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Catch exception when importing files and display error message

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This commit is contained in:
Jan Käberich 2021-05-12 22:05:50 +02:00
parent 2fac430381
commit 3d4d3c9468
4 changed files with 93 additions and 72 deletions
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35
Software/PC_Application/SpectrumAnalyzer/tracewidgetsa.cpp
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@ -2,6 +2,7 @@
#include "Traces/tracecsvexport.h"
#include <QFileDialog>
#include "Traces/traceimportdialog.h"
#include "CustomWidgets/informationbox.h"
TraceWidgetSA::TraceWidgetSA(TraceModel &model, QWidget *parent)
: TraceWidget(model, parent)
@ -19,21 +20,25 @@ void TraceWidgetSA::importDialog()
{
auto filename = QFileDialog::getOpenFileName(nullptr, "Open measurement file", "", "CSV files (*.csv)", nullptr, QFileDialog::DontUseNativeDialog);
if (!filename.isEmpty()) {
std::vector<Trace*> traces;
QString prefix = QString();
auto csv = CSV::fromFile(filename);
traces = Trace::createFromCSV(csv);
// contruct prefix from filename
prefix = filename;
// remove any directory names (keep only the filename itself)
int lastSlash = qMax(prefix.lastIndexOf('/'), prefix.lastIndexOf('\\'));
if(lastSlash != -1) {
prefix.remove(0, lastSlash + 1);
try {
std::vector<Trace*> traces;
QString prefix = QString();
auto csv = CSV::fromFile(filename);
traces = Trace::createFromCSV(csv);
// contruct prefix from filename
prefix = filename;
// remove any directory names (keep only the filename itself)
int lastSlash = qMax(prefix.lastIndexOf('/'), prefix.lastIndexOf('\\'));
if(lastSlash != -1) {
prefix.remove(0, lastSlash + 1);
}
// remove file type
prefix.truncate(prefix.indexOf('.'));
prefix.append("_");
auto i = new TraceImportDialog(model, traces, prefix);
i->show();
} catch(const std::exception e) {
InformationBox::ShowError("Failed to import file", QString("Attempt to import file ended with error: \"") + e.what()+"\"");
}
// remove file type
prefix.truncate(prefix.indexOf('.'));
prefix.append("_");
auto i = new TraceImportDialog(model, traces, prefix);
i->show();
}
}