private int getTargetItemIndex(Element target) {
assert !target.equals(this.getElement()); // The markup is now broken
while (!target.getParentElement().equals(this.getElement())) {
target = target.getParentElement();
}
return DOM.getChildIndex(this.getElement(), (com.google.gwt.user.client.Element) target);
}
@Override
public void onBrowserEvent(Event event) {
if (disabled || readonly) {
return;
}
final Element targ = DOM.eventGetTarget(event);
if (DOM.eventGetType(event) == Event.ONMOUSEWHEEL) {
processMouseWheelEvent(event);
} else if (dragging || targ == handle) {
processHandleEvent(event);
} else if (targ == smaller) {
decreaseValue(true);
} else if (targ == bigger) {
increaseValue(true);
} else if (DOM.eventGetType(event) == Event.MOUSEEVENTS) {
processBaseEvent(event);
} else if (BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYPRESS
|| !BrowserInfo.get().isGecko() && DOM.eventGetType(event) == Event.ONKEYDOWN) {
if (handleNavigation(event.getKeyCode(), event.getCtrlKey(), event.getShiftKey())) {
feedbackPopup.show();
delayedValueUpdater.trigger();
DOM.eventPreventDefault(event);
DOM.eventCancelBubble(event, true);
}
} else if (targ.equals(getElement()) && DOM.eventGetType(event) == Event.ONFOCUS) {
feedbackPopup.show();
} else if (targ.equals(getElement()) && DOM.eventGetType(event) == Event.ONBLUR) {
feedbackPopup.hide();
} else if (DOM.eventGetType(event) == Event.ONMOUSEDOWN) {
feedbackPopup.show();
}
if (WidgetUtil.isTouchEvent(event)) {
event.preventDefault(); // avoid simulated events
event.stopPropagation();
}
}
protected void scrollToSelectedRow() {
if (iCourses.getSelectedRow() < 0) return;
Element scroll = iCoursesPanel.getElement();
com.google.gwt.dom.client.Element item =
iCourses.getTable().getRowFormatter().getElement(iCourses.getSelectedRow());
if (item == null) return;
int realOffset = 0;
while (item != null && !item.equals(scroll)) {
realOffset += item.getOffsetTop();
item = item.getOffsetParent();
}
scroll.setScrollTop(realOffset - scroll.getOffsetHeight() / 2);
}
@Override
public boolean fire(Event event, Object[] eventData) {
if (isEmpty()) {
return true;
}
// first element where the event was fired
Element eventTarget = getEventTarget(event);
// last element where the event was dispatched on
Element liveContextElement = getCurrentEventTarget(event);
if (eventTarget == null || liveContextElement == null) {
return true;
}
// Compute the live selectors which respond to this event type
List<String> validSelectors = new ArrayList<String>();
for (String cssSelector : bindFunctionBySelector.keys()) {
JsObjectArray<BindFunction> bindFunctions = bindFunctionBySelector.get(cssSelector);
for (int i = 0; bindFunctions != null && i < bindFunctions.length(); i++) {
BindFunction f = bindFunctions.get(i);
if (f.hasEventType(event.getTypeInt()) || f.isTypeOf(event.getType())) {
validSelectors.add(cssSelector);
break;
}
}
}
// Create a structure of elements which matches the selectors
JsNamedArray<NodeList<Element>> realCurrentTargetBySelector =
$(eventTarget).closest(validSelectors.toArray(new String[0]), liveContextElement);
// nothing matches the selectors
if (realCurrentTargetBySelector.length() == 0) {
return true;
}
Element stopElement = null;
GqEvent gqEvent = GqEvent.create(event);
for (String cssSelector : realCurrentTargetBySelector.keys()) {
JsObjectArray<BindFunction> bindFunctions = bindFunctionBySelector.get(cssSelector);
for (int i = 0; bindFunctions != null && i < bindFunctions.length(); i++) {
BindFunction f = bindFunctions.get(i);
if (f.hasEventType(event.getTypeInt()) || f.isTypeOf(event.getType())) {
NodeList<Element> n = realCurrentTargetBySelector.get(cssSelector);
for (int j = 0; n != null && j < n.getLength(); j++) {
Element element = n.getItem(j);
// When an event fired in an element stops bubbling we have to fire also all other
// handlers for this element bound to this element
if (stopElement == null || element.equals(stopElement)) {
gqEvent.setCurrentElementTarget(element);
// data
eventData = $(element).data(EVENT_DATA);
if (!f.fire(gqEvent, eventData)) {
stopElement = element;
}
}
}
}
}
}
// trick to reset the right currentTarget on the original event on ie
gqEvent.setCurrentElementTarget(liveContextElement);
return stopElement == null;
}
