File indexing completed on 2024-05-12 15:27:51
0001 /*************************************************************************** 0002 File : MQTTConnectionManagerDialog.cpp 0003 Project : LabPlot 0004 Description : widget for managing MQTT connections 0005 -------------------------------------------------------------------- 0006 Copyright : (C) 2018 Ferencz Kovacs (kferike98@gmail.com) 0007 0008 ***************************************************************************/ 0009 0010 /*************************************************************************** 0011 * * 0012 * This program is free software; you can redistribute it and/or modify * 0013 * it under the terms of the GNU General Public License as published by * 0014 * the Free Software Foundation; either version 2 of the License, or * 0015 * (at your option) any later version. * 0016 * * 0017 * This program is distributed in the hope that it will be useful, * 0018 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0019 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 0020 * GNU General Public License for more details. * 0021 * * 0022 * You should have received a copy of the GNU General Public License * 0023 * along with this program; if not, write to the Free Software * 0024 * Foundation, Inc., 51 Franklin Street, Fifth Floor, * 0025 * Boston, MA 02110-1301 USA * 0026 * * 0027 ***************************************************************************/ 0028 0029 #include "MQTTConnectionManagerDialog.h" 0030 #include "MQTTConnectionManagerWidget.h" 0031 0032 #include <KLocalizedString> 0033 #include <KSharedConfig> 0034 #include <KWindowConfig> 0035 0036 #include <QDialogButtonBox> 0037 #include <QWindow> 0038 0039 /*! 0040 \class MQTTConnectionManagerDialog 0041 \brief dialog for managing MQTT connections 0042 0043 \ingroup kdefrontend 0044 */ 0045 MQTTConnectionManagerDialog::MQTTConnectionManagerDialog(QWidget* parent, const QString& conn, bool changed) : QDialog(parent), 0046 mainWidget(new MQTTConnectionManagerWidget(this, conn)), 0047 m_initialConnectionChanged(changed), 0048 m_initialConnection(conn) { 0049 0050 setWindowIcon(QIcon::fromTheme("labplot-MQTT")); 0051 setWindowTitle(i18nc("@title:window", "MQTT Connections")); 0052 0053 m_buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel); 0054 0055 auto* layout = new QVBoxLayout(this); 0056 layout->addWidget(mainWidget); 0057 layout->addWidget(m_buttonBox); 0058 0059 connect(mainWidget, &MQTTConnectionManagerWidget::changed, this, &MQTTConnectionManagerDialog::changed); 0060 connect(m_buttonBox->button(QDialogButtonBox::Ok),&QPushButton::clicked, this, &MQTTConnectionManagerDialog::save); 0061 connect(m_buttonBox->button(QDialogButtonBox::Cancel), &QPushButton::clicked, this, &MQTTConnectionManagerDialog::close); 0062 connect(m_buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept); 0063 connect(m_buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject); 0064 0065 //restore saved settings if available 0066 create(); // ensure there's a window created 0067 KConfigGroup conf(KSharedConfig::openConfig(), "MQTTConnectionManagerDialog"); 0068 if (conf.exists()) { 0069 KWindowConfig::restoreWindowSize(windowHandle(), conf); 0070 resize(windowHandle()->size()); // workaround for QTBUG-40584 0071 } else 0072 resize(QSize(0, 0).expandedTo(minimumSize())); 0073 } 0074 0075 /*! 0076 * \brief returns the selected connection of the mainWidget 0077 */ 0078 QString MQTTConnectionManagerDialog::connection() const { 0079 return mainWidget->connection(); 0080 } 0081 0082 /*! 0083 * \brief Returns whether the initial connection has been changed 0084 * \return m_initialConnectionChanged 0085 */ 0086 bool MQTTConnectionManagerDialog::initialConnectionChanged() const 0087 { 0088 return m_initialConnectionChanged; 0089 } 0090 0091 MQTTConnectionManagerDialog::~MQTTConnectionManagerDialog() { 0092 //save current settings 0093 KConfigGroup conf(KSharedConfig::openConfig(), "MQTTConnectionManagerDialog"); 0094 KWindowConfig::saveWindowSize(windowHandle(), conf); 0095 } 0096 0097 /*! 0098 * \brief Called when the user changes any setting in mainWidget 0099 */ 0100 void MQTTConnectionManagerDialog::changed() { 0101 setWindowTitle(i18nc("@title:window", "MQTT Connections [Changed]")); 0102 0103 //set true if initial connection was changed 0104 if (mainWidget->connection() == m_initialConnection) 0105 m_initialConnectionChanged = true; 0106 0107 if (mainWidget->checkConnections()) { 0108 m_buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true); 0109 m_changed = true; 0110 } else { 0111 m_buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false); 0112 } 0113 } 0114 0115 /*! 0116 * \brief Saves the settings for the mainWidget 0117 */ 0118 void MQTTConnectionManagerDialog::save() { 0119 //ok-button was clicked, save the connections if they were changed 0120 if (m_changed) 0121 mainWidget->saveConnections(); 0122 }