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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "pythontab.h"
#include <QGridLayout>
#include "pybindings.h"
#include "pyinterpreter.h"
NEXTPNR_NAMESPACE_BEGIN
const QString PythonTab::PROMPT = ">>> ";
const QString PythonTab::MULTILINE_PROMPT = "... ";
PythonTab::PythonTab(QWidget *parent) : QWidget(parent), initialized(false)
{
QFont f("unexistent");
f.setStyleHint(QFont::Monospace);
// Add text area for Python output and input line
console = new PythonConsole();
console->setMinimumHeight(100);
console->setReadOnly(true);
console->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::TextSelectableByKeyboard);
console->setFont(f);
console->setContextMenuPolicy(Qt::CustomContextMenu);
QAction *clearAction = new QAction("Clear &buffer", this);
clearAction->setStatusTip("Clears display buffer");
connect(clearAction, &QAction::triggered, this, &PythonTab::clearBuffer);
contextMenu = console->createStandardContextMenu();
contextMenu->addSeparator();
contextMenu->addAction(clearAction);
connect(console, &PythonConsole::customContextMenuRequested, this, &PythonTab::showContextMenu);
lineEdit = new LineEditor(&parseHelper);
lineEdit->setMinimumHeight(30);
lineEdit->setMaximumHeight(30);
lineEdit->setFont(f);
lineEdit->setPlaceholderText(PythonTab::PROMPT);
connect(lineEdit, &LineEditor::textLineInserted, this, &PythonTab::editLineReturnPressed);
QGridLayout *mainLayout = new QGridLayout();
mainLayout->addWidget(console, 0, 0);
mainLayout->addWidget(lineEdit, 1, 0);
setLayout(mainLayout);
parseHelper.subscribe(console);
prompt = PythonTab::PROMPT;
}
PythonTab::~PythonTab()
{
if (initialized) {
pyinterpreter_finalize();
deinit_python();
}
}
void PythonTab::editLineReturnPressed(QString text)
{
console->displayString(prompt + text + "\n");
parseHelper.process(text.toStdString());
if (parseHelper.buffered())
prompt = PythonTab::MULTILINE_PROMPT;
else
prompt = PythonTab::PROMPT;
lineEdit->setPlaceholderText(prompt);
}
void PythonTab::newContext(Context *ctx)
{
if (initialized) {
pyinterpreter_finalize();
deinit_python();
}
console->clear();
pyinterpreter_preinit();
init_python("nextpnr", !initialized);
pyinterpreter_initialize();
pyinterpreter_aquire();
python_export_global("ctx", ctx);
pyinterpreter_release();
initialized = true;
QString version = QString("Python %1 on %2\n").arg(Py_GetVersion(), Py_GetPlatform());
console->displayString(version);
}
void PythonTab::showContextMenu(const QPoint &pt) { contextMenu->exec(mapToGlobal(pt)); }
void PythonTab::clearBuffer() { console->clear(); }
void PythonTab::info(std::string str) { console->displayString(str.c_str()); }
NEXTPNR_NAMESPACE_END
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