[gimp] app: add a brush selector to the MyPaint brush options

[Michael Natterer <mitch src gnome org>]

commit 8fa6e261d0a737d5826da94795bb882c729fd441
Author: Michael Natterer <mitch gimp org>
Date:   Mon Dec 28 20:04:29 2015 +0100

    app: add a brush selector to the MyPaint brush options

 app/tools/gimpmybrushoptions-gui.c |    9 ++++
 app/widgets/gimpviewablebox.c      |   75 ++++++++++++++++++++++++++++++++++--
 app/widgets/gimpviewablebox.h      |   11 +++++
 3 files changed, 91 insertions(+), 4 deletions(-)
---
diff --git a/app/tools/gimpmybrushoptions-gui.c b/app/tools/gimpmybrushoptions-gui.c
index ac78765..109d0c4 100644
--- a/app/tools/gimpmybrushoptions-gui.c
+++ b/app/tools/gimpmybrushoptions-gui.c
@@ -33,6 +33,7 @@
 #include "paint/gimpmybrushoptions.h"
 
 #include "widgets/gimppropwidgets.h"
+#include "widgets/gimpviewablebox.h"
 
 #include "gimpmybrushoptions-gui.h"
 #include "gimppaintoptions-gui.h"
@@ -45,8 +46,16 @@ gimp_mybrush_options_gui (GimpToolOptions *tool_options)
 {
   GObject   *config = G_OBJECT (tool_options);
   GtkWidget *vbox   = gimp_paint_options_gui (tool_options);
+  GtkWidget *button;
   GtkWidget *scale;
 
+  /* the brush */
+  button = gimp_prop_mybrush_box_new (NULL, GIMP_CONTEXT (tool_options),
+                                      _("Brush"), 2,
+                                      NULL, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
   /* radius */
   scale = gimp_prop_spin_scale_new (config, "radius",
                                     _("Radius"),
diff --git a/app/widgets/gimpviewablebox.c b/app/widgets/gimpviewablebox.c
index 28da83e..6fdc7b0 100644
--- a/app/widgets/gimpviewablebox.c
+++ b/app/widgets/gimpviewablebox.c
@@ -133,6 +133,7 @@ gimp_prop_brush_box_new (GimpContainer *container,
                              view_type_prop, view_size_prop);
 }
 
+
 /*  dynamics boxes  */
 
 static GtkWidget *
@@ -198,6 +199,69 @@ gimp_prop_dynamics_box_new (GimpContainer *container,
 }
 
 
+/*  brush boxes  */
+
+static GtkWidget *
+mybrush_box_new (GimpContainer *container,
+                 GimpContext   *context,
+                 const gchar   *label,
+                 gint           spacing,
+                 GimpViewType   view_type,
+                 GimpViewSize   view_size)
+{
+  if (! container)
+    container = gimp_data_factory_get_container (context->gimp->mybrush_factory);
+
+  return gimp_viewable_box_new (container, context, label, spacing,
+                                view_type, GIMP_VIEW_SIZE_LARGE, view_size,
+                                "gimp-mypaint-brush-grid|gimp-mypaint-brush-list",
+                                GIMP_STOCK_BRUSH,
+                                _("Open the MyPaint brush selection dialog"),
+                                NULL);
+}
+
+GtkWidget *
+gimp_mybrush_box_new (GimpContainer *container,
+                      GimpContext   *context,
+                      const gchar   *label,
+                      gint           spacing)
+{
+  g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
+                        NULL);
+  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+  return mybrush_box_new (container, context, label, spacing,
+                          GIMP_VIEW_TYPE_GRID, GIMP_VIEW_SIZE_LARGE);
+}
+
+GtkWidget *
+gimp_prop_mybrush_box_new (GimpContainer *container,
+                           GimpContext   *context,
+                           const gchar   *label,
+                           gint           spacing,
+                           const gchar   *view_type_prop,
+                           const gchar   *view_size_prop)
+{
+  GimpViewType view_type = GIMP_VIEW_TYPE_GRID;
+  GimpViewSize view_size = GIMP_VIEW_SIZE_LARGE;
+
+  g_return_val_if_fail (container == NULL || GIMP_IS_CONTAINER (container),
+                        NULL);
+  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+  if (view_type_prop && view_size_prop)
+    g_object_get (context,
+                  view_type_prop, &view_type,
+                  view_size_prop, &view_size,
+                  NULL);
+
+  return view_props_connect (mybrush_box_new (container, context, label, spacing,
+                                              view_type, view_size),
+                             context,
+                             view_type_prop, view_size_prop);
+}
+
+
 /*  pattern boxes  */
 
 static GtkWidget *
@@ -614,10 +678,13 @@ view_props_connect (GtkWidget   *box,
 {
   GtkWidget *button = g_object_get_data (G_OBJECT (box), "viewable-button");
 
-  gimp_config_connect_full (G_OBJECT (context), G_OBJECT (button),
-                            view_type_prop, "popup-view-type");
-  gimp_config_connect_full (G_OBJECT (context), G_OBJECT (button),
-                            view_size_prop, "popup-view-size");
+  if (view_type_prop)
+    gimp_config_connect_full (G_OBJECT (context), G_OBJECT (button),
+                              view_type_prop, "popup-view-type");
+
+  if (view_size_prop)
+    gimp_config_connect_full (G_OBJECT (context), G_OBJECT (button),
+                              view_size_prop, "popup-view-size");
 
   return box;
 }
diff --git a/app/widgets/gimpviewablebox.h b/app/widgets/gimpviewablebox.h
index a3838fc..f434d73 100644
--- a/app/widgets/gimpviewablebox.h
+++ b/app/widgets/gimpviewablebox.h
@@ -42,6 +42,17 @@ GtkWidget * gimp_prop_dynamics_box_new (GimpContainer *container,
                                         const gchar   *view_size_prop,
                                         const gchar   *editor_id);
 
+GtkWidget * gimp_mybrush_box_new       (GimpContainer *container,
+                                        GimpContext   *context,
+                                        const gchar   *label,
+                                        gint           spacing);
+GtkWidget * gimp_prop_mybrush_box_new  (GimpContainer *container,
+                                        GimpContext   *context,
+                                        const gchar   *label,
+                                        gint           spacing,
+                                        const gchar   *view_type_prop,
+                                        const gchar   *view_size_prop);
+
 GtkWidget * gimp_pattern_box_new       (GimpContainer *container,
                                         GimpContext   *context,
                                         const gchar   *label,