[gtksourceview/wip/custom-word-boundaries-2: 2/5] view: override GtkTextView::extend-selection

[Sébastien Wilmet <swilmet src gnome org>]

commit a4634aac922b2be4a1a68238d097fb2348fafe3e
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sun Dec 21 14:40:11 2014 +0100

    view: override GtkTextView::extend-selection
    
    To use the custom word boundaries.

 gtksourceview/gtksourceview.c |   33 ++++++++++++++++++++++++++++++---
 1 files changed, 30 insertions(+), 3 deletions(-)
---
diff --git a/gtksourceview/gtksourceview.c b/gtksourceview/gtksourceview.c
index f9550aa..021c888 100644
--- a/gtksourceview/gtksourceview.c
+++ b/gtksourceview/gtksourceview.c
@@ -46,6 +46,7 @@
 #include "gtksourcegutter-private.h"
 #include "gtksourcegutterrendererlines.h"
 #include "gtksourcegutterrenderermarks.h"
+#include "gtksourceiter.h"
 
 /**
  * SECTION:view
@@ -239,9 +240,14 @@ static void        set_source_buffer                       (GtkSourceView      *view,
 static void    gtk_source_view_populate_popup          (GtkTextView        *view,
                                                         GtkWidget          *popup);
 static void    gtk_source_view_move_cursor             (GtkTextView        *text_view,
-                                                                GtkMovementStep     step,
-                                                                gint                count,
-                                                                gboolean            extend_selection);
+                                                        GtkMovementStep     step,
+                                                        gint                count,
+                                                        gboolean            extend_selection);
+static gboolean gtk_source_view_extend_selection       (GtkTextView            *text_view,
+                                                        GtkTextExtendSelection  granularity,
+                                                        const GtkTextIter      *location,
+                                                        GtkTextIter            *start,
+                                                        GtkTextIter            *end);
 static void    menu_item_activate_cb                   (GtkWidget          *menu_item,
                                                                 GtkTextView        *text_view);
 static void    gtk_source_view_get_lines                       (GtkTextView       *text_view,
@@ -326,6 +332,7 @@ gtk_source_view_class_init (GtkSourceViewClass *klass)
 
        textview_class->populate_popup = gtk_source_view_populate_popup;
        textview_class->move_cursor = gtk_source_view_move_cursor;
+       textview_class->extend_selection = gtk_source_view_extend_selection;
        textview_class->create_buffer = gtk_source_view_create_buffer;
        textview_class->draw_layer = gtk_source_view_draw_layer;
 
@@ -1628,6 +1635,26 @@ gtk_source_view_move_cursor (GtkTextView    *text_view,
                                                                         extend_selection);
 }
 
+static gboolean
+gtk_source_view_extend_selection (GtkTextView            *text_view,
+                                 GtkTextExtendSelection  granularity,
+                                 const GtkTextIter      *location,
+                                 GtkTextIter            *start,
+                                 GtkTextIter            *end)
+{
+       if (granularity == GTK_TEXT_EXTEND_SELECTION_WORD)
+       {
+               _gtk_source_iter_extend_selection_word (location, start, end);
+               return GDK_EVENT_STOP;
+       }
+
+       return GTK_TEXT_VIEW_CLASS (gtk_source_view_parent_class)->extend_selection (text_view,
+                                                                                    granularity,
+                                                                                    location,
+                                                                                    start,
+                                                                                    end);
+}
+
 static void
 menu_item_activate_cb (GtkWidget   *menu_item,
                       GtkTextView *text_view)