src/solarfm/core/widgets/dialogs/rename_widget.py

@@ -64,16 +64,56 @@ class RenameWidget:
 
 
     def set_to_title_case(self, widget, eve=None):
-        self._rename_fname.set_text( self._rename_fname.get_text().title() )
+        bounds = self._rename_fname.get_selection_bounds()
+        fname  = self._rename_fname.get_text()
+
+        if bounds:
+            start, end = bounds
+            replace = fname[start:end]
+            fname   = fname.replace(replace, replace.title())
+        else:
+            fname   = fname.title()
+
+        self._rename_fname.set_text(fname)
 
     def set_to_upper_case(self, widget, eve=None):
-        self._rename_fname.set_text( self._rename_fname.get_text().upper() )
+        bounds = self._rename_fname.get_selection_bounds()
+        fname   = self._rename_fname.get_text()
+
+        if bounds:
+            start, end = bounds
+            replace = fname[start:end]
+            fname   = fname.replace(replace, replace.upper())
+        else:
+            fname   = fname.upper()
+
+        self._rename_fname.set_text(fname)
 
     def set_to_lower_case(self, widget, eve=None):
-        self._rename_fname.set_text( self._rename_fname.get_text().lower() )
+        bounds = self._rename_fname.get_selection_bounds()
+        fname  = self._rename_fname.get_text()
+
+        if bounds:
+            start, end = bounds
+            replace = fname[start:end]
+            fname   = fname.replace(replace, replace.lower())
+        else:
+            fname   = fname.lower()
+
+        self._rename_fname.set_text(fname)
 
     def set_to_invert_case(self, widget, eve=None):
-        self._rename_fname.set_text( self._rename_fname.get_text().swapcase() )
+        bounds = self._rename_fname.get_selection_bounds()
+        fname  = self._rename_fname.get_text()
+
+        if bounds:
+            start, end = bounds
+            replace = fname[start:end]
+            fname   = fname.replace(replace, replace.swapcase())
+        else:
+            fname   = fname.swapcase()
+
+        self._rename_fname.set_text(fname)
 
     def hide_rename_file_menu(self, widget=None, eve=None):
         self._rename_file_menu.hide()

src/solarfm/core/widgets/files_view/tab_mixin.py

@@ -100,13 +100,15 @@ class TabMixin(GridMixin):
         icon_grid.unparent()
         scroll.unparent()
 
-        Gtk.main_iteration_do(False)
-        gc.collect()
-
         logger.debug(f"Reference count for tab_box is: {tab_box.__grefcount__}")
         logger.debug(f"Reference count for icon_grid is: {icon_grid.__grefcount__}")
         logger.debug(f"Reference count for scroll is: {scroll.__grefcount__}")
 
+        del tab_box
+        del icon_grid
+        del scroll
+
+        gc.collect()
 
         if not settings_manager.is_trace_debug():
             self.fm_controller.save_state()

src/solarfm/core/widgets/icon_grid_widget.py

@@ -9,8 +9,8 @@ from gi.repository import Gtk
 from gi.repository import Gdk
 from gi.repository import GdkPixbuf
 
-
 # Application imports
+from utils.cbindings import gtkmemreaper
 
 
 
@@ -48,19 +48,23 @@ class IconGridWidget(Gtk.IconView):
     def _setup_signals(self):
         ...
 
-    def _setup_additional_signals(self, grid_icon_single_click,
+    def _setup_additional_signals(self,
-                                        grid_icon_double_click,
+        grid_icon_single_click,
-                                        grid_set_selected_items,
+        grid_icon_double_click,
-                                        grid_on_drag_set,
+        grid_set_selected_items,
-                                        grid_on_drag_data_received,
+        grid_on_drag_set,
-                                        grid_on_drag_motion):
+        grid_on_drag_data_received,
+        grid_on_drag_motion
+    ):
 
-        self._handler_ids.append(self.connect("button_release_event", grid_icon_single_click))
+        self._handler_ids = [
-        self._handler_ids.append(self.connect("item-activated",       grid_icon_double_click))
+            self.connect("button_release_event", grid_icon_single_click),
-        self._handler_ids.append(self.connect("selection-changed",    grid_set_selected_items))
+            self.connect("item-activated",       grid_icon_double_click),
-        self._handler_ids.append(self.connect("drag-data-get",        grid_on_drag_set))
+            self.connect("selection-changed",    grid_set_selected_items),
-        self._handler_ids.append(self.connect("drag-data-received",   grid_on_drag_data_received))
+            self.connect("drag-data-get",        grid_on_drag_set),
-        self._handler_ids.append(self.connect("drag-motion",          grid_on_drag_motion))
+            self.connect("drag-data-received",   grid_on_drag_data_received),
+            self.connect("drag-motion",          grid_on_drag_motion)
+        ]
 
     def _load_widgets(self):
         self.clear_and_set_new_store()
@@ -113,10 +117,14 @@ class IconGridWidget(Gtk.IconView):
             if icon:
                 logger.debug(f"Reference count for icon is: {icon.__grefcount__}")
                 icon.run_dispose()
+                # icon_ptr = int(hash(icon))  # WARNING: not stable across runs
+                # gtkmemreaper.free_pixbuf(icon_ptr)
                 del icon
 
         store.clear()
         store.run_dispose()
+        # store_ptr = int(hash(store))  # WARNING: not stable across runs
+        # gtkmemreaper.free_list_store(store)
         del store
 
         gc.collect()

src/solarfm/utils/cbindings/gtkmemreaper.py

@@ -0,0 +1,20 @@
+# Python imports
+import pkg_resources
+import importlib.util
+
+# Lib imports
+
+# Application imports
+
+
+
+def __bootstrap__():
+    __file__   = pkg_resources.resource_filename(__name__, 'gtkmemreaper.cpython-313-x86_64-linux-gnu.so')
+    spec       = importlib.util.spec_from_file_location(
+        __name__,
+        __file__
+    )
+    mod        = importlib.util.module_from_spec(spec)
+    spec.loader.exec_module(mod)
+
+__bootstrap__()

src/solarfm/utils/cbindings/python_package_works/gtkmemreaper.c

@@ -1,42 +1,45 @@
 #include <Python.h>
-#include <gtk.h>
+#include <gtk/gtk.h>
 #include <cairo.h>
 #include <gdk-pixbuf/gdk-pixbuf.h>
 #include <stdlib.h>
 
 // static PyObject* free_pixbuf(PyObject* self, PyObject* args) {
-static void free_pixbuf(PyObject* self, PyObject* args) {
+static PyObject* free_pixbuf(PyObject* self, PyObject* args) {
     PyObject *py_pixbuf;
 
     if (!PyArg_ParseTuple(args, "O", &py_pixbuf)) {
-        return NULL;
+        Py_RETURN_NONE;
     }
 
     GdkPixbuf *pixbuf = (GdkPixbuf *) PyLong_AsVoidPtr(py_pixbuf);
     if (!GDK_IS_PIXBUF(pixbuf)) {
         PyErr_SetString(PyExc_TypeError, "Invalid GdkPixbuf pointer.");
-        return NULL;
+        Py_RETURN_NONE;
     }
 
-    g_free(pixbuf);
+    g_object_unref(pixbuf);
-    // return PyBytes_FromStringAndSize((const char *) cairo_data, buffer_size);
+    g_assert_null(pixbuf);
+    Py_RETURN_NONE;
 }
 
 
-static void free_list_store(PyObject* self, PyObject* args) {
+static PyObject* free_list_store(PyObject* self, PyObject* args) {
     PyObject *py_list_store;
 
     if (!PyArg_ParseTuple(args, "O", &py_list_store)) {
-        return NULL;
+        Py_RETURN_NONE;
     }
 
     GtkListStore *list_store = (GtkListStore *) PyLong_AsVoidPtr(py_list_store);
     if (!GTK_IS_LIST_STORE(list_store)) {
         PyErr_SetString(PyExc_TypeError, "Invalid Gtk.ListStore pointer.");
-        return NULL;
+        Py_RETURN_NONE;
     }
 
     g_object_unref(list_store);
+    g_assert_null(list_store);
+    Py_RETURN_NONE;
 }
 
 

src/solarfm/utils/cbindings/python_package_works/setup.py

@@ -8,7 +8,7 @@ from subprocess import check_output
 
 
 
-pkg_config_args = ["gdk-pixbuf-2.0", "cairo", "gtk"]
+pkg_config_args = ["gdk-pixbuf-2.0", "cairo", "gtk+-3.0"]
 
 def get_pkgconfig_flags(flag_type):
     return check_output(["pkg-config", flag_type] + pkg_config_args).decode().split()