Bug 1377978 - Make nsRange use uint32_t to offset

Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 06:10:23 -04:00 • committed by Roy Tam
commit 6ce9cc2a25
23 changed files with 425 additions and 287 deletions

View file

@ -5275,7 +5275,7 @@ EditorBase::GetIMESelectionStartOffsetIn(nsINode* aTextNode)
return -1;
}
int32_t minOffset = INT32_MAX;
uint32_t minOffset = UINT32_MAX;
static const SelectionType kIMESelectionTypes[] = {
SelectionType::eIMERawClause,
SelectionType::eIMESelectedRawClause,
@ -5295,15 +5295,11 @@ EditorBase::GetIMESelectionStartOffsetIn(nsINode* aTextNode)
if (NS_WARN_IF(range->GetStartParent() != aTextNode)) {
// ignore the start offset...
} else {
MOZ_ASSERT(range->StartOffset() >= 0,
"start offset shouldn't be negative");
minOffset = std::min(minOffset, range->StartOffset());
}
if (NS_WARN_IF(range->GetEndParent() != aTextNode)) {
// ignore the end offset...
} else {
MOZ_ASSERT(range->EndOffset() >= 0,
"start offset shouldn't be negative");
minOffset = std::min(minOffset, range->EndOffset());
}
}

View file

@ -427,7 +427,7 @@ HTMLEditRules::AfterEditInner(EditAction action,
NS_ENSURE_STATE(selection);
nsCOMPtr<nsIDOMNode> rangeStartParent, rangeEndParent;
int32_t rangeStartOffset = 0, rangeEndOffset = 0;
uint32_t rangeStartOffset = 0, rangeEndOffset = 0;
// do we have a real range to act on?
bool bDamagedRange = false;
if (mDocChangeRange) {
@ -535,8 +535,8 @@ HTMLEditRules::AfterEditInner(EditAction action,
mHTMLEditor->HandleInlineSpellCheck(action, selection,
GetAsDOMNode(mRangeItem->startNode),
mRangeItem->startOffset,
rangeStartParent, rangeStartOffset,
rangeEndParent, rangeEndOffset);
rangeStartParent, static_cast<int32_t>(rangeStartOffset),
rangeEndParent, static_cast<int32_t>(rangeEndOffset));
NS_ENSURE_SUCCESS(rv, rv);
// detect empty doc
@ -5151,9 +5151,8 @@ HTMLEditRules::NormalizeSelection(Selection* inSelection)
RefPtr<nsRange> range = inSelection->GetRangeAt(0);
NS_ENSURE_TRUE(range, NS_ERROR_NULL_POINTER);
nsCOMPtr<nsIDOMNode> startNode, endNode;
int32_t startOffset, endOffset;
uint32_t startOffset, endOffset;
nsCOMPtr<nsIDOMNode> newStartNode, newEndNode;
int32_t newStartOffset, newEndOffset;
rv = range->GetStartContainer(getter_AddRefs(startNode));
NS_ENSURE_SUCCESS(rv, rv);
@ -5166,22 +5165,22 @@ HTMLEditRules::NormalizeSelection(Selection* inSelection)
// adjusted values default to original values
newStartNode = startNode;
newStartOffset = startOffset;
uint32_t newStartOffset = startOffset;
newEndNode = endNode;
newEndOffset = endOffset;
uint32_t newEndOffset = endOffset;
// some locals we need for whitespace code
nsCOMPtr<nsINode> unused;
int32_t offset;
int32_t offset = -1;
WSType wsType;
// let the whitespace code do the heavy lifting
WSRunObject wsEndObj(mHTMLEditor, endNode, endOffset);
WSRunObject wsEndObj(mHTMLEditor, endNode, static_cast<int32_t>(endOffset));
// is there any intervening visible whitespace? if so we can't push selection past that,
// it would visibly change maening of users selection
nsCOMPtr<nsINode> endNode_(do_QueryInterface(endNode));
wsEndObj.PriorVisibleNode(endNode_, endOffset, address_of(unused),
&offset, &wsType);
wsEndObj.PriorVisibleNode(endNode_, static_cast<int32_t>(endOffset),
address_of(unused), &offset, &wsType);
if (wsType != WSType::text && wsType != WSType::normalWS) {
// eThisBlock and eOtherBlock conveniently distinquish cases
// of going "down" into a block and "up" out of a block.
@ -5191,36 +5190,44 @@ HTMLEditRules::NormalizeSelection(Selection* inSelection)
GetAsDOMNode(mHTMLEditor->GetRightmostChild(wsEndObj.mStartReasonNode,
true));
if (child) {
newEndNode = EditorBase::GetNodeLocation(child, &newEndOffset);
++newEndOffset; // offset *after* child
int32_t offset = -1;
newEndNode = EditorBase::GetNodeLocation(child, &offset);
// offset *after* child
newEndOffset = static_cast<uint32_t>(offset + 1);
}
// else block is empty - we can leave selection alone here, i think.
} else if (wsEndObj.mStartReason == WSType::thisBlock) {
// endpoint is just after start of this block
nsCOMPtr<nsIDOMNode> child;
NS_ENSURE_STATE(mHTMLEditor);
mHTMLEditor->GetPriorHTMLNode(endNode, endOffset, address_of(child));
mHTMLEditor->GetPriorHTMLNode(endNode, static_cast<int32_t>(endOffset),
address_of(child));
if (child) {
newEndNode = EditorBase::GetNodeLocation(child, &newEndOffset);
++newEndOffset; // offset *after* child
int32_t offset = -1;
newEndNode = EditorBase::GetNodeLocation(child, &offset);
// offset *after* child
newEndOffset = static_cast<uint32_t>(offset + 1);
}
// else block is empty - we can leave selection alone here, i think.
} else if (wsEndObj.mStartReason == WSType::br) {
// endpoint is just after break. lets adjust it to before it.
int32_t offset = -1;
newEndNode =
EditorBase::GetNodeLocation(GetAsDOMNode(wsEndObj.mStartReasonNode),
&newEndOffset);
&offset);
newEndOffset = static_cast<uint32_t>(offset);;
}
}
// similar dealio for start of range
WSRunObject wsStartObj(mHTMLEditor, startNode, startOffset);
WSRunObject wsStartObj(mHTMLEditor, startNode,
static_cast<int32_t>(startOffset));
// is there any intervening visible whitespace? if so we can't push selection past that,
// it would visibly change maening of users selection
nsCOMPtr<nsINode> startNode_(do_QueryInterface(startNode));
wsStartObj.NextVisibleNode(startNode_, startOffset, address_of(unused),
&offset, &wsType);
wsStartObj.NextVisibleNode(startNode_, static_cast<int32_t>(startOffset),
address_of(unused), &offset, &wsType);
if (wsType != WSType::text && wsType != WSType::normalWS) {
// eThisBlock and eOtherBlock conveniently distinquish cases
// of going "down" into a block and "up" out of a block.
@ -5230,23 +5237,31 @@ HTMLEditRules::NormalizeSelection(Selection* inSelection)
GetAsDOMNode(mHTMLEditor->GetLeftmostChild(wsStartObj.mEndReasonNode,
true));
if (child) {
newStartNode = EditorBase::GetNodeLocation(child, &newStartOffset);
int32_t offset = -1;
newStartNode = EditorBase::GetNodeLocation(child, &offset);
newStartOffset = static_cast<uint32_t>(offset);
}
// else block is empty - we can leave selection alone here, i think.
} else if (wsStartObj.mEndReason == WSType::thisBlock) {
// startpoint is just before end of this block
nsCOMPtr<nsIDOMNode> child;
NS_ENSURE_STATE(mHTMLEditor);
mHTMLEditor->GetNextHTMLNode(startNode, startOffset, address_of(child));
mHTMLEditor->GetNextHTMLNode(startNode, static_cast<int32_t>(startOffset),
address_of(child));
if (child) {
newStartNode = EditorBase::GetNodeLocation(child, &newStartOffset);
int32_t offset = -1;
newStartNode = EditorBase::GetNodeLocation(child, &offset);
newStartOffset = static_cast<uint32_t>(offset);
}
// else block is empty - we can leave selection alone here, i think.
} else if (wsStartObj.mEndReason == WSType::br) {
// startpoint is just before a break. lets adjust it to after it.
int32_t offset = -1;
newStartNode =
EditorBase::GetNodeLocation(GetAsDOMNode(wsStartObj.mEndReasonNode),
&newStartOffset);
&offset);
// offset *after* break
newStartOffset = static_cast<uint32_t>(offset + 1);
++newStartOffset; // offset *after* break
}
}
@ -7974,7 +7989,7 @@ HTMLEditRules::UpdateDocChangeRange(nsRange* aRange)
NS_ENSURE_SUCCESS(rv, rv);
// Positive result means mDocChangeRange start is after aRange start.
if (result > 0) {
int32_t startOffset;
uint32_t startOffset;
rv = aRange->GetStartOffset(&startOffset);
NS_ENSURE_SUCCESS(rv, rv);
rv = mDocChangeRange->SetStart(startNode, startOffset);
@ -7988,9 +8003,9 @@ HTMLEditRules::UpdateDocChangeRange(nsRange* aRange)
// Negative result means mDocChangeRange end is before aRange end.
if (result < 0) {
nsCOMPtr<nsIDOMNode> endNode;
int32_t endOffset;
rv = aRange->GetEndContainer(getter_AddRefs(endNode));
NS_ENSURE_SUCCESS(rv, rv);
uint32_t endOffset;
rv = aRange->GetEndOffset(&endOffset);
NS_ENSURE_SUCCESS(rv, rv);
rv = mDocChangeRange->SetEnd(endNode, endOffset);

View file

@ -2405,21 +2405,19 @@ HTMLEditor::GetSelectedElement(const nsAString& aTagName,
NS_ENSURE_STATE(range);
nsCOMPtr<nsIDOMNode> startParent;
int32_t startOffset, endOffset;
nsresult rv = range->GetStartContainer(getter_AddRefs(startParent));
NS_ENSURE_SUCCESS(rv, rv);
rv = range->GetStartOffset(&startOffset);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t startOffset = range->StartOffset();
nsCOMPtr<nsIDOMNode> endParent;
rv = range->GetEndContainer(getter_AddRefs(endParent));
NS_ENSURE_SUCCESS(rv, rv);
rv = range->GetEndOffset(&endOffset);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t endOffset = range->EndOffset();
// Optimization for a single selected element
if (startParent && startParent == endParent && endOffset - startOffset == 1) {
nsCOMPtr<nsIDOMNode> selectedNode = GetChildAt(startParent, startOffset);
nsCOMPtr<nsIDOMNode> selectedNode =
GetChildAt(startParent, static_cast<int32_t>(startOffset));
NS_ENSURE_SUCCESS(rv, NS_OK);
if (selectedNode) {
selectedNode->GetNodeName(domTagName);

View file

@ -145,14 +145,13 @@ HTMLEditor::LoadHTML(const nsAString& aInputString)
rv = range->GetStartContainer(getter_AddRefs(parent));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(parent, NS_ERROR_NULL_POINTER);
int32_t childOffset;
rv = range->GetStartOffset(&childOffset);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t childOffset = range->StartOffset();
nsCOMPtr<nsIDOMNode> nodeToInsert;
docfrag->GetFirstChild(getter_AddRefs(nodeToInsert));
while (nodeToInsert) {
rv = InsertNode(nodeToInsert, parent, childOffset++);
rv = InsertNode(nodeToInsert, parent,
static_cast<int32_t>(childOffset++));
NS_ENSURE_SUCCESS(rv, rv);
docfrag->GetFirstChild(getter_AddRefs(nodeToInsert));
}

View file

@ -1078,7 +1078,7 @@ HTMLEditor::GetInlinePropertyBase(nsIAtom& aProperty,
if (content->GetAsText()) {
if (!isCollapsed && first && firstNodeInRange) {
firstNodeInRange = false;
if (range->StartOffset() == (int32_t)content->Length()) {
if (range->StartOffset() == content->Length()) {
continue;
}
} else if (content == endNode && !endOffset) {

View file

@ -2932,11 +2932,10 @@ HTMLEditor::GetCellFromRange(nsRange* aRange,
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(startParent, NS_ERROR_FAILURE);
int32_t startOffset;
rv = aRange->GetStartOffset(&startOffset);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t startOffset = aRange->StartOffset();
nsCOMPtr<nsIDOMNode> childNode = GetChildAt(startParent, startOffset);
nsCOMPtr<nsIDOMNode> childNode =
GetChildAt(startParent, static_cast<int32_t>(startOffset));
// This means selection is probably at a text node (or end of doc?)
if (!childNode) {
return NS_ERROR_FAILURE;
@ -2947,15 +2946,11 @@ HTMLEditor::GetCellFromRange(nsRange* aRange,
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(startParent, NS_ERROR_FAILURE);
int32_t endOffset;
rv = aRange->GetEndOffset(&endOffset);
NS_ENSURE_SUCCESS(rv, rv);
// If a cell is deleted, the range is collapse
// (startOffset == endOffset)
// (startOffset == aRange->EndOffset())
// so tell caller the cell wasn't found
if (startParent == endParent &&
endOffset == startOffset+1 &&
aRange->EndOffset() == startOffset+1 &&
HTMLEditUtils::IsTableCell(childNode)) {
// Should we also test if frame is selected? (Use GetCellDataAt())
// (Let's not for now -- more efficient)

View file

@ -240,13 +240,15 @@ ContentIsInTraversalRange(nsRange* aRange, nsIDOMNode* aNextNode, bool aIsPreMod
nsCOMPtr<nsIDOMNode> sNode;
nsCOMPtr<nsIDOMNode> eNode;
int32_t sOffset;
int32_t eOffset;
uint32_t sOffset;
uint32_t eOffset;
aRange->GetStartContainer(getter_AddRefs(sNode));
aRange->GetStartOffset(&sOffset);
aRange->GetEndContainer(getter_AddRefs(eNode));
aRange->GetEndOffset(&eOffset);
return ContentIsInTraversalRange(content, aIsPreMode, sNode, sOffset, eNode, eOffset);
return ContentIsInTraversalRange(content, aIsPreMode,
sNode, static_cast<int32_t>(sOffset),
eNode, static_cast<int32_t>(eOffset));
}
//------------------------------------------------------------

View file

@ -510,7 +510,6 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
nsCOMPtr<nsIContentIterator> iter;
RefPtr<nsRange> range;
nsCOMPtr<nsIDOMNode> parent;
int32_t rangeCount, offset;
if (isCollapsed) {
// We have a caret. Check if the caret is in a text node.
@ -537,6 +536,7 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
return NS_ERROR_FAILURE;
}
uint32_t offset;
rv = range->GetStartOffset(&offset);
if (NS_FAILED(rv)) {
@ -596,8 +596,9 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
// position to the end of the document, then walk forwards
// till you find a text node, then find the beginning of it's block.
rv = CreateDocumentContentRootToNodeOffsetRange(parent, offset, false,
getter_AddRefs(range));
rv = CreateDocumentContentRootToNodeOffsetRange(
parent, static_cast<int32_t>(offset), false,
getter_AddRefs(range));
if (NS_FAILED(rv)) {
UNLOCK_DOC(this);
@ -690,6 +691,7 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
// beginning of its text block, and make it the current
// block.
int32_t rangeCount;
rv = selection->GetRangeCount(&rangeCount);
if (NS_FAILED(rv)) {
@ -797,6 +799,7 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
return NS_ERROR_FAILURE;
}
uint32_t offset;
rv = range->GetEndOffset(&offset);
if (NS_FAILED(rv)) {
@ -804,8 +807,8 @@ nsTextServicesDocument::LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus,
return rv;
}
rv = CreateDocumentContentRootToNodeOffsetRange(parent, offset, false,
getter_AddRefs(range));
rv = CreateDocumentContentRootToNodeOffsetRange(
parent, static_cast<int32_t>(offset), false, getter_AddRefs(range));
if (NS_FAILED(rv)) {
UNLOCK_DOC(this);
@ -2377,14 +2380,16 @@ nsTextServicesDocument::GetCollapsedSelection(nsITextServicesDocument::TSDBlockS
nsCOMPtr<nsINode> parent = do_QueryInterface(domParent);
MOZ_ASSERT(parent);
int32_t offset;
uint32_t offset;
rv = range->GetStartOffset(&offset);
NS_ENSURE_SUCCESS(rv, rv);
int32_t e1s1 = nsContentUtils::ComparePoints(eStart->mNode, eStartOffset,
domParent, offset);
domParent,
static_cast<int32_t>(offset));
int32_t e2s1 = nsContentUtils::ComparePoints(eEnd->mNode, eEndOffset,
domParent, offset);
domParent,
static_cast<int32_t>(offset));
if (e1s1 > 0 || e2s1 < 0) {
// We're done if the caret is outside the current text block.
@ -2401,8 +2406,8 @@ nsTextServicesDocument::GetCollapsedSelection(nsITextServicesDocument::TSDBlockS
NS_ENSURE_TRUE(entry, NS_ERROR_FAILURE);
if (entry->mNode == domParent.get() &&
entry->mNodeOffset <= offset &&
offset <= entry->mNodeOffset + entry->mLength) {
entry->mNodeOffset <= static_cast<int32_t>(offset) &&
static_cast<int32_t>(offset) <= entry->mNodeOffset + entry->mLength) {
*aSelStatus = nsITextServicesDocument::eBlockContains;
*aSelOffset = entry->mStrOffset + (offset - entry->mNodeOffset);
*aSelLength = 0;
@ -2440,7 +2445,7 @@ nsTextServicesDocument::GetCollapsedSelection(nsITextServicesDocument::TSDBlockS
// If the parent has children, position the iterator
// on the child that is to the left of the offset.
uint32_t childIndex = (uint32_t)offset;
uint32_t childIndex = offset;
if (childIndex > 0) {
uint32_t numChildren = parent->GetChildCount();
@ -2526,8 +2531,8 @@ nsTextServicesDocument::GetCollapsedSelection(nsITextServicesDocument::TSDBlockS
NS_ENSURE_TRUE(entry, NS_ERROR_FAILURE);
if (entry->mNode == node->AsDOMNode() &&
entry->mNodeOffset <= offset &&
offset <= entry->mNodeOffset + entry->mLength) {
entry->mNodeOffset <= static_cast<int32_t>(offset) &&
static_cast<int32_t>(offset) <= entry->mNodeOffset + entry->mLength) {
*aSelStatus = nsITextServicesDocument::eBlockContains;
*aSelOffset = entry->mStrOffset + (offset - entry->mNodeOffset);
*aSelLength = 0;
@ -2817,9 +2822,12 @@ nsTextServicesDocument::GetRangeEndPoints(nsRange* aRange,
NS_ENSURE_TRUE(aStartParent, NS_ERROR_FAILURE);
rv = aRange->GetStartOffset(aStartOffset);
NS_ENSURE_SUCCESS(rv, rv);
uint32_t offset;
rv = aRange->GetStartOffset(&offset);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
*aStartOffset = static_cast<int32_t>(offset);
rv = aRange->GetEndContainer(aEndParent);
@ -2827,7 +2835,12 @@ nsTextServicesDocument::GetRangeEndPoints(nsRange* aRange,
NS_ENSURE_TRUE(aEndParent, NS_ERROR_FAILURE);
return aRange->GetEndOffset(aEndOffset);
rv = aRange->GetEndOffset(&offset);
if (NS_WARN_IF(NS_FAILED(rv))) {
return rv;
}
*aEndOffset = static_cast<int32_t>(offset);
return NS_OK;
}
nsresult