com.google.gwt.user.client.ui
Class Button

java.lang.Object
  com.google.gwt.user.client.ui.UIObject
      com.google.gwt.user.client.ui.Widget
          com.google.gwt.user.client.ui.FocusWidget
              com.google.gwt.user.client.ui.ButtonBase
                  com.google.gwt.user.client.ui.Button

All Implemented Interfaces:

EventListener, HasFocus, HasHTML, HasText, SourcesClickEvents, SourcesFocusEvents, SourcesKeyboardEvents

public class Button
extends ButtonBase

A standard push-button widget.

CSS Style Rules

• .gwt-Button { }

Example

public class ButtonExample implements EntryPoint {

  public void onModuleLoad() {
    // Make a new button that does something when you click it.
    Button b = new Button("Jump!", new ClickListener() {
      public void onClick(Widget sender) {
        Window.alert("How high?");
      }
    });

    // Add it to the root panel.
    RootPanel.get().add(b);
  }
}

Constructor Summary

Button()
Creates a button with no caption.

Button(java.lang.String html)
Creates a button with the given HTML caption.

Button(java.lang.String html, ClickListener listener)
Creates a button with the given HTML caption and click listener.

Method Summary

void	click() Programmatic equivalent of the user clicking the button.

Methods inherited from class com.google.gwt.user.client.ui.ButtonBase

getHTML, getText, setHTML, setText

Methods inherited from class com.google.gwt.user.client.ui.FocusWidget

addClickListener, addFocusListener, addKeyboardListener, getFocusImpl, getTabIndex, isEnabled, onBrowserEvent, removeClickListener, removeFocusListener, removeKeyboardListener, setAccessKey, setElement, setEnabled, setFocus, setTabIndex

Methods inherited from class com.google.gwt.user.client.ui.Widget

doAttachChildren, doDetachChildren, getParent, isAttached, onAttach, onDetach, onLoad, onUnload, removeFromParent

Methods inherited from class com.google.gwt.user.client.ui.UIObject

addStyleDependentName, addStyleName, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, removeStyleDependentName, removeStyleName, setHeight, setPixelSize, setSize, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkEvents, toString, unsinkEvents

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Button

public Button()

Creates a button with no caption.

Button

public Button(java.lang.String html)

Creates a button with the given HTML caption.

Parameters:

html - the HTML caption

Button

public Button(java.lang.String html,
              ClickListener listener)

Creates a button with the given HTML caption and click listener.

Parameters:

html - the HTML caption

listener - the click listener

Method Detail

click

public void click()

Programmatic equivalent of the user clicking the button.