TextfieldTableCell.java

package com.digiarea.closure.model.providers;

import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.scene.control.TableCell;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TextField;
import javafx.util.Callback;

import com.digiarea.closure.model.Node;

public class TextfieldTableCell extends TableCell<Node, String> {

    private TextField textField;

    public TextfieldTableCell() {
    }

    public static Callback<TableColumn<Node, String>, TableCell<Node, String>> getFactory() {
        return new TextfieldTableCell.TextfieldCellFactory();
    }

    private static class TextfieldCellFactory implements Callback<TableColumn<Node, String>, TableCell<Node, String>> {

        @Override
        public TableCell<Node, String> call(TableColumn<Node, String> arg0) {
            return new com.digiarea.closure.model.providers.TextfieldTableCell();
        }

    }

    @Override
    public void startEdit() {
        if (!isEditable() || !getTableView().isEditable() || !getTableColumn().isEditable()) {
            return;
        }
        if (!isEmpty()) {
            super.startEdit();
            createTextField();
            setText(null);
            setGraphic(textField);
            textField.selectAll();
        }
    }

    @Override
    public void cancelEdit() {
        super.cancelEdit();
        setText((String) getItem());
        setGraphic(null);
    }

    @Override
    public void updateItem(String item, boolean empty) {
        super.updateItem(item, empty);
        if (empty) {
            setText(null);
            setGraphic(null);
        } else {
            if (isEditing()) {
                if (textField != null) {
                    textField.setText(getString());
                }
                setText(null);
                setGraphic(textField);
            } else {
                setText(getString());
                setGraphic(null);
            }
        }
    }

    private void createTextField() {
        textField = new TextField(getString());
        textField.setMinWidth(this.getWidth() - this.getGraphicTextGap() * 2);
        textField.focusedProperty().addListener(new ChangeListener<Boolean>() {

            @Override
            public void changed(ObservableValue<? extends Boolean> arg0, Boolean arg1, Boolean arg2) {
                if (!arg2) {
                    commitEdit(textField.getText());
                }
            }
        });
    }

    private String getString() {
        return getItem() == null ? "" : getItem().toString();
    }

}