void SampleWindow::updateTitle() {
SkString title;
SkView::F2BIter iter(this);
SkView* view = iter.next();
SkEvent evt(gTitleEvtName);
if (view->doQuery(&evt)) {
title.set(evt.findString(gTitleEvtName));
}
if (title.size() == 0) {
title.set("<unknown>");
}
title.prepend(gCanvasTypePrefix[fCanvasType]);
title.prepend(" ");
title.prepend(configToString(this->getBitmap().config()));
if (fAnimating) {
title.prepend("<A> ");
}
if (fScale) {
title.prepend("<S> ");
}
if (fRotate) {
title.prepend("<R> ");
}
if (fNClip) {
title.prepend("<C> ");
}
this->setTitle(title.c_str());
}
const char* State::getSlideTitle(int index) const {
SkEvent evt(gTitleEvtName);
evt.setFast32(index);
{
SkView* view = fFactory[index]();
view->doQuery(&evt);
view->unref();
}
return evt.findString(gTitleEvtName);
}
SkView* SkView::sendQueryToParents(SkEvent* evt) {
SkView* parent = fParent;
while (parent) {
if (parent->doQuery(evt)) {
return parent;
}
parent = parent->fParent;
}
return NULL;
}