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Code: Alles auswählen

void TabZwei::open(){
	
	QString fileName = QFileDialog::getOpenFileName(this, "Open File", "/home",("Datei(*.txt *.dat *.odt *. )"));
 	if(!fileName.isEmpty()){
 	QFile file (fileName);
 	file.open(QIODevice::ReadOnly);
 	QDataStream in(&file);
 	in.setVersion(QDataStream::Qt_4_0);
 	}	
};

Code: Alles auswählen

#include "NSettings.h"
#include <QDebug>

NSettings :: NSettings(const QString & fileName, QObject * parent): 
	QSettings(fileName, QSettings::IniFormat){
		
		setFallbacksEnabled(false);
}

NSettings::~NSettings() {
	sync();	
}

double NSettings::readDouble(const QString & key){
	return value(key).toDouble();
}

Code: Alles auswählen

#ifndef NSETTINGS_H
#define NSETTINGS_H

#include <QSettings>

class NSettings : public QSettings {
	
	Q_OBJECT
	
	public:
	    NSettings(const QString &,  QObject * = 0);
		virtual ~NSettings();
		virtual double readDouble(const QString &);
	
	private:
		NSettings(const NSettings &);
		NSettings & operator=(const NSettings &);
};
#endif 

Code: Alles auswählen

#include <QtGui>
#include "TabZwei.h"
#include "NSettings.h"
#include "NSettings.h"


TabZwei::TabZwei(QWidget *parent) 
		:QWidget(parent)
{
		setupUi(this);	
		
		connect(loadFilePB, SIGNAL(clicked()),
			this, SLOT(open()));
		connect(saveDataPB, SIGNAL(clicked()),
			this, SLOT(saveData()));
		
		_list << "C1" << "C3" << "C5" << "C7" << "B2x" << "B2y" << "B4x" << "B4y" << "B6x" << "B6y"
		 << "S3x" << "S3y" << "S5x" << "S5y" << "S7x" << "S7y" << "D4x" << "D4y" << "D6x" << "D6y" 
		 << "R5x" << "R5y" << "R7x" << "R7y" << "F6x" << "F6y" << "G7x" << "G7y" << "A1x" << "A1y" 
		 << "A2x" << "A2y" << "A3x" << "A3y" << "A4x" << "A4y" << "A5x" << "A5y" << "A6x" << "A6y" << "A7x" << "A7y";  
			
		
	_hash.insert("C1", doubleSpinBox_C1);
	_hash.insert("C3", doubleSpinBox_C3);
	_hash.insert("C5", doubleSpinBox_C5);
	_hash.insert("C7", doubleSpinBox_C7);
	
	_hash.insert("B2x", doubleSpinBox_B2x), _hash.insert("B2y", doubleSpinBox_B2y);
	_hash.insert("B4x", doubleSpinBox_B4x),	_hash.insert("B4y", doubleSpinBox_B4y);
	_hash.insert("B6x", doubleSpinBox_B6x), _hash.insert("B6y", doubleSpinBox_B6y);
	_hash.insert("S3x", doubleSpinBox_S3x), _hash.insert("S3y", doubleSpinBox_S3y);
	_hash.insert("S5x", doubleSpinBox_S5x), _hash.insert("S5y", doubleSpinBox_S5y);
	_hash.insert("S7x", doubleSpinBox_S7x), _hash.insert("S7y", doubleSpinBox_S7y);	
	_hash.insert("D4x", doubleSpinBox_D4x), _hash.insert("D4y", doubleSpinBox_D4y);
	_hash.insert("D6x", doubleSpinBox_D6x), _hash.insert("D6y", doubleSpinBox_D6y);
	_hash.insert("R5x", doubleSpinBox_R5x), _hash.insert("R5y", doubleSpinBox_R5y);
	_hash.insert("R7x", doubleSpinBox_R7x), _hash.insert("R7y", doubleSpinBox_R7y);
	_hash.insert("F6x", doubleSpinBox_F6x), _hash.insert("F6y", doubleSpinBox_F6y);
	_hash.insert("G7x", doubleSpinBox_G7x), _hash.insert("G7y", doubleSpinBox_G7y);
	_hash.insert("A1x", doubleSpinBox_A1x), _hash.insert("A1y", doubleSpinBox_A1y);
	_hash.insert("A2x", doubleSpinBox_A2x), _hash.insert("A2y", doubleSpinBox_A2y);
	_hash.insert("A3x", doubleSpinBox_A3x), _hash.insert("A3y", doubleSpinBox_A3y);
	_hash.insert("A4x", doubleSpinBox_A4x), _hash.insert("A4y", doubleSpinBox_A4y);
	_hash.insert("A5x", doubleSpinBox_A5x), _hash.insert("A5y", doubleSpinBox_A5y);
	_hash.insert("A6x", doubleSpinBox_A6x), _hash.insert("A6y", doubleSpinBox_A6y);
	_hash.insert("A7x", doubleSpinBox_A7x), _hash.insert("A7y", doubleSpinBox_A7y);				
}	

void TabZwei::open(){
	//filedialog 
	//QString fileName
	//NSettings n(fileName,this);
	//_hash.value("C1")->setValue(n.readDouble("C1"));
	
	
	QString fileName = QFileDialog::getOpenFileName(this, "Open File", "/home", ("Datei(*.ini *.txt *.dat *.odt)"));
	NSettings n(fileName, this);
	for(double i = 0; i < _list.size(); ++i){
		_hash.value(i)->setValue(n.readDouble(i));		
	}
}

void TabZwei::saveData(){
	
	//
	double d;
	d = (_hash.value("C1"))->value();
	qDebug() << d;
	d++;
	_hash.value("C1")->setValue(d);

Code: Alles auswählen

TabZwei.cpp: In member function 'void TabZwei::open()':
TabZwei.cpp:70: error: no matching function for call to 'QHash<QString, QDoubleSpinBox*>::value(double&)'
/usr/include/qt4/QtCore/qhash.h:544: note: candidates are: const T QHash<Key, T>::value(const Key&) const [with Key = QString, T = QDoubleSpinBox*]
/usr/include/qt4/QtCore/qhash.h:555: note:                 const T QHash<Key, T>::value(const Key&, const T&) const [with Key = QString, T = QDoubleSpinBox*]
TabZwei.cpp:70: error: no matching function for call to 'NSettings::readDouble(double&)'
NSettings.h:13: note: candidates are: virtual double NSettings::readDouble(const QString&, const double&)
make: *** [TabZwei.o] Fehler 1

Code: Alles auswählen

for(double i = 0; i < _list.size(); ++i){ 
      _hash.value(i)->setValue(n.readDouble(i));