How to declare a function for click button event

[prajnaranjan.das]

how should I edit these tags...I already used @ tags but its not working ,what I hav to put before these tags ???

[Lykurg]

E.g.:

[code]int i = 0;
i++;
if (i == 1)
quit();[/code]

[BalaQT]

class ButtonLayout : public QWidget
 {
     Q_OBJECT
 
 public:
     ButtonLayout(QWidget *parent = 0);
     QLabel  *lblImage;
     //add remaining class members
};
ButtonLayout::ButtonLayout(QWidget *parent)
     : QWidget(parent)
 {
     QPushButton *btn1 = new QPushButton("IMAGE");
 
     connect(btn1,SIGNAL(clicked()),this,SLOT(openImage()));
 
     QVBoxLayout *layout = new QVBoxLayout;
     layout->addWidget(btn1);
     setLayout(layout);
 
    //add like this
     lblImage = new QLabel;
     lblImage->setPixmap(":/images/Resource/photo.JPG");
 }
 
 void ButtonLayout::openImage()
 {
     lblImage->show(); 
 }

class ButtonLayout : public QWidget
 {
     Q_OBJECT

 public:
     ButtonLayout(QWidget *parent = 0);
     QLabel  *lblImage;
     //add remaining class members
};
ButtonLayout::ButtonLayout(QWidget *parent)
     : QWidget(parent)
 {
     QPushButton *btn1 = new QPushButton("IMAGE");

     connect(btn1,SIGNAL(clicked()),this,SLOT(openImage()));

     QVBoxLayout *layout = new QVBoxLayout;
     layout->addWidget(btn1);
     setLayout(layout);
     
    //add like this
     lblImage = new QLabel;
     lblImage->setPixmap(":/images/Resource/photo.JPG");
 }

 void ButtonLayout::openImage()
 {
     lblImage->show(); 
 }

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it all depends on ur need. as our Qt experts said, u should start studying QtDoc

Bala