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Highlighter has been added

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This commit is contained in:
Arin Alexander
2017-09-16 16:04:29 +03:00
parent 090477fa68
commit aa66b6a057
9 changed files with 408 additions and 112 deletions
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118
limereport/scripteditor/lrscripthighlighter.cpp Normal file
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#include "lrscripthighlighter.h"
#include <QDebug>
namespace LimeReport{
#define KEYWORDS_COUNT 59
static const char *const keywords[KEYWORDS_COUNT] = {
"do","if","in","for","int","new","try","var","byte","case","char","else","enum",
"goto","long","null","this","true","void","with","break","catch","class","const",
"false","final","float","short","super","throw","while","delete","double","export",
"import","native","public","return","static","switch","throws","typeof","boolean",
"default","extends","finally","package","private","abstract","continue","debugger",
"function","volatile","interface","protected","transient","implements","instanceof",
"synchronized"
};
enum LiteralsType{SpaceFound, AlpahabetFound, NumberFound, HashFound, SlashFound, AsterixFound,
BracketFound, QuotationFound, ApostropheFound, SeparatorFound, BackSlashFound, LiteralsCount};
enum States {MayBeKeyWord, Code, MayBeComment, Comment, Comment2, MayBeComment2End, String, String2, MayBeNumber, Separator, StatesCount};
void ScriptHighlighter::highlightBlock(const QString& text)
{
int literal = -1;
bool lastWasBackSlash = false;
int state = previousBlockState() != -1 ? previousBlockState() : MayBeKeyWord ;
int oldState = -1;
int stateMaschine[StatesCount][LiteralsCount] = {
{Separator, MayBeKeyWord, Code, Separator, MayBeComment, Separator, Separator, String, String2, Separator, Separator},
{Separator, Code, Code, Separator, Separator, Separator, Separator, String, String2, Separator, Separator},
{Separator, Code, Code, Code, Comment, Comment2, Code, String, String2, Separator, Code},
{Comment, Comment, Comment, Comment, Comment, Comment, Comment, Comment, Comment, Comment, Comment},
{Comment2, Comment2, Comment2, Comment2, Comment2, MayBeComment2End, Comment2, Comment2, Comment2, Comment2, Comment2},
{Comment2, Comment2, Comment2, Comment2, Separator, Comment2, Comment2, Comment2, Comment2, Comment2, Comment2},
{String, String, String, String, String, String, String, Separator, String, String, String},
{String2, String2, String2, String2, String2, String2, String2, String2, Separator, String2, String2},
{Separator, Code, MayBeNumber, Separator, MayBeComment, Separator, Separator, String, String2, Separator, Code},
{Separator, MayBeKeyWord, MayBeNumber, Separator, MayBeComment, String, String2, Separator, Separator }
};
QString buffer;
if (text.isEmpty()) return;
int i = 0;
for (;;){
QChar currentChar = text.at(i);
switch(currentChar.toLatin1()){
case ' ':
literal = SpaceFound;
break;
case '/':
literal = SlashFound;
break;
case '*':
literal = AsterixFound;
break;
case '#':
literal = HashFound;
break;
case '\'':
literal = ApostropheFound;
break;
case '\\':
literal = BackSlashFound;
break;
case '"':
literal = QuotationFound;
break;
case '{': case '[': case '(':
case '}': case ']': case ')':
literal = BracketFound;
break;
case '1': case '2': case '3': case '4': case '5':
case '6': case '7': case '8': case '9': case '0':
literal = NumberFound;
break;
default:
if (currentChar.isLetter())
literal = AlpahabetFound;
else
literal = SeparatorFound;
};
lastWasBackSlash = !lastWasBackSlash && currentChar == QLatin1Char('\\');
oldState = state;
state = stateMaschine[state][literal];
if (oldState != state){
switch( state ){
case MayBeComment:
buffer.clear();
buffer += currentChar;
break;
case Comment2:
buffer += currentChar;
qDebug()<<buffer;
break;
case Separator:
switch(oldState){
case Comment2:
qDebug()<<buffer;
buffer.clear();
break;
}
default:
break;
}
} else {
buffer += currentChar;
}
i++;
if ( i>= text.length()) break;
}
}
} // namespace LimeReport