1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QtWidgets>
#include "mainwindow.h"
MainWindow::MainWindow()
{
QMenu *fileMenu = new QMenu(tr("&File"));
QAction *saveAction = fileMenu->addAction(tr("&Save..."));
saveAction->setShortcut(tr("Ctrl+S"));
QAction *quitAction = fileMenu->addAction(tr("E&xit"));
quitAction->setShortcut(tr("Ctrl+Q"));
QMenu *insertMenu = new QMenu(tr("&Insert"));
QAction *calendarAction = insertMenu->addAction(tr("&Calendar"));
calendarAction->setShortcut(tr("Ctrl+I"));
menuBar()->addMenu(fileMenu);
menuBar()->addMenu(insertMenu);
//! [0]
editor = new QTextEdit(this);
//! [0]
connect(saveAction, &QAction::triggered, this, &MainWindow::saveFile);
connect(quitAction, &QAction::triggered, this, &MainWindow::close);
connect(calendarAction, &QAction::triggered, this, &MainWindow::insertCalendar);
setCentralWidget(editor);
setWindowTitle(tr("Text Document Writer"));
}
void MainWindow::saveFile()
{
QString fileName = QFileDialog::getSaveFileName(this,
tr("Save document as:"), "", tr("XML (*.xml)"));
if (!fileName.isEmpty()) {
if (writeXml(fileName))
setWindowTitle(fileName);
else
QMessageBox::warning(this, tr("Warning"),
tr("Failed to save the document."), QMessageBox::Cancel,
QMessageBox::NoButton);
}
}
void MainWindow::insertCalendar()
{
//! [1]
QTextCursor cursor(editor->textCursor());
cursor.movePosition(QTextCursor::Start);
QTextCharFormat format(cursor.charFormat());
format.setFontFamily("Courier");
QTextCharFormat boldFormat = format;
boldFormat.setFontWeight(QFont::Bold);
cursor.insertBlock();
cursor.insertText(" ", boldFormat);
QDate date = QDate::currentDate();
int year = date.year(), month = date.month();
for (int weekDay = 1; weekDay <= 7; ++weekDay) {
cursor.insertText(QString("%1 ").arg(QLocale::system().dayName(weekDay), 3),
boldFormat);
}
cursor.insertBlock();
cursor.insertText(" ", format);
for (int column = 1; column < QDate(year, month, 1).dayOfWeek(); ++column) {
cursor.insertText(" ", format);
}
for (int day = 1; day <= date.daysInMonth(); ++day) {
//! [1] //! [2]
int weekDay = QDate(year, month, day).dayOfWeek();
if (QDate(year, month, day) == date)
cursor.insertText(QString("%1 ").arg(day, 3), boldFormat);
else
cursor.insertText(QString("%1 ").arg(day, 3), format);
if (weekDay == 7) {
cursor.insertBlock();
cursor.insertText(" ", format);
}
//! [2] //! [3]
}
//! [3]
}
|
