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pythonqtconsolewindow.cpp
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pythonqtconsolewindow.cpp
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/*******************************************************************************
Copyright (C) The University of Auckland
OpenCOR is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenCOR is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*******************************************************************************/
//==============================================================================
// An dockable iPython console window for Qt
//==============================================================================
#include "borderedwidget.h"
#include "CTK/ctkAbstractPythonManager.h"
#include "pythonqtconsolewindow.h"
#include "pythonqtsupportplugin.h"
//==============================================================================
#include <PythonQt/PythonQt.h>
//==============================================================================
#include "ui_pythonqtconsolewindow.h"
//==============================================================================
namespace OpenCOR {
namespace PythonQtConsoleWindow {
//==============================================================================
// An IPython console
static QString PythonQtConsole = R"PYTHON(
import logging
import sys
from qtconsole.inprocess import QtInProcessKernelManager
from qtconsole.inprocess import QtInProcessRichJupyterWidget
# The widget we are creating -- it's a global so it doesn't get
# garbage collected.
ipython_widget = None
def create_ipython_widget():
global ipython_widget
# Create and start an in-process kernel manager
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel(show_banner=False)
# Set the kernel's GUI to PythonQt
kernel = kernel_manager.kernel
kernel.gui = 'pythonqt'
# Start the kernel's client
kernel_client = kernel_manager.client()
kernel_client.start_channels()
# Create a Jupyter widget and connect it with our kernel and
# its client
ipython_widget = QtInProcessRichJupyterWidget(font_size=12)
ipython_widget.kernel_manager = kernel_manager
ipython_widget.kernel_client = kernel_client
# `sys.stderr` will now be redirected to the console, however
# logging is still going to PythonQt (and the terminal shell)
# so we redirect logging output to the console.
logging.getLogger().handlers[0].stream = sys.stderr
return ipython_widget
)PYTHON";
//==============================================================================
PythonQtConsoleWindow::PythonQtConsoleWindow(QWidget *pParent) :
Core::WindowWidget(pParent),
mGui(new Ui::PythonQtConsoleWindow)
{
// Set up the GUI
mGui->setupUi(this);
// Get the PythonQt Qt manager
PythonQt *pythonQtInstance = PythonQt::self();
// Create a Python module to setup the console
PythonQtObjectPtr qtConsoleModule = pythonQtInstance->createModuleFromScript("opencor.qtconsole", PythonQtConsole);
// Create and retrive an IPython widget
PyObject *createWidget = pythonQtInstance->lookupObject(qtConsoleModule, "create_ipython_widget");
PyObject *ipythonWidget = pythonQtInstance->callAndReturnPyObject(createWidget);
if (ipythonWidget && PyObject_TypeCheck(ipythonWidget, &PythonQtInstanceWrapper_Type)) {
PythonQtInstanceWrapper *widgetWrapper = (PythonQtInstanceWrapper*)ipythonWidget;
mPythonQtConsoleWidget = (QWidget *)widgetWrapper->_objPointerCopy;
// Add the widget to our window
#if defined(Q_OS_WIN) || defined(Q_OS_LINUX)
mGui->layout->addWidget(new Core::BorderedWidget(mPythonQtConsoleWidget,
true, true, true, true));
#elif defined(Q_OS_MAC)
mGui->layout->addWidget(new Core::BorderedWidget(mPythonQtConsoleWidget,
true, false, false, false));
#else
#error Unsupported platform
#endif
}
}
//==============================================================================
PythonQtConsoleWindow::~PythonQtConsoleWindow()
{
// Delete the GUI
delete mGui;
}
//==============================================================================
} // namespace PythonQtConsoleWindow
} // namespace OpenCOR
//==============================================================================
// End of file
//==============================================================================