8_2.cpp

一个qt设计的教程

#include <qapplication.h>
#include <qwidget.h>
#include <qlistview.h>

class MyMainWindow:public QWidget
{
 public:
    MyMainWindow();
 private:
    QListView *listview;
    QListViewItem *topic1;
    QListViewItem *topic2;
    QListViewItem *topic3;
    QListViewItem *item;
};

MyMainWindow::MyMainWindow()
{
 setGeometry(100,100,300,300);
 
 listview = new QListView(this);
 listview->setGeometry(0,0,400,400);

 listview->setRootIsDecorated(true);

 listview->addColumn("Book");
 listview->addColumn("Solid Copies");
 listview->addColumn("Price");

 topic1 = new QListViewItem(listview,"Topic 1");
 topic2 = new QListViewItem(listview,"Topic 2");
 topic3 = new QListViewItem(listview,"Topic 3");

 item = new QListViewItem(topic1,"Book 1","21,000","$29.99");
 item = new QListViewItem(topic2,"Book 2","19,000","$24.99");
 item = new QListViewItem(topic3,"Book 3","14,000","$99.99");

 item = new QListViewItem(topic3,"Book 1","3800,000","$29.99");
 item = new QListViewItem(topic3,"Book 2","16,000","$24.99");
 item = new QListViewItem(topic3,"Book 3","9,000","$99.99");

 item = new QListViewItem(topic3,"Book 1","3800,000","$29.99");
 item = new QListViewItem(topic3,"Book 2","16,000","$24.99");
 item = new QListViewItem(topic3,"Book 3","9,000","$99.99");
}

main(int argc,char **argv)
{
 QApplication a(argc,argv);
 MyMainWindow w;

 a.setMainWidget(&w);
 w.show();
 a.exec();
}