зеркало из https://github.com/mozilla/gecko-dev.git
131 строка
3.5 KiB
C++
131 строка
3.5 KiB
C++
/* -*- 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"
|
|
#include "nsIContent.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 nsStyleQuoteValues::QuotePairArray& quotePairs =
|
|
mPseudoFrame->StyleList()->GetQuotePairs();
|
|
int32_t quotesCount = quotePairs.Length(); // 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
|
|
? "ePairs[quoteDepth].first
|
|
: "ePairs[quoteDepth].second;
|
|
}
|
|
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
|