webkit的基本应用

新建Qt Widgets Application->Browser01

修改.pro文件内容：

#-------------------------------------------------
#
# Project created by QtCreator --24T21::
#
#-------------------------------------------------

QT       += core gui
QT       +=webkitwidgets

greaterThan(QT_MAJOR_VERSION, ): QT += widgets

TARGET = Browser01
TEMPLATE = app

SOURCES += main.cpp\
        mainwindow.cpp

HEADERS  += mainwindow.h

FORMS    += mainwindow.ui

界面：

mainwindow.cpp内容

#include "mainwindow.h"
#include "ui_mainwindow.h"

MainWindow::MainWindow(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);
}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::on_pushButton_clicked()
{
    ui->webView->back();
}

void MainWindow::on_pushButton_2_clicked()
{
    ui->webView->forward();
}

void MainWindow::on_pushButton_3_clicked()
{
    ui->webView->reload();
}

void MainWindow::on_pushButton_4_clicked()
{
    ui->webView->load("http://"+ui->lineEdit->text());
}

void MainWindow::on_lineEdit_returnPressed()
{
    on_pushButton_4_clicked();
}