com.google.gwt.user.client.ui
Class RadioButton
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.CheckBox
com.google.gwt.user.client.ui.RadioButton
- All Implemented Interfaces:
- EventListener, HasFocus, HasHTML, HasName, HasText, SourcesClickEvents, SourcesFocusEvents, SourcesKeyboardEvents
public class RadioButton
- extends CheckBox
A mutually-exclusive selection radio button widget.
CSS Style Rules
Example
public class RadioButtonExample implements EntryPoint {
public void onModuleLoad() {
// Make some radio buttons, all in one group.
RadioButton rb0 = new RadioButton("myRadioGroup", "foo");
RadioButton rb1 = new RadioButton("myRadioGroup", "bar");
RadioButton rb2 = new RadioButton("myRadioGroup", "baz");
// Check 'baz' by default.
rb2.setChecked(true);
// Add them to the root panel.
FlowPanel panel = new FlowPanel();
panel.add(rb0);
panel.add(rb1);
panel.add(rb2);
RootPanel.get().add(panel);
}
}
Constructor Summary |
RadioButton(java.lang.String name)
Creates a new radio associated with a particular group name. |
RadioButton(java.lang.String name,
java.lang.String label)
Creates a new radio associated with a particular group, and initialized
with the given HTML label. |
RadioButton(java.lang.String name,
java.lang.String label,
boolean asHTML)
Creates a new radio button associated with a particular group, and
initialized with the given label (optionally treated as HTML). |
Method Summary |
void |
setName(java.lang.String name)
Change the group name of this radio button. |
Methods inherited from class com.google.gwt.user.client.ui.CheckBox |
getHTML, getName, getTabIndex, getText, isChecked, isEnabled, onEnsureDebugId, onLoad, onUnload, replaceInputElement, setAccessKey, setChecked, setEnabled, setFocus, setHTML, setTabIndex, setText, sinkEvents |
Methods inherited from class com.google.gwt.user.client.ui.UIObject |
addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, removeStyleDependentName, removeStyleName, setElement, setHeight, setPixelSize, setSize, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, toString, unsinkEvents |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
RadioButton
public RadioButton(java.lang.String name)
- Creates a new radio associated with a particular group name. All radio
buttons associated with the same group name belong to a mutually-exclusive
set.
Radio buttons are grouped by their name attribute, so changing their
name using the setName() method will also change their associated
group.
- Parameters:
name
- the group name with which to associate the radio button
RadioButton
public RadioButton(java.lang.String name,
java.lang.String label)
- Creates a new radio associated with a particular group, and initialized
with the given HTML label. All radio buttons associated with the same group
name belong to a mutually-exclusive set.
Radio buttons are grouped by their name attribute, so changing their
name using the setName() method will also change their associated
group.
- Parameters:
name
- the group name with which to associate the radio buttonlabel
- this radio button's label
RadioButton
public RadioButton(java.lang.String name,
java.lang.String label,
boolean asHTML)
- Creates a new radio button associated with a particular group, and
initialized with the given label (optionally treated as HTML). All radio
buttons associated with the same group name belong to a mutually-exclusive
set.
Radio buttons are grouped by their name attribute, so changing their
name using the setName() method will also change their associated
group.
- Parameters:
name
- name the group with which to associate the radio buttonlabel
- this radio button's labelasHTML
- true
to treat the specified label as HTML
setName
public void setName(java.lang.String name)
- Change the group name of this radio button.
Radio buttons are grouped by their name attribute, so changing their
name using the setName() method will also change their associated
group.
If changing this group name results in a new radio group with
multiple radio buttons selected, this radio button will remain
selected and the other radio buttons will be unselected.
- Specified by:
setName
in interface HasName
- Overrides:
setName
in class CheckBox
- Parameters:
name
- name the group with which to associate the radio button