create JavaFX TextField - Java JavaFX

Java examples for JavaFX:TextField

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Description

create JavaFX TextField

Demo Code


/*/*from w  w w  .  j  a  va 2 s  . co m*/
     * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
     * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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//package com.java2s;

import javafx.scene.Node;
import javafx.scene.control.Cell;
import javafx.scene.control.TextField;
import javafx.scene.input.KeyCode;
import javafx.util.StringConverter;

public class Main {
  static <T> TextField createTextField(final Cell<T> cell, final StringConverter<T> converter) {
    final TextField textField = new TextField(getItemText(cell, converter));

    // Use onAction here rather than onKeyReleased (with check for Enter),
    // as otherwise we encounter RT-34685
    textField.setOnAction(event -> {
      if (converter == null) {
        throw new IllegalStateException("Attempting to convert text input into Object, but provided "
            + "StringConverter is null. Be sure to set a StringConverter " + "in your cell factory.");
      }
      cell.commitEdit(converter.fromString(textField.getText()));
      event.consume();
    });
    textField.setOnKeyReleased(t -> {
      if (t.getCode() == KeyCode.ESCAPE) {
        cell.cancelEdit();
        t.consume();
      }
    });
    return textField;
  }

  private static <T> String getItemText(Cell<T> cell, StringConverter<T> converter) {
    return converter == null ? cell.getItem() == null ? "" : cell.getItem().toString()
        : converter.toString(cell.getItem());
  }

  static <T> void cancelEdit(Cell<T> cell, final StringConverter<T> converter, Node graphic) {
    cell.setText(getItemText(cell, converter));
    cell.setGraphic(graphic);
  }
}

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