/* * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package javafx.scene.control; import javafx.beans.property.BooleanProperty; import javafx.beans.property.BooleanPropertyBase; import javafx.event.ActionEvent; import javafx.scene.AccessibleRole; import javafx.scene.Node; import javafx.css.PseudoClass; import javafx.scene.control.skin.ButtonSkin; /** *
A simple button control. The button control can contain * text and/or a graphic. A button control has three different modes
*When a button is pressed and released a {@link ActionEvent} is sent. * Your application can perform some action based on this event by implementing an * {@link javafx.event.EventHandler} to process the {@link ActionEvent}. Buttons can also respond to * mouse events by implementing an {@link javafx.event.EventHandler} to process the {@link javafx.scene.input.MouseEvent} *
* ** MnemonicParsing is enabled by default for Button. *
* *Example: *
Button button = new Button("Click Me");
* @since JavaFX 2.0
*/
public class Button extends ButtonBase {
/***************************************************************************
* *
* Constructors *
* *
**************************************************************************/
/**
* Creates a button with an empty string for its label.
*/
public Button() {
initialize();
}
/**
* Creates a button with the specified text as its label.
*
* @param text A text string for its label.
*/
public Button(String text) {
super(text);
initialize();
}
/**
* Creates a button with the specified text and icon for its label.
*
* @param text A text string for its label.
* @param graphic the icon for its label.
*/
public Button(String text, Node graphic) {
super(text, graphic);
initialize();
}
private void initialize() {
getStyleClass().setAll(DEFAULT_STYLE_CLASS);
setAccessibleRole(AccessibleRole.BUTTON);
setMnemonicParsing(true); // enable mnemonic auto-parsing by default
}
/***************************************************************************
* *
* Properties *
* *
**************************************************************************/
/**
* A default Button is the button that receives
* a keyboard VK_ENTER press, if no other node in the scene consumes it.
*/
private BooleanProperty defaultButton;
public final void setDefaultButton(boolean value) {
defaultButtonProperty().set(value);
}
public final boolean isDefaultButton() {
return defaultButton == null ? false : defaultButton.get();
}
public final BooleanProperty defaultButtonProperty() {
if (defaultButton == null) {
defaultButton = new BooleanPropertyBase(false) {
@Override protected void invalidated() {
pseudoClassStateChanged(PSEUDO_CLASS_DEFAULT, get());
}
@Override
public Object getBean() {
return Button.this;
}
@Override
public String getName() {
return "defaultButton";
}
};
}
return defaultButton;
}
/**
* A Cancel Button is the button that receives
* a keyboard VK_ESC press, if no other node in the scene consumes it.
*/
private BooleanProperty cancelButton;
public final void setCancelButton(boolean value) {
cancelButtonProperty().set(value);
}
public final boolean isCancelButton() {
return cancelButton == null ? false : cancelButton.get();
}
public final BooleanProperty cancelButtonProperty() {
if (cancelButton == null) {
cancelButton = new BooleanPropertyBase(false) {
@Override protected void invalidated() {
pseudoClassStateChanged(PSEUDO_CLASS_CANCEL, get());
}
@Override
public Object getBean() {
return Button.this;
}
@Override
public String getName() {
return "cancelButton";
}
};
}
return cancelButton;
}
/***************************************************************************
* *
* Methods *
* *
**************************************************************************/
/** {@inheritDoc} */
@Override public void fire() {
if (!isDisabled()) {
fireEvent(new ActionEvent());
}
}
/** {@inheritDoc} */
@Override protected Skin> createDefaultSkin() {
return new ButtonSkin(this);
}
/***************************************************************************
* *
* Stylesheet Handling *
* *
**************************************************************************/
/**
* Initialize the style class to 'button'.
*
* This is the selector class from which CSS can be used to style
* this control.
*/
private static final String DEFAULT_STYLE_CLASS = "button";
private static final PseudoClass PSEUDO_CLASS_DEFAULT
= PseudoClass.getPseudoClass("default");
private static final PseudoClass PSEUDO_CLASS_CANCEL
= PseudoClass.getPseudoClass("cancel");
}