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/* Chrysalide - Outil d'analyse de fichiers binaires
* helpers-ui.c - simplification des interactions UI de base avec Python
*
* Copyright (C) 2025 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide 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.
*
* Chrysalide 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 Chrysalide. If not, see <http://www.gnu.org/licenses/>.
*/
#include "helpers-ui.h"
#include <assert.h>
#include <pygobject.h>
#include <gtk/gtk.h>
#include "bindings.h"
/* ---------------------------------------------------------------------------------- */
/* CONFORTS CIBLANT PYGOBJECT */
/* ---------------------------------------------------------------------------------- */
/******************************************************************************
* *
* Paramètres : - *
* *
* Description : Assure une prise en charge de l'objet Gtk.WIdget. *
* *
* Retour : Bilan de l'opération. *
* *
* Remarques : - *
* *
******************************************************************************/
bool ensure_gtk_widget_is_registered(void)
{
bool result; /* Bilan à retourner */
PyObject *gtk_mod; /* Module Python Gtk */
PyObject *widget_type; /* Module "GtkWidget" */
/**
* Afin d'éviter le message d'avertissement suivant, la version attendue
* est demandée :
*
* PyGIWarning: Gtk was imported without specifying a version first.
* Use gi.require_version('Gtk', '4.0') before import to ensure that the right version gets loaded.
*
*/
result = import_namespace_from_gi_repository("Gtk", "4.0");
if (result)
{
gtk_mod = PyImport_ImportModule("gi.repository.Gtk");
assert(gtk_mod != NULL);
widget_type = PyObject_GetAttrString(gtk_mod, "Widget");
result = (widget_type != NULL);
Py_DECREF(gtk_mod);
Py_XDECREF(widget_type);
}
return result;
}
/******************************************************************************
* *
* Paramètres : arg = argument quelconque à tenter de convertir. *
* dst = destination des valeurs récupérées en cas de succès. *
* *
* Description : Tente de convertir en instance de composant GTK. *
* *
* Retour : Bilan de l'opération, voire indications supplémentaires. *
* *
* Remarques : - *
* *
******************************************************************************/
int convert_to_gtk_widget(PyObject *arg, void *dst)
{
int result; /* Bilan à retourner */
PyObject *gtk_mod; /* Module Python Gtk */
PyObject *widget_type; /* Module "GtkWidget" */
int ret; /* Bilan d'une conversion */
result = 0;
gtk_mod = PyImport_ImportModule("gi.repository.Gtk");
if (gtk_mod == NULL)
{
PyErr_SetString(PyExc_TypeError, "unable to find the Gtk Python module");
goto done;
}
widget_type = PyObject_GetAttrString(gtk_mod, "Widget");
Py_DECREF(gtk_mod);
ret = PyObject_TypeCheck(arg, (PyTypeObject *)widget_type);
Py_DECREF(widget_type);
if (!ret)
{
PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to GTK widget");
goto done;
}
*((GtkWidget **)dst) = GTK_WIDGET(pygobject_get(arg));
result = 1;
done:
return result;
}
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