[gtk+/gtk-style-context: 48/206] GtkStyleContext: Add gtk_render_slider().

[Carlos Garnacho <carlosg src gnome org>]

commit e39129408b56ac9f4d83e984672350d961642ee9
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Mar 27 21:21:34 2010 +0100

    GtkStyleContext: Add gtk_render_slider().

 gtk/gtkstylecontext.c |   22 ++++++++++++++++++++++
 gtk/gtkstylecontext.h |    7 +++++++
 2 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index 41fb1b8..cdf6c4b 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -776,5 +776,27 @@ gtk_render_line (GtkStyleContext *context,
   engine_class->render_line (priv->theming_engine, cr, x0, y0, x1, y1);
 }
 
+void
+gtk_render_slider (GtkStyleContext *context,
+                   cairo_t         *cr,
+                   gdouble          x,
+                   gdouble          y,
+                   gdouble          width,
+                   gdouble          height,
+                   GtkOrientation   orientation)
+{
+  GtkStyleContextPrivate *priv;
+  GtkThemingEngineClass *engine_class;
+
+  g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
+  g_return_if_fail (cr != NULL);
+
+  priv = GTK_STYLE_CONTEXT_GET_PRIVATE (context);
+  engine_class = GTK_THEMING_ENGINE_GET_CLASS (priv->theming_engine);
+
+  _gtk_theming_engine_set_context (priv->theming_engine, context);
+  engine_class->render_slider (priv->theming_engine, cr, x, y, width, height, orientation);
+}
+
 #define __GTK_STYLE_CONTEXT_C__
 #include "gtkaliasdef.c"
diff --git a/gtk/gtkstylecontext.h b/gtk/gtkstylecontext.h
index 6a62dae..710f689 100644
--- a/gtk/gtkstylecontext.h
+++ b/gtk/gtkstylecontext.h
@@ -156,6 +156,13 @@ void gtk_render_line     (GtkStyleContext *context,
                           gdouble          y0,
                           gdouble          x1,
                           gdouble          y1);
+void gtk_render_slider   (GtkStyleContext *context,
+                          cairo_t         *cr,
+                          gdouble          x,
+                          gdouble          y,
+                          gdouble          width,
+                          gdouble          height,
+                          GtkOrientation   orientation);
 
 G_END_DECLS