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Ignore whitespace Rev 334 → Rev 335

/Classwork/ECE5505 - Test and Verification/Final Project/MainWindow.cpp
0,0 → 1,136
#include "MainWindow.h"
 
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
{
// Variable initialization
circuit = new Circuit();
 
// Zoom slider and text
zoomValue = new QLabel;
zoomValue->setAlignment(Qt::AlignCenter);
zoomSlider = new QSlider;
zoomSlider->setMinimum(0);
zoomSlider->setMaximum(200);
zoomSlider->setValue(100);
zoomSlider->setTickPosition(QSlider::TicksBothSides);
zoomSlider->setTickInterval(10);
 
// Canvas
canvas = new Canvas;
 
// Zoom slider and text layout
QVBoxLayout *zoomLayout = new QVBoxLayout();
zoomLayout->addWidget(zoomValue);
zoomLayout->addWidget(zoomSlider);
canvas->zoomCanvas(100);
updateZoomValue(100);
 
// Top-level layout and widget
QHBoxLayout *mainLayout = new QHBoxLayout();
mainLayout->addWidget(canvas);
mainLayout->addLayout(zoomLayout);
 
QWidget *mainWidget = new QWidget();
mainWidget->setLayout(mainLayout);
setCentralWidget(mainWidget);
 
// Connect signals
connect(zoomSlider, SIGNAL(valueChanged(int)), canvas, SLOT(zoomCanvas(int)));
connect(zoomSlider, SIGNAL(valueChanged(int)), this, SLOT(updateZoomValue(int)));
connect(canvas, SIGNAL(updateZoomSlider(int)), zoomSlider, SLOT(setValue(int)));
connect(canvas, SIGNAL(updateStatus(QString)), this, SLOT(updateStatus(QString)));
connect(circuit, SIGNAL(updateStatus(QString)), this, SLOT(updateStatus(QString)));
 
setWindowTitle("Circuit Visualizer");
updateStatus("Waiting to load circuit file...");
 
createActions();
createMenus();
}
 
MainWindow::~MainWindow() {
 
}
 
void MainWindow::updateZoomValue(int value)
{
zoomValue->setText(QString::number(value));
}
 
void MainWindow::updateStatus(QString string)
{
statusBar()->showMessage(string);
}
 
void MainWindow::loadCircuit()
{
static QString lastKnownFilePath = ".";
 
QString file = QFileDialog::getOpenFileName(this, "Circuit (lev) File", lastKnownFilePath, "Vector File (*.lev)");
QCoreApplication::processEvents(); // Close file dialog before proceeding
 
if (file.size() == 0) return;
 
// If file was selected, save directory for next time dialog is opened
QFileInfo fileInfo = QFileInfo(file);
lastKnownFilePath = fileInfo.absolutePath();
 
if (circuit->readGates(file)) {
statusBar()->showMessage(circuit->getLastError());
return;
}
 
canvas->drawCircuit(circuit);
loadCircuitFileAction->setEnabled(false);
showSimControllerAction->setEnabled(true);
resetCircuitAction->setEnabled(true);
}
 
void MainWindow::showHelp()
{
QMessageBox msg;
msg.setWindowTitle("Help");
msg.setText("- Hold down CTRL to pan"
"\n- Zoom with mouse wheel"
"\n- Circled gates are queued");
msg.exec();
}
 
void MainWindow::createActions()
{
loadCircuitFileAction = new QAction("Load &Circuit", this);
loadCircuitFileAction->setStatusTip("Loads a new circuit from file");
connect(loadCircuitFileAction, SIGNAL(triggered()), this, SLOT(loadCircuit()));
 
showHelpAction = new QAction("&About", this);
showHelpAction->setStatusTip("Instructions on program usage");
connect(showHelpAction, SIGNAL(triggered()), this, SLOT(showHelp()));
 
resetCircuitAction = new QAction("&Reset Circuit", this);
resetCircuitAction->setStatusTip("Resets circuit to default values");
resetCircuitAction->setEnabled(false);
connect(resetCircuitAction, SIGNAL(triggered()), circuit, SLOT(reset()));
 
showSimControllerAction = new QAction("&Begin Simulator", this);
showSimControllerAction->setStatusTip("Shows simulation controller");
showSimControllerAction->setEnabled(false);
connect(showSimControllerAction, SIGNAL(triggered()), circuit, SLOT(showSimController()));
 
toggleWireValuesAction = new QAction("Toggle &Wire Values", this);
toggleWireValuesAction->setStatusTip("Show/hide values on wires");
connect(toggleWireValuesAction, SIGNAL(triggered()), circuit, SIGNAL(toggleShowWireValues()));
}
 
void MainWindow::createMenus()
{
fileMenu = menuBar()->addMenu("&File");
fileMenu->addAction(loadCircuitFileAction);
 
circuitMenu = menuBar()->addMenu("&Circuit");
circuitMenu->addAction(resetCircuitAction);
circuitMenu->addAction(showSimControllerAction);
circuitMenu->addAction(toggleWireValuesAction);
 
helpMenu = menuBar()->addMenu("&Help");
helpMenu->addAction(showHelpAction);
}