<?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>mousearea.qml Example File | Qt Quick 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="qtquick-index.html">Qt Quick</a></td><td ><a href="qtquick-mousearea-example.html">Qt Quick Examples - MouseArea</a></td><td >mousearea.qml 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">mousearea.qml Example File</h1> <span class="subtitle">mousearea/mousearea.qml</span> <!-- $$$mousearea/mousearea.qml-description --> <div class="descr"> <a name="details"></a> <pre class="qml"> <span class="comment">/**************************************************************************** ** ** 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> import QtQuick 2.4 <span class="type"><a href="qml-qtquick-rectangle.html">Rectangle</a></span> { <span class="name">id</span>: <span class="name">box</span> <span class="name">width</span>: <span class="number">320</span>; <span class="name">height</span>: <span class="number">480</span> <span class="type"><a href="qml-qtquick-rectangle.html">Rectangle</a></span> { <span class="name">id</span>: <span class="name">redSquare</span> <span class="name">width</span>: <span class="number">120</span>; <span class="name">height</span>: <span class="number">120</span> <span class="name">anchors</span>.top: <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>.margins: <span class="number">10</span> <span class="name">color</span>: <span class="string">"red"</span> <span class="name">opacity</span>: <span class="name">redSquareMouseArea</span>.<span class="name">containsPress</span> ? <span class="number">0.6</span> : <span class="number">1.0</span> <span class="type"><a href="qml-qtquick-text.html">Text</a></span> { <span class="name">text</span>: <span class="string">"Click"</span>; <span class="name">font</span>.pixelSize: <span class="number">16</span>; <span class="name">anchors</span>.centerIn: <span class="name">parent</span> } <span class="type"><a href="qml-qtquick-mousearea.html">MouseArea</a></span> { <span class="name">id</span>: <span class="name">redSquareMouseArea</span> <span class="name">anchors</span>.fill: <span class="name">parent</span> <span class="name">hoverEnabled</span>: <span class="number">true</span> property <span class="type">string</span> <span class="name">buttonID</span> <span class="name">acceptedButtons</span>: <span class="name">Qt</span>.<span class="name">AllButtons</span> <span class="comment">// Value 'All.Buttons' is eqivalent to:</span> <span class="comment">// 'Qt::LeftButton | Qt::RightButton | Qt::MiddleButton .... | Qt::ExtraButton24'</span> <span class="name">onEntered</span>: <span class="name">info</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Entered'</span> <span class="name">onExited</span>: <span class="name">info</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Exited (pressed='</span> <span class="operator">+</span> <span class="name">pressed</span> <span class="operator">+</span> <span class="string">')'</span> <span class="name">onPressed</span>: { <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">LeftButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'LeftButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">RightButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'RightButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">MidButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'MiddleButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">BackButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'BackButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ForwardButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ForwardButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">TaskButton</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'TaskButton'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton4</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton4'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton5</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton5'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton6</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton6'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton7</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton7'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton8</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton8'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton9</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton9'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton10</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton10'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton11</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton11'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton12</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton12'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton13</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton13'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton14</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton14'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton15</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton15'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton16</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton16'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton17</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton17'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton18</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton18'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton19</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton19'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton20</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton20'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton21</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton21'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton22</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton22'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton23</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton23'</span> <span class="keyword">else</span> <span class="keyword">if</span> (<span class="name">mouse</span>.<span class="name">button</span> <span class="operator">==</span> <span class="name">Qt</span>.<span class="name">ExtraButton24</span>) <span class="name">buttonID</span> <span class="operator">=</span> <span class="string">'ExtraButton24'</span> <span class="name">info</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Pressed ('</span> <span class="operator">+</span> <span class="name">buttonID</span> <span class="operator">+</span> <span class="string">' shift='</span> <span class="operator">+</span> (<span class="name">mouse</span>.<span class="name">modifiers</span> <span class="operator">&</span> <span class="name">Qt</span>.<span class="name">ShiftModifier</span> ? <span class="string">'true'</span> : <span class="string">'false'</span>) <span class="operator">+</span> <span class="string">')'</span> var <span class="name">posInBox</span> = <span class="name">redSquare</span>.<span class="name">mapToItem</span>(<span class="name">box</span>, <span class="name">mouse</span>.<span class="name">x</span>, <span class="name">mouse</span>.<span class="name">y</span>) <span class="name">posInfo</span>.<span class="name">text</span> <span class="operator">=</span> + <span class="name">mouse</span>.<span class="name">x</span> <span class="operator">+</span> <span class="string">','</span> <span class="operator">+</span> <span class="name">mouse</span>.<span class="name">y</span> <span class="operator">+</span> <span class="string">' in square'</span> <span class="operator">+</span> <span class="string">' ('</span> <span class="operator">+</span> <span class="name">posInBox</span>.<span class="name">x</span> <span class="operator">+</span> <span class="string">','</span> <span class="operator">+</span> <span class="name">posInBox</span>.<span class="name">y</span> <span class="operator">+</span> <span class="string">' in window)'</span> } <span class="name">onReleased</span>: { <span class="name">btn</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Released (isClick='</span> <span class="operator">+</span> <span class="name">mouse</span>.<span class="name">isClick</span> <span class="operator">+</span> <span class="string">' wasHeld='</span> <span class="operator">+</span> <span class="name">mouse</span>.<span class="name">wasHeld</span> <span class="operator">+</span> <span class="string">')'</span> <span class="name">posInfo</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">''</span> } <span class="name">onPressAndHold</span>: <span class="name">btn</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Press and hold'</span> <span class="name">onClicked</span>: <span class="name">btn</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Clicked (wasHeld='</span> <span class="operator">+</span> <span class="name">mouse</span>.<span class="name">wasHeld</span> <span class="operator">+</span> <span class="string">')'</span> <span class="name">onDoubleClicked</span>: <span class="name">btn</span>.<span class="name">text</span> <span class="operator">=</span> <span class="string">'Double clicked'</span> } } <span class="type"><a href="qml-qtquick-rectangle.html">Rectangle</a></span> { <span class="name">id</span>: <span class="name">blueSquare</span> <span class="name">width</span>: <span class="number">120</span>; <span class="name">height</span>: <span class="number">120</span> <span class="name">x</span>: <span class="name">box</span>.<span class="name">width</span> <span class="operator">-</span> <span class="name">width</span> <span class="operator">-</span> <span class="number">10</span>; <span class="name">y</span>: <span class="number">10</span> <span class="comment">// making this item draggable, so don't use anchors</span> <span class="name">color</span>: <span class="string">"blue"</span> <span class="type"><a href="qml-qtquick-text.html">Text</a></span> { <span class="name">text</span>: <span class="string">"Drag"</span>; <span class="name">font</span>.pixelSize: <span class="number">16</span>; <span class="name">color</span>: <span class="string">"white"</span>; <span class="name">anchors</span>.centerIn: <span class="name">parent</span> } <span class="type"><a href="qml-qtquick-mousearea.html">MouseArea</a></span> { <span class="name">anchors</span>.fill: <span class="name">parent</span> <span class="name">drag</span>.target: <span class="name">blueSquare</span> <span class="name">drag</span>.axis: <span class="name">Drag</span>.<span class="name">XAndYAxis</span> <span class="name">drag</span>.minimumX: <span class="number">0</span> <span class="name">drag</span>.maximumX: <span class="name">box</span>.<span class="name">width</span> <span class="operator">-</span> <span class="name">parent</span>.<span class="name">width</span> <span class="name">drag</span>.minimumY: <span class="number">0</span> <span class="name">drag</span>.maximumY: <span class="name">box</span>.<span class="name">height</span> <span class="operator">-</span> <span class="name">parent</span>.<span class="name">width</span> } } <span class="type"><a href="qml-qtquick-text.html">Text</a></span> { <span class="name">id</span>: <span class="name">info</span> <span class="name">anchors</span>.bottom: <span class="name">btn</span>.<span class="name">top</span>; <span class="name">anchors</span>.horizontalCenter: <span class="name">parent</span>.<span class="name">horizontalCenter</span>; <span class="name">anchors</span>.margins: <span class="number">20</span> <span class="name">onTextChanged</span>: <span class="name">console</span>.<span class="name">log</span>(<span class="name">text</span>) } <span class="type"><a href="qml-qtquick-text.html">Text</a></span> { <span class="name">id</span>: <span class="name">btn</span> <span class="name">anchors</span>.bottom: <span class="name">posInfo</span>.<span class="name">top</span>; <span class="name">anchors</span>.horizontalCenter: <span class="name">parent</span>.<span class="name">horizontalCenter</span>; <span class="name">anchors</span>.margins: <span class="number">20</span> } <span class="type"><a href="qml-qtquick-text.html">Text</a></span> { <span class="name">id</span>: <span class="name">posInfo</span> <span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">bottom</span>; <span class="name">anchors</span>.horizontalCenter: <span class="name">parent</span>.<span class="name">horizontalCenter</span>; <span class="name">anchors</span>.margins: <span class="number">20</span> } } </pre> </div> <!-- @@@mousearea/mousearea.qml --> </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>