你好，我是Java的新手，我在运行此GUI时遇到了一些麻烦，我在stackoverflow上搜索了该解决方案，但到目前为止对我来说都没有用，似乎我的所有文件都在正确的位置并且在FXML文档中被正确指向。
JavaFX_SettingsBar.java
package javafx_settingsbar;
import java.awt.Color;
import javafx.application.Application;
import javafx.event.EventHandler;
import javafx.fxml.FXMLLoader;
import javafx.geometry.Rectangle2D;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.input.MouseEvent;
import javafx.stage.Screen;
import javafx.stage.Stage;
import javafx.stage.StageStyle;
/**
*
* @author proxc
*/
public class JavaFX_SettingsBar extends Application {
private double xOffset = 0;
private double yOffset = 0;
@Override
public void start(Stage stage) throws Exception {
Parent root = FXMLLoader.load(getClass().getResource("FXMLDocument.fxml"));
stage.initStyle(StageStyle.TRANSPARENT);
root.setOnMousePressed((MouseEvent event) -> {
xOffset = event.getSceneX();
yOffset = event.getSceneY();
});
root.setOnMouseDragged(new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
stage.setX(event.getScreenX() - xOffset);
stage.setY(event.getScreenY() - yOffset);
}
});
Rectangle2D primaryScreenBounds = Screen.getPrimary().getVisualBounds();
Scene scene = new Scene(root);
scene.setFill(javafx.scene.paint.Color.TRANSPARENT);
stage.setScene(scene);
//set Stage boundaries to the lower right corner of the visible bounds of the main screen
stage.setX(primaryScreenBounds.getMinX() + primaryScreenBounds.getWidth() - 385); //framesize -15
stage.setY(primaryScreenBounds.getMinY() + primaryScreenBounds.getHeight() - 471); //framesize +5
stage.setWidth(370);
stage.setHeight(466);
stage.show();
}
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
launch(args);
}
}
FXMLDocument.fxml
<?xml version="1.0" encoding="UTF-8"?>
<?import com.jfoenix.controls.JFXButton?>
<?import com.jfoenix.controls.JFXCheckBox?>
<?import com.jfoenix.controls.JFXSlider?>
<?import com.jfoenix.controls.JFXToggleButton?>
<?import javafx.scene.control.Label?>
<?import javafx.scene.control.Separator?>
<?import javafx.scene.image.Image?>
<?import javafx.scene.image.ImageView?>
<?import javafx.scene.layout.AnchorPane?>
<?import javafx.scene.text.Font?>
<AnchorPane id="AnchorPane" fx:id="root" prefHeight="466.0" prefWidth="370.0" style="-fx-background-color: rgba(0, 100, 100, 0);" xmlns="http://javafx.com/javafx/8.0.111" xmlns:fx="http://javafx.com/fxml/1" fx:controller="javafx_settingsbar.FXMLDocumentController">
<children>
<AnchorPane fx:id="topbar" prefHeight="73.0" prefWidth="380.0" style="-fx-background-color: #3D4956;">
<children>
<ImageView fx:id="btn_settings" layoutX="49.0" layoutY="21.0" onMousePressed="#handleButtonAction" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/settings.png" />
</image>
</ImageView>
<ImageView fx:id="btn_user" layoutX="130.0" layoutY="25.0" onMousePressed="#handleButtonAction" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/user.png" />
</image>
</ImageView>
<ImageView layoutX="218.0" layoutY="25.0" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/awards.png" />
</image>
</ImageView>
<ImageView fx:id="btn_exit" layoutX="304.0" layoutY="28.0" onMousePressed="#handleButtonAction" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/shutdown.png" />
</image>
</ImageView>
</children>
</AnchorPane>
<AnchorPane fx:id="h_settings" layoutY="88.0" prefHeight="374.0" prefWidth="380.0" style="-fx-background-color: #3D4956;" visible="false">
<children>
<Label layoutX="33.0" layoutY="32.0" text="TOUCH ENABLED" textFill="WHITE">
<font>
<Font name="System Bold" size="12.0" />
</font>
</Label>
<JFXToggleButton layoutX="242.0" layoutY="21.0" prefHeight="56.0" prefWidth="93.0" text="On" textFill="#eda678" toggleColor="#eda678" toggleLineColor="#eba478e2" />
<Label layoutX="33.0" layoutY="61.0" text="Called 3D Touch, the new technology can sense pressure " textFill="#f2efef">
<font>
<Font size="9.0" />
</font>
</Label>
<Label layoutX="33.0" layoutY="104.0" text="AUTO-SUBSCRIBE" textFill="WHITE">
<font>
<Font name="System Bold" size="12.0" />
</font>
</Label>
<JFXToggleButton layoutX="242.0" layoutY="93.0" prefHeight="56.0" prefWidth="93.0" text="On" textFill="#eda678" toggleColor="#eda678" toggleLineColor="#eba478e2" />
<Label layoutX="33.0" layoutY="126.0" text="Auto subsribe to the channel" textFill="#f2efef">
<font>
<Font size="9.0" />
</font>
</Label>
<Separator layoutX="35.0" layoutY="188.0" opacity="0.33" prefHeight="1.0" prefWidth="307.0" />
<JFXSlider layoutX="35.0" layoutY="252.0" prefHeight="14.0" prefWidth="307.0" snapToTicks="true" />
<Label layoutX="40.0" layoutY="206.0" text="SCREEN BRIGHTNESS" textFill="WHITE">
<font>
<Font name="System Bold" size="12.0" />
</font>
</Label>
<JFXCheckBox checkedColor="#eda678" layoutX="33.0" layoutY="280.0" text="Auto Brightness" textFill="#fffdfd" />
<JFXButton layoutX="217.0" layoutY="318.0" prefHeight="25.0" prefWidth="125.0" style="-fx-background-color: #eda678; -fx-border-radius: 5em; -fx-background-radius: 5em;" text="Save" />
<JFXButton layoutX="47.0" layoutY="318.0" prefHeight="25.0" prefWidth="125.0" style="-fx-background-color: #515D6D; -fx-border-radius: 5em; -fx-background-radius: 5em;" text="Cancel" textFill="WHITE" />
<ImageView layoutX="56.0" layoutY="-13.0" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/up.png" />
</image>
</ImageView>
</children>
</AnchorPane>
<AnchorPane fx:id="h_user" layoutY="87.0" prefHeight="381.0" prefWidth="380.0" style="-fx-background-color: #3D4956;" visible="false">
<children>
<ImageView layoutX="161.0" layoutY="80.0" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/user_male.png" />
</image>
</ImageView>
<Label layoutX="170.0" layoutY="167.0" text="Amos C" textFill="WHITE">
<font>
<Font name="System Bold" size="12.0" />
</font>
</Label>
<Label layoutX="153.0" layoutY="191.0" text="UI/UX Designer" textFill="WHITE">
<font>
<Font size="11.0" />
</font>
</Label>
<ImageView layoutX="134.0" layoutY="-12.0" pickOnBounds="true" preserveRatio="true">
<image>
<Image url="@images/up.png" />
</image>
</ImageView>
</children></AnchorPane>
</children>
</AnchorPane>
跟踪
Exception in Application start method
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:389)
at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:328)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:767)
Caused by: java.lang.RuntimeException: Exception in Application start method
at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:917)
at com.sun.javafx.application.LauncherImpl.lambda$launchApplication$154(LauncherImpl.java:182)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.UnsupportedClassVersionError: com/jfoenix/controls/JFXButton has been compiled by a more recent version of the Java Runtime (class file version 53.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at javafx.fxml.FXMLLoader.loadTypeForPackage(FXMLLoader.java:2916)
at javafx.fxml.FXMLLoader.loadType(FXMLLoader.java:2905)
at javafx.fxml.FXMLLoader.importClass(FXMLLoader.java:2846)
at javafx.fxml.FXMLLoader.processImport(FXMLLoader.java:2692)
at javafx.fxml.FXMLLoader.processProcessingInstruction(FXMLLoader.java:2661)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2517)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2441)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:3214)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:3175)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:3148)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:3124)
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:3104)
at javafx.fxml.FXMLLoader.load(FXMLLoader.java:3097)
at javafx_settingsbar.JavaFX_SettingsBar.start(JavaFX_SettingsBar.java:29)
at com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$161(LauncherImpl.java:863)
at com.sun.javafx.application.PlatformImpl.lambda$runAndWait$174(PlatformImpl.java:326)
at com.sun.javafx.application.PlatformImpl.lambda$null$172(PlatformImpl.java:295)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.javafx.application.PlatformImpl.lambda$runLater$173(PlatformImpl.java:294)
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at com.sun.glass.ui.win.WinApplication.lambda$null$147(WinApplication.java:177)
... 1 more
Exception running application javafx_settingsbar.JavaFX_SettingsBar
Java Result: 1