From 4deeb7ac30a3a5423fb8063e1b2c835bd50f018b Mon Sep 17 00:00:00 2001 From: Ulf Hermann Date: Wed, 30 Mar 2016 16:35:52 +0200 Subject: Add calculator QML example Change-Id: I225ace405a9afc62ba68079a53856a2567f678bd Reviewed-by: Erik Verbruggen --- .../calculator-widgets/calculator-widgets.cpp | 66 ++++++++ .../calculator-widgets/calculator-widgets.pro | 21 +++ .../calculator-widgets/doc/images/calculator.png | Bin 0 -> 6054 bytes .../calculator-widgets/doc/src/calculator.qdoc | 92 +++++++++++ examples/scxml/calculator-widgets/mainwindow.cpp | 130 +++++++++++++++ examples/scxml/calculator-widgets/mainwindow.h | 77 +++++++++ examples/scxml/calculator-widgets/mainwindow.ui | 180 +++++++++++++++++++++ 7 files changed, 566 insertions(+) create mode 100644 examples/scxml/calculator-widgets/calculator-widgets.cpp create mode 100644 examples/scxml/calculator-widgets/calculator-widgets.pro create mode 100644 examples/scxml/calculator-widgets/doc/images/calculator.png create mode 100644 examples/scxml/calculator-widgets/doc/src/calculator.qdoc create mode 100644 examples/scxml/calculator-widgets/mainwindow.cpp create mode 100644 examples/scxml/calculator-widgets/mainwindow.h create mode 100644 examples/scxml/calculator-widgets/mainwindow.ui (limited to 'examples/scxml/calculator-widgets') diff --git a/examples/scxml/calculator-widgets/calculator-widgets.cpp b/examples/scxml/calculator-widgets/calculator-widgets.cpp new file mode 100644 index 0000000..b127427 --- /dev/null +++ b/examples/scxml/calculator-widgets/calculator-widgets.cpp @@ -0,0 +1,66 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtScxml module 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 "statemachine.h" +#include "mainwindow.h" + +#include + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + + CalculatorStateMachine machine; + MainWindow mainWindow(&machine); + + machine.start(); + mainWindow.show(); + return app.exec(); +} diff --git a/examples/scxml/calculator-widgets/calculator-widgets.pro b/examples/scxml/calculator-widgets/calculator-widgets.pro new file mode 100644 index 0000000..55880f1 --- /dev/null +++ b/examples/scxml/calculator-widgets/calculator-widgets.pro @@ -0,0 +1,21 @@ +QT += widgets scxml + +CONFIG += c++11 + +STATECHARTS = ../calculator-common/statemachine.scxml + +SOURCES += \ + calculator-widgets.cpp \ + mainwindow.cpp + +HEADERS += \ + mainwindow.h + +FORMS += \ + mainwindow.ui + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/scxml/calculator-widgets +INSTALLS += target + +load(qscxmlc) diff --git a/examples/scxml/calculator-widgets/doc/images/calculator.png b/examples/scxml/calculator-widgets/doc/images/calculator.png new file mode 100644 index 0000000..443242a Binary files /dev/null and b/examples/scxml/calculator-widgets/doc/images/calculator.png differ diff --git a/examples/scxml/calculator-widgets/doc/src/calculator.qdoc b/examples/scxml/calculator-widgets/doc/src/calculator.qdoc new file mode 100644 index 0000000..f92fbbd --- /dev/null +++ b/examples/scxml/calculator-widgets/doc/src/calculator.qdoc @@ -0,0 +1,92 @@ +/**************************************************************************** +** +** 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 calculator-widgets + \title Qt SCXML Calculator Example + \ingroup examples-qtscxml + + \image calculator.png + + \brief Implements the Calculator example presented in the SCXML + Specification. + + \e {Calculator} uses Qt SCXML to implement the + \l{SCXML Specification - Calculator Example}{Calculator Example} + presented in the SCXML Specification. + + The state machine is specified in the \e calculator.scxml file and compiled + into the \c Calculator class. The user interface is created using + Qt Widgets. + + \include examples-run.qdocinc + + \section1 Compiling the State Machine + + We link against the Qt SCXML module by adding the following line to the + \e calculator.pro file: + + \quotefromfile calculator-widgets/calculator-widgets.pro + \printuntil scxml + + We then specify the state machine to compile: + + \skipto STATECHARTS + \printline calculator + + We also tell qmake to run \c qscxmlc, which generates \e statemachine.h and + \e statemachine.cpp, and adds them to the \c HEADERS and \c SOURCES variables + for compilation: + + \skipto load + \printline qscxmlc + + \section1 Instantiating the State Machine + + We instantiate the generated \c CalculatorStateMachine class in the + \e main.cpp file, as follows: + + \quotefromfile calculator-widgets/calculator-widgets.cpp + \skipto #include + \printuntil } + + \section1 Connecting to Active Properties + + After instantiating the state machine, we can connect to the active + properties of the states, as follows: + + \quotefromfile calculator-widgets/mainwindow.cpp + \skipto connect + \printuntil digit2 + \printuntil } + + To be notified when a state machine sends out an event, we connect to the + corresponding signal: + + \skipto eventOccurred + \printuntil }); +*/ diff --git a/examples/scxml/calculator-widgets/mainwindow.cpp b/examples/scxml/calculator-widgets/mainwindow.cpp new file mode 100644 index 0000000..eacafaa --- /dev/null +++ b/examples/scxml/calculator-widgets/mainwindow.cpp @@ -0,0 +1,130 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtScxml module 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 "mainwindow.h" +#include "ui_mainwindow.h" + +#include +#include + +QT_USE_NAMESPACE + +MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) : + QWidget(parent), + ui(new Ui::MainWindow), + m_machine(machine) +{ + ui->setupUi(this); + + connect(ui->digit0, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.0"); + }); + connect(ui->digit1, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.1"); + }); + connect(ui->digit2, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.2"); + }); + connect(ui->digit3, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.3"); + }); + connect(ui->digit4, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.4"); + }); + connect(ui->digit5, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.5"); + }); + connect(ui->digit6, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.6"); + }); + connect(ui->digit7, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.7"); + }); + connect(ui->digit8, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.8"); + }); + connect(ui->digit9, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("DIGIT.9"); + }); + connect(ui->point, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("POINT"); + }); + connect(ui->operPlus, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("OPER.PLUS"); + }); + connect(ui->operMinus, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("OPER.MINUS"); + }); + connect(ui->operStar, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("OPER.STAR"); + }); + connect(ui->operDiv, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("OPER.DIV"); + }); + connect(ui->equals, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("EQUALS"); + }); + connect(ui->c, &QAbstractButton::clicked, [this] { + m_machine->submitEvent("C"); + }); + + connect(m_machine, &QScxmlStateMachine::eventOccurred, [this](const QScxmlEvent &event) { + if (event.name() == QLatin1String("updateDisplay")) { + const QString display = event.data().toMap().value("display").toString(); + ui->display->setText(display); + } + }); +} + +MainWindow::~MainWindow() +{ + delete ui; +} + diff --git a/examples/scxml/calculator-widgets/mainwindow.h b/examples/scxml/calculator-widgets/mainwindow.h new file mode 100644 index 0000000..c8d77f3 --- /dev/null +++ b/examples/scxml/calculator-widgets/mainwindow.h @@ -0,0 +1,77 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtScxml module 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MAINWINDOW_H +#define MAINWINDOW_H + +#include + +QT_BEGIN_NAMESPACE +namespace Ui { +class MainWindow; +} +class QScxmlStateMachine; +QT_END_NAMESPACE + + +class MainWindow : public QWidget +{ + Q_OBJECT + +public: + explicit MainWindow(QScxmlStateMachine *machine, QWidget *parent = 0); + ~MainWindow(); + +private: + QT_PREPEND_NAMESPACE(Ui::MainWindow) *ui; + QScxmlStateMachine *m_machine; +}; + +#endif // MAINWINDOW_H diff --git a/examples/scxml/calculator-widgets/mainwindow.ui b/examples/scxml/calculator-widgets/mainwindow.ui new file mode 100644 index 0000000..8001ff1 --- /dev/null +++ b/examples/scxml/calculator-widgets/mainwindow.ui @@ -0,0 +1,180 @@ + + + MainWindow + + + + 0 + 0 + 364 + 182 + + + + Form + + + + + + QFrame::StyledPanel + + + Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter + + + + + + + Qt::Horizontal + + + + 20 + 20 + + + + + + + + + + 7 + + + + + + + . + + + + + + + 5 + + + + + + + 9 + + + + + + + 8 + + + + + + + C + + + + + + + 4 + + + + + + + * + + + + + + + 3 + + + + + + + = + + + + + + + - + + + + + + + 1 + + + + + + + 0 + + + + + + + / + + + + + + + + + + + + + + + 6 + + + + + + + 2 + + + + + + + + + Qt::Vertical + + + + 20 + 10 + + + + + + + + + -- cgit v1.2.3