Allow user to copy data from TableView - http://stackoverflow.com/questions/25170119/allow-user-to-copy-data-from-tableview

DataRow.java

import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;

public class DataRow {
    private Integer numSlices;
    private StringProperty selected;
    public DataRow(int numSlices, String selected) {
        this.selected = new SimpleStringProperty(selected);
        this.numSlices =  numSlices;
    }
    public Integer getNumSlices() {return numSlices;}
    public void setNumSlices(int num){this.numSlices = num;}
    public void setSelected(String value) {selected.set(value);}
    public String getSelected() {return selected.get();}
    public StringProperty selectedProperty(){return selected;}
}

JavaFX.java

    import javafx.application.Application;
    import javafx.collections.FXCollections;
    import javafx.collections.ObservableList;
    import javafx.scene.Scene;
    import javafx.scene.control.SelectionMode;
    import javafx.scene.control.TableColumn;
    import javafx.scene.control.TableView;
    import javafx.scene.control.cell.PropertyValueFactory;
    import javafx.scene.input.Clipboard;
    import javafx.scene.input.ClipboardContent;
    import javafx.scene.input.KeyCode;
    import javafx.scene.input.KeyCodeCombination;
    import javafx.scene.input.KeyCombination;
    import javafx.scene.layout.VBox;
    import javafx.stage.Stage;
    
    public class JavaFX extends Application {
        TableView<DataRow> table = new TableView<DataRow>();
        TableColumn<DataRow, Integer> numColumn;
        TableColumn<DataRow, String> selectionColumn;
        ObservableList<DataRow> masterData = FXCollections.observableArrayList();
    
        @Override
        public void start(Stage stage) throws Exception {
            VBox root = new VBox();
            initializeGUI();
            addDummyData();
            root.getChildren().addAll(table);
            Scene scene = new Scene(root);
            scene.getAccelerators()
            .put(new KeyCodeCombination(KeyCode.C, KeyCombination.CONTROL_ANY), new Runnable() {
                @Override
                public void run() {
                    int row = table.getSelectionModel().getSelectedIndex();
                    DataRow tmp = table.getItems().get(row);
                    final Clipboard clipboard = Clipboard.getSystemClipboard();
                    final ClipboardContent content = new ClipboardContent();
                    if(table.getSelectionModel().isSelected(row, numColumn)){
                        System.out.println(tmp.getNumSlices());
                        content.putString(tmp.getNumSlices().toString());
                    }
                    else{
                        System.out.println(tmp.getSelected());
                        content.putString(tmp.getSelected());
                    }
                    clipboard.setContent(content);
                }
            });
            stage.setScene(scene);
            stage.show();
        }
    
        @SuppressWarnings("unchecked")
        public void initializeGUI() {
            numColumn = new TableColumn<DataRow, Integer>();
            numColumn.setCellValueFactory(new PropertyValueFactory<DataRow, Integer>("numSlices"));
            selectionColumn = new TableColumn<DataRow, String>();
            selectionColumn.setCellValueFactory(new PropertyValueFactory<DataRow, String>("selected"));
            selectionColumn.setEditable(true);
            table.getColumns().addAll(numColumn, selectionColumn);
            table.setEditable(true);
            table.getSelectionModel().setCellSelectionEnabled(true);
            table.getSelectionModel().setSelectionMode(SelectionMode.SINGLE);
        }
    
        public void addDummyData() {
            for (int i = 0; i < 13; i++)
                masterData.add(new DataRow(i, "Text " + i));
            table.getItems().addAll(masterData);
        }
    
        public static void main(String[] args) throws Exception {
            launch(args);
        }
    }