QSetting操作ini文件（包括增删改查），自己封装了QSetting类

#include "inifile.h" #include <QVariant> #include <QDebug> //#include <QFileInfo> IniFile::IniFile(QString fileName) { isInsertDeduplication = false; isValueDeduplication = false; isCoverWrite = true; iniSetting = new QSettings(fileName,QSettings::IniFormat); } QStringList IniFile::getValue(const QString& group,const QString& key) const { QVariant variant = iniSetting->value(QString(group +"/" + key)); QStringList value = variant.value<QStringList>(); qDebug()<<"value:"<<value; return value; } QStringList IniFile::getAllKey() const { return iniSetting->allKeys(); } QStringList IniFile::getKey(const QString &group) const { iniSetting->beginGroup(group); QStringList keyList = iniSetting->childKeys(); iniSetting->endGroup(); return keyList; } QStringList IniFile::getGroup() const { QStringList groupList = iniSetting->childGroups(); return groupList; } void IniFile::saveValue(const QString& group, const QString& key, const QStringList& values) { //结构 /* * {isValue:1 isCover-> {noValue:2 //Cover-> [isInsert:3 {isValue-> [noInsert:4 noCover-> [isInsert:5 {noValue [noInsert:6 */ /// \brief resVariant QVariant resVariant; iniSetting->beginGroup(group); if(isCoverWrite){//如果覆盖写入，则直接写入 if(isValueDeduplication){//即将插入的值去重 QStringList resValues;//新建QStringList去重 for(int i = 0; i < values.size() ;i++){ if(resValues.indexOf(values.at(i)) == -1){ resValues.push_back(values.at(i)); } } resVariant.setValue(resValues); //qDebug()<<"test1"; }else{//即将插入的值不去重复 resVariant.setValue(values); //qDebug()<<"test2"; } }else{//不覆盖写入 QVariant variant = iniSetting->value(key); QStringList originalValue = variant.value<QStringList>(); if(isValueDeduplication){//即将插入的值去重 if(isInsertDeduplication){//即将插入和原有值不同的值 foreach(QString tempValue, values){ if(originalValue.indexOf(tempValue) == -1){ originalValue.push_back(tempValue); } } qDebug()<<"test3"; }else{//即将插入的值和原有值的值可以相同 QStringList resValues;//新建QStringList对即将插入的值去重 for(int i = 0; i < values.size() ;i++){ if(resValues.indexOf(values.at(i)) == -1){ resValues.push_back(values.at(i)); } } foreach(QString tempValue, resValues){ originalValue.push_back(tempValue); } } qDebug()<<"test4"; }else{//即将插入的值不去重 if(isInsertDeduplication){//即将插入和原有值不同的值 QStringList resValues; foreach(QString tempValue, values){ if(originalValue.indexOf(tempValue) == -1){ resValues.push_back(tempValue); } } foreach(QString tempValue, resValues){ originalValue.push_back(tempValue); } qDebug()<<"test5"; }else{//即将插入的值和原有值可以相同 foreach(QString tempValue, values){ originalValue.push_back(tempValue); } qDebug()<<"test6"; } } resVariant.setValue(originalValue); } iniSetting->setValue(key, resVariant); iniSetting->endGroup(); //在原有的基础上进行去重复 // for(int i = 0; i < values.size() ;i++){ // for(int j = i + 1; j < values.size(); j++){ // int indexFind = values.indexOf(values.at(i), j); // if(indexFind != -1){ // values.removeAt(indexFind); // } // } // } } void IniFile::printAllGroup() const { QStringList groupList = iniSetting->childGroups(); foreach (QString group, groupList) { qDebug()<< "group:" << group ; } } void IniFile::printAllKey() const { qDebug()<< iniSetting->allKeys(); } void IniFile::printKey(const QString& group) const { iniSetting->beginGroup(group); QStringList keyList = iniSetting->childKeys(); qDebug() <<"allKeys : " << keyList << endl; iniSetting->endGroup(); } void IniFile::printAllValue(const QString& group, const QString& key) const { iniSetting->beginGroup(group); QVariant variant = iniSetting->value(key); QStringList valueList = variant.value<QStringList>(); qDebug() << "values size:" <<valueList.size(); qDebug() <<"allValues:" << valueList; iniSetting->endGroup(); } void IniFile::printAllInfo() const { QStringList groupList = iniSetting->childGroups(); foreach(QString group, groupList){ qDebug() <<"group:" << group <<endl; iniSetting->beginGroup(group); QStringList keys = iniSetting->childKeys(); qDebug() <<"Keys : " << keys << endl; foreach(QString key, keys) { QVariant variant = iniSetting->value(key); QStringList values = variant.value<QStringList>(); qDebug() << "values size:" <<values.size() << endl; qDebug() <<"allValues:" << values<< endl; } iniSetting->endGroup(); } } void IniFile::clear() { iniSetting->clear(); } QString IniFile::getFilePath() const { return iniSetting->fileName(); } void IniFile::onInsertDeduplication() { isInsertDeduplication = true; } void IniFile::offInsertDeduplication() { isInsertDeduplication = false; } void IniFile::onCoverWrite() { isCoverWrite = true; } void IniFile::offCoverWrite() { isCoverWrite = false; } void IniFile::remove(const QString& group, const QString& key) { iniSetting->beginGroup(group); iniSetting->remove(key); iniSetting->endGroup(); } void IniFile::remove(const QString& group) { iniSetting->beginGroup(group); iniSetting->remove(""); iniSetting->endGroup(); } bool IniFile::hasKey(const QString &group, const QString &key) const { bool res; iniSetting->beginGroup(group); res = iniSetting->contains(key); iniSetting->endGroup(); return res; } bool IniFile::hasGroup(const QString& group) const { QStringList groupList = iniSetting->childGroups(); // qDebug()<<"groupList:"<<groupList; if(groupList.indexOf(group) == -1){ return false; }else{ return true; } } bool IniFile::hasValue(const QString& group, const QString& key, const QString& value) const { bool res; iniSetting->beginGroup(group); QVariant variant = iniSetting->value(key); QStringList valueList = variant.value<QStringList>(); if(valueList.indexOf(value) == -1){ res = false; }else{ res = true; } iniSetting->endGroup(); return res; } void IniFile::onValueDeduplication() { isValueDeduplication = true; } void IniFile::offValueDeduplication() { isValueDeduplication = false; }