From ec022d0efec47e0e68cdec1c2e018ce864cc015c Mon Sep 17 00:00:00 2001 From: Simon Hausmann Date: Mon, 20 Aug 2018 14:35:40 +0200 Subject: Port WorkerScript threading examples to use ES modules This is the more modern way of doing things, so demonstrate that in our examples and documentation. Change-Id: Icd5316fbeeb00c34d470c8d871851945dc831244 Reviewed-by: Mitch Curtis Reviewed-by: Lars Knoll --- .../quick/threading/workerscript/workerscript.js | 74 ---------------------- .../quick/threading/workerscript/workerscript.mjs | 74 ++++++++++++++++++++++ .../quick/threading/workerscript/workerscript.qml | 2 +- 3 files changed, 75 insertions(+), 75 deletions(-) delete mode 100644 examples/quick/threading/workerscript/workerscript.js create mode 100644 examples/quick/threading/workerscript/workerscript.mjs (limited to 'examples/quick/threading/workerscript') diff --git a/examples/quick/threading/workerscript/workerscript.js b/examples/quick/threading/workerscript/workerscript.js deleted file mode 100644 index 9953958086..0000000000 --- a/examples/quick/threading/workerscript/workerscript.js +++ /dev/null @@ -1,74 +0,0 @@ -/**************************************************************************** -** -** 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -//Will be initialized when WorkerScript{} is instantiated -var cache = new Array(64); -for (var i = 0; i < 64; i++) - cache[i] = new Array(64); - -function triangle(row, column) { - if (cache[row][column]) - return cache[row][column] - if (column < 0 || column > row) - return -1; - if (column == 0 || column == row) - return 1; - return triangle(row-1, column-1) + triangle(row-1, column); -} -//! [0] -WorkerScript.onMessage = function(message) { - //Calculate result (may take a while, using a naive algorithm) - var calculatedResult = triangle(message.row, message.column); - //Send result back to main thread - WorkerScript.sendMessage( { row: message.row, - column: message.column, - result: calculatedResult} ); -} -//! [0] diff --git a/examples/quick/threading/workerscript/workerscript.mjs b/examples/quick/threading/workerscript/workerscript.mjs new file mode 100644 index 0000000000..9953958086 --- /dev/null +++ b/examples/quick/threading/workerscript/workerscript.mjs @@ -0,0 +1,74 @@ +/**************************************************************************** +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//Will be initialized when WorkerScript{} is instantiated +var cache = new Array(64); +for (var i = 0; i < 64; i++) + cache[i] = new Array(64); + +function triangle(row, column) { + if (cache[row][column]) + return cache[row][column] + if (column < 0 || column > row) + return -1; + if (column == 0 || column == row) + return 1; + return triangle(row-1, column-1) + triangle(row-1, column); +} +//! [0] +WorkerScript.onMessage = function(message) { + //Calculate result (may take a while, using a naive algorithm) + var calculatedResult = triangle(message.row, message.column); + //Send result back to main thread + WorkerScript.sendMessage( { row: message.row, + column: message.column, + result: calculatedResult} ); +} +//! [0] diff --git a/examples/quick/threading/workerscript/workerscript.qml b/examples/quick/threading/workerscript/workerscript.qml index 6c279d4a46..735cc8d1f1 100644 --- a/examples/quick/threading/workerscript/workerscript.qml +++ b/examples/quick/threading/workerscript/workerscript.qml @@ -56,7 +56,7 @@ Rectangle { //! [1] WorkerScript { id: myWorker - source: "workerscript.js" + source: "workerscript.mjs" onMessage: { if (messageObject.row == rowSpinner.value && messageObject.column == columnSpinner.value){ //Not an old result -- cgit v1.2.3