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<h1 class="title">webpage.cpp Example File</h1>
<span class="subtitle">webenginewidgets/simplebrowser/webpage.cpp</span>
<!-- $$$webenginewidgets/simplebrowser/webpage.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp">
<span class="comment">/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
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** contributors may be used to endorse or promote products derived
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**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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****************************************************************************/</span>
<span class="preprocessor">#include "browserwindow.h"</span>
<span class="preprocessor">#include "tabwidget.h"</span>
<span class="preprocessor">#include "ui_certificateerrordialog.h"</span>
<span class="preprocessor">#include "ui_passworddialog.h"</span>
<span class="preprocessor">#include "webpage.h"</span>
<span class="preprocessor">#include "webview.h"</span>
<span class="preprocessor">#include <QAuthenticator></span>
<span class="preprocessor">#include <QMessageBox></span>
<span class="preprocessor">#include <QStyle></span>
<span class="preprocessor">#include <QWebEngineCertificateError></span>
WebPage<span class="operator">::</span>WebPage(<span class="type"><a href="qwebengineprofile.html">QWebEngineProfile</a></span> <span class="operator">*</span>profile<span class="operator">,</span> <span class="type">QObject</span> <span class="operator">*</span>parent)
: <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span>(profile<span class="operator">,</span> parent)
{
connect(<span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>authenticationRequired<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>WebPage<span class="operator">::</span>handleAuthenticationRequired);
connect(<span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>featurePermissionRequested<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>WebPage<span class="operator">::</span>handleFeaturePermissionRequested);
connect(<span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>proxyAuthenticationRequired<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>WebPage<span class="operator">::</span>handleProxyAuthenticationRequired);
connect(<span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>registerProtocolHandlerRequested<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>WebPage<span class="operator">::</span>handleRegisterProtocolHandlerRequested);
<span class="preprocessor">#if !defined(QT_NO_SSL) || QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)</span>
connect(<span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>selectClientCertificate<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>WebPage<span class="operator">::</span>handleSelectClientCertificate);
<span class="preprocessor">#endif</span>
}
bool WebPage<span class="operator">::</span>certificateError(<span class="keyword">const</span> <span class="type"><a href="qwebenginecertificateerror.html">QWebEngineCertificateError</a></span> <span class="operator">&</span>error)
{
<span class="type">QWidget</span> <span class="operator">*</span>mainWindow <span class="operator">=</span> view()<span class="operator">-</span><span class="operator">></span>window();
<span class="keyword">if</span> (error<span class="operator">.</span>isOverridable()) {
<span class="type">QDialog</span> dialog(mainWindow);
dialog<span class="operator">.</span>setModal(<span class="keyword">true</span>);
dialog<span class="operator">.</span>setWindowFlags(dialog<span class="operator">.</span>windowFlags() <span class="operator">&</span> <span class="operator">~</span><span class="type">Qt</span><span class="operator">::</span>WindowContextHelpButtonHint);
Ui<span class="operator">::</span>CertificateErrorDialog certificateDialog;
certificateDialog<span class="operator">.</span>setupUi(<span class="operator">&</span>dialog);
certificateDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setText(<span class="type">QString</span>());
<span class="type">QIcon</span> icon(mainWindow<span class="operator">-</span><span class="operator">></span>style()<span class="operator">-</span><span class="operator">></span>standardIcon(<span class="type">QStyle</span><span class="operator">::</span>SP_MessageBoxWarning<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> mainWindow));
certificateDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setPixmap(icon<span class="operator">.</span>pixmap(<span class="number">32</span><span class="operator">,</span> <span class="number">32</span>));
certificateDialog<span class="operator">.</span>m_errorLabel<span class="operator">-</span><span class="operator">></span>setText(error<span class="operator">.</span>errorDescription());
dialog<span class="operator">.</span>setWindowTitle(tr(<span class="string">"Certificate Error"</span>));
<span class="keyword">return</span> dialog<span class="operator">.</span>exec() <span class="operator">=</span><span class="operator">=</span> <span class="type">QDialog</span><span class="operator">::</span>Accepted;
}
<span class="type">QMessageBox</span><span class="operator">::</span>critical(mainWindow<span class="operator">,</span> tr(<span class="string">"Certificate Error"</span>)<span class="operator">,</span> error<span class="operator">.</span>errorDescription());
<span class="keyword">return</span> <span class="keyword">false</span>;
}
<span class="type">void</span> WebPage<span class="operator">::</span>handleAuthenticationRequired(<span class="keyword">const</span> <span class="type">QUrl</span> <span class="operator">&</span>requestUrl<span class="operator">,</span> <span class="type">QAuthenticator</span> <span class="operator">*</span>auth)
{
<span class="type">QWidget</span> <span class="operator">*</span>mainWindow <span class="operator">=</span> view()<span class="operator">-</span><span class="operator">></span>window();
<span class="type">QDialog</span> dialog(mainWindow);
dialog<span class="operator">.</span>setModal(<span class="keyword">true</span>);
dialog<span class="operator">.</span>setWindowFlags(dialog<span class="operator">.</span>windowFlags() <span class="operator">&</span> <span class="operator">~</span><span class="type">Qt</span><span class="operator">::</span>WindowContextHelpButtonHint);
Ui<span class="operator">::</span>PasswordDialog passwordDialog;
passwordDialog<span class="operator">.</span>setupUi(<span class="operator">&</span>dialog);
passwordDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setText(<span class="type">QString</span>());
<span class="type">QIcon</span> icon(mainWindow<span class="operator">-</span><span class="operator">></span>style()<span class="operator">-</span><span class="operator">></span>standardIcon(<span class="type">QStyle</span><span class="operator">::</span>SP_MessageBoxQuestion<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> mainWindow));
passwordDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setPixmap(icon<span class="operator">.</span>pixmap(<span class="number">32</span><span class="operator">,</span> <span class="number">32</span>));
<span class="type">QString</span> introMessage(tr(<span class="string">"Enter username and password for \"%1\" at %2"</span>)
<span class="operator">.</span>arg(auth<span class="operator">-</span><span class="operator">></span>realm())<span class="operator">.</span>arg(requestUrl<span class="operator">.</span>toString()<span class="operator">.</span>toHtmlEscaped()));
passwordDialog<span class="operator">.</span>m_infoLabel<span class="operator">-</span><span class="operator">></span>setText(introMessage);
passwordDialog<span class="operator">.</span>m_infoLabel<span class="operator">-</span><span class="operator">></span>setWordWrap(<span class="keyword">true</span>);
<span class="keyword">if</span> (dialog<span class="operator">.</span>exec() <span class="operator">=</span><span class="operator">=</span> <span class="type">QDialog</span><span class="operator">::</span>Accepted) {
auth<span class="operator">-</span><span class="operator">></span>setUser(passwordDialog<span class="operator">.</span>m_userNameLineEdit<span class="operator">-</span><span class="operator">></span>text());
auth<span class="operator">-</span><span class="operator">></span>setPassword(passwordDialog<span class="operator">.</span>m_passwordLineEdit<span class="operator">-</span><span class="operator">></span>text());
} <span class="keyword">else</span> {
<span class="comment">// Set authenticator null if dialog is cancelled</span>
<span class="operator">*</span>auth <span class="operator">=</span> <span class="type">QAuthenticator</span>();
}
}
<span class="keyword">inline</span> <span class="type">QString</span> questionForFeature(<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>Feature feature)
{
<span class="keyword">switch</span> (feature) {
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>Geolocation:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to access your location information?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>MediaAudioCapture:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to access your microphone?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>MediaVideoCapture:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to access your webcam?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>MediaAudioVideoCapture:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to access your microphone and webcam?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>MouseLock:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to lock your mouse cursor?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>DesktopVideoCapture:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to capture video of your desktop?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>DesktopAudioVideoCapture:
<span class="keyword">return</span> WebPage<span class="operator">::</span>tr(<span class="string">"Allow %1 to capture audio and video of your desktop?"</span>);
<span class="keyword">case</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>Notifications:
<span class="keyword">return</span> <span class="type">QString</span>();
}
<span class="keyword">return</span> <span class="type">QString</span>();
}
<span class="type">void</span> WebPage<span class="operator">::</span>handleFeaturePermissionRequested(<span class="keyword">const</span> <span class="type">QUrl</span> <span class="operator">&</span>securityOrigin<span class="operator">,</span> Feature feature)
{
<span class="type">QString</span> title <span class="operator">=</span> tr(<span class="string">"Permission Request"</span>);
<span class="type">QString</span> question <span class="operator">=</span> questionForFeature(feature)<span class="operator">.</span>arg(securityOrigin<span class="operator">.</span>host());
<span class="keyword">if</span> (<span class="operator">!</span>question<span class="operator">.</span>isEmpty() <span class="operator">&</span><span class="operator">&</span> <span class="type">QMessageBox</span><span class="operator">::</span>question(view()<span class="operator">-</span><span class="operator">></span>window()<span class="operator">,</span> title<span class="operator">,</span> question) <span class="operator">=</span><span class="operator">=</span> <span class="type">QMessageBox</span><span class="operator">::</span>Yes)
setFeaturePermission(securityOrigin<span class="operator">,</span> feature<span class="operator">,</span> PermissionGrantedByUser);
<span class="keyword">else</span>
setFeaturePermission(securityOrigin<span class="operator">,</span> feature<span class="operator">,</span> PermissionDeniedByUser);
}
<span class="type">void</span> WebPage<span class="operator">::</span>handleProxyAuthenticationRequired(<span class="keyword">const</span> <span class="type">QUrl</span> <span class="operator">&</span><span class="operator">,</span> <span class="type">QAuthenticator</span> <span class="operator">*</span>auth<span class="operator">,</span> <span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>proxyHost)
{
<span class="type">QWidget</span> <span class="operator">*</span>mainWindow <span class="operator">=</span> view()<span class="operator">-</span><span class="operator">></span>window();
<span class="type">QDialog</span> dialog(mainWindow);
dialog<span class="operator">.</span>setModal(<span class="keyword">true</span>);
dialog<span class="operator">.</span>setWindowFlags(dialog<span class="operator">.</span>windowFlags() <span class="operator">&</span> <span class="operator">~</span><span class="type">Qt</span><span class="operator">::</span>WindowContextHelpButtonHint);
Ui<span class="operator">::</span>PasswordDialog passwordDialog;
passwordDialog<span class="operator">.</span>setupUi(<span class="operator">&</span>dialog);
passwordDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setText(<span class="type">QString</span>());
<span class="type">QIcon</span> icon(mainWindow<span class="operator">-</span><span class="operator">></span>style()<span class="operator">-</span><span class="operator">></span>standardIcon(<span class="type">QStyle</span><span class="operator">::</span>SP_MessageBoxQuestion<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> mainWindow));
passwordDialog<span class="operator">.</span>m_iconLabel<span class="operator">-</span><span class="operator">></span>setPixmap(icon<span class="operator">.</span>pixmap(<span class="number">32</span><span class="operator">,</span> <span class="number">32</span>));
<span class="type">QString</span> introMessage <span class="operator">=</span> tr(<span class="string">"Connect to proxy \"%1\" using:"</span>);
introMessage <span class="operator">=</span> introMessage<span class="operator">.</span>arg(proxyHost<span class="operator">.</span>toHtmlEscaped());
passwordDialog<span class="operator">.</span>m_infoLabel<span class="operator">-</span><span class="operator">></span>setText(introMessage);
passwordDialog<span class="operator">.</span>m_infoLabel<span class="operator">-</span><span class="operator">></span>setWordWrap(<span class="keyword">true</span>);
<span class="keyword">if</span> (dialog<span class="operator">.</span>exec() <span class="operator">=</span><span class="operator">=</span> <span class="type">QDialog</span><span class="operator">::</span>Accepted) {
auth<span class="operator">-</span><span class="operator">></span>setUser(passwordDialog<span class="operator">.</span>m_userNameLineEdit<span class="operator">-</span><span class="operator">></span>text());
auth<span class="operator">-</span><span class="operator">></span>setPassword(passwordDialog<span class="operator">.</span>m_passwordLineEdit<span class="operator">-</span><span class="operator">></span>text());
} <span class="keyword">else</span> {
<span class="comment">// Set authenticator null if dialog is cancelled</span>
<span class="operator">*</span>auth <span class="operator">=</span> <span class="type">QAuthenticator</span>();
}
}
<span class="type">void</span> WebPage<span class="operator">::</span>handleRegisterProtocolHandlerRequested(<span class="type"><a href="qwebengineregisterprotocolhandlerrequest.html">QWebEngineRegisterProtocolHandlerRequest</a></span> request)
{
<span class="keyword">auto</span> answer <span class="operator">=</span> <span class="type">QMessageBox</span><span class="operator">::</span>question(
view()<span class="operator">-</span><span class="operator">></span>window()<span class="operator">,</span>
tr(<span class="string">"Permission Request"</span>)<span class="operator">,</span>
tr(<span class="string">"Allow %1 to open all %2 links?"</span>)
<span class="operator">.</span>arg(request<span class="operator">.</span>origin()<span class="operator">.</span>host())
<span class="operator">.</span>arg(request<span class="operator">.</span>scheme()));
<span class="keyword">if</span> (answer <span class="operator">=</span><span class="operator">=</span> <span class="type">QMessageBox</span><span class="operator">::</span>Yes)
request<span class="operator">.</span>accept();
<span class="keyword">else</span>
request<span class="operator">.</span>reject();
}
<span class="preprocessor">#if !defined(QT_NO_SSL) || QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)</span>
<span class="type">void</span> WebPage<span class="operator">::</span>handleSelectClientCertificate(<span class="type"><a href="qwebengineclientcertificateselection.html">QWebEngineClientCertificateSelection</a></span> selection)
{
<span class="comment">// Just select one.</span>
selection<span class="operator">.</span>select(selection<span class="operator">.</span>certificates()<span class="operator">.</span>at(<span class="number">0</span>));
}
<span class="preprocessor">#endif</span>
</pre>
</div>
<!-- @@@webenginewidgets/simplebrowser/webpage.cpp -->
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<acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd.
Documentation contributions included herein are the copyrights of
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distrib
>
Mageia
>
7
>
armv7hl
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media
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core-updates
>
by-pkgid
>
433eb9daba9f45efee96fd578b74d021
>
files
>
412
