QT下的桌面程序启动页

IDE为qtcreator
mainwindow.cpp

#include "mainwindow.h"#include "ui_mainwindow.h"#include <QTextEdit>#include <windows.h>#include <QDateTime>MainWindow::MainWindow(QWidget *parent) :    QMainWindow(parent),    ui(new Ui::MainWindow){    setWindowTitle("程序启动画面。。。");    QTextEdit *edit = new QTextEdit;    edit->setText("启动窗口实例");    setCentralWidget(edit);    ui->setupUi(this);    resize(800,800);    Sleep(3000);}MainWindow::~MainWindow(){    delete ui;}

main.cpp

#include "mainwindow.h"#include <QApplication>#include <QPixmap>#include <QSplashScreen>int main(int argc, char *argv[]){    QApplication a(argc, argv);    //这里是你的图片路径    QPixmap pixmap("1.png");    QSplashScreen splash(pixmap);    splash.show();    a.processEvents();    MainWindow w;    w.show();    splash.finish(&w);    return a.exec();}