Long live Qt 4.5!

4 files changed, 270 insertions, 0 deletions

diff --git a/examples/itemviews/spinboxdelegate/delegate.cpp b/examples/itemviews/spinboxdelegate/delegate.cpp
new file mode 100644
index 0000000000..03a1a23565
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+++ b/examples/itemviews/spinboxdelegate/delegate.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 examples 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/*
+    delegate.cpp
+
+    A delegate that allows the user to change integer values from the model
+    using a spin box widget.
+*/
+
+#include <QtGui>
+
+#include "delegate.h"
+
+
+//! [0]
+SpinBoxDelegate::SpinBoxDelegate(QObject *parent)
+    : QItemDelegate(parent)
+{
+}
+//! [0]
+
+//! [1]
+QWidget *SpinBoxDelegate::createEditor(QWidget *parent,
+    const QStyleOptionViewItem &/* option */,
+    const QModelIndex &/* index */) const
+{
+    QSpinBox *editor = new QSpinBox(parent);
+    editor->setMinimum(0);
+    editor->setMaximum(100);
+
+    return editor;
+}
+//! [1]
+
+//! [2]
+void SpinBoxDelegate::setEditorData(QWidget *editor,
+                                    const QModelIndex &index) const
+{
+    int value = index.model()->data(index, Qt::EditRole).toInt();
+
+    QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
+    spinBox->setValue(value);
+}
+//! [2]
+
+//! [3]
+void SpinBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
+                                   const QModelIndex &index) const
+{
+    QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
+    spinBox->interpretText();
+    int value = spinBox->value();
+
+    model->setData(index, value, Qt::EditRole);
+}
+//! [3]
+
+//! [4]
+void SpinBoxDelegate::updateEditorGeometry(QWidget *editor,
+    const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
+{
+    editor->setGeometry(option.rect);
+}
+//! [4]
diff --git a/examples/itemviews/spinboxdelegate/delegate.h b/examples/itemviews/spinboxdelegate/delegate.h
new file mode 100644
index 0000000000..a81cfd15ca
--- /dev/null
+++ b/examples/itemviews/spinboxdelegate/delegate.h
@@ -0,0 +1,71 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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 DELEGATE_H
+#define DELEGATE_H
+
+#include <QItemDelegate>
+#include <QModelIndex>
+#include <QObject>
+#include <QSize>
+#include <QSpinBox>
+
+//! [0]
+class SpinBoxDelegate : public QItemDelegate
+{
+    Q_OBJECT
+
+public:
+    SpinBoxDelegate(QObject *parent = 0);
+
+    QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
+                          const QModelIndex &index) const;
+
+    void setEditorData(QWidget *editor, const QModelIndex &index) const;
+    void setModelData(QWidget *editor, QAbstractItemModel *model,
+                      const QModelIndex &index) const;
+
+    void updateEditorGeometry(QWidget *editor,
+        const QStyleOptionViewItem &option, const QModelIndex &index) const;
+};
+//! [0]
+
+#endif
diff --git a/examples/itemviews/spinboxdelegate/main.cpp b/examples/itemviews/spinboxdelegate/main.cpp
new file mode 100644
index 0000000000..4b9d6a4052
--- /dev/null
+++ b/examples/itemviews/spinboxdelegate/main.cpp
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/*
+  main.cpp
+
+  A simple example that shows how a view can use a custom delegate to edit
+  data obtained from a model.
+*/
+
+#include <QApplication>
+#include <QHeaderView>
+#include <QItemSelectionModel>
+#include <QStandardItemModel>
+#include <QTableView>
+
+#include "delegate.h"
+
+//! [0]
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+
+    QStandardItemModel model(4, 2);
+    QTableView tableView;
+    tableView.setModel(&model);
+
+    SpinBoxDelegate delegate;
+    tableView.setItemDelegate(&delegate);
+//! [0]
+
+    tableView.horizontalHeader()->setStretchLastSection(true);
+
+//! [1]
+    for (int row = 0; row < 4; ++row) {
+        for (int column = 0; column < 2; ++column) {
+            QModelIndex index = model.index(row, column, QModelIndex());
+            model.setData(index, QVariant((row+1) * (column+1)));
+        }
+//! [1] //! [2]
+    }
+//! [2]
+
+//! [3]
+    tableView.setWindowTitle(QObject::tr("Spin Box Delegate"));
+    tableView.show();
+    return app.exec();
+}
+//! [3]
diff --git a/examples/itemviews/spinboxdelegate/spinboxdelegate.pro b/examples/itemviews/spinboxdelegate/spinboxdelegate.pro
new file mode 100644
index 0000000000..a202748d37
--- /dev/null
+++ b/examples/itemviews/spinboxdelegate/spinboxdelegate.pro
@@ -0,0 +1,9 @@
+HEADERS     = delegate.h
+SOURCES     = delegate.cpp \
+              main.cpp
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/itemviews/spinboxdelegate
+sources.files = $$SOURCES $$HEADERS *.pro
+sources.path = $$[QT_INSTALL_EXAMPLES]/itemviews/spinboxdelegate
+INSTALLS += target sources