[gimp] Make "item" parameter of GimpItem::is_attached() const

[Michael Natterer <mitch src gnome org>]

commit d84e48a82f6b3b67ec8ec4d34d5294cf2eea1b4a
Author: Michael Natterer <mitch gimp org>
Date:   Sat Aug 29 19:47:52 2009 +0200

    Make "item" parameter of GimpItem::is_attached() const

 app/core/gimpchannel.c    |    7 ++++---
 app/core/gimpitem.c       |    2 +-
 app/core/gimpitem.h       |    4 ++--
 app/core/gimplayer.c      |    7 ++++---
 app/core/gimplayermask.c  |    4 ++--
 app/core/gimpselection.c  |    7 ++++---
 app/vectors/gimpvectors.c |    7 ++++---
 7 files changed, 21 insertions(+), 17 deletions(-)
---
diff --git a/app/core/gimpchannel.c b/app/core/gimpchannel.c
index 1bd6432..09bdbe7 100644
--- a/app/core/gimpchannel.c
+++ b/app/core/gimpchannel.c
@@ -76,7 +76,7 @@ static gint64     gimp_channel_get_memsize   (GimpObject        *object,
 static gchar  * gimp_channel_get_description (GimpViewable      *viewable,
                                               gchar            **tooltip);
 
-static gboolean   gimp_channel_is_attached   (GimpItem          *item);
+static gboolean   gimp_channel_is_attached   (const GimpItem    *item);
 static GimpContainer *
                   gimp_channel_get_container (GimpItem          *item);
 static GimpItem * gimp_channel_duplicate     (GimpItem          *item,
@@ -376,10 +376,11 @@ gimp_channel_get_description (GimpViewable  *viewable,
 }
 
 static gboolean
-gimp_channel_is_attached (GimpItem *item)
+gimp_channel_is_attached (const GimpItem *item)
 {
   return (GIMP_IS_IMAGE (gimp_item_get_image (item)) &&
-          gimp_container_have (gimp_item_get_image (item)->channels, GIMP_OBJECT (item)));
+          gimp_container_have (gimp_item_get_image (item)->channels,
+                               GIMP_OBJECT (item)));
 }
 
 static GimpContainer *
diff --git a/app/core/gimpitem.c b/app/core/gimpitem.c
index 8cfbd92..2f20051 100644
--- a/app/core/gimpitem.c
+++ b/app/core/gimpitem.c
@@ -671,7 +671,7 @@ gimp_item_configure (GimpItem    *item,
  * Returns: %TRUE if the item is attached to an image, %FALSE otherwise.
  */
 gboolean
-gimp_item_is_attached (GimpItem *item)
+gimp_item_is_attached (const GimpItem *item)
 {
   GimpViewable *parent;
 
diff --git a/app/core/gimpitem.h b/app/core/gimpitem.h
index c1986a5..82989c0 100644
--- a/app/core/gimpitem.h
+++ b/app/core/gimpitem.h
@@ -68,7 +68,7 @@ struct _GimpItemClass
   void            (* lock_content_changed) (GimpItem             *item);
 
   /*  virtual functions  */
-  gboolean        (* is_attached)        (GimpItem               *item);
+  gboolean        (* is_attached)        (const GimpItem         *item);
   gboolean        (* is_content_locked)  (const GimpItem         *item);
   GimpContainer * (* get_container)      (GimpItem               *item);
   GimpItem      * (* duplicate)          (GimpItem               *item,
@@ -141,7 +141,7 @@ GType           gimp_item_get_type           (void) G_GNUC_CONST;
 void            gimp_item_removed            (GimpItem           *item);
 gboolean        gimp_item_is_removed         (const GimpItem     *item);
 
-gboolean        gimp_item_is_attached        (GimpItem           *item);
+gboolean        gimp_item_is_attached        (const GimpItem     *item);
 
 GimpContainer * gimp_item_get_container      (GimpItem           *item);
 GList         * gimp_item_get_container_iter (GimpItem           *item);
diff --git a/app/core/gimplayer.c b/app/core/gimplayer.c
index ebbaee9..98ca9d4 100644
--- a/app/core/gimplayer.c
+++ b/app/core/gimplayer.c
@@ -96,7 +96,7 @@ static gchar    * gimp_layer_get_description    (GimpViewable       *viewable,
                                                  gchar             **tooltip);
 
 static void       gimp_layer_removed            (GimpItem           *item);
-static gboolean   gimp_layer_is_attached        (GimpItem           *item);
+static gboolean   gimp_layer_is_attached        (const GimpItem     *item);
 static GimpContainer *
                   gimp_layer_get_container      (GimpItem           *item);
 static GimpItem * gimp_layer_duplicate          (GimpItem           *item,
@@ -539,10 +539,11 @@ gimp_layer_removed (GimpItem *item)
 }
 
 static gboolean
-gimp_layer_is_attached (GimpItem *item)
+gimp_layer_is_attached (const GimpItem *item)
 {
   return (GIMP_IS_IMAGE (gimp_item_get_image (item)) &&
-          gimp_container_have (gimp_item_get_image (item)->layers, GIMP_OBJECT (item)));
+          gimp_container_have (gimp_item_get_image (item)->layers,
+                               GIMP_OBJECT (item)));
 }
 
 static GimpContainer *
diff --git a/app/core/gimplayermask.c b/app/core/gimplayermask.c
index 608b5aa..afab9c2 100644
--- a/app/core/gimplayermask.c
+++ b/app/core/gimplayermask.c
@@ -45,7 +45,7 @@ enum
 };
 
 
-static gboolean        gimp_layer_mask_is_attached       (GimpItem       *item);
+static gboolean        gimp_layer_mask_is_attached       (const GimpItem *item);
 static gboolean        gimp_layer_mask_is_content_locked (const GimpItem *item);
 static GimpContainer * gimp_layer_mask_get_container     (GimpItem       *item);
 static GimpItem      * gimp_layer_mask_duplicate         (GimpItem       *item,
@@ -132,7 +132,7 @@ gimp_layer_mask_is_content_locked (const GimpItem *item)
 }
 
 static gboolean
-gimp_layer_mask_is_attached (GimpItem *item)
+gimp_layer_mask_is_attached (const GimpItem *item)
 {
   GimpLayerMask *mask  = GIMP_LAYER_MASK (item);
   GimpLayer     *layer = gimp_layer_mask_get_layer (mask);
diff --git a/app/core/gimpselection.c b/app/core/gimpselection.c
index 53bcb9c..4853893 100644
--- a/app/core/gimpselection.c
+++ b/app/core/gimpselection.c
@@ -45,7 +45,7 @@
 #include "gimp-intl.h"
 
 
-static gboolean   gimp_selection_is_attached   (GimpItem          *item);
+static gboolean   gimp_selection_is_attached   (const GimpItem    *item);
 static GimpContainer *
                   gimp_selection_get_container (GimpItem          *item);
 static void       gimp_selection_translate     (GimpItem          *item,
@@ -186,10 +186,11 @@ gimp_selection_init (GimpSelection *selection)
 }
 
 static gboolean
-gimp_selection_is_attached (GimpItem *item)
+gimp_selection_is_attached (const GimpItem *item)
 {
   return (GIMP_IS_IMAGE (gimp_item_get_image (item)) &&
-          gimp_image_get_mask (gimp_item_get_image (item)) == GIMP_CHANNEL (item));
+          gimp_image_get_mask (gimp_item_get_image (item)) ==
+          GIMP_CHANNEL (item));
 }
 
 static GimpContainer *
diff --git a/app/vectors/gimpvectors.c b/app/vectors/gimpvectors.c
index e90b991..2c1eb21 100644
--- a/app/vectors/gimpvectors.c
+++ b/app/vectors/gimpvectors.c
@@ -63,7 +63,7 @@ static void       gimp_vectors_finalize      (GObject           *object);
 static gint64     gimp_vectors_get_memsize   (GimpObject        *object,
                                               gint64            *gui_size);
 
-static gboolean   gimp_vectors_is_attached   (GimpItem          *item);
+static gboolean   gimp_vectors_is_attached   (const GimpItem    *item);
 static GimpContainer *
                   gimp_vectors_get_container (GimpItem          *item);
 static GimpItem * gimp_vectors_duplicate     (GimpItem          *item,
@@ -266,10 +266,11 @@ gimp_vectors_get_memsize (GimpObject *object,
 }
 
 static gboolean
-gimp_vectors_is_attached (GimpItem *item)
+gimp_vectors_is_attached (const GimpItem *item)
 {
   return (GIMP_IS_IMAGE (gimp_item_get_image (item)) &&
-          gimp_container_have (gimp_item_get_image (item)->vectors, GIMP_OBJECT (item)));
+          gimp_container_have (gimp_item_get_image (item)->vectors,
+                               GIMP_OBJECT (item)));
 }
 
 static GimpContainer *