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layout/base/nsQuoteList.cpp@6474c204b198 (annotated)

layout/base/nsQuoteList.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	// vim:cindent:ts=2:et:sw=2:
michael@0	3	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	5	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6
michael@0	7	/* implementation of quotes for the CSS 'content' property */
michael@0	8
michael@0	9	#include "nsQuoteList.h"
michael@0	10	#include "nsReadableUtils.h"
michael@0	11	#include "nsIContent.h"
michael@0	12
michael@0	13	bool
michael@0	14	nsQuoteNode::InitTextFrame(nsGenConList* aList, nsIFrame* aPseudoFrame,
michael@0	15	nsIFrame* aTextFrame)
michael@0	16	{
michael@0	17	nsGenConNode::InitTextFrame(aList, aPseudoFrame, aTextFrame);
michael@0	18
michael@0	19	nsQuoteList* quoteList = static_cast<nsQuoteList*>(aList);
michael@0	20	bool dirty = false;
michael@0	21	quoteList->Insert(this);
michael@0	22	if (quoteList->IsLast(this))
michael@0	23	quoteList->Calc(this);
michael@0	24	else
michael@0	25	dirty = true;
michael@0	26
michael@0	27	// Don't set up text for 'no-open-quote' and 'no-close-quote'.
michael@0	28	if (IsRealQuote()) {
michael@0	29	aTextFrame->GetContent()->SetText(*Text(), false);
michael@0	30	}
michael@0	31	return dirty;
michael@0	32	}
michael@0	33
michael@0	34	const nsString*
michael@0	35	nsQuoteNode::Text()
michael@0	36	{
michael@0	37	NS_ASSERTION(mType == eStyleContentType_OpenQuote ||
michael@0	38	mType == eStyleContentType_CloseQuote,
michael@0	39	"should only be called when mText should be non-null");
michael@0	40	const nsStyleQuotes* styleQuotes = mPseudoFrame->StyleQuotes();
michael@0	41	int32_t quotesCount = styleQuotes->QuotesCount(); // 0 if 'quotes:none'
michael@0	42	int32_t quoteDepth = Depth();
michael@0	43
michael@0	44	// Reuse the last pair when the depth is greater than the number of
michael@0	45	// pairs of quotes. (Also make 'quotes: none' and close-quote from
michael@0	46	// a depth of 0 equivalent for the next test.)
michael@0	47	if (quoteDepth >= quotesCount)
michael@0	48	quoteDepth = quotesCount - 1;
michael@0	49
michael@0	50	const nsString *result;
michael@0	51	if (quoteDepth == -1) {
michael@0	52	// close-quote from a depth of 0 or 'quotes: none' (we want a node
michael@0	53	// with the empty string so dynamic changes are easier to handle)
michael@0	54	result = & EmptyString();
michael@0	55	} else {
michael@0	56	result = eStyleContentType_OpenQuote == mType
michael@0	57	? styleQuotes->OpenQuoteAt(quoteDepth)
michael@0	58	: styleQuotes->CloseQuoteAt(quoteDepth);
michael@0	59	}
michael@0	60	return result;
michael@0	61	}
michael@0	62
michael@0	63	void
michael@0	64	nsQuoteList::Calc(nsQuoteNode* aNode)
michael@0	65	{
michael@0	66	if (aNode == FirstNode()) {
michael@0	67	aNode->mDepthBefore = 0;
michael@0	68	} else {
michael@0	69	aNode->mDepthBefore = Prev(aNode)->DepthAfter();
michael@0	70	}
michael@0	71	}
michael@0	72
michael@0	73	void
michael@0	74	nsQuoteList::RecalcAll()
michael@0	75	{
michael@0	76	nsQuoteNode *node = FirstNode();
michael@0	77	if (!node)
michael@0	78	return;
michael@0	79
michael@0	80	do {
michael@0	81	int32_t oldDepth = node->mDepthBefore;
michael@0	82	Calc(node);
michael@0	83
michael@0	84	if (node->mDepthBefore != oldDepth && node->mText && node->IsRealQuote())
michael@0	85	node->mText->SetData(*node->Text());
michael@0	86
michael@0	87	// Next node
michael@0	88	node = Next(node);
michael@0	89	} while (node != FirstNode());
michael@0	90	}
michael@0	91
michael@0	92	#ifdef DEBUG
michael@0	93	void
michael@0	94	nsQuoteList::PrintChain()
michael@0	95	{
michael@0	96	printf("Chain: \n");
michael@0	97	if (!FirstNode()) {
michael@0	98	return;
michael@0	99	}
michael@0	100	nsQuoteNode* node = FirstNode();
michael@0	101	do {
michael@0	102	printf(" %p %d - ", static_cast<void*>(node), node->mDepthBefore);
michael@0	103	switch(node->mType) {
michael@0	104	case (eStyleContentType_OpenQuote):
michael@0	105	printf("open");
michael@0	106	break;
michael@0	107	case (eStyleContentType_NoOpenQuote):
michael@0	108	printf("noOpen");
michael@0	109	break;
michael@0	110	case (eStyleContentType_CloseQuote):
michael@0	111	printf("close");
michael@0	112	break;
michael@0	113	case (eStyleContentType_NoCloseQuote):
michael@0	114	printf("noClose");
michael@0	115	break;
michael@0	116	default:
michael@0	117	printf("unknown!!!");
michael@0	118	}
michael@0	119	printf(" %d - %d,", node->Depth(), node->DepthAfter());
michael@0	120	if (node->mText) {
michael@0	121	nsAutoString data;
michael@0	122	node->mText->GetData(data);
michael@0	123	printf(" \"%s\",", NS_ConvertUTF16toUTF8(data).get());
michael@0	124	}
michael@0	125	printf("\n");
michael@0	126	node = Next(node);
michael@0	127	} while (node != FirstNode());
michael@0	128	}
michael@0	129	#endif