[gtksourceview/wip/chergert/vim] create mark for begin/end of range

[Christian Hergert <chergert src gnome org>]

commit 76d467158c577905ff024d411cc45770bb060777
Author: Christian Hergert <chergert redhat com>
Date:   Mon Nov 8 14:16:32 2021 -0800

    create mark for begin/end of range
    
    the goal here is to use it in various commands like s&r

 gtksourceview/vim/gtk-source-vim-command.c | 37 +++++++++++++++++++++++++++++-
 1 file changed, 36 insertions(+), 1 deletion(-)
---
diff --git a/gtksourceview/vim/gtk-source-vim-command.c b/gtksourceview/vim/gtk-source-vim-command.c
index ea0b61d1..85d59cc0 100644
--- a/gtksourceview/vim/gtk-source-vim-command.c
+++ b/gtksourceview/vim/gtk-source-vim-command.c
@@ -44,6 +44,8 @@ struct _GtkSourceVimCommand
        GtkSourceVimMotion     *motion;
        GtkSourceVimMotion     *selection_motion;
        GtkSourceVimTextObject *text_object;
+       GtkTextMark            *mark_begin;
+       GtkTextMark            *mark_end;
        char                   *command;
        char                   *options;
        char                    char_pending[16];
@@ -901,6 +903,21 @@ static void
 gtk_source_vim_command_dispose (GObject *object)
 {
        GtkSourceVimCommand *self = (GtkSourceVimCommand *)object;
+       GtkTextBuffer *buffer;
+
+       if (self->mark_begin)
+       {
+               if ((buffer = gtk_text_mark_get_buffer (self->mark_begin)))
+                       gtk_text_buffer_delete_mark (buffer, self->mark_begin);
+               g_clear_weak_pointer (&self->mark_begin);
+       }
+
+       if (self->mark_end)
+       {
+               if ((buffer = gtk_text_mark_get_buffer (self->mark_end)))
+                       gtk_text_buffer_delete_mark (buffer, self->mark_end);
+               g_clear_weak_pointer (&self->mark_end);
+       }
 
        gtk_source_vim_state_release (&self->motion);
        gtk_source_vim_state_release (&self->selection_motion);
@@ -1155,6 +1172,8 @@ gtk_source_vim_command_new_parsed (GtkSourceVimState *current,
 {
        GtkSourceVimCommand *ret = NULL;
        GtkSourceVimCommandClass *klass;
+       GtkTextMark *mark_begin = NULL;
+       GtkTextMark *mark_end = NULL;
        GtkTextIter begin;
        GtkTextIter end;
        int number;
@@ -1177,7 +1196,11 @@ gtk_source_vim_command_new_parsed (GtkSourceVimState *current,
 
        if (parse_mark_range (current, &command_line, &begin, &end))
        {
-               g_print ("Working within a range\n");
+               GtkSourceBuffer *buffer;
+
+               buffer = gtk_source_vim_state_get_buffer (current, NULL, NULL);
+               mark_begin = gtk_text_buffer_create_mark (GTK_TEXT_BUFFER (buffer), NULL, &begin, TRUE);
+               mark_end = gtk_text_buffer_create_mark (GTK_TEXT_BUFFER (buffer), NULL, &end, FALSE);
        }
 
        if (*command_line == '/')
@@ -1230,6 +1253,18 @@ gtk_source_vim_command_new_parsed (GtkSourceVimState *current,
        }
 
 finish:
+
+       if (ret != NULL)
+       {
+               g_set_weak_pointer (&ret->mark_begin, mark_begin);
+               g_set_weak_pointer (&ret->mark_end, mark_end);
+       }
+       else if (mark_begin || mark_end)
+       {
+               gtk_text_buffer_delete_mark (gtk_text_mark_get_buffer (mark_begin), mark_begin);
+               gtk_text_buffer_delete_mark (gtk_text_mark_get_buffer (mark_end), mark_end);
+       }
+
        g_type_class_unref (klass);
 
        return GTK_SOURCE_VIM_STATE (ret);