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Diffstat (limited to 'tests/auto/quick/qquickgridview/data/qtbug49218.qml')
-rw-r--r-- | tests/auto/quick/qquickgridview/data/qtbug49218.qml | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/tests/auto/quick/qquickgridview/data/qtbug49218.qml b/tests/auto/quick/qquickgridview/data/qtbug49218.qml new file mode 100644 index 0000000000..1a55fe5b3a --- /dev/null +++ b/tests/auto/quick/qquickgridview/data/qtbug49218.qml @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite 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 2.4 + +Item { + width: 500 + height: 160 + visible: true + + property var model1: ["1","2","3","4","5","6","7","8","9","10", + "11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30", + "31","32","33","34","a"] + property var model2: ["a","b","c","d","e","f","g","h","i","j","k","l","m","1"] + property bool useModel1: true + + function changeModel() { + useModel1 = !useModel1 + grid.loadModel(useModel1 ? model1 : model2) + } + + function scrollToTop() { + grid.contentY = grid.originY; + } + + GridView { + id: grid + anchors.fill: parent + + model: ListModel { + } + + onCurrentIndexChanged: { + positionViewAtIndex(currentIndex, GridView.Contain) + } + + Component.onCompleted: { + loadModel(model1) + grid.currentIndex = 34 + grid.positionViewAtIndex(34, GridView.Contain) + } + + function loadModel(m) { + var remove = {}; + var add = {}; + var i; + for (i=0; i < model.count; ++i) + remove[model.get(i).name] = true; + for (i=0; i < m.length; ++i) + if (remove[m[i]]) + delete remove[m[i]]; + else + add[m[i]] = true; + + for (i=model.count-1; i>= 0; --i) + if (remove[model.get(i).name]) + model.remove(i, 1); + + for (i=0; i<m.length; ++i) + if (add[m[i]]) + model.insert(i, { "name": m[i] }) + } + + delegate: Rectangle { + height: grid.cellHeight + width: grid.cellWidth + color: GridView.isCurrentItem ? "gray" : "white" + Text { + anchors.fill: parent + text: name + } + MouseArea { + anchors.fill: parent + onClicked: { + grid.currentIndex = index + } + } + } + } +} |