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Kevin |
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#include "IOWidget.h"
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IOWidget::IOWidget(QWidget *parent) : QWidget(parent)
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{
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// Serial data UI
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textData = new QTextEdit();
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textData->setCurrentFont(QFont("Consolas", 8));
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textData->append("Waiting for serial connection...");
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textData->setMinimumSize(400, 100);
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textData->setReadOnly(true);
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textTransmit = new QLineEdit();
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textTransmit->setEnabled(false);
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textTransmit->setFont(QFont("Consolas", 8));
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btnTransmit = new QPushButton("&Send");
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btnTransmit->setEnabled(false);
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btnClear = new QPushButton("Clear");
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QHBoxLayout *transmitLayout = new QHBoxLayout();
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transmitLayout->addWidget(textTransmit);
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transmitLayout->addWidget(btnTransmit);
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transmitLayout->addWidget(btnClear);
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QVBoxLayout *dataLayout = new QVBoxLayout();
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dataLayout->addWidget(textData);
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dataLayout->addLayout(transmitLayout);
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setLayout(dataLayout);
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connect(btnTransmit, SIGNAL(clicked()), this, SLOT(PreprocessTransmit()));
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connect(textTransmit, SIGNAL(returnPressed()), btnTransmit, SIGNAL(clicked()));
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connect(btnClear, SIGNAL(clicked()), this, SLOT(ClearBtn()));
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EnableTransmit(false);
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lastTransmit = true;
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}
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IOWidget::~IOWidget()
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{
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}
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void IOWidget::PreprocessTransmit(QByteArray data)
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{
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QString str;
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if (data.isEmpty()) {
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str = textTransmit->text();
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textTransmit->setText("");
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} else {
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str = QString(data);
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}
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emit TransmitByteArray(str.toUtf8());
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textData->setTextColor(Qt::darkBlue);
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QStringList cmds = str.split('\n');
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for (int i = 0; i < cmds.size(); i++) {
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textData->append("TX: " + cmds[i]);
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}
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// Save a flag indicating last activity was a transmit
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lastTransmit = true;
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}
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void IOWidget::ProcessReceivedByte(QByteArray data)
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{
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textData->setTextColor(Qt::darkRed);
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data.replace("\n", "\nRX: ");
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if (lastTransmit) {
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textData->insertPlainText("\nRX: " + QString(data));
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} else {
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textData->insertPlainText(QString(data));
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}
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textData->moveCursor(QTextCursor::End);
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lastTransmit = false;
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}
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void IOWidget::ClearBtn()
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{
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textData->clear();
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}
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void IOWidget::EnableTransmit(bool enable)
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{
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if (enable) {
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textTransmit->setEnabled(true);
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btnTransmit->setEnabled(true);
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} else {
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textTransmit->setEnabled(false);
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btnTransmit->setEnabled(false);
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}
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Kevin |
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}
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