package funcion;<\/p>\n
import java.util.Comparator;<\/p>\n
import javafx.application.Application;
\nimport javafx.beans.property.SimpleStringProperty;
\nimport javafx.collections.FXCollections;
\nimport javafx.collections.ObservableList;
\nimport javafx.geometry.Insets;
\nimport javafx.scene.Group;
\nimport javafx.scene.Scene;
\nimport javafx.scene.control.Label;
\nimport javafx.scene.control.TableColumn;
\nimport javafx.scene.control.TableView;
\nimport javafx.scene.control.cell.PropertyValueFactory;
\nimport javafx.scene.layout.VBox;
\nimport javafx.scene.text.Font;
\nimport javafx.stage.Stage;
\nimport javafx.util.Callback;<\/p>\n
\/**200921-GDK-tableview\u81ea\u8a02\u7fa9\u6392\u5e8f\u7bc4\u4f8b-\u6578\u5b57\u683c\u5f0f\u5316\u6392\u5e8f*\/
\npublic class TableViewCostumerSort extends Application {<\/p>\n
private TableView table = new TableView();
\n private ExtraPerson extraPerson = new ExtraPerson(“Ninja Village”);<\/p>\n
private final ObservableList data = FXCollections
\n .observableArrayList(
\n new Person(“Jacob”, “1,111”, “jacob.smith@example.com”),
\n new Person(“Isabella”, “1,123”,
\n “isabella.johnson@example.com”),
\n new Person(“Ethan”, “111”,
\n “ethan.williams@example.com”),
\n new Person(“Emma”, “222,222”, “emma.jones@example.com”),
\n new Person(“Michael”, “312”, “michael.brown@example.com”),
\n extraPerson);<\/p>\n
public static void main(String[] args) {
\n launch(args);
\n }<\/p>\n
@Override
\n public void start(Stage stage) {
\n Scene scene = new Scene(new Group());
\n stage.setTitle(“Table View Sample”);
\n stage.setWidth(450);
\n stage.setHeight(500);<\/p>\n
final Label label = new Label(“Address Book”);
\n label.setFont(new Font(“Arial”, 20));<\/p>\n
table.setEditable(true);<\/p>\n
TableColumn firstNameCol = new TableColumn(“First Name”);
\n firstNameCol.setMinWidth(100);
\n firstNameCol
\n .setCellValueFactory(new PropertyValueFactory(
\n “firstName”));<\/p>\n
TableColumn moneyCol = new TableColumn(“Money”);
\n moneyCol.setMinWidth(100);
\n moneyCol
\n .setCellValueFactory(new PropertyValueFactory(
\n “Money”));<\/p>\n
TableColumn emailCol = new TableColumn(“Email”);
\n emailCol.setMinWidth(200);
\n emailCol.setCellValueFactory(new PropertyValueFactory(
\n “email”));<\/p>\n
\/**
\n * Adding comparator to extraPerson
\n * \u8986\u5bebsort\u5224\u65b7
\n *\/<\/p>\n
table.sortPolicyProperty().set(
\n new Callback<TableView, Boolean>() {<\/p>\n
\/*\u81ea\u52d5\u751f\u6210*\/
\n @Override
\n public Boolean call(TableView param) {
\n Comparator comparator = new Comparator() {
\n @Override
\n public int compare(Person r1, Person r2) {<\/p>\n
\/*\u8cc7\u6599\u5f62\u5f0f\u8f49\u63db*\/
\n double r1_d = 0.0;
\n double r2_d = 0.0;
\n if (param.getComparator() != null) {
\n r1_d = Double.parseDouble(r1.getMoney().replaceAll(“,”, “”).trim());
\n r2_d = Double.parseDouble(r2.getMoney().replaceAll(“,”, “”).trim());
\n }<\/p>\n
\/*\u8cc7\u6599\u7a7a\u503ctry-catch*\/
\n String col_s = “”;
\n String _sort_s = “”;<\/p>\n
try {
\n col_s = param.getSortOrder().get(0).getText();
\n _sort_s = param.getSortOrder().get(0).getSortType().toString();
\n } catch (java.lang.IndexOutOfBoundsException e) {
\n System.out.println(e);
\n }<\/p>\n
\/*\u8a2d\u5b9a\u9078\u53d6Money\u6b04\u4f4d\u6642\u52d5\u4f5c*\/
\n if (col_s.equals(“Money”) && !col_s.equals(“”)) {
\n if (_sort_s.equals(“ASCENDING”)) {
\n if (r1_d > r2_d) {
\n \/* 0&-1\u662f\u4e0d\u6392\u5e8f1\u662f\u6392\u5e8f *\/
\n return 1;
\n } else if (r1_d < r2_d) {
\n \/* 0&-1\u662f\u4e0d\u6392\u5e8f1\u662f\u6392\u5e8f *\/
\n return -1;
\n } else if (param.getComparator() == null) {
\n \/* 0&-1\u662f\u4e0d\u6392\u5e8f1\u662f\u6392\u5e8f *\/
\n return 0;
\n } else {
\n \/*\u9810\u8a2d\u5224\u65b7*\/
\n return param.getComparator().compare(r1, r2);
\n }
\n } else if (_sort_s.equals("DESCENDING")) {
\n if (r1_d r2_d) {
\n \/* 0&-1\u662f\u4e0d\u6392\u5e8f1\u662f\u6392\u5e8f *\/
\n return -1;
\n } else if (param.getComparator() == null) {
\n \/* 0&-1\u662f\u4e0d\u6392\u5e8f1\u662f\u6392\u5e8f *\/
\n return 0;
\n } else {
\n \/*\u9810\u8a2d\u5224\u65b7*\/
\n return param.getComparator().compare(r1, r2);
\n }
\n } else {
\n \/*\u9810\u8a2d\u5224\u65b7*\/
\n return param.getComparator().compare(r1, r2);
\n }
\n } else {
\n try {
\n \/*\u9810\u8a2d\u5224\u65b7*\/
\n return param.getComparator().compare(r1, r2);
\n } catch (java.lang.NullPointerException e) {
\n \/*\u6392\u5e8f*\/
\n System.out.println(e);
\n return 0;
\n }
\n }<\/p>\n
}
\n };<\/p>\n
\/*\u9810\u8a2d\u8907\u5beb\u72c0\u614b\u6210\u7acb*\/
\n FXCollections.sort(table.getItems(), comparator);
\n return true;
\n }
\n });<\/p>\n
table.setItems(data);
\n table.getColumns().addAll(firstNameCol, moneyCol, emailCol);
\n \/\/ table.getColumns().hashCode();
\n final VBox vbox = new VBox();
\n vbox.setSpacing(5);
\n vbox.setPadding(new Insets(10, 0, 0, 10));
\n vbox.getChildren().addAll(label, table);<\/p>\n
((Group) scene.getRoot()).getChildren().addAll(vbox);<\/p>\n
stage.setScene(scene);
\n stage.show();
\n }<\/p>\n
public static class Person {<\/p>\n
private final SimpleStringProperty firstName;
\n private final SimpleStringProperty money;
\n private final SimpleStringProperty email;<\/p>\n
private Person(String fName, String money, String email) {
\n this.firstName = new SimpleStringProperty(fName);
\n this.money = new SimpleStringProperty(money);
\n this.email = new SimpleStringProperty(email);
\n }<\/p>\n
public String getFirstName() {
\n return firstName.get();
\n }<\/p>\n
public void setFirstName(String fName) {
\n firstName.set(fName);
\n }<\/p>\n
public String getMoney() {
\n return money.get();
\n }<\/p>\n
public void setMoney(String Money) {
\n money.set(Money);
\n }<\/p>\n
public String getEmail() {
\n return email.get();
\n }<\/p>\n
public void setEmail(String Email) {
\n email.set(Email);
\n }
\n }<\/p>\n
public static class ExtraPerson extends Person {<\/p>\n
private final SimpleStringProperty address;<\/p>\n
private ExtraPerson(String address) {
\n super(“Itachi”, “333”, “leaf@village.ninja”);
\n this.address = new SimpleStringProperty(address);
\n }<\/p>\n
public String getAddress() {
\n return address.get();
\n }<\/p>\n
public void setAddress(String address) {
\n this.address.set(address);
\n }<\/p>\n
}
\n}<\/p>\n","protected":false},"excerpt":{"rendered":"
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