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3 ** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>
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50 
51 #include "dialog.h"
52 
53 #include <QComboBox>
54 #include <QGridLayout>
55 #include <QLabel>
56 #include <QLineEdit>
57 #include <QPushButton>
58 #include <QSerialPortInfo>
59 #include <QSpinBox>
60 
Dialog(QWidget * parent)61 Dialog::Dialog(QWidget *parent) :
62     QDialog(parent),
63     m_serialPortLabel(new QLabel(tr("Serial port:"))),
64     m_serialPortComboBox(new QComboBox),
65     m_waitRequestLabel(new QLabel(tr("Wait request, msec:"))),
66     m_waitRequestSpinBox(new QSpinBox),
67     m_responseLabel(new QLabel(tr("Response:"))),
68     m_responseLineEdit(new QLineEdit(tr("Hello, I'm Slave."))),
69     m_trafficLabel(new QLabel(tr("No traffic."))),
70     m_statusLabel(new QLabel(tr("Status: Not running."))),
71     m_runButton(new QPushButton(tr("Start")))
72 {
73     m_waitRequestSpinBox->setRange(0, 10000);
74     m_waitRequestSpinBox->setValue(10000);
75 
76     const auto infos = QSerialPortInfo::availablePorts();
77     for (const QSerialPortInfo &info : infos)
78         m_serialPortComboBox->addItem(info.portName());
79 
80     auto mainLayout = new QGridLayout;
81     mainLayout->addWidget(m_serialPortLabel, 0, 0);
82     mainLayout->addWidget(m_serialPortComboBox, 0, 1);
83     mainLayout->addWidget(m_waitRequestLabel, 1, 0);
84     mainLayout->addWidget(m_waitRequestSpinBox, 1, 1);
85     mainLayout->addWidget(m_runButton, 0, 2, 2, 1);
86     mainLayout->addWidget(m_responseLabel, 2, 0);
87     mainLayout->addWidget(m_responseLineEdit, 2, 1, 1, 3);
88     mainLayout->addWidget(m_trafficLabel, 3, 0, 1, 4);
89     mainLayout->addWidget(m_statusLabel, 4, 0, 1, 5);
90     setLayout(mainLayout);
91 
92     setWindowTitle(tr("Blocking Slave"));
93     m_serialPortComboBox->setFocus();
94 
95     connect(m_runButton, &QPushButton::clicked, this, &Dialog::startSlave);
96     connect(&m_thread, &SlaveThread::request, this,&Dialog::showRequest);
97     connect(&m_thread, &SlaveThread::error, this, &Dialog::processError);
98     connect(&m_thread, &SlaveThread::timeout, this, &Dialog::processTimeout);
99 
100     connect(m_serialPortComboBox, QOverload<const QString &>::of(&QComboBox::currentIndexChanged),
101             this, &Dialog::activateRunButton);
102     connect(m_waitRequestSpinBox, &QSpinBox::textChanged, this, &Dialog::activateRunButton);
103     connect(m_responseLineEdit, &QLineEdit::textChanged, this, &Dialog::activateRunButton);
104 }
105 
startSlave()106 void Dialog::startSlave()
107 {
108     m_runButton->setEnabled(false);
109     m_statusLabel->setText(tr("Status: Running, connected to port %1.")
110                            .arg(m_serialPortComboBox->currentText()));
111     m_thread.startSlave(m_serialPortComboBox->currentText(),
112                         m_waitRequestSpinBox->value(),
113                         m_responseLineEdit->text());
114 }
115 
showRequest(const QString & s)116 void Dialog::showRequest(const QString &s)
117 {
118     m_trafficLabel->setText(tr("Traffic, transaction #%1:"
119                                "\n\r-request: %2"
120                                "\n\r-response: %3")
121                             .arg(++m_transactionCount)
122                             .arg(s)
123                             .arg(m_responseLineEdit->text()));
124 }
125 
processError(const QString & s)126 void Dialog::processError(const QString &s)
127 {
128     activateRunButton();
129     m_statusLabel->setText(tr("Status: Not running, %1.").arg(s));
130     m_trafficLabel->setText(tr("No traffic."));
131 }
132 
processTimeout(const QString & s)133 void Dialog::processTimeout(const QString &s)
134 {
135     m_statusLabel->setText(tr("Status: Running, %1.").arg(s));
136     m_trafficLabel->setText(tr("No traffic."));
137 }
138 
activateRunButton()139 void Dialog::activateRunButton()
140 {
141     m_runButton->setEnabled(true);
142 }
143