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Diffstat (limited to 'examples/webkit/googlechat/googlechat.cpp')
| -rw-r--r-- | examples/webkit/googlechat/googlechat.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/examples/webkit/googlechat/googlechat.cpp b/examples/webkit/googlechat/googlechat.cpp new file mode 100644 index 0000000..9ac2cd2 --- /dev/null +++ b/examples/webkit/googlechat/googlechat.cpp @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui> +#include <QtWebKit> + +#include "googlechat.h" + +#define GOOGLECHAT_URL "http://talkgadget.google.com/talkgadget/m" + +GoogleChat::GoogleChat(): QWidget() { + form.setupUi(this); + setFixedSize(320, 480); + + form.userNameEdit->setFocus(); + connect(form.userNameEdit, SIGNAL(textChanged(QString)), SLOT(adjustLoginButton())); + connect(form.userNameEdit, SIGNAL(returnPressed()), SLOT(inputPassword())); + + connect(form.passwordEdit, SIGNAL(textChanged(QString)), SLOT(adjustLoginButton())); + connect(form.passwordEdit, SIGNAL(returnPressed()), SLOT(doLogin())); + + form.loginButton->setEnabled(false); + connect(form.loginButton, SIGNAL(clicked()), SLOT(doLogin())); + + connect(form.webView, SIGNAL(loadFinished(bool)), SLOT(initialPage(bool))); + connect(form.webView, SIGNAL(loadProgress(int)), + form.progressBar, SLOT(setValue(int))); + form.webView->setUrl((QUrl(GOOGLECHAT_URL))); + form.webView->setContextMenuPolicy(Qt::PreventContextMenu); + + showStatus("Wait..."); +} + +void GoogleChat::showStatus(const QString &msg) { + form.statusLabel->setText(msg); + form.stackedWidget->setCurrentIndex(0); +} + +void GoogleChat::showError(const QString &msg) { + form.progressBar->hide(); + showStatus(QString("Error: %1").arg(msg)); +} + +QString GoogleChat::evalJS(const QString &js) { + QWebFrame *frame = form.webView->page()->mainFrame(); + return frame->evaluateJavaScript(js).toString(); +} + +void GoogleChat::adjustLoginButton() { + userName = form.userNameEdit->text(); + password = form.passwordEdit->text(); + bool ok = !userName.isEmpty() && !password.isEmpty(); + form.loginButton->setEnabled(ok); +} + +void GoogleChat::inputPassword() { + if (!form.userNameEdit->text().isEmpty()) + form.passwordEdit->setFocus(); +} + +void GoogleChat::doLogin() { + userName = form.userNameEdit->text(); + password = form.passwordEdit->text(); + bool ok = !userName.isEmpty() && !password.isEmpty(); + if (!ok) + return; + + form.progressBar->setValue(0); + form.progressBar->show(); + connect(form.webView, SIGNAL(loadFinished(bool)), SLOT(loginPage(bool))); + connect(form.webView, SIGNAL(loadProgress(int)), + form.progressBar, SLOT(setValue(int))); + showStatus("Logging in..."); + + QString userEmail = userName + "@gmail.com"; + evalJS(QString("document.getElementById('Email').value = \"%1\";").arg(userEmail)); + evalJS(QString("document.getElementById('Passwd').value = \"%1\";").arg(password)); + evalJS("document.getElementById('gaia_loginform').submit();"); +} + +void GoogleChat::initialPage(bool ok) { + if (ok) { + QString s1 = evalJS("document.getElementById('Email').name"); + QString s2 = evalJS("document.getElementById('Passwd').name"); + QString s3 = evalJS("document.getElementById('gaia_loginform').id"); + if (s1 == "Email" && s2 == "Passwd" && s3 == "gaia_loginform") { + form.stackedWidget->setCurrentIndex(1); + form.webView->disconnect(); + return; + } + } + + showError("SERVICE unavailable."); +} + +void GoogleChat::hideElements() +{ + evalJS("var e = document.getElementsByClassName('footer-footer')[0]; e.parentElement.removeChild(e)"); + evalJS("var e = document.getElementsByClassName('title-bar-bg title-bar')[0]; e.parentElement.removeChild(e)"); + QTimer::singleShot(2000, this, SLOT(hideElements())); +} + +void GoogleChat::loginPage(bool ok) { + QString location = form.webView->url().toString(); + if (!ok) { + if (location.indexOf("CheckCookie")) + return; + showError("Service unavailable"); + } else { + // check for any error message + QString c = evalJS("document.getElementsByClassName('errormsg').length"); + if (c == "0") { + form.stackedWidget->setCurrentIndex(2); + QTimer::singleShot(500, this, SLOT(hideElements())); + return; + } + + QString err = "Unknown login failure."; + if (c == "1") { + err = evalJS("document.getElementsByClassName('errormsg')[0].textContent"); + err = err.simplified(); + } + showError(err); + } +} |