cfgfile.cpp

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#include "cfgfile.h"

/* OPIE */
#include <opie2/odebug.h>
using namespace Opie::Core;

/* QT */
#include <qmessagebox.h>

// CfgEntry implementation
CfgEntry::CfgEntry() {
}

CfgEntry::CfgEntry(const QString& f, const QString& l):
    file(f), label(l) {
}

const QString& CfgEntry::getFile() const {
    return file;
}

void CfgEntry::setFile(const QString& f) {
    file = f;
}

const QString& CfgEntry::getLabel() const {
    return label;
}

void CfgEntry::setLabel(const QString& f) {
    label = f;
}

// CfgFile implementation
CfgFile::CfgFile():ardelay(400), arperiod(80) {
}

CfgFile::~CfgFile() {
}

QList<CfgEntry>& CfgFile::getEntries() {
    return entries;
}

bool CfgFile::replaceEntry(const QString& file, const QString& label, int index) {
    deleteEntry(file);

    CfgEntry* entry = new CfgEntry(file, label);
    if (index >= 0) {
        entries.insert(index, entry);
    } else {
        entries.append(entry);
    }

    return true;
}

bool CfgFile::deleteEntry(const QString& file) {
    for(int i = 0; i < (int) entries.count(); i++) {
        CfgEntry* entry = entries.at(i);
        if (entry->getFile() == file) {
            entries.remove(i);
            return true;
        }
    }
    return false;
}

int CfgFile::getAutorepeatDelay() const {
    return ardelay;
}

void CfgFile::setAutorepeatDelay(int n) {
    ardelay = n;
}

int CfgFile::getAutorepeatPeriod() const {
    return arperiod;
}

void CfgFile::setAutorepeatPeriod(int n) {
    arperiod = n;
}

// CfgParser implementation
CfgParser::CfgParser() {
}

bool CfgParser::load(QString file, CfgFile& cfg) {
    QFile f(file);
    QXmlInputSource is(f);
    QXmlSimpleReader reader;
    CfgHandler p(*this);

    reader.setErrorHandler(this);
    reader.setContentHandler(&p);

    err = "";
    ardelay = -1;
    arperiod = -1;
    reader.parse(is);

    if (!err.isEmpty()) {
        odebug << err << oendl;
        return false;
    }

    QMap<QString, QString>::Iterator fit, lit;
    for(uint i = 0; i < includeList.count(); i++) {
        QString file = *includeList.at(i);
        fit = includes.find(file);
        QString prefix = fit.data();
        QString label = "";

        odebug << "include: file=" + fit.key() + ", prefix=" + fit.data() << oendl;
        lit = labels.find(prefix+":*");
        if (lit != labels.end()) {
            label = lit.data();
        }

        cfg.replaceEntry(file, label);
    }

    if (ardelay != -1) {
        cfg.setAutorepeatDelay(ardelay);
    }

    if (arperiod != -1) {
        cfg.setAutorepeatPeriod(arperiod);
    }

    return true;
}

bool CfgParser::save(QString file, CfgFile& cfg) {
    FILE* f = fopen((const char*) file.local8Bit(), "w");
    if (!f) {
        oerr << "Could not write config file!" << oendl;
        return false;
    }

    fprintf(f, "<keymap autorepeat-delay=\"%d\" autorepeat-period=\"%d\" "
        "author=\"keyzcfg\">\n", cfg.getAutorepeatDelay(),
        cfg.getAutorepeatPeriod());

    QList<CfgEntry>& entries = cfg.getEntries();
    int n;

    for(n=0; n < (int) entries.count(); n++) {
        CfgEntry* entry = entries.at(n);
        QString l = entry->getLabel();
        if (l.isEmpty()) {
            l = entry->getFile();
        }
        fprintf(f, "\t<label name=\"%s\" state=\"km%d:*\"/>\n",
                (const char*) l.utf8(), n);
    }

    for(n=0; n < (int) entries.count(); n++) {
        CfgEntry* entry = entries.at(n);
        fprintf(f, "\t<include file=\"%s\" prefix=\"km%d\"/>\n",
            (const char*) entry->getFile().utf8(), n);
    }

    int k = n-1;
    char* states[] = { "LShift", "LShift-Caps", "LShift-Num",
        "LShift-Num-Caps", 0};

    for(n=0; n < (int) entries.count(); n++) {
        QString nstate = "km" + QString::number(n+1);
        if (n == k) {
            nstate = "km" + QString::number(0);
        }

        for(int i = 0; states[i] != 0; i++) {
            fprintf(f, "\t<state name=\"km%d:%s\">\n",
                n, states[i]);
            fprintf(f, "\t\t<map keycode=\"Middle\" pressed=\"true\">\n");
            fprintf(f, "\t\t\t<next-state name=\"%s:%s\"/>\n",
                (const char*) nstate.utf8(), states[i]);
            fprintf(f, "\t\t</map>\n\t</state>\n\n");
        }
    }

    fprintf(f, "\t<state name=\"km0:Normal\" default=\"true\"/>\n");

    fprintf(f, "</keymap>");
    fclose(f);
    return true;
}

CfgParser::~CfgParser() {
}

int CfgParser::getAutorepeatDelay() const {
    return ardelay;
}

void CfgParser::setAutorepeatDelay(int n) {
    ardelay = n;
}

int CfgParser::getAutorepeatPeriod() const {
    return arperiod;
}

void CfgParser::setAutorepeatPeriod(int n) {
    arperiod = n;
}

void CfgParser::addLabel(const QString& name, const QString& state) {
    labels.insert(state, name);
    labelList.append(&labels.find(state).data());
}

void CfgParser::addFile(const QString& file, const QString& prefix) {
    includes.insert(file, prefix);
    includeList.append(&includes.find(file).key());
}

QString CfgParser::errorString() {
    return err;
}

bool CfgParser::warning(const QXmlParseException& e) {
    QString tmp;

    tmp.sprintf("%d: warning: %s\n", e.lineNumber(),
        (const char*) e.message().utf8());

    err += tmp;

    return true;
}

bool CfgParser::error(const QXmlParseException& e) {
    QString tmp;

    tmp.sprintf("%d: error: %s\n", e.lineNumber(),
        (const char*) e.message().utf8());

    err += tmp;

    return true;
}

bool CfgParser::fatalError(const QXmlParseException& e) {
    QString tmp;

    tmp.sprintf("%d: fatal error: %s\n", e.lineNumber(),
        (const char*) e.message().utf8());

    err += tmp;

    return false;
}

// CfgHandler implementation
CfgHandler::CfgHandler(CfgParser& c):cfg(c) {
}

CfgHandler::~CfgHandler() {
}

bool CfgHandler::startKeymapElement(int ard, int arp, const QString& author) {
    if (author != "keyzcfg") {
        bool ret;
        ret = QMessageBox::warning(0, "keyz configurator",
            "Your zkb.xml doesn't seem created by keyz configurator.\n"
            "By using keyz configurator you may loose your current "
            "configuration\n Do you want to continue\n\n",
            "Yes", "No", 0, 0, 1);

        if (ret != 0) {
            err = "cancelled by user";
            return false;
        }
    }

    if (ard != -1) {
        cfg.setAutorepeatDelay(ard);
    }

    if (arp != -1) {
        cfg.setAutorepeatPeriod(arp);
    }

    return true;
}

bool CfgHandler::startIncludeElement(const QString& file,
    const QString& pref) {

    cfg.addFile(file, pref);
    return true;
}

bool CfgHandler::startLabelElement(const QString& label,
    const QString& state) {

    cfg.addLabel(label, state);
    return true;
}

bool CfgHandler::startStateElement(const QString&, const QString&, bool) {

    return true;
}

bool CfgHandler::startMapElement(int, bool) {
    return true;
}

bool CfgHandler::startEventElement(int, int, int, bool, bool) {
    return true;
}

bool CfgHandler::startNextStateElement(const QString&) {
    return true;
}


bool CfgHandler::endKeymapElement() {
    return true;
}

bool CfgHandler::endIncludeElement() {
    return true;
}

bool CfgHandler::endLabelElement() {
    return true;
}

bool CfgHandler::endStateElement() {
    return true;
}

bool CfgHandler::endMapElement() {
    return true;
}

bool CfgHandler::endEventElement() {
    return true;
}

bool CfgHandler::endNextStateElement() {
    return true;
}

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