[QT]QToolBox 抽屉控件初步学习使用

创建一个不带界面的widget工程201701100038。

main.c

#include "widget.h"
#include <QApplication>
#include <QDesktopWidget>

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    Widget w;
    const QRect availableGeometry = QApplication::desktop()->availableGeometry(&w);
    w.resize(availableGeometry.width()/3,availableGeometry.height()*2/3);
    w.move((availableGeometry.width()-w.width())/2,
           (availableGeometry.height()-w.height())/2);
    w.show();

    return a.exec();
}

widget.c

#include <QtWidgets>

#include "widget.h"

Widget::Widget(QWidget *parent) :
    QWidget(parent)
{
    QToolBox *toolbox = new QToolBox(this);
    QPushButton *btnNew1 = new QPushButton(tr("New1"));
    QPushButton *btnNew2 = new QPushButton(tr("New2"));
    QPushButton *btnNew3 = new QPushButton(tr("New3"));
    QWidget *page = new QWidget;
    QGridLayout *layout = new QGridLayout(page);
    layout->addWidget(btnNew1);
    page->setLayout(layout);
    toolbox->addItem(page,tr("new1"));

    page = new QWidget;
    layout = new QGridLayout(page);
    layout->addWidget(btnNew2);
    page->setLayout(layout);
    toolbox->addItem(page,tr("new2"));

    page = new QWidget;
    layout = new QGridLayout(page);
    layout->addWidget(btnNew3);
    page->setLayout(layout);
    toolbox->addItem(page,tr("new3"));

}

Widget::~Widget()
{

}

widget.h

#ifndef WIDGET_H
#define WIDGET_H

#include <QWidget>


class Widget : public QWidget
{
    Q_OBJECT

public:
    explicit Widget(QWidget *parent = 0);
    ~Widget();

private:

};

#endif // WIDGET_H

程序运行效果：