mainwindow.cpp Example File
cloudaddressbook/mainwindow.cpp/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the examples 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 The Qt Company Ltd 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtCore/qbytearray.h> #include <QtCore/qpair.h> #include <QtCore/qjsondocument.h> #include <QtCore/qjsonobject.h> #include <QtCore/qsortfilterproxymodel.h> #include <Enginio/enginioclient.h> #include <Enginio/enginioreply.h> #include <QtGui/qicon.h> #include <QtWidgets/qpushbutton.h> #include "addressbookmodel.h" // To get the backend right, we use a helper class in the example. // Usually one would just insert the backend information below. #include "backendhelper.h" #include "mainwindow.h" MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) { setupUi(this); QByteArray EnginioBackendId = backendId("cloudaddressbook"); client = new EnginioClient(this); client->setBackendId(EnginioBackendId); // this line is a debugging conviniance, passing all errors to qDebug() QObject::connect(client, &EnginioClient::error, this, &MainWindow::error); model = new AddressBookModel(this); model->setClient(client); QJsonObject query; query["objectType"] = QString::fromUtf8("objects.addressbook"); model->setQuery(query); tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents); sortFilterProxyModel = new QSortFilterProxyModel(this); sortFilterProxyModel->setSourceModel(model); tableView->setSortingEnabled(true); tableView->setModel(sortFilterProxyModel); // create the full text search based on searchEdit text value QObject::connect(searchEdit, &QLineEdit::returnPressed, this, &MainWindow::onSearchEdit); // clear the status bar when the search is finished QObject::connect(model, &AddressBookModel::searchFinished, this, &MainWindow::onSearchFinished); // append an empty row QObject::connect(add, &QPushButton::clicked, this, &MainWindow::onAddRow); // enable remove button when a row is selected QObject::connect(tableView->selectionModel(), &QItemSelectionModel::selectionChanged, this, &MainWindow::onSelectionChanged); // remove selected rows QObject::connect(remove, &QPushButton::clicked, this, &MainWindow::onRemoveRow); } void MainWindow::onSearchEdit() { model->newSearch(searchEdit->text()); statusbar->showMessage(QStringLiteral("Searching for: ") + searchEdit->text()); searchEdit->clear(); } void MainWindow::onSearchFinished() { statusbar->showMessage(QStringLiteral("Search finished"), 1500); } void MainWindow::onAddRow() { QJsonObject item; item.insert("objectType", QString::fromUtf8("objects.addressbook")); EnginioReply *reply = model->append(item); QObject::connect(reply, &EnginioReply::finished, reply, &EnginioReply::deleteLater); } void MainWindow::onSelectionChanged() { remove->setEnabled(tableView->selectionModel()->selectedRows().count()); } void MainWindow::onRemoveRow() { foreach (const QModelIndex &index, tableView->selectionModel()->selectedRows()) { QModelIndex sourceIndex = sortFilterProxyModel->mapToSource(index); EnginioReply *reply = model->remove(sourceIndex.row()); QObject::connect(reply, &EnginioReply::finished, reply, &EnginioReply::deleteLater); } } void MainWindow::error(EnginioReply *error) { qWarning() << Q_FUNC_INFO << error; }