/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ //! [0] int ret = QMessageBox::warning(this, tr("My Application"), tr("The document has been modified.\n" "Do you want to save your changes?"), QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel, QMessageBox::Save); //! [0] //! [1] QMessageBox msgBox; msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No); switch (msgBox.exec()) { case QMessageBox::Yes: // yes was clicked break; case QMessageBox::No: // no was clicked break; default: // should never be reached break; } //! [1] //! [2] QMessageBox msgBox; QPushButton *connectButton = msgBox.addButton(tr("Connect"), QMessageBox::ActionRole); QPushButton *abortButton = msgBox.addButton(QMessageBox::Abort); msgBox.exec(); if (msgBox.clickedButton() == connectButton) { // connect } else if (msgBox.clickedButton() == abortButton) { // abort } //! [2] //! [3] QMessageBox messageBox(this); QAbstractButton *disconnectButton = messageBox.addButton(tr("Disconnect"), QMessageBox::ActionRole); ... messageBox.exec(); if (messageBox.clickedButton() == disconnectButton) { ... } //! [3] //! [4] #include #include int main(int argc, char *argv[]) { QT_REQUIRE_VERSION(argc, argv, "4.0.2") QApplication app(argc, argv); ... return app.exec(); } //! [4] //! [5] QMessageBox msgBox; msgBox.setText("The document has been modified."); msgBox.exec(); //! [5] //! [6] QMessageBox msgBox; msgBox.setText("The document has been modified."); msgBox.setInformativeText("Do you want to save your changes?"); msgBox.setStandardButtons(QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel); msgBox.setDefaultButton(QMessageBox::Save); int ret = msgBox.exec(); //! [6] //! [7] switch (ret) { case QMessageBox::Save: // Save was clicked break; case QMessageBox::Discard: // Don't Save was clicked break; case QMessageBox::Cancel: // Cancel was clicked break; default: // should never be reached break; } //! [7] //! [9] QMessageBox msgBox(this); msgBox.setText(tr("The document has been modified.\n" "Do you want to save your changes?")); msgBox.setStandardButtons(QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel); msgBox.setDefaultButton(QMessageBox::Save); //! [9]