org.tentackle.fx.component.delegate.FxTextFieldDelegate Maven / Gradle / Ivy

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package org.tentackle.fx.component.delegate;

import javafx.geometry.Pos;

import org.tentackle.common.StringHelper;
import org.tentackle.fx.component.FxTextField;

/**
 * Delegate for FxTextField.
 *
 * @author harald
 */
public class FxTextFieldDelegate extends AbstractTextFieldDelegate {

  private boolean setColumnsInvoked;

  /**
   * Creates the delegate.
   *
   * @param component the component
   */
  public FxTextFieldDelegate(FxTextField component) {
    super(component);
  }

  @Override
  @SuppressWarnings("unchecked")
  public String getViewObject() {
    String text = getComponent().getText();
    return StringHelper.isAllWhitespace(text) ? null : text;
  }

  @Override
  public void setViewObject(Object viewObject) {
    getComponent().setText((String) viewObject);
  }

  @Override
  public void setColumns(int columns) {
    getComponent().setPrefColumnCount(columns);
    setColumnsInvoked = true;
  }

  @Override
  public int getColumns() {
    return getComponent().getPrefColumnCount();
  }

  @Override
  public void setMaxColumns(int maxColumns) {
    super.setMaxColumns(maxColumns);
    if (!setColumnsInvoked) {
      getComponent().setPrefColumnCount(maxColumns);
    }
  }

  @Override
  @SuppressWarnings("unchecked")
  public void setViewValue(Object value) {
    super.setViewValue(value);
    Pos alignment = getTextAlignment();
    if (alignment != null && getComponent().getAlignment() != alignment) {
      getComponent().setAlignment(alignment);
    }
  }

}