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Bug 1153629 part 6 - Clean up nsHTMLEditRules::MakeBlockquote; r=ehsan

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This commit is contained in:
Aryeh Gregor 2015-04-24 14:27:35 +03:00
parent 3f06c3d62c
commit 180730d7f9
2 changed files with 43 additions and 68 deletions
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109
editor/libeditor/nsHTMLEditRules.cpp
View File

@ -3541,7 +3541,7 @@ nsHTMLEditRules::WillMakeBasicBlock(Selection* aSelection,
arrayOfDOMNodes.AppendObject(GetAsDOMNode(node));
}
if (tString.EqualsLiteral("blockquote"))
res = MakeBlockquote(arrayOfDOMNodes);
res = MakeBlockquote(arrayOfNodes);
else if (tString.EqualsLiteral("normal") ||
tString.IsEmpty() )
res = RemoveBlockStyle(arrayOfDOMNodes);
@ -6802,76 +6802,52 @@ nsHTMLEditRules::ReturnInListItem(Selection* aSelection,
}
///////////////////////////////////////////////////////////////////////////
// MakeBlockquote: put the list of nodes into one or more blockquotes.
//
nsresult
nsHTMLEditRules::MakeBlockquote(nsCOMArray<nsIDOMNode>& arrayOfNodes)
///////////////////////////////////////////////////////////////////////////////
// MakeBlockquote: Put the list of nodes into one or more blockquotes.
//
nsresult
nsHTMLEditRules::MakeBlockquote(nsTArray<nsCOMPtr<nsINode>>& aNodeArray)
{
// the idea here is to put the nodes into a minimal number of
// blockquotes. When the user blockquotes something, they expect
// one blockquote. That may not be possible (for instance, if they
// have two table cells selected, you need two blockquotes inside the cells).
nsresult res = NS_OK;
nsCOMPtr<nsIDOMNode> curNode, newBlock;
nsCOMPtr<nsINode> curParent;
// The idea here is to put the nodes into a minimal number of blockquotes.
// When the user blockquotes something, they expect one blockquote. That may
// not be possible (for instance, if they have two table cells selected, you
// need two blockquotes inside the cells).
nsresult res;
nsCOMPtr<Element> curBlock;
int32_t offset;
int32_t listCount = arrayOfNodes.Count();
nsCOMPtr<nsIDOMNode> prevParent;
int32_t i;
for (i=0; i<listCount; i++)
{
// get the node to act on, and its location
curNode = arrayOfNodes[i];
nsCOMPtr<nsIContent> curContent = do_QueryInterface(curNode);
NS_ENSURE_STATE(curContent);
curParent = curContent->GetParentNode();
offset = curParent ? curParent->IndexOf(curContent) : -1;
nsCOMPtr<nsINode> prevParent;
// if the node is a table element or list item, dive inside
if (nsHTMLEditUtils::IsTableElementButNotTable(curNode) ||
nsHTMLEditUtils::IsListItem(curNode))
{
curBlock = 0; // forget any previous block
// recursion time
for (auto& curNode : aNodeArray) {
// Get the node to act on, and its location
NS_ENSURE_STATE(curNode->IsContent());
// If the node is a table element or list item, dive inside
if (nsHTMLEditUtils::IsTableElementButNotTable(curNode) ||
nsHTMLEditUtils::IsListItem(curNode)) {
// Forget any previous block
curBlock = nullptr;
// Recursion time
nsTArray<nsCOMPtr<nsINode>> childArray;
nsCOMPtr<nsINode> node = do_QueryInterface(curNode);
NS_ENSURE_STATE(node || !curNode);
GetChildNodesForOperation(*node, childArray);
nsCOMArray<nsIDOMNode> childArrayDOM;
for (auto& child : childArray) {
childArrayDOM.AppendObject(GetAsDOMNode(child));
}
res = MakeBlockquote(childArrayDOM);
GetChildNodesForOperation(*curNode, childArray);
res = MakeBlockquote(childArray);
NS_ENSURE_SUCCESS(res, res);
}
// if the node has different parent than previous node,
// further nodes in a new parent
if (prevParent)
{
nsCOMPtr<nsIDOMNode> temp;
curNode->GetParentNode(getter_AddRefs(temp));
if (temp != prevParent)
{
curBlock = 0; // forget any previous blockquote node we were using
prevParent = temp;
}
}
else
{
curNode->GetParentNode(getter_AddRefs(prevParent));
// If the node has different parent than previous node, further nodes in a
// new parent
if (prevParent) {
if (prevParent != curNode->GetParentNode()) {
// Forget any previous blockquote node we were using
curBlock = nullptr;
prevParent = curNode->GetParentNode();
}
} else {
prevParent = curNode->GetParentNode();
}
// if no curBlock, make one
if (!curBlock)
{
// If no curBlock, make one
if (!curBlock) {
nsCOMPtr<nsINode> curParent = curNode->GetParentNode();
int32_t offset = curParent ? curParent->IndexOf(curNode) : -1;
res = SplitAsNeeded(*nsGkAtoms::blockquote, curParent, offset);
NS_ENSURE_SUCCESS(res, res);
NS_ENSURE_STATE(mHTMLEditor);
@ -6882,16 +6858,15 @@ nsHTMLEditRules::MakeBlockquote(nsCOMArray<nsIDOMNode>& arrayOfNodes)
mNewBlock = curBlock->AsDOMNode();
// note: doesn't matter if we set mNewBlock multiple times.
}
NS_ENSURE_STATE(mHTMLEditor);
res = mHTMLEditor->MoveNode(curContent, curBlock, -1);
res = mHTMLEditor->MoveNode(curNode->AsContent(), curBlock, -1);
NS_ENSURE_SUCCESS(res, res);
}
return res;
return NS_OK;
}
///////////////////////////////////////////////////////////////////////////
// RemoveBlockStyle: make the nodes have no special block type.
//

2
editor/libeditor/nsHTMLEditRules.h
View File

@ -302,7 +302,7 @@ protected:
nsTArray<bool> &inTransitionArray);
nsresult RemoveBlockStyle(nsCOMArray<nsIDOMNode>& arrayOfNodes);
nsresult ApplyBlockStyle(nsCOMArray<nsIDOMNode>& arrayOfNodes, const nsAString *aBlockTag);
nsresult MakeBlockquote(nsCOMArray<nsIDOMNode>& arrayOfNodes);
nsresult MakeBlockquote(nsTArray<nsCOMPtr<nsINode>>& aNodeArray);
nsresult SplitAsNeeded(nsIAtom& aTag, nsCOMPtr<nsINode>& inOutParent,
int32_t& inOutOffset);
nsresult AddTerminatingBR(nsIDOMNode *aBlock);