[gtksourceview] Make (un)indent_lines methods public

[Paolo Borelli <pborelli src gnome org>]

commit ad8849df161ab2f46cb0bc1d00630e3110a4f454
Author: Paolo Borelli <pborelli gnome org>
Date:   Sat Jan 17 14:52:22 2015 +0100

    Make (un)indent_lines methods public
    
    This is useful for editors that want to implement custom UI to
    indent and unindent (in particular builder's vim mode)

 docs/reference/gtksourceview-3.0-sections.txt |    2 +
 gtksourceview/gtksourceview.c                 |   38 +++++++++++++++++++++----
 gtksourceview/gtksourceview.h                 |    7 ++++
 3 files changed, 41 insertions(+), 6 deletions(-)
---
diff --git a/docs/reference/gtksourceview-3.0-sections.txt b/docs/reference/gtksourceview-3.0-sections.txt
index 13c9aaf..de20088 100644
--- a/docs/reference/gtksourceview-3.0-sections.txt
+++ b/docs/reference/gtksourceview-3.0-sections.txt
@@ -820,6 +820,8 @@ gtk_source_view_set_indent_width
 gtk_source_view_get_indent_width
 gtk_source_view_set_insert_spaces_instead_of_tabs
 gtk_source_view_get_insert_spaces_instead_of_tabs
+gtk_source_view_indent_lines
+gtk_source_view_unindent_lines
 gtk_source_view_get_visual_column
 gtk_source_view_set_smart_home_end
 gtk_source_view_get_smart_home_end
diff --git a/gtksourceview/gtksourceview.c b/gtksourceview/gtksourceview.c
index 4f01c4e..2c8730c 100644
--- a/gtksourceview/gtksourceview.c
+++ b/gtksourceview/gtksourceview.c
@@ -3080,8 +3080,21 @@ get_indent_string (guint tabs, guint spaces)
        return str;
 }
 
-static void
-indent_lines (GtkSourceView *view, GtkTextIter *start, GtkTextIter *end)
+/**
+ * gtk_source_view_indent_lines:
+ * @view: a #GtkSourceView.
+ * @start: #GtkTextIter of the first line to indent
+ * @end: #GtkTextIter of the last line to indent
+ *
+ * Insert one indentation level at the beginning of the
+ * specified lines.
+ *
+ * Since: 3.16
+ */
+void
+gtk_source_view_indent_lines (GtkSourceView *view,
+                              GtkTextIter   *start,
+                              GtkTextIter   *end)
 {
        GtkTextBuffer *buf;
        gint start_line, end_line;
@@ -3184,8 +3197,21 @@ indent_lines (GtkSourceView *view, GtkTextIter *start, GtkTextIter *end)
                                            gtk_text_buffer_get_insert (buf));
 }
 
-static void
-unindent_lines (GtkSourceView *view, GtkTextIter *start, GtkTextIter *end)
+/**
+ * gtk_source_view_unindent_lines:
+ * @view: a #GtkSourceView.
+ * @start: #GtkTextIter of the first line to indent
+ * @end: #GtkTextIter of the last line to indent
+ *
+ * Removes one indentation level at the beginning of the
+ * specified lines.
+ *
+ * Since: 3.16
+ */
+void
+gtk_source_view_unindent_lines (GtkSourceView *view,
+                                GtkTextIter   *start,
+                                GtkTextIter   *end)
 {
        GtkTextBuffer *buf;
        gint start_line, end_line;
@@ -3713,7 +3739,7 @@ gtk_source_view_key_press_event (GtkWidget   *widget,
                        /* shift+tab: always unindent */
                        if (event->state & GDK_SHIFT_MASK)
                        {
-                               unindent_lines (view, &s, &e);
+                               gtk_source_view_unindent_lines (view, &s, &e);
                                return TRUE;
                        }
 
@@ -3725,7 +3751,7 @@ gtk_source_view_key_press_event (GtkWidget   *widget,
                            ((gtk_text_iter_starts_line (&s) && gtk_text_iter_ends_line (&e)) ||
                             (gtk_text_iter_get_line (&s) != gtk_text_iter_get_line (&e))))
                        {
-                               indent_lines (view, &s, &e);
+                               gtk_source_view_indent_lines (view, &s, &e);
                                return TRUE;
                        }
                }
diff --git a/gtksourceview/gtksourceview.h b/gtksourceview/gtksourceview.h
index dc0a3d2..459d743 100644
--- a/gtksourceview/gtksourceview.h
+++ b/gtksourceview/gtksourceview.h
@@ -162,6 +162,13 @@ void                gtk_source_view_set_indent_on_tab      (GtkSourceView   *view,
                                                         gboolean         enable);
 gboolean        gtk_source_view_get_indent_on_tab      (GtkSourceView   *view);
 
+void            gtk_source_view_indent_lines           (GtkSourceView   *view,
+                                                        GtkTextIter     *start,
+                                                        GtkTextIter     *end);
+void            gtk_source_view_unindent_lines         (GtkSourceView   *view,
+                                                        GtkTextIter     *start,
+                                                        GtkTextIter     *end);
+
 void            gtk_source_view_set_highlight_current_line
                                                        (GtkSourceView   *view,
                                                         gboolean         highlight);