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Chenwenxuan
2024-03-06 14:54:30 +08:00
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lib/engine/rs_settings.cpp Normal file
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/****************************************************************************
**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
// RVT_PORT changed QSettings s(QSettings::Ini) to QSettings s("./qcad.ini", QSettings::IniFormat);
#include <QSettings>
#include "rs_settings.h"
RS_Settings* RS_Settings::uniqueInstance = nullptr;
bool RS_Settings::save_is_allowed = true;
RS_Settings::RS_Settings():
initialized(false)
{
}
RS_Settings* RS_Settings::instance() {
if (!uniqueInstance) {
uniqueInstance = new RS_Settings();
}
return uniqueInstance;
}
/**
* Initialisation.
*
* @param companyKey String that identifies the company. Must start
* with a "/". E.g. "/RibbonSoft"
* @param appKey String that identifies the application. Must start
* with a "/". E.g. "/LibreCAD"
*/
void RS_Settings::init(const QString& companyKey,
const QString& appKey) {
group = "";
this->companyKey = companyKey;
this->appKey = appKey;
//insertSearchPath(QSettings::Windows, companyKey + appKey);
//insertSearchPath(QSettings::Unix, "/usr/share/");
initialized = true;
}
/**
* Destructor
*/
RS_Settings::~RS_Settings() {
}
void RS_Settings::beginGroup(const QString& group) {
this->group = group;
}
void RS_Settings::endGroup() {
this->group = "";
}
bool RS_Settings::writeEntry(const QString& key, int value) {
return writeEntry(key, QVariant(value));
}
bool RS_Settings::writeEntry(const QString& key,const QString& value) {
return writeEntry(key, QVariant(value));
}
bool RS_Settings::writeEntry(const QString& key, double value) {
return writeEntry(key, QVariant(value));
}
bool RS_Settings::writeEntry(const QString& key, const QVariant& value) {
// Skip writing operations if the key is found in the cache and
// its value is the same as the new one (it was already written).
QVariant ret = readEntryCache(key);
if (ret.isValid() && ret == value) {
return true;
}
QSettings s(companyKey, appKey);
// RVT_PORT not supported anymore s.insertSearchPath(QSettings::Windows, companyKey);
s.setValue(QString("%1%2").arg(group).arg(key), value);
cache[group+key]=value;
return true;
}
bool RS_Settings::writeEntry(const QString& key, const QMap<QString,double> value)
{
if(value.empty())
{
removeEntry(key);
return true;
}
QStringList textList = value.keys();
int size = value.size();
QMap<QString,QVariant> temp;
for(auto i=0;i<size;i++)
{
temp[textList.at(i)] = QVariant(value[textList.at(i)]);
}
return writeEntry(key, QVariant(temp));
}
QString RS_Settings::readEntry(const QString& key,
const QString& def,
bool* ok) {
// lookup:
QVariant ret = readEntryCache(group+key);
if (!ret.isValid()) {
QSettings s(companyKey, appKey);
// RVT_PORT not supported anymore s.insertSearchPath(QSettings::Windows, companyKey);
if (ok) {
*ok=s.contains(QString("%1%2").arg(group).arg(key));
}
ret = s.value(QString("%1%2").arg(group).arg(key), QVariant(def));
cache[group+key]=ret;
}
return ret.toString();
}
QByteArray RS_Settings::readByteArrayEntry(const QString& key,
const QString& def,
bool* ok) {
QVariant ret = readEntryCache(group+key);
if (!ret.isValid()) {
QSettings s(companyKey, appKey);
// RVT_PORT not supported anymore s.insertSearchPath(QSettings::Windows, companyKey);
if (ok) {
*ok=s.contains(QString("%1%2").arg(group).arg(key));
}
ret = s.value(QString("%1%2").arg(group).arg(key), QVariant(def));
cache[group+key]=ret;
}
return ret.toByteArray();
}
int RS_Settings::readNumEntry(const QString& key, int def)
{
QVariant value = readEntryCache(key);
if (!value.isValid())
{
QSettings s(companyKey, appKey);
QString str = QString("%1%2").arg(group).arg(key);
// qDebug() << str;
value = s.value(str, QVariant(def));
cache[group+key] = value;
}
return value.toInt();
}
double RS_Settings::readNumDEntry(const QString& key, double def)
{
QVariant value = readEntryCache(group+key);
if (!value.isValid())
{
QSettings s(companyKey, appKey);
QString str = QString("%1%2").arg(group).arg(key);
// qDebug() << str;
value = s.value(str, QVariant(def));
cache[group+key] = value;
}
return value.toDouble();
}
QVariant RS_Settings::readEntryCache(const QString& key) {
if(!cache.count(key)) return QVariant();
return cache[group+key];
}
QMap<QString,QVariant> RS_Settings::readQMapQStringQVariantEntry(const QString& key,QMap<QString,QVariant> def)
{
QVariant value = readEntryCache(group+key);
if (!value.isValid())
{
QSettings s(companyKey, appKey);
QString str = QString("%1%2").arg(group).arg(key);
// qDebug() << str;
value = s.value(str, QVariant::fromValue(def));
cache[group+key] = value;
}
return value.value<QMap<QString,QVariant>>();
}
QMap<QString,double> RS_Settings::readQMapQStringDoubleEntry(const QString& key,QMap<QString,double> def)
{
QVariant value = readEntryCache(group+key);
if (!value.isValid())
{
QSettings s(companyKey, appKey);
QString str = QString("%1%2").arg(group).arg(key);
// qDebug() << str;
value = s.value(str, QVariant::fromValue(def));
cache[group+key] = value;
}
QMap<QString,QVariant> temp = value.value<QMap<QString,QVariant>>();
QStringList textList = temp.keys();
int size = temp.size();
QMap<QString,double> temp2;
for(auto i=0;i<size;i++)
{
temp2[textList[i]] = temp[textList[i]].toDouble();
}
return temp2;
}
QStringList RS_Settings::readQListQStringEntry(const QString& key,QStringList def)
{
QVariant value = readEntryCache(group+key);
if (!value.isValid())
{
QSettings s(companyKey, appKey);
QString str = QString("%1%2").arg(group).arg(key);
// qDebug() << str;
value = s.value(str, QVariant::fromValue(def));
cache[group+key] = value;
}
QStringList reValue = value.value<QStringList>();
return reValue;
}
void RS_Settings::addToCache(const QString& key, const QVariant& value) {
cache[group+key]=value;
}
void RS_Settings::clear_all()
{
QSettings s(companyKey, appKey);
s.clear();
save_is_allowed = false;
}
void RS_Settings::clear_geometry()
{
QSettings s(companyKey, appKey);
s.remove("/Geometry");
save_is_allowed = false;
}
void RS_Settings::removeEntry(QString value)
{
if(cache.count(value)) cache.erase(value);
QSettings s(companyKey, appKey);
s.remove(group+value);
}