[gimp] app: add gimp_tool_widget_get_shell(), and implement get_property("item")

[Michael Natterer <mitch src gnome org>]

commit b92d98857c65226de9668fd8a69868cb80f7a90f
Author: Michael Natterer <mitch gimp org>
Date:   Sun Jun 11 18:26:37 2017 +0200

    app: add gimp_tool_widget_get_shell(), and implement get_property("item")
    
    forgot the latter in the initial version.

 app/display/gimptoolwidget.c |   12 ++++++++++++
 app/display/gimptoolwidget.h |   23 ++++++++++++-----------
 2 files changed, 24 insertions(+), 11 deletions(-)
---
diff --git a/app/display/gimptoolwidget.c b/app/display/gimptoolwidget.c
index d8ac28b..dfa262e 100644
--- a/app/display/gimptoolwidget.c
+++ b/app/display/gimptoolwidget.c
@@ -181,6 +181,10 @@ gimp_tool_widget_get_property (GObject    *object,
       g_value_set_object (value, private->shell);
       break;
 
+    case PROP_ITEM:
+      g_value_set_object (value, private->item);
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
       break;
@@ -202,6 +206,14 @@ gimp_tool_widget_properties_changed (GObject     *object,
 
 /*  public functions  */
 
+GimpDisplayShell *
+gimp_tool_widget_get_shell (GimpToolWidget *widget)
+{
+  g_return_val_if_fail (GIMP_IS_TOOL_WIDGET (widget), NULL);
+
+  return widget->private->shell;
+}
+
 GimpCanvasItem *
 gimp_tool_widget_get_item (GimpToolWidget *widget)
 {
diff --git a/app/display/gimptoolwidget.h b/app/display/gimptoolwidget.h
index 4feb2f4..cc8ad66 100644
--- a/app/display/gimptoolwidget.h
+++ b/app/display/gimptoolwidget.h
@@ -89,23 +89,24 @@ struct _GimpToolWidgetClass
 };
 
 
-GType             gimp_tool_widget_get_type         (void) G_GNUC_CONST;
+GType              gimp_tool_widget_get_type         (void) G_GNUC_CONST;
 
-GimpCanvasItem  * gimp_tool_widget_get_item         (GimpToolWidget  *widget);
+GimpDisplayShell * gimp_tool_widget_get_shell        (GimpToolWidget  *widget);
+GimpCanvasItem   * gimp_tool_widget_get_item         (GimpToolWidget  *widget);
 
 /*  for subclasses, to add and manage their items
  */
-void              gimp_tool_widget_add_item         (GimpToolWidget  *widget,
-                                                     GimpCanvasItem  *item);
-void              gimp_tool_widget_remove_item      (GimpToolWidget  *widget,
-                                                     GimpCanvasItem  *item);
+void               gimp_tool_widget_add_item         (GimpToolWidget  *widget,
+                                                      GimpCanvasItem  *item);
+void               gimp_tool_widget_remove_item      (GimpToolWidget  *widget,
+                                                      GimpCanvasItem  *item);
 
-GimpCanvasGroup * gimp_tool_widget_add_stroke_group (GimpToolWidget  *widget);
-GimpCanvasGroup * gimp_tool_widget_add_fill_group   (GimpToolWidget  *widget);
+GimpCanvasGroup  * gimp_tool_widget_add_stroke_group (GimpToolWidget  *widget);
+GimpCanvasGroup  * gimp_tool_widget_add_fill_group   (GimpToolWidget  *widget);
 
-void              gimp_tool_widget_push_group       (GimpToolWidget  *widget,
-                                                     GimpCanvasGroup *group);
-void              gimp_tool_widget_pop_group        (GimpToolWidget  *widget);
+void               gimp_tool_widget_push_group       (GimpToolWidget  *widget,
+                                                      GimpCanvasGroup *group);
+void               gimp_tool_widget_pop_group        (GimpToolWidget  *widget);
 
 /*  convenience functions to add specific items
  */