1 files changed, 141 insertions, 0 deletions
diff --git a/plugins/pychrysalide/helpers-ui.c b/plugins/pychrysalide/helpers-ui.c
new file mode 100644
index 0000000..982e676
--- /dev/null
+++ b/plugins/pychrysalide/helpers-ui.c
@@ -0,0 +1,141 @@
+
+/* 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;
+
+}