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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:cindent:ts=2:et:sw=2:
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* implementation of quotes for the CSS 'content' property */
#include "nsQuoteList.h"
#include "nsReadableUtils.h"
bool
nsQuoteNode::InitTextFrame(nsGenConList* aList, nsIFrame* aPseudoFrame,
nsIFrame* aTextFrame)
{
nsGenConNode::InitTextFrame(aList, aPseudoFrame, aTextFrame);
nsQuoteList* quoteList = static_cast<nsQuoteList*>(aList);
bool dirty = false;
quoteList->Insert(this);
if (quoteList->IsLast(this))
quoteList->Calc(this);
else
dirty = true;
// Don't set up text for 'no-open-quote' and 'no-close-quote'.
if (IsRealQuote()) {
aTextFrame->GetContent()->SetText(*Text(), false);
}
return dirty;
}
const nsString*
nsQuoteNode::Text()
{
NS_ASSERTION(mType == eStyleContentType_OpenQuote ||
mType == eStyleContentType_CloseQuote,
"should only be called when mText should be non-null");
const nsStyleQuotes* styleQuotes = mPseudoFrame->StyleQuotes();
int32_t quotesCount = styleQuotes->QuotesCount(); // 0 if 'quotes:none'
int32_t quoteDepth = Depth();
// Reuse the last pair when the depth is greater than the number of
// pairs of quotes. (Also make 'quotes: none' and close-quote from
// a depth of 0 equivalent for the next test.)
if (quoteDepth >= quotesCount)
quoteDepth = quotesCount - 1;
const nsString *result;
if (quoteDepth == -1) {
// close-quote from a depth of 0 or 'quotes: none' (we want a node
// with the empty string so dynamic changes are easier to handle)
result = & EmptyString();
} else {
result = eStyleContentType_OpenQuote == mType
? styleQuotes->OpenQuoteAt(quoteDepth)
: styleQuotes->CloseQuoteAt(quoteDepth);
}
return result;
}
void
nsQuoteList::Calc(nsQuoteNode* aNode)
{
if (aNode == FirstNode()) {
aNode->mDepthBefore = 0;
} else {
aNode->mDepthBefore = Prev(aNode)->DepthAfter();
}
}
void
nsQuoteList::RecalcAll()
{
nsQuoteNode *node = FirstNode();
if (!node)
return;
do {
int32_t oldDepth = node->mDepthBefore;
Calc(node);
if (node->mDepthBefore != oldDepth && node->mText && node->IsRealQuote())
node->mText->SetData(*node->Text());
// Next node
node = Next(node);
} while (node != FirstNode());
}
#ifdef DEBUG
void
nsQuoteList::PrintChain()
{
printf("Chain: \n");
if (!FirstNode()) {
return;
}
nsQuoteNode* node = FirstNode();
do {
printf(" %p %d - ", static_cast<void*>(node), node->mDepthBefore);
switch(node->mType) {
case (eStyleContentType_OpenQuote):
printf("open");
break;
case (eStyleContentType_NoOpenQuote):
printf("noOpen");
break;
case (eStyleContentType_CloseQuote):
printf("close");
break;
case (eStyleContentType_NoCloseQuote):
printf("noClose");
break;
default:
printf("unknown!!!");
}
printf(" %d - %d,", node->Depth(), node->DepthAfter());
if (node->mText) {
nsAutoString data;
node->mText->GetData(data);
printf(" \"%s\",", NS_ConvertUTF16toUTF8(data).get());
}
printf("\n");
node = Next(node);
} while (node != FirstNode());
}
#endif
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