/**
* Add search widget to tab menu
*
* @param searchEvent event triggered when user click on search button
* @param title displayed on button hover
* @return ExtendedTextBox textbox widget
*/
public ExtendedTextBox addSearchWidget(final PerunSearchEvent searchEvent, final String title) {
final ExtendedTextBox textBox = new ExtendedTextBox();
final CustomButton button = getPredefinedButton(ButtonType.SEARCH, title);
// trigger search on ENTER
textBox
.getTextBox()
.addKeyUpHandler(
new KeyUpHandler() {
public void onKeyUp(KeyUpEvent event) {
if (!textBox.getTextBox().getText().trim().isEmpty()) {
button.setEnabled(true);
if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ENTER) {
searchEvent.searchFor(textBox.getTextBox().getText().trim());
}
} else {
button.setEnabled(false);
}
}
});
textBox
.getTextBox()
.addBlurHandler(
new BlurHandler() {
@Override
public void onBlur(BlurEvent event) {
// fake some meaningless KeyUpEvent
DomEvent.fireNativeEvent(
Document.get().createKeyUpEvent(false, false, false, false, KeyCodes.KEY_DOWN),
textBox.getTextBox());
}
});
textBox
.getTextBox()
.addValueChangeHandler(
new ValueChangeHandler<String>() {
@Override
public void onValueChange(ValueChangeEvent<String> event) {
// fake some meaningless KeyUpEvent
DomEvent.fireNativeEvent(
Document.get().createKeyUpEvent(false, false, false, false, KeyCodes.KEY_DOWN),
textBox.getTextBox());
}
});
// button click triggers action
button.addClickHandler(
new ClickHandler() {
@Override
public void onClick(ClickEvent clickEvent) {
if (UiElements.searchStingCantBeEmpty(textBox.getTextBox().getText().trim())) {
searchEvent.searchFor(textBox.getTextBox().getText().trim());
}
}
});
// button is active only if there is "search string"
button.setEnabled(false);
this.addWidget(textBox);
this.addWidget(button);
// always focus search widget
Scheduler.get()
.scheduleDeferred(
new Command() {
@Override
public void execute() {
textBox.getTextBox().setFocus(true);
}
});
return textBox;
}
