source: trunk/examples/script/calculator/main.cpp@ 5

Last change on this file since 5 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 3.3 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the examples of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <QApplication>
43#include <QUiLoader>
44#include <QtScript>
45#include <QWidget>
46#include <QFile>
47#include <QMainWindow>
48#include <QLineEdit>
49
50#ifndef QT_NO_SCRIPTTOOLS
51#include <QScriptEngineDebugger>
52#endif
53
54int main(int argc, char **argv)
55{
56 Q_INIT_RESOURCE(calculator);
57
58 QApplication app(argc, argv);
59//! [0a]
60 QScriptEngine engine;
61//! [0a]
62
63#ifndef QT_NO_SCRIPTTOOLS
64 QScriptEngineDebugger debugger;
65 debugger.attachTo(&engine);
66 QMainWindow *debugWindow = debugger.standardWindow();
67 debugWindow->resize(1024, 640);
68#endif
69
70//! [0b]
71 QString scriptFileName(":/calculator.js");
72 QFile scriptFile(scriptFileName);
73 scriptFile.open(QIODevice::ReadOnly);
74 engine.evaluate(scriptFile.readAll(), scriptFileName);
75 scriptFile.close();
76//! [0b]
77
78//! [1]
79 QUiLoader loader;
80 QFile uiFile(":/calculator.ui");
81 uiFile.open(QIODevice::ReadOnly);
82 QWidget *ui = loader.load(&uiFile);
83 uiFile.close();
84//! [1]
85
86//! [2]
87 QScriptValue ctor = engine.evaluate("Calculator");
88 QScriptValue scriptUi = engine.newQObject(ui, QScriptEngine::ScriptOwnership);
89 QScriptValue calc = ctor.construct(QScriptValueList() << scriptUi);
90//! [2]
91
92#ifndef QT_NO_SCRIPTTOOLS
93 QLineEdit *display = qFindChild<QLineEdit*>(ui, "display");
94 QObject::connect(display, SIGNAL(returnPressed()),
95 debugWindow, SLOT(show()));
96#endif
97//! [3]
98 ui->show();
99 return app.exec();
100//! [3]
101}
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