matrices
Last change
on this file since 32f758e was
44d1e60,
checked in by Jose Ruiz <joseruiz@…>, 9 years ago
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commit inicial
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-
Property mode set to
100644
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File size:
1.5 KB
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Rev | Line | |
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[44d1e60] | 1 | #include "csv.h" |
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| 2 | #include <QTextDecoder> |
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| 3 | |
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| 4 | CSV::CSV(QIODevice * device) |
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| 5 | { |
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| 6 | m_device = device; |
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| 7 | m_codec = QTextCodec::codecForLocale(); |
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| 8 | m_pos = 0; |
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| 9 | m_rx = QRegExp("((?:(?:[^;\\n]*;?)|(?:\"[^\"]*\";?))*)\\n"); |
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| 10 | } |
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| 11 | CSV::CSV(QString &string){ |
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| 12 | m_device = NULL; |
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| 13 | m_codec = QTextCodec::codecForLocale(); |
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| 14 | m_string = string; |
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| 15 | m_pos = 0; |
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| 16 | m_rx = QRegExp("((?:(?:[^;\\n]*;?)|(?:\"[^\"]*\";?))*)\\n"); |
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| 17 | } |
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| 18 | |
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| 19 | CSV::~CSV() |
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| 20 | { |
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| 21 | //delete m_codec; |
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| 22 | } |
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| 23 | |
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| 24 | |
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| 25 | void CSV::setCodec(const char* codecName){ |
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| 26 | //delete m_codec; |
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| 27 | m_codec = QTextCodec::codecForName(codecName); |
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| 28 | } |
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| 29 | |
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| 30 | QString CSV::readLine(){ |
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| 31 | QString line; |
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| 32 | |
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| 33 | if(m_string.isNull()){ |
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| 34 | //READ DATA FROM DEVICE |
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| 35 | if(m_device && m_device->isReadable()){ |
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| 36 | QTextDecoder dec(m_codec); |
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| 37 | m_string = dec.toUnicode(m_device->readAll()); |
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| 38 | }else{ |
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| 39 | return QString(); |
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| 40 | } |
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| 41 | } |
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| 42 | |
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| 43 | //PARSE |
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| 44 | if((m_pos = m_rx.indexIn(m_string,m_pos)) != -1) { |
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| 45 | line = m_rx.cap(1); |
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| 46 | m_pos += m_rx.matchedLength(); |
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| 47 | } |
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| 48 | return line; |
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| 49 | |
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| 50 | } |
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| 51 | QStringList CSV::parseLine(){ |
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| 52 | return parseLine(readLine()); |
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| 53 | } |
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| 54 | QStringList CSV::parseLine(QString line){ |
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| 55 | QStringList list; |
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| 56 | int pos2 = 0; |
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| 57 | QRegExp rx2("(?:\"([^\"]*)\";?)|(?:([^;]*);?)"); |
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| 58 | if(line.size()<1){ |
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| 59 | list << ""; |
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| 60 | }else while (line.size()>pos2 && (pos2 = rx2.indexIn(line, pos2)) != -1) { |
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| 61 | QString col; |
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| 62 | if(rx2.cap(1).size()>0) |
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| 63 | col = rx2.cap(1); |
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| 64 | else if(rx2.cap(2).size()>0) |
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| 65 | col = rx2.cap(2); |
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| 66 | |
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| 67 | list << col; |
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| 68 | |
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| 69 | if(col.size()) |
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| 70 | pos2 += rx2.matchedLength(); |
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| 71 | else |
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| 72 | pos2++; |
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| 73 | } |
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| 74 | return list; |
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| 75 | } |
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