Unnecessary G_OBJECT cast when calling signal connect function

12 files changed, 121 insertions, 114 deletions

diff --git a/capplets/about-me/mate-about-me-fingerprint.c b/capplets/about-me/mate-about-me-fingerprint.c
index a6bced28..7457b013 100644
--- a/capplets/about-me/mate-about-me-fingerprint.c
+++ b/capplets/about-me/mate-about-me-fingerprint.c
@@ -756,24 +756,31 @@ enroll_fingerprints (GtkWindow *parent, GtkWidget *enable, GtkWidget *disable)
 	gtk_window_set_title (GTK_WINDOW (ass), _("Enable Fingerprint Login"));
 	gtk_window_set_transient_for (GTK_WINDOW (ass), parent);
 	gtk_window_set_position (GTK_WINDOW (ass), GTK_WIN_POS_CENTER_ON_PARENT);
-	g_signal_connect (G_OBJECT (ass), "cancel",
-			  G_CALLBACK (assistant_cancelled), data);
-	g_signal_connect (G_OBJECT (ass), "close",
-			  G_CALLBACK (assistant_cancelled), data);
-	g_signal_connect (G_OBJECT (ass), "prepare",
-			  G_CALLBACK (assistant_prepare), data);
+	g_signal_connect (ass, "cancel",
+	                  G_CALLBACK (assistant_cancelled),
+	                  data);
+	g_signal_connect (ass, "close",
+	                  G_CALLBACK (assistant_cancelled),
+	                  data);
+	g_signal_connect (ass, "prepare",
+	                  G_CALLBACK (assistant_prepare),
+	                  data);
 
 	/* Page 1 */
 	gtk_combo_box_set_active (GTK_COMBO_BOX (WID ("finger_combobox")), 0);
 
-	g_signal_connect (G_OBJECT (WID ("radiobutton1")), "toggled",
-			  G_CALLBACK (finger_radio_button_toggled), data);
-	g_signal_connect (G_OBJECT (WID ("radiobutton2")), "toggled",
-			  G_CALLBACK (finger_radio_button_toggled), data);
-	g_signal_connect (G_OBJECT (WID ("radiobutton3")), "toggled",
-			  G_CALLBACK (finger_radio_button_toggled), data);
-	g_signal_connect (G_OBJECT (WID ("finger_combobox")), "changed",
-			  G_CALLBACK (finger_combobox_changed), data);
+	g_signal_connect (gtk_builder_get_object (dialog, "radiobutton1"), "toggled",
+	                  G_CALLBACK (finger_radio_button_toggled),
+	                  data);
+	g_signal_connect (gtk_builder_get_object (dialog, "radiobutton2"), "toggled",
+	                  G_CALLBACK (finger_radio_button_toggled),
+	                  data);
+	g_signal_connect (gtk_builder_get_object (dialog, "radiobutton3"), "toggled",
+	                  G_CALLBACK (finger_radio_button_toggled),
+	                  data);
+	g_signal_connect (gtk_builder_get_object (dialog, "finger_combobox"), "changed",
+	                  G_CALLBACK (finger_combobox_changed),
+	                  data);
 
 	data->finger = selected_finger (dialog);
 
diff --git a/capplets/about-me/mate-about-me-password.c b/capplets/about-me/mate-about-me-password.c
index 3b9fce9d..5800c3ca 100644
--- a/capplets/about-me/mate-about-me-password.c
+++ b/capplets/about-me/mate-about-me-password.c
@@ -1112,12 +1112,14 @@ passdlg_init (PasswordDialog *pdialog, GtkWindow *parent)
 								0);
 
 	/* Activate authenticate-button when enter is pressed in current-password */
-	g_signal_connect (G_OBJECT (pdialog->current_password), "activate",
-					  G_CALLBACK (passdlg_activate), WID ("authenticate-button"));
+	g_signal_connect (pdialog->current_password, "activate",
+	                  G_CALLBACK (passdlg_activate),
+	                  WID ("authenticate-button"));
 
 	/* Activate retyped-password when enter is pressed in new-password */
-	g_signal_connect (G_OBJECT (pdialog->new_password), "activate",
-					  G_CALLBACK (passdlg_activate), pdialog->retyped_password);
+	g_signal_connect (pdialog->new_password, "activate",
+	                  G_CALLBACK (passdlg_activate),
+	                  pdialog->retyped_password);
 
 	/* Clear status message */
 	passdlg_set_status (pdialog, "");
@@ -1126,14 +1128,17 @@ passdlg_init (PasswordDialog *pdialog, GtkWindow *parent)
 	passdlg_set_auth_state (pdialog, FALSE);
 
 	/* Connect signal handlers */
-	g_signal_connect (G_OBJECT (WID ("authenticate-button")), "clicked",
-					  G_CALLBACK (passdlg_authenticate), pdialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "authenticate-button"), "clicked",
+	                  G_CALLBACK (passdlg_authenticate),
+	                  pdialog);
 
 	/* Verify new passwords on-the-fly */
-	g_signal_connect (G_OBJECT (WID ("new-password")), "changed",
-					  G_CALLBACK (passdlg_check_password), pdialog);
-	g_signal_connect (G_OBJECT (WID ("retyped-password")), "changed",
-					  G_CALLBACK (passdlg_check_password), pdialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "new-password"), "changed",
+	                  G_CALLBACK (passdlg_check_password),
+	                  pdialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "retyped-password"), "changed",
+	                  G_CALLBACK (passdlg_check_password),
+	                  pdialog);
 
 	/* Set misc dialog properties */
 	gtk_window_set_resizable (GTK_WINDOW (wpassdlg), FALSE);
diff --git a/capplets/accessibility/at-properties/main.c b/capplets/accessibility/at-properties/main.c
index aaa71d8a..e5041e14 100644
--- a/capplets/accessibility/at-properties/main.c
+++ b/capplets/accessibility/at-properties/main.c
@@ -248,9 +248,9 @@ setup_dialog (GtkBuilder *builder, GSettings *settings)
 						     "at_properties_dialog"));
 	capplet_set_icon (widget, "preferences-desktop-accessibility");
 
-	g_signal_connect (G_OBJECT (widget),
-			  "response",
-			  G_CALLBACK (cb_dialog_response), NULL);
+	g_signal_connect (widget, "response",
+	                  G_CALLBACK (cb_dialog_response),
+	                  NULL);
 
 	gtk_widget_show (widget);
 }
diff --git a/capplets/appearance/appearance-font.c b/capplets/appearance/appearance-font.c
index 06b7d584..1c1d96d5 100644
--- a/capplets/appearance/appearance-font.c
+++ b/capplets/appearance/appearance-font.c
@@ -719,12 +719,12 @@ cb_show_details (GtkWidget *button,
                                NULL);
     data->font_groups = g_slist_prepend (data->font_groups, group);
 
-    g_signal_connect (G_OBJECT (data->font_details),
-		      "response",
-		      G_CALLBACK (cb_details_response), NULL);
-    g_signal_connect (G_OBJECT (data->font_details),
-		      "delete_event",
-		      G_CALLBACK (gtk_true), NULL);
+    g_signal_connect (data->font_details, "response",
+                      G_CALLBACK (cb_details_response),
+                      NULL);
+    g_signal_connect (data->font_details, "delete_event",
+                      G_CALLBACK (gtk_true),
+                      NULL);
   }
 
   gtk_window_present (GTK_WINDOW (data->font_details));
diff --git a/capplets/common/capplet-util.c b/capplets/common/capplet-util.c
index a5615a06..4dea5f51 100644
--- a/capplets/common/capplet-util.c
+++ b/capplets/common/capplet-util.c
@@ -48,9 +48,9 @@ capplet_error_dialog (GtkWindow *parent, char const *msg, GError *err)
 			GTK_BUTTONS_CLOSE,
 			msg, err->message);
 
-		g_signal_connect (G_OBJECT (dialog),
-			"response",
-			G_CALLBACK (gtk_widget_destroy), NULL);
+		g_signal_connect (dialog, "response",
+		                  G_CALLBACK (gtk_widget_destroy),
+		                  NULL);
 		gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
 		gtk_widget_show (dialog);
 		g_error_free (err);
diff --git a/capplets/keybindings/eggcellrendererkeys.c b/capplets/keybindings/eggcellrendererkeys.c
index 4e61ce41..aa4c8e8a 100644
--- a/capplets/keybindings/eggcellrendererkeys.c
+++ b/capplets/keybindings/eggcellrendererkeys.c
@@ -622,7 +622,7 @@ egg_cell_renderer_keys_start_editing (GtkCellRenderer      *cell,
 
   keys->grab_widget = widget;
 
-  g_signal_connect (G_OBJECT (widget), "key_press_event",
+  g_signal_connect (widget, "key_press_event",
                     G_CALLBACK (grab_key_callback),
                     keys);
 
@@ -659,8 +659,9 @@ egg_cell_renderer_keys_start_editing (GtkCellRenderer      *cell,
 
   gtk_widget_show_all (keys->edit_widget);
 
-  g_signal_connect (G_OBJECT (keys->edit_widget), "unrealize",
-                    G_CALLBACK (ungrab_stuff), keys);
+  g_signal_connect (keys->edit_widget, "unrealize",
+                    G_CALLBACK (ungrab_stuff),
+                    keys);
 
   keys->edit_key = keys->accel_key;
 
diff --git a/capplets/keyboard/mate-keyboard-properties-xkb.c b/capplets/keyboard/mate-keyboard-properties-xkb.c
index 11833c70..d1dd7925 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkb.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkb.c
@@ -211,29 +211,28 @@ setup_xkb_tabs (GtkBuilder * dialog)
 				      xkb_get_default_group () < 0);
 
 	xkb_layouts_register_buttons_handlers (dialog);
-	g_signal_connect (G_OBJECT (WID ("xkb_reset_to_defaults")),
-			  "clicked", G_CALLBACK (reset_to_defaults),
-			  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_reset_to_defaults"), "clicked",
+	                  G_CALLBACK (reset_to_defaults),
+	                  dialog);
 
-	g_signal_connect (G_OBJECT (chk_new_windows_inherit_layout),
-			  "toggled", (GCallback)
-			  chk_new_windows_inherit_layout_toggled, dialog);
+	g_signal_connect (chk_new_windows_inherit_layout, "toggled",
+	                  (GCallback) chk_new_windows_inherit_layout_toggled,
+	                  dialog);
 
-	g_signal_connect_swapped (G_OBJECT (WID ("xkb_layout_options")),
-				  "clicked",
-				  G_CALLBACK (xkb_options_popup_dialog),
-				  dialog);
+	g_signal_connect_swapped (gtk_builder_get_object (dialog, "xkb_layout_options"), "clicked",
+	                          G_CALLBACK (xkb_options_popup_dialog),
+	                          dialog);
 
-	g_signal_connect_swapped (G_OBJECT (WID ("xkb_model_pick")),
-				  "clicked", G_CALLBACK (choose_model),
-				  dialog);
+	g_signal_connect_swapped (gtk_builder_get_object (dialog, "xkb_model_pick"), "clicked",
+	                          G_CALLBACK (choose_model),
+	                          dialog);
 
 	xkb_layouts_register_gsettings_listener (dialog);
 	xkb_options_register_gsettings_listener (dialog);
 
-	g_signal_connect (G_OBJECT (WID ("keyboard_dialog")),
-			  "destroy", G_CALLBACK (cleanup_xkb_tabs),
-			  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "keyboard_dialog"), "destroy",
+	                  G_CALLBACK (cleanup_xkb_tabs),
+	                  dialog);
 
 	enable_disable_restoring (dialog);
 }
diff --git a/capplets/keyboard/mate-keyboard-properties-xkblt.c b/capplets/keyboard/mate-keyboard-properties-xkblt.c
index 12943d53..113fb88f 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkblt.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkblt.c
@@ -257,10 +257,9 @@ xkb_layouts_prepare_selected_tree (GtkBuilder * dialog)
 	gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view),
 				     desc_column);
 
-	g_signal_connect_swapped (G_OBJECT (selection), "changed",
-				  G_CALLBACK
-				  (xkb_layouts_enable_disable_buttons),
-				  dialog);
+	g_signal_connect_swapped (selection, "changed",
+	                          G_CALLBACK(xkb_layouts_enable_disable_buttons),
+	                          dialog);
 	max_selected_layouts = xkl_engine_get_max_num_groups (engine);
 
 	/* Setting up DnD */
@@ -270,11 +269,12 @@ xkb_layouts_prepare_selected_tree (GtkBuilder * dialog)
 	gtk_drag_dest_set (tree_view, GTK_DEST_DEFAULT_ALL,
 			   &self_drag_target, 1, GDK_ACTION_MOVE);
 
-	g_signal_connect (G_OBJECT (tree_view), "drag_data_get",
-			  G_CALLBACK (xkb_layouts_dnd_data_get), dialog);
-	g_signal_connect (G_OBJECT (tree_view), "drag_data_received",
-			  G_CALLBACK (xkb_layouts_dnd_data_received),
-			  dialog);
+	g_signal_connect (tree_view, "drag_data_get",
+	                  G_CALLBACK (xkb_layouts_dnd_data_get),
+	                  dialog);
+	g_signal_connect (tree_view, "drag_data_received",
+	                  G_CALLBACK (xkb_layouts_dnd_data_received),
+	                  dialog);
 }
 
 gchar *
@@ -436,18 +436,21 @@ move_down_selected_layout (GtkWidget * button, GtkBuilder * dialog)
 void
 xkb_layouts_register_buttons_handlers (GtkBuilder * dialog)
 {
-	g_signal_connect (G_OBJECT (WID ("xkb_layouts_add")), "clicked",
-			  G_CALLBACK (add_selected_layout), dialog);
-	g_signal_connect (G_OBJECT (WID ("xkb_layouts_show")), "clicked",
-			  G_CALLBACK (show_selected_layout), dialog);
-	g_signal_connect (G_OBJECT (WID ("xkb_layouts_remove")), "clicked",
-			  G_CALLBACK (remove_selected_layout), dialog);
-	g_signal_connect (G_OBJECT (WID ("xkb_layouts_move_up")),
-			  "clicked", G_CALLBACK (move_up_selected_layout),
-			  dialog);
-	g_signal_connect (G_OBJECT (WID ("xkb_layouts_move_down")),
-			  "clicked",
-			  G_CALLBACK (move_down_selected_layout), dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_layouts_add"), "clicked",
+	                  G_CALLBACK (add_selected_layout),
+	                  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_layouts_show"), "clicked",
+	                  G_CALLBACK (show_selected_layout),
+	                  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_layouts_remove"), "clicked",
+	                  G_CALLBACK (remove_selected_layout),
+	                  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_layouts_move_up"), "clicked",
+	                  G_CALLBACK (move_up_selected_layout),
+	                  dialog);
+	g_signal_connect (gtk_builder_get_object (dialog, "xkb_layouts_move_down"), "clicked",
+	                  G_CALLBACK (move_down_selected_layout),
+	                  dialog);
 }
 
 static void
@@ -460,8 +463,7 @@ xkb_layouts_update_list (GSettings * settings, gchar * key, GtkBuilder * dialog)
 void
 xkb_layouts_register_gsettings_listener (GtkBuilder * dialog)
 {
-	g_signal_connect (xkb_kbd_settings,
-			  "changed::layouts",
-			  G_CALLBACK (xkb_layouts_update_list),
-			  dialog);
+	g_signal_connect (xkb_kbd_settings, "changed::layouts",
+	                  G_CALLBACK (xkb_layouts_update_list),
+	                  dialog);
 }
diff --git a/capplets/keyboard/mate-keyboard-properties-xkbltadd.c b/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
index 723f29fa..1edaa666 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkbltadd.c
@@ -322,8 +322,9 @@ xkb_layout_chooser_available_layouts_fill (GtkBuilder *
 					      COMBO_BOX_MODEL_COL_SORT,
 					      GTK_SORT_ASCENDING);
 
-	g_signal_connect_swapped (G_OBJECT (cbl), "changed",
-				  combo_changed_notify, chooser_dialog);
+	g_signal_connect_swapped (cbl, "changed",
+	                          G_CALLBACK (combo_changed_notify),
+	                          chooser_dialog);
 
 	/* Setup the variants combo */
 	renderer = gtk_cell_renderer_text_new ();
@@ -333,10 +334,9 @@ xkb_layout_chooser_available_layouts_fill (GtkBuilder *
 					renderer, "markup",
 					COMBO_BOX_MODEL_COL_VISIBLE, NULL);
 
-	g_signal_connect_swapped (G_OBJECT (cbev), "changed",
-				  G_CALLBACK
-				  (xkb_layout_chooser_available_variant_changed),
-				  chooser_dialog);
+	g_signal_connect_swapped (cbev, "changed",
+	                          G_CALLBACK(xkb_layout_chooser_available_variant_changed),
+	                          chooser_dialog);
 }
 
 static gchar **
@@ -462,10 +462,9 @@ xkb_layout_choose (GtkBuilder * dialog)
 						   G_CALLBACK
 						   (xkb_layout_chooser_available_language_changed));
 
-	g_signal_connect_after (G_OBJECT (notebook), "switch_page",
-				G_CALLBACK
-				(xkb_layout_chooser_page_changed),
-				chooser_dialog);
+	g_signal_connect_after (notebook, "switch_page",
+	                        G_CALLBACK(xkb_layout_chooser_page_changed),
+	                        chooser_dialog);
 
 	gtk_combo_box_set_active (GTK_COMBO_BOX
 				  (CWID ("xkb_countries_available")),
@@ -507,10 +506,9 @@ xkb_layout_choose (GtkBuilder * dialog)
 		gtk_widget_hide (CWID ("btnPrint"));
 	}
 
-	g_signal_connect (G_OBJECT (chooser),
-			  "response",
-			  G_CALLBACK (xkb_layout_chooser_response),
-			  chooser_dialog);
+	g_signal_connect (chooser, "response",
+	                  G_CALLBACK (xkb_layout_chooser_response),
+	                  chooser_dialog);
 
 	toplevel = gtk_widget_get_toplevel (chooser);
 	if (gtk_widget_is_toplevel (toplevel)) {
diff --git a/capplets/keyboard/mate-keyboard-properties-xkbmc.c b/capplets/keyboard/mate-keyboard-properties-xkbmc.c
index 6ffc69e6..67b3e22c 100644
--- a/capplets/keyboard/mate-keyboard-properties-xkbmc.c
+++ b/capplets/keyboard/mate-keyboard-properties-xkbmc.c
@@ -217,11 +217,9 @@ fill_vendors_list (GtkBuilder * chooser_dialog)
 		fill_models_list (chooser_dialog);
 	}
 
-	g_signal_connect (G_OBJECT
-			  (gtk_tree_view_get_selection
-			   (GTK_TREE_VIEW (vendors_list))), "changed",
-			  G_CALLBACK (xkb_model_chooser_change_vendor_sel),
-			  chooser_dialog);
+	g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (vendors_list)), "changed",
+	                  G_CALLBACK (xkb_model_chooser_change_vendor_sel),
+	                  chooser_dialog);
 
 	return gtk_tree_model_get_iter_first (GTK_TREE_MODEL (list_store),
 					      &iter);
@@ -278,11 +276,9 @@ fill_models_list (GtkBuilder * chooser_dialog)
 		}
 	}
 
-	g_signal_connect (G_OBJECT
-			  (gtk_tree_view_get_selection
-			   (GTK_TREE_VIEW (models_list))), "changed",
-			  G_CALLBACK (xkb_model_chooser_change_model_sel),
-			  chooser_dialog);
+	g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (models_list)), "changed",
+	                  G_CALLBACK (xkb_model_chooser_change_model_sel),
+	                  chooser_dialog);
 }
 
 static void
@@ -335,10 +331,9 @@ choose_model (GtkBuilder * dialog)
 		fill_models_list (chooser_dialog);
 	}
 
-	g_signal_connect (G_OBJECT (chooser),
-			  "response",
-			  G_CALLBACK (xkb_model_chooser_response),
-			  chooser_dialog);
+	g_signal_connect (chooser, "response",
+	                  G_CALLBACK (xkb_model_chooser_response),
+	                  chooser_dialog);
 	gtk_dialog_run (GTK_DIALOG (chooser));
 	gtk_widget_destroy (chooser);
 	g_free (current_model_name);
diff --git a/capplets/network/mate-network-properties.c b/capplets/network/mate-network-properties.c
index 5645f173..7fbc035d 100644
--- a/capplets/network/mate-network-properties.c
+++ b/capplets/network/mate-network-properties.c
@@ -359,9 +359,9 @@ connect_sensitivity_signals (GtkBuilder *builder, GSList *mode_group)
 {
 	for (; mode_group != NULL; mode_group = mode_group->next)
 	{
-		g_signal_connect (G_OBJECT (mode_group->data), "clicked",
-				  G_CALLBACK(proxy_mode_radiobutton_clicked_cb),
-				  builder);
+		g_signal_connect (mode_group->data, "clicked",
+		                  G_CALLBACK(proxy_mode_radiobutton_clicked_cb),
+		                  builder);
 	}
 }
 
diff --git a/capplets/windows/mate-window-properties.c b/capplets/windows/mate-window-properties.c
index 90b46f9c..9757c42c 100644
--- a/capplets/windows/mate-window-properties.c
+++ b/capplets/windows/mate-window-properties.c
@@ -481,7 +481,7 @@ main (int argc, char **argv)
                      "active",
                      G_SETTINGS_BIND_DEFAULT);
 
-    g_signal_connect (G_OBJECT (dialog_win), "destroy",
+    g_signal_connect (dialog_win, "destroy",
                       G_CALLBACK (gtk_main_quit), NULL);
 
     g_signal_connect (marco_settings, "changed",
@@ -490,12 +490,12 @@ main (int argc, char **argv)
     g_signal_connect (marco_settings, "changed::" MARCO_FOCUS_KEY,
                       G_CALLBACK (mouse_focus_changed_callback), NULL);
 
-    g_signal_connect (G_OBJECT (screen), "window_manager_changed",
+    g_signal_connect (screen, "window_manager_changed",
                       G_CALLBACK (wm_changed_callback), NULL);
 
     i = 0;
     while (i < n_mouse_modifiers) {
-        g_signal_connect (G_OBJECT (mouse_modifiers[i].radio), "toggled",
+        g_signal_connect (mouse_modifiers[i].radio, "toggled",
                           G_CALLBACK (alt_click_radio_toggled_callback),
                           &mouse_modifiers[i]);
         ++i;