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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <functional>
#include <iostream>
#include <string>
#include "pybindings.h"
#include "emb.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
PyImport_ImportModule("emb");
write = [this] (std::string s) {
//ui->plainTextEdit->moveCursor(QTextCursor::End);
//ui->plainTextEdit->insertPlainText(s.c_str());
//ui->plainTextEdit->moveCursor(QTextCursor::End);
ui->plainTextEdit->appendPlainText(s.c_str());
};
emb::set_stdout(write);
}
MainWindow::~MainWindow()
{
delete ui;
}
void handle_system_exit()
{
exit(-1);
}
int MainWindow::executePython(std::string command)
{
PyObject *m, *d, *v;
m = PyImport_AddModule("__main__");
if (m == NULL)
return -1;
d = PyModule_GetDict(m);
v = PyRun_StringFlags(command.c_str(), (command.empty() ? Py_file_input : Py_single_input), d, d, NULL);
if (v == NULL)
{
PyObject *exception, *v, *tb;
if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
handle_system_exit();
}
PyErr_Fetch(&exception, &v, &tb);
if (exception == NULL)
return 0;
PyErr_NormalizeException(&exception, &v, &tb);
if (tb == NULL) {
tb = Py_None;
Py_INCREF(tb);
}
PyException_SetTraceback(v, tb);
if (exception == NULL)
return 0;
PyErr_Clear();
PyObject* objectsRepresentation = PyObject_Str(v);
const char* errorStr = PyUnicode_AsUTF8(objectsRepresentation);
ui->plainTextEdit->appendPlainText(errorStr);
Py_DECREF(objectsRepresentation);
Py_XDECREF(exception);
Py_XDECREF(v);
Py_XDECREF(tb);
return -1;
}
Py_DECREF(v);
return 0;
}
void MainWindow::on_lineEdit_returnPressed()
{
std::string input = ui->lineEdit->text().toStdString();
ui->plainTextEdit->appendPlainText(std::string(">>> " + input).c_str());
ui->plainTextEdit->update();
ui->lineEdit->clear();
int error = executePython(input);
}
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