这是我的第一个问题,如果遇到问题,请多多包涵,但是我对FXMLLoader遇到了一个奇怪的问题,我无法解释自己,因此任何提示或帮助将不胜感激。
以下代码片段是如何将File GraphicSettings.fxml加载到程序中的。
@FXML
public void showGraphicSettings()
{
System.out.println("Showing graphic settings");
if (graphicSettings == null)
{
try
{
FXMLLoader loader = new FXMLLoader();
System.err.println(getclass().getResource("GraphicSettings.fxml"));
System.err.println(getclass().getResource("/GraphicSettings.fxml"));
loader.setLocation(getclass().getResource("GraphicSettings.fxml"));
System.err.println(loader.getLocation());
graphicSettings = (GridPane) loader.load();
GraphicSettingsController graphicSettingsController = loader.getcontroller();
graphicSettingsController.setSettingsModel(settingsModel);
graphicSettingsController.setMainPresenter(mainPresenter);
System.err.println(graphicSettings);
}
catch (IOException e)
{
System.err.println("GraphicSettings.fxml not found");
e.printStackTrace();
}
}
mainPresenter.setViewContent(graphicSettings);
}
此代码段的输出如下:
file:/D:/Gits/TamClipnyera/bin/settings/GraphicSettings.fxml
null
file:/D:/Gits/TamClipnyera/bin/settings/GraphicSettings.fxml
GraphicSettings.fxml not found
javafx.fxml.LoadException: /D:/Gits/TamClipnyera/bin/settings/GraphicSettings.fxml:9
at javafx.fxml/javafx.fxml.FXMLLoader.constructLoadException(FXMLLoader.java:2625)
at javafx.fxml/javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2603)
at javafx.fxml/javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2466)
at javafx.fxml/javafx.fxml.FXMLLoader.load(FXMLLoader.java:2435)
at clip/settings.MainSettingsController.showGraphicSettings(MainSettingsController.java:81)
at java.base/jdk.internal.reflect.NativeMethodaccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodaccessorImpl.invoke(NativeMethodaccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodaccessorImpl.invoke(DelegatingMethodaccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at com.sun.javafx.reflect.Trampoline.invoke(MethodUtil.java:76)
at jdk.internal.reflect.GeneratedMethodaccessor2.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodaccessorImpl.invoke(DelegatingMethodaccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at javafx.base/com.sun.javafx.reflect.MethodUtil.invoke(MethodUtil.java:273)
at javafx.fxml/com.sun.javafx.fxml.MethodHelper.invoke(MethodHelper.java:83)
at javafx.fxml/javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1784)
at javafx.fxml/javafx.fxml.FXMLLoader$ControllerMethodEventHandler.handle(FXMLLoader.java:1670)
at javafx.base/com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
at javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:238)
at javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
at javafx.base/com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
at javafx.base/com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
at javafx.base/com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
at javafx.base/javafx.event.Event.fireEvent(Event.java:198)
at javafx.graphics/javafx.scene.Scene$ClickGenerator.postProcess(Scene.java:3564)
at javafx.graphics/javafx.scene.Scene$ClickGenerator.access$8200(Scene.java:3492)
at javafx.graphics/javafx.scene.Scene$MouseHandler.process(Scene.java:3860)
at javafx.graphics/javafx.scene.Scene$MouseHandler.access$1200(Scene.java:3579)
at javafx.graphics/javafx.scene.Scene.processMouseEvent(Scene.java:1849)
at javafx.graphics/javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2588)
at javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:397)
at javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:295)
at java.base/java.security.accessController.doPrivileged(Native Method)
at javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$2(GlassViewEventHandler.java:434)
at javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:390)
at javafx.graphics/com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:433)
at javafx.graphics/com.sun.glass.ui.View.handleMouseEvent(View.java:556)
at javafx.graphics/com.sun.glass.ui.View.notifyMouse(View.java:942)
at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
at java.base/java.lang.Thread.run(Thread.java:834)
据我了解,该文件位于正确的位置,并且它提供给FXMLLoader的URL也正确,但是由于某些原因,FXMLLoader无法找到该文件。
现在,它本身并没有那么令人困惑,但是我正在运行另外两个具有相同结构的FXMLLoader,用于其他子菜单窗格(一次仅显示一个),但是它们工作得很好,没有任何问题。
因此,从本质上讲,我在同一文件夹中有三个fxml文件,以相同的方式访问,但得到的结果却不同,这让我很困惑于这种行为的可能解释。
对于我参考的完整代码感兴趣的任何人:This is the Controller class in question