QTreeWidget and QStackedWidget

[totem]

this is done in like 3 mins...

MyTreeWidget::MyTreeWidget(...)
{
    // ...
    connect(this, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)), SLOT(currentItemChanged(QTreeWidgetItem*)))
    // ...
}
void MyTreeWidget::populate(...)
{
    // ...
    QTreeWidgetItem *item = new QTreeWidgetItem("tree_item") ;
    item->setUserData(0,Qt::UserRole, PAGE_ID) ;        // unique ID HERE
    addTopLevelItem(item) ;
    // ...
}
void MyTreeWidget::currentItemChanged(QTreeWidgetItem * current)
{
    int id = item->data(0,Qt::UserRole).toInt() ;
    emit currentIDChanged(id) ;
}

MyTreeWidget::MyTreeWidget(...)
{
    // ...
    connect(this, SIGNAL(currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)), SLOT(currentItemChanged(QTreeWidgetItem*)))
    // ...
}
void MyTreeWidget::populate(...)
{
    // ...
    QTreeWidgetItem *item = new QTreeWidgetItem("tree_item") ;
    item->setUserData(0,Qt::UserRole, PAGE_ID) ;        // unique ID HERE
    addTopLevelItem(item) ;
    // ...
}
void MyTreeWidget::currentItemChanged(QTreeWidgetItem * current)
{
    int id = item->data(0,Qt::UserRole).toInt() ;
    emit currentIDChanged(id) ;
}

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MyWindow::MyWindow(...)
{
    // MyTreeWidget *p_treeWidget
    // QStackedWidget *p_stackedWidget
 
    // ...
 
    connect(p_treeWidget, SIGNAL(currentIDChanged(int)), p_stackedWidget, SLOT(setCurrentIndex(int))) ;
 
    // ...
}

MyWindow::MyWindow(...)
{
    // MyTreeWidget *p_treeWidget
    // QStackedWidget *p_stackedWidget
    
    // ...
    
    connect(p_treeWidget, SIGNAL(currentIDChanged(int)), p_stackedWidget, SLOT(setCurrentIndex(int))) ;
    
    // ...
}

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