Improved the API for loaded contents.

1 files changed, 56 insertions, 0 deletions

diff --git a/plugins/pychrysalide/helpers.c b/plugins/pychrysalide/helpers.c
index 5c7ae75..3cd528e 100644
--- a/plugins/pychrysalide/helpers.c
+++ b/plugins/pychrysalide/helpers.c
@@ -32,6 +32,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <strings.h>
+#include <gtk/gtk.h>
 
 
 #include <i18n.h>
@@ -1132,6 +1133,61 @@ int convert_to_gobject(PyObject *arg, void *dst)
 }
 
 
+/******************************************************************************
+*                                                                             *
+*  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;
+
+}
+
+
 
 /* ---------------------------------------------------------------------------------- */
 /*                         TRANSFERT DES VALEURS CONSTANTES                           */