void QmlProfilerStateWidget::updateDisplay()
{
// When datamodel is acquiring data
if (!d->loadingDone && !d->emptyList && !d->appKilled) {
setVisible(true);
d->text->setText(tr("Loading data"));
if (d->isRecording) {
d->isRecording = false;
d->estimatedProfilingTime = d->profilingTimer.elapsed();
emit newTimeEstimation(d->estimatedProfilingTime);
}
d->progressBar->setValue(d->m_modelManager->progress() * 1000);
d->progressBar->setVisible(true);
resize(300,70);
reposition();
return;
}
// When application is being profiled
if (d->isRecording) {
setVisible(true);
d->progressBar->setVisible(false);
d->text->setText(tr("Profiling application"));
resize(200,70);
reposition();
return;
}
// After profiling, there is an empty trace
if (d->traceAvailable && d->loadingDone && d->emptyList) {
setVisible(true);
d->progressBar->setVisible(false);
d->text->setText(tr("No QML events recorded"));
resize(200,70);
reposition();
return;
}
// Application died before all data could be read
if (!d->loadingDone && !d->emptyList && d->appKilled) {
setVisible(true);
d->text->setText(tr("Application stopped before loading all data"));
if (d->isRecording) {
d->isRecording = false;
d->estimatedProfilingTime = d->profilingTimer.elapsed();
emit newTimeEstimation(d->estimatedProfilingTime);
}
d->progressBar->setValue(d->m_modelManager->progress() * 1000);
d->progressBar->setVisible(true);
resize(300,70);
reposition();
return;
}
// There is a trace on view, hide this dialog
d->progressBar->setVisible(false);
setVisible(false);
}
QmlProfilerStateWidget::QmlProfilerStateWidget(QmlProfilerStateManager *stateManager,
QmlProfilerModelManager *modelManager, QWidget *parent)
: QWidget(parent), d(new QmlProfilerStateWidgetPrivate(this))
{
setObjectName(QLatin1String("QML Profiler State Display"));
// UI elements
QVBoxLayout *layout = new QVBoxLayout(this);
resize(200,70);
d->shadowPic.load(QLatin1String(":/qmlprofiler/dialog_shadow.png"));
d->text = new QLabel(this);
d->text->setAlignment(Qt::AlignCenter);
layout->addWidget(d->text);
d->progressBar = new QProgressBar(this);
layout->addWidget(d->progressBar);
d->progressBar->setMaximum(1000);
d->progressBar->setVisible(false);
setLayout(layout);
// internal state
d->isRecording = false;
d->appKilled = false;
d->traceAvailable = false;
d->loadingDone = true;
d->emptyList = true;
// profiler state
d->m_modelManager = modelManager;
connect(d->m_modelManager,SIGNAL(stateChanged()), this, SLOT(dataStateChanged()));
connect(d->m_modelManager,SIGNAL(progressChanged()), this, SLOT(dataStateChanged()));
connect(this, SIGNAL(newTimeEstimation(qint64)), d->m_modelManager, SLOT(newTimeEstimation(qint64)));
d->m_profilerState = stateManager;
connect(d->m_profilerState,SIGNAL(stateChanged()), this, SLOT(profilerStateChanged()));
connect(d->m_profilerState, SIGNAL(serverRecordingChanged()),
this, SLOT(profilerStateChanged()));
updateDisplay();
connect(parent,SIGNAL(resized()),this,SLOT(reposition()));
}
void QmlProfilerStateWidget::showText(const QString &text, bool showProgress)
{
setVisible(true);
if (showProgress) {
if (d->isRecording) {
d->isRecording = false;
d->estimatedProfilingTime = d->profilingTimer.elapsed();
emit newTimeEstimation(d->estimatedProfilingTime);
}
d->progressBar->setValue(d->m_modelManager->progress() * 1000);
}
d->progressBar->setVisible(showProgress);
d->text->setText(text);
resize(300, 70);
reposition();
}
void QmlProfilerStateWidget::profilerStateChanged()
{
if (d->m_profilerState->currentState() == QmlProfilerStateManager::AppKilled)
d->appKilled = true;
else
if (d->m_profilerState->currentState() == QmlProfilerStateManager::AppStarting)
d->appKilled = false;
d->isRecording = d->m_profilerState->serverRecording();
if (d->isRecording)
d->profilingTimer.start();
else {
// estimated time in ns
d->estimatedProfilingTime = d->profilingTimer.elapsed() * 1e6;
emit newTimeEstimation(d->estimatedProfilingTime);
}
updateDisplay();
}
