Change methods not using its bound instance to staticmethods (#356)

src/main.py

@@ -189,7 +189,8 @@ class GradienceApplication(Adw.Application):
 
         self.reload_variables()
 
-    def rgba_from_argb(self, argb, alpha=None) -> str:
+    @staticmethod
+    def rgba_from_argb(argb, alpha=None) -> str:
         base = "rgba({}, {}, {}, {})"
 
         red = redFromArgb(argb)
@@ -812,15 +813,18 @@ This app is written in Python and uses GTK 4 and libadwaita.
         self.props.active_window.update_errors(
             self.global_errors + plugins_errors)
 
-    def show_adwaita_demo(self, *_args):
+    @staticmethod
+    def show_adwaita_demo(*_args):
         GLib.spawn_command_line_async(
             'sh -c "/bin/adwaita-1-demo > /dev/null 2>&1"')
 
-    def show_gtk4_demo(self, *_args):
+    @staticmethod
+    def show_gtk4_demo(*_args):
         GLib.spawn_command_line_async(
             'sh -c "/bin/gtk4-demo > /dev/null 2>&1"')
 
-    def show_gtk4_widget_factory(self, *_args):
+    @staticmethod
+    def show_gtk4_widget_factory(*_args):
         GLib.spawn_command_line_async(
             'sh -c "/bin/gtk4-widget-factory > /dev/null 2>&1"'
         )

src/presets_manager_window.py

@@ -211,10 +211,12 @@ class GradiencePresetWindow(Adw.Window):
         self.search_entry.connect("search-changed", self.on_search_changed)
         self.search_entry.connect("realize", self.on_search_realize)
 
-    def on_search_changed(self, widget):
+    @staticmethod
+    def on_search_changed(widget):
         print("search changed")
 
-    def on_search_realize(self, widget):
+    @staticmethod
+    def on_search_realize(widget):
         print("search realized")
 
     @Gtk.Template.Callback()

src/welcome.py

@@ -120,7 +120,8 @@ class GradienceWelcomeWindow(Adw.Window):
         sys.exit()
 
     # TODO: Add adw-gtk3 check
-    def check_adw_gtk3(self):
+    @staticmethod
+    def check_adw_gtk3():
         buglog("check if adw-gtk3 installed")
         return True