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<h1 class="title">tabwidget.cpp Example File</h1>
<span class="subtitle">webenginewidgets/demobrowser/tabwidget.cpp</span>
<!-- $$$webenginewidgets/demobrowser/tabwidget.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.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** 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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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include "tabwidget.h"</span>
<span class="preprocessor">#include "browserapplication.h"</span>
<span class="preprocessor">#include "browsermainwindow.h"</span>
<span class="preprocessor">#include "downloadmanager.h"</span>
<span class="preprocessor">#include "fullscreennotification.h"</span>
<span class="preprocessor">#include "history.h"</span>
<span class="preprocessor">#include "savepagedialog.h"</span>
<span class="preprocessor">#include "urllineedit.h"</span>
<span class="preprocessor">#include "webview.h"</span>
<span class="preprocessor">#include <QWebEngineDownloadItem></span>
<span class="preprocessor">#include <QWebEngineProfile></span>
<span class="preprocessor">#include <QWebEngineFullScreenRequest></span>
<span class="preprocessor">#include <QtCore/QMimeData></span>
<span class="preprocessor">#include <QtGui/QClipboard></span>
<span class="preprocessor">#include <QtWidgets/QCompleter></span>
<span class="preprocessor">#include <QtWidgets/QListView></span>
<span class="preprocessor">#include <QtWidgets/QMenu></span>
<span class="preprocessor">#include <QtWidgets/QMessageBox></span>
<span class="preprocessor">#include <QtGui/QDrag></span>
<span class="preprocessor">#include <QtGui/QMouseEvent></span>
<span class="preprocessor">#include <QtWidgets/QStackedWidget></span>
<span class="preprocessor">#include <QtWidgets/QStyle></span>
<span class="preprocessor">#include <QtWidgets/QToolButton></span>
<span class="preprocessor">#include <QtCore/QDebug></span>
TabBar<span class="operator">::</span>TabBar(<span class="type">QWidget</span> <span class="operator">*</span>parent)
: <span class="type">QTabBar</span>(parent)
{
setContextMenuPolicy(<span class="type">Qt</span><span class="operator">::</span>CustomContextMenu);
setAcceptDrops(<span class="keyword">true</span>);
connect(<span class="keyword">this</span><span class="operator">,</span> SIGNAL(customContextMenuRequested(<span class="type">QPoint</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(contextMenuRequested(<span class="type">QPoint</span>)));
<span class="type">QString</span> ctrl <span class="operator">=</span> QLatin1String(<span class="string">"Ctrl+%1"</span>);
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">1</span>; i <span class="operator"><</span> <span class="number">10</span>; <span class="operator">+</span><span class="operator">+</span>i) {
<span class="type">QShortcut</span> <span class="operator">*</span>shortCut <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QShortcut</span>(ctrl<span class="operator">.</span>arg(i)<span class="operator">,</span> <span class="keyword">this</span>);
m_tabShortcuts<span class="operator">.</span>append(shortCut);
connect(shortCut<span class="operator">,</span> SIGNAL(activated())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(selectTabAction()));
}
setTabsClosable(<span class="keyword">true</span>);
connect(<span class="keyword">this</span><span class="operator">,</span> SIGNAL(tabCloseRequested(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(closeTab(<span class="type">int</span>)));
setSelectionBehaviorOnRemove(<span class="type">QTabBar</span><span class="operator">::</span>SelectPreviousTab);
setMovable(<span class="keyword">true</span>);
}
<span class="type">void</span> TabBar<span class="operator">::</span>selectTabAction()
{
<span class="keyword">if</span> (<span class="type">QShortcut</span> <span class="operator">*</span>shortCut <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QShortcut</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> m_tabShortcuts<span class="operator">.</span>indexOf(shortCut);
setCurrentIndex(index);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>contextMenuRequested(<span class="keyword">const</span> <span class="type">QPoint</span> <span class="operator">&</span>position)
{
<span class="type">QMenu</span> menu;
menu<span class="operator">.</span>addAction(tr(<span class="string">"New &Tab"</span>)<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(newTab())<span class="operator">,</span> <span class="type">QKeySequence</span><span class="operator">::</span>AddTab);
<span class="type">int</span> index <span class="operator">=</span> tabAt(position);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index) {
<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"Clone Tab"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(cloneTab()));
action<span class="operator">-</span><span class="operator">></span>setData(index);
menu<span class="operator">.</span>addSeparator();
action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"&Close Tab"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(closeTab())<span class="operator">,</span> <span class="type">QKeySequence</span><span class="operator">::</span>Close);
action<span class="operator">-</span><span class="operator">></span>setData(index);
action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"Close &Other Tabs"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(closeOtherTabs()));
action<span class="operator">-</span><span class="operator">></span>setData(index);
menu<span class="operator">.</span>addSeparator();
action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"Reload Tab"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(reloadTab())<span class="operator">,</span> <span class="type">QKeySequence</span><span class="operator">::</span>Refresh);
action<span class="operator">-</span><span class="operator">></span>setData(index);
<span class="comment">// Audio mute / unmute.</span>
action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"Mute tab"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(muteTab()));
action<span class="operator">-</span><span class="operator">></span>setData(index);
action <span class="operator">=</span> menu<span class="operator">.</span>addAction(tr(<span class="string">"Unmute tab"</span>)<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(unmuteTab()));
action<span class="operator">-</span><span class="operator">></span>setData(index);
} <span class="keyword">else</span> {
menu<span class="operator">.</span>addSeparator();
}
menu<span class="operator">.</span>addAction(tr(<span class="string">"Reload All Tabs"</span>)<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(reloadAllTabs()));
menu<span class="operator">.</span>exec(<span class="type">QCursor</span><span class="operator">::</span>pos());
}
<span class="type">void</span> TabBar<span class="operator">::</span>cloneTab()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> cloneTab(index);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>closeTab()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> closeTab(index);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>closeOtherTabs()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> closeOtherTabs(index);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>mousePressEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event)
{
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type">Qt</span><span class="operator">::</span>LeftButton)
m_dragStartPos <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>pos();
<span class="type">QTabBar</span><span class="operator">::</span>mousePressEvent(event);
<span class="comment">// Middle click on tab should close it.</span>
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type">Qt</span><span class="operator">::</span>MiddleButton) {
<span class="keyword">const</span> <span class="type">QPoint</span> pos <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>pos();
<span class="type">int</span> index <span class="operator">=</span> tabAt(pos);
<span class="keyword">if</span> (index <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) {
<span class="keyword">emit</span> closeTab(index);
}
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>mouseMoveEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event)
{
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">=</span><span class="operator">=</span> <span class="type">Qt</span><span class="operator">::</span>LeftButton) {
<span class="type">int</span> diffX <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">.</span>x() <span class="operator">-</span> m_dragStartPos<span class="operator">.</span>x();
<span class="type">int</span> diffY <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">.</span>y() <span class="operator">-</span> m_dragStartPos<span class="operator">.</span>y();
<span class="keyword">if</span> ((event<span class="operator">-</span><span class="operator">></span>pos() <span class="operator">-</span> m_dragStartPos)<span class="operator">.</span>manhattanLength() <span class="operator">></span> <span class="type">QApplication</span><span class="operator">::</span>startDragDistance()
<span class="operator">&</span><span class="operator">&</span> diffX <span class="operator"><</span> <span class="number">3</span> <span class="operator">&</span><span class="operator">&</span> diffX <span class="operator">></span> <span class="operator">-</span><span class="number">3</span>
<span class="operator">&</span><span class="operator">&</span> diffY <span class="operator"><</span> <span class="operator">-</span><span class="number">10</span>) {
<span class="type">QDrag</span> <span class="operator">*</span>drag <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QDrag</span>(<span class="keyword">this</span>);
<span class="type">QMimeData</span> <span class="operator">*</span>mimeData <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QMimeData</span>;
<span class="type">QList</span><span class="operator"><</span><span class="type">QUrl</span><span class="operator">></span> urls;
<span class="type">int</span> index <span class="operator">=</span> tabAt(event<span class="operator">-</span><span class="operator">></span>pos());
<span class="type">QUrl</span> url <span class="operator">=</span> tabData(index)<span class="operator">.</span>toUrl();
urls<span class="operator">.</span>append(url);
mimeData<span class="operator">-</span><span class="operator">></span>setUrls(urls);
mimeData<span class="operator">-</span><span class="operator">></span>setText(tabText(index));
mimeData<span class="operator">-</span><span class="operator">></span>setData(QLatin1String(<span class="string">"action"</span>)<span class="operator">,</span> <span class="string">"tab-reordering"</span>);
drag<span class="operator">-</span><span class="operator">></span>setMimeData(mimeData);
drag<span class="operator">-</span><span class="operator">></span>exec();
}
}
<span class="type">QTabBar</span><span class="operator">::</span>mouseMoveEvent(event);
}
<span class="comment">// When index is -1 index chooses the current tab</span>
<span class="type">void</span> TabWidget<span class="operator">::</span>reloadTab(<span class="type">int</span> index)
{
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span>)
index <span class="operator">=</span> currentIndex();
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> count())
<span class="keyword">return</span>;
<span class="type">QWidget</span> <span class="operator">*</span>widget <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>widget(index);
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(widget))
tab<span class="operator">-</span><span class="operator">></span>reload();
}
<span class="type">void</span> TabBar<span class="operator">::</span>reloadTab()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> reloadTab(index);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>muteTab()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> muteTab(index<span class="operator">,</span> <span class="keyword">true</span>);
}
}
<span class="type">void</span> TabBar<span class="operator">::</span>unmuteTab()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="type">int</span> index <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toInt();
<span class="keyword">emit</span> muteTab(index<span class="operator">,</span> <span class="keyword">false</span>);
}
}
TabWidget<span class="operator">::</span>TabWidget(<span class="type">QWidget</span> <span class="operator">*</span>parent)
: <span class="type">QTabWidget</span>(parent)
<span class="operator">,</span> m_recentlyClosedTabsAction(<span class="number">0</span>)
<span class="operator">,</span> m_newTabAction(<span class="number">0</span>)
<span class="operator">,</span> m_closeTabAction(<span class="number">0</span>)
<span class="operator">,</span> m_nextTabAction(<span class="number">0</span>)
<span class="operator">,</span> m_previousTabAction(<span class="number">0</span>)
<span class="operator">,</span> m_recentlyClosedTabsMenu(<span class="number">0</span>)
<span class="operator">,</span> m_lineEditCompleter(<span class="number">0</span>)
<span class="operator">,</span> m_lineEdits(<span class="number">0</span>)
<span class="operator">,</span> m_tabBar(<span class="keyword">new</span> TabBar(<span class="keyword">this</span>))
<span class="operator">,</span> m_profile(<span class="type"><a href="qwebengineprofile.html">QWebEngineProfile</a></span><span class="operator">::</span>defaultProfile())
<span class="operator">,</span> m_fullScreenView(<span class="number">0</span>)
<span class="operator">,</span> m_fullScreenNotification(<span class="number">0</span>)
{
setElideMode(<span class="type">Qt</span><span class="operator">::</span>ElideRight);
connect(m_tabBar<span class="operator">,</span> SIGNAL(newTab())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(newTab()));
connect(m_tabBar<span class="operator">,</span> SIGNAL(closeTab(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(requestCloseTab(<span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(cloneTab(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(cloneTab(<span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(closeOtherTabs(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(closeOtherTabs(<span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(reloadTab(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(reloadTab(<span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(reloadAllTabs())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(reloadAllTabs()));
connect(m_tabBar<span class="operator">,</span> SIGNAL(tabMoved(<span class="type">int</span><span class="operator">,</span><span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(moveTab(<span class="type">int</span><span class="operator">,</span><span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(tabBarDoubleClicked(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(handleTabBarDoubleClicked(<span class="type">int</span>)));
connect(m_tabBar<span class="operator">,</span> SIGNAL(muteTab(<span class="type">int</span><span class="operator">,</span>bool))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setAudioMutedForTab(<span class="type">int</span><span class="operator">,</span>bool)));
setTabBar(m_tabBar);
setDocumentMode(<span class="keyword">true</span>);
<span class="comment">// Actions</span>
m_newTabAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(<span class="type">QIcon</span>(QLatin1String(<span class="string">":addtab.png"</span>))<span class="operator">,</span> tr(<span class="string">"New &Tab"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
m_newTabAction<span class="operator">-</span><span class="operator">></span>setShortcuts(<span class="type">QKeySequence</span><span class="operator">::</span>AddTab);
m_newTabAction<span class="operator">-</span><span class="operator">></span>setIconVisibleInMenu(<span class="keyword">false</span>);
connect(m_newTabAction<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(newTab()));
m_closeTabAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(<span class="type">QIcon</span>(QLatin1String(<span class="string">":closetab.png"</span>))<span class="operator">,</span> tr(<span class="string">"&Close Tab"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
m_closeTabAction<span class="operator">-</span><span class="operator">></span>setShortcuts(<span class="type">QKeySequence</span><span class="operator">::</span>Close);
m_closeTabAction<span class="operator">-</span><span class="operator">></span>setIconVisibleInMenu(<span class="keyword">false</span>);
connect(m_closeTabAction<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(requestCloseTab()));
m_nextTabAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(tr(<span class="string">"Show Next Tab"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
<span class="type">QList</span><span class="operator"><</span><span class="type">QKeySequence</span><span class="operator">></span> shortcuts;
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_BraceRight));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_PageDown));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_BracketRight));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_Less));
m_nextTabAction<span class="operator">-</span><span class="operator">></span>setShortcuts(shortcuts);
connect(m_nextTabAction<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(nextTab()));
m_previousTabAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(tr(<span class="string">"Show Previous Tab"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
shortcuts<span class="operator">.</span>clear();
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_BraceLeft));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_PageUp));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_BracketLeft));
shortcuts<span class="operator">.</span>append(<span class="type">QKeySequence</span>(<span class="type">Qt</span><span class="operator">::</span>CTRL <span class="operator">|</span> <span class="type">Qt</span><span class="operator">::</span>Key_Greater));
m_previousTabAction<span class="operator">-</span><span class="operator">></span>setShortcuts(shortcuts);
connect(m_previousTabAction<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(previousTab()));
m_recentlyClosedTabsMenu <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QMenu</span>(<span class="keyword">this</span>);
connect(m_recentlyClosedTabsMenu<span class="operator">,</span> SIGNAL(aboutToShow())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(aboutToShowRecentTabsMenu()));
connect(m_recentlyClosedTabsMenu<span class="operator">,</span> SIGNAL(triggered(<span class="type">QAction</span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(aboutToShowRecentTriggeredAction(<span class="type">QAction</span><span class="operator">*</span>)));
m_recentlyClosedTabsAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(tr(<span class="string">"Recently Closed Tabs"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
m_recentlyClosedTabsAction<span class="operator">-</span><span class="operator">></span>setMenu(m_recentlyClosedTabsMenu);
m_recentlyClosedTabsAction<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
connect(<span class="keyword">this</span><span class="operator">,</span> SIGNAL(currentChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentChanged(<span class="type">int</span>)));
m_lineEdits <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QStackedWidget</span>(<span class="keyword">this</span>);
}
TabWidget<span class="operator">::</span><span class="operator">~</span>TabWidget()
{
<span class="keyword">if</span> (m_fullScreenView)
<span class="keyword">delete</span> m_fullScreenView;
}
<span class="type">void</span> TabWidget<span class="operator">::</span>clear()
{
<span class="comment">// clear the recently closed tabs</span>
m_recentlyClosedTabs<span class="operator">.</span>clear();
<span class="comment">// clear the line edit history</span>
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> m_lineEdits<span class="operator">-</span><span class="operator">></span>count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="type">QLineEdit</span> <span class="operator">*</span>qLineEdit <span class="operator">=</span> lineEdit(i);
qLineEdit<span class="operator">-</span><span class="operator">></span>setText(qLineEdit<span class="operator">-</span><span class="operator">></span>text());
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>moveTab(<span class="type">int</span> fromIndex<span class="operator">,</span> <span class="type">int</span> toIndex)
{
<span class="type">QWidget</span> <span class="operator">*</span>lineEdit <span class="operator">=</span> m_lineEdits<span class="operator">-</span><span class="operator">></span>widget(fromIndex);
m_lineEdits<span class="operator">-</span><span class="operator">></span>removeWidget(lineEdit);
m_lineEdits<span class="operator">-</span><span class="operator">></span>insertWidget(toIndex<span class="operator">,</span> lineEdit);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>setAudioMutedForTab(<span class="type">int</span> index<span class="operator">,</span> bool mute)
{
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span>)
index <span class="operator">=</span> currentIndex();
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> count())
<span class="keyword">return</span>;
<span class="type">QWidget</span> <span class="operator">*</span>widget <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>widget(index);
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(widget))
tab<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>setAudioMuted(mute);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>addWebAction(<span class="type">QAction</span> <span class="operator">*</span>action<span class="operator">,</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>WebAction webAction)
{
<span class="keyword">if</span> (<span class="operator">!</span>action)
<span class="keyword">return</span>;
m_actions<span class="operator">.</span>append(<span class="keyword">new</span> WebActionMapper(action<span class="operator">,</span> webAction<span class="operator">,</span> <span class="keyword">this</span>));
}
<span class="type">void</span> TabWidget<span class="operator">::</span>currentChanged(<span class="type">int</span> index)
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>webView(index);
<span class="keyword">if</span> (<span class="operator">!</span>webView)
<span class="keyword">return</span>;
Q_ASSERT(m_lineEdits<span class="operator">-</span><span class="operator">></span>count() <span class="operator">=</span><span class="operator">=</span> count());
WebView <span class="operator">*</span>oldWebView <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>webView(m_lineEdits<span class="operator">-</span><span class="operator">></span>currentIndex());
<span class="keyword">if</span> (oldWebView) {
<span class="preprocessor">#if defined(QWEBENGINEVIEW_STATUSBARMESSAGE)</span>
disconnect(oldWebView<span class="operator">,</span> SIGNAL(statusBarMessage(<span class="type">QString</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(showStatusBarMessage(<span class="type">QString</span>)));
<span class="preprocessor">#endif</span>
disconnect(oldWebView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(linkHovered(<span class="keyword">const</span> <span class="type">QString</span><span class="operator">&</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(linkHovered(<span class="keyword">const</span> <span class="type">QString</span><span class="operator">&</span>)));
disconnect(oldWebView<span class="operator">,</span> SIGNAL(loadProgress(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(loadProgress(<span class="type">int</span>)));
disconnect(oldWebView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>profile()<span class="operator">,</span> SIGNAL(downloadRequested(<span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(downloadRequested(<span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span><span class="operator">*</span>)));
disconnect(oldWebView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(fullScreenRequested(<span class="type"><a href="qwebenginefullscreenrequest.html">QWebEngineFullScreenRequest</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(fullScreenRequested(<span class="type"><a href="qwebenginefullscreenrequest.html">QWebEngineFullScreenRequest</a></span>)));
}
<span class="preprocessor">#if defined(QWEBENGINEVIEW_STATUSBARMESSAGE)</span>
connect(webView<span class="operator">,</span> SIGNAL(statusBarMessage(<span class="type">QString</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(showStatusBarMessage(<span class="type">QString</span>)));
<span class="preprocessor">#endif</span>
connect(webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(linkHovered(<span class="keyword">const</span> <span class="type">QString</span><span class="operator">&</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(linkHovered(<span class="keyword">const</span> <span class="type">QString</span><span class="operator">&</span>)));
connect(webView<span class="operator">,</span> SIGNAL(loadProgress(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(loadProgress(<span class="type">int</span>)));
connect(webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>profile()<span class="operator">,</span> SIGNAL(downloadRequested(<span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(downloadRequested(<span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span><span class="operator">*</span>)));
connect(webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(fullScreenRequested(<span class="type"><a href="qwebenginefullscreenrequest.html">QWebEngineFullScreenRequest</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(fullScreenRequested(<span class="type"><a href="qwebenginefullscreenrequest.html">QWebEngineFullScreenRequest</a></span>)));
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> m_actions<span class="operator">.</span>count(); <span class="operator">+</span><span class="operator">+</span>i) {
WebActionMapper <span class="operator">*</span>mapper <span class="operator">=</span> m_actions<span class="operator">[</span>i<span class="operator">]</span>;
mapper<span class="operator">-</span><span class="operator">></span>updateCurrent(webView<span class="operator">-</span><span class="operator">></span>page());
}
<span class="keyword">emit</span> setCurrentTitle(webView<span class="operator">-</span><span class="operator">></span>title());
m_lineEdits<span class="operator">-</span><span class="operator">></span>setCurrentIndex(index);
<span class="keyword">emit</span> loadProgress(webView<span class="operator">-</span><span class="operator">></span>progress());
<span class="keyword">emit</span> showStatusBarMessage(webView<span class="operator">-</span><span class="operator">></span>lastStatusBarText());
<span class="keyword">if</span> (webView<span class="operator">-</span><span class="operator">></span>url()<span class="operator">.</span>isEmpty())
m_lineEdits<span class="operator">-</span><span class="operator">></span>currentWidget()<span class="operator">-</span><span class="operator">></span>setFocus();
<span class="keyword">else</span>
webView<span class="operator">-</span><span class="operator">></span>setFocus();
}
<span class="type">void</span> TabWidget<span class="operator">::</span>fullScreenRequested(<span class="type"><a href="qwebenginefullscreenrequest.html">QWebEngineFullScreenRequest</a></span> request)
{
WebPage <span class="operator">*</span>webPage <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebPage<span class="operator">*</span><span class="operator">></span>(sender());
<span class="keyword">if</span> (request<span class="operator">.</span>toggleOn()) {
<span class="keyword">if</span> (<span class="operator">!</span>m_fullScreenView) {
m_fullScreenView <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwebengineview.html">QWebEngineView</a></span>();
m_fullScreenNotification <span class="operator">=</span> <span class="keyword">new</span> FullScreenNotification(m_fullScreenView);
<span class="type">QAction</span> <span class="operator">*</span>exitFullScreenAction <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(m_fullScreenView);
exitFullScreenAction<span class="operator">-</span><span class="operator">></span>setShortcut(<span class="type">Qt</span><span class="operator">::</span>Key_Escape);
connect(exitFullScreenAction<span class="operator">,</span> <span class="operator">&</span><span class="type">QAction</span><span class="operator">::</span>triggered<span class="operator">,</span> <span class="operator">[</span>webPage<span class="operator">]</span> {
webPage<span class="operator">-</span><span class="operator">></span>triggerAction(<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>ExitFullScreen);
});
m_fullScreenView<span class="operator">-</span><span class="operator">></span>addAction(exitFullScreenAction);
}
m_oldWindowGeometry <span class="operator">=</span> window()<span class="operator">-</span><span class="operator">></span>geometry();
m_fullScreenView<span class="operator">-</span><span class="operator">></span>setGeometry(m_oldWindowGeometry);
webPage<span class="operator">-</span><span class="operator">></span>setView(m_fullScreenView);
request<span class="operator">.</span>accept();
m_fullScreenView<span class="operator">-</span><span class="operator">></span>showFullScreen();
m_fullScreenNotification<span class="operator">-</span><span class="operator">></span>show();
window()<span class="operator">-</span><span class="operator">></span>hide();
} <span class="keyword">else</span> {
<span class="keyword">if</span> (<span class="operator">!</span>m_fullScreenView)
<span class="keyword">return</span>;
WebView <span class="operator">*</span>oldWebView <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>webView(m_lineEdits<span class="operator">-</span><span class="operator">></span>currentIndex());
webPage<span class="operator">-</span><span class="operator">></span>setView(oldWebView);
request<span class="operator">.</span>accept();
<span class="keyword">delete</span> m_fullScreenView;
m_fullScreenView <span class="operator">=</span> <span class="number">0</span>;
window()<span class="operator">-</span><span class="operator">></span>show();
window()<span class="operator">-</span><span class="operator">></span>setGeometry(m_oldWindowGeometry);
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>handleTabBarDoubleClicked(<span class="type">int</span> index)
{
<span class="keyword">if</span> (index <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="keyword">return</span>;
newTab();
}
<span class="type">QAction</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>newTabAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_newTabAction;
}
<span class="type">QAction</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>closeTabAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_closeTabAction;
}
<span class="type">QAction</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>recentlyClosedTabsAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_recentlyClosedTabsAction;
}
<span class="type">QAction</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>nextTabAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_nextTabAction;
}
<span class="type">QAction</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>previousTabAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_previousTabAction;
}
<span class="type">QWidget</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>lineEditStack() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_lineEdits;
}
<span class="type">QLineEdit</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>currentLineEdit() <span class="keyword">const</span>
{
<span class="keyword">return</span> lineEdit(m_lineEdits<span class="operator">-</span><span class="operator">></span>currentIndex());
}
WebView <span class="operator">*</span>TabWidget<span class="operator">::</span>currentWebView() <span class="keyword">const</span>
{
<span class="keyword">return</span> webView(currentIndex());
}
<span class="type">QLineEdit</span> <span class="operator">*</span>TabWidget<span class="operator">::</span>lineEdit(<span class="type">int</span> index) <span class="keyword">const</span>
{
UrlLineEdit <span class="operator">*</span>urlLineEdit <span class="operator">=</span> qobject_cast<span class="operator"><</span>UrlLineEdit<span class="operator">*</span><span class="operator">></span>(m_lineEdits<span class="operator">-</span><span class="operator">></span>widget(index));
<span class="keyword">if</span> (urlLineEdit)
<span class="keyword">return</span> urlLineEdit<span class="operator">-</span><span class="operator">></span>lineEdit();
<span class="keyword">return</span> <span class="number">0</span>;
}
WebView <span class="operator">*</span>TabWidget<span class="operator">::</span>webView(<span class="type">int</span> index) <span class="keyword">const</span>
{
<span class="type">QWidget</span> <span class="operator">*</span>widget <span class="operator">=</span> <span class="keyword">this</span><span class="operator">-</span><span class="operator">></span>widget(index);
<span class="keyword">if</span> (WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(widget)) {
<span class="keyword">return</span> webView;
} <span class="keyword">else</span> {
<span class="comment">// optimization to delay creating the first webview</span>
<span class="keyword">if</span> (count() <span class="operator">=</span><span class="operator">=</span> <span class="number">1</span>) {
TabWidget <span class="operator">*</span>that <span class="operator">=</span> <span class="keyword">const_cast</span><span class="operator"><</span>TabWidget<span class="operator">*</span><span class="operator">></span>(<span class="keyword">this</span>);
that<span class="operator">-</span><span class="operator">></span>setUpdatesEnabled(<span class="keyword">false</span>);
that<span class="operator">-</span><span class="operator">></span>newTab();
that<span class="operator">-</span><span class="operator">></span>closeTab(<span class="number">0</span>);
that<span class="operator">-</span><span class="operator">></span>setUpdatesEnabled(<span class="keyword">true</span>);
<span class="keyword">return</span> currentWebView();
}
}
<span class="keyword">return</span> <span class="number">0</span>;
}
<span class="type">int</span> TabWidget<span class="operator">::</span>webViewIndex(WebView <span class="operator">*</span>webView) <span class="keyword">const</span>
{
<span class="type">int</span> index <span class="operator">=</span> indexOf(webView);
<span class="keyword">return</span> index;
}
<span class="type">void</span> TabWidget<span class="operator">::</span>setupPage(<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">*</span> page)
{
connect(page<span class="operator">,</span> SIGNAL(windowCloseRequested())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(windowCloseRequested()));
connect(page<span class="operator">,</span> SIGNAL(geometryChangeRequested(<span class="type">QRect</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(geometryChangeRequested(<span class="type">QRect</span>)));
<span class="preprocessor">#if defined(QWEBENGINEPAGE_PRINTREQUESTED)</span>
connect(page<span class="operator">,</span> SIGNAL(printRequested(<span class="type">QWebEngineFrame</span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(printRequested(<span class="type">QWebEngineFrame</span><span class="operator">*</span>)));
<span class="preprocessor">#endif</span>
<span class="preprocessor">#if defined(QWEBENGINEPAGE_MENUBARVISIBILITYCHANGEREQUESTED)</span>
connect(page<span class="operator">,</span> SIGNAL(menuBarVisibilityChangeRequested(bool))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(menuBarVisibilityChangeRequested(bool)));
<span class="preprocessor">#endif</span>
<span class="preprocessor">#if defined(QWEBENGINEPAGE_STATUSBARVISIBILITYCHANGEREQUESTED)</span>
connect(page<span class="operator">,</span> SIGNAL(statusBarVisibilityChangeRequested(bool))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(statusBarVisibilityChangeRequested(bool)));
<span class="preprocessor">#endif</span>
<span class="preprocessor">#if defined(QWEBENGINEPAGE_TOOLBARVISIBILITYCHANGEREQUESTED)</span>
connect(page<span class="operator">,</span> SIGNAL(toolBarVisibilityChangeRequested(bool))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SIGNAL(toolBarVisibilityChangeRequested(bool)));
<span class="preprocessor">#endif</span>
<span class="comment">// webview actions</span>
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> m_actions<span class="operator">.</span>count(); <span class="operator">+</span><span class="operator">+</span>i) {
WebActionMapper <span class="operator">*</span>mapper <span class="operator">=</span> m_actions<span class="operator">[</span>i<span class="operator">]</span>;
mapper<span class="operator">-</span><span class="operator">></span>addChild(page<span class="operator">-</span><span class="operator">></span>action(mapper<span class="operator">-</span><span class="operator">></span>webAction()));
}
}
WebView <span class="operator">*</span>TabWidget<span class="operator">::</span>newTab(bool makeCurrent)
{
<span class="comment">// line edit</span>
UrlLineEdit <span class="operator">*</span>urlLineEdit <span class="operator">=</span> <span class="keyword">new</span> UrlLineEdit;
<span class="type">QLineEdit</span> <span class="operator">*</span>lineEdit <span class="operator">=</span> urlLineEdit<span class="operator">-</span><span class="operator">></span>lineEdit();
<span class="keyword">if</span> (<span class="operator">!</span>m_lineEditCompleter <span class="operator">&</span><span class="operator">&</span> count() <span class="operator">></span> <span class="number">0</span>) {
HistoryCompletionModel <span class="operator">*</span>completionModel <span class="operator">=</span> <span class="keyword">new</span> HistoryCompletionModel(<span class="keyword">this</span>);
completionModel<span class="operator">-</span><span class="operator">></span>setSourceModel(BrowserApplication<span class="operator">::</span>historyManager()<span class="operator">-</span><span class="operator">></span>historyFilterModel());
m_lineEditCompleter <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QCompleter</span>(completionModel<span class="operator">,</span> <span class="keyword">this</span>);
<span class="comment">// Should this be in Qt by default?</span>
<span class="type">QAbstractItemView</span> <span class="operator">*</span>popup <span class="operator">=</span> m_lineEditCompleter<span class="operator">-</span><span class="operator">></span>popup();
<span class="type">QListView</span> <span class="operator">*</span>listView <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QListView</span><span class="operator">*</span><span class="operator">></span>(popup);
<span class="keyword">if</span> (listView)
listView<span class="operator">-</span><span class="operator">></span>setUniformItemSizes(<span class="keyword">true</span>);
}
lineEdit<span class="operator">-</span><span class="operator">></span>setCompleter(m_lineEditCompleter);
connect(lineEdit<span class="operator">,</span> SIGNAL(returnPressed())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(lineEditReturnPressed()));
m_lineEdits<span class="operator">-</span><span class="operator">></span>addWidget(urlLineEdit);
m_lineEdits<span class="operator">-</span><span class="operator">></span>setSizePolicy(lineEdit<span class="operator">-</span><span class="operator">></span>sizePolicy());
<span class="comment">// optimization to delay creating the more expensive WebView, history, etc</span>
<span class="keyword">if</span> (count() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>) {
<span class="type">QWidget</span> <span class="operator">*</span>emptyWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QWidget</span>;
<span class="type">QPalette</span> p <span class="operator">=</span> emptyWidget<span class="operator">-</span><span class="operator">></span>palette();
p<span class="operator">.</span>setColor(<span class="type">QPalette</span><span class="operator">::</span>Window<span class="operator">,</span> palette()<span class="operator">.</span>color(<span class="type">QPalette</span><span class="operator">::</span>Base));
emptyWidget<span class="operator">-</span><span class="operator">></span>setPalette(p);
emptyWidget<span class="operator">-</span><span class="operator">></span>setAutoFillBackground(<span class="keyword">true</span>);
disconnect(<span class="keyword">this</span><span class="operator">,</span> SIGNAL(currentChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentChanged(<span class="type">int</span>)));
addTab(emptyWidget<span class="operator">,</span> tr(<span class="string">"(Untitled)"</span>));
connect(<span class="keyword">this</span><span class="operator">,</span> SIGNAL(currentChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentChanged(<span class="type">int</span>)));
<span class="keyword">return</span> <span class="number">0</span>;
}
<span class="comment">// webview</span>
WebView <span class="operator">*</span>webView <span class="operator">=</span> <span class="keyword">new</span> WebView;
webView<span class="operator">-</span><span class="operator">></span>setPage(<span class="keyword">new</span> WebPage(m_profile<span class="operator">,</span> webView));
urlLineEdit<span class="operator">-</span><span class="operator">></span>setWebView(webView);
connect(webView<span class="operator">,</span> SIGNAL(loadStarted())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webViewLoadStarted()));
connect(webView<span class="operator">,</span> SIGNAL(iconChanged(<span class="type">QIcon</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webViewIconChanged(<span class="type">QIcon</span>)));
connect(webView<span class="operator">,</span> SIGNAL(titleChanged(<span class="type">QString</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webViewTitleChanged(<span class="type">QString</span>)));
connect(webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(audioMutedChanged(bool))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webPageMutedOrAudibleChanged()));
connect(webView<span class="operator">-</span><span class="operator">></span>page()<span class="operator">,</span> SIGNAL(recentlyAudibleChanged(bool))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webPageMutedOrAudibleChanged()));
connect(webView<span class="operator">,</span> SIGNAL(urlChanged(<span class="type">QUrl</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(webViewUrlChanged(<span class="type">QUrl</span>)));
addTab(webView<span class="operator">,</span> tr(<span class="string">"(Untitled)"</span>));
<span class="keyword">if</span> (makeCurrent)
setCurrentWidget(webView);
setupPage(webView<span class="operator">-</span><span class="operator">></span>page());
<span class="keyword">if</span> (count() <span class="operator">=</span><span class="operator">=</span> <span class="number">1</span>)
currentChanged(currentIndex());
<span class="keyword">emit</span> tabsChanged();
<span class="keyword">return</span> webView;
}
<span class="type">void</span> TabWidget<span class="operator">::</span>reloadAllTabs()
{
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="type">QWidget</span> <span class="operator">*</span>tabWidget <span class="operator">=</span> widget(i);
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(tabWidget)) {
tab<span class="operator">-</span><span class="operator">></span>reload();
}
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>lineEditReturnPressed()
{
<span class="keyword">if</span> (<span class="type">QLineEdit</span> <span class="operator">*</span>lineEdit <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QLineEdit</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="keyword">emit</span> loadPage(lineEdit<span class="operator">-</span><span class="operator">></span>text());
<span class="keyword">if</span> (m_lineEdits<span class="operator">-</span><span class="operator">></span>currentWidget() <span class="operator">=</span><span class="operator">=</span> lineEdit)
currentWebView()<span class="operator">-</span><span class="operator">></span>setFocus();
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>windowCloseRequested()
{
WebPage <span class="operator">*</span>webPage <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebPage<span class="operator">*</span><span class="operator">></span>(sender());
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(webPage<span class="operator">-</span><span class="operator">></span>view());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (index <span class="operator">></span><span class="operator">=</span> <span class="number">0</span>)
closeTab(index);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>closeOtherTabs(<span class="type">int</span> index)
{
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">=</span><span class="operator">=</span> index)
<span class="keyword">return</span>;
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> count() <span class="operator">-</span> <span class="number">1</span>; i <span class="operator">></span> index; <span class="operator">-</span><span class="operator">-</span>i)
closeTab(i);
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> index <span class="operator">-</span> <span class="number">1</span>; i <span class="operator">></span><span class="operator">=</span> <span class="number">0</span>; <span class="operator">-</span><span class="operator">-</span>i)
closeTab(i);
}
<span class="comment">// When index is -1 index chooses the current tab</span>
<span class="type">void</span> TabWidget<span class="operator">::</span>cloneTab(<span class="type">int</span> index)
{
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span>)
index <span class="operator">=</span> currentIndex();
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> count())
<span class="keyword">return</span>;
WebView <span class="operator">*</span>tab <span class="operator">=</span> newTab(<span class="keyword">false</span>);
tab<span class="operator">-</span><span class="operator">></span>setUrl(webView(index)<span class="operator">-</span><span class="operator">></span>url());
}
<span class="comment">// When index is -1 index chooses the current tab</span>
<span class="type">void</span> TabWidget<span class="operator">::</span>requestCloseTab(<span class="type">int</span> index)
{
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span>)
index <span class="operator">=</span> currentIndex();
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> count())
<span class="keyword">return</span>;
WebView <span class="operator">*</span>tab <span class="operator">=</span> webView(index);
<span class="keyword">if</span> (<span class="operator">!</span>tab)
<span class="keyword">return</span>;
tab<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>triggerAction(<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>RequestClose);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>closeTab(<span class="type">int</span> index)
{
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> count())
<span class="keyword">return</span>;
bool hasFocus <span class="operator">=</span> <span class="keyword">false</span>;
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> webView(index)) {
hasFocus <span class="operator">=</span> tab<span class="operator">-</span><span class="operator">></span>hasFocus();
<span class="keyword">if</span> (m_profile <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qwebengineprofile.html">QWebEngineProfile</a></span><span class="operator">::</span>defaultProfile()) {
m_recentlyClosedTabsAction<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
m_recentlyClosedTabs<span class="operator">.</span>prepend(tab<span class="operator">-</span><span class="operator">></span>url());
<span class="keyword">if</span> (m_recentlyClosedTabs<span class="operator">.</span>size() <span class="operator">></span><span class="operator">=</span> TabWidget<span class="operator">::</span>m_recentlyClosedTabsSize)
m_recentlyClosedTabs<span class="operator">.</span>removeLast();
}
}
<span class="type">QWidget</span> <span class="operator">*</span>lineEdit <span class="operator">=</span> m_lineEdits<span class="operator">-</span><span class="operator">></span>widget(index);
m_lineEdits<span class="operator">-</span><span class="operator">></span>removeWidget(lineEdit);
lineEdit<span class="operator">-</span><span class="operator">></span>deleteLater();
<span class="type">QWidget</span> <span class="operator">*</span>webView <span class="operator">=</span> widget(index);
removeTab(index);
webView<span class="operator">-</span><span class="operator">></span>deleteLater();
<span class="keyword">emit</span> tabsChanged();
<span class="keyword">if</span> (hasFocus <span class="operator">&</span><span class="operator">&</span> count() <span class="operator">></span> <span class="number">0</span>)
currentWebView()<span class="operator">-</span><span class="operator">></span>setFocus();
<span class="keyword">if</span> (count() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
<span class="keyword">emit</span> lastTabClosed();
}
<span class="type">void</span> TabWidget<span class="operator">::</span>setProfile(<span class="type"><a href="qwebengineprofile.html">QWebEngineProfile</a></span> <span class="operator">*</span>profile)
{
m_profile <span class="operator">=</span> profile;
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="type">QWidget</span> <span class="operator">*</span>tabWidget <span class="operator">=</span> widget(i);
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(tabWidget)) {
WebPage<span class="operator">*</span> webPage <span class="operator">=</span> <span class="keyword">new</span> WebPage(m_profile<span class="operator">,</span> tab);
setupPage(webPage);
webPage<span class="operator">-</span><span class="operator">></span>load(tab<span class="operator">-</span><span class="operator">></span>page()<span class="operator">-</span><span class="operator">></span>url());
tab<span class="operator">-</span><span class="operator">></span>setPage(webPage);
}
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>webViewLoadStarted()
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(sender());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index) {
<span class="type">QIcon</span> icon(QLatin1String(<span class="string">":loading.gif"</span>));
setTabIcon(index<span class="operator">,</span> icon);
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>webViewIconChanged(<span class="keyword">const</span> <span class="type">QIcon</span> <span class="operator">&</span>icon)
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(sender());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index)
setTabIcon(index<span class="operator">,</span> icon);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>webViewTitleChanged(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>title)
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(sender());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index) {
setTabText(index<span class="operator">,</span> title);
}
<span class="keyword">if</span> (currentIndex() <span class="operator">=</span><span class="operator">=</span> index)
<span class="keyword">emit</span> setCurrentTitle(title);
BrowserApplication<span class="operator">::</span>historyManager()<span class="operator">-</span><span class="operator">></span>updateHistoryItem(webView<span class="operator">-</span><span class="operator">></span>url()<span class="operator">,</span> title);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>webPageMutedOrAudibleChanged() {
<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">*</span> webPage <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">*</span><span class="operator">></span>(sender());
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(webPage<span class="operator">-</span><span class="operator">></span>view());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index) {
<span class="type">QString</span> title <span class="operator">=</span> webView<span class="operator">-</span><span class="operator">></span>title();
bool muted <span class="operator">=</span> webPage<span class="operator">-</span><span class="operator">></span>isAudioMuted();
bool audible <span class="operator">=</span> webPage<span class="operator">-</span><span class="operator">></span>recentlyAudible();
<span class="keyword">if</span> (muted) title <span class="operator">+</span><span class="operator">=</span> tr(<span class="string">" (muted)"</span>);
<span class="keyword">else</span> <span class="keyword">if</span> (audible) title <span class="operator">+</span><span class="operator">=</span> tr(<span class="string">" (audible)"</span>);
setTabText(index<span class="operator">,</span> title);
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>webViewUrlChanged(<span class="keyword">const</span> <span class="type">QUrl</span> <span class="operator">&</span>url)
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(sender());
<span class="type">int</span> index <span class="operator">=</span> webViewIndex(webView);
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> index) {
m_tabBar<span class="operator">-</span><span class="operator">></span>setTabData(index<span class="operator">,</span> url);
HistoryManager <span class="operator">*</span>manager <span class="operator">=</span> BrowserApplication<span class="operator">::</span>historyManager();
<span class="keyword">if</span> (url<span class="operator">.</span>isValid())
manager<span class="operator">-</span><span class="operator">></span>addHistoryEntry(url<span class="operator">.</span>toString());
}
<span class="keyword">emit</span> tabsChanged();
}
<span class="type">void</span> TabWidget<span class="operator">::</span>aboutToShowRecentTabsMenu()
{
m_recentlyClosedTabsMenu<span class="operator">-</span><span class="operator">></span>clear();
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> m_recentlyClosedTabs<span class="operator">.</span>count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="type">QAction</span> <span class="operator">*</span>action <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QAction</span>(m_recentlyClosedTabsMenu);
action<span class="operator">-</span><span class="operator">></span>setData(m_recentlyClosedTabs<span class="operator">.</span>at(i));
<span class="type">QIcon</span> icon <span class="operator">=</span> BrowserApplication<span class="operator">::</span>instance()<span class="operator">-</span><span class="operator">></span>icon(m_recentlyClosedTabs<span class="operator">.</span>at(i));
action<span class="operator">-</span><span class="operator">></span>setIcon(icon);
action<span class="operator">-</span><span class="operator">></span>setText(m_recentlyClosedTabs<span class="operator">.</span>at(i)<span class="operator">.</span>toString());
m_recentlyClosedTabsMenu<span class="operator">-</span><span class="operator">></span>addAction(action);
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>aboutToShowRecentTriggeredAction(<span class="type">QAction</span> <span class="operator">*</span>action)
{
<span class="type">QUrl</span> url <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toUrl();
loadUrlInCurrentTab(url);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>mouseDoubleClickEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event)
{
<span class="keyword">if</span> (<span class="operator">!</span>childAt(event<span class="operator">-</span><span class="operator">></span>pos())
<span class="comment">// Remove the line below when QTabWidget does not have a one pixel frame</span>
<span class="operator">&</span><span class="operator">&</span> event<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">.</span>y() <span class="operator"><</span> (tabBar()<span class="operator">-</span><span class="operator">></span>y() <span class="operator">+</span> tabBar()<span class="operator">-</span><span class="operator">></span>height())) {
newTab();
<span class="keyword">return</span>;
}
<span class="type">QTabWidget</span><span class="operator">::</span>mouseDoubleClickEvent(event);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>contextMenuEvent(<span class="type">QContextMenuEvent</span> <span class="operator">*</span>event)
{
<span class="keyword">if</span> (<span class="operator">!</span>childAt(event<span class="operator">-</span><span class="operator">></span>pos())) {
m_tabBar<span class="operator">-</span><span class="operator">></span>contextMenuRequested(event<span class="operator">-</span><span class="operator">></span>pos());
<span class="keyword">return</span>;
}
<span class="type">QTabWidget</span><span class="operator">::</span>contextMenuEvent(event);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>mouseReleaseEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event)
{
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type">Qt</span><span class="operator">::</span>MidButton <span class="operator">&</span><span class="operator">&</span> <span class="operator">!</span>childAt(event<span class="operator">-</span><span class="operator">></span>pos())
<span class="comment">// Remove the line below when QTabWidget does not have a one pixel frame</span>
<span class="operator">&</span><span class="operator">&</span> event<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">.</span>y() <span class="operator"><</span> (tabBar()<span class="operator">-</span><span class="operator">></span>y() <span class="operator">+</span> tabBar()<span class="operator">-</span><span class="operator">></span>height())) {
<span class="type">QUrl</span> url(<span class="type">QApplication</span><span class="operator">::</span>clipboard()<span class="operator">-</span><span class="operator">></span>text(<span class="type">QClipboard</span><span class="operator">::</span>Selection));
<span class="keyword">if</span> (<span class="operator">!</span>url<span class="operator">.</span>isEmpty() <span class="operator">&</span><span class="operator">&</span> url<span class="operator">.</span>isValid() <span class="operator">&</span><span class="operator">&</span> <span class="operator">!</span>url<span class="operator">.</span>scheme()<span class="operator">.</span>isEmpty()) {
WebView <span class="operator">*</span>webView <span class="operator">=</span> newTab();
webView<span class="operator">-</span><span class="operator">></span>setUrl(url);
}
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>loadUrlInCurrentTab(<span class="keyword">const</span> <span class="type">QUrl</span> <span class="operator">&</span>url)
{
WebView <span class="operator">*</span>webView <span class="operator">=</span> currentWebView();
<span class="keyword">if</span> (webView) {
webView<span class="operator">-</span><span class="operator">></span>loadUrl(url);
webView<span class="operator">-</span><span class="operator">></span>setFocus();
}
}
<span class="type">void</span> TabWidget<span class="operator">::</span>nextTab()
{
<span class="type">int</span> next <span class="operator">=</span> currentIndex() <span class="operator">+</span> <span class="number">1</span>;
<span class="keyword">if</span> (next <span class="operator">=</span><span class="operator">=</span> count())
next <span class="operator">=</span> <span class="number">0</span>;
setCurrentIndex(next);
}
<span class="type">void</span> TabWidget<span class="operator">::</span>previousTab()
{
<span class="type">int</span> next <span class="operator">=</span> currentIndex() <span class="operator">-</span> <span class="number">1</span>;
<span class="keyword">if</span> (next <span class="operator"><</span> <span class="number">0</span>)
next <span class="operator">=</span> count() <span class="operator">-</span> <span class="number">1</span>;
setCurrentIndex(next);
}
<span class="keyword">static</span> <span class="keyword">const</span> <span class="type">qint32</span> TabWidgetMagic <span class="operator">=</span> <span class="number">0xaa</span>;
<span class="type">QByteArray</span> TabWidget<span class="operator">::</span>saveState() <span class="keyword">const</span>
{
<span class="type">int</span> version <span class="operator">=</span> <span class="number">1</span>;
<span class="type">QByteArray</span> data;
<span class="type">QDataStream</span> stream(<span class="operator">&</span>data<span class="operator">,</span> <span class="type">QIODevice</span><span class="operator">::</span>WriteOnly);
stream <span class="operator"><</span><span class="operator"><</span> <span class="type">qint32</span>(TabWidgetMagic);
stream <span class="operator"><</span><span class="operator"><</span> <span class="type">qint32</span>(version);
<span class="type">QStringList</span> tabs;
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="keyword">if</span> (WebView <span class="operator">*</span>tab <span class="operator">=</span> qobject_cast<span class="operator"><</span>WebView<span class="operator">*</span><span class="operator">></span>(widget(i))) {
tabs<span class="operator">.</span>append(tab<span class="operator">-</span><span class="operator">></span>url()<span class="operator">.</span>toString());
} <span class="keyword">else</span> {
tabs<span class="operator">.</span>append(<span class="type">QString</span>());
}
}
stream <span class="operator"><</span><span class="operator"><</span> tabs;
stream <span class="operator"><</span><span class="operator"><</span> currentIndex();
<span class="keyword">return</span> data;
}
bool TabWidget<span class="operator">::</span>restoreState(<span class="keyword">const</span> <span class="type">QByteArray</span> <span class="operator">&</span>state)
{
<span class="type">int</span> version <span class="operator">=</span> <span class="number">1</span>;
<span class="type">QByteArray</span> sd <span class="operator">=</span> state;
<span class="type">QDataStream</span> stream(<span class="operator">&</span>sd<span class="operator">,</span> <span class="type">QIODevice</span><span class="operator">::</span>ReadOnly);
<span class="keyword">if</span> (stream<span class="operator">.</span>atEnd())
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="type">qint32</span> marker;
<span class="type">qint32</span> v;
stream <span class="operator">></span><span class="operator">></span> marker;
stream <span class="operator">></span><span class="operator">></span> v;
<span class="keyword">if</span> (marker <span class="operator">!</span><span class="operator">=</span> TabWidgetMagic <span class="operator">|</span><span class="operator">|</span> v <span class="operator">!</span><span class="operator">=</span> version)
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="type">QStringList</span> openTabs;
stream <span class="operator">></span><span class="operator">></span> openTabs;
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> openTabs<span class="operator">.</span>count(); <span class="operator">+</span><span class="operator">+</span>i) {
<span class="keyword">if</span> (i <span class="operator">!</span><span class="operator">=</span> <span class="number">0</span>)
newTab();
loadPage(openTabs<span class="operator">.</span>at(i));
}
<span class="type">int</span> currentTab;
stream <span class="operator">></span><span class="operator">></span> currentTab;
setCurrentIndex(currentTab);
<span class="keyword">return</span> <span class="keyword">true</span>;
}
<span class="type">void</span> TabWidget<span class="operator">::</span>downloadRequested(<span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span> <span class="operator">*</span>download)
{
<span class="keyword">if</span> (download<span class="operator">-</span><span class="operator">></span>savePageFormat() <span class="operator">!</span><span class="operator">=</span> <span class="type"><a href="qwebenginedownloaditem.html">QWebEngineDownloadItem</a></span><span class="operator">::</span>UnknownSaveFormat) {
SavePageDialog dlg(<span class="keyword">this</span><span class="operator">,</span> download<span class="operator">-</span><span class="operator">></span>savePageFormat()<span class="operator">,</span> download<span class="operator">-</span><span class="operator">></span>path());
<span class="keyword">if</span> (dlg<span class="operator">.</span>exec() <span class="operator">!</span><span class="operator">=</span> SavePageDialog<span class="operator">::</span>Accepted)
<span class="keyword">return</span>;
download<span class="operator">-</span><span class="operator">></span>setSavePageFormat(dlg<span class="operator">.</span>pageFormat());
download<span class="operator">-</span><span class="operator">></span>setPath(dlg<span class="operator">.</span>filePath());
}
BrowserApplication<span class="operator">::</span>downloadManager()<span class="operator">-</span><span class="operator">></span>download(download);
download<span class="operator">-</span><span class="operator">></span>accept();
}
WebActionMapper<span class="operator">::</span>WebActionMapper(<span class="type">QAction</span> <span class="operator">*</span>root<span class="operator">,</span> <span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>WebAction webAction<span class="operator">,</span> <span class="type">QObject</span> <span class="operator">*</span>parent)
: <span class="type">QObject</span>(parent)
<span class="operator">,</span> m_currentParent(<span class="number">0</span>)
<span class="operator">,</span> m_root(root)
<span class="operator">,</span> m_webAction(webAction)
{
<span class="keyword">if</span> (<span class="operator">!</span>m_root)
<span class="keyword">return</span>;
connect(m_root<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(rootTriggered()));
connect(root<span class="operator">,</span> SIGNAL(destroyed(<span class="type">QObject</span><span class="operator">*</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(rootDestroyed()));
root<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>rootDestroyed()
{
m_root <span class="operator">=</span> <span class="number">0</span>;
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>currentDestroyed()
{
updateCurrent(<span class="number">0</span>);
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>addChild(<span class="type">QAction</span> <span class="operator">*</span>action)
{
<span class="keyword">if</span> (<span class="operator">!</span>action)
<span class="keyword">return</span>;
connect(action<span class="operator">,</span> SIGNAL(changed())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(childChanged()));
}
<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span><span class="operator">::</span>WebAction WebActionMapper<span class="operator">::</span>webAction() <span class="keyword">const</span>
{
<span class="keyword">return</span> m_webAction;
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>rootTriggered()
{
<span class="keyword">if</span> (m_currentParent) {
<span class="type">QAction</span> <span class="operator">*</span>gotoAction <span class="operator">=</span> m_currentParent<span class="operator">-</span><span class="operator">></span>action(m_webAction);
gotoAction<span class="operator">-</span><span class="operator">></span>trigger();
}
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>childChanged()
{
<span class="keyword">if</span> (<span class="type">QAction</span> <span class="operator">*</span>source <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type">QAction</span><span class="operator">*</span><span class="operator">></span>(sender())) {
<span class="keyword">if</span> (m_root
<span class="operator">&</span><span class="operator">&</span> m_currentParent
<span class="operator">&</span><span class="operator">&</span> source<span class="operator">-</span><span class="operator">></span>parent() <span class="operator">=</span><span class="operator">=</span> m_currentParent) {
m_root<span class="operator">-</span><span class="operator">></span>setChecked(source<span class="operator">-</span><span class="operator">></span>isChecked());
m_root<span class="operator">-</span><span class="operator">></span>setEnabled(source<span class="operator">-</span><span class="operator">></span>isEnabled());
}
}
}
<span class="type">void</span> WebActionMapper<span class="operator">::</span>updateCurrent(<span class="type"><a href="qwebenginepage.html">QWebEnginePage</a></span> <span class="operator">*</span>currentParent)
{
<span class="keyword">if</span> (m_currentParent)
disconnect(m_currentParent<span class="operator">,</span> SIGNAL(destroyed(<span class="type">QObject</span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentDestroyed()));
m_currentParent <span class="operator">=</span> currentParent;
<span class="keyword">if</span> (<span class="operator">!</span>m_root)
<span class="keyword">return</span>;
<span class="keyword">if</span> (<span class="operator">!</span>m_currentParent) {
m_root<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
m_root<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">false</span>);
<span class="keyword">return</span>;
}
<span class="type">QAction</span> <span class="operator">*</span>source <span class="operator">=</span> m_currentParent<span class="operator">-</span><span class="operator">></span>action(m_webAction);
m_root<span class="operator">-</span><span class="operator">></span>setChecked(source<span class="operator">-</span><span class="operator">></span>isChecked());
m_root<span class="operator">-</span><span class="operator">></span>setEnabled(source<span class="operator">-</span><span class="operator">></span>isEnabled());
connect(m_currentParent<span class="operator">,</span> SIGNAL(destroyed(<span class="type">QObject</span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentDestroyed()));
}
</pre>
</div>
<!-- @@@webenginewidgets/demobrowser/tabwidget.cpp -->
</div>
</div>
</div>
</div>
</div>
<div class="footer">
<p>
<acronym title="Copyright">©</acronym> 2017 The Qt Company Ltd.
Documentation contributions included herein are the copyrights of
their respective owners.<br> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property
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distrib
>
Mageia
>
6
>
x86_64
>
media
>
core-updates
>
by-pkgid
>
09bb53e5648f357bb3d35769c00e1902
>
files
>
352
