[gimp] Bug 745313 - Description of Equalize wrong in PDB

[Michael Natterer <mitch src gnome org>]

commit 7c2bfd3246627644fdcc1192fa5f84f7c3149c0d
Author: Michael Natterer <mitch gimp org>
Date:   Fri Nov 4 22:27:39 2016 +0100

    Bug 745313 - Description of Equalize wrong in PDB
    
    gimp_drawable_equalize(): is mask_only is FALSE, suspend the selection
    around gimp_drawable_apply_operation() so the operation affects the
    entire drawable.

 app/core/gimpdrawable-equalize.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)
---
diff --git a/app/core/gimpdrawable-equalize.c b/app/core/gimpdrawable-equalize.c
index 01720a9..d8a5e46 100644
--- a/app/core/gimpdrawable-equalize.c
+++ b/app/core/gimpdrawable-equalize.c
@@ -27,6 +27,8 @@
 #include "gimpdrawable-histogram.h"
 #include "gimpdrawable-operation.h"
 #include "gimphistogram.h"
+#include "gimpimage.h"
+#include "gimpselection.h"
 
 #include "gimp-intl.h"
 
@@ -35,12 +37,17 @@ void
 gimp_drawable_equalize (GimpDrawable *drawable,
                         gboolean      mask_only)
 {
+  GimpImage     *image;
+  GimpChannel   *selection;
   GimpHistogram *hist;
   GeglNode      *equalize;
 
   g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
   g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
 
+  image = gimp_item_get_image (GIMP_ITEM (drawable));
+  selection = gimp_image_get_mask (image);
+
   hist = gimp_histogram_new (TRUE);
   gimp_drawable_calculate_histogram (drawable, hist);
 
@@ -49,10 +56,16 @@ gimp_drawable_equalize (GimpDrawable *drawable,
                                   "histogram", hist,
                                   NULL);
 
+  if (! mask_only)
+    gimp_selection_suspend (GIMP_SELECTION (selection));
+
   gimp_drawable_apply_operation (drawable, NULL,
                                  C_("undo-type", "Equalize"),
                                  equalize);
 
+  if (! mask_only)
+    gimp_selection_resume (GIMP_SELECTION (selection));
+
   g_object_unref (equalize);
   g_object_unref (hist);
 }