mirror of
https://github.com/notepad-plus-plus/notepad-plus-plus.git
synced 2025-11-04 13:34:00 +01:00
cb7806e94c
[BUG_FIXED] (Author: Dave Brotherstone) Fix scintilla crash bug while closing a document. git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository/trunk@1104 f5eea248-9336-0410-98b8-ebc06183d4e3
568 lines
19 KiB
C++
568 lines
19 KiB
C++
// Scintilla source code edit control
|
|
/** @file LexCSS.cxx
|
|
** Lexer for Cascading Style Sheets
|
|
** Written by Jakub Vrána
|
|
** Improved by Philippe Lhoste (CSS2)
|
|
** Improved by Ross McKay (SCSS mode; see http://sass-lang.com/ )
|
|
**/
|
|
// Copyright 1998-2002 by Neil Hodgson <neilh@scintilla.org>
|
|
// The License.txt file describes the conditions under which this software may be distributed.
|
|
|
|
// TODO: handle SCSS nested properties like font: { weight: bold; size: 1em; }
|
|
// TODO: handle SCSS interpolation: #{}
|
|
// TODO: add features for Less if somebody feels like contributing; http://lesscss.org/
|
|
// TODO: refactor this monster so that the next poor slob can read it!
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
#include <assert.h>
|
|
#include <ctype.h>
|
|
|
|
#include "ILexer.h"
|
|
#include "Scintilla.h"
|
|
#include "SciLexer.h"
|
|
|
|
#include "WordList.h"
|
|
#include "LexAccessor.h"
|
|
#include "Accessor.h"
|
|
#include "StyleContext.h"
|
|
#include "CharacterSet.h"
|
|
#include "LexerModule.h"
|
|
|
|
#ifdef SCI_NAMESPACE
|
|
using namespace Scintilla;
|
|
#endif
|
|
|
|
|
|
static inline bool IsAWordChar(const unsigned int ch) {
|
|
/* FIXME:
|
|
* The CSS spec allows "ISO 10646 characters U+00A1 and higher" to be treated as word chars.
|
|
* Unfortunately, we are only getting string bytes here, and not full unicode characters. We cannot guarantee
|
|
* that our byte is between U+0080 - U+00A0 (to return false), so we have to allow all characters U+0080 and higher
|
|
*/
|
|
return ch >= 0x80 || isalnum(ch) || ch == '-' || ch == '_';
|
|
}
|
|
|
|
inline bool IsCssOperator(const int ch) {
|
|
if (!((ch < 0x80) && isalnum(ch)) &&
|
|
(ch == '{' || ch == '}' || ch == ':' || ch == ',' || ch == ';' ||
|
|
ch == '.' || ch == '#' || ch == '!' || ch == '@' ||
|
|
/* CSS2 */
|
|
ch == '*' || ch == '>' || ch == '+' || ch == '=' || ch == '~' || ch == '|' ||
|
|
ch == '[' || ch == ']' || ch == '(' || ch == ')')) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// look behind (from start of document to our start position) to determine current nesting level
|
|
inline int NestingLevelLookBehind(unsigned int startPos, Accessor &styler) {
|
|
int ch;
|
|
int nestingLevel = 0;
|
|
|
|
for (unsigned int i = 0; i < startPos; i++) {
|
|
ch = styler.SafeGetCharAt(i);
|
|
if (ch == '{')
|
|
nestingLevel++;
|
|
else if (ch == '}')
|
|
nestingLevel--;
|
|
}
|
|
|
|
return nestingLevel;
|
|
}
|
|
|
|
static void ColouriseCssDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[], Accessor &styler) {
|
|
WordList &css1Props = *keywordlists[0];
|
|
WordList &pseudoClasses = *keywordlists[1];
|
|
WordList &css2Props = *keywordlists[2];
|
|
WordList &css3Props = *keywordlists[3];
|
|
WordList &pseudoElements = *keywordlists[4];
|
|
WordList &exProps = *keywordlists[5];
|
|
WordList &exPseudoClasses = *keywordlists[6];
|
|
WordList &exPseudoElements = *keywordlists[7];
|
|
|
|
StyleContext sc(startPos, length, initStyle, styler);
|
|
|
|
int lastState = -1; // before operator
|
|
int lastStateC = -1; // before comment
|
|
int lastStateS = -1; // before single-quoted/double-quoted string
|
|
int lastStateVar = -1; // before variable (SCSS)
|
|
int lastStateVal = -1; // before value (SCSS)
|
|
int op = ' '; // last operator
|
|
int opPrev = ' '; // last operator
|
|
bool insideParentheses = false; // true if currently in a CSS url() or similar construct
|
|
|
|
// property lexer.css.scss.language
|
|
// Set to 1 for Sassy CSS (.scss)
|
|
bool isScssDocument = styler.GetPropertyInt("lexer.css.scss.language") != 0;
|
|
|
|
// property lexer.css.less.language
|
|
// Set to 1 for Less CSS (.less)
|
|
bool isLessDocument = styler.GetPropertyInt("lexer.css.less.language") != 0;
|
|
|
|
// property lexer.css.hss.language
|
|
// Set to 1 for HSS (.hss)
|
|
bool isHssDocument = styler.GetPropertyInt("lexer.css.hss.language") != 0;
|
|
|
|
// SCSS/LESS/HSS have the concept of variable
|
|
bool hasVariables = isScssDocument || isLessDocument || isHssDocument;
|
|
char varPrefix = 0;
|
|
if (hasVariables)
|
|
varPrefix = isLessDocument ? '@' : '$';
|
|
|
|
// SCSS/LESS/HSS support single-line comments
|
|
typedef enum _CommentModes { eCommentBlock = 0, eCommentLine = 1} CommentMode;
|
|
CommentMode comment_mode = eCommentBlock;
|
|
bool hasSingleLineComments = isScssDocument || isLessDocument || isHssDocument;
|
|
|
|
// must keep track of nesting level in document types that support it (SCSS/LESS/HSS)
|
|
bool hasNesting = false;
|
|
int nestingLevel = 0;
|
|
if (isScssDocument || isLessDocument || isHssDocument) {
|
|
hasNesting = true;
|
|
nestingLevel = NestingLevelLookBehind(startPos, styler);
|
|
}
|
|
|
|
// "the loop"
|
|
for (; sc.More(); sc.Forward()) {
|
|
if (sc.state == SCE_CSS_COMMENT && ((comment_mode == eCommentBlock && sc.Match('*', '/')) || (comment_mode == eCommentLine && sc.atLineEnd))) {
|
|
if (lastStateC == -1) {
|
|
// backtrack to get last state:
|
|
// comments are like whitespace, so we must return to the previous state
|
|
unsigned int i = startPos;
|
|
for (; i > 0; i--) {
|
|
if ((lastStateC = styler.StyleAt(i-1)) != SCE_CSS_COMMENT) {
|
|
if (lastStateC == SCE_CSS_OPERATOR) {
|
|
op = styler.SafeGetCharAt(i-1);
|
|
opPrev = styler.SafeGetCharAt(i-2);
|
|
while (--i) {
|
|
lastState = styler.StyleAt(i-1);
|
|
if (lastState != SCE_CSS_OPERATOR && lastState != SCE_CSS_COMMENT)
|
|
break;
|
|
}
|
|
if (i == 0)
|
|
lastState = SCE_CSS_DEFAULT;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (i == 0)
|
|
lastStateC = SCE_CSS_DEFAULT;
|
|
}
|
|
if (comment_mode == eCommentBlock) {
|
|
sc.Forward();
|
|
sc.ForwardSetState(lastStateC);
|
|
} else /* eCommentLine */ {
|
|
sc.SetState(lastStateC);
|
|
}
|
|
}
|
|
|
|
if (sc.state == SCE_CSS_COMMENT)
|
|
continue;
|
|
|
|
if (sc.state == SCE_CSS_DOUBLESTRING || sc.state == SCE_CSS_SINGLESTRING) {
|
|
if (sc.ch != (sc.state == SCE_CSS_DOUBLESTRING ? '\"' : '\''))
|
|
continue;
|
|
unsigned int i = sc.currentPos;
|
|
while (i && styler[i-1] == '\\')
|
|
i--;
|
|
if ((sc.currentPos - i) % 2 == 1)
|
|
continue;
|
|
sc.ForwardSetState(lastStateS);
|
|
}
|
|
|
|
if (sc.state == SCE_CSS_OPERATOR) {
|
|
if (op == ' ') {
|
|
unsigned int i = startPos;
|
|
op = styler.SafeGetCharAt(i-1);
|
|
opPrev = styler.SafeGetCharAt(i-2);
|
|
while (--i) {
|
|
lastState = styler.StyleAt(i-1);
|
|
if (lastState != SCE_CSS_OPERATOR && lastState != SCE_CSS_COMMENT)
|
|
break;
|
|
}
|
|
}
|
|
switch (op) {
|
|
case '@':
|
|
if (lastState == SCE_CSS_DEFAULT || hasNesting)
|
|
sc.SetState(SCE_CSS_DIRECTIVE);
|
|
break;
|
|
case '>':
|
|
case '+':
|
|
if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
|
|
lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
break;
|
|
case '[':
|
|
if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
|
|
lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_ATTRIBUTE);
|
|
break;
|
|
case ']':
|
|
if (lastState == SCE_CSS_ATTRIBUTE)
|
|
sc.SetState(SCE_CSS_TAG);
|
|
break;
|
|
case '{':
|
|
nestingLevel++;
|
|
switch (lastState) {
|
|
case SCE_CSS_MEDIA:
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
break;
|
|
case SCE_CSS_TAG:
|
|
case SCE_CSS_DIRECTIVE:
|
|
sc.SetState(SCE_CSS_IDENTIFIER);
|
|
break;
|
|
}
|
|
break;
|
|
case '}':
|
|
if (--nestingLevel < 0)
|
|
nestingLevel = 0;
|
|
switch (lastState) {
|
|
case SCE_CSS_DEFAULT:
|
|
case SCE_CSS_VALUE:
|
|
case SCE_CSS_IMPORTANT:
|
|
case SCE_CSS_IDENTIFIER:
|
|
case SCE_CSS_IDENTIFIER2:
|
|
case SCE_CSS_IDENTIFIER3:
|
|
if (hasNesting)
|
|
sc.SetState(nestingLevel > 0 ? SCE_CSS_IDENTIFIER : SCE_CSS_DEFAULT);
|
|
else
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
break;
|
|
}
|
|
break;
|
|
case '(':
|
|
if (lastState == SCE_CSS_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_TAG);
|
|
else if (lastState == SCE_CSS_EXTENDED_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_EXTENDED_PSEUDOCLASS);
|
|
break;
|
|
case ')':
|
|
if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
|
|
lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS ||
|
|
lastState == SCE_CSS_PSEUDOELEMENT || lastState == SCE_CSS_EXTENDED_PSEUDOELEMENT)
|
|
sc.SetState(SCE_CSS_TAG);
|
|
break;
|
|
case ':':
|
|
switch (lastState) {
|
|
case SCE_CSS_TAG:
|
|
case SCE_CSS_DEFAULT:
|
|
case SCE_CSS_CLASS:
|
|
case SCE_CSS_ID:
|
|
case SCE_CSS_PSEUDOCLASS:
|
|
case SCE_CSS_EXTENDED_PSEUDOCLASS:
|
|
case SCE_CSS_UNKNOWN_PSEUDOCLASS:
|
|
case SCE_CSS_PSEUDOELEMENT:
|
|
case SCE_CSS_EXTENDED_PSEUDOELEMENT:
|
|
sc.SetState(SCE_CSS_PSEUDOCLASS);
|
|
break;
|
|
case SCE_CSS_IDENTIFIER:
|
|
case SCE_CSS_IDENTIFIER2:
|
|
case SCE_CSS_IDENTIFIER3:
|
|
case SCE_CSS_EXTENDED_IDENTIFIER:
|
|
case SCE_CSS_UNKNOWN_IDENTIFIER:
|
|
case SCE_CSS_VARIABLE:
|
|
sc.SetState(SCE_CSS_VALUE);
|
|
lastStateVal = lastState;
|
|
break;
|
|
}
|
|
break;
|
|
case '.':
|
|
if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
|
|
lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_CLASS);
|
|
break;
|
|
case '#':
|
|
if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
|
|
lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
|
|
sc.SetState(SCE_CSS_ID);
|
|
break;
|
|
case ',':
|
|
case '|':
|
|
case '~':
|
|
if (lastState == SCE_CSS_TAG)
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
break;
|
|
case ';':
|
|
switch (lastState) {
|
|
case SCE_CSS_DIRECTIVE:
|
|
if (hasNesting) {
|
|
sc.SetState(nestingLevel > 0 ? SCE_CSS_IDENTIFIER : SCE_CSS_DEFAULT);
|
|
} else {
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
}
|
|
break;
|
|
case SCE_CSS_VALUE:
|
|
case SCE_CSS_IMPORTANT:
|
|
// data URLs can have semicolons; simplistically check for wrapping parentheses and move along
|
|
if (insideParentheses) {
|
|
sc.SetState(lastState);
|
|
} else {
|
|
if (lastStateVal == SCE_CSS_VARIABLE) {
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
} else {
|
|
sc.SetState(SCE_CSS_IDENTIFIER);
|
|
}
|
|
}
|
|
break;
|
|
case SCE_CSS_VARIABLE:
|
|
if (lastStateVar == SCE_CSS_VALUE) {
|
|
// data URLs can have semicolons; simplistically check for wrapping parentheses and move along
|
|
if (insideParentheses) {
|
|
sc.SetState(SCE_CSS_VALUE);
|
|
} else {
|
|
sc.SetState(SCE_CSS_IDENTIFIER);
|
|
}
|
|
} else {
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case '!':
|
|
if (lastState == SCE_CSS_VALUE)
|
|
sc.SetState(SCE_CSS_IMPORTANT);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (sc.ch == '*' && sc.state == SCE_CSS_DEFAULT) {
|
|
sc.SetState(SCE_CSS_TAG);
|
|
continue;
|
|
}
|
|
|
|
// check for inside parentheses (whether part of an "operator" or not)
|
|
if (sc.ch == '(')
|
|
insideParentheses = true;
|
|
else if (sc.ch == ')')
|
|
insideParentheses = false;
|
|
|
|
// SCSS special modes
|
|
if (hasVariables) {
|
|
// variable name
|
|
if (sc.ch == varPrefix) {
|
|
switch (sc.state) {
|
|
case SCE_CSS_DEFAULT:
|
|
if (isLessDocument) // give priority to pseudo elements
|
|
break;
|
|
case SCE_CSS_VALUE:
|
|
lastStateVar = sc.state;
|
|
sc.SetState(SCE_CSS_VARIABLE);
|
|
continue;
|
|
}
|
|
}
|
|
if (sc.state == SCE_CSS_VARIABLE) {
|
|
if (IsAWordChar(sc.ch)) {
|
|
// still looking at the variable name
|
|
continue;
|
|
}
|
|
if (lastStateVar == SCE_CSS_VALUE) {
|
|
// not looking at the variable name any more, and it was part of a value
|
|
sc.SetState(SCE_CSS_VALUE);
|
|
}
|
|
}
|
|
|
|
// nested rule parent selector
|
|
if (sc.ch == '&') {
|
|
switch (sc.state) {
|
|
case SCE_CSS_DEFAULT:
|
|
case SCE_CSS_IDENTIFIER:
|
|
sc.SetState(SCE_CSS_TAG);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
// nesting rules that apply to SCSS and Less
|
|
if (hasNesting) {
|
|
// check for nested rule selector
|
|
if (sc.state == SCE_CSS_IDENTIFIER && (IsAWordChar(sc.ch) || sc.ch == ':' || sc.ch == '.' || sc.ch == '#')) {
|
|
// look ahead to see whether { comes before next ; and }
|
|
unsigned int endPos = startPos + length;
|
|
int ch;
|
|
|
|
for (unsigned int i = sc.currentPos; i < endPos; i++) {
|
|
ch = styler.SafeGetCharAt(i);
|
|
if (ch == ';' || ch == '}')
|
|
break;
|
|
if (ch == '{') {
|
|
sc.SetState(SCE_CSS_DEFAULT);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (IsAWordChar(sc.ch)) {
|
|
if (sc.state == SCE_CSS_DEFAULT)
|
|
sc.SetState(SCE_CSS_TAG);
|
|
continue;
|
|
}
|
|
|
|
if (IsAWordChar(sc.chPrev) && (
|
|
sc.state == SCE_CSS_IDENTIFIER || sc.state == SCE_CSS_IDENTIFIER2 ||
|
|
sc.state == SCE_CSS_IDENTIFIER3 || sc.state == SCE_CSS_EXTENDED_IDENTIFIER ||
|
|
sc.state == SCE_CSS_UNKNOWN_IDENTIFIER ||
|
|
sc.state == SCE_CSS_PSEUDOCLASS || sc.state == SCE_CSS_PSEUDOELEMENT ||
|
|
sc.state == SCE_CSS_EXTENDED_PSEUDOCLASS || sc.state == SCE_CSS_EXTENDED_PSEUDOELEMENT ||
|
|
sc.state == SCE_CSS_UNKNOWN_PSEUDOCLASS ||
|
|
sc.state == SCE_CSS_IMPORTANT ||
|
|
sc.state == SCE_CSS_DIRECTIVE
|
|
)) {
|
|
char s[100];
|
|
sc.GetCurrentLowered(s, sizeof(s));
|
|
char *s2 = s;
|
|
while (*s2 && !IsAWordChar(*s2))
|
|
s2++;
|
|
switch (sc.state) {
|
|
case SCE_CSS_IDENTIFIER:
|
|
case SCE_CSS_IDENTIFIER2:
|
|
case SCE_CSS_IDENTIFIER3:
|
|
case SCE_CSS_EXTENDED_IDENTIFIER:
|
|
case SCE_CSS_UNKNOWN_IDENTIFIER:
|
|
if (css1Props.InList(s2))
|
|
sc.ChangeState(SCE_CSS_IDENTIFIER);
|
|
else if (css2Props.InList(s2))
|
|
sc.ChangeState(SCE_CSS_IDENTIFIER2);
|
|
else if (css3Props.InList(s2))
|
|
sc.ChangeState(SCE_CSS_IDENTIFIER3);
|
|
else if (exProps.InList(s2))
|
|
sc.ChangeState(SCE_CSS_EXTENDED_IDENTIFIER);
|
|
else
|
|
sc.ChangeState(SCE_CSS_UNKNOWN_IDENTIFIER);
|
|
break;
|
|
case SCE_CSS_PSEUDOCLASS:
|
|
case SCE_CSS_PSEUDOELEMENT:
|
|
case SCE_CSS_EXTENDED_PSEUDOCLASS:
|
|
case SCE_CSS_EXTENDED_PSEUDOELEMENT:
|
|
case SCE_CSS_UNKNOWN_PSEUDOCLASS:
|
|
if (op == ':' && opPrev != ':' && pseudoClasses.InList(s2))
|
|
sc.ChangeState(SCE_CSS_PSEUDOCLASS);
|
|
else if (opPrev == ':' && pseudoElements.InList(s2))
|
|
sc.ChangeState(SCE_CSS_PSEUDOELEMENT);
|
|
else if ((op == ':' || (op == '(' && lastState == SCE_CSS_EXTENDED_PSEUDOCLASS)) && opPrev != ':' && exPseudoClasses.InList(s2))
|
|
sc.ChangeState(SCE_CSS_EXTENDED_PSEUDOCLASS);
|
|
else if (opPrev == ':' && exPseudoElements.InList(s2))
|
|
sc.ChangeState(SCE_CSS_EXTENDED_PSEUDOELEMENT);
|
|
else
|
|
sc.ChangeState(SCE_CSS_UNKNOWN_PSEUDOCLASS);
|
|
break;
|
|
case SCE_CSS_IMPORTANT:
|
|
if (strcmp(s2, "important") != 0)
|
|
sc.ChangeState(SCE_CSS_VALUE);
|
|
break;
|
|
case SCE_CSS_DIRECTIVE:
|
|
if (op == '@' && strcmp(s2, "media") == 0)
|
|
sc.ChangeState(SCE_CSS_MEDIA);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (sc.ch != '.' && sc.ch != ':' && sc.ch != '#' && (
|
|
sc.state == SCE_CSS_CLASS || sc.state == SCE_CSS_ID ||
|
|
(sc.ch != '(' && sc.ch != ')' && ( /* This line of the condition makes it possible to extend pseudo-classes with parentheses */
|
|
sc.state == SCE_CSS_PSEUDOCLASS || sc.state == SCE_CSS_PSEUDOELEMENT ||
|
|
sc.state == SCE_CSS_EXTENDED_PSEUDOCLASS || sc.state == SCE_CSS_EXTENDED_PSEUDOELEMENT ||
|
|
sc.state == SCE_CSS_UNKNOWN_PSEUDOCLASS
|
|
))
|
|
))
|
|
sc.SetState(SCE_CSS_TAG);
|
|
|
|
if (sc.Match('/', '*')) {
|
|
lastStateC = sc.state;
|
|
comment_mode = eCommentBlock;
|
|
sc.SetState(SCE_CSS_COMMENT);
|
|
sc.Forward();
|
|
} else if (hasSingleLineComments && sc.Match('/', '/') && !insideParentheses) {
|
|
// note that we've had to treat ([...]// as the start of a URL not a comment, e.g. url(http://example.com), url(//example.com)
|
|
lastStateC = sc.state;
|
|
comment_mode = eCommentLine;
|
|
sc.SetState(SCE_CSS_COMMENT);
|
|
sc.Forward();
|
|
} else if ((sc.state == SCE_CSS_VALUE || sc.state == SCE_CSS_ATTRIBUTE)
|
|
&& (sc.ch == '\"' || sc.ch == '\'')) {
|
|
lastStateS = sc.state;
|
|
sc.SetState((sc.ch == '\"' ? SCE_CSS_DOUBLESTRING : SCE_CSS_SINGLESTRING));
|
|
} else if (IsCssOperator(sc.ch)
|
|
&& (sc.state != SCE_CSS_ATTRIBUTE || sc.ch == ']')
|
|
&& (sc.state != SCE_CSS_VALUE || sc.ch == ';' || sc.ch == '}' || sc.ch == '!')
|
|
&& ((sc.state != SCE_CSS_DIRECTIVE && sc.state != SCE_CSS_MEDIA) || sc.ch == ';' || sc.ch == '{')
|
|
) {
|
|
if (sc.state != SCE_CSS_OPERATOR)
|
|
lastState = sc.state;
|
|
sc.SetState(SCE_CSS_OPERATOR);
|
|
op = sc.ch;
|
|
opPrev = sc.chPrev;
|
|
}
|
|
}
|
|
|
|
sc.Complete();
|
|
}
|
|
|
|
static void FoldCSSDoc(unsigned int startPos, int length, int, WordList *[], Accessor &styler) {
|
|
bool foldComment = styler.GetPropertyInt("fold.comment") != 0;
|
|
bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
|
|
unsigned int endPos = startPos + length;
|
|
int visibleChars = 0;
|
|
int lineCurrent = styler.GetLine(startPos);
|
|
int levelPrev = styler.LevelAt(lineCurrent) & SC_FOLDLEVELNUMBERMASK;
|
|
int levelCurrent = levelPrev;
|
|
char chNext = styler[startPos];
|
|
bool inComment = (styler.StyleAt(startPos-1) == SCE_CSS_COMMENT);
|
|
for (unsigned int i = startPos; i < endPos; i++) {
|
|
char ch = chNext;
|
|
chNext = styler.SafeGetCharAt(i + 1);
|
|
int style = styler.StyleAt(i);
|
|
bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n');
|
|
if (foldComment) {
|
|
if (!inComment && (style == SCE_CSS_COMMENT))
|
|
levelCurrent++;
|
|
else if (inComment && (style != SCE_CSS_COMMENT))
|
|
levelCurrent--;
|
|
inComment = (style == SCE_CSS_COMMENT);
|
|
}
|
|
if (style == SCE_CSS_OPERATOR) {
|
|
if (ch == '{') {
|
|
levelCurrent++;
|
|
} else if (ch == '}') {
|
|
levelCurrent--;
|
|
}
|
|
}
|
|
if (atEOL) {
|
|
int lev = levelPrev;
|
|
if (visibleChars == 0 && foldCompact)
|
|
lev |= SC_FOLDLEVELWHITEFLAG;
|
|
if ((levelCurrent > levelPrev) && (visibleChars > 0))
|
|
lev |= SC_FOLDLEVELHEADERFLAG;
|
|
if (lev != styler.LevelAt(lineCurrent)) {
|
|
styler.SetLevel(lineCurrent, lev);
|
|
}
|
|
lineCurrent++;
|
|
levelPrev = levelCurrent;
|
|
visibleChars = 0;
|
|
}
|
|
if (!isspacechar(ch))
|
|
visibleChars++;
|
|
}
|
|
// Fill in the real level of the next line, keeping the current flags as they will be filled in later
|
|
int flagsNext = styler.LevelAt(lineCurrent) & ~SC_FOLDLEVELNUMBERMASK;
|
|
styler.SetLevel(lineCurrent, levelPrev | flagsNext);
|
|
}
|
|
|
|
static const char * const cssWordListDesc[] = {
|
|
"CSS1 Properties",
|
|
"Pseudo-classes",
|
|
"CSS2 Properties",
|
|
"CSS3 Properties",
|
|
"Pseudo-elements",
|
|
"Browser-Specific CSS Properties",
|
|
"Browser-Specific Pseudo-classes",
|
|
"Browser-Specific Pseudo-elements",
|
|
0
|
|
};
|
|
|
|
LexerModule lmCss(SCLEX_CSS, ColouriseCssDoc, "css", FoldCSSDoc, cssWordListDesc);
|