From a92fb1d66d7ed6b1c2b24795a8b9aeb7b700753e Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ji=C5=99=C3=AD=20Mat=C4=9Bj=C3=A1k?= Date: Fri, 27 Apr 2018 14:07:52 +0200 Subject: [PATCH] qtwebengine minimal example --- doc/src/minimal.qdoc | 85 +++++++++++ main.cpp | 69 +++++++++ main.qml | 80 +++++++++++ minimal.pro | 10 ++ minimal.pro.user | 336 +++++++++++++++++++++++++++++++++++++++++++ qml.qrc | 6 + 6 files changed, 586 insertions(+) create mode 100644 doc/src/minimal.qdoc create mode 100644 main.cpp create mode 100644 main.qml create mode 100644 minimal.pro create mode 100644 minimal.pro.user create mode 100644 qml.qrc diff --git a/doc/src/minimal.qdoc b/doc/src/minimal.qdoc new file mode 100644 index 0000000..a52ddea --- /dev/null +++ b/doc/src/minimal.qdoc @@ -0,0 +1,85 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:FDL$ +** 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. +** +** GNU Free Documentation License Usage +** Alternatively, this file may be used under the terms of the GNU Free +** Documentation License version 1.3 as published by the Free Software +** Foundation and appearing in the file included in the packaging of +** this file. Please review the following information to ensure +** the GNU Free Documentation License version 1.3 requirements +** will be met: https://www.gnu.org/licenses/fdl-1.3.html. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/*! + \example webengine/minimal + \title WebEngine Qt Quick Minimal Example + \ingroup webengine-examples + \brief Displays a web page using the Qt Quick integration of Qt WebEngine + + \image minimal-example.png + + \e {WebEngine Qt Quick Minimal Example} demonstrates how to use the + \l{WebEngineView} item to render a web page. It shows the minimum amount of + code needed to load and display an HTML page, and can be used as a basis for + further experimentation. + + \include examples-run.qdocinc + + \section1 C++ Code + + In \c main.cpp we use only the QGuiApplication and QQmlApplicationEngine + classes. We also include \c qtwebengineglobal.h to be able to use + \l{QtWebEngine::initialize}. + + \quotefromfile webengine/minimal/main.cpp + \skipto #include + \printto main + + In the \c main function we first set the Qt::AA_EnableHighDpiScaling + attribute. This lets the web view automatically scale on high-dpi displays. + Then we instantiate a QGuiApplication object. + + Next, we call \l{QtWebEngine::initialize}, which makes sure that OpenGL + contexts can be shared between the main process and the dedicated renderer + process (\c QtWebEngineProcess). This method needs to be called before + any OpenGL context is created. + + Then we create a QQmlApplicationEngine, and tell it to load \c main.qml + from the \l{The Qt Resource System}{Qt Resource System}. + + Finally, QGuiApplication::exec() launches the main event loop. + + \printuntil } + + \section1 QML Code + + In \c main.qml we create the top level window, set a sensible default size + and make it visible. The window will be filled by a WebEngineView item + loading the \l{Qt Homepage}. + + \quotefromfile webengine/minimal/main.qml + \skipto import + \printuntil } + \printline } + + \section1 Requirements + + The example requires a working internet connection to render the + \l{Qt Homepage}. + An optional system proxy should be picked up automatically. +*/ diff --git a/main.cpp b/main.cpp new file mode 100644 index 0000000..785cd11 --- /dev/null +++ b/main.cpp @@ -0,0 +1,69 @@ +/**************************************************************************** +** +** Copyright (C) 2016 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include +#include +#include + +int main(int argc, char *argv[]) +{ + qputenv("QT_IM_MODULE", QByteArray("qtvirtualkeyboard")); + + QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling); + QGuiApplication app(argc, argv); + + QtWebEngine::initialize(); + + QQmlApplicationEngine engine; + engine.load(QUrl(QStringLiteral("qrc:/main.qml"))); + + return app.exec(); +} + diff --git a/main.qml b/main.qml new file mode 100644 index 0000000..daaab11 --- /dev/null +++ b/main.qml @@ -0,0 +1,80 @@ +/**************************************************************************** +** +** Copyright (C) 2016 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.Window 2.0 +import QtWebEngine 1.0 +import QtQuick.VirtualKeyboard 2.1 + +Window { + width: 1920 + height: 1200 + visible: true + + WebEngineView { + anchors.fill: parent + url: "http://google.cz/" + } + + Item { + id: appContainer + anchors.left: parent.left + anchors.top: parent.top + anchors.right: parent.right + anchors.bottom: inputPanel.top + } + + InputPanel { + id: inputPanel + y: Qt.inputMethod.visible ? parent.height - inputPanel.height : parent.height + anchors.left: parent.left + anchors.right: parent.right + } +} diff --git a/minimal.pro b/minimal.pro new file mode 100644 index 0000000..23ce01d --- /dev/null +++ b/minimal.pro @@ -0,0 +1,10 @@ +TEMPLATE = app + +QT += webengine + +SOURCES += main.cpp + +RESOURCES += qml.qrc + +target.path = $$[QT_INSTALL_EXAMPLES]/webengine/minimal +INSTALLS += target diff --git a/minimal.pro.user b/minimal.pro.user new file mode 100644 index 0000000..36ccf0b --- /dev/null +++ b/minimal.pro.user @@ -0,0 +1,336 @@ + + + + + + EnvironmentId + {7cf9c062-f665-4682-9ff0-c03a04bc84dc} + + + ProjectExplorer.Project.ActiveTarget + 0 + + + ProjectExplorer.Project.EditorSettings + + true + false + true + + Cpp + + CppGlobal + + + + QmlJS + + QmlJSGlobal + + + 2 + UTF-8 + false + 4 + false + 80 + true + true + 1 + true + false + 0 + true + true + 0 + 8 + true + 1 + true + true + true + false + + + + ProjectExplorer.Project.PluginSettings + + + + ProjectExplorer.Project.Target.0 + + Desktop + Desktop + {e8e41084-7ca4-41dd-b39f-4532b1e841ad} + 0 + 0 + 0 + + /home/jiri/merica/qtwebengine/examples/webengine/build-minimal-Desktop-Debug + + + true + qmake + + QtProjectManager.QMakeBuildStep + true + + false + false + false + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + false + + + + 2 + Build + + ProjectExplorer.BuildSteps.Build + + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + true + clean + + + 1 + Clean + + ProjectExplorer.BuildSteps.Clean + + 2 + false + + Debug + Debug + Qt4ProjectManager.Qt4BuildConfiguration + 2 + true + + + /home/jiri/merica/qtwebengine/examples/webengine/build-minimal-Desktop-Release + + + true + qmake + + QtProjectManager.QMakeBuildStep + false + + false + false + false + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + false + + + + 2 + Build + + ProjectExplorer.BuildSteps.Build + + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + true + clean + + + 1 + Clean + + ProjectExplorer.BuildSteps.Clean + + 2 + false + + Release + Release + Qt4ProjectManager.Qt4BuildConfiguration + 0 + true + + + /home/jiri/merica/qtwebengine/examples/webengine/build-minimal-Desktop-Profile + + + true + qmake + + QtProjectManager.QMakeBuildStep + true + + false + true + false + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + false + + + + 2 + Build + + ProjectExplorer.BuildSteps.Build + + + + true + Make + + Qt4ProjectManager.MakeStep + + -w + -r + + true + clean + + + 1 + Clean + + ProjectExplorer.BuildSteps.Clean + + 2 + false + + Profile + Profile + Qt4ProjectManager.Qt4BuildConfiguration + 0 + true + + 3 + + + 0 + Deploy + + ProjectExplorer.BuildSteps.Deploy + + 1 + Deploy Configuration + + ProjectExplorer.DefaultDeployConfiguration + + 1 + + + false + false + 1000 + + true + + false + false + false + false + true + 0.01 + 10 + true + 1 + 25 + + 1 + true + false + true + valgrind + + 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 + 14 + + 2 + + minimal + + Qt4ProjectManager.Qt4RunConfiguration:/home/jiri/merica/qtwebengine/examples/webengine/minimal/minimal.pro + true + + minimal.pro + false + + /home/jiri/merica/qtwebengine/examples/webengine/build-minimal-Desktop-Debug + 3768 + false + true + false + false + true + + 1 + + + + ProjectExplorer.Project.TargetCount + 1 + + + ProjectExplorer.Project.Updater.FileVersion + 18 + + + Version + 18 + + diff --git a/qml.qrc b/qml.qrc new file mode 100644 index 0000000..0ff3892 --- /dev/null +++ b/qml.qrc @@ -0,0 +1,6 @@ + + + main.qml + + + -- 2.39.2