onKeyPress method
Keypress callback used to handle enter and space keys.
Implementation
void onKeyPress(KeyboardEvent event) {
if (event.keyCode == KeyCode.ENTER) {
handleEnterKey(event);
} else if (isSpaceKey(event)) {
handleSpaceKey(event);
} else if (event.charCode != 0) {
handleCharCodeKey(event);
}
}