[gtksourceview] vim: support / and ? to search from visual

[Christian Hergert <chergert src gnome org>]

commit d6fcc7044d7e0f30c317adee6ba1b72b5d70ea26
Author: Christian Hergert <chergert redhat com>
Date:   Fri Nov 12 16:16:46 2021 -0800

    vim: support / and ? to search from visual

 gtksourceview/vim/gtksourcevimvisual.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/gtksourceview/vim/gtksourcevimvisual.c b/gtksourceview/vim/gtksourcevimvisual.c
index 0850351e..c969b036 100644
--- a/gtksourceview/vim/gtksourcevimvisual.c
+++ b/gtksourceview/vim/gtksourcevimvisual.c
@@ -597,6 +597,16 @@ key_handler_initial (GtkSourceVimVisual *self,
                case GDK_KEY_less:
                        return gtk_source_vim_visual_begin_command (self, "unindent", FALSE);
 
+               case GDK_KEY_slash:
+               case GDK_KEY_question:
+               {
+                       GtkSourceVimState *new_state = gtk_source_vim_command_bar_new ();
+                       gtk_source_vim_command_bar_set_text (GTK_SOURCE_VIM_COMMAND_BAR (new_state),
+                                                            keyval == GDK_KEY_slash ? "/" : "?");
+                       gtk_source_vim_state_push (GTK_SOURCE_VIM_STATE (self), new_state);
+                       return TRUE;
+               }
+
                case GDK_KEY_colon:
                {
                        GtkSourceVimState *new_state = gtk_source_vim_command_bar_new ();