kexi
validator.cpp00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00020 #include "validator.h"
00021
00022 using namespace KexiUtils;
00023
00024 Validator::Validator(QObject * parent, const char * name)
00025 : QValidator(parent,name)
00026 , m_acceptsEmptyValue(false)
00027 {
00028 }
00029
00030 Validator::~Validator()
00031 {
00032 }
00033
00034 Validator::Result Validator::check(const QString &valueName, const QVariant& v,
00035 QString &message, QString &details)
00036 {
00037 if (v.isNull() || v.type()==QVariant::String && v.toString().isEmpty()) {
00038 if (!m_acceptsEmptyValue) {
00039 message = Validator::msgColumnNotEmpty().arg(valueName);
00040 return Error;
00041 }
00042 return Ok;
00043 }
00044 return internalCheck(valueName, v, message, details);
00045 }
00046
00047 Validator::Result Validator::internalCheck(const QString & ,
00048 const QVariant& , QString & , QString & )
00049 {
00050 return Error;
00051 }
00052
00053 QValidator::State Validator::validate ( QString & , int & ) const
00054 {
00055 return QValidator::Acceptable;
00056 }
00057
00058
00059
00060 MultiValidator::MultiValidator(QObject* parent, const char * name)
00061 : Validator(parent, name)
00062 {
00063 m_ownedSubValidators.setAutoDelete(true);
00064 }
00065
00066 MultiValidator::MultiValidator(QValidator *validator,
00067 QObject * parent, const char * name)
00068 : Validator(parent, name)
00069 {
00070 addSubvalidator(validator);
00071 }
00072
00073
00074 void MultiValidator::addSubvalidator( QValidator* validator, bool owned )
00075 {
00076 if (!validator)
00077 return;
00078 m_subValidators.append(validator);
00079 if (owned && !validator->parent())
00080 m_ownedSubValidators.append(validator);
00081 }
00082
00083 QValidator::State MultiValidator::validate( QString & input, int & pos ) const
00084 {
00085 State s;
00086 foreach( QValueList<QValidator*>::ConstIterator, it, m_subValidators ) {
00087 s = (*it)->validate(input, pos);
00088 if (s==Intermediate || s==Invalid)
00089 return s;
00090 }
00091 return Acceptable;
00092 }
00093
00094 void MultiValidator::fixup ( QString & input ) const
00095 {
00096 foreach( QValueList<QValidator*>::ConstIterator, it, m_subValidators )
00097 (*it)->fixup(input);
00098 }
00099
00100 Validator::Result MultiValidator::internalCheck(
00101 const QString &valueName, const QVariant& v,
00102 QString &message, QString &details)
00103 {
00104 Result r;
00105 bool warning = false;
00106 foreach( QValueList<QValidator*>::ConstIterator, it, m_subValidators ) {
00107 if (dynamic_cast<Validator*>(*it))
00108 r = dynamic_cast<Validator*>(*it)->internalCheck(valueName, v, message, details);
00109 else
00110 r = Ok;
00111 if (r==Error)
00112 return Error;
00113 else if (r==Warning)
00114 warning = true;
00115 }
00116 return warning ? Warning : Ok;
00117 }
00118
|