QStackedWidget

#include "stackdlg.h"

#include <QHBoxLayout>

StackDlg::StackDlg(QWidget *parent)

    : QDialog(parent)

{

    setWindowTitle(tr("StackedWidget"));

    list = new QListWidget(this);

    //在QListWidget 中插入三个条目，作为选择项

    list->insertItem(0,tr("Window1"));

    list->insertItem(0,tr("Window2"));

    list->insertItem(0,tr("Window3"));

    label1 = new QLabel(tr("WindowTest1"));

    label2 = new QLabel(tr("WindowTest2"));

    label3 = new QLabel(tr("WindowTest3"));

    stack = new QStackedWidget(this);

    //将创建的三个QLabel标签控件依次插入堆栈窗体中

    stack->addWidget(label1);

    stack->addWidget(label2);

    stack->addWidget(label3);

    QHBoxLayout *mainLayout = new QHBoxLayout(this);

    //设置对话框的边距为5

    mainLayout->setMargin(5);

    //设置各个控件之间的间距为5

    mainLayout->setSpacing(5);

    mainLayout->addWidget(list);

    mainLayout->addWidget(stack,0,Qt::AlignHCenter);

    //list:stack 大小=  1:3

    mainLayout->setStretchFactor(list,1);

    mainLayout->setStretchFactor(stack,3);

    connect(list,SIGNAL(currentRowChanged(int)),stack,SLOT(setCurrentIndex(int)));

}

StackDlg::~StackDlg()

{

}