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author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:18:55 (GMT) |
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committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:18:55 (GMT) |
commit | e5fcad302d86d316390c6b0f62759a067313e8a9 (patch) | |
tree | c2afbf6f1066b6ce261f14341cf6d310e5595bc1 /doc/src/snippets/qtscript | |
download | Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.gz Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.bz2 |
Long live Qt 4.5!
Diffstat (limited to 'doc/src/snippets/qtscript')
12 files changed, 380 insertions, 0 deletions
diff --git a/doc/src/snippets/qtscript/evaluation/evaluation.pro b/doc/src/snippets/qtscript/evaluation/evaluation.pro new file mode 100644 index 0000000..a495c02 --- /dev/null +++ b/doc/src/snippets/qtscript/evaluation/evaluation.pro @@ -0,0 +1,2 @@ +SOURCES = main.cpp +QT += script diff --git a/doc/src/snippets/qtscript/evaluation/main.cpp b/doc/src/snippets/qtscript/evaluation/main.cpp new file mode 100644 index 0000000..a80ef7e --- /dev/null +++ b/doc/src/snippets/qtscript/evaluation/main.cpp @@ -0,0 +1,51 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtScript> + +int main(int argc, char *argv[]) +{ +//! [0] + QScriptEngine engine; + qDebug() << "the magic number is:" << engine.evaluate("1 + 2").toNumber(); +//! [0] + return 0; +} diff --git a/doc/src/snippets/qtscript/registeringobjects/main.cpp b/doc/src/snippets/qtscript/registeringobjects/main.cpp new file mode 100644 index 0000000..88f37b6 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringobjects/main.cpp @@ -0,0 +1,57 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QObject> +#include <QtScript> +#include "myobject.h" + +int main(int argc, char *argv[]) +{ +//! [0] + QScriptEngine engine; + QObject *someObject = new MyObject; + QScriptValue objectValue = engine.newQObject(someObject); + engine.globalObject().setProperty("myObject", objectValue); +//! [0] + qDebug() << "myObject's calculate() function returns" + << engine.evaluate("myObject.calculate(10)").toNumber(); + return 0; +} diff --git a/doc/src/snippets/qtscript/registeringobjects/myobject.cpp b/doc/src/snippets/qtscript/registeringobjects/myobject.cpp new file mode 100644 index 0000000..ac3ed68 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringobjects/myobject.cpp @@ -0,0 +1,54 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "myobject.h" + +MyObject::MyObject() +{ +} + +int MyObject::calculate(int value) const +{ + int total = 0; + for (int i = 0; i <= value; ++i) + total += i; + return total; +} diff --git a/doc/src/snippets/qtscript/registeringobjects/myobject.h b/doc/src/snippets/qtscript/registeringobjects/myobject.h new file mode 100644 index 0000000..82706c3 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringobjects/myobject.h @@ -0,0 +1,58 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MYOBJECT_H +#define MYOBJECT_H + +#include <QObject> + +class MyObject : public QObject +{ + Q_OBJECT + +public: + MyObject(); + +public slots: + int calculate(int value) const; +}; + +#endif diff --git a/doc/src/snippets/qtscript/registeringobjects/registeringobjects.pro b/doc/src/snippets/qtscript/registeringobjects/registeringobjects.pro new file mode 100644 index 0000000..0a755e2 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringobjects/registeringobjects.pro @@ -0,0 +1,4 @@ +SOURCES = main.cpp \ + myobject.cpp +HEADERS = myobject.h +QT += script diff --git a/doc/src/snippets/qtscript/registeringvalues/main.cpp b/doc/src/snippets/qtscript/registeringvalues/main.cpp new file mode 100644 index 0000000..d9c9c74 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringvalues/main.cpp @@ -0,0 +1,53 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtScript> + +int main(int argc, char *argv[]) +{ + QScriptEngine engine; +//! [0] + engine.globalObject().setProperty("foo", 123); + qDebug() << "foo times two is:" << engine.evaluate("foo * 2").toNumber(); +//! [0] + return 0; +} + diff --git a/doc/src/snippets/qtscript/registeringvalues/registeringvalues.pro b/doc/src/snippets/qtscript/registeringvalues/registeringvalues.pro new file mode 100644 index 0000000..a495c02 --- /dev/null +++ b/doc/src/snippets/qtscript/registeringvalues/registeringvalues.pro @@ -0,0 +1,2 @@ +SOURCES = main.cpp +QT += script diff --git a/doc/src/snippets/qtscript/scriptedslot/main.cpp b/doc/src/snippets/qtscript/scriptedslot/main.cpp new file mode 100644 index 0000000..a84a802 --- /dev/null +++ b/doc/src/snippets/qtscript/scriptedslot/main.cpp @@ -0,0 +1,73 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QApplication> +#include <QTextEdit> +#include <QTimer> +#include <QtScript> +#include "myobject.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + + QScriptEngine engine; + QFile scriptFile(":/object.js"); + scriptFile.open(QFile::ReadOnly); + engine.evaluate(scriptFile.readAll()); + scriptFile.close(); + + QTextEdit editor; + QTimer timer; + QScriptValue constructor = engine.evaluate("Object"); + QScriptValueList arguments; + arguments << engine.newQObject(&timer); + arguments << engine.newQObject(&editor); + QScriptValue object = constructor.construct(arguments); + if (engine.hasUncaughtException()) { + qDebug() << engine.uncaughtException().toString(); + } + + editor.show(); + timer.start(1000); + + return app.exec(); +} diff --git a/doc/src/snippets/qtscript/scriptedslot/object.js b/doc/src/snippets/qtscript/scriptedslot/object.js new file mode 100644 index 0000000..44ad0e6 --- /dev/null +++ b/doc/src/snippets/qtscript/scriptedslot/object.js @@ -0,0 +1,18 @@ +function Object(timer, editor) +{ + this.editor = editor; + this.counter = 0; + timer.timeout.connect(notify); + timer.timeout.connect(this, this.addLine); +} + +Object.prototype.addLine = function() +{ + this.editor.append(this.counter); + this.counter += 1; +} + +function notify() +{ + print("timeout() received"); +} diff --git a/doc/src/snippets/qtscript/scriptedslot/scriptedslot.pro b/doc/src/snippets/qtscript/scriptedslot/scriptedslot.pro new file mode 100644 index 0000000..a10f06e --- /dev/null +++ b/doc/src/snippets/qtscript/scriptedslot/scriptedslot.pro @@ -0,0 +1,3 @@ +RESOURCES = scriptedslot.qrc +SOURCES = main.cpp +QT += script diff --git a/doc/src/snippets/qtscript/scriptedslot/scriptedslot.qrc b/doc/src/snippets/qtscript/scriptedslot/scriptedslot.qrc new file mode 100644 index 0000000..fc7ff67 --- /dev/null +++ b/doc/src/snippets/qtscript/scriptedslot/scriptedslot.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/" > + <file>object.js</file> + </qresource> +</RCC> |