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catch errors via library interface and present dialog displaying them

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This commit is contained in:
Axel Kohlmeyer
2023-07-25 13:06:27 -04:00
parent 276b89366a
commit ab792acbe5
1 changed files with 18 additions and 4 deletions
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22
tools/lammps-gui/lammpsgui.cpp
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@ -32,7 +32,7 @@ LammpsGui::LammpsGui(QWidget *parent, const char *filename) :
current_file.clear();
QFont text_font;
text_font.setFamily("monospace");
text_font.setFamily("Consolas");
text_font.setFixedPitch(true);
text_font.setStyleHint(QFont::TypeWriter);
ui->textEdit->document()->setDefaultFont(text_font);
@ -189,6 +189,14 @@ void LammpsGui::run_buffer()
clear();
std::string buffer = ui->textEdit->toPlainText().toStdString();
lammps_commands_string(lammps_handle, buffer.c_str());
if (lammps_has_error(lammps_handle)) {
constexpr int BUFLEN = 1024;
char errorbuf[BUFLEN];
lammps_get_last_error_message(lammps_handle, errorbuf, BUFLEN);
QMessageBox::warning(this, "LAMMPS-GUI Error", QString("Error running LAMMPS:\n\n") + errorbuf);
}
}
void LammpsGui::clear()
@ -204,7 +212,7 @@ void LammpsGui::about()
start_lammps();
std::string version = "This is LAMMPS-GUI version 0.1\n";
if (lammps_handle) version += "LAMMPS Version " + std::to_string(lammps_version(lammps_handle));
if (lammps_handle) version += "using LAMMPS Version " + std::to_string(lammps_version(lammps_handle));
QMessageBox::information(this, "About LAMMPS-GUI", version.c_str());
}
@ -215,8 +223,14 @@ void LammpsGui::start_lammps()
// Create LAMMPS instance if not already present
if (!lammps_handle) lammps_handle = lammps_open_no_mpi(nargs, args, nullptr);
if (!lammps_handle)
QMessageBox::warning(this, "LAMMPS Error", "Internal error launching LAMMPS");
if (lammps_has_error(lammps_handle)) {
constexpr int BUFLEN = 1024;
char errorbuf[BUFLEN];
lammps_get_last_error_message(lammps_handle, errorbuf, BUFLEN);
QMessageBox::warning(this, "LAMMPS-GUI Error",
QString("Error launching LAMMPS:\n\n") + errorbuf);
}
}
// Local Variables: