[gtk+/wip/colorchooser-v2: 33/40] Simplify GtkColorScale private api a bit

[Cosimo Cecchi <cosimoc src gnome org>]

commit 48d8da8b52a0b97c3f93c4f95933c0cb24b6c803
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Feb 3 12:13:06 2012 -0500

    Simplify GtkColorScale private api a bit

 gtk/gtkcoloreditor.c |   18 ++++++------------
 gtk/gtkcolorscale.c  |   18 ++++++++++++------
 gtk/gtkcolorscale.h  |    5 ++---
 3 files changed, 20 insertions(+), 21 deletions(-)
---
diff --git a/gtk/gtkcoloreditor.c b/gtk/gtkcoloreditor.c
index 99e3c53..1e5146c 100644
--- a/gtk/gtkcoloreditor.c
+++ b/gtk/gtkcoloreditor.c
@@ -396,23 +396,17 @@ gtk_color_editor_init (GtkColorEditor *editor)
   g_signal_connect (editor->priv->entry, "focus-out-event",
                     G_CALLBACK (entry_focus_out), editor);
 
-  editor->priv->h_slider = slider = g_object_new (GTK_TYPE_COLOR_SCALE,
-                                                  "adjustment", editor->priv->h_adj,
-                                                  "draw-value", FALSE,
-                                                  "orientation", GTK_ORIENTATION_VERTICAL,
-                                                  NULL);
-  gtk_color_scale_set_type (GTK_COLOR_SCALE (slider), GTK_COLOR_SCALE_HUE);
+  editor->priv->h_slider = slider = gtk_color_scale_new (editor->priv->h_adj,
+                                                         GTK_COLOR_SCALE_HUE);
+  gtk_orientable_set_orientation (GTK_ORIENTABLE (slider), GTK_ORIENTATION_VERTICAL);
   if (gtk_widget_get_direction (slider) == GTK_TEXT_DIR_RTL)
     gtk_style_context_add_class (gtk_widget_get_style_context (slider), GTK_STYLE_CLASS_SCALE_HAS_MARKS_ABOVE);
   else
     gtk_style_context_add_class (gtk_widget_get_style_context (slider), GTK_STYLE_CLASS_SCALE_HAS_MARKS_BELOW);
 
-  editor->priv->a_slider = slider = g_object_new (GTK_TYPE_COLOR_SCALE,
-                                                  "adjustment", editor->priv->a_adj,
-                                                  "draw-value", FALSE,
-                                                  "orientation", GTK_ORIENTATION_HORIZONTAL,
-                                                  NULL);
-  gtk_color_scale_set_type (GTK_COLOR_SCALE (slider), GTK_COLOR_SCALE_ALPHA);
+  editor->priv->a_slider = slider = gtk_color_scale_new (editor->priv->a_adj,
+                                                         GTK_COLOR_SCALE_ALPHA);
+  gtk_orientable_set_orientation (GTK_ORIENTABLE (slider), GTK_ORIENTATION_HORIZONTAL);
   gtk_style_context_add_class (gtk_widget_get_style_context (slider), GTK_STYLE_CLASS_SCALE_HAS_MARKS_ABOVE);
 
   editor->priv->sv_plane = gtk_color_plane_new (editor->priv->h_adj,
diff --git a/gtk/gtkcolorscale.c b/gtk/gtkcolorscale.c
index 9e8401e..a5cbae5 100644
--- a/gtk/gtkcolorscale.c
+++ b/gtk/gtkcolorscale.c
@@ -309,7 +309,7 @@ gtk_color_scale_set_color (GtkColorScale *scale,
   gtk_widget_queue_draw (GTK_WIDGET (scale));
 }
 
-void
+static void
 gtk_color_scale_set_type (GtkColorScale     *scale,
                           GtkColorScaleType  type)
 {
@@ -333,10 +333,16 @@ gtk_color_scale_set_type (GtkColorScale     *scale,
 }
 
 GtkWidget *
-gtk_color_scale_new (void)
+gtk_color_scale_new (GtkAdjustment     *adjustment,
+                     GtkColorScaleType  type)
 {
-  return (GtkWidget *) g_object_new (GTK_TYPE_COLOR_SCALE,
-                                     "adjustment", gtk_adjustment_new (0, 0, 1, 0.01, 0.1, 0),
-                                     "draw-value", FALSE,
-                                     NULL);
+  GtkWidget *scale;
+
+  scale = (GtkWidget *) g_object_new (GTK_TYPE_COLOR_SCALE,
+                                      "adjustment", adjustment,
+                                      "draw-value", FALSE,
+                                      NULL);
+  gtk_color_scale_set_type (GTK_COLOR_SCALE (scale), type);
+
+  return scale;
 }
diff --git a/gtk/gtkcolorscale.h b/gtk/gtkcolorscale.h
index f5d28ba..767b010 100644
--- a/gtk/gtkcolorscale.h
+++ b/gtk/gtkcolorscale.h
@@ -68,10 +68,9 @@ G_GNUC_INTERNAL
 GType       gtk_color_scale_get_type  (void) G_GNUC_CONST;
 
 G_GNUC_INTERNAL
-GtkWidget * gtk_color_scale_new       (void);
-G_GNUC_INTERNAL
-void        gtk_color_scale_set_type  (GtkColorScale     *scale,
+GtkWidget * gtk_color_scale_new       (GtkAdjustment     *adjustment,
                                        GtkColorScaleType  type);
+
 G_GNUC_INTERNAL
 void        gtk_color_scale_set_color (GtkColorScale     *scale,
                                        const GdkRGBA     *color);