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## 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.

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