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GWT SuggestBox
GWT SuggestBox is a text box or text area which displays a pre-configured set of selections that match the user’s input. Each SuggestBox is associated with a single SuggestOracle. The SuggestOracle is used to provide a set of selections given a specific query string.
GWT SuggestBox Syntax
GWT SuggestBox Nested Classes
| Class | Description |
|---|---|
| SuggestBox.DefaultSuggestionDisplay | It is the default implementation of SuggestBox.SuggestionDisplay displays suggestions in a PopupPanel beneath the SuggestBox. |
| SuggestBox.SuggestionCallback | It is the callback used when a user selects a SuggestOracle.Suggestion. |
| It is the callback used when a user selects a SuggestOracle.Suggestion. | It is used to display suggestions to the user. |
GWT SuggestBox Constructors
| Constructor | Description |
|---|---|
| SuggestBox() | It is a default constructor for SuggestBox. |
| SuggestBox(SuggestOracle oracle) | It is a constructor for SuggestBox. |
| SuggestBox(SuggestOracle oracle, ValueBoxBase<java.lang.String> box) | It extends suggest oracle and value box. |
| SuggestBox(SuggestOracle oracle, ValueBoxBase<java.lang.String> box, SuggestBox.SuggestionDisplay suggestDisplay) | It display SuggestOracle and ValueBox in a single SuggestBox. |
GWT SuggestBox Common Methods
| Modifier and types | Methods | Description |
|---|---|---|
| void | addChangeListener(ChangeListener listener) | It gets a text box. |
| void | addClickListener(ClickListener listener) | It gets a input on click. |
| void | addEventHandler(SuggestionHandler handler) | It adds a event handler. |
| void | addFocusListener(FocusListener listener) | It can add blur or focus to particular area. |
| void | addKeyboardListener(KeyboardListener listener) | It takes input through keyboard. |
| HandlerRegistration | addKeyDownHandler(KeyDownHandler handler) | It adds a KeyDownEvent handler. |
| HandlerRegistration | addKeyPressHandler(KeyPressHandler handler) | It adds a KeyPressEvent handler. |
| HandlerRegistration | addKeyUpHandler(KeyUpHandler handler) | It adds a KeyUpEvent handler. |
| HandlerRegistration | addSelectionHandler(SelectionHandler<SuggestOracle.Suggestion> handler) | It adds a SelectionEvent handler. |
| HandlerRegistration | addValueChangeHandler(ValueChangeHandler<java.lang.String> handler) | It adds a ValueChangeEvent handler. |
| boolean | isAnimationEnabled() | It displays animation. |
| boolean | isAutoSelectEnabled() | It returns whether or not the first suggestion will be automatically selected. |
| boolean | isEnabled() | It gets whether this widget is enabled. |
| boolean | isSuggestionListShowing() | It checks if the SuggestBox.SuggestionDisplay is showing. |
| protected void | onEnsureDebugId(java.lang.String baseID) | It is called when the user sets the id using the UIObject.ensureDebugId(String) method. |
GWT SuggestBox Example
Output:
Next TopicGWT Layout Panels