Questions tagged [openjfx]
229 questions
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Errors while running JavaFX application on Windows
I am trying to run a JavaFX application with OpenJDK/OpenJFX,
this is an existing working application based on OracleJDK/JavaFX which we want to migrate to OpenJFX.
I followed the instructions on how to build a fat jar from the OpenJFX…

extremecoder85
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No plugin found for prefix 'javafx' in the current project and in the plugin groups
No plugin found for prefix 'javafx' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositories [local (C:\Users\silas\.m2\repository), central (https://repo.maven.apache.org/maven2)]…

Sila Siebert
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Why isnt JavaFX TableView displaying data?
I've been working on a project to try and learn Java and I've been having trouble with getting Tableview to work. I've reviewed the other posts and so far I've made sure that:
Getters and Setters are set and spelled correctly
CellValueFactory is…

David Pinto
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JavaFX WebView WebEngine setCreatePopupHandler - Popup executing JSP scriptlet java code twice
JavaFX WebView WebEngine setCreatePopupHandler - Popup executing JSP scriptlet java code twice.
Popup loads all HTML content and required results. Everything's fine, but I can see system out twice on the console on loading the popup.
And the same…

ram
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Why can't I compile maven with OpenJFX and Deeplearning4J?
I have a small issue that I don't know how to solve.
I have started a simple basic JavaFX application and my pom.xml file looks like this:

euraad
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How to solve java.lang.module.InvalidModuleDescriptorException on third party library in Netbeans?
I am in the process of converting a working java 8 project to java 11. I don't want to use module yet (I know there are some advantages, but so far I just want the project to run under java 11). So there is no module-info.java in the project src…

HelloWorld
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JavaFX in Java 12.0.1
I can't get OpenJFX to work in my project.
I importet the library into my IntelliJ project and it resolved all the build errors but when i start my program nothing happens. The console doesn't give me any output. The program starts and then runs…

mr.jogurt
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Javafx (openjfx-11) does not work in Netbeans 11. What should I do?
So, My operating system is Ubuntu 18.04, and I have downloaded Netbeans 11.0. I have also installed openjdk-11, and openjfx-11, so these are all to be found on my computer. My problem is, when I want to make a javafx project I click on File>New…

H. Roberto
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Scala + OpenJFX + OpenJDK
I am about to start a new GUI project utilizing Scala and JavaFX/OpenJFX.
Last time I was involved Java 8 was state-of-the-art, JavaFX was integrated with both JDK and JRE and Scala used JDK 8 for building, Jigsaw was not there and Oracle provided…

Hannes
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JavaFX application throws Null Pointer Exception on Debian
I'm trying to launch desktop java application on Debian.
Here is the details:
Debian Stretch 9.9
openjdk-8-jdk-headless:amd64 - 8u212-b01-1~deb9u1
openjfx - 8u141-b14-3~deb9u1
The application had been working ok for a long time on other PC…

Eugene
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How do I save an openJFX11 Canvas as a png/bitmap?
Google is giving me a lot of old results for this (JavaFX). People point you at code using:
RenderedImage, SwingFXUtils and ImageIO
I have openJFX11 and it does not contain these libraries.
How can I save the canvas using built in JFX11…

chrips
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The class SwingNode in openjfx causes problems
I wanted to migrate my JavaFX app to JDK 11 & OpenJFX and I noticed that SwingNode causes problems. I decided to create new project and see what's going on.
Interestingly, when I change to JDK 8, everything is fine.
In newer version, errors appear.…

asker
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Openjfx - IntelliJ - Maven: InvocationTargetException when creating an Item
I tried to setup Openjfx with IntelliJ, but went into a compiler error though following this post: https://intellij-support.jetbrains.com/hc/en-us/community/posts/360000909940-Openjfx-11
If I do not add Labels, Buttons etc., the program behaves as…
user6247444
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1 answer
"already signed" error when trying to sign openjdk
We recently switched from oracle jdk to openjdk. When we try to build and sign our application with the javafx-gradle-plugin, we get an error in the signing process.
We already tried to get codesign executed with the force flag (-f) since that does…

user1364052
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1 answer
Java 11 (OpenJDK 11.0.2) + OpenJFX 11.0.2: module X reads package Y from both W and Z
Recently I build a simple JavaFX application and I used OracleJDK 10 with it's JavaFX, after that, I've made a decision to update to Java 11 (OpenJDK 11.0.2) + OpenJFX 11 - I got the build errors below:
Here is my pom.xml

Tymur Berezhnoi
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