[Qt-interest] ID's on QButtonGroup

[Frank Lutz]

Hi,
i do have some Problems with the id's of QButtongroup. Firsty i put 
Buttons with Directory Names into and
than one empty for QLineEdit ( for new Directory ).
Later i want destroy the Buttons and fill new, but my last empty button 
didn't destroyed.
So i ask myself why he didn't distroy also the last Button. Do you can 
help me please?
Thanks!


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Source Code:
	for (int i = 0; i < dirlist.size(); i++) {
		qDebug()<<"  dirlist.at("<<i<<").baseName()="<<dirlist.at(i).baseName();
		QRadioButton *btn = new QRadioButton(" "+dirlist.at(i).baseName() );
		btn->setAutoExclusive(true);
		buttongroup->addButton(btn,i);
		if(dirlist.at(i).baseName()==value){ 
buttongroup->button(0)->setChecked(true); }
	}

	QRadioButton *btn  = new QRadioButton();
	btn->setAutoExclusive(true);
	qDebug()<<"  buttongroup->buttons ().size()="<<buttongroup->buttons 
().size();
	int id = buttongroup->buttons ().size();
	buttongroup->addButton(btn,id);
	qDebug()<<"  buttongroup->buttons"<<buttongroup->buttons();
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Debug:

   buttongroup->buttons ().size()= 2
   buttongroup->buttons (QRadioButton(0x815da20) , 
QRadioButton(0x8153308) ,  QRadioButton(0x813be20) )

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...


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Source Code:
	qDebug()<<" 
buttongroup->buttons().size()="<<buttongroup->buttons().size()<<endl;


	for(int i=0; i<buttongroup->buttons().size();i++){
		qDebug()<<"  i="<<i<<"destroy 
buttongroup->button("<<i<<")->text()="<<buttongroup->button(i)->text();
		buttongroup->removeButton(buttongroup->button(i));
	}
---------------------------------------------------------------------------------------------------------------------
Debug:
	buttongroup->buttons().size()= 3
	i= 0 destroy buttongroup->button( 0 )->text()= " Cocktails"
	i= 1 destroy buttongroup->button( 1 )->text()= " Vorspeisen"
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