examples/activeqt/webbrowser/main.cpp
author Eckhart Koeppen <eckhart.koppen@nokia.com>
Wed, 21 Apr 2010 20:15:53 +0300
branchRCL_3
changeset 13 c0432d11811c
parent 4 3b1da2848fc7
permissions -rw-r--r--
eb175c3290cd7ea85da4a590db9461504a4904bc

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QApplication>
#include <QMessageBox>
#include <QProgressBar>
#include <QStatusBar>
#include <QMainWindow>
#include <QAbstractEventDispatcher>

#if defined(Q_WS_WINCE_WM)
#include "ui_mainwindow_windowsmobile.h"
#include <windows.h>
#else
#include "ui_mainwindow.h"
#endif

//! [0]
class MainWindow : public QMainWindow, public Ui::MainWindow
{
    Q_OBJECT
public:
    MainWindow();

public slots:
    void on_WebBrowser_TitleChange(const QString &title);
    void on_WebBrowser_ProgressChange(int a, int b);
    void on_WebBrowser_CommandStateChange(int cmd, bool on);
    void on_WebBrowser_BeforeNavigate();
    void on_WebBrowser_NavigateComplete(QString);

    void on_actionGo_triggered();
    void on_actionNewWindow_triggered();
    void on_actionAbout_triggered();
    void on_actionAboutQt_triggered();
    void on_actionFileClose_triggered();

private:
    QProgressBar *pb;
};
//! [0] //! [1]

MainWindow::MainWindow()
{
    setupUi(this);

    connect(addressEdit, SIGNAL(returnPressed()), actionGo, SLOT(trigger()));
    connect(actionBack, SIGNAL(triggered()), WebBrowser, SLOT(GoBack()));
    connect(actionForward, SIGNAL(triggered()), WebBrowser, SLOT(GoForward()));
    connect(actionStop, SIGNAL(triggered()), WebBrowser, SLOT(Stop()));
    connect(actionRefresh, SIGNAL(triggered()), WebBrowser, SLOT(Refresh()));
    connect(actionHome, SIGNAL(triggered()), WebBrowser, SLOT(GoHome()));
    connect(actionSearch, SIGNAL(triggered()), WebBrowser, SLOT(GoSearch()));

    pb = new QProgressBar(statusBar());
    pb->setTextVisible(false);
    pb->hide();
    statusBar()->addPermanentWidget(pb);

    WebBrowser->dynamicCall("GoHome()");
}

//! [1] //! [2]
void MainWindow::on_WebBrowser_TitleChange(const QString &title)
{
    setWindowTitle("Qt WebBrowser - " + title);
}

void MainWindow::on_WebBrowser_ProgressChange(int a, int b)
{
    if (a <= 0 || b <= 0) {
	pb->hide();
	return;
    }
    pb->show();
    pb->setRange(0, b);
    pb->setValue(a);
}

void MainWindow::on_WebBrowser_CommandStateChange(int cmd, bool on)
{
    switch (cmd) {
    case 1:
	actionForward->setEnabled(on);
	break;
    case 2:
	actionBack->setEnabled(on);
	break;
    }
}

void MainWindow::on_WebBrowser_BeforeNavigate()
{
    actionStop->setEnabled(true);
}

void MainWindow::on_WebBrowser_NavigateComplete(QString)
{
    actionStop->setEnabled(false);
}

//! [2] //! [3]
void MainWindow::on_actionGo_triggered()
{
    WebBrowser->dynamicCall("Navigate(const QString&)", addressEdit->text());
}

void MainWindow::on_actionNewWindow_triggered()
{
    MainWindow *window = new MainWindow;
    window->show();
    if (addressEdit->text().isEmpty())
	return;
    window->addressEdit->setText(addressEdit->text());
    window->actionStop->setEnabled(true);
    window->on_actionGo_triggered();
}

void MainWindow::on_actionAbout_triggered()
{
    QMessageBox::about(this, tr("About WebBrowser"),
		tr("This Example has been created using the ActiveQt integration into Qt Designer.\n"
		   "It demonstrates the use of QAxWidget to embed the Internet Explorer ActiveX\n"
		   "control into a Qt application."));
}

void MainWindow::on_actionAboutQt_triggered()
{
    QMessageBox::aboutQt(this, tr("About Qt"));
}

void MainWindow::on_actionFileClose_triggered()
{
    close();
}

#include "main.moc"

//! [3] //! [4]
int main(int argc, char ** argv)
{
    QApplication a(argc, argv);
    MainWindow w;
#if defined(Q_OS_WINCE)
    w.showMaximized();
#else
    w.show();
#endif
    return a.exec();
}
//! [4]