惠州JavaFX如何添加未确定大小的内容？_北大青鸟IT学校

大家在学习Java的过程都会遇到各种各样的问题，例如：JavaFX如何添加未确定大小的内容？那么下面我们一起来看看惠州北大青鸟学术部老师是怎么回答的。

/*
* Copyright (c) 2008, 2014, Oracle and/or its affiliates.
* All rights reserved. Use is subject to license terms.
*
* This file is available and licensed under the following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
*  - Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*  - Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in
*    the documentation and/or other materials provided with the distribution.
*  - Neither the name of Oracle nor the names of its
*    contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/import javafx.application.Application;import javafx.scene.Scene;import javafx.scene.control.Pagination;import javafx.scene.control.Label;import javafx.scene.layout.AnchorPane;import javafx.scene.layout.VBox;import javafx.scene.text.Font;import javafx.stage.Stage;
public class Main extends Application {
   private Pagination pagination;
   String[] fonts = new String[]{};
   public static void main(String[] args) throws Exception {
       launch(args);
   }
   public int itemsPerPage() {        return 15;
   }
   public VBox createPage(int pageIndex) {        
       VBox box = new VBox(5);        int page = pageIndex * itemsPerPage();        for (int i = page; i < page + itemsPerPage(); i++) {
           Label font = new Label(fonts[i]);
           box.getChildren().add(font);
       }        return box;
   }

   @Override    public void start(final Stage stage) throws Exception {
       fonts = Font.getFamilies().toArray(fonts);
       pagination = new Pagination(fonts.length/itemsPerPage(), 0);
       pagination.setPageFactory((Integer pageIndex) -> createPage(pageIndex));

       AnchorPane anchor = new AnchorPane();
       AnchorPane.setTopAnchor(pagination, 10.0);
       AnchorPane.setRightAnchor(pagination, 10.0);
       AnchorPane.setBottomAnchor(pagination, 10.0);
       AnchorPane.setLeftAnchor(pagination, 10.0);
       anchor.getChildren().addAll(pagination);
       Scene scene = new Scene(anchor, 400, 450);
       stage.setScene(scene);
       stage.show();
   }
}

上面的代码生成以下结果。

想知道更多关于Java的资讯，联系在线客服，或者来惠州北大青鸟新方舟校区了解了解。

标签：惠州计算机JAVA软件开发惠州计算机Java软件开发惠州计算机JAVA培训惠州计算机JAVA软件开发学校惠州计算机Java软件开发培训JAVAJava软件开发北大青鸟IT计算机学校北大青鸟IT软件学校北大青鸟IT学校