<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>printtopdfdialog.cpp Example File | Qt WebEngine 5.9</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.9</td><td ><a href="qtwebengine-index.html">Qt WebEngine</a></td><td ><a href="qtwebengine-webenginewidgets-demobrowser-example.html">WebEngine Demo Browser Example</a></td><td >printtopdfdialog.cpp Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right">Qt 5.9.4 Reference Documentation</td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">printtopdfdialog.cpp Example File</h1> <span class="subtitle">webenginewidgets/demobrowser/printtopdfdialog.cpp</span> <!-- $$$webenginewidgets/demobrowser/printtopdfdialog.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, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include "printtopdfdialog.h"</span> <span class="preprocessor">#include "ui_printtopdfdialog.h"</span> <span class="preprocessor">#include <QtCore/QDir></span> <span class="preprocessor">#include <QtPrintSupport/QPageSetupDialog></span> <span class="preprocessor">#include <QtPrintSupport/QPrinter></span> <span class="preprocessor">#include <QtWidgets/QFileDialog></span> PrintToPdfDialog<span class="operator">::</span>PrintToPdfDialog(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>filePath<span class="operator">,</span> <span class="type">QWidget</span> <span class="operator">*</span>parent) : <span class="type">QDialog</span>(parent)<span class="operator">,</span> currentPageLayout(<span class="type">QPageLayout</span>(<span class="type">QPageSize</span>(<span class="type">QPageSize</span><span class="operator">::</span>A4)<span class="operator">,</span> <span class="type">QPageLayout</span><span class="operator">::</span>Portrait<span class="operator">,</span> <span class="type">QMarginsF</span>(<span class="number">0.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="number">0.0</span>)))<span class="operator">,</span> ui(<span class="keyword">new</span> Ui<span class="operator">::</span>PrintToPdfDialog) { ui<span class="operator">-</span><span class="operator">></span>setupUi(<span class="keyword">this</span>); setWindowFlags(windowFlags() <span class="operator">&</span> <span class="operator">~</span><span class="type">Qt</span><span class="operator">::</span>WindowContextHelpButtonHint); connect(ui<span class="operator">-</span><span class="operator">></span>chooseFilePathButton<span class="operator">,</span> <span class="operator">&</span><span class="type">QToolButton</span><span class="operator">::</span>clicked<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>PrintToPdfDialog<span class="operator">::</span>onChooseFilePathButtonClicked); connect(ui<span class="operator">-</span><span class="operator">></span>choosePageLayoutButton<span class="operator">,</span> <span class="operator">&</span><span class="type">QToolButton</span><span class="operator">::</span>clicked<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>PrintToPdfDialog<span class="operator">::</span>onChoosePageLayoutButtonClicked); ui<span class="operator">-</span><span class="operator">></span>choosePageLayoutButton<span class="operator">-</span><span class="operator">></span>hide(); updatePageLayoutLabel(); setFilePath(filePath); } PrintToPdfDialog<span class="operator">::</span><span class="operator">~</span>PrintToPdfDialog() { <span class="keyword">delete</span> ui; } <span class="type">void</span> PrintToPdfDialog<span class="operator">::</span>onChoosePageLayoutButtonClicked() { <span class="type">QPrinter</span> printer; printer<span class="operator">.</span>setPageLayout(currentPageLayout); <span class="type">QPageSetupDialog</span> dlg(<span class="operator">&</span>printer<span class="operator">,</span> <span class="keyword">this</span>); <span class="keyword">if</span> (dlg<span class="operator">.</span>exec() <span class="operator">!</span><span class="operator">=</span> <span class="type">QDialog</span><span class="operator">::</span>Accepted) <span class="keyword">return</span>; currentPageLayout<span class="operator">.</span>setPageSize(printer<span class="operator">.</span>pageLayout()<span class="operator">.</span>pageSize()); currentPageLayout<span class="operator">.</span>setOrientation(printer<span class="operator">.</span>pageLayout()<span class="operator">.</span>orientation()); updatePageLayoutLabel(); } <span class="type">void</span> PrintToPdfDialog<span class="operator">::</span>onChooseFilePathButtonClicked() { <span class="type">QFileInfo</span> fi(filePath()); <span class="type">QFileDialog</span> dlg(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"Save PDF as"</span>)<span class="operator">,</span> fi<span class="operator">.</span>absolutePath()); dlg<span class="operator">.</span>setAcceptMode(<span class="type">QFileDialog</span><span class="operator">::</span>AcceptSave); dlg<span class="operator">.</span>setDefaultSuffix(<span class="type">QStringLiteral</span>(<span class="string">".pdf"</span>)); dlg<span class="operator">.</span>selectFile(fi<span class="operator">.</span>absoluteFilePath()); <span class="keyword">if</span> (dlg<span class="operator">.</span>exec() <span class="operator">!</span><span class="operator">=</span> <span class="type">QDialog</span><span class="operator">::</span>Accepted) <span class="keyword">return</span>; setFilePath(dlg<span class="operator">.</span>selectedFiles()<span class="operator">.</span>first()); } <span class="type">QString</span> PrintToPdfDialog<span class="operator">::</span>filePath() <span class="keyword">const</span> { <span class="keyword">return</span> <span class="type">QDir</span><span class="operator">::</span>fromNativeSeparators(ui<span class="operator">-</span><span class="operator">></span>filePathLineEdit<span class="operator">-</span><span class="operator">></span>text()); } <span class="type">void</span> PrintToPdfDialog<span class="operator">::</span>setFilePath(<span class="keyword">const</span> <span class="type">QString</span> <span class="operator">&</span>filePath) { ui<span class="operator">-</span><span class="operator">></span>filePathLineEdit<span class="operator">-</span><span class="operator">></span>setText(<span class="type">QDir</span><span class="operator">::</span>toNativeSeparators(filePath)); } <span class="type">QPageLayout</span> PrintToPdfDialog<span class="operator">::</span>pageLayout() <span class="keyword">const</span> { <span class="keyword">return</span> currentPageLayout; } <span class="type">void</span> PrintToPdfDialog<span class="operator">::</span>updatePageLayoutLabel() { ui<span class="operator">-</span><span class="operator">></span>pageLayoutLabel<span class="operator">-</span><span class="operator">></span>setText(<span class="type">QString</span>(<span class="string">"%1, %2"</span>)<span class="operator">.</span>arg( currentPageLayout<span class="operator">.</span>pageSize()<span class="operator">.</span>name())<span class="operator">.</span>arg( currentPageLayout<span class="operator">.</span>orientation() <span class="operator">=</span><span class="operator">=</span> <span class="type">QPageLayout</span><span class="operator">::</span>Portrait <span class="operator">?</span> tr(<span class="string">"Portrait"</span>) : tr(<span class="string">"Landscape"</span>) )); } </pre> </div> <!-- @@@webenginewidgets/demobrowser/printtopdfdialog.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 of their respective owners. </p> </div> </body> </html>