Long live Qt!

5 files changed, 267 insertions, 0 deletions

diff --git a/doc/src/snippets/qsignalmapper/buttonwidget.cpp b/doc/src/snippets/qsignalmapper/buttonwidget.cpp
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+++ b/doc/src/snippets/qsignalmapper/buttonwidget.cpp
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+/****************************************************************************
+**
+** 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 <QtGui>
+
+#include "buttonwidget.h"
+
+//! [0]
+ButtonWidget::ButtonWidget(QStringList texts, QWidget *parent)
+    : QWidget(parent)
+{
+    signalMapper = new QSignalMapper(this);
+
+    QGridLayout *gridLayout = new QGridLayout;
+    for (int i = 0; i < texts.size(); ++i) {
+	QPushButton *button = new QPushButton(texts[i]);
+	connect(button, SIGNAL(clicked()), signalMapper, SLOT(map()));
+//! [0] //! [1]
+	signalMapper->setMapping(button, texts[i]);
+	gridLayout->addWidget(button, i / 3, i % 3);
+    }
+
+    connect(signalMapper, SIGNAL(mapped(const QString &)),
+//! [1] //! [2]
+            this, SIGNAL(clicked(const QString &)));
+
+    setLayout(gridLayout);
+}
+//! [2]
diff --git a/doc/src/snippets/qsignalmapper/buttonwidget.h b/doc/src/snippets/qsignalmapper/buttonwidget.h
new file mode 100644
index 0000000..652f414
--- /dev/null
+++ b/doc/src/snippets/qsignalmapper/buttonwidget.h
@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** 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 BUTTONWIDGET_H
+#define BUTTONWIDGET_H
+
+#include <qwidget.h>
+
+class QSignalMapper;
+class QString;
+class QStringList;
+
+//! [0]
+class ButtonWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    ButtonWidget(QStringList texts, QWidget *parent = 0);
+
+signals:
+    void clicked(const QString &text);
+
+private:
+    QSignalMapper *signalMapper;
+//! [0] //! [1]
+};
+//! [1]
+
+#endif
diff --git a/doc/src/snippets/qsignalmapper/main.cpp b/doc/src/snippets/qsignalmapper/main.cpp
new file mode 100644
index 0000000..39fdbd2
--- /dev/null
+++ b/doc/src/snippets/qsignalmapper/main.cpp
@@ -0,0 +1,62 @@
+/****************************************************************************
+**
+** 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 "buttonwidget.h"
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    QStringList texts;
+    texts << "January" << "February" << "March" << "April"
+          << "May" << "June" << "July" << "August"
+          << "September" << "October" << "November"
+          << "December";
+    MainWindow *mw = new MainWindow;
+    ButtonWidget *buttons = new ButtonWidget(texts, mw);
+    mw->setCentralWidget(buttons);
+    mw->show();
+    QObject::connect(buttons, SIGNAL(clicked(const QString &)),
+                     mw, SLOT(buttonPressed(const QString &)));
+    return app.exec();
+}
diff --git a/doc/src/snippets/qsignalmapper/mainwindow.h b/doc/src/snippets/qsignalmapper/mainwindow.h
new file mode 100644
index 0000000..b8f5376
--- /dev/null
+++ b/doc/src/snippets/qsignalmapper/mainwindow.h
@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** 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 <QMainWindow>
+#include <QStatusBar>
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    MainWindow()
+    {
+        statusBar()->showMessage(tr("Ready"));
+    }
+
+public slots:
+    void buttonPressed(const QString &text)
+    {
+        statusBar()->showMessage(tr("Chose %1").arg(text));
+    }
+};
diff --git a/doc/src/snippets/qsignalmapper/qsignalmapper.pro b/doc/src/snippets/qsignalmapper/qsignalmapper.pro
new file mode 100644
index 0000000..7c31402
--- /dev/null
+++ b/doc/src/snippets/qsignalmapper/qsignalmapper.pro
@@ -0,0 +1,10 @@
+######################################################################
+# Automatically generated by qmake (1.08a) Wed Mar 10 15:35:05 2004
+######################################################################
+
+TEMPLATE = app
+INCLUDEPATH += .
+
+# Input
+HEADERS += buttonwidget.h mainwindow.h
+SOURCES += buttonwidget.cpp main.cpp