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Diffstat (limited to 'src/__TODO/UiGuiHighlighter.cpp')
| -rw-r--r-- | src/__TODO/UiGuiHighlighter.cpp | 604 |
1 files changed, 604 insertions, 0 deletions
diff --git a/src/__TODO/UiGuiHighlighter.cpp b/src/__TODO/UiGuiHighlighter.cpp new file mode 100644 index 0000000..7ee13e8 --- /dev/null +++ b/src/__TODO/UiGuiHighlighter.cpp @@ -0,0 +1,604 @@ +/*************************************************************************** + * Copyright (C) 2006-2012 by Thomas Schweitzer * + * thomas-schweitzer(at)arcor.de * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License version 2.0 as * + * published by the Free Software Foundation. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program in the file LICENSE.GPL; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#include "UiGuiHighlighter.h" + +#include "SettingsPaths.h" + +#include <tntqsettings.h> +#include <tqmenu.h> +#include <tntqscrollbar.h> +#include <tqcoreapplication.h> + +#include <Qsci/qsciscintilla.h> +#include <Qsci/qscilexer.h> +#include <Qsci/qscilexerbash.h> +#include <Qsci/qscilexerbatch.h> +#include <Qsci/qscilexercmake.h> +#include <Qsci/qscilexercpp.h> +#include <Qsci/qscilexercsharp.h> +#include <Qsci/qscilexercss.h> +#include <Qsci/qscilexerd.h> +#include <Qsci/qscilexerdiff.h> +#if (TQSCINTILLA_VERSION >= 0x020300) + #include <Qsci/qscilexerfortran.h> + #include <Qsci/qscilexerfortran77.h> +#endif +#include <Qsci/qscilexerhtml.h> +#include <Qsci/qscilexeridl.h> +#include <Qsci/qscilexerjava.h> +#include <Qsci/qscilexerjavascript.h> +#include <Qsci/qscilexerlua.h> +#include <Qsci/qscilexermakefile.h> +#if (TQSCINTILLA_VERSION >= 0x020300) + #include <Qsci/qscilexerpascal.h> +#endif +#include <Qsci/qscilexerperl.h> +#if (TQSCINTILLA_VERSION >= 0x020300) + #include <Qsci/qscilexerpostscript.h> +#endif +#include <Qsci/qscilexerpov.h> +#include <Qsci/qscilexerproperties.h> +#include <Qsci/qscilexerpython.h> +#include <Qsci/qscilexerruby.h> +#if (TQSCINTILLA_VERSION >= 0x020400) + #include <Qsci/qscilexerspice.h> +#endif +#include <Qsci/qscilexersql.h> +#if (TQSCINTILLA_VERSION >= 0x020300) + #include <Qsci/qscilexertcl.h> +#endif +#include <Qsci/qscilexertex.h> +#if (TQSCINTILLA_VERSION >= 0x020400) + #include <Qsci/qscilexerverilog.h> +#endif +#include <Qsci/qscilexervhdl.h> +#if (TQSCINTILLA_VERSION >= 0x020300) + #include <Qsci/qscilexerxml.h> + #include <Qsci/qscilexeryaml.h> +#endif + +//! \defgroup grp_EditorComponent All concerning editor widget. + +/*! + \class UiGuiHighlighter + \ingroup grp_EditorComponent + \brief UiGuiHighlighter used for selecting the syntax highlighter/lexer for the QsciScintilla component. +*/ + +/*! + \brief The constructor initializes some regular expressions and keywords to identify cpp tokens + */ +UiGuiHighlighter::UiGuiHighlighter(QsciScintilla *parent) : + TQObject(parent) +{ + _qsciEditorParent = parent; + + // Create the highlighter _settings object from the UiGuiSyntaxHighlightConfig.ini file. + _settings = new TQSettings( + SettingsPaths::getSettingsPath() + "/UiGuiSyntaxHighlightConfig.ini", TQSettings::IniFormat, + this); + + _highlightningIsOn = true; + + _mapHighlighternameToExtension["Bash"] = TQStringList() << "sh"; + _mapHighlighternameToExtension["Batch"] = TQStringList() << "bat"; + _mapHighlighternameToExtension["CMake"] = TQStringList() << "cmake"; + _mapHighlighternameToExtension["C++"] = TQStringList() << "c" << "h" << "cpp" << "hpp" << + "cxx" << "hxx"; + _mapHighlighternameToExtension["C#"] = TQStringList() << "cs"; + _mapHighlighternameToExtension["CSS"] = TQStringList() << "css"; + _mapHighlighternameToExtension["D"] = TQStringList() << "d"; + _mapHighlighternameToExtension["Diff"] = TQStringList() << "diff"; +#if (TQSCINTILLA_VERSION >= 0x020300) + _mapHighlighternameToExtension["Fortran"] = TQStringList() << "f" << "for" << "f90"; + _mapHighlighternameToExtension["Fortran77"] = TQStringList() << "f77"; +#endif + _mapHighlighternameToExtension["HTML"] = TQStringList() << "html" << "htm"; + _mapHighlighternameToExtension["IDL"] = TQStringList() << "idl"; + _mapHighlighternameToExtension["Java"] = TQStringList() << "java"; + _mapHighlighternameToExtension["JavaScript"] = TQStringList() << "js"; + _mapHighlighternameToExtension["LUA"] = TQStringList() << "lua"; + _mapHighlighternameToExtension["Makefile"] = TQStringList() << "makefile"; +#if (TQSCINTILLA_VERSION >= 0x020300) + _mapHighlighternameToExtension["Pascal"] = TQStringList() << "pas"; +#endif + _mapHighlighternameToExtension["Perl"] = TQStringList() << "perl" << "pl" << "pm"; + _mapHighlighternameToExtension["PHP"] = TQStringList() << "php"; +#if (TQSCINTILLA_VERSION >= 0x020300) + _mapHighlighternameToExtension["PostScript"] = TQStringList() << "ps" << "eps" << "pdf" << "ai" << + "fh"; +#endif + _mapHighlighternameToExtension["POV"] = TQStringList() << "pov"; + _mapHighlighternameToExtension["Ini"] = TQStringList() << "ini"; + _mapHighlighternameToExtension["Python"] = TQStringList() << "py"; + _mapHighlighternameToExtension["Ruby"] = TQStringList() << "rub" << "rb"; +#if (TQSCINTILLA_VERSION >= 0x020400) + _mapHighlighternameToExtension["Spice"] = TQStringList() << "cir"; +#endif + _mapHighlighternameToExtension["SQL"] = TQStringList() << "sql"; +#if (TQSCINTILLA_VERSION >= 0x020300) + _mapHighlighternameToExtension["TCL"] = TQStringList() << "tcl"; +#endif + _mapHighlighternameToExtension["TeX"] = TQStringList() << "tex"; +#if (TQSCINTILLA_VERSION >= 0x020400) + _mapHighlighternameToExtension["Verilog"] = TQStringList() << "v" << "vh"; +#endif + _mapHighlighternameToExtension["VHDL"] = TQStringList() << "vhdl"; + _mapHighlighternameToExtension["XML"] = TQStringList() << "xml"; +#if (TQSCINTILLA_VERSION >= 0x020300) + _mapHighlighternameToExtension["YAML"] = TQStringList() << "yaml"; +#endif + + _lexer = NULL; + + // This code is only for testing. + /* + foreach(TQStringList extensionList, _mapHighlighternameToExtension.values() ) { + setLexerForExtension( extensionList.at(0) ); + } + */ + + // Set default highlighter to C++ highlighter. + setLexerForExtension("cpp"); +} + +/*! + \brief Returns the available highlighters as TQStringList. + */ +TQStringList UiGuiHighlighter::getAvailableHighlighters() +{ + return _mapHighlighternameToExtension.keys(); +} + +/*! + \brief This slot handles signals coming from selecting another syntax highlighter. + */ +void UiGuiHighlighter::setHighlighterByAction(TQAction *highlighterAction) +{ + TQString highlighterName = highlighterAction->text(); + setLexerForExtension(_mapHighlighternameToExtension[highlighterName].first()); + //TODO: This is really no nice way. How do it better? + // Need to do this "text update" to update the syntax highlighting. Otherwise highlighting is + // wrong. + int scrollPos = _qsciEditorParent->verticalScrollBar()->value(); + _qsciEditorParent->setText(_qsciEditorParent->text()); + _qsciEditorParent->verticalScrollBar()->setValue(scrollPos); +} + +/*! + \brief Turns the syntax parser on. +*/ +void UiGuiHighlighter::turnHighlightOn() +{ + _highlightningIsOn = true; + _qsciEditorParent->setLexer(_lexer); + readCurrentSettings(""); +} + +/*! + \brief Turns the syntax parser off. +*/ +void UiGuiHighlighter::turnHighlightOff() +{ + _highlightningIsOn = false; + _qsciEditorParent->setLexer(); +#if defined (Q_OS_WIN) || defined (Q_OS_MAC) + _qsciEditorParent->setFont(TQFont("Courier", 10, TQFont::Normal)); + _qsciEditorParent->setMarginsFont(TQFont("Courier", 10, TQFont::Normal)); +#else + _qsciEditorParent->setFont(TQFont("Monospace", 10, TQFont::Normal)); + _qsciEditorParent->setMarginsFont(TQFont("Monospace", 10, TQFont::Normal)); +#endif +} + +/*! + \brief Read the settings for the current lexer from the settings file. + */ + +//TODO: Refactor this function so that the coding style and variable names suit better. +bool UiGuiHighlighter::readCurrentSettings(const char *prefix) +{ + bool ok, flag, rc = true; + int num; + TQString key; + + // Reset lists containing fonts and colors for each style + _fontForStyles.clear(); + _colorForStyles.clear(); + + // Read the styles. + for (int i = 0; i < 128; ++i) + { + // Ignore invalid styles. + if (_lexer->description(i).isEmpty()) + { + continue; + } + + key.sprintf("%s/%s/style%d/", prefix, _lexer->language(), i); + key.replace("+", "p"); + + // Read the foreground color. + ok = _settings->contains(key + "color"); + num = _settings->value(key + "color", 0).toInt(); + + if (ok) + { + setColor(TQColor((num >> 16) & 0xff, (num >> 8) & 0xff, num & 0xff), i); + } + else + { + rc = false; + } + + // Read the end-of-line fill. + ok = _settings->contains(key + "eolfill"); + flag = _settings->value(key + "eolfill", false).toBool(); + + if (ok) + { + _lexer->setEolFill(flag, i); + } + else + { + rc = false; + } + + // Read the font + TQStringList fdesc; + + ok = _settings->contains(key + "font"); + fdesc = _settings->value(key + "font").toStringList(); + + if (ok && fdesc.count() == 5) + { + TQFont f; + +#if defined (Q_OS_WIN) || defined (Q_OS_MAC) + f.setFamily(fdesc[0]); +#else + if (fdesc[0].contains("courier", TQt::CaseInsensitive)) + { + f.setFamily("Monospace"); + } + else + { + f.setFamily(fdesc[0]); + } +#endif + f.setPointSize(fdesc[1].toInt()); + f.setBold(fdesc[2].toInt()); + f.setItalic(fdesc[3].toInt()); + f.setUnderline(fdesc[4].toInt()); + + setFont(f, i); + } + else + { + rc = false; + } + + // Read the background color. + ok = _settings->contains(key + "paper"); + num = _settings->value(key + "paper", 0).toInt(); + + if (ok) + { + _lexer->setPaper(TQColor((num >> 16) & 0xff, (num >> 8) & 0xff, num & 0xff), i); + } + else + { + rc = false; + } + } + + // Read the properties. + key.sprintf("%s/%s/properties/", prefix, _lexer->language()); + + _lexer->refreshProperties(); + + return rc; +} + +/*! + \brief Write the settings for the current lexer to the settings file. + */ +void UiGuiHighlighter::writeCurrentSettings(const char *prefix) +{ + TQString key; + + // Write the styles. + for (int i = 0; i < 128; ++i) + { + // Ignore invalid styles. + if (_lexer->description(i).isEmpty()) + { + continue; + } + + int num; + TQColor c; + + key.sprintf("%s/%s/style%d/", prefix, _lexer->language(), i); + key.replace("+", "p"); + + // Write style name + _settings->setValue(key + "", _lexer->description(i)); + + // Write the foreground color. + if (_colorForStyles.contains(i)) + { + c = _colorForStyles[i]; + } + else + { + c = _lexer->color(i); + } + num = (c.red() << 16) | (c.green() << 8) | c.blue(); + + _settings->setValue(key + "color", num); + + // Write the end-of-line fill. + _settings->setValue(key + "eolfill", _lexer->eolFill(i)); + + // Write the font + TQStringList fdesc; + TQString fmt("%1"); + TQFont f; + + if (_fontForStyles.contains(i)) + { + f = _fontForStyles[i]; + } + else + { + f = _lexer->font(i); + } + + fdesc += f.family(); + fdesc += fmt.arg(f.pointSize()); + + // The casts are for Borland. + fdesc += fmt.arg((int)f.bold()); + fdesc += fmt.arg((int)f.italic()); + fdesc += fmt.arg((int)f.underline()); + + _settings->setValue(key + "font", fdesc); + + // Write the background color. + c = _lexer->paper(i); + num = (c.red() << 16) | (c.green() << 8) | c.blue(); + + _settings->setValue(key + "paper", num); + } +} + +/*! + \brief Sets the \a color for the given \a style. + */ +void UiGuiHighlighter::setColor(const TQColor &color, int style) +{ + _colorForStyles[style] = color; + _lexer->setColor(color, style); +} + +/*! + \brief Sets the \a font for the given \a style. + */ +void UiGuiHighlighter::setFont(const TQFont &font, int style) +{ + _fontForStyles[style] = font; + _lexer->setFont(font, style); +} + +/*! + \brief Sets the to be used lexer by giving his name. + */ +void UiGuiHighlighter::setLexerByName(TQString lexerName) +{ + setLexerForExtension(_mapHighlighternameToExtension[lexerName].first()); +} + +/*! + \brief Sets the proper highlighter / lexer for the given file \a extension. Returns the index of the used lexer in the list. + */ +int UiGuiHighlighter::setLexerForExtension(TQString extension) +{ + int indexOfHighlighter = 0; + extension = extension.toLower(); + + if (_lexer != NULL) + { + writeCurrentSettings(""); + delete _lexer; + } + + if (extension == "cpp" || extension == "hpp" || extension == "c" || extension == "h" || + extension == "cxx" || extension == "hxx") + { + _lexer = new QsciLexerCPP(); + } + else if (extension == "sh") + { + _lexer = new QsciLexerBash(); + } + else if (extension == "bat") + { + _lexer = new QsciLexerBatch(); + } + else if (extension == "cmake") + { + _lexer = new QsciLexerCMake(); + } + else if (extension == "cs") + { + _lexer = new QsciLexerCSharp(); + } + else if (extension == "css") + { + _lexer = new QsciLexerCSS(); + } + else if (extension == "d") + { + _lexer = new QsciLexerD(); + } + else if (extension == "diff") + { + _lexer = new QsciLexerDiff(); + } +#if (TQSCINTILLA_VERSION >= 0x020300) + else if (extension == "f" || extension == "for" || extension == "f90") + { + _lexer = new QsciLexerFortran(); + } + else if (extension == "f77") + { + _lexer = new QsciLexerFortran77(); + } +#endif + else if (extension == "html" || extension == "htm") + { + _lexer = new QsciLexerHTML(); + } + else if (extension == "idl") + { + _lexer = new QsciLexerIDL(); + } + else if (extension == "java") + { + _lexer = new QsciLexerJava(); + } + else if (extension == "js") + { + _lexer = new QsciLexerJavaScript(); + } + else if (extension == "lua") + { + _lexer = new QsciLexerLua(); + } + else if (extension == "makefile") + { + _lexer = new QsciLexerMakefile(); + } +#if (TQSCINTILLA_VERSION >= 0x020300) + else if (extension == "pas") + { + _lexer = new QsciLexerPascal(); + } +#endif + else if (extension == "perl" || extension == "pl" || extension == "pm") + { + _lexer = new QsciLexerPerl(); + } + else if (extension == "php") + { + _lexer = new QsciLexerHTML(); + } +#if (TQSCINTILLA_VERSION >= 0x020300) + else if (extension == "ps" || extension == "eps" || extension == "pdf" || extension == "ai" || + extension == "fh") + { + _lexer = new QsciLexerPostScript(); + } +#endif + else if (extension == "pov") + { + _lexer = new QsciLexerPOV(); + } + else if (extension == "ini") + { + _lexer = new QsciLexerProperties(); + } + else if (extension == "py") + { + _lexer = new QsciLexerPython(); + } + else if (extension == "rub" || extension == "rb") + { + _lexer = new QsciLexerRuby(); + } +#if (TQSCINTILLA_VERSION >= 0x020400) + else if (extension == "spice?") + { + _lexer = new QsciLexerSpice(); + } +#endif + else if (extension == "sql") + { + _lexer = new QsciLexerSQL(); + } +#if (TQSCINTILLA_VERSION >= 0x020300) + else if (extension == "tcl") + { + _lexer = new QsciLexerTCL(); + } +#endif + else if (extension == "tex") + { + _lexer = new QsciLexerTeX(); + } +#if (TQSCINTILLA_VERSION >= 0x020400) + else if (extension == "vlog?") + { + _lexer = new QsciLexerVerilog(); + } +#endif + else if (extension == "vhdl") + { + _lexer = new QsciLexerVHDL(); + } + else if (extension == "xml") + { +#if (TQSCINTILLA_VERSION >= 0x020300) + _lexer = new QsciLexerXML(); +#else + _lexer = new QsciLexerHTML(); +#endif + } +#if (TQSCINTILLA_VERSION >= 0x020300) + else if (extension == "yaml") + { + _lexer = new QsciLexerYAML(); + } +#endif + else + { + _lexer = new QsciLexerCPP(); + extension = "cpp"; + } + + // Find the index of the selected _lexer. + indexOfHighlighter = 0; + while (!_mapHighlighternameToExtension.values().at(indexOfHighlighter).contains(extension)) + { + indexOfHighlighter++; + } + + // Set the _lexer for the TQScintilla widget. + if (_highlightningIsOn) + { + _qsciEditorParent->setLexer(_lexer); + } + + // Read the _settings for the _lexer properties from file. + readCurrentSettings(""); + + return indexOfHighlighter; +} |