Package de.gsi.chart.utils

Class FXUtils

  • public final class FXUtils
extends java.lang.Object
    Small tool to execute/call JavaFX GUI-related code from potentially non-JavaFX thread (equivalent to old: SwingUtilities.invokeLater(...) ... invokeAndWait(...) tools)
    Author:
    rstein

    • Constructor Summary

      Constructors 
      Constructor Description
      FXUtils()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void assertJavaFxThread()  
      static void keepJavaFxAlive()
      If you run into any situation where all of your scenes end, the thread managing all of this will just peter out.
      static void runAndWait​(java.lang.Runnable function)
      Invokes a Runnable in JFX Thread and waits while it's finished.
      static <R> R runAndWait​(java.util.function.Supplier<R> function)
      Invokes a Runnable in JFX Thread and waits while it's finished.
      static <T,​R>
      R      		 runAndWait​(T argument, java.util.function.Function<T,​R> function)
      Invokes a Runnable in JFX Thread and waits while it's finished.
      static void runFX​(java.lang.Runnable run)  
      static boolean waitForFxTicks​(javafx.scene.Scene scene, int nTicks)  
      static boolean waitForFxTicks​(javafx.scene.Scene scene, int nTicks, long timeoutMillis)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • FXUtils

        public FXUtils()

    • Method Detail

      • assertJavaFxThread

        public static void assertJavaFxThread()

      • keepJavaFxAlive

        public static void keepJavaFxAlive()
        If you run into any situation where all of your scenes end, the thread managing all of this will just peter out. To prevent this from happening, add this line:

      • runAndWait

        public static void runAndWait​(java.lang.Runnable function)
                       throws java.lang.Exception
        Invokes a Runnable in JFX Thread and waits while it's finished. Like SwingUtilities.invokeAndWait does for EDT.
        Parameters:
        function - Runnable function that should be executed within the JavaFX thread
        Throws:
        java.lang.Exception - if a exception is occurred in the run method of the Runnable

      • runAndWait

        public static <R> R runAndWait​(java.util.function.Supplier<R> function)
                        throws java.lang.Exception
        Invokes a Runnable in JFX Thread and waits while it's finished. Like SwingUtilities.invokeAndWait does for EDT.
        Type Parameters:
        R - generic for return type
        Parameters:
        function - Supplier function that should be executed within the JavaFX thread
        Returns:
        function result of type R
        Throws:
        java.lang.Exception - if a exception is occurred in the run method of the Runnable

      • runAndWait

        public static <T,​R> R runAndWait​(T argument,
                                       java.util.function.Function<T,​R> function)
                                throws java.lang.Exception
        Invokes a Runnable in JFX Thread and waits while it's finished. Like SwingUtilities.invokeAndWait does for EDT.
        Type Parameters:
        T - generic for argument type
        R - generic for return type
        Parameters:
        argument - function argument
        function - transform function that should be executed within the JavaFX thread
        Returns:
        function result of type R
        Throws:
        java.lang.Exception - if a exception is occurred in the run method of the Runnable

      • runFX

        public static void runFX​(java.lang.Runnable run)

      • waitForFxTicks

        public static boolean waitForFxTicks​(javafx.scene.Scene scene,
                                     int nTicks)

      • waitForFxTicks

        public static boolean waitForFxTicks​(javafx.scene.Scene scene,
                                     int nTicks,
                                     long timeoutMillis)