48e0c4df23
Change-Id: Ic804938fc352291d011800d21e549c10acac66fb Reviewed-by: Lars Knoll <lars.knoll@digia.com>
158 lines
5.3 KiB
C++
158 lines
5.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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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** You may use this file under the terms of the BSD license 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 Digia Plc and its Subsidiary(-ies) nor the names
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** of its 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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#include <QtWidgets>
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#include "addressbook.h"
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AddressBook::AddressBook(QWidget *parent)
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: QWidget(parent)
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{
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QLabel *nameLabel = new QLabel(tr("Name:"));
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nameLine = new QLineEdit;
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//! [setting readonly 1]
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nameLine->setReadOnly(true);
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//! [setting readonly 1]
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QLabel *addressLabel = new QLabel(tr("Address:"));
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addressText = new QTextEdit;
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//! [setting readonly 2]
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addressText->setReadOnly(true);
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//! [setting readonly 2]
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//! [pushbutton declaration]
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addButton = new QPushButton(tr("&Add"));
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addButton->show();
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submitButton = new QPushButton(tr("&Submit"));
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submitButton->hide();
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cancelButton = new QPushButton(tr("&Cancel"));
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cancelButton->hide();
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//! [pushbutton declaration]
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//! [connecting signals and slots]
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connect(addButton, SIGNAL(clicked()), this, SLOT(addContact()));
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connect(submitButton, SIGNAL(clicked()), this, SLOT(submitContact()));
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connect(cancelButton, SIGNAL(clicked()), this, SLOT(cancel()));
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//! [connecting signals and slots]
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//! [vertical layout]
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QVBoxLayout *buttonLayout1 = new QVBoxLayout;
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buttonLayout1->addWidget(addButton, Qt::AlignTop);
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buttonLayout1->addWidget(submitButton);
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buttonLayout1->addWidget(cancelButton);
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buttonLayout1->addStretch();
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//! [vertical layout]
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//! [grid layout]
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QGridLayout *mainLayout = new QGridLayout;
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mainLayout->addWidget(nameLabel, 0, 0);
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mainLayout->addWidget(nameLine, 0, 1);
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mainLayout->addWidget(addressLabel, 1, 0, Qt::AlignTop);
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mainLayout->addWidget(addressText, 1, 1);
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mainLayout->addLayout(buttonLayout1, 1, 2);
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//! [grid layout]
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setLayout(mainLayout);
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setWindowTitle(tr("Simple Address Book"));
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}
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//! [addContact]
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void AddressBook::addContact()
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{
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oldName = nameLine->text();
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oldAddress = addressText->toPlainText();
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nameLine->clear();
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addressText->clear();
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nameLine->setReadOnly(false);
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nameLine->setFocus(Qt::OtherFocusReason);
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addressText->setReadOnly(false);
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addButton->setEnabled(false);
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submitButton->show();
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cancelButton->show();
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}
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//! [addContact]
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//! [submitContact part1]
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void AddressBook::submitContact()
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{
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QString name = nameLine->text();
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QString address = addressText->toPlainText();
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if (name.isEmpty() || address.isEmpty()) {
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QMessageBox::information(this, tr("Empty Field"),
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tr("Please enter a name and address."));
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return;
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}
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//! [submitContact part1]
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//! [submitContact part2]
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if (!contacts.contains(name)) {
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contacts.insert(name, address);
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QMessageBox::information(this, tr("Add Successful"),
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tr("\"%1\" has been added to your address book.").arg(name));
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} else {
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QMessageBox::information(this, tr("Add Unsuccessful"),
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tr("Sorry, \"%1\" is already in your address book.").arg(name));
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return;
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}
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//! [submitContact part2]
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//! [submitContact part3]
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if (contacts.isEmpty()) {
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nameLine->clear();
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addressText->clear();
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}
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nameLine->setReadOnly(true);
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addressText->setReadOnly(true);
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addButton->setEnabled(true);
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submitButton->hide();
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cancelButton->hide();
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}
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//! [submitContact part3]
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//! [cancel]
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void AddressBook::cancel()
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{
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nameLine->setText(oldName);
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nameLine->setReadOnly(true);
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addressText->setText(oldAddress);
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addressText->setReadOnly(true);
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addButton->setEnabled(true);
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submitButton->hide();
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cancelButton->hide();
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}
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//! [cancel]
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