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50
51 #include <QtWidgets>
52
53 #include "mainwindow.h"
54 #include "xmlwriter.h"
55
MainWindow()56 MainWindow::MainWindow()
57 {
58 QMenu *fileMenu = new QMenu(tr("&File"));
59
60 QAction *saveAction = fileMenu->addAction(tr("&Save..."));
61 saveAction->setShortcut(tr("Ctrl+S"));
62
63 QAction *quitAction = fileMenu->addAction(tr("E&xit"));
64 quitAction->setShortcut(tr("Ctrl+Q"));
65
66 QMenu *insertMenu = new QMenu(tr("&Insert"));
67
68 QAction *calendarAction = insertMenu->addAction(tr("&Calendar"));
69 calendarAction->setShortcut(tr("Ctrl+I"));
70
71 menuBar()->addMenu(fileMenu);
72 menuBar()->addMenu(insertMenu);
73
74 editor = new QTextEdit(this);
75
76 connect(saveAction, &QAction::triggered, this, &MainWindow::saveFile);
77 connect(quitAction, &QAction::triggered, this, &MainWindow::close);
78 connect(calendarAction, &QAction::triggered, this, &MainWindow::insertCalendar);
79
80 setCentralWidget(editor);
81 setWindowTitle(tr("Text Document Writer"));
82 }
83
saveFile()84 void MainWindow::saveFile()
85 {
86 QString fileName = QFileDialog::getSaveFileName(this,
87 tr("Save document as:"), "", tr("XML (*.xml)"));
88
89 if (!fileName.isEmpty()) {
90 if (writeXml(fileName))
91 setWindowTitle(fileName);
92 else
93 QMessageBox::warning(this, tr("Warning"),
94 tr("Failed to save the document."), QMessageBox::Cancel,
95 QMessageBox::NoButton);
96 }
97 }
98
insertCalendar()99 void MainWindow::insertCalendar()
100 {
101 QTextCursor cursor(editor->textCursor());
102 cursor.movePosition(QTextCursor::Start);
103
104 QTextCharFormat format(cursor.charFormat());
105 format.setFontFamily("Courier");
106
107 QTextCharFormat boldFormat = format;
108 boldFormat.setFontWeight(QFont::Bold);
109
110 cursor.insertBlock();
111 cursor.insertText(" ", boldFormat);
112
113 QDate date = QDate::currentDate();
114 int year = date.year(), month = date.month();
115
116 for (int weekDay = 1; weekDay <= 7; ++weekDay) {
117 cursor.insertText(QString("%1 ").arg(QLocale::system().dayName(weekDay), 3),
118 boldFormat);
119 }
120
121 cursor.insertBlock();
122 cursor.insertText(" ", format);
123
124 for (int column = 1; column < QDate(year, month, 1).dayOfWeek(); ++column) {
125 cursor.insertText(" ", format);
126 }
127
128 for (int day = 1; day <= date.daysInMonth(); ++day) {
129 int weekDay = QDate(year, month, day).dayOfWeek();
130
131 if (QDate(year, month, day) == date)
132 cursor.insertText(QString("%1 ").arg(day, 3), boldFormat);
133 else
134 cursor.insertText(QString("%1 ").arg(day, 3), format);
135
136 if (weekDay == 7) {
137 cursor.insertBlock();
138 cursor.insertText(" ", format);
139 }
140 }
141 }
142
writeXml(const QString & fileName)143 bool MainWindow::writeXml(const QString &fileName)
144 {
145 XmlWriter documentWriter(editor->document());
146
147 QDomDocument *domDocument = documentWriter.toXml();
148 QFile file(fileName);
149
150 if (file.open(QFile::WriteOnly)) {
151 QTextStream textStream(&file);
152
153 textStream << domDocument->toByteArray(1);
154 return true;
155 }
156 else
157 return false;
158 }
159