2b75c156b6
Change-Id: I6441ff931dbd33b698d762e6f6784898f3f60fe7 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
215 lines
6.7 KiB
C++
215 lines
6.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "mainwindow.h"
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#include <QtWidgets>
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//! [0]
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MainWindow::MainWindow()
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{
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selectedDate = QDate::currentDate();
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fontSize = 10;
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QWidget *centralWidget = new QWidget;
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//! [0]
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//! [1]
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QLabel *dateLabel = new QLabel(tr("Date:"));
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QComboBox *monthCombo = new QComboBox;
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for (int month = 1; month <= 12; ++month)
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monthCombo->addItem(QDate::longMonthName(month));
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QDateTimeEdit *yearEdit = new QDateTimeEdit;
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yearEdit->setDisplayFormat("yyyy");
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yearEdit->setDateRange(QDate(1753, 1, 1), QDate(8000, 1, 1));
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//! [1]
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monthCombo->setCurrentIndex(selectedDate.month() - 1);
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yearEdit->setDate(selectedDate);
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//! [2]
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QLabel *fontSizeLabel = new QLabel(tr("Font size:"));
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QSpinBox *fontSizeSpinBox = new QSpinBox;
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fontSizeSpinBox->setRange(1, 64);
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editor = new QTextBrowser;
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insertCalendar();
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//! [2]
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//! [3]
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connect(monthCombo, SIGNAL(activated(int)), this, SLOT(setMonth(int)));
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connect(yearEdit, SIGNAL(dateChanged(QDate)), this, SLOT(setYear(QDate)));
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connect(fontSizeSpinBox, SIGNAL(valueChanged(int)),
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this, SLOT(setFontSize(int)));
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//! [3]
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fontSizeSpinBox->setValue(10);
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//! [4]
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QHBoxLayout *controlsLayout = new QHBoxLayout;
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controlsLayout->addWidget(dateLabel);
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controlsLayout->addWidget(monthCombo);
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controlsLayout->addWidget(yearEdit);
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controlsLayout->addSpacing(24);
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controlsLayout->addWidget(fontSizeLabel);
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controlsLayout->addWidget(fontSizeSpinBox);
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controlsLayout->addStretch(1);
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QVBoxLayout *centralLayout = new QVBoxLayout;
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centralLayout->addLayout(controlsLayout);
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centralLayout->addWidget(editor, 1);
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centralWidget->setLayout(centralLayout);
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setCentralWidget(centralWidget);
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//! [4]
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}
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//! [5]
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void MainWindow::insertCalendar()
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{
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editor->clear();
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QTextCursor cursor = editor->textCursor();
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cursor.beginEditBlock();
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QDate date(selectedDate.year(), selectedDate.month(), 1);
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//! [5]
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//! [6]
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QTextTableFormat tableFormat;
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tableFormat.setAlignment(Qt::AlignHCenter);
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tableFormat.setBackground(QColor("#e0e0e0"));
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tableFormat.setCellPadding(2);
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tableFormat.setCellSpacing(4);
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//! [6] //! [7]
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QVector<QTextLength> constraints;
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constraints << QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14)
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<< QTextLength(QTextLength::PercentageLength, 14);
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tableFormat.setColumnWidthConstraints(constraints);
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//! [7]
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//! [8]
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QTextTable *table = cursor.insertTable(1, 7, tableFormat);
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//! [8]
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//! [9]
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QTextFrame *frame = cursor.currentFrame();
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QTextFrameFormat frameFormat = frame->frameFormat();
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frameFormat.setBorder(1);
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frame->setFrameFormat(frameFormat);
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//! [9]
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//! [10]
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QTextCharFormat format = cursor.charFormat();
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format.setFontPointSize(fontSize);
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QTextCharFormat boldFormat = format;
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boldFormat.setFontWeight(QFont::Bold);
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QTextCharFormat highlightedFormat = boldFormat;
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highlightedFormat.setBackground(Qt::yellow);
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//! [10]
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//! [11]
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for (int weekDay = 1; weekDay <= 7; ++weekDay) {
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QTextTableCell cell = table->cellAt(0, weekDay-1);
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//! [11] //! [12]
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QTextCursor cellCursor = cell.firstCursorPosition();
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cellCursor.insertText(QString("%1").arg(QDate::longDayName(weekDay)), boldFormat);
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}
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//! [12]
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//! [13]
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table->insertRows(table->rows(), 1);
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//! [13]
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while (date.month() == selectedDate.month()) {
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int weekDay = date.dayOfWeek();
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QTextTableCell cell = table->cellAt(table->rows()-1, weekDay-1);
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QTextCursor cellCursor = cell.firstCursorPosition();
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if (date == QDate::currentDate())
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cellCursor.insertText(QString("%1").arg(date.day()), highlightedFormat);
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else
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cellCursor.insertText(QString("%1").arg(date.day()), format);
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date = date.addDays(1);
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if (weekDay == 7 && date.month() == selectedDate.month())
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table->insertRows(table->rows(), 1);
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}
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cursor.endEditBlock();
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//! [14]
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setWindowTitle(tr("Calendar for %1 %2"
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).arg(QDate::longMonthName(selectedDate.month())
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).arg(selectedDate.year()));
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}
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//! [14]
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//! [15]
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void MainWindow::setFontSize(int size)
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{
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fontSize = size;
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insertCalendar();
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}
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//! [15]
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//! [16]
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void MainWindow::setMonth(int month)
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{
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selectedDate = QDate(selectedDate.year(), month + 1, selectedDate.day());
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insertCalendar();
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}
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//! [16]
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//! [17]
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void MainWindow::setYear(QDate date)
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{
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selectedDate = QDate(date.year(), selectedDate.month(), selectedDate.day());
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insertCalendar();
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}
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//! [17]
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