@Override
public void bringToTop(MUIElement element) {
if (element instanceof MApplication) {
return;
}
MWindow window = getTopLevelWindowFor(element);
if (window == element) {
if (!element.isToBeRendered()) {
element.setToBeRendered(true);
}
window.getParent().setSelectedElement(window);
} else {
showElementInWindow(window, element);
}
UIEvents.publishEvent(UIEvents.UILifeCycle.BRINGTOTOP, element);
}
private void activate(MPart part, boolean requiresFocus, boolean activateBranch) {
if (part == null) {
if (constructed && activePart != null) {
firePartDeactivated(activePart);
}
activePart = part;
return;
}
// Delegate activations to a CompositePart's inner part (if any)
if (part instanceof MCompositePart) {
if (part.getContext() != null) {
IEclipseContext pContext = part.getContext();
if (pContext.getActiveLeaf() != null) {
MPart inner = pContext.getActiveLeaf().get(MPart.class);
if (inner != null) {
part = inner;
}
}
}
}
// only activate parts that is under our control
if (!isInContainer(part)) {
return;
}
MWindow window = getWindow();
IEclipseContext windowContext = window.getContext();
// check if the active part has changed or if we are no longer the active window
if (windowContext.getParent().getActiveChild() == windowContext && part == activePart) {
// insert it in the beginning of the activation history, it may not have been inserted
// pending when this service was instantiated
partActivationHistory.prepend(part);
UIEvents.publishEvent(UIEvents.UILifeCycle.ACTIVATE, part);
return;
}
if (contextService != null) {
contextService.deferUpdates(true);
}
if (contextManager != null) {
contextManager.deferUpdates(true);
}
MPart lastActivePart = activePart;
activePart = part;
if (constructed && lastActivePart != null && lastActivePart != activePart) {
firePartDeactivated(lastActivePart);
}
try {
// record any sibling into the activation history if necessary, this will allow it to be
// reselected again in the future as it will be an activation candidate in the future,
// this
// prevents other unrendered elements from being selected arbitrarily which would cause
// unwanted bundle activation
recordStackActivation(part);
delegateBringToTop(part);
window.getParent().setSelectedElement(window);
partActivationHistory.activate(part, activateBranch);
if (requiresFocus) {
IPresentationEngine pe = part.getContext().get(IPresentationEngine.class);
pe.focusGui(part);
}
firePartActivated(part);
UIEvents.publishEvent(UIEvents.UILifeCycle.ACTIVATE, part);
} finally {
if (contextService != null) {
contextService.deferUpdates(false);
}
if (contextManager != null) {
contextManager.deferUpdates(false);
}
}
}