本文整理汇总了C++中nsFrameList::ApplySetParent方法的典型用法代码示例。如果您正苦于以下问题:C++ nsFrameList::ApplySetParent方法的具体用法?C++ nsFrameList::ApplySetParent怎么用?C++ nsFrameList::ApplySetParent使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nsFrameList
的用法示例。
在下文中一共展示了nsFrameList::ApplySetParent方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: Slice
nsFrameList::Slice
nsFrameList::InsertFrames(nsIFrame* aParent, nsIFrame* aPrevSibling,
nsFrameList& aFrameList)
{
NS_PRECONDITION(aFrameList.NotEmpty(), "Unexpected empty list");
if (aParent) {
aFrameList.ApplySetParent(aParent);
}
NS_ASSERTION(IsEmpty() ||
FirstChild()->GetParent() == aFrameList.FirstChild()->GetParent(),
"frame to add has different parent");
NS_ASSERTION(!aPrevSibling ||
aPrevSibling->GetParent() == aFrameList.FirstChild()->GetParent(),
"prev sibling has different parent");
#ifdef DEBUG_FRAME_LIST
// ContainsFrame is O(N)
NS_ASSERTION(!aPrevSibling || ContainsFrame(aPrevSibling),
"prev sibling is not on this list");
#endif
nsIFrame* firstNewFrame = aFrameList.FirstChild();
nsIFrame* nextSibling;
if (aPrevSibling) {
nextSibling = aPrevSibling->GetNextSibling();
aPrevSibling->SetNextSibling(firstNewFrame);
}
else {
nextSibling = mFirstChild;
mFirstChild = firstNewFrame;
}
nsIFrame* lastNewFrame = aFrameList.LastChild();
lastNewFrame->SetNextSibling(nextSibling);
if (!nextSibling) {
mLastChild = lastNewFrame;
}
VerifyList();
aFrameList.Clear();
return Slice(*this, firstNewFrame, nextSibling);
}