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Bug 278197

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Ctrl+HOME/END doesn't work correctly on www.google.com and www.microsoft.com
r=brade sr=bzbarsky
This commit is contained in:
ginn.chen%sun.com 2005-01-26 06:46:35 +00:00
parent 1f053d7fd6
commit 5dbe9df509
1 changed files with 16 additions and 9 deletions
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25
layout/generic/nsFrame.cpp
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@ -3412,18 +3412,20 @@ nsPeekOffsetStruct nsIFrame::GetExtremeCaretPosition(PRBool aStart)
if (!content)
return result;
// special case: if this is a br element, position the caret before it,
// not after it (perhaps the same exception should be made for some
// other elements?)
// special case: if this is not a __moz_text element,
// position the caret to the offset of its parent instead
// (position the caret to non-text element may make the caret missing)
nsIAtom* tag = content->Tag();
if (tag == nsHTMLAtoms::br) {
if (tag != nsLayoutAtoms::textTagName) {
// special case in effect
nsIContent* parent = content->GetParent();
NS_ASSERTION(parent,"<br> element has no parent!");
NS_ASSERTION(parent,"element has no parent!");
if (parent) {
result.mResultContent = parent;
result.mContentOffset = parent->IndexOf(content);
if (!aStart)
result.mContentOffset++; // go to end of this frame
return result;
}
}
@ -3432,7 +3434,7 @@ nsPeekOffsetStruct nsIFrame::GetExtremeCaretPosition(PRBool aStart)
PRInt32 start, end;
nsresult rv;
rv = GetOffsets(start,end);
rv = resultFrame->GetOffsets(start,end);
if (NS_SUCCEEDED(rv)) {
result.mContentOffset = aStart ? start : end;
}
@ -4502,11 +4504,16 @@ nsFrame::GetLastLeaf(nsPresContext* aPresContext, nsIFrame **aFrame)
child = child->GetFirstChild(nsnull);
if (!child)
return;//nothing to do
while (child->GetNextSibling())
child = child->GetNextSibling();
nsIFrame* siblingFrame;
nsIContent* content;
//ignore anonymous elements, e.g. mozTableAdd* mozTableRemove*
//see bug 278197 comment #12 #13 for details
while ((siblingFrame = child->GetNextSibling()) &&
(content = siblingFrame->GetContent()) &&
!content->IsNativeAnonymous())
child = siblingFrame;
*aFrame = child;
}
*aFrame = child;
}
void