMatch（））；
row.getChildren（）.add（文本）；
}
设置图形（世界其他地区）；
}
}
}
this.name.addListener(
(o, old, newName) -> nameMatches.setAll(TextSegment.search(newName,
getSearchText(), isCaseSensitive())));
import java.text.NumberFormat;
import java.util.Objects;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
import javafx.application.Application;
import javafx.beans.property.BooleanProperty;
import javafx.beans.property.IntegerProperty;
import javafx.beans.property.StringProperty;
import javafx.beans.property.ListProperty;
import javafx.beans.property.SimpleBooleanProperty;
import javafx.beans.property.SimpleIntegerProperty;
import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.SimpleListProperty;
import javafx.collections.ObservableList;
import javafx.collections.FXCollections;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.control.CheckBox;
import javafx.scene.control.Label;
import javafx.scene.control.TableCell;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.control.TextField;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.text.Text;
public class TableHighlight
extends Application {
static class TextSegment {
private final boolean match;
private final String text;
public TextSegment(String text,
boolean isMatch) {
this.text = Objects.requireNonNull(text, "Text cannot be null.");
this.match = isMatch;
}
public String getText() {
return text;
}
public boolean isMatch() {
return match;
}
@Override
public String toString() {
return "Segment[match=" + match + " \"" + text + "\"]";
}
public static List<TextSegment> search(String text,
String searchText,
boolean caseSensitive) {
if (text == null || text.isBlank() ||
searchText == null || searchText.isBlank()) {
return Collections.singletonList(new TextSegment(text, false));
}
List<TextSegment> segments = new ArrayList<>();
Pattern pattern = Pattern.compile(Pattern.quote(searchText),
caseSensitive ? 0 : Pattern.CASE_INSENSITIVE);
int lastEnd = 0;
Matcher matcher = pattern.matcher(text);
while (matcher.find()) {
int start = matcher.start();
if (start > lastEnd) {
segments.add(new TextSegment(
text.substring(lastEnd, start), false));
}
segments.add(new TextSegment(matcher.group(), true));
lastEnd = matcher.end();
}
String tail = text.substring(lastEnd);
if (!tail.isEmpty()) {
segments.add(new TextSegment(tail, false));
}
return segments;
}
}
static class StateInfo {
private final StringProperty name;
private final StringProperty abbreviation;
private final StringProperty capital;
private final IntegerProperty population;
private final ListProperty<TextSegment> nameMatches;
private final ListProperty<TextSegment> abbreviationMatches;
private final ListProperty<TextSegment> capitalMatches;
private final StringProperty searchText;
private final BooleanProperty caseSensitive;
public StateInfo() {
this(null, null, null, 0);
}
public StateInfo(String name,
String abbreviation,
String capital,
int population) {
this.name = new SimpleStringProperty(this, "name",
name);
this.abbreviation = new SimpleStringProperty(this, "abbreviation",
abbreviation);
this.capital = new SimpleStringProperty(this, "capital",
capital);
this.population = new SimpleIntegerProperty(this, "population",
population);
searchText = new SimpleStringProperty(this, "searchText");
caseSensitive = new SimpleBooleanProperty(this, "caseSensitive");
nameMatches = new SimpleListProperty<>(this,
"nameMatches", FXCollections.observableArrayList());
abbreviationMatches = new SimpleListProperty<>(this,
"abbreviationMatches", FXCollections.observableArrayList());
capitalMatches = new SimpleListProperty<>(this,
"capitalMatches", FXCollections.observableArrayList());
this.name.addListener(
(o, old, newName) -> update(nameMatches, newName));
this.abbreviation.addListener(
(o, old, newAbbr) -> update(abbreviationMatches, newAbbr));
this.capital.addListener(
(o, old, newCapital) -> update(capitalMatches, newCapital));
searchText.addListener(o -> updateAllMatches());
caseSensitive.addListener(o -> updateAllMatches());
updateAllMatches();
}
private void update(ObservableList<TextSegment> segments,
String text) {
segments.setAll(TextSegment.search(text,
getSearchText(), isCaseSensitive()));
}
private void updateAllMatches() {
update(nameMatches, getName());
update(abbreviationMatches, getAbbreviation());
update(capitalMatches, getCapital());
}
public StringProperty nameProperty() { return name; }
public String getName() { return name.get(); }
public void setName(String name) { this.name.set(name); }
public StringProperty abbreviationProperty() { return abbreviation; }
public String getAbbreviation() { return abbreviation.get(); }
public void setAbbreviation(String abbr) { this.abbreviation.set(abbr); }
public StringProperty capitalProperty() { return capital; }
public String getCapital() { return capital.get(); }
public void setCapital(String capital) { this.capital.set(capital); }
public IntegerProperty populationProperty() { return population; }
public int getPopulation() { return population.get(); }
public void setPopulation(int population) { this.population.set(population); }
public StringProperty searchTextProperty() { return searchText; }
public String getSearchText() { return searchText.get(); }
public void setSearchText(String searchText) { this.searchText.set(searchText); }
public BooleanProperty caseSensitiveProperty() { return caseSensitive; }
public boolean isCaseSensitive() { return caseSensitive.get(); }
public void setCaseSensitive(boolean c) { caseSensitive.set(c); }
public ListProperty<TextSegment> nameMatchesProperty() {
return nameMatches;
}
public ObservableList<TextSegment> getNameMatches() {
return nameMatches.get();
}
public void setNameMatches(ObservableList<TextSegment> list) {
nameMatches.set(list);
}
public ListProperty<TextSegment> abbreviationMatchesProperty() {
return abbreviationMatches;
}
public ObservableList<TextSegment> getAbbreviationMatches() {
return abbreviationMatches.get();
}
public void setAbbreviationMatches(ObservableList<TextSegment> list) {
abbreviationMatches.set(list);
}
public ListProperty<TextSegment> capitalMatchesProperty() {
return capitalMatches;
}
public ObservableList<TextSegment> getCapitalMatches() {
return capitalMatches.get();
}
public void setCapitalMatches(ObservableList<TextSegment> list) {
capitalMatches.set(list);
}
@Override
public String toString() {
return String.format("%s[name=%s abbr=%s capital=%s pop=%,d]",
getName(), getAbbreviation(), getCapital(), getPopulation());
}
}
static class SearchableCell<S, T extends Iterable<TextSegment>>
extends TableCell<S, T> {
@Override
protected void updateItem(T item,
boolean empty) {
super.updateItem(item, empty);
setText(null);
if (empty || item == null) {
setGraphic(null);
} else {
HBox row = new HBox();
row.setAlignment(Pos.BASELINE_LEFT);
for (TextSegment segment : item) {
Text text = new Text(segment.getText());
text.setUnderline(segment.isMatch());
row.getChildren().add(text);
}
setGraphic(row);
}
}
}
static class NumberCell<S, T extends Number>
extends TableCell<S, T> {
private final NumberFormat format = NumberFormat.getInstance();
@Override
protected void updateItem(T item, boolean empty) {
super.updateItem(item, empty);
setGraphic(null);
if (empty || item == null) {
setText(null);
} else {
setText(format.format(item));
}
}
}
@Override
public void start(Stage stage) {
TableView<StateInfo> table = new TableView<>();
TableColumn<StateInfo, ObservableList<TextSegment>> nameColumn =
new TableColumn<>("Name");
TableColumn<StateInfo, ObservableList<TextSegment>> abbreviationColumn =
new TableColumn<>("Abbreviation");
TableColumn<StateInfo, ObservableList<TextSegment>> capitalColumn =
new TableColumn<>("Capital");
TableColumn<StateInfo, Number> populationColumn =
new TableColumn<>("Population");
table.getColumns().add(nameColumn);
table.getColumns().add(abbreviationColumn);
table.getColumns().add(capitalColumn);
table.getColumns().add(populationColumn);
nameColumn.setCellValueFactory(
f -> f.getValue().nameMatchesProperty());
abbreviationColumn.setCellValueFactory(
f -> f.getValue().abbreviationMatchesProperty());
capitalColumn.setCellValueFactory(
f -> f.getValue().capitalMatchesProperty());
populationColumn.setCellValueFactory(
f -> f.getValue().populationProperty());
nameColumn.setCellFactory(c -> new SearchableCell<>());
abbreviationColumn.setCellFactory(c -> new SearchableCell<>());
capitalColumn.setCellFactory(c -> new SearchableCell<>());
populationColumn.setCellFactory(c -> new NumberCell<>());
table.getItems().setAll(createData());
TextField searchField = new TextField();
searchField.textProperty().addListener((o, old, text) ->
table.getItems().forEach(s -> s.setSearchText(text)));
CheckBox caseSensitiveButton = new CheckBox("Case sensitive");
caseSensitiveButton.selectedProperty().addListener((o, old, selected) ->
table.getItems().forEach(s -> s.setCaseSensitive(selected)));
Label searchLabel = new Label("Search for: ");
searchLabel.setLabelFor(searchField);
HBox searchFields = new HBox(
searchLabel, searchField, caseSensitiveButton);
searchFields.setAlignment(Pos.BASELINE_LEFT);
HBox.setMargin(caseSensitiveButton, new Insets(0, 0, 0, 24));
searchFields.setPadding(new Insets(6, 6, 12, 6));
Scene scene = new Scene(
new BorderPane(table, searchFields, null, null, null));
stage.setScene(scene);
stage.setTitle("Table Search");
stage.show();
}
private static Collection<StateInfo> createData() {
return Arrays.asList(
new StateInfo("Alabama", "AL", "Montgomery", 543097),
new StateInfo("Alaska", "AK", "Juneau", 245813),
new StateInfo("Arizona", "AZ", "Phoenix", 651968),
new StateInfo("Arkansas", "AR", "Little Rock", 502304),
new StateInfo("California", "CA", "Sacramento", 719219),
new StateInfo("Colorado", "CO", "Denver", 632840),
new StateInfo("Connecticut", "CT", "Hartford", 510381),
new StateInfo("Delaware", "DE", "Dover", 322390),
new StateInfo("Florida", "FL", "Tallahassee", 734459),
new StateInfo("Georgia", "GA", "Atlanta", 657467),
new StateInfo("Hawaii", "HI", "Honolulu", 355123),
new StateInfo("Idaho", "ID", "Boise", 438552),
new StateInfo("Illinois", "IL", "Springfield", 637054),
new StateInfo("Indiana", "IN", "Indianapolis", 608353),
new StateInfo("Iowa", "IA", "Des Moines", 526024),
new StateInfo("Kansas", "KS", "Topeka", 485251),
new StateInfo("Kentucky", "KY", "Frankfort", 558550),
new StateInfo("Louisiana", "LA", "Baton Rouge", 582497),
new StateInfo("Maine", "ME", "Augusta", 334601),
new StateInfo("Maryland", "MD", "Annapolis", 604272),
new StateInfo("Massachusetts", "MA", "Boston", 627468),
new StateInfo("Michigan", "MI", "Lansing", 624735),
new StateInfo("Minnesota", "MN", "Saint Paul", 561118),
new StateInfo("Mississippi", "MS", "Jackson", 497755),
new StateInfo("Missouri", "MO", "Jefferson City", 612645),
new StateInfo("Montana", "MT", "Helena", 354102),
new StateInfo("Nebraska", "NE", "Lincoln", 385854),
new StateInfo("Nevada", "NV", "Carson City", 505732),
new StateInfo("New Hampshire", "NH", "Concord", 339115),
new StateInfo("New Jersey", "NJ", "Trenton", 636323),
new StateInfo("New Mexico", "NM", "Santa Fe", 419086),
new StateInfo("New York", "NY", "Albany", 673869),
new StateInfo("North Carolina", "NC", "Raleigh", 692241),
new StateInfo("North Dakota", "ND", "Bismarck", 253359),
new StateInfo("Ohio", "OH", "Columbus", 649413),
new StateInfo("Oklahoma", "OK", "Oklahoma City", 563297),
new StateInfo("Oregon", "OR", "Salem", 598673),
new StateInfo("Pennsylvania", "PA", "Harrisburg", 640353),
new StateInfo("Rhode Island", "RI", "Providence", 264329),
new StateInfo("South Carolina", "SC", "Columbia", 564903),
new StateInfo("South Dakota", "SD", "Pierre", 294078),
new StateInfo("Tennessee", "TN", "Nashville", 615455),
new StateInfo("Texas", "TX", "Austin", 755312),
new StateInfo("Utah", "UT", "Salt Lake City", 526851),
new StateInfo("Vermont", "VT", "Montpelier", 208766),
new StateInfo("Virginia", "VA", "Richmond", 655207),
new StateInfo("Washington", "WA", "Olympia", 627966),
new StateInfo("West Virginia", "WV", "Charleston", 361166),
new StateInfo("Wisconsin", "WI", "Madison", 581357),
new StateInfo("Wyoming", "WY", "Cheyenne", 192579)
);
}
public static class Main {
public static void main(String[] args) {
Application.launch(TableHighlight.class, args);
}
}
}
导入java.text.NumberFormat；
导入java.util.Objects；
导入java.util.Collection；
导入java.util.Collections；
导入java.util.List；
导入java.util.ArrayList；
导入java.util.array；
导入java.util.regex.Pattern；
导入java.util.regex.Matcher；
导入javafx.application.application；
导入javafx.beans.property.BooleanProperty；
导入javafx.beans.property.IntegerProperty；
导入javafx.beans.property.StringProperty；
导入javafx.beans.property.ListProperty；
导入javafx.beans.property.SimpleBoleAnProperty；
导入javafx.beans.property.SimpleIntegerProperty；
导入javafx.beans.property.SimpleStringProperty；
导入javafx.beans.property.SimpleListProperty；
导入javafx.collections.ObservableList；
导入javafx.collections.FXCollections；
导入javafx.geometry.Insets；
导入javafx.geometry.Pos；
导入javafx.stage.stage；
导入javafx.scene.scene；
导入javafx.scene.control.CheckBox；
导入javafx.scene.control.Label；
导入javafx.scene.control.TableCell；
导入javafx.scene.control.TableColumn；
导入javafx.scene.control.TableView；
导入javafx.scene.control.TextField；
导入javafx.scene.layout.BorderPane；
导入javafx.scene.layout.HBox；
导入javafx.scene.text.text；
公共课讲台
扩展应用程序{
静态类文本段{
私有最终布尔匹配；
私有最终字符串文本；
公共文本段（字符串文本，
布尔匹配（isMatch）{
this.text=Objects.requirennull（text，“text不能为null”）；
this.match=isMatch；
}
公共字符串getText（）{
返回文本；
}
公共布尔值isMatch（）{
复赛；
}
@凌驾
公共字符串toString（）{
返回“Segment[match=“+match+”\”“+text+”\””；
}
公共静态列表搜索（字符串文本，
字符串搜索文本，
布尔值（区分大小写）{
if（text==null | | text.isBlank（）||
searchText==null | | searchText.isBlank（）{
返回集合.singletonList（新文本段（text，false））；
}
列表段=新的ArrayList（）；
Pattern=Pattern.compile（Pattern.quote（searchText）），
区分大小写？0：模式。不区分大小写）；
int lastEnd=0；
Matcher Matcher=pattern.Matcher（文本）；
while（matcher.find（））{
int start=matcher.start（）；
如果（开始>最后结束）{
段。添加（新文本段）(
substring（lastEnd，start），false）；
}
添加（新文本段（matcher.group（），true））；
lastEnd=matcher.end（）；
}
字符串尾=text.substring（lastEnd）；
如果（！tail.isEmpty（））{
添加（新文本段（尾部，假））；
}
返回段；
}
}
静态类StateInfo{
私有财产名称；
私有财产缩写；
私有财产资本；
私人最终综合财产人口；
私有最终列表属性名称匹配；
私有最终列表属性缩写匹配；
私人最终清单财产资本匹配；
私有最终文本；
私人最终财产区分大小写；
公共状态信息（）{
这（null，null，null，0）；
}
公共状态信息（字符串名称，
字符串缩写，
字符串资本，
国际人口）{
this.name=新的SimpleStringProperty（此“名称”，
姓名）；
this.缩写=新的SimpleStringProperty（此“缩写”，
缩写）；
this.capital=新的SimpleStringProperty（此“资本”，
资本）；
this.population=新的SimpleIntegerProperty（此“人口”，
人口）；
searchText=新的SimpleStringProperty（即“searchText”）；
区分大小写=新SimpleBolean
public class SearchableCell<S, T extends Iterable<TextSegment>>
extends TableCell<S, T> {
@Override
protected void updateItem(T item,
boolean empty) {
super.updateItem(item, empty);
setText(null);
if (empty || item == null) {
setGraphic(null);
} else {
HBox row = new HBox();
row.setAlignment(Pos.BASELINE_LEFT);
for (TextSegment segment : item) {
Text text = new Text(segment.getText());
text.setUnderline(segment.isMatch());
row.getChildren().add(text);
}
setGraphic(row);
}
}
}
import java.text.NumberFormat;
import java.util.Objects;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
import javafx.application.Application;
import javafx.beans.property.BooleanProperty;
import javafx.beans.property.IntegerProperty;
import javafx.beans.property.StringProperty;
import javafx.beans.property.ListProperty;
import javafx.beans.property.SimpleBooleanProperty;
import javafx.beans.property.SimpleIntegerProperty;
import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.SimpleListProperty;
import javafx.collections.ObservableList;
import javafx.collections.FXCollections;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.control.CheckBox;
import javafx.scene.control.Label;
import javafx.scene.control.TableCell;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.control.TextField;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.text.Text;
public class TableHighlight
extends Application {
static class TextSegment {
private final boolean match;
private final String text;
public TextSegment(String text,
boolean isMatch) {
this.text = Objects.requireNonNull(text, "Text cannot be null.");
this.match = isMatch;
}
public String getText() {
return text;
}
public boolean isMatch() {
return match;
}
@Override
public String toString() {
return "Segment[match=" + match + " \"" + text + "\"]";
}
public static List<TextSegment> search(String text,
String searchText,
boolean caseSensitive) {
if (text == null || text.isBlank() ||
searchText == null || searchText.isBlank()) {
return Collections.singletonList(new TextSegment(text, false));
}
List<TextSegment> segments = new ArrayList<>();
Pattern pattern = Pattern.compile(Pattern.quote(searchText),
caseSensitive ? 0 : Pattern.CASE_INSENSITIVE);
int lastEnd = 0;
Matcher matcher = pattern.matcher(text);
while (matcher.find()) {
int start = matcher.start();
if (start > lastEnd) {
segments.add(new TextSegment(
text.substring(lastEnd, start), false));
}
segments.add(new TextSegment(matcher.group(), true));
lastEnd = matcher.end();
}
String tail = text.substring(lastEnd);
if (!tail.isEmpty()) {
segments.add(new TextSegment(tail, false));
}
return segments;
}
}
static class StateInfo {
private final StringProperty name;
private final StringProperty abbreviation;
private final StringProperty capital;
private final IntegerProperty population;
private final ListProperty<TextSegment> nameMatches;
private final ListProperty<TextSegment> abbreviationMatches;
private final ListProperty<TextSegment> capitalMatches;
private final StringProperty searchText;
private final BooleanProperty caseSensitive;
public StateInfo() {
this(null, null, null, 0);
}
public StateInfo(String name,
String abbreviation,
String capital,
int population) {
this.name = new SimpleStringProperty(this, "name",
name);
this.abbreviation = new SimpleStringProperty(this, "abbreviation",
abbreviation);
this.capital = new SimpleStringProperty(this, "capital",
capital);
this.population = new SimpleIntegerProperty(this, "population",
population);
searchText = new SimpleStringProperty(this, "searchText");
caseSensitive = new SimpleBooleanProperty(this, "caseSensitive");
nameMatches = new SimpleListProperty<>(this,
"nameMatches", FXCollections.observableArrayList());
abbreviationMatches = new SimpleListProperty<>(this,
"abbreviationMatches", FXCollections.observableArrayList());
capitalMatches = new SimpleListProperty<>(this,
"capitalMatches", FXCollections.observableArrayList());
this.name.addListener(
(o, old, newName) -> update(nameMatches, newName));
this.abbreviation.addListener(
(o, old, newAbbr) -> update(abbreviationMatches, newAbbr));
this.capital.addListener(
(o, old, newCapital) -> update(capitalMatches, newCapital));
searchText.addListener(o -> updateAllMatches());
caseSensitive.addListener(o -> updateAllMatches());
updateAllMatches();
}
private void update(ObservableList<TextSegment> segments,
String text) {
segments.setAll(TextSegment.search(text,
getSearchText(), isCaseSensitive()));
}
private void updateAllMatches() {
update(nameMatches, getName());
update(abbreviationMatches, getAbbreviation());
update(capitalMatches, getCapital());
}
public StringProperty nameProperty() { return name; }
public String getName() { return name.get(); }
public void setName(String name) { this.name.set(name); }
public StringProperty abbreviationProperty() { return abbreviation; }
public String getAbbreviation() { return abbreviation.get(); }
public void setAbbreviation(String abbr) { this.abbreviation.set(abbr); }
public StringProperty capitalProperty() { return capital; }
public String getCapital() { return capital.get(); }
public void setCapital(String capital) { this.capital.set(capital); }
public IntegerProperty populationProperty() { return population; }
public int getPopulation() { return population.get(); }
public void setPopulation(int population) { this.population.set(population); }
public StringProperty searchTextProperty() { return searchText; }
public String getSearchText() { return searchText.get(); }
public void setSearchText(String searchText) { this.searchText.set(searchText); }
public BooleanProperty caseSensitiveProperty() { return caseSensitive; }
public boolean isCaseSensitive() { return caseSensitive.get(); }
public void setCaseSensitive(boolean c) { caseSensitive.set(c); }
public ListProperty<TextSegment> nameMatchesProperty() {
return nameMatches;
}
public ObservableList<TextSegment> getNameMatches() {
return nameMatches.get();
}
public void setNameMatches(ObservableList<TextSegment> list) {
nameMatches.set(list);
}
public ListProperty<TextSegment> abbreviationMatchesProperty() {
return abbreviationMatches;
}
public ObservableList<TextSegment> getAbbreviationMatches() {
return abbreviationMatches.get();
}
public void setAbbreviationMatches(ObservableList<TextSegment> list) {
abbreviationMatches.set(list);
}
public ListProperty<TextSegment> capitalMatchesProperty() {
return capitalMatches;
}
public ObservableList<TextSegment> getCapitalMatches() {
return capitalMatches.get();
}
public void setCapitalMatches(ObservableList<TextSegment> list) {
capitalMatches.set(list);
}
@Override
public String toString() {
return String.format("%s[name=%s abbr=%s capital=%s pop=%,d]",
getName(), getAbbreviation(), getCapital(), getPopulation());
}
}
static class SearchableCell<S, T extends Iterable<TextSegment>>
extends TableCell<S, T> {
@Override
protected void updateItem(T item,
boolean empty) {
super.updateItem(item, empty);
setText(null);
if (empty || item == null) {
setGraphic(null);
} else {
HBox row = new HBox();
row.setAlignment(Pos.BASELINE_LEFT);
for (TextSegment segment : item) {
Text text = new Text(segment.getText());
text.setUnderline(segment.isMatch());
row.getChildren().add(text);
}
setGraphic(row);
}
}
}
static class NumberCell<S, T extends Number>
extends TableCell<S, T> {
private final NumberFormat format = NumberFormat.getInstance();
@Override
protected void updateItem(T item, boolean empty) {
super.updateItem(item, empty);
setGraphic(null);
if (empty || item == null) {
setText(null);
} else {
setText(format.format(item));
}
}
}
@Override
public void start(Stage stage) {
TableView<StateInfo> table = new TableView<>();
TableColumn<StateInfo, ObservableList<TextSegment>> nameColumn =
new TableColumn<>("Name");
TableColumn<StateInfo, ObservableList<TextSegment>> abbreviationColumn =
new TableColumn<>("Abbreviation");
TableColumn<StateInfo, ObservableList<TextSegment>> capitalColumn =
new TableColumn<>("Capital");
TableColumn<StateInfo, Number> populationColumn =
new TableColumn<>("Population");
table.getColumns().add(nameColumn);
table.getColumns().add(abbreviationColumn);
table.getColumns().add(capitalColumn);
table.getColumns().add(populationColumn);
nameColumn.setCellValueFactory(
f -> f.getValue().nameMatchesProperty());
abbreviationColumn.setCellValueFactory(
f -> f.getValue().abbreviationMatchesProperty());
capitalColumn.setCellValueFactory(
f -> f.getValue().capitalMatchesProperty());
populationColumn.setCellValueFactory(
f -> f.getValue().populationProperty());
nameColumn.setCellFactory(c -> new SearchableCell<>());
abbreviationColumn.setCellFactory(c -> new SearchableCell<>());
capitalColumn.setCellFactory(c -> new SearchableCell<>());
populationColumn.setCellFactory(c -> new NumberCell<>());
table.getItems().setAll(createData());
TextField searchField = new TextField();
searchField.textProperty().addListener((o, old, text) ->
table.getItems().forEach(s -> s.setSearchText(text)));
CheckBox caseSensitiveButton = new CheckBox("Case sensitive");
caseSensitiveButton.selectedProperty().addListener((o, old, selected) ->
table.getItems().forEach(s -> s.setCaseSensitive(selected)));
Label searchLabel = new Label("Search for: ");
searchLabel.setLabelFor(searchField);
HBox searchFields = new HBox(
searchLabel, searchField, caseSensitiveButton);
searchFields.setAlignment(Pos.BASELINE_LEFT);
HBox.setMargin(caseSensitiveButton, new Insets(0, 0, 0, 24));
searchFields.setPadding(new Insets(6, 6, 12, 6));
Scene scene = new Scene(
new BorderPane(table, searchFields, null, null, null));
stage.setScene(scene);
stage.setTitle("Table Search");
stage.show();
}
private static Collection<StateInfo> createData() {
return Arrays.asList(
new StateInfo("Alabama", "AL", "Montgomery", 543097),
new StateInfo("Alaska", "AK", "Juneau", 245813),
new StateInfo("Arizona", "AZ", "Phoenix", 651968),
new StateInfo("Arkansas", "AR", "Little Rock", 502304),
new StateInfo("California", "CA", "Sacramento", 719219),
new StateInfo("Colorado", "CO", "Denver", 632840),
new StateInfo("Connecticut", "CT", "Hartford", 510381),
new StateInfo("Delaware", "DE", "Dover", 322390),
new StateInfo("Florida", "FL", "Tallahassee", 734459),
new StateInfo("Georgia", "GA", "Atlanta", 657467),
new StateInfo("Hawaii", "HI", "Honolulu", 355123),
new StateInfo("Idaho", "ID", "Boise", 438552),
new StateInfo("Illinois", "IL", "Springfield", 637054),
new StateInfo("Indiana", "IN", "Indianapolis", 608353),
new StateInfo("Iowa", "IA", "Des Moines", 526024),
new StateInfo("Kansas", "KS", "Topeka", 485251),
new StateInfo("Kentucky", "KY", "Frankfort", 558550),
new StateInfo("Louisiana", "LA", "Baton Rouge", 582497),
new StateInfo("Maine", "ME", "Augusta", 334601),
new StateInfo("Maryland", "MD", "Annapolis", 604272),
new StateInfo("Massachusetts", "MA", "Boston", 627468),
new StateInfo("Michigan", "MI", "Lansing", 624735),
new StateInfo("Minnesota", "MN", "Saint Paul", 561118),
new StateInfo("Mississippi", "MS", "Jackson", 497755),
new StateInfo("Missouri", "MO", "Jefferson City", 612645),
new StateInfo("Montana", "MT", "Helena", 354102),
new StateInfo("Nebraska", "NE", "Lincoln", 385854),
new StateInfo("Nevada", "NV", "Carson City", 505732),
new StateInfo("New Hampshire", "NH", "Concord", 339115),
new StateInfo("New Jersey", "NJ", "Trenton", 636323),
new StateInfo("New Mexico", "NM", "Santa Fe", 419086),
new StateInfo("New York", "NY", "Albany", 673869),
new StateInfo("North Carolina", "NC", "Raleigh", 692241),
new StateInfo("North Dakota", "ND", "Bismarck", 253359),
new StateInfo("Ohio", "OH", "Columbus", 649413),
new StateInfo("Oklahoma", "OK", "Oklahoma City", 563297),
new StateInfo("Oregon", "OR", "Salem", 598673),
new StateInfo("Pennsylvania", "PA", "Harrisburg", 640353),
new StateInfo("Rhode Island", "RI", "Providence", 264329),
new StateInfo("South Carolina", "SC", "Columbia", 564903),
new StateInfo("South Dakota", "SD", "Pierre", 294078),
new StateInfo("Tennessee", "TN", "Nashville", 615455),
new StateInfo("Texas", "TX", "Austin", 755312),
new StateInfo("Utah", "UT", "Salt Lake City", 526851),
new StateInfo("Vermont", "VT", "Montpelier", 208766),
new StateInfo("Virginia", "VA", "Richmond", 655207),
new StateInfo("Washington", "WA", "Olympia", 627966),
new StateInfo("West Virginia", "WV", "Charleston", 361166),
new StateInfo("Wisconsin", "WI", "Madison", 581357),
new StateInfo("Wyoming", "WY", "Cheyenne", 192579)
);
}
public static class Main {
public static void main(String[] args) {
Application.launch(TableHighlight.class, args);
}
}
}