diff options
author | Casper van Donderen <casper.vandonderen@nokia.com> | 2012-05-07 18:49:48 +0200 |
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committer | Marius Storm-Olsen <marius.storm-olsen@nokia.com> | 2012-05-09 08:36:46 +0200 |
commit | 97b5b8009254004608feefb903cbf44abaa099f6 (patch) | |
tree | cf3a79caa34085de1308eb86cac6ea0d9663aa9c /src/widgets/doc/snippets/qtablewidget-using | |
parent | cfdc5628b1fc2cbafa2aebca38995e5718fcb0de (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')
-rw-r--r-- | src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp b/src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp new file mode 100644 index 0000000000..b03a5e4999 --- /dev/null +++ b/src/widgets/doc/snippets/qtablewidget-using/mainwindow.cpp @@ -0,0 +1,150 @@ +/**************************************************************************** +** +** 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)); +} |