#include "mainwindow.h"
#include "ui_mainwindow.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
connect(ui->pushButton , SIGNAL(clicked()), this, SLOT(on_pushButton_clicked()));
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::on_pushButton_clicked()
{
QComboBox * cbb_1 = new QComboBox(this);
cbb_1->view()->setFixedWidth(100);
cbb_1->setGeometry(rect().x()+200, rect().y()+10,100, 30);
for(int i; i< 20; i++){
cbb_1->addItem(QString::asprintf("Item %d",i));
}
}
不知道什么地方出錯了
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