f06e0f62fa
Replace all occurrences of QApplication::set/resetOverrideCursor with the QGuiApplication::set/resetOverrideCursor since it's a static function of QGuiApplication. Change-Id: Ic898ab50a7ad4ed2bc9c6acb26cf4a979c2f82af Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>
346 lines
12 KiB
C++
346 lines
12 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://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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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** 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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//! [0]
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#include <QtWidgets>
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#if defined(QT_PRINTSUPPORT_LIB)
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#include <QtPrintSupport/qtprintsupportglobal.h>
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#if QT_CONFIG(printdialog)
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#include <QtPrintSupport>
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#endif
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#endif
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#include "mainwindow.h"
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//! [0]
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//! [1]
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MainWindow::MainWindow()
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: textEdit(new QTextEdit)
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{
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setCentralWidget(textEdit);
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createActions();
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createStatusBar();
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createDockWindows();
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setWindowTitle(tr("Dock Widgets"));
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newLetter();
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setUnifiedTitleAndToolBarOnMac(true);
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}
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//! [1]
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//! [2]
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void MainWindow::newLetter()
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{
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textEdit->clear();
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QTextCursor cursor(textEdit->textCursor());
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cursor.movePosition(QTextCursor::Start);
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QTextFrame *topFrame = cursor.currentFrame();
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QTextFrameFormat topFrameFormat = topFrame->frameFormat();
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topFrameFormat.setPadding(16);
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topFrame->setFrameFormat(topFrameFormat);
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QTextCharFormat textFormat;
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QTextCharFormat boldFormat;
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boldFormat.setFontWeight(QFont::Bold);
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QTextCharFormat italicFormat;
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italicFormat.setFontItalic(true);
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QTextTableFormat tableFormat;
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tableFormat.setBorder(1);
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tableFormat.setCellPadding(16);
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tableFormat.setAlignment(Qt::AlignRight);
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cursor.insertTable(1, 1, tableFormat);
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cursor.insertText("The Firm", boldFormat);
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cursor.insertBlock();
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cursor.insertText("321 City Street", textFormat);
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cursor.insertBlock();
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cursor.insertText("Industry Park");
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cursor.insertBlock();
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cursor.insertText("Some Country");
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cursor.setPosition(topFrame->lastPosition());
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cursor.insertText(QDate::currentDate().toString("d MMMM yyyy"), textFormat);
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cursor.insertBlock();
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cursor.insertBlock();
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cursor.insertText("Dear ", textFormat);
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cursor.insertText("NAME", italicFormat);
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cursor.insertText(",", textFormat);
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for (int i = 0; i < 3; ++i)
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cursor.insertBlock();
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cursor.insertText(tr("Yours sincerely,"), textFormat);
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for (int i = 0; i < 3; ++i)
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cursor.insertBlock();
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cursor.insertText("The Boss", textFormat);
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cursor.insertBlock();
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cursor.insertText("ADDRESS", italicFormat);
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}
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//! [2]
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//! [3]
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void MainWindow::print()
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{
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#if QT_CONFIG(printdialog)
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QTextDocument *document = textEdit->document();
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QPrinter printer;
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QPrintDialog dlg(&printer, this);
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if (dlg.exec() != QDialog::Accepted) {
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return;
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}
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document->print(&printer);
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statusBar()->showMessage(tr("Ready"), 2000);
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#endif
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}
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//! [3]
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//! [4]
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void MainWindow::save()
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{
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QMimeDatabase mimeDatabase;
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QString fileName = QFileDialog::getSaveFileName(this,
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tr("Choose a file name"), ".",
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mimeDatabase.mimeTypeForName("text/html").filterString());
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if (fileName.isEmpty())
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return;
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QFile file(fileName);
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if (!file.open(QFile::WriteOnly | QFile::Text)) {
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QMessageBox::warning(this, tr("Dock Widgets"),
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tr("Cannot write file %1:\n%2.")
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.arg(QDir::toNativeSeparators(fileName), file.errorString()));
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return;
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}
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QTextStream out(&file);
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QGuiApplication::setOverrideCursor(Qt::WaitCursor);
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out << textEdit->toHtml();
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QGuiApplication::restoreOverrideCursor();
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statusBar()->showMessage(tr("Saved '%1'").arg(fileName), 2000);
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}
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//! [4]
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//! [5]
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void MainWindow::undo()
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{
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QTextDocument *document = textEdit->document();
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document->undo();
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}
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//! [5]
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//! [6]
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void MainWindow::insertCustomer(const QString &customer)
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{
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if (customer.isEmpty())
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return;
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QStringList customerList = customer.split(", ");
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QTextDocument *document = textEdit->document();
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QTextCursor cursor = document->find("NAME");
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if (!cursor.isNull()) {
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cursor.beginEditBlock();
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cursor.insertText(customerList.at(0));
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QTextCursor oldcursor = cursor;
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cursor = document->find("ADDRESS");
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if (!cursor.isNull()) {
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for (int i = 1; i < customerList.size(); ++i) {
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cursor.insertBlock();
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cursor.insertText(customerList.at(i));
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}
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cursor.endEditBlock();
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}
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else
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oldcursor.endEditBlock();
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}
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}
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//! [6]
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//! [7]
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void MainWindow::addParagraph(const QString ¶graph)
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{
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if (paragraph.isEmpty())
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return;
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QTextDocument *document = textEdit->document();
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QTextCursor cursor = document->find(tr("Yours sincerely,"));
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if (cursor.isNull())
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return;
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cursor.beginEditBlock();
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cursor.movePosition(QTextCursor::PreviousBlock, QTextCursor::MoveAnchor, 2);
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cursor.insertBlock();
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cursor.insertText(paragraph);
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cursor.insertBlock();
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cursor.endEditBlock();
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}
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//! [7]
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void MainWindow::about()
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{
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QMessageBox::about(this, tr("About Dock Widgets"),
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tr("The <b>Dock Widgets</b> example demonstrates how to "
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"use Qt's dock widgets. You can enter your own text, "
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"click a customer to add a customer name and "
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"address, and click standard paragraphs to add them."));
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}
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void MainWindow::createActions()
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{
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QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
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QToolBar *fileToolBar = addToolBar(tr("File"));
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const QIcon newIcon = QIcon::fromTheme("document-new", QIcon(":/images/new.png"));
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QAction *newLetterAct = new QAction(newIcon, tr("&New Letter"), this);
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newLetterAct->setShortcuts(QKeySequence::New);
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newLetterAct->setStatusTip(tr("Create a new form letter"));
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connect(newLetterAct, &QAction::triggered, this, &MainWindow::newLetter);
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fileMenu->addAction(newLetterAct);
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fileToolBar->addAction(newLetterAct);
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const QIcon saveIcon = QIcon::fromTheme("document-save", QIcon(":/images/save.png"));
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QAction *saveAct = new QAction(saveIcon, tr("&Save..."), this);
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saveAct->setShortcuts(QKeySequence::Save);
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saveAct->setStatusTip(tr("Save the current form letter"));
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connect(saveAct, &QAction::triggered, this, &MainWindow::save);
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fileMenu->addAction(saveAct);
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fileToolBar->addAction(saveAct);
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const QIcon printIcon = QIcon::fromTheme("document-print", QIcon(":/images/print.png"));
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QAction *printAct = new QAction(printIcon, tr("&Print..."), this);
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printAct->setShortcuts(QKeySequence::Print);
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printAct->setStatusTip(tr("Print the current form letter"));
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connect(printAct, &QAction::triggered, this, &MainWindow::print);
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fileMenu->addAction(printAct);
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fileToolBar->addAction(printAct);
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fileMenu->addSeparator();
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QAction *quitAct = fileMenu->addAction(tr("&Quit"), this, &QWidget::close);
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quitAct->setShortcuts(QKeySequence::Quit);
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quitAct->setStatusTip(tr("Quit the application"));
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QMenu *editMenu = menuBar()->addMenu(tr("&Edit"));
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QToolBar *editToolBar = addToolBar(tr("Edit"));
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const QIcon undoIcon = QIcon::fromTheme("edit-undo", QIcon(":/images/undo.png"));
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QAction *undoAct = new QAction(undoIcon, tr("&Undo"), this);
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undoAct->setShortcuts(QKeySequence::Undo);
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undoAct->setStatusTip(tr("Undo the last editing action"));
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connect(undoAct, &QAction::triggered, this, &MainWindow::undo);
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editMenu->addAction(undoAct);
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editToolBar->addAction(undoAct);
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viewMenu = menuBar()->addMenu(tr("&View"));
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menuBar()->addSeparator();
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QMenu *helpMenu = menuBar()->addMenu(tr("&Help"));
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QAction *aboutAct = helpMenu->addAction(tr("&About"), this, &MainWindow::about);
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aboutAct->setStatusTip(tr("Show the application's About box"));
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QAction *aboutQtAct = helpMenu->addAction(tr("About &Qt"), qApp, &QApplication::aboutQt);
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aboutQtAct->setStatusTip(tr("Show the Qt library's About box"));
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}
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//! [8]
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void MainWindow::createStatusBar()
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{
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statusBar()->showMessage(tr("Ready"));
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}
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//! [8]
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//! [9]
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void MainWindow::createDockWindows()
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{
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QDockWidget *dock = new QDockWidget(tr("Customers"), this);
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dock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
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customerList = new QListWidget(dock);
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customerList->addItems(QStringList()
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<< "John Doe, Harmony Enterprises, 12 Lakeside, Ambleton"
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<< "Jane Doe, Memorabilia, 23 Watersedge, Beaton"
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<< "Tammy Shea, Tiblanka, 38 Sea Views, Carlton"
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<< "Tim Sheen, Caraba Gifts, 48 Ocean Way, Deal"
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<< "Sol Harvey, Chicos Coffee, 53 New Springs, Eccleston"
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<< "Sally Hobart, Tiroli Tea, 67 Long River, Fedula");
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dock->setWidget(customerList);
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addDockWidget(Qt::RightDockWidgetArea, dock);
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viewMenu->addAction(dock->toggleViewAction());
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dock = new QDockWidget(tr("Paragraphs"), this);
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paragraphsList = new QListWidget(dock);
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paragraphsList->addItems(QStringList()
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<< "Thank you for your payment which we have received today."
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<< "Your order has been dispatched and should be with you "
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"within 28 days."
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<< "We have dispatched those items that were in stock. The "
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"rest of your order will be dispatched once all the "
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"remaining items have arrived at our warehouse. No "
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"additional shipping charges will be made."
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<< "You made a small overpayment (less than $5) which we "
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"will keep on account for you, or return at your request."
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<< "You made a small underpayment (less than $1), but we have "
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"sent your order anyway. We'll add this underpayment to "
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"your next bill."
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<< "Unfortunately you did not send enough money. Please remit "
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"an additional $. Your order will be dispatched as soon as "
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"the complete amount has been received."
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<< "You made an overpayment (more than $5). Do you wish to "
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"buy more items, or should we return the excess to you?");
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dock->setWidget(paragraphsList);
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addDockWidget(Qt::RightDockWidgetArea, dock);
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viewMenu->addAction(dock->toggleViewAction());
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connect(customerList, &QListWidget::currentTextChanged,
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this, &MainWindow::insertCustomer);
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connect(paragraphsList, &QListWidget::currentTextChanged,
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this, &MainWindow::addParagraph);
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}
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//! [9]
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