javafx-2

问题 This question is an extension of the below question: How to implement collision detection on nodes which are in StackPane (in JavaFX)?. After implementing the answer given in the above question it seems bound in local and bound in parent are same in AnchorPane but they are different in StackPane. Please let me know the actual behaviour of the bounds of a node with respect to AnchorPane and StackPane. 来源： https://stackoverflow.com/questions/21430787/how-does-bound-in-local-and-bound-in-parent

问题 I am building a JavaFX application and I have a TextArea inserted. The TextArea has a CSS class assigned (don't know if it matters): .default-cursor{ -fx-background-color:#EEEEEE; -fx-cursor:default; } There are 2 issues about this TextArea : -fx-cursor:default; Has no effect as the cursor remains the text cursor. That is weird as i use the same class for a TextField with proper/expected results The TextArea does not handle MOUSE_PRESSED event My code is : textArea.addEventHandler(MouseEvent

问题 This question already has answers here : JavaFX 2 - Catching all runtime exceptions (3 answers) Closed 6 years ago . Update: As indicated in the comments below, JavaFx8 will handle uncaught run-time exceptions - but what to do about them now? Presently they just go to the Java console so in this case, clicking the button just makes it fail silently. It would be nice if a popup dialog would at least alert the user that something went wrong. Any ideas how? Earlier question: In my JavaFX2

问题 I was trying to solve my problem with colored progress bars in this thread. The solution was present, but then I ran into another problem: I can't change color dynamically from my code. I want to do it right from my code, not with pre-defined .css. Generally I can do it, but I run into some difficulties when I try to do it with more than one progess bar. public class JavaFXApplication36 extends Application { @Override public void start(Stage primaryStage) { AnchorPane root = new AnchorPane();

问题 I was just wondering since I am used to programming in My/Eclipse... Is it possible for javafx scene builder to intergrade into eclipse like it does in netbeans: in netbeans you can double click on a "Front end" file/component and java fx scene builder opens up. I am not used to Net Beans and I know it will not make a huge difference if I have to use Netbeans. Only wondered if that is possible. I googled this and dont seem to find the correct information.... Or I might be searching for the

问题 Can someone suggest ,how can we pass the value from one controller to another controller . My scenario is below I need to get the username on my home page after login. please share the piece of code. Thanks in Advance!!! 回答1: As I understood from your question, you need a login screen and then other screens in a row for navigation. First user has to sign in and after validating then the user information will go to the Home screen. Below is the codes which may help you - Main.java package

问题 I am new to JavaFX and i have been recently googling around for a while to understand this. I am planning to rewrite an existing screen-manager framework in my project which is in Swing. I am interested to understand what is the alternative to JComponent in FX ? Is it Stage or window or Control or Parent, i am not able to conclude. Neither i am sure if there is such an alternative any. Why do i need the alternative for JComponent ? Well, in the screen-manager framework that i have in place,

问题 I want to add a context menu on right click of my Line Chart. Its basically for re-sizing the chart.Is there any way i can achieve this? 回答1: Here is a code snippet to bring up a resizing context menu on a line chart when the line chart is right clicked. final MenuItem resizeItem = new MenuItem("Resize"); resizeItem.setOnAction(new EventHandler<ActionEvent>() { @Override public void handle(ActionEvent event) { System.out.println("Resize requested"); } }); final ContextMenu menu = new

问题 I have this example of an application that draws pictures with GraphicsContext and works as shown in the pictures below. And the question is to select and move only the blue circle horizontally with Canvas MouseEvent and MouseClicked public class JavaFXTest extends Application { @Override public void start(Stage primaryStage) { Group root = new Group(); Canvas canvas = new Canvas(300,100); GraphicsContext gc = canvas.getGraphicsContext2D(); Stop[] stops; LinearGradient gradient; // outer

问题 I am newbie on javafx. Can anybody help me to add some TextFields on TableView header. I try it with put TableView on stackpane and place textfields on above it, with the help of css integration. Can't success. 回答1: Yes, you can do this. For JavaFX 2.2 In JavaFX 2.2 (jdk7u6+) jira RT-14909 was implemented, which allows you to set a graphic (arbitrary node) on a column to specify the table header for the column. TableColumn col = new TableColumn(""); TextField colHeaderTextField = new