/**************************************************************************** ** ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/ ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** 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 Nokia Corporation and its Subsidiary(-ies) 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ void wrapInFunction() { //! [0] QDir("/home/user/Documents") QDir("C:/Documents and Settings") //! [0] //! [1] QDir("images/landscape.png") //! [1] //! [2] QDir("Documents/Letters/Applications").dirName() // "Applications" QDir().dirName() // "." //! [2] //! [3] QDir directory("Documents/Letters"); QString path = directory.filePath("contents.txt"); QString absolutePath = directory.absoluteFilePath("contents.txt"); //! [3] //! [4] QDir dir("example"); if (!dir.exists()) qWarning("Cannot find the example directory"); //! [4] //! [5] QDir dir = QDir::root(); // "/" if (!dir.cd("tmp")) { // "/tmp" qWarning("Cannot find the \"/tmp\" directory"); } else { QFile file(dir.filePath("ex1.txt")); // "/tmp/ex1.txt" if (!file.open(QIODevice::ReadWrite)) qWarning("Cannot create the file %s", file.name()); } //! [5] //! [6] QString bin = "/local/bin"; // where /local/bin is a symlink to /usr/bin QDir binDir(bin); QString canonicalBin = binDir.canonicalPath(); // canonicalBin now equals "/usr/bin" QString ls = "/local/bin/ls"; // where ls is the executable "ls" QDir lsDir(ls); QString canonicalLs = lsDir.canonicalPath(); // canonicalLS now equals "/usr/bin/ls". //! [6] //! [7] QDir dir("/home/bob"); QString s; s = dir.relativeFilePath("images/file.jpg"); // s is "images/file.jpg" s = dir.relativeFilePath("/home/mary/file.txt"); // s is "../mary/file.txt" //! [7] //! [8] QDir::setSearchPaths("icons", QStringList(QDir::homePath() + "/images")); QDir::setSearchPaths("docs", QStringList(":/embeddedDocuments")); ... QPixmap pixmap("icons:undo.png"); // will look for undo.png in QDir::homePath() + "/images" QFile file("docs:design.odf"); // will look in the :/embeddedDocuments resource path //! [8] //! [9] QDir dir("/tmp/root_link"); dir = dir.canonicalPath(); if (dir.isRoot()) qWarning("It is a root link"); //! [9] //! [10] // The current directory is "/usr/local" QDir d1("/usr/local/bin"); QDir d2("bin"); if (d1 == d2) qDebug("They're the same"); //! [10] //! [11] // The current directory is "/usr/local" QDir d1("/usr/local/bin"); d1.setFilter(QDir::Executable); QDir d2("bin"); if (d1 != d2) qDebug("They differ"); //! [11] //! [12] C:/Documents and Settings/Username //! [12] //! [13] Q_INIT_RESOURCE(myapp); //! [13] //! [14] inline void initMyResource() { Q_INIT_RESOURCE(myapp); } namespace MyNamespace { ... void myFunction() { initMyResource(); } } //! [14] //! [15] Q_CLEANUP_RESOURCE(myapp); //! [15] }