6457f1ee71
Task-number: QTBUG-106893 Change-Id: Ic857f694b836fba30e41ef0a40107917bd05b64c Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
132 lines
3.7 KiB
C++
132 lines
3.7 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include <QApplication>
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#include <QMessageBox>
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#include "chat.h"
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#include "chat_adaptor.h"
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#include "chat_interface.h"
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ChatMainWindow::ChatMainWindow()
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: m_nickname(QLatin1String("nickname"))
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{
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setupUi(this);
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sendButton->setEnabled(false);
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connect(messageLineEdit, &QLineEdit::textChanged,
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this, &ChatMainWindow::textChangedSlot);
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connect(sendButton, &QPushButton::clicked,
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this, &ChatMainWindow::sendClickedSlot);
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connect(actionChangeNickname, &QAction::triggered,
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this, &ChatMainWindow::changeNickname);
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connect(actionAboutQt, &QAction::triggered,
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this, &ChatMainWindow::aboutQt);
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connect(qApp, &QApplication::lastWindowClosed,
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this, &ChatMainWindow::exiting);
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// add our D-Bus interface and connect to D-Bus
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new ChatAdaptor(this);
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QDBusConnection::sessionBus().registerObject("/", this);
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org::example::chat *iface;
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iface = new org::example::chat(QString(), QString(), QDBusConnection::sessionBus(), this);
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//connect(iface, SIGNAL(message(QString,QString)), this, SLOT(messageSlot(QString,QString)));
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QDBusConnection::sessionBus().connect(QString(), QString(), "org.example.chat", "message", this, SLOT(messageSlot(QString,QString)));
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connect(iface, &org::example::chat::action,
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this, &ChatMainWindow::actionSlot);
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NicknameDialog dialog;
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dialog.cancelButton->setVisible(false);
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dialog.exec();
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m_nickname = dialog.nickname->text().trimmed();
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emit action(m_nickname, QLatin1String("joins the chat"));
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}
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ChatMainWindow::~ChatMainWindow()
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{
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}
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void ChatMainWindow::rebuildHistory()
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{
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QString history = m_messages.join( QLatin1String("\n" ) );
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chatHistory->setPlainText(history);
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}
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void ChatMainWindow::messageSlot(const QString &nickname, const QString &text)
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{
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QString msg( QLatin1String("<%1> %2") );
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msg = msg.arg(nickname, text);
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m_messages.append(msg);
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if (m_messages.count() > 100)
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m_messages.removeFirst();
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rebuildHistory();
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}
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void ChatMainWindow::actionSlot(const QString &nickname, const QString &text)
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{
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QString msg( QLatin1String("* %1 %2") );
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msg = msg.arg(nickname, text);
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m_messages.append(msg);
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if (m_messages.count() > 100)
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m_messages.removeFirst();
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rebuildHistory();
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}
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void ChatMainWindow::textChangedSlot(const QString &newText)
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{
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sendButton->setEnabled(!newText.isEmpty());
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}
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void ChatMainWindow::sendClickedSlot()
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{
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//emit message(m_nickname, messageLineEdit->text());
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QDBusMessage msg = QDBusMessage::createSignal("/", "org.example.chat", "message");
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msg << m_nickname << messageLineEdit->text();
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QDBusConnection::sessionBus().send(msg);
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messageLineEdit->setText(QString());
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}
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void ChatMainWindow::changeNickname()
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{
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NicknameDialog dialog(this);
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if (dialog.exec() == QDialog::Accepted) {
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QString old = m_nickname;
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m_nickname = dialog.nickname->text().trimmed();
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emit action(old, QString("is now known as %1").arg(m_nickname));
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}
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}
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void ChatMainWindow::aboutQt()
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{
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QMessageBox::aboutQt(this);
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}
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void ChatMainWindow::exiting()
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{
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emit action(m_nickname, QLatin1String("leaves the chat"));
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}
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NicknameDialog::NicknameDialog(QWidget *parent)
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: QDialog(parent)
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{
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setupUi(this);
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}
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int main(int argc, char **argv)
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{
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QApplication app(argc, argv);
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if (!QDBusConnection::sessionBus().isConnected()) {
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qWarning("Cannot connect to the D-Bus session bus.\n"
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"Please check your system settings and try again.\n");
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return 1;
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}
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ChatMainWindow chat;
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chat.show();
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return app.exec();
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}
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