/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Rosegarden A MIDI and audio sequencer and musical notation editor. This program is Copyright 2000-2008 Guillaume Laurent , Chris Cannam , Richard Bown This file is Copyright 2006 D. Michael McIntyre The moral rights of Guillaume Laurent, Chris Cannam, and Richard Bown to claim authorship of this work have been asserted. Other copyrights also apply to some parts of this work. Please see the AUTHORS file and individual file headers for details. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "PresetGroup.h" #include "misc/Debug.h" #include "misc/Strings.h" #include "gui/general/ClefIndex.h" #include "base/Exception.h" #include "CategoryElement.h" #include #include #include #include #include #include #include namespace Rosegarden { PresetGroup::PresetGroup() : m_errorString(i18n("unknown error")), m_elCategoryName(""), m_elInstrumentName(""), m_elClef(0), m_elTranspose(0), m_elLowAm(0), m_elHighAm(0), m_elLowPro(0), m_elHighPro(0), m_lastCategory( -1), m_currentCategory( -1), m_lastInstrument( -1), m_currentInstrument( -1), m_name(false), m_clef(false), m_transpose(false), m_amateur(false), m_pro(false) { m_presetDirectory = TDEGlobal::dirs()->findResource("appdata", "presets/"); TQString language = TDEGlobal::locale()->language(); TQString presetFileName = TQString("%1/presets-%2.xml") .arg(m_presetDirectory).arg(language); if (!TQFileInfo(presetFileName).isReadable()) { RG_DEBUG << "Failed to open " << presetFileName << endl; language.replace(TQRegExp("_.*$"), ""); presetFileName = TQString("%1/presets-%2.xml") .arg(m_presetDirectory).arg(language); if (!TQFileInfo(presetFileName).isReadable()) { RG_DEBUG << "Failed to open " << presetFileName << endl; presetFileName = TQString("%1/presets.xml") .arg(m_presetDirectory); if (!TQFileInfo(presetFileName).isReadable()) { RG_DEBUG << "Failed to open " << presetFileName << endl; throw PresetFileReadFailed (qstrtostr(i18n("Can't open preset file %1"). arg(presetFileName))); } } } TQFile presetFile(presetFileName); TQXmlInputSource source(presetFile); TQXmlSimpleReader reader; reader.setContentHandler(this); reader.setErrorHandler(this); bool ok = reader.parse(source); presetFile.close(); if (!ok) { throw PresetFileReadFailed(qstrtostr(m_errorString)); } } PresetGroup::~PresetGroup() { //!!! do I have anything to do here? } bool PresetGroup::startElement(const TQString &, const TQString &, const TQString &qName, const TQXmlAttributes &attributes) { TQString lcName = qName.lower(); // RG_DEBUG << "PresetGroup::startElement: processing starting element: " << lcName << endl; if (lcName == "category") { TQString s = attributes.value("name"); if (!s.isNull()) { m_elCategoryName = s; // increment the current category number m_lastCategory = m_currentCategory; m_currentCategory++; // reset the instrument counter going into the new category m_lastInstrument = -1; m_currentInstrument = -1; RG_DEBUG << "PresetGroup::startElement: adding category " << m_elCategoryName << " last: " << m_lastCategory << " curr: " << m_currentCategory << endl; // add new CategoryElement to m_categories, in order to contain // subsequent PresetElements CategoryElement ce(m_elCategoryName); m_categories.push_back(ce); } } else if (lcName == "instrument") { TQString s = attributes.value("name"); if (!s.isNull()) { m_elInstrumentName = s; m_name = true; // increment the current instrument number m_lastInstrument = m_currentInstrument; m_currentInstrument++; } } else if (lcName == "clef") { TQString s = attributes.value("type"); if (!s.isNull()) { m_elClef = clefNameToClefIndex(s); m_clef = true; } } else if (lcName == "transpose") { TQString s = attributes.value("value"); if (!s.isNull()) { m_elTranspose = s.toInt(); m_transpose = true; } } else if (lcName == "range") { TQString s = attributes.value("class"); if (s == "amateur") { s = attributes.value("low"); if (!s.isNull()) { m_elLowAm = s.toInt(); m_amateur = true; } s = attributes.value("high"); if (!s.isNull() && m_amateur) { m_elHighAm = s.toInt(); } else { return false; } } else if (s == "professional") { s = attributes.value("low"); if (!s.isNull()) { m_pro = true; m_elLowPro = s.toInt(); } s = attributes.value("high"); if (!s.isNull() && m_pro) { m_elHighPro = s.toInt(); } else { return false; } } else { return false; } } // RG_DEBUG << "PresetGroup::startElement(): accumulating flags:" << endl // << " name: " << (m_name ? "true" : "false") << endl // << " clef: " << (m_clef ? "true" : "false") << endl // << "transpose: " << (m_transpose ? "true" : "false") << endl // << " am. rng: " << (m_amateur ? "true" : "false") << endl // << " pro rng: " << (m_pro ? "true" : "false") << endl; // once we have assembled all the bits, create a new PresetElement if (m_name && m_clef && m_transpose && m_amateur && m_pro) { m_categories[m_currentCategory].addPreset(m_elInstrumentName, m_elClef, m_elTranspose, m_elHighAm, m_elLowAm, m_elHighPro, m_elLowPro); // increment the current instrument //!!! (is this ever going to be needed?) m_lastInstrument = m_currentInstrument; m_currentInstrument++; // reset the "do we have a whole preset yet?" flags m_name = false; m_clef = false; m_transpose = false; m_amateur = false; m_pro = false; } return true; } // startElement bool PresetGroup::error(const TQXmlParseException& exception) { RG_DEBUG << "PresetGroup::error(): jubilation and glee, we have an error, whee!" << endl; m_errorString = TQString("%1 at line %2, column %3: %4") .arg(exception.message()) .arg(exception.lineNumber()) .arg(exception.columnNumber()) .arg(m_errorString); return TQXmlDefaultHandler::error(exception); } bool PresetGroup::fatalError(const TQXmlParseException& exception) { RG_DEBUG << "PresetGroup::fatalError(): double your jubilation, and triple your glee, a fatal error doth it be!" << endl; m_errorString = TQString("%1 at line %2, column %3: %4") .arg(exception.message()) .arg(exception.lineNumber()) .arg(exception.columnNumber()) .arg(m_errorString); return TQXmlDefaultHandler::fatalError(exception); } }