JavaFX(一)入门介绍
五种窗口类型
DECORATED,
UNDECORATED,
TRANSPARENT,
UTILITY,
UNIFIED
1 package com.fxUnit03; 2 3 import javafx.application.Application; 4 import javafx.stage.Modality; 5 import javafx.stage.Stage; 6 import javafx.stage.StageStyle; 7 8 9 /** 10 * @Name FX learning unit 3 11 * @Description 各类窗口,窗口之间的交互 12 * @Author Fancy 13 * @return 2022/6/13 14 * @Version 1.0 15 */ 16 public class fxTest3 extends Application { 17 public static void main(String[] args) { 18 launch(args); 19 } 20 21 @Override 22 public void start(Stage primaryStage) throws Exception { 23 //对话框,是/否? 24 Stage s1 = new Stage(StageStyle.UTILITY); 25 s1.setTitle("close"); 26 27 //设置为APPLICATION_MODAL则必须先关掉该窗口,才能使用其它窗口 28 s1.initModality(Modality.APPLICATION_MODAL); 29 s1.setWidth(200); 30 s1.setHeight(200); 31 s1.setX(800); 32 s1.setY(500); 33 34 //常用窗口类型 35 Stage s2 = new Stage(StageStyle.DECORATED); 36 s2.setTitle("s2"); 37 //s2窗口拥有s1 38 s2.initOwner(s1); 39 s2.initModality(Modality.WINDOW_MODAL); 40 s1.setAlwaysOnTop(true); 41 42 s2.show(); 43 s1.show(); 44 } 45 }
start方法线程名JavaFX Application Thread
结束后线程名JavaFX Application Thread
线程名JavaFX Application Thread
1 package com.fxUnit04; 2 3 import javafx.application.Application; 4 import javafx.application.Platform; 5 import javafx.stage.Stage; 6 import javafx.stage.StageStyle; 7 8 /** 9 * @Name 10 * @Description 多线程 11 * @Author Fancy 12 * @return 2022/6/14 13 * @Version 1.0 14 */ 15 public class fxTest4 extends Application { 16 public static void main(String[] args) { 17 launch(args); 18 } 19 @Override 20 public void start(Stage primaryStage) throws Exception { 21 System.out.println("start方法线程名"+Thread.currentThread().getName()); 22 23 Stage s1 = new Stage(StageStyle.UNIFIED); 24 25 Platform.runLater(new Runnable() { 26 @Override 27 public void run() { 28 System.out.println("线程名"+Thread.currentThread().getName()); 29 int i = 1; 30 while (i <= 10){ 31 try { 32 Thread.sleep(1000); 33 } catch (InterruptedException e) { 34 e.printStackTrace(); 35 } 36 System.out.println("i = "+i); 37 i = i+1 ; 38 39 } 40 } 41 }); 42 s1.setTitle("test4"); 43 s1.show(); 44 45 System.out.println("结束后线程名"+Thread.currentThread().getName()); 46 } 47 }
package com.fxUnit06; import javafx.application.Application; import javafx.application.HostServices; import javafx.scene.Cursor; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.stage.Stage; import java.net.URL; public class fxTest6 extends Application { public static void main(String[] args) { launch(args); } @Override public void start(Stage primaryStage) throws Exception { //打开网页 HostServices host = getHostServices(); host.showDocument("https://www.cnblogs.com/fancy2022/"); //获取本地图片路径 URL url = getClass().getClassLoader().getResource("img/bv_Logo.png"); String path = url.toExternalForm(); Button button = new Button("登录"); button.setPrefSize(40,40); //布局类管理button Group group = new Group(); //添加组件 group.getChildren().add(button); Scene scene = new Scene(group); //在按钮上设置鼠标变型 button.setCursor(Cursor.CLOSED_HAND); //将scene关联到主窗口上 primaryStage.setScene(scene); primaryStage.setTitle("fxTest6"); primaryStage.setHeight(800); primaryStage.setWidth(1000); primaryStage.show(); } }
package com.fxUnit07; import javafx.application.Application; import javafx.collections.ListChangeListener; import javafx.scene.Group; import javafx.scene.Node; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.stage.Stage; /** * @Name test7 * @Description group * @Author Fancy * @return 2022/6/22 * @Version 1.0 */ public class fxTest7 extends Application { public static void main(String[] args) { launch(args); } @Override public void start(Stage primaryStage) throws Exception { Button b1 = new Button("按钮1"); Button b2 = new Button("按钮2"); Button b3 = new Button("按钮3"); /* //设置按钮的大小 b1.setPrefSize(50,30); b2.setPrefSize(50,30); b3.setPrefSize(50,30);*/ //设置按钮的位置 b1.setLayoutX(0); b2.setLayoutX(100); b3.setLayoutX(200); Group group = new Group(); group.getChildren().addAll(b1,b2,b3); //操作三个子节点 Object[] obj = group.getChildren().toArray(); for (Object o : obj) { Button bu = (Button) o; bu.setPrefSize(50,50); } //监听 group.getChildren().addListener(new ListChangeListener<Node>() { @Override public void onChanged(Change<? extends Node> c) { System.out.println("当前子组件数量= "+c.getList().size()); } }); //设置group的透明度 group.setOpacity(0.8); //判断组件有无子组件 System.out.println(group.contains(0,0)); Scene scene = new Scene(group); //将scene关联到主窗口上 primaryStage.setScene(scene); primaryStage.setTitle("fxTest6"); primaryStage.setHeight(800); primaryStage.setWidth(1000); primaryStage.show(); } }
代码来源:B站UP:Aimls
https://space.bilibili.com/5096022/channel/collectiondetail?sid=210809
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