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