To Create generic EventHandler for MenuItem in JavaFX
// Create a handler for the tool bar buttons. EventHandler<ActionEvent> btnHandler = new EventHandler<ActionEvent>() { public void handle(ActionEvent ae) { response.setText(((MenuItem) ae.getTarget()).getText()); }//from w ww. ja va 2s . com }; // Set the tool bar button action event handlers. cut.setOnAction(btnHandler); copy.setOnAction(btnHandler); paste.setOnAction(btnHandler);
Full source
import javafx.application.Application; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.scene.control.ContextMenu; import javafx.scene.control.Label; import javafx.scene.control.MenuItem; import javafx.scene.input.ContextMenuEvent; import javafx.scene.layout.BorderPane; import javafx.stage.Stage; public class Main extends Application { //Create a label that will report the selection. private Label response = new Label("Menu Demo"); public static void main(String[] args) { launch(args);//w ww .j a v a 2 s . co m } public void start(Stage myStage) { myStage.setTitle("Menus from java2s.com"); // Use a BorderPane for the root node. BorderPane rootNode = new BorderPane(); Scene myScene = new Scene(rootNode, 300, 300); myStage.setScene(myScene); // Create the edit context menu items. MenuItem cut = new MenuItem("Cut"); MenuItem copy = new MenuItem("Copy"); MenuItem paste = new MenuItem("Paste"); // Create a context (i.e., pop up) menu that shows edit options. ContextMenu editMenu = new ContextMenu(cut, copy, paste); // Create a handler for the tool bar buttons. EventHandler<ActionEvent> btnHandler = new EventHandler<ActionEvent>() { public void handle(ActionEvent ae) { response.setText(((MenuItem) ae.getTarget()).getText()); } }; // Set the tool bar button action event handlers. cut.setOnAction(btnHandler); copy.setOnAction(btnHandler); paste.setOnAction(btnHandler); rootNode.setCenter(response); // Add the context menu to the entire scene graph. rootNode.setOnContextMenuRequested(new EventHandler<ContextMenuEvent>() { public void handle(ContextMenuEvent ae) { // Popup menu at the location of the right click. editMenu.show(rootNode, ae.getScreenX(), ae.getScreenY()); } }); myStage.show(); } }