/**
* TODO consider extracting touches support to an impl class specific for webkit (only browser
* that really supports touches).
*
* @param event
* @return
*/
protected int getEventPosition(Event event) {
if (vertical) {
return Util.getTouchOrMouseClientY(event);
} else {
return Util.getTouchOrMouseClientX(event);
}
}
/**
* Calculate extra space taken by the popup decorations
*
* @return
*/
protected Size calculatePopupExtra() {
Element pe = popup.getElement();
Element ipe = popup.getContainerElement();
// border + padding
int width = Util.getRequiredWidth(pe) - Util.getRequiredWidth(ipe);
int height = Util.getRequiredHeight(pe) - Util.getRequiredHeight(ipe);
return new Size(width, height);
}
public void updateFromUIDL(final UIDL uidl) {
if (Util.isCached(uidl.getChildUIDL(0))) {
return;
}
Paintable newPopupComponent = client.getPaintable(uidl.getChildUIDL(0));
if (!newPopupComponent.equals(getPaintable())) {
if (getPaintable() != null) {
client.unregisterPaintable(getPaintable());
}
setWidget((Widget) newPopupComponent);
}
getPaintable().updateFromUIDL(uidl.getChildUIDL(0), client);
}
@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();
processBaseEvent(event);
}
if (Util.isTouchEvent(event)) {
event.preventDefault(); // avoid simulated events
event.stopPropagation();
}
if (client != null) {
client.handleTooltipEvent(event, this);
}
}