javafx_tableview设置背景透明和滚动条

package com.ice.table.tableImage; import java.util.ArrayList; import java.util.List; import javafx.application.Application; import javafx.collections.FXCollections; import javafx.collections.ObservableList; import javafx.scene.Scene; import javafx.scene.control.ScrollPane; import javafx.scene.control.TableCell; import javafx.scene.control.TableColumn; import javafx.scene.control.TableView; import javafx.scene.control.cell.PropertyValueFactory; import javafx.scene.image.ImageView; import javafx.scene.paint.Color; import javafx.stage.Stage; import javafx.util.Callback; import com.ice.table.bean.User; /** * 在表格中显示图片 * @author Administrator * */ public class TableImageTest extends Application { // 表格数据 private ObservableList<User> tableData = FXCollections.observableArrayList(getTableData()); public static void main(String[] args) { launch(args); } @Override public void start(Stage primaryStage) throws Exception { initPage(primaryStage); } private void initPage(Stage primaryStage){ ScrollPane root = new ScrollPane(); Scene scene = new Scene(root,600,600); scene.getStylesheets().add(getClass().getResource("table3.css").toExternalForm()); // 设置布景背景色 scene.setFill(Color.CADETBLUE); root.getStyleClass().add("root"); TableView<User> table = new TableView<User>(); table.setPrefWidth(450); table.setPrefHeight(450); table.getColumns().addAll(tableColumn()); table.setItems(tableData); root.setContent(table); primaryStage.setScene(scene); primaryStage.show(); } /** * 组装表格数据 * @return */ private List<User> getTableData(){ List<User> data = new ArrayList<User>(); for (int i = 0; i < 20; i++) { User user = new User(); user.setId(i); user.setName("小花ddddddddddddddddd" + i); user.setAge(i+10); user.setAdd("北京mmmmmmmmmmmmmmmmmm" + i); data.add(user); } return data; } /** * 表格域 * @param table * @return */ public List<TableColumn<User, ?>> tableColumn(){ List<TableColumn<User, ?>> columns = new ArrayList<TableColumn<User, ?>>(); TableColumn<User, Integer> one = new TableColumn<User, Integer>("用户id"); one.setCellValueFactory(new PropertyValueFactory<>("id")); columns.add(one); TableColumn<User, String> two = new TableColumn<User, String>("用户名"); two.setCellValueFactory(new PropertyValueFactory<>("name")); columns.add(two); TableColumn<User, Integer> three = new TableColumn<User, Integer>("用户年龄"); three.setCellValueFactory(new PropertyValueFactory<>("age")); /** * 显示图片 */ three.setCellFactory(new Callback<TableColumn<User, Integer>, TableCell<User, Integer>>() { @Override public TableCell<User, Integer> call(TableColumn<User, Integer> param) { return new TableCell<User, Integer>() { @Override public void updateItem(Integer item, boolean empty) { super.updateItem(item, empty); if(!empty) { System.out.println(item); if (item%2==0) { ImageView iv = new ImageView(getClass().getResource("yes.png").toExternalForm()); this.setGraphic(iv); }else { ImageView iv = new ImageView(getClass().getResource("no.png").toExternalForm()); this.setGraphic(iv); } }else { this.setGraphic(null); } } }; } }); columns.add(three); TableColumn<User, String> four = new TableColumn<User, String>("用户地址"); four.setCellValueFactory(new PropertyValueFactory<>("add")); columns.add(four); return columns; } }