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href="index.html">Home</a></li> <!-- Breadcrumbs go here --> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">FlickableWebView.qml Example File</h1> <span class="small-subtitle">demos/declarative/webbrowser/qml/webbrowser/content/FlickableWebView.qml</span> <!-- $$$demos/declarative/webbrowser/qml/webbrowser/content/FlickableWebView.qml-description --> <div class="descr"> <a name="details"></a> <pre class="qml"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtDeclarative module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** 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 http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 or version 3 as published by the Free ** Software Foundation and appearing in the file LICENSE.LGPLv21 and ** LICENSE.LGPLv3 included in the packaging of this file. Please review the ** following information to ensure the GNU Lesser General Public License ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** As a special exception, The Qt Company gives you certain additional ** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> import QtQuick 1.0 import QtWebKit 1.0 <span class="type"><a href="qml-flickable.html">Flickable</a></span> { property <span class="type">alias</span> <span class="name">title</span>: <span class="name">webView</span>.<span class="name">title</span> property <span class="type">alias</span> <span class="name">icon</span>: <span class="name">webView</span>.<span class="name">icon</span> property <span class="type">alias</span> <span class="name">progress</span>: <span class="name">webView</span>.<span class="name">progress</span> property <span class="type">alias</span> <span class="name">url</span>: <span class="name">webView</span>.<span class="name">url</span> property <span class="type">alias</span> <span class="name">back</span>: <span class="name">webView</span>.<span class="name">back</span> property <span class="type">alias</span> <span class="name">stop</span>: <span class="name">webView</span>.<span class="name">stop</span> property <span class="type">alias</span> <span class="name">reload</span>: <span class="name">webView</span>.<span class="name">reload</span> property <span class="type">alias</span> <span class="name">forward</span>: <span class="name">webView</span>.<span class="name">forward</span> <span class="name">id</span>: <span class="name">flickable</span> <span class="name">width</span>: <span class="name">parent</span>.<span class="name">width</span> <span class="name">contentWidth</span>: <span class="name">Math</span>.<span class="name">max</span>(<span class="name">parent</span>.<span class="name">width</span>,<span class="name">webView</span>.<span class="name">width</span>) <span class="name">contentHeight</span>: <span class="name">Math</span>.<span class="name">max</span>(<span class="name">parent</span>.<span class="name">height</span>,<span class="name">webView</span>.<span class="name">height</span>) <span class="name">anchors</span>.top: <span class="name">headerSpace</span>.<span class="name">bottom</span> <span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">top</span> <span class="name">anchors</span>.left: <span class="name">parent</span>.<span class="name">left</span> <span class="name">anchors</span>.right: <span class="name">parent</span>.<span class="name">right</span> <span class="name">pressDelay</span>: <span class="number">200</span> <span class="name">onWidthChanged</span> : { <span class="comment">// Expand (but not above 1:1) if otherwise would be smaller that available width.</span> <span class="keyword">if</span> (<span class="name">width</span> <span class="operator">></span> <span class="name">webView</span>.<span class="name">width</span><span class="operator">*</span><span class="name">webView</span>.<span class="name">contentsScale</span> <span class="operator">&&</span> <span class="name">webView</span>.<span class="name">contentsScale</span> <span class="operator"><</span> <span class="number">1.0</span>) <span class="name">webView</span>.<span class="name">contentsScale</span> <span class="operator">=</span> <span class="name">width</span> <span class="operator">/</span> <span class="name">webView</span>.<span class="name">width</span> <span class="operator">*</span> <span class="name">webView</span>.<span class="name">contentsScale</span>; } <span class="type"><a href="qml-webview.html">WebView</a></span> { <span class="name">id</span>: <span class="name">webView</span> <span class="name">transformOrigin</span>: <span class="name">Item</span>.<span class="name">TopLeft</span> <span class="keyword">function</span> <span class="name">fixUrl</span>(<span class="name">url</span>) { <span class="keyword">if</span> (<span class="name">url</span> <span class="operator">==</span> <span class="string">""</span>) <span class="keyword">return</span> <span class="name">url</span> <span class="keyword">if</span> (<span class="name">url</span>[<span class="number">0</span>] <span class="operator">==</span> <span class="string">"/"</span>) <span class="keyword">return</span> <span class="string">"file://"</span><span class="operator">+</span><span class="name">url</span> <span class="keyword">if</span> (<span class="name">url</span>.<span class="name">indexOf</span>(<span class="string">":"</span>)<span class="operator"><</span><span class="number">0</span>) { <span class="keyword">if</span> (<span class="name">url</span>.<span class="name">indexOf</span>(<span class="string">"."</span>)<span class="operator"><</span><span class="number">0</span> <span class="operator">||</span> <span class="name">url</span>.<span class="name">indexOf</span>(<span class="string">" "</span>)<span class="operator">>=</span><span class="number">0</span>) { <span class="comment">// Fall back to a search engine; hard-code Wikipedia</span> <span class="keyword">return</span> <span class="string">"http://en.wikipedia.org/w/index.php?search="</span><span class="operator">+</span><span class="name">url</span> } else { <span class="keyword">return</span> <span class="string">"http://"</span><span class="operator">+</span><span class="name">url</span> } } <span class="keyword">return</span> <span class="name">url</span> } <span class="name">url</span>: <span class="name">fixUrl</span>(<span class="name">webBrowser</span>.<span class="name">urlString</span>) <span class="name">smooth</span>: <span class="number">false</span> <span class="comment">// We don't want smooth scaling, since we only scale during (fast) transitions</span> <span class="name">focus</span>: <span class="number">true</span> <span class="name">onAlert</span>: <span class="name">console</span>.<span class="name">log</span>(<span class="name">message</span>) <span class="keyword">function</span> <span class="name">doZoom</span>(<span class="name">zoom</span>,centerX,centerY) { <span class="keyword">if</span> (<span class="name">centerX</span>) { var <span class="name">sc</span> = <span class="name">zoom</span><span class="operator">*</span><span class="name">contentsScale</span>; <span class="name">scaleAnim</span>.<span class="name">to</span> <span class="operator">=</span> <span class="name">sc</span>; <span class="name">flickVX</span>.<span class="name">from</span> <span class="operator">=</span> <span class="name">flickable</span>.<span class="name">contentX</span> <span class="name">flickVX</span>.<span class="name">to</span> <span class="operator">=</span> <span class="name">Math</span>.<span class="name">max</span>(<span class="number">0</span>,<span class="name">Math</span>.<span class="name">min</span>(<span class="name">centerX</span><span class="operator">-</span><span class="name">flickable</span>.<span class="name">width</span><span class="operator">/</span><span class="number">2</span>,<span class="name">webView</span>.<span class="name">width</span><span class="operator">*</span><span class="name">sc</span><span class="operator">-</span><span class="name">flickable</span>.<span class="name">width</span>)) <span class="name">finalX</span>.<span class="name">value</span> <span class="operator">=</span> <span class="name">flickVX</span>.<span class="name">to</span> <span class="name">flickVY</span>.<span class="name">from</span> <span class="operator">=</span> <span class="name">flickable</span>.<span class="name">contentY</span> <span class="name">flickVY</span>.<span class="name">to</span> <span class="operator">=</span> <span class="name">Math</span>.<span class="name">max</span>(<span class="number">0</span>,<span class="name">Math</span>.<span class="name">min</span>(<span class="name">centerY</span><span class="operator">-</span><span class="name">flickable</span>.<span class="name">height</span><span class="operator">/</span><span class="number">2</span>,<span class="name">webView</span>.<span class="name">height</span><span class="operator">*</span><span class="name">sc</span><span class="operator">-</span><span class="name">flickable</span>.<span class="name">height</span>)) <span class="name">finalY</span>.<span class="name">value</span> <span class="operator">=</span> <span class="name">flickVY</span>.<span class="name">to</span> <span class="name">quickZoom</span>.<span class="name">start</span>() } } <span class="name">Keys</span>.onLeftPressed: <span class="name">webView</span>.<span class="name">contentsScale</span> <span class="operator">-=</span> <span class="number">0.1</span> <span class="name">Keys</span>.onRightPressed: <span class="name">webView</span>.<span class="name">contentsScale</span> <span class="operator">+=</span> <span class="number">0.1</span> <span class="name">preferredWidth</span>: <span class="name">flickable</span>.<span class="name">width</span> <span class="name">preferredHeight</span>: <span class="name">flickable</span>.<span class="name">height</span> <span class="name">contentsScale</span>: <span class="number">1</span> <span class="name">onContentsSizeChanged</span>: { <span class="comment">// zoom out</span> <span class="name">contentsScale</span> <span class="operator">=</span> <span class="name">Math</span>.<span class="name">min</span>(<span class="number">1</span>,<span class="name">flickable</span>.<span class="name">width</span> <span class="operator">/</span> <span class="name">contentsSize</span>.<span class="name">width</span>) } <span class="name">onUrlChanged</span>: { <span class="comment">// got to topleft</span> <span class="name">flickable</span>.<span class="name">contentX</span> <span class="operator">=</span> <span class="number">0</span> <span class="name">flickable</span>.<span class="name">contentY</span> <span class="operator">=</span> <span class="number">0</span> <span class="keyword">if</span> (<span class="name">url</span> <span class="operator">!=</span> <span class="number">null</span>) { <span class="name">header</span>.<span class="name">editUrl</span> <span class="operator">=</span> <span class="name">url</span>.<span class="name">toString</span>(); } } <span class="name">onDoubleClick</span>: { <span class="keyword">if</span> (!<span class="name">heuristicZoom</span>(<span class="name">clickX</span>,<span class="name">clickY</span>,<span class="number">2.5</span>)) { var <span class="name">zf</span> = <span class="name">flickable</span>.<span class="name">width</span> <span class="operator">/</span> <span class="name">contentsSize</span>.<span class="name">width</span> <span class="keyword">if</span> (<span class="name">zf</span> <span class="operator">>=</span> <span class="name">contentsScale</span>) <span class="name">zf</span> <span class="operator">=</span> <span class="number">2.0</span><span class="operator">*</span><span class="name">contentsScale</span> <span class="comment">// zoom in (else zooming out)</span> <span class="name">doZoom</span>(<span class="name">zf</span>,<span class="name">clickX</span><span class="operator">*</span><span class="name">zf</span>,<span class="name">clickY</span><span class="operator">*</span><span class="name">zf</span>) } } <span class="type"><a href="qml-sequentialanimation.html">SequentialAnimation</a></span> { <span class="name">id</span>: <span class="name">quickZoom</span> <span class="type"><a href="qml-propertyaction.html">PropertyAction</a></span> { <span class="name">target</span>: <span class="name">webView</span> <span class="name">property</span>: <span class="string">"renderingEnabled"</span> <span class="name">value</span>: <span class="number">false</span> } <span class="type"><a href="qml-parallelanimation.html">ParallelAnimation</a></span> { <span class="type"><a href="qml-numberanimation.html">NumberAnimation</a></span> { <span class="name">id</span>: <span class="name">scaleAnim</span> <span class="name">target</span>: <span class="name">webView</span> <span class="name">property</span>: <span class="string">"contentsScale"</span> <span class="comment">// the to property is set before calling</span> <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">Linear</span> <span class="name">duration</span>: <span class="number">200</span> } <span class="type"><a href="qml-numberanimation.html">NumberAnimation</a></span> { <span class="name">id</span>: <span class="name">flickVX</span> <span class="name">target</span>: <span class="name">flickable</span> <span class="name">property</span>: <span class="string">"contentX"</span> <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">Linear</span> <span class="name">duration</span>: <span class="number">200</span> <span class="name">from</span>: <span class="number">0</span> <span class="comment">// set before calling</span> <span class="name">to</span>: <span class="number">0</span> <span class="comment">// set before calling</span> } <span class="type"><a href="qml-numberanimation.html">NumberAnimation</a></span> { <span class="name">id</span>: <span class="name">flickVY</span> <span class="name">target</span>: <span class="name">flickable</span> <span class="name">property</span>: <span class="string">"contentY"</span> <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">Linear</span> <span class="name">duration</span>: <span class="number">200</span> <span class="name">from</span>: <span class="number">0</span> <span class="comment">// set before calling</span> <span class="name">to</span>: <span class="number">0</span> <span class="comment">// set before calling</span> } } <span class="comment">// Have to set the contentXY, since the above 2</span> <span class="comment">// size changes may have started a correction if</span> <span class="comment">// contentsScale < 1.0.</span> <span class="type"><a href="qml-propertyaction.html">PropertyAction</a></span> { <span class="name">id</span>: <span class="name">finalX</span> <span class="name">target</span>: <span class="name">flickable</span> <span class="name">property</span>: <span class="string">"contentX"</span> <span class="name">value</span>: <span class="number">0</span> <span class="comment">// set before calling</span> } <span class="type"><a href="qml-propertyaction.html">PropertyAction</a></span> { <span class="name">id</span>: <span class="name">finalY</span> <span class="name">target</span>: <span class="name">flickable</span> <span class="name">property</span>: <span class="string">"contentY"</span> <span class="name">value</span>: <span class="number">0</span> <span class="comment">// set before calling</span> } <span class="type"><a href="qml-propertyaction.html">PropertyAction</a></span> { <span class="name">target</span>: <span class="name">webView</span> <span class="name">property</span>: <span class="string">"renderingEnabled"</span> <span class="name">value</span>: <span class="number">true</span> } } <span class="name">onZoomTo</span>: <span class="name">doZoom</span>(<span class="name">zoom</span>,<span class="name">centerX</span>,<span class="name">centerY</span>) } }</pre> </div> <!-- @@@demos/declarative/webbrowser/qml/webbrowser/content/FlickableWebView.qml --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. 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