Examples with KeyDownEvent com.google.gwt.event.dom.client.KeyDownEvent used on opensource projects

Example 46 with KeyDownEvent

use of com.google.gwt.event.dom.client.KeyDownEvent in project perun by CESNET.

the class SuggestBox method addEventsToTextBox.

private void addEventsToTextBox() {
    class TextBoxEvents extends HandlesAllKeyEvents implements ValueChangeHandler<String> {

        public void onKeyDown(KeyDownEvent event) {
            switch(event.getNativeKeyCode()) {
                case KeyCodes.KEY_DOWN:
                    display.moveSelectionDown();
                    break;
                case KeyCodes.KEY_UP:
                    display.moveSelectionUp();
                    break;
                case KeyCodes.KEY_ENTER:
                case KeyCodes.KEY_TAB:
                    Suggestion suggestion = display.getCurrentSelection();
                    if (suggestion == null) {
                        display.hideSuggestions();
                    } else {
                        setNewSelection(suggestion);
                    }
                    break;
            }
            delegateEvent(SuggestBox.this, event);
        }

        public void onKeyPress(KeyPressEvent event) {
            delegateEvent(SuggestBox.this, event);
        }

        public void onKeyUp(KeyUpEvent event) {
            // After every user key input, refresh the popup's suggestions.
            refreshSuggestions();
            delegateEvent(SuggestBox.this, event);
        }

        public void onValueChange(ValueChangeEvent<String> event) {
            delegateEvent(SuggestBox.this, event);
        }
    }
    TextBoxEvents events = new TextBoxEvents();
    events.addKeyHandlersTo(box);
    box.addValueChangeHandler(events);
}