本文整理汇总了C++中nsTreeRange::Remove方法的典型用法代码示例。如果您正苦于以下问题：C++ nsTreeRange::Remove方法的具体用法？C++ nsTreeRange::Remove怎么用？C++ nsTreeRange::Remove使用的例子？那么恭喜您, 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nsTreeRange的用法示例。
在下文中一共展示了nsTreeRange::Remove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: Remove
nsresult Remove(PRInt32 aIndex) {
if (aIndex >= mMin && aIndex <= mMax) {
// We have found the range that contains us.
if (mMin == mMax) {
// Delete the whole range.
if (mPrev)
mPrev->mNext = mNext;
if (mNext)
mNext->mPrev = mPrev;
nsTreeRange* first = mSelection->mFirstRange;
if (first == this)
mSelection->mFirstRange = mNext;
mNext = mPrev = nsnull;
delete this;
}
else if (aIndex == mMin)
mMin++;
else if (aIndex == mMax)
mMax--;
else {
// We have to break this range.
nsTreeRange* newRange = new nsTreeRange(mSelection, aIndex + 1, mMax);
if (!newRange)
return NS_ERROR_OUT_OF_MEMORY;
newRange->Connect(this, mNext);
mMax = aIndex - 1;
}
}
else if (mNext)
return mNext->Remove(aIndex);
return NS_OK;
}