Example usage for javafx.scene.shape Rectangle addEventHandler

Introduction

In this page you can find the example usage for javafx.scene.shape Rectangle addEventHandler.

Prototype

public final <T extends Event> void addEventHandler(final EventType<T> eventType,
        final EventHandler<? super T> eventHandler) 

Source Link

Document

Registers an event handler to this node.

Usage

From source file:snpviewer.SnpViewer.java

private void drawSavedRegions(String chrom) {
    selectionOverlayPane.getChildren().clear();
    if (savedRegions.isEmpty()) {
        selectionOverlayPane.getChildren().add(dragSelectRectangle);
        return;//from www  . ja  va 2s. co m
    }
    for (RegionSummary r : savedRegions) {
        if (r.getChromosome() == null) {
            selectionOverlayPane.getChildren().add(dragSelectRectangle);
            return;
        }
        if (r.getChromosome().equalsIgnoreCase(chrom)) {
            drawRegionSummary(r, chrom);
        }
    }
    int rectCounter = 0;
    for (final Rectangle rect : savedRegionsDisplay) {
        final int counter = rectCounter;
        final ContextMenu scm = new ContextMenu();
        final MenuItem scmItem1 = new MenuItem("Display Flanking SNP IDs");
        scmItem1.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                /* get coordinates of selection and report back
                 * flanking snp ids and coordinates
                 */
                displayFlankingSnpIDs(rect);

            }
        });
        final MenuItem scmItem2 = new MenuItem("Write Region to File");
        scmItem2.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                Platform.runLater(new Runnable() {
                    @Override
                    public void run() {
                        /* get coordinates of selection and 
                         * write SNPs in region to file
                         */
                        writeRegionToFile(rect);
                    }
                });
            }
        });
        final MenuItem scmItem3 = new MenuItem("Remove this Saved Region");
        scmItem3.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                /* get coordinates of selection and 
                 * write SNPs in region to file
                 */
                removeSavedRegion(counter);

            }
        });
        final MenuItem scmItem4 = new MenuItem("Show/Hide Saved Regions");
        scmItem4.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                /* get coordinates of selection and report back
                 * write SNPs in region to file
                 */
                hideSavedRegionsMenu.selectedProperty().setValue(!hideSavedRegionsMenu.isSelected());
                hideSavedRegionsMenu.fire();
            }
        });
        final MenuItem scmItem5 = new MenuItem("Zoom Region");
        scmItem5.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                /* get coordinates of selection and report back
                 * write SNPs in region to file
                 */
                zoomRegion(rect);
            }
        });
        final MenuItem scmItem6 = new MenuItem("Write Saved Regions to File");
        scmItem6.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent e) {
                Platform.runLater(new Runnable() {
                    @Override
                    public void run() {
                        /* get coordinates of selection and report back
                         * write SNPs in region to file
                         */
                        writeSavedRegionsToFile();
                    }
                });
            }
        });

        scm.getItems().add(scmItem1);
        scm.getItems().add(scmItem2);
        scm.getItems().add(scmItem3);
        scm.getItems().add(scmItem4);
        scm.getItems().add(scmItem5);
        scm.getItems().add(scmItem6);
        rect.addEventHandler(MouseEvent.MOUSE_CLICKED, new EventHandler<MouseEvent>() {
            @Override
            public void handle(MouseEvent e) {
                ocm.hide();

                if (scm.isShowing()) {
                    scm.hide();
                }
                if (e.getButton() == MouseButton.SECONDARY) {
                    if (chromosomeSelector.getSelectionModel().isEmpty()) {
                        for (MenuItem mi : scm.getItems()) {
                            mi.setDisable(true);
                        }
                    } else {
                        for (MenuItem mi : scm.getItems()) {
                            mi.setDisable(false);
                        }
                    }

                    scm.show(selectionOverlayPane, e.getScreenX(), e.getScreenY());
                }
            }

        });
        rect.setVisible(true);
        selectionOverlayPane.getChildren().add(rect);
        rectCounter++;
    }
    selectionOverlayPane.getChildren().add(dragSelectRectangle);
}

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