Remove pre-GTK+ 2.24 preprocessor checks and related code

src/dialogs.c

@@ -897,12 +897,8 @@ void dialogs_show_open_font(void)
 		gtk_window_set_type_hint(GTK_WINDOW(ui_widgets.open_fontsel), GDK_WINDOW_TYPE_HINT_DIALOG);
 		gtk_widget_set_name(ui_widgets.open_fontsel, "GeanyDialog");
 
-#if GTK_CHECK_VERSION(2, 20, 0)
-		/* apply button doesn't have a getter and is hidden by default, but we'd like to show it */
 		apply_button = gtk_dialog_get_widget_for_response(GTK_DIALOG(ui_widgets.open_fontsel), GTK_RESPONSE_APPLY);
-#else
-		apply_button = GTK_FONT_SELECTION_DIALOG(ui_widgets.open_fontsel)->apply_button;
-#endif
+
 		if (apply_button)
 			gtk_widget_show(apply_button);
 

src/gtkcompat.h

@@ -71,31 +71,6 @@ G_BEGIN_DECLS
 #endif
 
 /* GtkWidget */
-#if ! GTK_CHECK_VERSION(2, 18, 0)
-#  define compat_widget_set_flag(widget, flag, enable) \
-	do { \
-		GtkWidget *set_flag__widget = (widget); \
-		GtkWidgetFlags set_flag__flag = (flag); \
-		if (enable) \
-			GTK_WIDGET_SET_FLAGS(set_flag__widget, set_flag__flag); \
-		else \
-			GTK_WIDGET_UNSET_FLAGS(set_flag__widget, set_flag__flag); \
-	} while (0)
-#	define gtk_widget_set_can_default(widget, can_default) \
-		compat_widget_set_flag((widget), GTK_CAN_DEFAULT, (can_default))
-#	define gtk_widget_is_toplevel(widget)		GTK_WIDGET_TOPLEVEL(widget)
-#	define gtk_widget_is_sensitive(widget)		GTK_WIDGET_IS_SENSITIVE(widget)
-#	define gtk_widget_has_focus(widget)			GTK_WIDGET_HAS_FOCUS(widget)
-#	define gtk_widget_get_sensitive(widget)		GTK_WIDGET_SENSITIVE(widget)
-#	define gtk_widget_get_visible(widget)		GTK_WIDGET_VISIBLE(widget)
-#	define gtk_widget_set_has_window(widget, has_window) \
-		compat_widget_set_flag((widget), GTK_NO_WINDOW, !(has_window))
-#	define gtk_widget_set_can_focus(widget, can_focus) \
-		compat_widget_set_flag((widget), GTK_CAN_FOCUS, (can_focus))
-#endif
-#if ! GTK_CHECK_VERSION(2, 20, 0)
-#	define gtk_widget_get_mapped(widget)	GTK_WIDGET_MAPPED(widget)
-#endif
 #if ! GTK_CHECK_VERSION(3, 0, 0)
 #	define gtk_widget_get_allocated_height(widget)	(((GtkWidget *) (widget))->allocation.height)
 #	define gtk_widget_get_allocated_width(widget)	(((GtkWidget *) (widget))->allocation.width)

src/printing.c

@@ -523,9 +523,7 @@ static void printing_print_gtk(GeanyDocument *doc)
 
 	gtk_print_operation_set_unit(op, GTK_UNIT_POINTS);
 	gtk_print_operation_set_show_progress(op, TRUE);
-#if GTK_CHECK_VERSION(2, 18, 0)
 	gtk_print_operation_set_embed_page_setup(op, TRUE);
-#endif
 
 	g_signal_connect(op, "begin-print", G_CALLBACK(begin_print), &dinfo);
 	g_signal_connect(op, "end-print", G_CALLBACK(end_print), &dinfo);

src/ui_utils.c

@@ -1495,29 +1495,6 @@ GtkWidget *ui_dialog_vbox_new(GtkDialog *dialog)
 }
 
 
-static GtkWidget *dialog_get_widget_for_response(GtkDialog *dialog, gint response_id)
-{
-#if GTK_CHECK_VERSION(2, 20, 0)
-	return gtk_dialog_get_widget_for_response(dialog, response_id);
-#else /* GTK < 2.20 */
-	/* base logic stolen from GTK */
-	GtkWidget *action_area = gtk_dialog_get_action_area(dialog);
-	GtkWidget *widget = NULL;
-	GList *children, *node;
-
-	children = gtk_container_get_children(GTK_CONTAINER(action_area));
-	for (node = children; node && ! widget; node = node->next)
-	{
-		if (gtk_dialog_get_response_for_widget(dialog, node->data) == response_id)
-			widget = node->data;
-	}
-	g_list_free(children);
-
-	return widget;
-#endif
-}
-
-
 /* Reorders a dialog's buttons
  * @param dialog A dialog
  * @param response First response ID to reorder
@@ -1541,7 +1518,7 @@ void ui_dialog_set_primary_button_order(GtkDialog *dialog, gint response, ...)
 	va_start(ap, response);
 	for (position = 0; response != -1; position++)
 	{
-		GtkWidget *child = dialog_get_widget_for_response(dialog, response);
+		GtkWidget *child = gtk_dialog_get_widget_for_response(dialog, response);
 		if (child)
 			gtk_box_reorder_child(GTK_BOX(action_area), child, position);
 		else