1 /**************************************************************************** 2 * ** 3 * ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved. 4 * ** 5 * ** This file is part of the example classes of the Qt Toolkit. 6 * ** 7 * ** This file may be used under the terms of the GNU General Public 8 * ** License version 2.0 as published by the Free Software Foundation 9 * ** and appearing in the file LICENSE.GPL included in the packaging of 10 * ** this file. Please review the following information to ensure GNU 11 * ** General Public Licensing requirements will be met: 12 * ** http://www.trolltech.com/products/qt/opensource.html 13 * ** 14 * ** If you are unsure which license is appropriate for your use, please 15 * ** review the following information: 16 * ** http://www.trolltech.com/products/qt/licensing.html or contact the 17 * ** sales department at sales@trolltech.com. 18 * ** 19 * ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 20 * ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 21 * ** 22 * ****************************************************************************/ 23 24 #include <QtGui> 25 26 #include "mainwindow.h" 27 MainWindow()28 MainWindow::MainWindow() 29 { 30 textEdit = new QTextEdit; 31 setCentralWidget(textEdit); 32 33 createActions(); 34 createMenus(); 35 createToolBars(); 36 createStatusBar(); 37 createDockWindows(); 38 39 setWindowTitle(tr("Dock Widgets")); 40 41 newLetter(); 42 } 43 newLetter()44 void MainWindow::newLetter() 45 { 46 textEdit->clear(); 47 48 QTextCursor cursor(textEdit->textCursor()); 49 cursor.movePosition(QTextCursor::Start); 50 QTextFrame *topFrame = cursor.currentFrame(); 51 QTextFrameFormat topFrameFormat = topFrame->frameFormat(); 52 topFrameFormat.setPadding(16); 53 topFrame->setFrameFormat(topFrameFormat); 54 55 QTextCharFormat textFormat; 56 QTextCharFormat boldFormat; 57 boldFormat.setFontWeight(QFont::Bold); 58 QTextCharFormat italicFormat; 59 italicFormat.setFontItalic(true); 60 61 QTextTableFormat tableFormat; 62 tableFormat.setBorder(1); 63 tableFormat.setCellPadding(16); 64 tableFormat.setAlignment(Qt::AlignRight); 65 cursor.insertTable(1, 1, tableFormat); 66 cursor.insertText("The Firm", boldFormat); 67 cursor.insertBlock(); 68 cursor.insertText("321 City Street", textFormat); 69 cursor.insertBlock(); 70 cursor.insertText("Industry Park"); 71 cursor.insertBlock(); 72 cursor.insertText("Some Country"); 73 cursor.setPosition(topFrame->lastPosition()); 74 cursor.insertText(QDate::currentDate().toString("d MMMM yyyy"), textFormat); 75 cursor.insertBlock(); 76 cursor.insertBlock(); 77 cursor.insertText("Dear ", textFormat); 78 cursor.insertText("NAME", italicFormat); 79 cursor.insertText(",", textFormat); 80 for (int i = 0; i < 3; ++i) 81 cursor.insertBlock(); 82 cursor.insertText(tr("Yours sincerely,"), textFormat); 83 for (int i = 0; i < 3; ++i) 84 cursor.insertBlock(); 85 cursor.insertText("The Boss", textFormat); 86 cursor.insertBlock(); 87 cursor.insertText("ADDRESS", italicFormat); 88 } 89 print()90 void MainWindow::print() 91 { 92 QTextDocument *document = textEdit->document(); 93 QPrinter printer; 94 95 QPrintDialog *dlg = new QPrintDialog(&printer, this); 96 if (dlg->exec() != QDialog::Accepted) 97 return; 98 99 document->print(&printer); 100 101 statusBar()->showMessage(tr("Ready"), 2000); 102 } 103 save()104 void MainWindow::save() 105 { 106 QString fileName = QFileDialog::getSaveFileName(this, 107 tr("Choose a file name"), ".", 108 tr("HTML (*.html *.htm)")); 109 if (fileName.isEmpty()) 110 return; 111 QFile file(fileName); 112 if (!file.open(QFile::WriteOnly | QFile::Text)) { 113 QMessageBox::warning(this, tr("Dock Widgets"), 114 tr("Cannot write file %1:\n%2.") 115 .arg(fileName) 116 .arg(file.errorString())); 117 return; 118 } 119 120 QTextStream out(&file); 121 QApplication::setOverrideCursor(Qt::WaitCursor); 122 out << textEdit->toHtml(); 123 QApplication::restoreOverrideCursor(); 124 125 statusBar()->showMessage(tr("Saved '%1'").arg(fileName), 2000); 126 } 127 undo()128 void MainWindow::undo() 129 { 130 QTextDocument *document = textEdit->document(); 131 document->undo(); 132 } 133 insertCustomer(const QString & customer)134 void MainWindow::insertCustomer(const QString &customer) 135 { 136 if (customer.isEmpty()) 137 return; 138 QStringList customerList = customer.split(", "); 139 QTextDocument *document = textEdit->document(); 140 QTextCursor cursor = document->find("NAME"); 141 if (!cursor.isNull()) { 142 cursor.beginEditBlock(); 143 cursor.insertText(customerList.at(0)); 144 QTextCursor oldcursor = cursor; 145 cursor = document->find("ADDRESS"); 146 if (!cursor.isNull()) { 147 for (int i = 1; i < customerList.size(); ++i) { 148 cursor.insertBlock(); 149 cursor.insertText(customerList.at(i)); 150 } 151 cursor.endEditBlock(); 152 } 153 else 154 oldcursor.endEditBlock(); 155 } 156 } 157 addParagraph(const QString & paragraph)158 void MainWindow::addParagraph(const QString ¶graph) 159 { 160 if (paragraph.isEmpty()) 161 return; 162 QTextDocument *document = textEdit->document(); 163 QTextCursor cursor = document->find(tr("Yours sincerely,")); 164 if (cursor.isNull()) 165 return; 166 cursor.beginEditBlock(); 167 cursor.movePosition(QTextCursor::PreviousBlock, QTextCursor::MoveAnchor, 2); 168 cursor.insertBlock(); 169 cursor.insertText(paragraph); 170 cursor.insertBlock(); 171 cursor.endEditBlock(); 172 173 } 174 about()175 void MainWindow::about() 176 { 177 QMessageBox::about(this, tr("About Dock Widgets"), 178 tr("The <b>Dock Widgets</b> example demonstrates how to " 179 "use Qt's dock widgets. You can enter your own text, " 180 "click a customer to add a customer name and " 181 "address, and click standard paragraphs to add them.")); 182 } 183 createActions()184 void MainWindow::createActions() 185 { 186 newLetterAct = new QAction(QIcon(":/images/new.png"), tr("&New Letter"), 187 this); 188 newLetterAct->setShortcut(tr("Ctrl+N")); 189 newLetterAct->setStatusTip(tr("Create a new form letter")); 190 connect(newLetterAct, SIGNAL(triggered()), this, SLOT(newLetter())); 191 192 saveAct = new QAction(QIcon(":/images/save.png"), tr("&Save..."), this); 193 saveAct->setShortcut(tr("Ctrl+S")); 194 saveAct->setStatusTip(tr("Save the current form letter")); 195 connect(saveAct, SIGNAL(triggered()), this, SLOT(save())); 196 197 printAct = new QAction(QIcon(":/images/print.png"), tr("&Print..."), this); 198 printAct->setShortcut(tr("Ctrl+P")); 199 printAct->setStatusTip(tr("Print the current form letter")); 200 connect(printAct, SIGNAL(triggered()), this, SLOT(print())); 201 202 undoAct = new QAction(QIcon(":/images/undo.png"), tr("&Undo"), this); 203 undoAct->setShortcut(tr("Ctrl+Z")); 204 undoAct->setStatusTip(tr("Undo the last editing action")); 205 connect(undoAct, SIGNAL(triggered()), this, SLOT(undo())); 206 207 quitAct = new QAction(tr("&Quit"), this); 208 quitAct->setShortcut(tr("Ctrl+Q")); 209 quitAct->setStatusTip(tr("Quit the application")); 210 connect(quitAct, SIGNAL(triggered()), this, SLOT(close())); 211 212 aboutAct = new QAction(tr("&About"), this); 213 aboutAct->setStatusTip(tr("Show the application's About box")); 214 connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); 215 216 aboutQtAct = new QAction(tr("About &Qt"), this); 217 aboutQtAct->setStatusTip(tr("Show the Qt library's About box")); 218 connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt())); 219 } 220 createMenus()221 void MainWindow::createMenus() 222 { 223 fileMenu = menuBar()->addMenu(tr("&File")); 224 fileMenu->addAction(newLetterAct); 225 fileMenu->addAction(saveAct); 226 fileMenu->addAction(printAct); 227 fileMenu->addSeparator(); 228 fileMenu->addAction(quitAct); 229 230 editMenu = menuBar()->addMenu(tr("&Edit")); 231 editMenu->addAction(undoAct); 232 233 viewMenu = menuBar()->addMenu(tr("&View")); 234 235 menuBar()->addSeparator(); 236 237 helpMenu = menuBar()->addMenu(tr("&Help")); 238 helpMenu->addAction(aboutAct); 239 helpMenu->addAction(aboutQtAct); 240 } 241 createToolBars()242 void MainWindow::createToolBars() 243 { 244 fileToolBar = addToolBar(tr("File")); 245 fileToolBar->addAction(newLetterAct); 246 fileToolBar->addAction(saveAct); 247 fileToolBar->addAction(printAct); 248 249 editToolBar = addToolBar(tr("Edit")); 250 editToolBar->addAction(undoAct); 251 } 252 createStatusBar()253 void MainWindow::createStatusBar() 254 { 255 statusBar()->showMessage(tr("Ready")); 256 } 257 createDockWindows()258 void MainWindow::createDockWindows() 259 { 260 QDockWidget *dock = new QDockWidget(tr("Customers"), this); 261 dock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea); 262 customerList = new QListWidget(dock); 263 customerList->addItems(QStringList() 264 << "John Doe, Harmony Enterprises, 12 Lakeside, Ambleton" 265 << "Jane Doe, Memorabilia, 23 Watersedge, Beaton" 266 << "Tammy Shea, Tiblanka, 38 Sea Views, Carlton" 267 << "Tim Sheen, Caraba Gifts, 48 Ocean Way, Deal" 268 << "Sol Harvey, Chicos Coffee, 53 New Springs, Eccleston" 269 << "Sally Hobart, Tiroli Tea, 67 Long River, Fedula"); 270 dock->setWidget(customerList); 271 addDockWidget(Qt::RightDockWidgetArea, dock); 272 viewMenu->addAction(dock->toggleViewAction()); 273 274 dock = new QDockWidget(tr("Paragraphs"), this); 275 paragraphsList = new QListWidget(dock); 276 paragraphsList->addItems(QStringList() 277 << "Thank you for your payment which we have received today." 278 << "Your order has been dispatched and should be with you " 279 "within 28 days." 280 << "We have dispatched those items that were in stock. The " 281 "rest of your order will be dispatched once all the " 282 "remaining items have arrived at our warehouse. No " 283 "additional shipping charges will be made." 284 << "You made a small overpayment (less than $5) which we " 285 "will keep on account for you, or return at your request." 286 << "You made a small underpayment (less than $1), but we have " 287 "sent your order anyway. We'll add this underpayment to " 288 "your next bill." 289 << "Unfortunately you did not send enough money. Please remit " 290 "an additional $. Your order will be dispatched as soon as " 291 "the complete amount has been received." 292 << "You made an overpayment (more than $5). Do you wish to " 293 "buy more items, or should we return the excess to you?"); 294 dock->setWidget(paragraphsList); 295 addDockWidget(Qt::RightDockWidgetArea, dock); 296 viewMenu->addAction(dock->toggleViewAction()); 297 298 connect(customerList, SIGNAL(currentTextChanged(const QString &)), 299 this, SLOT(insertCustomer(const QString &))); 300 connect(paragraphsList, SIGNAL(currentTextChanged(const QString &)), 301 this, SLOT(addParagraph(const QString &))); 302 } 303