I am working on JavaFX project. I need to perform some task on a JavaFX TextField. For example on the “on focus” event for the TextField I want to print and on the “out focus” event it should print Answer I thought it might be helpful to see an example which specifies the ChangeListener as an anonymous inner class like
Tag: javafx
JavaFX 2.2 TextField maxlength
I am working on a JavaFX 2.2 project and I have a problem using the TextField control. I want to limit the number of characters that a user will be able to enter into each TextField. However I can’t find a property or something like maxlength. The same problem existed in Swing and was solved this way. How to solve
How to Convert FXML to JAVA [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed 4 months ago. Improve this question I created a .fxml file using javafx scene builder in NetBeans. How can I convert .fxml file in NetBeans to .java? Is that any
AnchorPane shows a white border when setResizable is false (JavaFX)
My problem is that when I use setResizable(false) one white border is shown on my scene. When I don’t set it false works fine, but I need to set it false. Code: My ImageView is inside of my AnchorPane Answer I had the same issue, I resolved in this way: You have to set the scene before setting the resizable
Updating the JavaFx Gui with threads and or Tasks
I am creating a chat program that contains a GUI that I have created in the new version of the JavaFx Scene builder. I have a main method that extends application and i have a simpleController (that controls all the buttons, labels, anchorPanes, etc) in my GUI. Other than that, I have a server application that can receive and send
Tab key navigation in JavaFX TextArea
How do I make hitting the Tab Key in TextArea navigates to the next control ? I could add a listener to cath de key pressed event, but how do I make te TextArea control to lose it focus (without knowing the next field in the chain to be focused) ? Answer This code traverse focus if pressing TAB and
Javafx Pane vs Region?
According to the documentation, both Region and Pane will resize any resizable child nodes to their preferred size, but will not reposition them. So i can’t see where the differencies between these …
JavaFX 2.1 TableView refresh items
I have this common issue, as it appears to be. My table view wont refresh my items after I reset them. I have checked the data and it’s the new one. I tried multiple solution from internet but no success. Can’t reset all the columns because it adds one empty one extra (dont know why) and the resize just breakes.
Adding a listener to a variable in Java/JavaFX which gets called on variable change
I know that there are listeners in JavaFX, and i’m sure Java. But I’m confused as how to implement them. I have a boolean variable that is changed throughout my program. Everytime the boolean is changed, I want a function myFunc() to be ran. Can this be done easily? Answer As simple as this: and whenever you want to change
Java heap space (java.lang.OutOfMemoryError)
In my project, I have a module to upload multiple image and create the thumbnails for it at once. For uploading, I am using JavaFX and for creating thumbnails, I am using Java. I wrote upload code and call of thumbnail creation function inside a for loop. If the number of uploading images is more than five, I am getting