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authorCasper van Donderen <casper.vandonderen@nokia.com>2012-05-07 18:49:48 +0200
committerMarius Storm-Olsen <marius.storm-olsen@nokia.com>2012-05-09 08:36:46 +0200
commit97b5b8009254004608feefb903cbf44abaa099f6 (patch)
treecf3a79caa34085de1308eb86cac6ea0d9663aa9c /src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp
parentcfdc5628b1fc2cbafa2aebca38995e5718fcb0de (diff)
Doc: Modularize QtWidgets documentation.
This change moves the snippets and images to the modularized directories. Change-Id: Idec1afb9db7ea6add1ca4cf25ec4019d8bce0c4d Reviewed-by: Marius Storm-Olsen <marius.storm-olsen@nokia.com>
Diffstat (limited to 'src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp')
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Nokia Corporation and its Subsidiary(-ies) 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 <QtGui>
+#include "math.h"
+
+#include "mainwindow.h"
+
+MainWindow::MainWindow()
+{
+ QMenu *fileMenu = new QMenu(tr("&File"));
+
+ QAction *quitAction = fileMenu->addAction(tr("E&xit"));
+ quitAction->setShortcut(tr("Ctrl+Q"));
+
+ QMenu *itemsMenu = new QMenu(tr("&Items"));
+
+ QAction *sumItemsAction = itemsMenu->addAction(tr("&Sum Items"));
+ QAction *averageItemsAction = itemsMenu->addAction(tr("&Average Items"));
+
+ menuBar()->addMenu(fileMenu);
+ menuBar()->addMenu(itemsMenu);
+
+//! [0]
+ tableWidget = new QTableWidget(12, 3, this);
+//! [0]
+ tableWidget->setSelectionMode(QAbstractItemView::ExtendedSelection);
+
+//! [1]
+ QTableWidgetItem *valuesHeaderItem = new QTableWidgetItem(tr("Values"));
+ tableWidget->setHorizontalHeaderItem(0, valuesHeaderItem);
+//! [1]
+ valuesHeaderItem->setTextAlignment(Qt::AlignVCenter);
+ QTableWidgetItem *squaresHeaderItem = new QTableWidgetItem(tr("Squares"));
+ squaresHeaderItem->setIcon(QIcon(QPixmap(":/Images/squared.png")));
+ squaresHeaderItem->setTextAlignment(Qt::AlignVCenter);
+//! [2]
+ QTableWidgetItem *cubesHeaderItem = new QTableWidgetItem(tr("Cubes"));
+ cubesHeaderItem->setIcon(QIcon(QPixmap(":/Images/cubed.png")));
+ cubesHeaderItem->setTextAlignment(Qt::AlignVCenter);
+//! [2]
+ tableWidget->setHorizontalHeaderItem(1, squaresHeaderItem);
+ tableWidget->setHorizontalHeaderItem(2, cubesHeaderItem);
+
+ connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));
+ connect(sumItemsAction, SIGNAL(triggered()), this, SLOT(sumItems()));
+ connect(averageItemsAction, SIGNAL(triggered()), this, SLOT(averageItems()));
+
+ setupTableItems();
+
+ setCentralWidget(tableWidget);
+ setWindowTitle(tr("Table Widget"));
+}
+
+void MainWindow::setupTableItems()
+{
+ for (int row = 0; row < tableWidget->rowCount()-1; ++row) {
+ for (int column = 0; column < tableWidget->columnCount(); ++column) {
+//! [3]
+ QTableWidgetItem *newItem = new QTableWidgetItem(tr("%1").arg(
+ pow(row, column+1)));
+ tableWidget->setItem(row, column, newItem);
+//! [3]
+ }
+ }
+ for (int column = 0; column < tableWidget->columnCount(); ++column) {
+ QTableWidgetItem *newItem = new QTableWidgetItem;
+ newItem->setFlags(Qt::ItemIsEnabled);
+ tableWidget->setItem(tableWidget->rowCount()-1, column, newItem);
+ }
+}
+
+void MainWindow::averageItems()
+{
+ QList<QTableWidgetItem *> selected = tableWidget->selectedItems();
+ QTableWidgetItem *item;
+ int number = 0;
+ double total = 0;
+
+ foreach (item, selected) {
+ bool ok;
+ double value = item->text().toDouble(&ok);
+
+ if (ok && !item->text().isEmpty()) {
+ total += value;
+ number++;
+ }
+ }
+ if (number > 0)
+ tableWidget->currentItem()->setText(QString::number(total/number));
+}
+
+void MainWindow::sumItems()
+{
+//! [4]
+ QList<QTableWidgetItem *> selected = tableWidget->selectedItems();
+ QTableWidgetItem *item;
+ int number = 0;
+ double total = 0;
+
+ foreach (item, selected) {
+ bool ok;
+ double value = item->text().toDouble(&ok);
+
+ if (ok && !item->text().isEmpty()) {
+ total += value;
+ number++;
+ }
+ }
+//! [4]
+ if (number > 0)
+ tableWidget->currentItem()->setText(QString::number(total));
+}