src/frontends/qt4/QLog.C

   1 /**
   2  * \file QLog.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "QLog.h"
  14 #include "QLogDialog.h"
  15 #include "qt_helpers.h"
  16
  17 #include "frontends/Application.h"
  18
  19 #include "controllers/ControlLog.h"
  20
  21 #include <sstream>
  22
  23 #include <QTextBrowser>
  24 #include <QPushButton>
  25
  26 namespace lyx {
  27 namespace frontend {
  28
  29 typedef QController<ControlLog, QView<QLogDialog> > log_base_class;
  30
  31 QLog::QLog(Dialog & parent)
  32         : log_base_class(parent, lyx::docstring())
  33 {}
  34
  35
  36 logHighlighter::logHighlighter(QTextDocument * parent) :
  37         QSyntaxHighlighter(parent)
  38 {
  39         infoFormat.setForeground(Qt::darkGray);
  40         warningFormat.setForeground(Qt::darkBlue);
  41         errorFormat.setForeground(Qt::red);
  42 }
  43
  44
  45 void logHighlighter::highlightBlock(QString const & text)
  46 {
  47         // Info
  48         QRegExp exprInfo("^(Document Class:|LaTeX Font Info:|File:|Package:|Language:|Underfull|Overfull|\\(|\\\\).*$");
  49         int index = text.indexOf(exprInfo);
  50         while (index >= 0) {
  51                 int length = exprInfo.matchedLength();
  52                 setFormat(index, length, infoFormat);
  53                 index = text.indexOf(exprInfo, index + length);
  54         }
  55         // LaTeX Warning:
  56         QRegExp exprWarning("^LaTeX Warning.*$");
  57         index = text.indexOf(exprWarning);
  58         while (index >= 0) {
  59                 int length = exprWarning.matchedLength();
  60                 setFormat(index, length, warningFormat);
  61                 index = text.indexOf(exprWarning, index + length);
  62         }
  63         // ! error
  64         QRegExp exprError("^!.*$");
  65         index = text.indexOf(exprError);
  66         while (index >= 0) {
  67                 int length = exprError.matchedLength();
  68                 setFormat(index, length, errorFormat);
  69                 index = text.indexOf(exprError, index + length);
  70         }
  71 }
  72
  73
  74 void QLog::build_dialog()
  75 {
  76         dialog_.reset(new QLogDialog(this));
  77         // set syntax highlighting
  78         highlighter = new logHighlighter(dialog_->logTB->document());
  79         //
  80         dialog_->logTB->setReadOnly(true);
  81         QFont font(toqstr(theApp()->typewriterFontName()));
  82         font.setKerning(false);
  83         font.setFixedPitch(true);
  84         font.setStyleHint(QFont::TypeWriter);
  85         dialog_->logTB->setFont(font);
  86 }
  87
  88
  89 void QLog::update_contents()
  90 {
  91         setTitle(controller().title());
  92
  93         std::ostringstream ss;
  94         controller().getContents(ss);
  95
  96         dialog_->logTB->setPlainText(toqstr(ss.str()));
  97 }
  98
  99 } // namespace frontend
 100 } // namespace lyx
 101
 102 #include "QLog_moc.cpp"