[gtksourceview/wip/chergert/vim] add set text api for command bar

[Christian Hergert <chergert src gnome org>]

commit a6471c28a296c25facde1524e5efb3967f4814a6
Author: Christian Hergert <chergert redhat com>
Date:   Thu Nov 4 09:43:52 2021 -0700

    add set text api for command bar

 gtksourceview/vim/gtk-source-vim-command-bar.c | 20 +++++++++++++++++---
 gtksourceview/vim/gtk-source-vim-command-bar.h |  4 +++-
 2 files changed, 20 insertions(+), 4 deletions(-)
---
diff --git a/gtksourceview/vim/gtk-source-vim-command-bar.c b/gtksourceview/vim/gtk-source-vim-command-bar.c
index 762a78e7..f0c6bc99 100644
--- a/gtksourceview/vim/gtk-source-vim-command-bar.c
+++ b/gtksourceview/vim/gtk-source-vim-command-bar.c
@@ -148,9 +148,11 @@ gtk_source_vim_command_bar_enter (GtkSourceVimState *state)
 
        g_assert (GTK_SOURCE_VIM_STATE (self));
 
-       g_string_truncate (self->buffer, 0);
-       g_string_append_c (self->buffer, ':');
-       do_notify (self);
+       if (self->buffer->len == 0)
+       {
+               g_string_append_c (self->buffer, ':');
+               do_notify (self);
+       }
 
        view = gtk_source_vim_state_get_view (GTK_SOURCE_VIM_STATE (self));
        gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (view), FALSE);
@@ -197,3 +199,15 @@ gtk_source_vim_command_bar_get_text (GtkSourceVimCommandBar *self)
 
        return self->buffer->str;
 }
+
+void
+gtk_source_vim_command_bar_set_text (GtkSourceVimCommandBar *self,
+                                     const char             *text)
+{
+       g_return_if_fail (GTK_SOURCE_IS_VIM_COMMAND_BAR (self));
+
+       g_string_truncate (self->buffer, 0);
+       g_string_append (self->buffer, text);
+
+       do_notify (self);
+}
diff --git a/gtksourceview/vim/gtk-source-vim-command-bar.h b/gtksourceview/vim/gtk-source-vim-command-bar.h
index 2495fa8a..739cccbb 100644
--- a/gtksourceview/vim/gtk-source-vim-command-bar.h
+++ b/gtksourceview/vim/gtk-source-vim-command-bar.h
@@ -30,6 +30,8 @@ G_BEGIN_DECLS
 G_DECLARE_FINAL_TYPE (GtkSourceVimCommandBar, gtk_source_vim_command_bar, GTK_SOURCE, VIM_COMMAND_BAR, 
GtkSourceVimState)
 
 GtkSourceVimState *gtk_source_vim_command_bar_new      (void);
-const char         *gtk_source_vim_command_bar_get_text (GtkSourceVimCommandBar *self);
+const char        *gtk_source_vim_command_bar_get_text (GtkSourceVimCommandBar *self);
+void               gtk_source_vim_command_bar_set_text (GtkSourceVimCommandBar *self,
+                                                        const char             *text);
 
 G_END_DECLS