<?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>positioners-attachedproperties.qml Example File | Qt Quick 5.12.6</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 5.12</td><td ><a href="qtquick-index.html">Qt Quick</a></td><td ><a href="qtquick-positioning-topic.html#positioners">Qt Quick Examples - Positioners</a></td><td >positioners-attachedproperties.qml Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtquick-index.html">Qt 5.12.6 Reference Documentation</a></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">positioners-attachedproperties.qml Example File</h1> <span class="subtitle">positioners/positioners-attachedproperties.qml</span> <!-- $$$positioners/positioners-attachedproperties.qml-description --> <div class="descr"> <a name="details"></a> <pre class="qml"> /**************************************************************************** ** ** Copyright (C) 2017 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ import QtQuick 2.0 import QtQuick.Controls 1.1 Rectangle { id: page property real ratio: width / 320 < height / 440 ? width / 320 : height / 440 property int elementSpacing: 6.3 * ratio width: 320 height: 440 Button { anchors.top: parent.top anchors.right: parent.right anchors.margins: 10 text: hidingRect.visible ? "Hide" : "Show" onClicked: hidingRect.visible = !hidingRect.visible } // Create column with four rectangles, the fourth one is hidden Column { id: column anchors.top: parent.top anchors.left: parent.left anchors.leftMargin: page.width / 32 anchors.topMargin: page.height / 48 spacing: page.elementSpacing Rectangle { id: green color: "#80c342" width: 100 * page.ratio height: 100 * page.ratio Text { anchors.left: parent.right anchors.leftMargin: 20 anchors.verticalCenter: parent.verticalCenter text: "Index: " + parent.Positioner.index + (parent.Positioner.isFirstItem ? " (First)" : "") + (parent.Positioner.isLastItem ? " (Last)" : "") } // When mouse is clicked, display the values of the positioner MouseArea { anchors.fill: parent onClicked: column.showInfo(green.Positioner) } } Rectangle { id: blue color: "#14aaff" width: 100 * page.ratio height: 100 * page.ratio Text { anchors.left: parent.right anchors.leftMargin: 20 anchors.verticalCenter: parent.verticalCenter text: "Index: " + parent.Positioner.index + (parent.Positioner.isFirstItem ? " (First)" : "") + (parent.Positioner.isLastItem ? " (Last)" : "") } // When mouse is clicked, display the values of the positioner MouseArea { anchors.fill: parent onClicked: column.showInfo(blue.Positioner) } } Rectangle { id: purple color: "#6400aa" width: 100 * page.ratio height: 100 * page.ratio Text { anchors.left: parent.right anchors.leftMargin: 20 anchors.verticalCenter: parent.verticalCenter text: "Index: " + parent.Positioner.index + (parent.Positioner.isFirstItem ? " (First)" : "") + (parent.Positioner.isLastItem ? " (Last)" : "") } // When mouse is clicked, display the values of the positioner MouseArea { anchors.fill: parent onClicked: column.showInfo(purple.Positioner) } } // This rectangle is not visible, so it doesn't have a positioner value Rectangle { id: hidingRect color: "#006325" width: 100 * page.ratio height: 100 * page.ratio visible: false Text { anchors.left: parent.right anchors.leftMargin: 20 anchors.verticalCenter: parent.verticalCenter text: "Index: " + parent.Positioner.index + (parent.Positioner.isFirstItem ? " (First)" : "") + (parent.Positioner.isLastItem ? " (Last)" : "") } } // Print the index of the child item in the positioner and convenience // properties showing if it's the first or last item. function showInfo(positioner) { console.log("Item Index = " + positioner.index) console.log(" isFirstItem = " + positioner.isFirstItem) console.log(" isLastItem = " + positioner.isLastItem) } } } </pre> </div> <!-- @@@positioners/positioners-attachedproperties.qml --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 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. 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