qtforum.de

Code: Alles auswählen

//lcd.h
#include <QWidget>
#include <QLCDNumber>
class Lcd : public QWidget
{
	Q_OBJECT
	public:
		int Wert;
		QLCDNumber *lcd;    
		Lcd(QWidget *parent = 0);   
	public slots:
		void Plus();
		void Minus();
		void Reset();	
}; 

Code: Alles auswählen

//lcd.cpp
#include <QtGui>
#include "lcd.h"
           
Lcd::Lcd(QWidget *parent)
	: QWidget(parent)
{
	Wert = 0;
                   
	QPushButton *plus = new QPushButton("+", this);
                   
	lcd = new QLCDNumber(1, this);
	lcd->display(Wert);
                   
	QPushButton *minus = new QPushButton("-", this);
                   
	connect(plus, SIGNAL(clicked()), this, SLOT(Plus())); 
	connect(minus, SIGNAL(clicked()), this, SLOT(Minus())); 
}

void Lcd::Reset(){
	Wert=0;
	lcd->display(Wert);
}
		
void Lcd::Plus(){
	Wert++;
	if(Wert > 9) {Wert=0;}
	lcd->display(Wert);
} 
		
void Lcd::Minus(){
	Wert--;
	if(Wert < 0) {Wert=9;}
	lcd->display(Wert);
} 

Code: Alles auswählen

//page_basis.cpp
#include <QtGui>

#include "page_basis.h"
#include "lcd.h"

page_Basis::page_Basis(QWidget *parent)
	: QWidget(parent)
    {
    	
		Imp_1 = new Lcd();
		
		QPushButton *reset = new QPushButton("RESET");

		//ich verschone euch mit dem Layout
        
                connect(reset, SIGNAL(clicked()), Imp_1, SLOT(Reset())); 
    }