| 1 | /**************************************************************************** |
| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the examples of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:BSD$ |
| 9 | ** Commercial License Usage |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
| 16 | ** |
| 17 | ** BSD License Usage |
| 18 | ** Alternatively, you may use this file under the terms of the BSD license |
| 19 | ** as follows: |
| 20 | ** |
| 21 | ** "Redistribution and use in source and binary forms, with or without |
| 22 | ** modification, are permitted provided that the following conditions are |
| 23 | ** met: |
| 24 | ** * Redistributions of source code must retain the above copyright |
| 25 | ** notice, this list of conditions and the following disclaimer. |
| 26 | ** * Redistributions in binary form must reproduce the above copyright |
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| 30 | ** * Neither the name of The Qt Company Ltd nor the names of its |
| 31 | ** contributors may be used to endorse or promote products derived |
| 32 | ** from this software without specific prior written permission. |
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| 34 | ** |
| 35 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 45 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
| 46 | ** |
| 47 | ** $QT_END_LICENSE$ |
| 48 | ** |
| 49 | ****************************************************************************/ |
| 50 | |
| 51 | //! [0] |
| 52 | #include <QtWidgets> |
| 53 | #if defined(QT_PRINTSUPPORT_LIB) |
| 54 | #include <QtPrintSupport/qtprintsupportglobal.h> |
| 55 | #if QT_CONFIG(printdialog) |
| 56 | #include <QtPrintSupport> |
| 57 | #endif |
| 58 | #endif |
| 59 | |
| 60 | #include "mainwindow.h" |
| 61 | //! [0] |
| 62 | |
| 63 | //! [1] |
| 64 | MainWindow::MainWindow() |
| 65 | : textEdit(new QTextEdit) |
| 66 | { |
| 67 | setCentralWidget(textEdit); |
| 68 | |
| 69 | createActions(); |
| 70 | createStatusBar(); |
| 71 | createDockWindows(); |
| 72 | |
| 73 | setWindowTitle(tr("Dock Widgets" )); |
| 74 | |
| 75 | newLetter(); |
| 76 | setUnifiedTitleAndToolBarOnMac(true); |
| 77 | } |
| 78 | //! [1] |
| 79 | |
| 80 | //! [2] |
| 81 | void MainWindow::newLetter() |
| 82 | { |
| 83 | textEdit->clear(); |
| 84 | |
| 85 | QTextCursor cursor(textEdit->textCursor()); |
| 86 | cursor.movePosition(QTextCursor::Start); |
| 87 | QTextFrame *topFrame = cursor.currentFrame(); |
| 88 | QTextFrameFormat topFrameFormat = topFrame->frameFormat(); |
| 89 | topFrameFormat.setPadding(16); |
| 90 | topFrame->setFrameFormat(topFrameFormat); |
| 91 | |
| 92 | QTextCharFormat textFormat; |
| 93 | QTextCharFormat boldFormat; |
| 94 | boldFormat.setFontWeight(QFont::Bold); |
| 95 | QTextCharFormat italicFormat; |
| 96 | italicFormat.setFontItalic(true); |
| 97 | |
| 98 | QTextTableFormat tableFormat; |
| 99 | tableFormat.setBorder(1); |
| 100 | tableFormat.setCellPadding(16); |
| 101 | tableFormat.setAlignment(Qt::AlignRight); |
| 102 | cursor.insertTable(1, 1, tableFormat); |
| 103 | cursor.insertText("The Firm" , boldFormat); |
| 104 | cursor.insertBlock(); |
| 105 | cursor.insertText("321 City Street" , textFormat); |
| 106 | cursor.insertBlock(); |
| 107 | cursor.insertText("Industry Park" ); |
| 108 | cursor.insertBlock(); |
| 109 | cursor.insertText("Some Country" ); |
| 110 | cursor.setPosition(topFrame->lastPosition()); |
| 111 | cursor.insertText(QDate::currentDate().toString("d MMMM yyyy" ), textFormat); |
| 112 | cursor.insertBlock(); |
| 113 | cursor.insertBlock(); |
| 114 | cursor.insertText("Dear " , textFormat); |
| 115 | cursor.insertText("NAME" , italicFormat); |
| 116 | cursor.insertText("," , textFormat); |
| 117 | for (int i = 0; i < 3; ++i) |
| 118 | cursor.insertBlock(); |
| 119 | cursor.insertText(tr("Yours sincerely," ), textFormat); |
| 120 | for (int i = 0; i < 3; ++i) |
| 121 | cursor.insertBlock(); |
| 122 | cursor.insertText("The Boss" , textFormat); |
| 123 | cursor.insertBlock(); |
| 124 | cursor.insertText("ADDRESS" , italicFormat); |
| 125 | } |
| 126 | //! [2] |
| 127 | |
| 128 | //! [3] |
| 129 | void MainWindow::print() |
| 130 | { |
| 131 | #if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) |
| 132 | QTextDocument *document = textEdit->document(); |
| 133 | QPrinter printer; |
| 134 | |
| 135 | QPrintDialog dlg(&printer, this); |
| 136 | if (dlg.exec() != QDialog::Accepted) { |
| 137 | return; |
| 138 | } |
| 139 | |
| 140 | document->print(&printer); |
| 141 | statusBar()->showMessage(tr("Ready" ), 2000); |
| 142 | #endif |
| 143 | } |
| 144 | //! [3] |
| 145 | |
| 146 | //! [4] |
| 147 | void MainWindow::save() |
| 148 | { |
| 149 | QMimeDatabase mimeDatabase; |
| 150 | QString fileName = QFileDialog::getSaveFileName(this, |
| 151 | tr("Choose a file name" ), "." , |
| 152 | mimeDatabase.mimeTypeForName("text/html" ).filterString()); |
| 153 | if (fileName.isEmpty()) |
| 154 | return; |
| 155 | QFile file(fileName); |
| 156 | if (!file.open(QFile::WriteOnly | QFile::Text)) { |
| 157 | QMessageBox::warning(this, tr("Dock Widgets" ), |
| 158 | tr("Cannot write file %1:\n%2." ) |
| 159 | .arg(QDir::toNativeSeparators(fileName), file.errorString())); |
| 160 | return; |
| 161 | } |
| 162 | |
| 163 | QTextStream out(&file); |
| 164 | QGuiApplication::setOverrideCursor(Qt::WaitCursor); |
| 165 | out << textEdit->toHtml(); |
| 166 | QGuiApplication::restoreOverrideCursor(); |
| 167 | |
| 168 | statusBar()->showMessage(tr("Saved '%1'" ).arg(fileName), 2000); |
| 169 | } |
| 170 | //! [4] |
| 171 | |
| 172 | //! [5] |
| 173 | void MainWindow::undo() |
| 174 | { |
| 175 | QTextDocument *document = textEdit->document(); |
| 176 | document->undo(); |
| 177 | } |
| 178 | //! [5] |
| 179 | |
| 180 | //! [6] |
| 181 | void MainWindow::insertCustomer(const QString &customer) |
| 182 | { |
| 183 | if (customer.isEmpty()) |
| 184 | return; |
| 185 | QStringList customerList = customer.split(", " ); |
| 186 | QTextDocument *document = textEdit->document(); |
| 187 | QTextCursor cursor = document->find("NAME" ); |
| 188 | if (!cursor.isNull()) { |
| 189 | cursor.beginEditBlock(); |
| 190 | cursor.insertText(customerList.at(0)); |
| 191 | QTextCursor oldcursor = cursor; |
| 192 | cursor = document->find("ADDRESS" ); |
| 193 | if (!cursor.isNull()) { |
| 194 | for (int i = 1; i < customerList.size(); ++i) { |
| 195 | cursor.insertBlock(); |
| 196 | cursor.insertText(customerList.at(i)); |
| 197 | } |
| 198 | cursor.endEditBlock(); |
| 199 | } |
| 200 | else |
| 201 | oldcursor.endEditBlock(); |
| 202 | } |
| 203 | } |
| 204 | //! [6] |
| 205 | |
| 206 | //! [7] |
| 207 | void MainWindow::addParagraph(const QString ¶graph) |
| 208 | { |
| 209 | if (paragraph.isEmpty()) |
| 210 | return; |
| 211 | QTextDocument *document = textEdit->document(); |
| 212 | QTextCursor cursor = document->find(tr("Yours sincerely," )); |
| 213 | if (cursor.isNull()) |
| 214 | return; |
| 215 | cursor.beginEditBlock(); |
| 216 | cursor.movePosition(QTextCursor::PreviousBlock, QTextCursor::MoveAnchor, 2); |
| 217 | cursor.insertBlock(); |
| 218 | cursor.insertText(paragraph); |
| 219 | cursor.insertBlock(); |
| 220 | cursor.endEditBlock(); |
| 221 | |
| 222 | } |
| 223 | //! [7] |
| 224 | |
| 225 | void MainWindow::about() |
| 226 | { |
| 227 | QMessageBox::about(this, tr("About Dock Widgets" ), |
| 228 | tr("The <b>Dock Widgets</b> example demonstrates how to " |
| 229 | "use Qt's dock widgets. You can enter your own text, " |
| 230 | "click a customer to add a customer name and " |
| 231 | "address, and click standard paragraphs to add them." )); |
| 232 | } |
| 233 | |
| 234 | void MainWindow::createActions() |
| 235 | { |
| 236 | QMenu * = menuBar()->addMenu(tr("&File" )); |
| 237 | QToolBar *fileToolBar = addToolBar(tr("File" )); |
| 238 | |
| 239 | const QIcon newIcon = QIcon::fromTheme("document-new" , QIcon(":/images/new.png" )); |
| 240 | QAction *newLetterAct = new QAction(newIcon, tr("&New Letter" ), this); |
| 241 | newLetterAct->setShortcuts(QKeySequence::New); |
| 242 | newLetterAct->setStatusTip(tr("Create a new form letter" )); |
| 243 | connect(newLetterAct, &QAction::triggered, this, &MainWindow::newLetter); |
| 244 | fileMenu->addAction(newLetterAct); |
| 245 | fileToolBar->addAction(newLetterAct); |
| 246 | |
| 247 | const QIcon saveIcon = QIcon::fromTheme("document-save" , QIcon(":/images/save.png" )); |
| 248 | QAction *saveAct = new QAction(saveIcon, tr("&Save..." ), this); |
| 249 | saveAct->setShortcuts(QKeySequence::Save); |
| 250 | saveAct->setStatusTip(tr("Save the current form letter" )); |
| 251 | connect(saveAct, &QAction::triggered, this, &MainWindow::save); |
| 252 | fileMenu->addAction(saveAct); |
| 253 | fileToolBar->addAction(saveAct); |
| 254 | |
| 255 | const QIcon printIcon = QIcon::fromTheme("document-print" , QIcon(":/images/print.png" )); |
| 256 | QAction *printAct = new QAction(printIcon, tr("&Print..." ), this); |
| 257 | printAct->setShortcuts(QKeySequence::Print); |
| 258 | printAct->setStatusTip(tr("Print the current form letter" )); |
| 259 | connect(printAct, &QAction::triggered, this, &MainWindow::print); |
| 260 | fileMenu->addAction(printAct); |
| 261 | fileToolBar->addAction(printAct); |
| 262 | |
| 263 | fileMenu->addSeparator(); |
| 264 | |
| 265 | QAction *quitAct = fileMenu->addAction(tr("&Quit" ), this, &QWidget::close); |
| 266 | quitAct->setShortcuts(QKeySequence::Quit); |
| 267 | quitAct->setStatusTip(tr("Quit the application" )); |
| 268 | |
| 269 | QMenu * = menuBar()->addMenu(tr("&Edit" )); |
| 270 | QToolBar *editToolBar = addToolBar(tr("Edit" )); |
| 271 | const QIcon undoIcon = QIcon::fromTheme("edit-undo" , QIcon(":/images/undo.png" )); |
| 272 | QAction *undoAct = new QAction(undoIcon, tr("&Undo" ), this); |
| 273 | undoAct->setShortcuts(QKeySequence::Undo); |
| 274 | undoAct->setStatusTip(tr("Undo the last editing action" )); |
| 275 | connect(undoAct, &QAction::triggered, this, &MainWindow::undo); |
| 276 | editMenu->addAction(undoAct); |
| 277 | editToolBar->addAction(undoAct); |
| 278 | |
| 279 | viewMenu = menuBar()->addMenu(tr("&View" )); |
| 280 | |
| 281 | menuBar()->addSeparator(); |
| 282 | |
| 283 | QMenu * = menuBar()->addMenu(tr("&Help" )); |
| 284 | |
| 285 | QAction *aboutAct = helpMenu->addAction(tr("&About" ), this, &MainWindow::about); |
| 286 | aboutAct->setStatusTip(tr("Show the application's About box" )); |
| 287 | |
| 288 | QAction *aboutQtAct = helpMenu->addAction(tr("About &Qt" ), qApp, &QApplication::aboutQt); |
| 289 | aboutQtAct->setStatusTip(tr("Show the Qt library's About box" )); |
| 290 | } |
| 291 | |
| 292 | //! [8] |
| 293 | void MainWindow::createStatusBar() |
| 294 | { |
| 295 | statusBar()->showMessage(tr("Ready" )); |
| 296 | } |
| 297 | //! [8] |
| 298 | |
| 299 | //! [9] |
| 300 | void MainWindow::createDockWindows() |
| 301 | { |
| 302 | QDockWidget *dock = new QDockWidget(tr("Customers" ), this); |
| 303 | dock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea); |
| 304 | customerList = new QListWidget(dock); |
| 305 | customerList->addItems(QStringList() |
| 306 | << "John Doe, Harmony Enterprises, 12 Lakeside, Ambleton" |
| 307 | << "Jane Doe, Memorabilia, 23 Watersedge, Beaton" |
| 308 | << "Tammy Shea, Tiblanka, 38 Sea Views, Carlton" |
| 309 | << "Tim Sheen, Caraba Gifts, 48 Ocean Way, Deal" |
| 310 | << "Sol Harvey, Chicos Coffee, 53 New Springs, Eccleston" |
| 311 | << "Sally Hobart, Tiroli Tea, 67 Long River, Fedula" ); |
| 312 | dock->setWidget(customerList); |
| 313 | addDockWidget(Qt::RightDockWidgetArea, dock); |
| 314 | viewMenu->addAction(dock->toggleViewAction()); |
| 315 | |
| 316 | dock = new QDockWidget(tr("Paragraphs" ), this); |
| 317 | paragraphsList = new QListWidget(dock); |
| 318 | paragraphsList->addItems(QStringList() |
| 319 | << "Thank you for your payment which we have received today." |
| 320 | << "Your order has been dispatched and should be with you " |
| 321 | "within 28 days." |
| 322 | << "We have dispatched those items that were in stock. The " |
| 323 | "rest of your order will be dispatched once all the " |
| 324 | "remaining items have arrived at our warehouse. No " |
| 325 | "additional shipping charges will be made." |
| 326 | << "You made a small overpayment (less than $5) which we " |
| 327 | "will keep on account for you, or return at your request." |
| 328 | << "You made a small underpayment (less than $1), but we have " |
| 329 | "sent your order anyway. We'll add this underpayment to " |
| 330 | "your next bill." |
| 331 | << "Unfortunately you did not send enough money. Please remit " |
| 332 | "an additional $. Your order will be dispatched as soon as " |
| 333 | "the complete amount has been received." |
| 334 | << "You made an overpayment (more than $5). Do you wish to " |
| 335 | "buy more items, or should we return the excess to you?" ); |
| 336 | dock->setWidget(paragraphsList); |
| 337 | addDockWidget(Qt::RightDockWidgetArea, dock); |
| 338 | viewMenu->addAction(dock->toggleViewAction()); |
| 339 | |
| 340 | connect(customerList, &QListWidget::currentTextChanged, |
| 341 | this, &MainWindow::insertCustomer); |
| 342 | connect(paragraphsList, &QListWidget::currentTextChanged, |
| 343 | this, &MainWindow::addParagraph); |
| 344 | } |
| 345 | //! [9] |
| 346 | |