[Qt-interest] check box problem

[Andre Somers]

On 12-5-2010 13:35, Ramesh wrote:
>
> *Hi, all*
>
> * *
>
> *What is the mistake in this code,*
>
> *Initially, all the check boxes will be selected, later if I click 
> first checkbox, it will get untick, later if I click on the first box 
> again, it will get selected but the second one will be unticked.. 
> similarly if I reaped the process, the third box also get unticked.. 
> my I know where I am wrong...*
>
> * *
>
That is the expected behaviour from radio buttons. You did not specify 
what kind of behaviour you are looking for, so I have no idea what you 
want to achieve. Perhaps you should use QCheckBox instead? QRadioButtons 
are supposed to be mutually exclusive.

André

> *Here is the code **L***
>
> * *
>
> *QtRadioButtons::QtRadioButtons*(QWidget *parent)
>
>     : *QMainWindow*(parent)
>
> {
>
> //ui.setupUi(this);
>
> RadioButtonwidget *myradio = *new* RadioButtonwidget();
>
> *setCentralWidget*(myradio);
>
> }
>
> *QtRadioButtons::~QtRadioButtons*()
>
> {
>
> }
>
> *RadioButtonwidget::RadioButtonwidget*(QWidget *parent)
>
>     : *QWidget*(parent)
>
> {
>
> QGroupBox *groupBox = *new* *QGroupBox*(/tr/("Exclusive Radio Buttons"));
>
> QRadioButton *radio1 = *new* *QRadioButton*(/tr/("&Radio button 1"));
>
> QObject::*connect*(radio1,*SIGNAL*(clicked(*bool*)),*this*,*SLOT*(clickkedstate(*bool*)));
>
> QRadioButton *radio2 = *new* *QRadioButton*(/tr/("R&adio button 2"));
>
> QObject::*connect*(radio2,*SIGNAL*(clicked(*bool*)),*this*,*SLOT*(clickkedstate(*bool*)));
>
> QRadioButton *radio3 = *new* *QRadioButton*(/tr/("Ra&dio button 3"));
>
> QObject::*connect*(radio3,*SIGNAL*(clicked(*bool*)),*this*,*SLOT*(clickkedstate(*bool*)));
>
>          radio1->*setChecked*(*true*);
>
>          radio2->*setChecked*(*true*);
>
>          radio3->*setChecked*(*true*);
>
> QVBoxLayout *vbox = *new* *QVBoxLayout*;
>
>          vbox->*addWidget*(radio1);
>
>          vbox->*addWidget*(radio2);
>
>          vbox->*addWidget*(radio3);
>
>          vbox->*addStretch*(1);
>
>          groupBox->*setLayout*(vbox);
>
> *setLayout*(vbox);
>
> }
>
> *RadioButtonwidget::~RadioButtonwidget*()
>
> {
>
> }
>
>
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