<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Qt 4.6: mainwindow.cpp Example File (richtext/calendar/mainwindow.cpp)</title>
<link href="classic.css" rel="stylesheet" type="text/css" />
</head>
<body>
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td align="left" valign="top" width="32"><a href="http://qt.nokia.com/"><img src="images/qt-logo.png" align="left" border="0" /></a></td>
<td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="functions.html"><font color="#004faf">All Functions</font></a> · <a href="overviews.html"><font color="#004faf">Overviews</font></a></td></tr></table><h1 class="title">mainwindow.cpp Example File<br /><span class="small-subtitle">richtext/calendar/mainwindow.cpp</span>
</h1>
<pre><span class="comment"> /****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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 1.1, 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 have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/</span>
#include <QtGui>
#include "mainwindow.h"
MainWindow::MainWindow()
{
selectedDate = QDate::currentDate();
fontSize = 10;
QWidget *centralWidget = new QWidget;
QLabel *dateLabel = new QLabel(tr("Date:"));
QComboBox *monthCombo = new QComboBox;
for (int month = 1; month <= 12; ++month)
monthCombo->addItem(QDate::longMonthName(month));
QDateTimeEdit *yearEdit = new QDateTimeEdit;
yearEdit->setDisplayFormat("yyyy");
yearEdit->setDateRange(QDate(1753, 1, 1), QDate(8000, 1, 1));
monthCombo->setCurrentIndex(selectedDate.month() - 1);
yearEdit->setDate(selectedDate);
QLabel *fontSizeLabel = new QLabel(tr("Font size:"));
QSpinBox *fontSizeSpinBox = new QSpinBox;
fontSizeSpinBox->setRange(1, 64);
fontSizeSpinBox->setValue(10);
editor = new QTextBrowser;
insertCalendar();
connect(monthCombo, SIGNAL(activated(int)), this, SLOT(setMonth(int)));
connect(yearEdit, SIGNAL(dateChanged(QDate)), this, SLOT(setYear(QDate)));
connect(fontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(setFontSize(int)));
QHBoxLayout *controlsLayout = new QHBoxLayout;
controlsLayout->addWidget(dateLabel);
controlsLayout->addWidget(monthCombo);
controlsLayout->addWidget(yearEdit);
controlsLayout->addSpacing(24);
controlsLayout->addWidget(fontSizeLabel);
controlsLayout->addWidget(fontSizeSpinBox);
controlsLayout->addStretch(1);
QVBoxLayout *centralLayout = new QVBoxLayout;
centralLayout->addLayout(controlsLayout);
centralLayout->addWidget(editor, 1);
centralWidget->setLayout(centralLayout);
setCentralWidget(centralWidget);
}
void MainWindow::insertCalendar()
{
editor->clear();
QTextCursor cursor = editor->textCursor();
cursor.beginEditBlock();
QDate date(selectedDate.year(), selectedDate.month(), 1);
QTextTableFormat tableFormat;
tableFormat.setAlignment(Qt::AlignHCenter);
tableFormat.setBackground(QColor("#e0e0e0"));
tableFormat.setCellPadding(2);
tableFormat.setCellSpacing(4);
QVector<QTextLength> constraints;
constraints << QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14)
<< QTextLength(QTextLength::PercentageLength, 14);
tableFormat.setColumnWidthConstraints(constraints);
QTextTable *table = cursor.insertTable(1, 7, tableFormat);
QTextFrame *frame = cursor.currentFrame();
QTextFrameFormat frameFormat = frame->frameFormat();
frameFormat.setBorder(1);
frame->setFrameFormat(frameFormat);
QTextCharFormat format = cursor.charFormat();
format.setFontPointSize(fontSize);
QTextCharFormat boldFormat = format;
boldFormat.setFontWeight(QFont::Bold);
QTextCharFormat highlightedFormat = boldFormat;
highlightedFormat.setBackground(Qt::yellow);
for (int weekDay = 1; weekDay <= 7; ++weekDay) {
QTextTableCell cell = table->cellAt(0, weekDay-1);
QTextCursor cellCursor = cell.firstCursorPosition();
cellCursor.insertText(QString("%1").arg(QDate::longDayName(weekDay)),
boldFormat);
}
table->insertRows(table->rows(), 1);
while (date.month() == selectedDate.month()) {
int weekDay = date.dayOfWeek();
QTextTableCell cell = table->cellAt(table->rows()-1, weekDay-1);
QTextCursor cellCursor = cell.firstCursorPosition();
if (date == QDate::currentDate())
cellCursor.insertText(QString("%1").arg(date.day()), highlightedFormat);
else
cellCursor.insertText(QString("%1").arg(date.day()), format);
date = date.addDays(1);
if (weekDay == 7 && date.month() == selectedDate.month())
table->insertRows(table->rows(), 1);
}
cursor.endEditBlock();
setWindowTitle(tr("Calendar for %1 %2"
).arg(QDate::longMonthName(selectedDate.month())
).arg(selectedDate.year()));
}
void MainWindow::setFontSize(int size)
{
fontSize = size;
insertCalendar();
}
void MainWindow::setMonth(int month)
{
selectedDate = QDate(selectedDate.year(), month + 1, selectedDate.day());
insertCalendar();
}
void MainWindow::setYear(QDate date)
{
selectedDate = QDate(date.year(), selectedDate.month(), selectedDate.day());
insertCalendar();
}</pre>
<p /><address><hr /><div align="center">
<table width="100%" cellspacing="0" border="0"><tr class="address">
<td width="40%" align="left">Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies)</td>
<td width="20%" align="center"><a href="trademarks.html">Trademarks</a></td>
<td width="40%" align="right"><div align="right">Qt 4.6.3</div></td>
</tr></table></div></address></body>
</html>
distrib
>
Mandriva
>
current
>
i586
>
media
>
main-updates
>
by-pkgid
>
8e6051afcdb111a0317a58fb64c2abf5
>
files
>
5681
