[gnome-themes-standard] adwaita: use a consistent coding style



commit d5cdea363e3cf24d68837a536d937b0863e87fa7
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon May 9 14:51:17 2011 -0400

    adwaita: use a consistent coding style
    
    It's a bit painful to change coding style on the fly, but this is not a
    huge amount of code, so it's fine.
    We now use the same coding style of GTK+.

 src/adwaita_engine.c | 2634 +++++++++++++++++++++++++-------------------------
 src/adwaita_utils.c  |   56 +-
 src/adwaita_utils.h  |    1 -
 3 files changed, 1368 insertions(+), 1323 deletions(-)
---
diff --git a/src/adwaita_engine.c b/src/adwaita_engine.c
index fc43cb6..08e6c9b 100644
--- a/src/adwaita_engine.c
+++ b/src/adwaita_engine.c
@@ -1,4 +1,3 @@
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
 /* Adwaita - a GTK+ engine
  *
  * Copyright (C) 2011 Carlos Garnacho <carlosg gnome org>
@@ -61,7 +60,7 @@ G_DEFINE_DYNAMIC_TYPE (AdwaitaEngine, adwaita_engine, GTK_TYPE_THEMING_ENGINE)
 void
 adwaita_engine_register_types (GTypeModule *module)
 {
-	adwaita_engine_register_type (module);
+  adwaita_engine_register_type (module);
 }
 
 static void
@@ -71,1242 +70,1279 @@ adwaita_engine_init (AdwaitaEngine *self)
 
 static void
 adwaita_engine_render_arrow (GtkThemingEngine *engine,
-			     cairo_t	      *cr,
-			     gdouble	       angle,
-			     gdouble	       x,
-			     gdouble	       y,
-			     gdouble	       size)
+                             cairo_t          *cr,
+                             gdouble           angle,
+                             gdouble           x,
+                             gdouble           y,
+                             gdouble           size)
 {
-	double line_width;
-	GtkStateFlags state;
-	GdkRGBA color;
+  double line_width;
+  GtkStateFlags state;
+  GdkRGBA color;
 
-	cairo_save (cr);
+  cairo_save (cr);
 
-        line_width = size / 3.0 / sqrt (2);
-        cairo_set_line_width (cr, line_width);
-        cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
-        cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
+  line_width = size / 3.0 / sqrt (2);
+  cairo_set_line_width (cr, line_width);
+  cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
+  cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
 
-        cairo_translate (cr, x + size / 2.0, y + size / 2.0);
-        cairo_rotate (cr, angle - G_PI_2);
-        cairo_translate (cr, size / 4.0, 0);
+  cairo_translate (cr, x + size / 2.0, y + size / 2.0);
+  cairo_rotate (cr, angle - G_PI_2);
+  cairo_translate (cr, size / 4.0, 0);
  
-        cairo_scale (cr,
-                     (size / (size + line_width)),
-                     (size / (size + line_width)));
+  cairo_scale (cr,
+               (size / (size + line_width)),
+               (size / (size + line_width)));
 
-        cairo_move_to (cr, -size / 2.0, -size / 2.0);
-        cairo_rel_line_to (cr, size / 2.0, size / 2.0);
-        cairo_rel_line_to (cr, - size / 2.0, size / 2.0);
+  cairo_move_to (cr, -size / 2.0, -size / 2.0);
+  cairo_rel_line_to (cr, size / 2.0, size / 2.0);
+  cairo_rel_line_to (cr, - size / 2.0, size / 2.0);
 
-        state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_color (engine, state, &color);
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_color (engine, state, &color);
 
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
-	    !(state & GTK_STATE_FLAG_INSENSITIVE) && !(state & GTK_STATE_FLAG_PRELIGHT)) {
-		GdkRGBA *arrow_color;
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
+      !(state & GTK_STATE_FLAG_INSENSITIVE) && !(state & GTK_STATE_FLAG_PRELIGHT))
+    {
+      GdkRGBA *arrow_color;
 
-		gtk_theming_engine_get (engine, state,
-					"-adwaita-menuitem-arrow-color", &arrow_color,
-					NULL);
+      gtk_theming_engine_get (engine, state,
+                              "-adwaita-menuitem-arrow-color", &arrow_color,
+                              NULL);
 
-		if (arrow_color != NULL) {
-			color = *arrow_color;
-		}
+      if (arrow_color != NULL)
+        color = *arrow_color;
 
-		gdk_rgba_free (arrow_color);
-	}
+      gdk_rgba_free (arrow_color);
+    }
 
-	gdk_cairo_set_source_rgba (cr, &color);
-	cairo_stroke (cr);
-        
-        cairo_restore (cr);
+  gdk_cairo_set_source_rgba (cr, &color);
+  cairo_stroke (cr);
+
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_focus (GtkThemingEngine *engine,
-			     cairo_t	      *cr,
-			     gdouble	       x,
-			     gdouble	       y,
-			     gdouble	       width,
-			     gdouble	       height)
+                             cairo_t          *cr,
+                             gdouble           x,
+                             gdouble           y,
+                             gdouble           width,
+                             gdouble           height)
 {
-	GdkRGBA *fill_color, *border_color = NULL;
-	cairo_pattern_t *pattern = NULL;
-	GtkStateFlags state;
-	gint line_width, focus_pad;
-	gint border_radius;
-	gboolean use_dashes;
-	double dashes[2] = { 2.0, 0.2 };
-
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get (engine, state,
-				"-adwaita-focus-border-color", &border_color,
-				"-adwaita-focus-fill-color", &fill_color,
-				"-adwaita-focus-border-radius", &border_radius,
-				"-adwaita-focus-border-gradient", &pattern,
-				"-adwaita-focus-border-dashes", &use_dashes,
-				NULL);
-
-	gtk_theming_engine_get_style (engine,
-				      "focus-line-width", &line_width,
-				      "focus-padding", &focus_pad,
-				      NULL);
-
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_NOTEBOOK) &&
-	    gtk_theming_engine_has_region (engine, GTK_STYLE_REGION_TAB, NULL)) {
-		/* as we render the tab smaller than the whole allocation, we need
-		 * to recenter and resize the focus on the tab.
-		 */
-		y += 3.0;
-		height -= 3.0;
-	}
-
-	cairo_save (cr);
-	cairo_set_line_width (cr, line_width);
-
-	if (line_width > 1) {
-		_cairo_round_rectangle_sides (cr, border_radius,
-					      x, y, width, height,
-					      SIDE_ALL, GTK_JUNCTION_NONE);
-	} else {
-		_cairo_round_rectangle_sides (cr, border_radius,
-					      x + 0.5, y + 0.5,
-					      width - 1, height - 1,
-					      SIDE_ALL, GTK_JUNCTION_NONE);
-	}
-
-	/* if we have a fill color, draw the fill */
-	if (fill_color != NULL) {
-		gdk_cairo_set_source_rgba (cr, fill_color);
-		cairo_fill_preserve (cr);
-	}
-
-	if (use_dashes) {
-		cairo_set_dash (cr, dashes, 1, 0.0);
-	}
-
-	/* if we have a gradient, draw the gradient, otherwise
-	 * draw the line if we have a color for it.
-	 */
-	if (pattern != NULL) {
-		style_pattern_set_matrix (pattern, width, height, FALSE);
-
-		cairo_set_source (cr, pattern);
-	} else if (border_color != NULL) {
-		gdk_cairo_set_source_rgba (cr, border_color);
-	}
-
-	cairo_stroke (cr);
-	cairo_restore (cr);
-
-	if (pattern != NULL) {
-		cairo_pattern_destroy (pattern);
-	}
-
-	if (border_color != NULL) {
-		gdk_rgba_free (border_color);
-	}
-
-	if (fill_color != NULL) {
-		gdk_rgba_free (fill_color);
-	}
+  GdkRGBA *fill_color, *border_color = NULL;
+  cairo_pattern_t *pattern = NULL;
+  GtkStateFlags state;
+  gint line_width, focus_pad;
+  gint border_radius;
+  gboolean use_dashes;
+  double dashes[2] = { 2.0, 0.2 };
+
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get (engine, state,
+                          "-adwaita-focus-border-color", &border_color,
+                          "-adwaita-focus-fill-color", &fill_color,
+                          "-adwaita-focus-border-radius", &border_radius,
+                          "-adwaita-focus-border-gradient", &pattern,
+                          "-adwaita-focus-border-dashes", &use_dashes,
+                          NULL);
+
+  gtk_theming_engine_get_style (engine,
+                                "focus-line-width", &line_width,
+                                "focus-padding", &focus_pad,
+                                NULL);
+
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_NOTEBOOK) &&
+      gtk_theming_engine_has_region (engine, GTK_STYLE_REGION_TAB, NULL))
+    {
+      /* as we render the tab smaller than the whole allocation, we need
+       * to recenter and resize the focus on the tab.
+       */
+      y += 3.0;
+      height -= 3.0;
+    }
+
+  cairo_save (cr);
+  cairo_set_line_width (cr, line_width);
+
+  if (line_width > 1)
+    _cairo_round_rectangle_sides (cr, border_radius,
+                                  x, y, width, height,
+                                  SIDE_ALL, GTK_JUNCTION_NONE);
+  else
+    _cairo_round_rectangle_sides (cr, border_radius,
+                                  x + 0.5, y + 0.5,
+                                  width - 1, height - 1,
+                                  SIDE_ALL, GTK_JUNCTION_NONE);
+
+  /* if we have a fill color, draw the fill */
+  if (fill_color != NULL)
+    {
+      gdk_cairo_set_source_rgba (cr, fill_color);
+      cairo_fill_preserve (cr);
+    }
+
+  if (use_dashes)
+    cairo_set_dash (cr, dashes, 1, 0.0);
+
+  /* if we have a gradient, draw the gradient, otherwise
+   * draw the line if we have a color for it.
+   */
+  if (pattern != NULL)
+    {
+      style_pattern_set_matrix (pattern, width, height, FALSE);
+      cairo_set_source (cr, pattern);
+    }
+  else if (border_color != NULL)
+    {
+      gdk_cairo_set_source_rgba (cr, border_color);
+    }
+
+  cairo_stroke (cr);
+  cairo_restore (cr);
+
+  if (pattern != NULL)
+    cairo_pattern_destroy (pattern);
+
+  if (border_color != NULL)
+    gdk_rgba_free (border_color);
+
+  if (fill_color != NULL)
+    gdk_rgba_free (fill_color);
 }
 
 static void
 render_check_menuitem (GtkThemingEngine *engine,
-		       cairo_t *cr,
-		       gdouble x,
-		       gdouble y,
-		       gdouble width,
-		       gdouble height)
+                       cairo_t *cr,
+                       gdouble x,
+                       gdouble y,
+                       gdouble width,
+                       gdouble height)
 {
-	GdkRGBA color;
-	GtkStateFlags state;
+  GdkRGBA color;
+  GtkStateFlags state;
 
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_color (engine, state, &color);
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_color (engine, state, &color);
 
-	if (!(state & GTK_STATE_FLAG_ACTIVE))
-		return;
+  if (!(state & GTK_STATE_FLAG_ACTIVE))
+    return;
 
-	cairo_save (cr);
+  cairo_save (cr);
 
-	cairo_translate (cr, x, y);
+  cairo_translate (cr, x, y);
 
-	cairo_set_line_width (cr, 2.0);
-	cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
-	cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
+  cairo_set_line_width (cr, 2.0);
+  cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
+  cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
 
-	cairo_move_to (cr, 0.5 + (width * 0.08), (height * 0.67));
-	cairo_line_to (cr, 0.5 + (width * 0.32), (height * 0.90));
-	cairo_line_to (cr, 0.5 + (width * 0.80), (height * 0.33));
+  cairo_move_to (cr, 0.5 + (width * 0.08), (height * 0.67));
+  cairo_line_to (cr, 0.5 + (width * 0.32), (height * 0.90));
+  cairo_line_to (cr, 0.5 + (width * 0.80), (height * 0.33));
 
-	gdk_cairo_set_source_rgba (cr, &color);
-	cairo_stroke (cr);
+  gdk_cairo_set_source_rgba (cr, &color);
+  cairo_stroke (cr);
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_check (GtkThemingEngine *engine,
-			     cairo_t	      *cr,
-			     gdouble	       x,
-			     gdouble	       y,
-			     gdouble	       width,
-			     gdouble	       height)
+                             cairo_t          *cr,
+                             gdouble           x,
+                             gdouble           y,
+                             gdouble           width,
+                             gdouble           height)
 {
-	gboolean res;
+  gboolean res;
 
-	if (gtk_theming_engine_has_class (engine,
-					  GTK_STYLE_CLASS_MENUITEM))
-	{
-		render_check_menuitem (engine, cr,
-				       x, y, width, height);
+  if (gtk_theming_engine_has_class (engine,
+                                    GTK_STYLE_CLASS_MENUITEM))
+    {
+      render_check_menuitem (engine, cr,
+                             x, y, width, height);
 
-		return;
-	}
+      return;
+    }
 
-	res = adwaita_render_from_assets_common (engine, cr,
-						 x, y + 2.0, width, height);
+  res = adwaita_render_from_assets_common (engine, cr,
+                                           x, y + 2.0, width, height);
 
-	if (!res) {
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_check
-			(engine, cr, x, y, width, height);
-	}
+  if (!res)
+    GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_check
+      (engine, cr, x, y, width, height);
 }
 
 static void
 render_radio_menuitem (GtkThemingEngine *engine,
-		       cairo_t *cr,
-		       gdouble x,
-		       gdouble y,
-		       gdouble width,
-		       gdouble height)
+                       cairo_t *cr,
+                       gdouble x,
+                       gdouble y,
+                       gdouble width,
+                       gdouble height)
 {
-	GdkRGBA color;
-	GtkStateFlags state;
-	double radius;
+  GdkRGBA color;
+  GtkStateFlags state;
+  double radius;
 
-	state = gtk_theming_engine_get_state (engine);
+  state = gtk_theming_engine_get_state (engine);
 
-	if (!(state & GTK_STATE_FLAG_ACTIVE))
-		return;
+  if (!(state & GTK_STATE_FLAG_ACTIVE))
+    return;
 
-	gtk_theming_engine_get_color (engine, state, &color);
+  gtk_theming_engine_get_color (engine, state, &color);
 
-	radius = MAX (height / 2.0, width / 2.0) * 0.58;
+  radius = MAX (height / 2.0, width / 2.0) * 0.58;
 
-	cairo_save (cr);
+  cairo_save (cr);
 
-	cairo_translate (cr, x + width / 2.0, y + height * 0.67);
-	cairo_arc (cr,
-		   0, 0,
-		   radius,
-		   0, 4 * G_PI);
+  cairo_translate (cr, x + width / 2.0, y + height * 0.67);
+  cairo_arc (cr,
+             0, 0,
+             radius,
+             0, 4 * G_PI);
 
-	gdk_cairo_set_source_rgba (cr, &color);
-	cairo_fill (cr);
+  gdk_cairo_set_source_rgba (cr, &color);
+  cairo_fill (cr);
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_option (GtkThemingEngine *engine,
-			      cairo_t	       *cr,
-			      gdouble		x,
-			      gdouble		y,
-			      gdouble		width,
-			      gdouble		height)
+                              cairo_t          *cr,
+                              gdouble           x,
+                              gdouble           y,
+                              gdouble           width,
+                              gdouble           height)
 {
-	gboolean res;
-
-	if (gtk_theming_engine_has_class (engine,
-					  GTK_STYLE_CLASS_MENUITEM))
-	{
-		render_radio_menuitem (engine, cr, x, y, width, height);
-		return;
-	}
-
-	res = adwaita_render_from_assets_common (engine, cr,
-						 x, y + 2.0, width, height);
-
-	if (!res) {
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_option
-			(engine, cr, x, y, width, height);
-	}
+  gboolean res;
+
+  if (gtk_theming_engine_has_class (engine,
+                                    GTK_STYLE_CLASS_MENUITEM))
+    {
+      render_radio_menuitem (engine, cr, x, y, width, height);
+      return;
+    }
+
+  res = adwaita_render_from_assets_common (engine, cr,
+                                           x, y + 2.0, width, height);
+
+  if (!res)
+    GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_option
+      (engine, cr, x, y, width, height);
 }
 
 static void
 draw_tab_arcs (cairo_t *cr,
-	       gdouble curve_width,
-	       gdouble x,
-	       gdouble y,
-	       gdouble width,
-	       gdouble height)
+               gdouble curve_width,
+               gdouble x,
+               gdouble y,
+               gdouble width,
+               gdouble height)
 {
-	cairo_arc (cr, 
-		   curve_width, 6.0,
-		   2.5,
-		   G_PI, G_PI + G_PI_2);
-
-	cairo_arc (cr,
-		   width - curve_width, 6.0,
-		   2.5,
-		   G_PI + G_PI_2, 2 * G_PI);
+  cairo_arc (cr, 
+             curve_width, 6.0,
+             2.5,
+             G_PI, G_PI + G_PI_2);
+
+  cairo_arc (cr,
+             width - curve_width, 6.0,
+             2.5,
+             G_PI + G_PI_2, 2 * G_PI);
 }
 
 static void
 draw_tab_shape_active (cairo_t *cr,
-		       gdouble curve_width,
-		       gdouble x,
-		       gdouble y,
-		       gdouble width,
-		       gdouble height)
+                       gdouble curve_width,
+                       gdouble x,
+                       gdouble y,
+                       gdouble width,
+                       gdouble height)
 {
-	cairo_move_to (cr, 0, height);
+  cairo_move_to (cr, 0, height);
 
-	draw_tab_arcs (cr, curve_width, x, y, width, height);
+  draw_tab_arcs (cr, curve_width, x, y, width, height);
 
-	cairo_line_to (cr, width, height);
+  cairo_line_to (cr, width, height);
 }
 
 static void
 render_notebook_extension (GtkThemingEngine *engine,
-			   cairo_t	  *cr,
-			   gdouble	   x,
-			   gdouble	   y,
-			   gdouble	   width,
-			   gdouble	   height,
-			   GtkPositionType   gap_side)
+                           cairo_t          *cr,
+                           gdouble           x,
+                           gdouble           y,
+                           gdouble           width,
+                           gdouble           height,
+                           GtkPositionType   gap_side)
 {
-	gint tab_curvature;
-	GdkRGBA *color, border_color, background_color;
-	GtkStateFlags state;
-	gdouble angle = 0;
-	cairo_pattern_t *pattern = NULL, *background_pattern = NULL;
-	cairo_matrix_t matrix;
-
-	gtk_theming_engine_get_style (engine,
-				      "tab-curvature", &tab_curvature,
-				      NULL);
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_background_color (engine, state, &background_color);
-	gtk_theming_engine_get_border_color (engine, state, &border_color);
-	gtk_theming_engine_get (engine, state,
-				"-adwaita-selected-tab-color", &color,
-				"-adwaita-border-gradient", &pattern,
-				"background-image", &background_pattern,
-				NULL);
-
-	cairo_save (cr);
-	cairo_set_line_width (cr, 1.0);
-
-	if (gap_side == GTK_POS_TOP) {
-		angle = G_PI;
-		cairo_translate (cr, width, height);
-	}
-
-	if (gap_side == GTK_POS_BOTTOM) {
-		cairo_translate (cr,
-				 x + 0.5,
-				 (state & GTK_STATE_FLAG_ACTIVE) ?
-				 y + 1.0 : y);
-	} else if (gap_side == GTK_POS_TOP) {
-		cairo_translate (cr,
-				 x - 0.5,
-				 (state & GTK_STATE_FLAG_ACTIVE) ?
-				 y - 1.0 : y);
-	}
-
-	cairo_rotate (cr, angle);
-
-	width -= 1.0;
-	draw_tab_shape_active (cr, tab_curvature, 0, 0, width, height);
-
-	if (background_pattern != NULL) {
-		cairo_matrix_init_scale (&matrix,
-					 1. / width,
-					 1. / height);
-		cairo_pattern_set_matrix (background_pattern, &matrix);
-		cairo_set_source (cr, background_pattern);
-	} else {
-		gdk_cairo_set_source_rgba (cr, &background_color);
-	}
-
-	cairo_fill (cr);
-
-	if (state & GTK_STATE_FLAG_ACTIVE) {
-		draw_tab_shape_active (cr, tab_curvature, 0, 0, width, 6.0);
-		gdk_cairo_set_source_rgba (cr, color);
-		cairo_fill (cr);
-	}
-
-	draw_tab_shape_active (cr, tab_curvature, 0, 0, width, height);
-
-	if (state & GTK_STATE_FLAG_ACTIVE) {
-		style_pattern_set_matrix (pattern, width, height - 6.0, FALSE);
-		cairo_set_source (cr, pattern);
-	} else {
-		gdk_cairo_set_source_rgba (cr, &border_color);
-	}
-
-	cairo_stroke (cr);
-
-	gdk_rgba_free (color);
-
-	if (pattern != NULL) {
-		cairo_pattern_destroy (pattern);
-	}
-
-	if (background_pattern != NULL) {
-		cairo_pattern_destroy (background_pattern);
-	}
-	
-	cairo_restore (cr);
+  gint tab_curvature;
+  GdkRGBA *color, border_color, background_color;
+  GtkStateFlags state;
+  gdouble angle = 0;
+  cairo_pattern_t *pattern = NULL, *background_pattern = NULL;
+  cairo_matrix_t matrix;
+
+  gtk_theming_engine_get_style (engine,
+                                "tab-curvature", &tab_curvature,
+                                NULL);
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_background_color (engine, state, &background_color);
+  gtk_theming_engine_get_border_color (engine, state, &border_color);
+  gtk_theming_engine_get (engine, state,
+                          "-adwaita-selected-tab-color", &color,
+                          "-adwaita-border-gradient", &pattern,
+                          "background-image", &background_pattern,
+                          NULL);
+
+  cairo_save (cr);
+  cairo_set_line_width (cr, 1.0);
+
+  if (gap_side == GTK_POS_TOP)
+    {
+      angle = G_PI;
+      cairo_translate (cr, width, height);
+    }
+
+  if (gap_side == GTK_POS_BOTTOM)
+    cairo_translate (cr,
+                     x + 0.5,
+                     (state & GTK_STATE_FLAG_ACTIVE) ?
+                     y + 1.0 : y);
+  else if (gap_side == GTK_POS_TOP)
+    cairo_translate (cr,
+                     x - 0.5,
+                     (state & GTK_STATE_FLAG_ACTIVE) ?
+                     y - 1.0 : y);
+
+  cairo_rotate (cr, angle);
+
+  width -= 1.0;
+  draw_tab_shape_active (cr, tab_curvature, 0, 0, width, height);
+
+  if (background_pattern != NULL)
+    {
+      cairo_matrix_init_scale (&matrix,
+                               1. / width,
+                               1. / height);
+      cairo_pattern_set_matrix (background_pattern, &matrix);
+      cairo_set_source (cr, background_pattern);
+    }
+  else
+    {
+      gdk_cairo_set_source_rgba (cr, &background_color);
+    }
+
+  cairo_fill (cr);
+
+  if (state & GTK_STATE_FLAG_ACTIVE)
+    {
+      draw_tab_shape_active (cr, tab_curvature, 0, 0, width, 6.0);
+      gdk_cairo_set_source_rgba (cr, color);
+      cairo_fill (cr);
+    }
+
+  draw_tab_shape_active (cr, tab_curvature, 0, 0, width, height);
+
+  if (state & GTK_STATE_FLAG_ACTIVE)
+    {
+      style_pattern_set_matrix (pattern, width, height - 6.0, FALSE);
+      cairo_set_source (cr, pattern);
+    }
+  else
+    {
+      gdk_cairo_set_source_rgba (cr, &border_color);
+    }
+
+  cairo_stroke (cr);
+
+  gdk_rgba_free (color);
+
+  if (pattern != NULL)
+    cairo_pattern_destroy (pattern);
+
+  if (background_pattern != NULL)
+    cairo_pattern_destroy (background_pattern);
+
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_extension (GtkThemingEngine *engine,
-				 cairo_t	  *cr,
-				 gdouble	   x,
-				 gdouble	   y,
-				 gdouble	   width,
-				 gdouble	   height,
-				 GtkPositionType   gap_side)
+                                 cairo_t          *cr,
+                                 gdouble           x,
+                                 gdouble           y,
+                                 gdouble           width,
+                                 gdouble           height,
+                                 GtkPositionType   gap_side)
 {
-	GtkStateFlags state;
-
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_NOTEBOOK) &&
-	    ((gap_side == GTK_POS_TOP) || (gap_side == GTK_POS_BOTTOM))) {
-		render_notebook_extension (engine, cr, x, y, width, height, gap_side);
-
-		return;
-	}
-
-	GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_extension (engine, cr,
-										  x, y, width, height,
-										  gap_side);
-
-	state = gtk_theming_engine_get_state (engine);
-
-	if (state & GTK_STATE_FLAG_ACTIVE)
-	{
-		GdkRGBA *fill;
-
-		gtk_theming_engine_get (engine, state,
-					"-adwaita-selected-tab-color", &fill,
-					NULL);
-
-		switch (gap_side)
-		{
-		case GTK_POS_BOTTOM:
-			cairo_rectangle (cr,
-					 x + 1, y + 1,
-					 width - 2, 3);
-			break;
-		case GTK_POS_TOP:
-			cairo_rectangle (cr,
-					 x + 1, y + height - 4,
-					 width - 2, 3);
-			break;
-		case GTK_POS_RIGHT:
-			cairo_rectangle (cr,
-					 x + 1, y + 1,
-					 3, height - 2);
-			break;
-		case GTK_POS_LEFT:
-			cairo_rectangle (cr,
-					 x + width - 4, y + 1,
-					 3, height - 2);
-			break;
-		}
-
-		gdk_cairo_set_source_rgba (cr, fill);
-		cairo_fill (cr);
-
-		gdk_rgba_free (fill);
-	}
+  GtkStateFlags state;
+
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_NOTEBOOK) &&
+      ((gap_side == GTK_POS_TOP) || (gap_side == GTK_POS_BOTTOM)))
+    {
+      render_notebook_extension (engine, cr, x, y, width, height, gap_side);
+      return;
+    }
+
+  GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_extension
+    (engine, cr,
+     x, y, width, height,
+     gap_side);
+
+  state = gtk_theming_engine_get_state (engine);
+
+  if (state & GTK_STATE_FLAG_ACTIVE)
+    {
+      GdkRGBA *fill;
+
+      gtk_theming_engine_get (engine, state,
+                              "-adwaita-selected-tab-color", &fill,
+                              NULL);
+
+      switch (gap_side)
+        {
+        case GTK_POS_BOTTOM:
+          cairo_rectangle (cr,
+                           x + 1, y + 1,
+                           width - 2, 3);
+          break;
+        case GTK_POS_TOP:
+          cairo_rectangle (cr,
+                           x + 1, y + height - 4,
+                           width - 2, 3);
+          break;
+        case GTK_POS_RIGHT:
+          cairo_rectangle (cr,
+                           x + 1, y + 1,
+                           3, height - 2);
+          break;
+        case GTK_POS_LEFT:
+          cairo_rectangle (cr,
+                           x + width - 4, y + 1,
+                           3, height - 2);
+          break;
+        }
+
+      gdk_cairo_set_source_rgba (cr, fill);
+      cairo_fill (cr);
+
+      gdk_rgba_free (fill);
+    }
 }
 
 static void
 draw_menu_bar_item_shape (cairo_t *cr,
-			  gdouble radius,
-			  gdouble x,
-			  gdouble y,
-			  gdouble w,
-			  gdouble h,
-			  gboolean for_fill)
+                          gdouble radius,
+                          gdouble x,
+                          gdouble y,
+                          gdouble w,
+                          gdouble h,
+                          gboolean for_fill)
 {
-	/* draw a round rectangle without the bottom side */
-	cairo_move_to (cr, x+radius, y);
-	cairo_arc (cr, x+w-radius, y+radius, radius, G_PI * 1.5, G_PI * 2);
-	cairo_line_to (cr, x+w, y+h);
-
-	if (for_fill) {
-		cairo_line_to (cr, x, y+h);
-	} else {
-		cairo_move_to (cr, x, y+h);
-	}
-
-	cairo_arc (cr, x+radius, y+radius, radius, G_PI, G_PI * 1.5);
+  /* draw a round rectangle without the bottom side */
+  cairo_move_to (cr, x+radius, y);
+  cairo_arc (cr, x+w-radius, y+radius, radius, G_PI * 1.5, G_PI * 2);
+  cairo_line_to (cr, x+w, y+h);
+
+  if (for_fill)
+    cairo_line_to (cr, x, y+h);
+  else
+    cairo_move_to (cr, x, y+h);
+
+  cairo_arc (cr, x+radius, y+radius, radius, G_PI, G_PI * 1.5);
 }
 
 static void
 render_menubar_active_frame (GtkThemingEngine *engine,
-			     cairo_t          *cr,
-			     gdouble           x,
-			     gdouble           y,
-			     gdouble           w,
-			     gdouble           h)
+                             cairo_t          *cr,
+                             gdouble           x,
+                             gdouble           y,
+                             gdouble           w,
+                             gdouble           h)
 {
-	GtkStateFlags state;
-	GdkRGBA color;
-	gint radius, border_width;
-	GtkBorder border;
-
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_border_color (engine, state, &color);
-	gtk_theming_engine_get_border (engine, state, &border);
-	gtk_theming_engine_get (engine, state,
-				"border-radius", &radius,
-				NULL);
-
-	border_width = MIN (MIN (border.top, border.bottom),
-			    MIN (border.left, border.right));
-
-	if (border_width > 1) {
-		x += (gdouble) border_width / 2;
-		y += (gdouble) border_width / 2;
-		w -= border_width;
-		h -= border_width;
-        } else if (border_width == 1) {
-		x += 0.5;
-		y += 0.5;
-		w -= 1;
-		h -= 1;
-        }
-
-	cairo_save (cr);
-
-	cairo_set_line_width (cr, border_width);
-	draw_menu_bar_item_shape (cr, radius, x, y, w, h, FALSE);
-
-	gdk_cairo_set_source_rgba (cr, &color);
-	cairo_stroke (cr);
-
-	cairo_restore (cr);
+  GtkStateFlags state;
+  GdkRGBA color;
+  gint radius, border_width;
+  GtkBorder border;
+
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_border_color (engine, state, &color);
+  gtk_theming_engine_get_border (engine, state, &border);
+  gtk_theming_engine_get (engine, state,
+                          "border-radius", &radius,
+                          NULL);
+
+  border_width = MIN (MIN (border.top, border.bottom),
+                      MIN (border.left, border.right));
+
+  if (border_width > 1)
+    {
+      x += (gdouble) border_width / 2;
+      y += (gdouble) border_width / 2;
+      w -= border_width;
+      h -= border_width;
+    }
+  else if (border_width == 1)
+    {
+      x += 0.5;
+      y += 0.5;
+      w -= 1;
+      h -= 1;
+    }
+
+  cairo_save (cr);
+
+  cairo_set_line_width (cr, border_width);
+  draw_menu_bar_item_shape (cr, radius, x, y, w, h, FALSE);
+
+  gdk_cairo_set_source_rgba (cr, &color);
+  cairo_stroke (cr);
+
+  cairo_restore (cr);
 }
 
 static void
 render_frame_default (GtkThemingEngine *engine,
-		      cairo_t *cr,
-		      gdouble x,
-		      gdouble y,
-		      gdouble width,
-		      gdouble height)
+                      cairo_t *cr,
+                      gdouble x,
+                      gdouble y,
+                      gdouble width,
+                      gdouble height)
 {
-	cairo_pattern_t *pattern = NULL;
-	GtkStateFlags state;
-	GtkBorder border;
-	gint border_radius;
-	GtkBorderStyle border_style;
-	GtkJunctionSides junctions;
+  cairo_pattern_t *pattern = NULL;
+  GtkStateFlags state;
+  GtkBorder border;
+  gint border_radius;
+  GtkBorderStyle border_style;
+  GtkJunctionSides junctions;
 
-	state = gtk_theming_engine_get_state (engine);
+  state = gtk_theming_engine_get_state (engine);
 
-	gtk_theming_engine_get (engine, state,
-				"-adwaita-border-gradient", &pattern,
-				"border-style", &border_style,
-				NULL);
+  gtk_theming_engine_get (engine, state,
+                          "-adwaita-border-gradient", &pattern,
+                          "border-style", &border_style,
+                          NULL);
 
-	if (pattern == NULL || border_style == GTK_BORDER_STYLE_NONE) {
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame
-			(engine, cr,
-			 x, y, width, height);
+  if (pattern == NULL || border_style == GTK_BORDER_STYLE_NONE)
+    {
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame
+        (engine, cr,
+         x, y, width, height);
 
-		return;
-	}
+      return;
+    }
 
-	cairo_save (cr);
+  cairo_save (cr);
 
-	gtk_theming_engine_get (engine, state,
-				"border-radius", &border_radius,
-				NULL);
-	gtk_theming_engine_get_border (engine, state, &border);
-	junctions = gtk_theming_engine_get_junction_sides (engine);
+  gtk_theming_engine_get (engine, state,
+                          "border-radius", &border_radius,
+                          NULL);
+  gtk_theming_engine_get_border (engine, state, &border);
+  junctions = gtk_theming_engine_get_junction_sides (engine);
 
-	style_pattern_set_matrix (pattern, width, height, TRUE);
+  style_pattern_set_matrix (pattern, width, height, TRUE);
 
-	_cairo_uneven_frame (cr, border_radius,
-			     x, y, width, height,
-			     &border, junctions);
-	cairo_set_source (cr, pattern);
+  _cairo_uneven_frame (cr, border_radius,
+                       x, y, width, height,
+                       &border, junctions);
+  cairo_set_source (cr, pattern);
 
-	cairo_fill (cr);
+  cairo_fill (cr);
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 
-	cairo_pattern_destroy (pattern);
+  cairo_pattern_destroy (pattern);
 }
 
 static void
 adwaita_engine_render_frame (GtkThemingEngine *engine,
-			     cairo_t          *cr,
-			     gdouble           x,
-			     gdouble           y,
-			     gdouble           width,
-			     gdouble           height)
+                             cairo_t          *cr,
+                             gdouble           x,
+                             gdouble           y,
+                             gdouble           width,
+                             gdouble           height)
 {
-	const GtkWidgetPath *path;
-	GtkRegionFlags flags = 0;
-	gint len;
-	GtkStateFlags state;	
-
-	state = gtk_theming_engine_get_state (engine);
-
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
-	    gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUBAR)) {
-		render_menubar_active_frame (engine, cr, x, y, width, height);
-
-		return;
-	}
-	
-	path = gtk_theming_engine_get_path (engine);
-	len = gtk_widget_path_length (path);
-
-	cairo_save (cr);
-
-	if (gtk_widget_path_iter_has_region (path, len - 2,
-					     GTK_STYLE_REGION_COLUMN_HEADER,
-					     &flags))
-	{
-		GdkRGBA color;
-
-		if ((flags & GTK_REGION_LAST) != 0)
-                        goto out;
-
-		/* Column header */
-		if (gtk_theming_engine_get_direction (engine) == GTK_TEXT_DIR_RTL)
-		{
-			cairo_move_to (cr, x + 0.5, y + 2);
-			cairo_line_to (cr, x + 0.5, y + height - 4);
-		}
-		else
-		{
-			cairo_move_to (cr, x + width - 0.5, y + 2);
-			cairo_line_to (cr, x + width - 0.5, y + height - 4);
-		}
-
-		gtk_theming_engine_get_border_color (engine, state, &color);
-
-		cairo_set_line_width (cr, 1);
-		gdk_cairo_set_source_rgba (cr, &color);
-		cairo_stroke (cr);
-	}
-	else
-	{
-		adwaita_trim_allocation_for_scale (engine,
-						   &x, &y,
-						   &width, &height);
-		render_frame_default (engine, cr, x, y, width, height);
-	}
+  const GtkWidgetPath *path;
+  GtkRegionFlags flags = 0;
+  gint len;
+  GtkStateFlags state;        
+
+  state = gtk_theming_engine_get_state (engine);
+
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
+      gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUBAR))
+    {
+      render_menubar_active_frame (engine, cr, x, y, width, height);
+      return;
+    }
+        
+  path = gtk_theming_engine_get_path (engine);
+  len = gtk_widget_path_length (path);
+
+  cairo_save (cr);
+
+  if (gtk_widget_path_iter_has_region (path, len - 2,
+                                       GTK_STYLE_REGION_COLUMN_HEADER,
+                                       &flags))
+    {
+      GdkRGBA color;
+
+      if ((flags & GTK_REGION_LAST) != 0)
+        goto out;
+
+      /* Column header */
+      if (gtk_theming_engine_get_direction (engine) == GTK_TEXT_DIR_RTL)
+        {
+          cairo_move_to (cr, x + 0.5, y + 2);
+          cairo_line_to (cr, x + 0.5, y + height - 4);
+        }
+      else
+        {
+          cairo_move_to (cr, x + width - 0.5, y + 2);
+          cairo_line_to (cr, x + width - 0.5, y + height - 4);
+        }
+
+      gtk_theming_engine_get_border_color (engine, state, &color);
+
+      cairo_set_line_width (cr, 1);
+      gdk_cairo_set_source_rgba (cr, &color);
+      cairo_stroke (cr);
+    }
+  else
+    {
+      adwaita_trim_allocation_for_scale (engine,
+                                         &x, &y,
+                                         &width, &height);
+      render_frame_default (engine, cr, x, y, width, height);
+    }
 
 out:
-	cairo_restore (cr);
+  cairo_restore (cr);
 }
 
 static void
 render_menubar_active_background (GtkThemingEngine *engine,
-				  cairo_t          *cr,
-				  gdouble           x,
-				  gdouble           y,
-				  gdouble           w,
-				  gdouble           h)
+                                  cairo_t          *cr,
+                                  gdouble           x,
+                                  gdouble           y,
+                                  gdouble           w,
+                                  gdouble           h)
 {
-	GtkStateFlags state;
-	GdkRGBA color;
-	gint radius;
-	GtkBorder border;
+  GtkStateFlags state;
+  GdkRGBA color;
+  gint radius;
+  GtkBorder border;
 
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_border_color (engine, state, &color);
-	gtk_theming_engine_get_border (engine, state, &border);
-	gtk_theming_engine_get (engine, state,
-				"border-radius", &radius,
-				NULL);
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_border_color (engine, state, &color);
+  gtk_theming_engine_get_border (engine, state, &border);
+  gtk_theming_engine_get (engine, state,
+                          "border-radius", &radius,
+                          NULL);
 
-	gtk_theming_engine_get_background_color (engine, state, &color);
+  gtk_theming_engine_get_background_color (engine, state, &color);
 
-	/* omit all the border but the bottom line */
-	x += border.left;
-	y += border.top;
-	w -= border.left + border.right;
-	h -= border.top;
+  /* omit all the border but the bottom line */
+  x += border.left;
+  y += border.top;
+  w -= border.left + border.right;
+  h -= border.top;
 
-	cairo_save (cr);
-	cairo_translate (cr, x, y);
+  cairo_save (cr);
+  cairo_translate (cr, x, y);
 
-	draw_menu_bar_item_shape (cr, radius, 0, 0, w, h, TRUE);
+  draw_menu_bar_item_shape (cr, radius, 0, 0, w, h, TRUE);
 
-	gdk_cairo_set_source_rgba (cr, &color);
-	cairo_fill (cr);
+  gdk_cairo_set_source_rgba (cr, &color);
+  cairo_fill (cr);
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 }
 
 static void
 render_inset_lines (GtkThemingEngine *engine,
-		    cairo_t *cr,
-		    gdouble x,
-		    gdouble y,
-		    gdouble width,
-		    gdouble height)
+                    cairo_t *cr,
+                    gdouble x,
+                    gdouble y,
+                    gdouble width,
+                    gdouble height)
 {
-	GtkStateFlags state;
-	GtkBorder border;
-	GdkRGBA *inset_left, *inset_right, *inset_top, *inset_bottom;
-
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_border (engine, state, &border);
-
-	gtk_theming_engine_get (engine, state,
-				"-adwaita-inset-left", &inset_left,
-				"-adwaita-inset-right", &inset_right,
-				"-adwaita-inset-top", &inset_top,
-				"-adwaita-inset-bottom", &inset_bottom,
-				NULL);
-
-	cairo_save (cr);
-	cairo_set_line_width (cr, 1.0);
-
-	if (inset_left != NULL) {
-		cairo_move_to (cr,
-			       x + border.left + 0.5,
-			       y + border.top + 1.0);
-		cairo_line_to (cr,
-			       x + border.left + 1,
-			       y + height - border.bottom - 1.0);
-
-		gdk_cairo_set_source_rgba (cr, inset_left);
-		cairo_stroke (cr);
-
-		gdk_rgba_free (inset_left);
-	}
-
-	if (inset_right != NULL) {
-		cairo_move_to (cr,
-			       x + width - border.right - 0.5,
-			       y + border.top + 1.0);
-		cairo_line_to (cr,
-			       x + width - border.right - 0.5,
-			       y + height - border.bottom - 1.0);
-
-		gdk_cairo_set_source_rgba (cr, inset_right);
-		cairo_stroke (cr);
-
-		gdk_rgba_free (inset_right);
-	}
-
-	if (inset_top != NULL) {
-		cairo_move_to (cr,
-			       x + border.left + 1.0,
-			       y + border.top + 0.5);
-		cairo_line_to (cr,
-			       x + width - border.right - 1.0,
-			       y + border.top + 0.5);
-
-		gdk_cairo_set_source_rgba (cr, inset_top);
-		cairo_stroke (cr);
-
-		gdk_rgba_free (inset_top);
-	}
-
-	if (inset_bottom != NULL) {
-		cairo_move_to (cr,
-			       x + border.left + 1.0,
-			       y + height - border.bottom - 0.5);
-		cairo_line_to (cr,
-			       x + width - border.right - 1.0,
-			       y + height - border.bottom - 0.5);
-
-		gdk_cairo_set_source_rgba (cr, inset_bottom);
-		cairo_stroke (cr);
-
-		gdk_rgba_free (inset_bottom);
-	}
-
-	cairo_restore (cr);
+  GtkStateFlags state;
+  GtkBorder border;
+  GdkRGBA *inset_left, *inset_right, *inset_top, *inset_bottom;
+
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_border (engine, state, &border);
+
+  gtk_theming_engine_get (engine, state,
+                          "-adwaita-inset-left", &inset_left,
+                          "-adwaita-inset-right", &inset_right,
+                          "-adwaita-inset-top", &inset_top,
+                          "-adwaita-inset-bottom", &inset_bottom,
+                          NULL);
+
+  cairo_save (cr);
+  cairo_set_line_width (cr, 1.0);
+
+  if (inset_left != NULL)
+    {
+      cairo_move_to (cr,
+                     x + border.left + 0.5,
+                     y + border.top + 1.0);
+      cairo_line_to (cr,
+                     x + border.left + 1,
+                     y + height - border.bottom - 1.0);
+
+      gdk_cairo_set_source_rgba (cr, inset_left);
+      cairo_stroke (cr);
+
+      gdk_rgba_free (inset_left);
+    }
+
+  if (inset_right != NULL)
+    {
+      cairo_move_to (cr,
+                     x + width - border.right - 0.5,
+                     y + border.top + 1.0);
+      cairo_line_to (cr,
+                     x + width - border.right - 0.5,
+                     y + height - border.bottom - 1.0);
+
+      gdk_cairo_set_source_rgba (cr, inset_right);
+      cairo_stroke (cr);
+
+      gdk_rgba_free (inset_right);
+    }
+
+  if (inset_top != NULL)
+    {
+      cairo_move_to (cr,
+                     x + border.left + 1.0,
+                     y + border.top + 0.5);
+      cairo_line_to (cr,
+                     x + width - border.right - 1.0,
+                     y + border.top + 0.5);
+
+      gdk_cairo_set_source_rgba (cr, inset_top);
+      cairo_stroke (cr);
+
+      gdk_rgba_free (inset_top);
+    }
+
+  if (inset_bottom != NULL)
+    {
+      cairo_move_to (cr,
+                     x + border.left + 1.0,
+                     y + height - border.bottom - 0.5);
+      cairo_line_to (cr,
+                     x + width - border.right - 1.0,
+                     y + height - border.bottom - 0.5);
+
+      gdk_cairo_set_source_rgba (cr, inset_bottom);
+      cairo_stroke (cr);
+
+      gdk_rgba_free (inset_bottom);
+    }
+
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_background (GtkThemingEngine *engine,
-				  cairo_t          *cr,
-				  gdouble           x,
-				  gdouble           y,
-				  gdouble           width,
-				  gdouble           height)
+                                  cairo_t          *cr,
+                                  gdouble           x,
+                                  gdouble           y,
+                                  gdouble           width,
+                                  gdouble           height)
 {
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
-	    gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUBAR)) {
-		render_menubar_active_background (engine, cr, x, y, width, height);
-
-		return;
-	}
-
-	adwaita_trim_allocation_for_scale (engine,
-					   &x, &y,
-					   &width, &height);
-
-	GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background (engine, cr, x, y,
-										   width, height);
-
-	render_inset_lines (engine, cr, x, y, width, height);
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM) &&
+      gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUBAR))
+    {
+      render_menubar_active_background (engine, cr, x, y, width, height);
+      return;
+    }
+
+  adwaita_trim_allocation_for_scale (engine,
+                                     &x, &y,
+                                     &width, &height);
+
+  GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background
+    (engine, cr, x, y,
+     width, height);
+
+  render_inset_lines (engine, cr, x, y, width, height);
 }
 
 static void
 adwaita_engine_render_expander (GtkThemingEngine *engine,
-				cairo_t          *cr,
-				gdouble           x,
-				gdouble           y,
-				gdouble           width,
-				gdouble           height)
+                                cairo_t          *cr,
+                                gdouble           x,
+                                gdouble           y,
+                                gdouble           width,
+                                gdouble           height)
 {
-	GdkRGBA fg;
-	GtkStateFlags state;
-	gdouble side, offset;
-	gint line_width;
-	GtkBorder border;
-
-	side = floor (MIN (width, height));
-
-	/* make sure the side length is always odd */
-	if (((gint) side % 2) == 0) {
-		side -= 1.0;
-	}
-
-	x += width / 2 - side / 2;
-	y += height / 2 - side / 2;
-
-	GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background
-		(engine, cr, x, y, side, side);
-	GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame
-		(engine, cr, x, y, side, side);
-
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get_color (engine, state, &fg);
-	gtk_theming_engine_get_border (engine, state, &border);
-
-	line_width = 1;
-	offset = (1 + line_width / 2.0);
-
-	cairo_save (cr);
-
-	cairo_set_line_width (cr, line_width);
-	cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
-	gdk_cairo_set_source_rgba (cr, &fg);
-
-	cairo_move_to (cr,
-		       x + border.left + offset,
-		       y + side / 2);
-	cairo_line_to (cr,
-		       x + side - (border.right + offset),
-		       y + side / 2);
-
-	if ((state & GTK_STATE_FLAG_ACTIVE) == 0)
-	{
-		cairo_move_to (cr,
-			       x + side / 2,
-			       y + border.top + offset);
-		cairo_line_to (cr,
-			       x + side / 2,
-			       y + side - (border.bottom + offset));
-	}
-
-	cairo_stroke (cr);
-
-	cairo_restore (cr);
+  GdkRGBA fg;
+  GtkStateFlags state;
+  gdouble side, offset;
+  gint line_width;
+  GtkBorder border;
+
+  side = floor (MIN (width, height));
+
+  /* make sure the side length is always odd */
+  if (((gint) side % 2) == 0)
+    side -= 1.0;
+
+  x += width / 2 - side / 2;
+  y += height / 2 - side / 2;
+
+  GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background
+    (engine, cr, x, y, side, side);
+  GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame
+    (engine, cr, x, y, side, side);
+
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get_color (engine, state, &fg);
+  gtk_theming_engine_get_border (engine, state, &border);
+
+  line_width = 1;
+  offset = (1 + line_width / 2.0);
+
+  cairo_save (cr);
+
+  cairo_set_line_width (cr, line_width);
+  cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
+  gdk_cairo_set_source_rgba (cr, &fg);
+
+  cairo_move_to (cr,
+                 x + border.left + offset,
+                 y + side / 2);
+  cairo_line_to (cr,
+                 x + side - (border.right + offset),
+                 y + side / 2);
+
+  if ((state & GTK_STATE_FLAG_ACTIVE) == 0)
+    {
+      cairo_move_to (cr,
+                     x + side / 2,
+                     y + border.top + offset);
+      cairo_line_to (cr,
+                     x + side / 2,
+                     y + side - (border.bottom + offset));
+    }
+
+  cairo_stroke (cr);
+
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_activity (GtkThemingEngine *engine,
-				cairo_t          *cr,
-				gdouble           x,
-				gdouble           y,
-				gdouble           width,
-				gdouble           height)
+                                cairo_t          *cr,
+                                gdouble           x,
+                                gdouble           y,
+                                gdouble           width,
+                                gdouble           height)
 {
-	GtkStateFlags state;
+  GtkStateFlags state;
 
-	cairo_save (cr);
-	state = gtk_theming_engine_get_state (engine);
+  cairo_save (cr);
+  state = gtk_theming_engine_get_state (engine);
 
-	adwaita_trim_allocation_for_scale (engine,
-					   &x, &y,
-					   &width, &height);
+  adwaita_trim_allocation_for_scale (engine,
+                                     &x, &y,
+                                     &width, &height);
 
-	GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_activity (engine, cr,
-										 x, y, width, height);
+  GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_activity
+    (engine, cr,
+     x, y, width, height);
 
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_PROGRESSBAR))
-	{
-		cairo_pattern_t *pattern = NULL;
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_PROGRESSBAR))
+    {
+      cairo_pattern_t *pattern = NULL;
 
-		gtk_theming_engine_get (engine, state,
-					"-adwaita-progressbar-pattern", &pattern,
-					NULL);
+      gtk_theming_engine_get (engine, state,
+                              "-adwaita-progressbar-pattern", &pattern,
+                              NULL);
 
-		if (pattern != NULL) {
-			style_pattern_set_matrix (pattern, 20, 20, TRUE);
-			cairo_rectangle (cr, x, y, width, height);
-			cairo_set_source (cr, pattern);
-			cairo_fill (cr);
+      if (pattern != NULL)
+        {
+          style_pattern_set_matrix (pattern, 20, 20, TRUE);
+          cairo_rectangle (cr, x, y, width, height);
+          cairo_set_source (cr, pattern);
+          cairo_fill (cr);
 
-			cairo_pattern_destroy (pattern);
-		}
-	}
+          cairo_pattern_destroy (pattern);
+        }
+    }
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 
-	render_inset_lines (engine, cr, x, y, width, height);
+  render_inset_lines (engine, cr, x, y, width, height);
 }
 
 static void
 draw_round_slider (cairo_t *cr,
-		   gdouble  width,
-		   gdouble  height)
+                   gdouble  width,
+                   gdouble  height)
 {
-	cairo_arc (cr, (width) / 2.0, (height) / 2.0,
-		   MIN (height / 2.0, width / 2.0) - 0.5,
-		   0, 2 * G_PI);
-	cairo_close_path (cr);	
+  cairo_arc (cr, (width) / 2.0, (height) / 2.0,
+             MIN (height / 2.0, width / 2.0) - 0.5,
+             0, 2 * G_PI);
+  cairo_close_path (cr);        
 }
 
 static void
 draw_mark_slider (cairo_t *cr,
-		  gdouble  width,
-		  gdouble  height,
-		  gboolean marks_below,
-		  GtkOrientation orientation)
+                  gdouble  width,
+                  gdouble  height,
+                  gboolean marks_below,
+                  GtkOrientation orientation)
 {
-	cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
-
-	if (marks_below) {
-		if (orientation == GTK_ORIENTATION_HORIZONTAL) {
-			cairo_move_to (cr, 0, height / 2.0 + 3.0);
-			cairo_arc (cr, 2.5, 3.5,
-				   2.0,
-				   G_PI, G_PI + G_PI_2);
-			
-			cairo_arc (cr, width - 2.5, 3.5,
-				   2.0,
-				   G_PI + G_PI_2, 2 * G_PI);
-
-			cairo_line_to (cr, width, height / 2.0 + 3.0);
-			cairo_line_to (cr, width / 2.0, height);
-			cairo_line_to (cr, 0, height / 2.0 + 3.0);
-
-			cairo_close_path (cr);
-		} else {
-			cairo_move_to (cr, width / 2.0, 0);
-			cairo_arc (cr, width - 2.5, 2.5,
-				   2.0,
-				   G_PI + G_PI_2, 2 * G_PI);
-
-			cairo_arc (cr, width - 2.5, height - 2.5,
-				   2.0,
-				   0, G_PI_2);
-
-			cairo_line_to (cr, width / 2.0, height);
-			cairo_line_to (cr, 0, height / 2.0);
-			cairo_line_to (cr, width / 2.0, 0);
-
-			cairo_close_path (cr);
-		}
-	} else {
-		if (orientation == GTK_ORIENTATION_HORIZONTAL) {
-			cairo_move_to (cr, width, height / 2.0 - 3.0);
-			cairo_arc (cr, width - 2.5, height - 3.5,
-				   2.0,
-				   0, G_PI_2);
-
-			cairo_arc (cr, 2.5, height - 3.5,
-				   2.0,
-				   G_PI_2, G_PI);
-
-			cairo_line_to (cr, 0, height / 2.0 - 3.0);
-			cairo_line_to (cr, width / 2.0, 0);
-			cairo_line_to (cr, width, height / 2.0 - 3.0);
-
-			cairo_close_path (cr);
-		} else {
-			cairo_move_to (cr, width / 2.0, height);
-			cairo_arc (cr, 2.5, height - 2.5,
-				   2.0,
-				   G_PI_2, G_PI);
-
-			cairo_arc (cr, 2.5, 2.5,
-				   2.0,
-				   G_PI, G_PI + G_PI_2);
-
-			cairo_line_to (cr, width / 2.0, 0);
-			cairo_line_to (cr, width, height / 2.0);
-			cairo_line_to (cr, width / 2.0, height);
-
-			cairo_close_path (cr);
-		}
-	}
+  cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
+
+  if (marks_below)
+    {
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+        {
+          cairo_move_to (cr, 0, height / 2.0 + 3.0);
+          cairo_arc (cr, 2.5, 3.5,
+                     2.0,
+                     G_PI, G_PI + G_PI_2);
+                        
+          cairo_arc (cr, width - 2.5, 3.5,
+                     2.0,
+                     G_PI + G_PI_2, 2 * G_PI);
+
+          cairo_line_to (cr, width, height / 2.0 + 3.0);
+          cairo_line_to (cr, width / 2.0, height);
+          cairo_line_to (cr, 0, height / 2.0 + 3.0);
+
+          cairo_close_path (cr);
+        }
+      else
+        {
+          cairo_move_to (cr, width / 2.0, 0);
+          cairo_arc (cr, width - 2.5, 2.5,
+                     2.0,
+                     G_PI + G_PI_2, 2 * G_PI);
+
+          cairo_arc (cr, width - 2.5, height - 2.5,
+                     2.0,
+                     0, G_PI_2);
+
+          cairo_line_to (cr, width / 2.0, height);
+          cairo_line_to (cr, 0, height / 2.0);
+          cairo_line_to (cr, width / 2.0, 0);
+
+          cairo_close_path (cr);
+        }
+    }
+  else
+    {
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+        {
+          cairo_move_to (cr, width, height / 2.0 - 3.0);
+          cairo_arc (cr, width - 2.5, height - 3.5,
+                     2.0,
+                     0, G_PI_2);
+
+          cairo_arc (cr, 2.5, height - 3.5,
+                     2.0,
+                     G_PI_2, G_PI);
+
+          cairo_line_to (cr, 0, height / 2.0 - 3.0);
+          cairo_line_to (cr, width / 2.0, 0);
+          cairo_line_to (cr, width, height / 2.0 - 3.0);
+
+          cairo_close_path (cr);
+        }
+      else
+        {
+          cairo_move_to (cr, width / 2.0, height);
+          cairo_arc (cr, 2.5, height - 2.5,
+                     2.0,
+                     G_PI_2, G_PI);
+
+          cairo_arc (cr, 2.5, 2.5,
+                     2.0,
+                     G_PI, G_PI + G_PI_2);
+
+          cairo_line_to (cr, width / 2.0, 0);
+          cairo_line_to (cr, width, height / 2.0);
+          cairo_line_to (cr, width / 2.0, height);
+
+          cairo_close_path (cr);
+        }
+    }
 }
 
 static void
 render_switch_lines (GtkThemingEngine *engine,
-		     cairo_t *cr,
-		     gdouble x,
-		     gdouble y,
-		     gdouble width,
-		     gdouble height,
-		     GtkOrientation orientation)
+                     cairo_t *cr,
+                     gdouble x,
+                     gdouble y,
+                     gdouble width,
+                     gdouble height,
+                     GtkOrientation orientation)
 {
-	GtkStateFlags state;
-	GdkRGBA *lines_color;
+  GtkStateFlags state;
+  GdkRGBA *lines_color;
 
-	state = gtk_theming_engine_get_state (engine);
+  state = gtk_theming_engine_get_state (engine);
 
-	if (state & GTK_STATE_FLAG_INSENSITIVE) {
-		return;
-	}
+  if (state & GTK_STATE_FLAG_INSENSITIVE)
+    return;
 
-	gtk_theming_engine_get (engine, state,
-				"-adwaita-switch-grip-color", &lines_color,
-				NULL);
+  gtk_theming_engine_get (engine, state,
+                          "-adwaita-switch-grip-color", &lines_color,
+                          NULL);
 
-	cairo_save (cr);
+  cairo_save (cr);
 
-	cairo_translate (cr,
-			 x + width / 2.0 - 4.0,
-			 y + height / 2.0 - 3.0);
+  cairo_translate (cr,
+                   x + width / 2.0 - 4.0,
+                   y + height / 2.0 - 3.0);
 
-	cairo_move_to (cr, 0.0, 0.0);
-	cairo_set_line_width (cr, 2.0);
-	cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
+  cairo_move_to (cr, 0.0, 0.0);
+  cairo_set_line_width (cr, 2.0);
+  cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
 
-	cairo_line_to (cr, 0.0, 6.0);
-	cairo_move_to (cr, 4.0, 0.0);
-	cairo_line_to (cr, 4.0, 6.0);
-	cairo_move_to (cr, 8.0, 0.0);
-	cairo_line_to (cr, 8.0, 6.0);
+  cairo_line_to (cr, 0.0, 6.0);
+  cairo_move_to (cr, 4.0, 0.0);
+  cairo_line_to (cr, 4.0, 6.0);
+  cairo_move_to (cr, 8.0, 0.0);
+  cairo_line_to (cr, 8.0, 6.0);
 
-	gdk_cairo_set_source_rgba (cr, lines_color);
-	cairo_stroke (cr);
+  gdk_cairo_set_source_rgba (cr, lines_color);
+  cairo_stroke (cr);
 
-	cairo_restore (cr);
+  cairo_restore (cr);
 
-	gdk_rgba_free (lines_color);
+  gdk_rgba_free (lines_color);
 }
 
 static void
 adwaita_engine_render_slider (GtkThemingEngine *engine,
-			      cairo_t          *cr,
-			      gdouble           x,
-			      gdouble           y,
-			      gdouble           width,
-			      gdouble           height,
-			      GtkOrientation    orientation)
+                              cairo_t          *cr,
+                              gdouble           x,
+                              gdouble           y,
+                              gdouble           width,
+                              gdouble           height,
+                              GtkOrientation    orientation)
 {
-	const GtkWidgetPath *path;
-
-	path = gtk_theming_engine_get_path (engine);
-	cairo_save (cr);
-
-	if (gtk_widget_path_is_type (path, GTK_TYPE_SCALE))
-	{
-		cairo_pattern_t *pattern, *border_pattern;
-		GtkStateFlags state;
-		GdkRGBA color;
-		gboolean marks_above = FALSE, marks_below = FALSE;
-
-		if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SCALE_HAS_MARKS_ABOVE)) {
-			marks_above = TRUE;
-		} else if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SCALE_HAS_MARKS_BELOW)) {
-			marks_below = TRUE;
-		}
-
-		cairo_translate (cr, x, y);
-
-		if ((marks_above && marks_below) || (!marks_above && !marks_below)) {
-			draw_round_slider (cr, width, height);
-		} else {
-			draw_mark_slider (cr, width, height, marks_below, orientation);
-		}
-
-		state = gtk_theming_engine_get_state (engine);
-		cairo_set_line_width (cr, 1.0);
-
-		gtk_theming_engine_get (engine, state,
-					"background-image", &pattern,
-					NULL);
-
-		if (pattern != NULL) {
-			style_pattern_set_matrix (pattern, width, height, FALSE);
-			cairo_set_source (cr, pattern);
-		} else {
-			gtk_theming_engine_get_background_color (engine, state, &color);
-			gdk_cairo_set_source_rgba (cr, &color);
-		}
-
-		cairo_fill_preserve (cr);
-
-		gtk_theming_engine_get (engine, state,
-					"-adwaita-border-gradient", &border_pattern,
-					NULL);
-
-		if (border_pattern != NULL) {
-			style_pattern_set_matrix (border_pattern, width, height, FALSE);
-			cairo_set_source (cr, border_pattern);
-		} else {
-			gtk_theming_engine_get_border_color (engine, state, &color);
-			gdk_cairo_set_source_rgba (cr, &color);
-		}
-
-		cairo_stroke (cr);
-
-		if (pattern != NULL) {
-			cairo_pattern_destroy (pattern);
-		}
-
-		if (border_pattern != NULL) {
-			cairo_pattern_destroy (border_pattern);
-		}
-	}
-	else
-	{
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_slider (engine, cr,
-										       x, y, width, height,
-										       orientation);
-
-		render_inset_lines (engine, cr, x, y, width, height);
-
-		if (gtk_widget_path_is_type (path, GTK_TYPE_SWITCH)) {
-			render_switch_lines (engine, cr, x, y, width, height, orientation);
-		}
-	}
-
-	cairo_restore (cr);
+  const GtkWidgetPath *path;
+
+  path = gtk_theming_engine_get_path (engine);
+  cairo_save (cr);
+
+  if (gtk_widget_path_is_type (path, GTK_TYPE_SCALE))
+    {
+      cairo_pattern_t *pattern, *border_pattern;
+      GtkStateFlags state;
+      GdkRGBA color;
+      gboolean marks_above = FALSE, marks_below = FALSE;
+
+      if (gtk_theming_engine_has_class
+          (engine, GTK_STYLE_CLASS_SCALE_HAS_MARKS_ABOVE))
+        marks_above = TRUE;
+      else if (gtk_theming_engine_has_class
+               (engine, GTK_STYLE_CLASS_SCALE_HAS_MARKS_BELOW))
+        marks_below = TRUE;
+
+      cairo_translate (cr, x, y);
+
+      if ((marks_above && marks_below) ||
+          (!marks_above && !marks_below))
+        draw_round_slider (cr, width, height);
+      else
+        draw_mark_slider (cr, width, height, marks_below, orientation);
+
+      state = gtk_theming_engine_get_state (engine);
+      cairo_set_line_width (cr, 1.0);
+
+      gtk_theming_engine_get (engine, state,
+                              "background-image", &pattern,
+                              NULL);
+
+      if (pattern != NULL)
+        {
+          style_pattern_set_matrix (pattern, width, height, FALSE);
+          cairo_set_source (cr, pattern);
+        }
+      else
+        {
+          gtk_theming_engine_get_background_color (engine, state, &color);
+          gdk_cairo_set_source_rgba (cr, &color);
+        }
+
+      cairo_fill_preserve (cr);
+
+      gtk_theming_engine_get (engine, state,
+                              "-adwaita-border-gradient", &border_pattern,
+                              NULL);
+
+      if (border_pattern != NULL)
+        {
+          style_pattern_set_matrix (border_pattern, width, height, FALSE);
+          cairo_set_source (cr, border_pattern);
+        }
+      else
+        {
+          gtk_theming_engine_get_border_color (engine, state, &color);
+          gdk_cairo_set_source_rgba (cr, &color);
+        }
+
+      cairo_stroke (cr);
+
+      if (pattern != NULL)
+        cairo_pattern_destroy (pattern);
+
+      if (border_pattern != NULL)
+        cairo_pattern_destroy (border_pattern);
+    }
+  else
+    {
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_slider
+        (engine, cr,
+         x, y, width, height,
+         orientation);
+
+      render_inset_lines (engine, cr, x, y, width, height);
+
+      if (gtk_widget_path_is_type (path, GTK_TYPE_SWITCH))
+        render_switch_lines (engine, cr, x, y, width, height, orientation);
+    }
+
+  cairo_restore (cr);
 }
 
 static void
 adwaita_engine_render_handle (GtkThemingEngine *engine,
-			      cairo_t          *cr,
-			      gdouble           x,
-			      gdouble           y,
-			      gdouble           width,
-			      gdouble           height)
+                              cairo_t          *cr,
+                              gdouble           x,
+                              gdouble           y,
+                              gdouble           width,
+                              gdouble           height)
 {
-	if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_GRIP))
-	{
-		GdkRGBA bg;
-		GtkJunctionSides sides;
-		GtkStateFlags state;
-		int lx, ly;
-		int x_down;
-		int y_down;
-		int dots;
-
-		state = gtk_theming_engine_get_state (engine);
-		gtk_theming_engine_get_background_color (engine, state, &bg);
-
-		/* The number of dots fitting into the area. Just hardcoded to 3 right now. */
-		/* dots = MIN (width - 2, height - 2) / 3; */
-		dots = 3;
-
-		cairo_save (cr);
-
-		sides = gtk_theming_engine_get_junction_sides (engine);
-
-		switch (sides)
-		{
-		case GTK_JUNCTION_CORNER_TOPRIGHT:
-			x_down = 0;
-			y_down = 0;
-			cairo_translate (cr, x + width - 4*dots, y + 1);
-			break;
-		case GTK_JUNCTION_CORNER_BOTTOMRIGHT:
-			x_down = 0;
-			y_down = 1;
-			cairo_translate (cr, x + width - 4*dots, y + height + 1 - 4*dots);
-			break;
-		case GTK_JUNCTION_CORNER_BOTTOMLEFT:
-			x_down = 1;
-			y_down = 1;
-			cairo_translate (cr, x + 2, y + height + 1 - 4*dots);
-			break;
-		case GTK_JUNCTION_CORNER_TOPLEFT:
-			x_down = 1;
-			y_down = 0;
-			cairo_translate (cr, x + 2, y + 1);
-			break;
-		default:
-			/* Not implemented. */
-			return;
-		}
-
-		for (lx = 0; lx < dots; lx++) /* horizontally */
-		{
-			for (ly = 0; ly <= lx; ly++) /* vertically */
-			{
-				int mx, my;
-				mx = x_down * dots + (1 - x_down * 2) * lx - x_down;
-				my = y_down * dots + (1 - y_down * 2) * ly - y_down;
-
-				gdk_cairo_set_source_rgba (cr, &bg);
-				cairo_arc (cr,
-					   mx * 4 - 1 + 1.5,
-					   my * 4 - 1 + 1.5,
-					   1.5,
-					   0, G_PI * 2.0);
-
-				cairo_fill (cr);
-			}
-		}
-
-		cairo_restore (cr);
-	} else if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_PANE_SEPARATOR)) {
-		GdkRGBA fg;
-		GtkStateFlags state;
-		gdouble xx, yy;
-
-		state = gtk_theming_engine_get_state (engine);
-		gtk_theming_engine_get_color (engine, state, &fg);
-
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background (engine, cr, x, y, width, height);
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame (engine, cr, x, y, width, height);
-
-		cairo_save (cr);
-		cairo_set_line_width (cr, 2.0);
-		gdk_cairo_set_source_rgba (cr, &fg);
-
-		if (width > height) {
-			for (xx = x + width / 2 - 12; xx <= x + width / 2 + 12; xx += 6) {
-				cairo_arc (cr, xx, y + height / 2.0,
-					   1.0,
-					   0, G_PI * 2.0);
-				cairo_fill (cr);
-			}
-		} else {
-			for (yy = y + height / 2 - 12; yy <= y + height / 2 + 12; yy += 6) {
-				cairo_arc (cr, x + width / 2.0, yy,
-					   1.0,
-					   0, G_PI * 2.0);
-				cairo_fill (cr);
-			}
-		}
-
-		cairo_restore (cr);
-	} else {
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_handle (engine, cr,
-										       x, y, width, height);
-	}
+  if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_GRIP))
+    {
+      GdkRGBA bg;
+      GtkJunctionSides sides;
+      GtkStateFlags state;
+      int lx, ly;
+      int x_down;
+      int y_down;
+      int dots;
+
+      state = gtk_theming_engine_get_state (engine);
+      gtk_theming_engine_get_background_color (engine, state, &bg);
+
+      /* The number of dots fitting into the area. Just hardcoded to 3 right now. */
+      /* dots = MIN (width - 2, height - 2) / 3; */
+      dots = 3;
+
+      cairo_save (cr);
+
+      sides = gtk_theming_engine_get_junction_sides (engine);
+
+      switch (sides)
+        {
+        case GTK_JUNCTION_CORNER_TOPRIGHT:
+          x_down = 0;
+          y_down = 0;
+          cairo_translate (cr, x + width - 4*dots, y + 1);
+          break;
+        case GTK_JUNCTION_CORNER_BOTTOMRIGHT:
+          x_down = 0;
+          y_down = 1;
+          cairo_translate (cr, x + width - 4*dots, y + height + 1 - 4*dots);
+          break;
+        case GTK_JUNCTION_CORNER_BOTTOMLEFT:
+          x_down = 1;
+          y_down = 1;
+          cairo_translate (cr, x + 2, y + height + 1 - 4*dots);
+          break;
+        case GTK_JUNCTION_CORNER_TOPLEFT:
+          x_down = 1;
+          y_down = 0;
+          cairo_translate (cr, x + 2, y + 1);
+          break;
+        default:
+          /* Not implemented. */
+          return;
+        }
+
+      for (lx = 0; lx < dots; lx++) /* horizontally */
+        {
+          for (ly = 0; ly <= lx; ly++) /* vertically */
+            {
+              int mx, my;
+              mx = x_down * dots + (1 - x_down * 2) * lx - x_down;
+              my = y_down * dots + (1 - y_down * 2) * ly - y_down;
+
+              gdk_cairo_set_source_rgba (cr, &bg);
+              cairo_arc (cr,
+                         mx * 4 - 1 + 1.5,
+                         my * 4 - 1 + 1.5,
+                         1.5,
+                         0, G_PI * 2.0);
+
+              cairo_fill (cr);
+            }
+        }
+
+      cairo_restore (cr);
+    }
+  else if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_PANE_SEPARATOR))
+    {
+      GdkRGBA fg;
+      GtkStateFlags state;
+      gdouble xx, yy;
+
+      state = gtk_theming_engine_get_state (engine);
+      gtk_theming_engine_get_color (engine, state, &fg);
+
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_background
+        (engine, cr, x, y, width, height);
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_frame
+        (engine, cr, x, y, width, height);
+
+      cairo_save (cr);
+      cairo_set_line_width (cr, 2.0);
+      gdk_cairo_set_source_rgba (cr, &fg);
+
+      if (width > height)
+        {
+          for (xx = x + width / 2 - 12; xx <= x + width / 2 + 12; xx += 6)
+            {
+              cairo_arc (cr, xx, y + height / 2.0,
+                         1.0,
+                         0, G_PI * 2.0);
+              cairo_fill (cr);
+            }
+        }
+      else
+        {
+          for (yy = y + height / 2 - 12; yy <= y + height / 2 + 12; yy += 6)
+            {
+              cairo_arc (cr, x + width / 2.0, yy,
+                         1.0,
+                         0, G_PI * 2.0);
+              cairo_fill (cr);
+            }
+        }
+
+      cairo_restore (cr);
+    }
+  else
+    {
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_handle
+        (engine, cr,
+         x, y, width, height);
+    }
 }
 
 /* taken from gtkthemingengine.c */
@@ -1315,29 +1351,28 @@ scale_or_ref (GdkPixbuf *src,
               gint       width,
               gint       height)
 {
-	if (width == gdk_pixbuf_get_width (src) &&
-	    height == gdk_pixbuf_get_height (src)) {
-		return g_object_ref (src);
-	} else {
-		return gdk_pixbuf_scale_simple (src,
-						width, height,
-						GDK_INTERP_BILINEAR);
-	}
+  if (width == gdk_pixbuf_get_width (src) &&
+      height == gdk_pixbuf_get_height (src))
+    return g_object_ref (src);
+  else
+    return gdk_pixbuf_scale_simple (src,
+                                    width, height,
+                                    GDK_INTERP_BILINEAR);
 }
 
 static gboolean
 lookup_icon_size (GtkThemingEngine *engine,
-		  GtkIconSize       size,
-		  gint             *width,
-		  gint             *height)
+                  GtkIconSize       size,
+                  gint             *width,
+                  gint             *height)
 {
-	GdkScreen *screen;
-	GtkSettings *settings;
+  GdkScreen *screen;
+  GtkSettings *settings;
 
-	screen = gtk_theming_engine_get_screen (engine);
-	settings = gtk_settings_get_for_screen (screen);
+  screen = gtk_theming_engine_get_screen (engine);
+  settings = gtk_settings_get_for_screen (screen);
 
-	return gtk_icon_size_lookup_for_settings (settings, size, width, height);
+  return gtk_icon_size_lookup_for_settings (settings, size, width, height);
 }
 
 /* Kudos to the gnome-panel guys. */
@@ -1346,252 +1381,265 @@ colorshift_pixbuf (GdkPixbuf *src,
                    GdkPixbuf *dest,
                    gint       shift)
 {
-	gint i, j;
-	gint width, height, has_alpha, src_rowstride, dest_rowstride;
-	guchar *target_pixels;
-	guchar *original_pixels;
-	guchar *pix_src;
-	guchar *pix_dest;
-	int val;
-	guchar r, g, b;
-
-	has_alpha       = gdk_pixbuf_get_has_alpha (src);
-	width           = gdk_pixbuf_get_width (src);
-	height          = gdk_pixbuf_get_height (src);
-	src_rowstride   = gdk_pixbuf_get_rowstride (src);
-	dest_rowstride  = gdk_pixbuf_get_rowstride (dest);
-	original_pixels = gdk_pixbuf_get_pixels (src);
-	target_pixels   = gdk_pixbuf_get_pixels (dest);
-
-	for (i = 0; i < height; i++) {
-		pix_dest = target_pixels   + i * dest_rowstride;
-		pix_src  = original_pixels + i * src_rowstride;
-
-		for (j = 0; j < width; j++) {
-			r = *(pix_src++);
-			g = *(pix_src++);
-			b = *(pix_src++);
-
-			val = r + shift;
-			*(pix_dest++) = CLAMP (val, 0, 255);
-
-			val = g + shift;
-			*(pix_dest++) = CLAMP (val, 0, 255);
-
-			val = b + shift;
-			*(pix_dest++) = CLAMP (val, 0, 255);
-
-			if (has_alpha) {
-				*(pix_dest++) = *(pix_src++);
-			}
-		}
-	}
+  gint i, j;
+  gint width, height, has_alpha, src_rowstride, dest_rowstride;
+  guchar *target_pixels;
+  guchar *original_pixels;
+  guchar *pix_src;
+  guchar *pix_dest;
+  int val;
+  guchar r, g, b;
+
+  has_alpha       = gdk_pixbuf_get_has_alpha (src);
+  width           = gdk_pixbuf_get_width (src);
+  height          = gdk_pixbuf_get_height (src);
+  src_rowstride   = gdk_pixbuf_get_rowstride (src);
+  dest_rowstride  = gdk_pixbuf_get_rowstride (dest);
+  original_pixels = gdk_pixbuf_get_pixels (src);
+  target_pixels   = gdk_pixbuf_get_pixels (dest);
+
+  for (i = 0; i < height; i++)
+    {
+      pix_dest = target_pixels   + i * dest_rowstride;
+      pix_src  = original_pixels + i * src_rowstride;
+
+      for (j = 0; j < width; j++)
+        {
+          r = *(pix_src++);
+          g = *(pix_src++);
+          b = *(pix_src++);
+
+          val = r + shift;
+          *(pix_dest++) = CLAMP (val, 0, 255);
+
+          val = g + shift;
+          *(pix_dest++) = CLAMP (val, 0, 255);
+
+          val = b + shift;
+          *(pix_dest++) = CLAMP (val, 0, 255);
+
+          if (has_alpha)
+            *(pix_dest++) = *(pix_src++);
+        }
+    }
 }
 
 static GdkPixbuf *
 adwaita_engine_render_icon_pixbuf (GtkThemingEngine    *engine,
-				   const GtkIconSource *source,
-				   GtkIconSize          size)
+                                   const GtkIconSource *source,
+                                   GtkIconSize          size)
 {
-	GdkPixbuf *base_pixbuf;
-	GdkPixbuf *scaled;
-	GdkPixbuf *stated;
-	GtkStateFlags state;
-	gint width = 1;
-	gint height = 1;
-
-	cairo_surface_t *stated_surface;
-	cairo_t *cr;
-
-	base_pixbuf = gtk_icon_source_get_pixbuf (source);
-	state = gtk_theming_engine_get_state (engine);
-
-	g_return_val_if_fail (base_pixbuf != NULL, NULL);
-
-	if (size != (GtkIconSize) -1 &&
-	    !lookup_icon_size (engine, size, &width, &height)) {
-		g_warning (G_STRLOC ": invalid icon size '%d'", size);
-		return NULL;
-	}
-
-	/* If the size was wildcarded, and we're allowed to scale, then scale; otherwise,
-	 * leave it alone.
-	 */
-	if (size != (GtkIconSize) -1 &&
-	    gtk_icon_source_get_size_wildcarded (source)) {
-		scaled = scale_or_ref (base_pixbuf, width, height);
-	} else {
-		scaled = g_object_ref (base_pixbuf);
-	}
-
-	/* If the state was wildcarded, then generate a state. */
-	if (gtk_icon_source_get_state_wildcarded (source)) {
-		if (state & GTK_STATE_FLAG_INSENSITIVE) {
-			/* dim the pixbuf with a 0.5 alpha black layer */
-			stated_surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
-								     gdk_pixbuf_get_width (scaled),
-								     gdk_pixbuf_get_height (scaled));
-			cr = cairo_create (stated_surface);
-
-			gdk_cairo_set_source_pixbuf (cr, scaled, 0, 0);
-			cairo_paint (cr);
-
-			cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.5);
-			cairo_set_operator (cr, CAIRO_OPERATOR_DEST_IN);
-			cairo_paint (cr);
-
-			stated = gdk_pixbuf_get_from_surface (stated_surface,
-							      0, 0,
-							      cairo_image_surface_get_width (stated_surface),
-							      cairo_image_surface_get_height (stated_surface));
-
-			g_object_unref (scaled);
-			cairo_destroy (cr);
-			cairo_surface_destroy (stated_surface);
-		} else if (state & GTK_STATE_FLAG_PRELIGHT) {
-			stated = gdk_pixbuf_copy (scaled);
-			colorshift_pixbuf (scaled, stated, 30);
-			g_object_unref (scaled);
-		} else {
-			stated = scaled;
-		}
-	} else {
-		stated = scaled;
-	}
-
-	return stated;
+  GdkPixbuf *base_pixbuf;
+  GdkPixbuf *scaled;
+  GdkPixbuf *stated;
+  GtkStateFlags state;
+  gint width = 1;
+  gint height = 1;
+
+  cairo_surface_t *stated_surface;
+  cairo_t *cr;
+
+  base_pixbuf = gtk_icon_source_get_pixbuf (source);
+  state = gtk_theming_engine_get_state (engine);
+
+  g_return_val_if_fail (base_pixbuf != NULL, NULL);
+
+  if (size != (GtkIconSize) -1 &&
+      !lookup_icon_size (engine, size, &width, &height))
+    {
+      g_warning (G_STRLOC ": invalid icon size '%d'", size);
+      return NULL;
+    }
+
+  /* If the size was wildcarded, and we're allowed to scale, then scale; otherwise,
+   * leave it alone.
+   */
+  if (size != (GtkIconSize) -1 &&
+      gtk_icon_source_get_size_wildcarded (source))
+    scaled = scale_or_ref (base_pixbuf, width, height);
+  else
+    scaled = g_object_ref (base_pixbuf);
+
+  /* If the state was wildcarded, then generate a state. */
+  if (gtk_icon_source_get_state_wildcarded (source))
+    {
+      if (state & GTK_STATE_FLAG_INSENSITIVE)
+        {
+          /* dim the pixbuf with a 0.5 alpha black layer */
+          stated_surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
+                                                       gdk_pixbuf_get_width (scaled),
+                                                       gdk_pixbuf_get_height (scaled));
+          cr = cairo_create (stated_surface);
+
+          gdk_cairo_set_source_pixbuf (cr, scaled, 0, 0);
+          cairo_paint (cr);
+
+          cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.5);
+          cairo_set_operator (cr, CAIRO_OPERATOR_DEST_IN);
+          cairo_paint (cr);
+
+          stated = gdk_pixbuf_get_from_surface (stated_surface,
+                                                0, 0,
+                                                cairo_image_surface_get_width (stated_surface),
+                                                cairo_image_surface_get_height (stated_surface));
+
+          g_object_unref (scaled);
+          cairo_destroy (cr);
+          cairo_surface_destroy (stated_surface);
+        }
+      else if (state & GTK_STATE_FLAG_PRELIGHT)
+        {
+          stated = gdk_pixbuf_copy (scaled);
+          colorshift_pixbuf (scaled, stated, 30);
+          g_object_unref (scaled);
+        }
+      else
+        {
+          stated = scaled;
+        }
+    }
+  else
+    {
+      stated = scaled;
+    }
+
+  return stated;
 }
 
 static void
 adwaita_engine_render_line (GtkThemingEngine *engine,
-			    cairo_t *cr,
-			    gdouble x0,
-			    gdouble y0,
-			    gdouble x1,
-			    gdouble y1)
+                            cairo_t *cr,
+                            gdouble x0,
+                            gdouble y0,
+                            gdouble x1,
+                            gdouble y1)
 {
-	const GtkWidgetPath *path;
+  const GtkWidgetPath *path;
 
-	path = gtk_theming_engine_get_path (engine);
+  path = gtk_theming_engine_get_path (engine);
 
-	if ((gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MARK) &&
-	     gtk_widget_path_is_type (path, GTK_TYPE_SCALE)) ||
-	    (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SEPARATOR) &&
-	     gtk_widget_path_is_type (path, GTK_TYPE_TREE_VIEW))) {
-		GtkStateFlags state;
-		GdkRGBA bg;
+  if ((gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MARK) &&
+       gtk_widget_path_is_type (path, GTK_TYPE_SCALE)) ||
+      (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SEPARATOR) &&
+       gtk_widget_path_is_type (path, GTK_TYPE_TREE_VIEW)))
+    {
+      GtkStateFlags state;
+      GdkRGBA bg;
 
-		state = gtk_theming_engine_get_state (engine);
-		gtk_theming_engine_get_background_color (engine, state, &bg);
+      state = gtk_theming_engine_get_state (engine);
+      gtk_theming_engine_get_background_color (engine, state, &bg);
 
-		cairo_save (cr);
+      cairo_save (cr);
 
-		cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE);
-		cairo_set_line_width (cr, 1);
+      cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE);
+      cairo_set_line_width (cr, 1);
 
-		cairo_move_to (cr, x0 + 0.5, y0 + 0.5);
-		cairo_line_to (cr, x1 + 0.5, y1 + 0.5);
+      cairo_move_to (cr, x0 + 0.5, y0 + 0.5);
+      cairo_line_to (cr, x1 + 0.5, y1 + 0.5);
 
-		gdk_cairo_set_source_rgba (cr, &bg);
-		cairo_stroke (cr);
+      gdk_cairo_set_source_rgba (cr, &bg);
+      cairo_stroke (cr);
 
-		cairo_restore (cr);
-	} else {
-		GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_line (engine, cr,
-										     x0, y0, x1, y1);
-	}
+      cairo_restore (cr);
+    }
+  else
+    {
+      GTK_THEMING_ENGINE_CLASS (adwaita_engine_parent_class)->render_line
+        (engine, cr,
+         x0, y0, x1, y1);
+    }
 }
 
 static void
 adwaita_engine_class_init (AdwaitaEngineClass *klass)
 {
-	GtkThemingEngineClass *engine_class = GTK_THEMING_ENGINE_CLASS (klass);
-
-	engine_class->render_arrow = adwaita_engine_render_arrow;
-	engine_class->render_focus = adwaita_engine_render_focus;
-	engine_class->render_check = adwaita_engine_render_check;
-	engine_class->render_option = adwaita_engine_render_option;
-	engine_class->render_extension = adwaita_engine_render_extension;
-	engine_class->render_frame = adwaita_engine_render_frame;
-	engine_class->render_background = adwaita_engine_render_background;
-	engine_class->render_expander = adwaita_engine_render_expander;
-	engine_class->render_activity = adwaita_engine_render_activity;
-	engine_class->render_slider = adwaita_engine_render_slider;
-	engine_class->render_handle = adwaita_engine_render_handle;
-	engine_class->render_icon_pixbuf = adwaita_engine_render_icon_pixbuf;
-	engine_class->render_line = adwaita_engine_render_line;
-
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("focus-border-color",
-								  "Focus border color",
-								  "Focus border color",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_int ("focus-border-radius",
-								"Focus border radius",
-								"Focus border radius",
-								0, G_MAXINT, 0,
-								0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("focus-border-gradient",
-								  "Focus border gradient",
-								  "Focus border gradient",
-								  CAIRO_GOBJECT_TYPE_PATTERN, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("focus-fill-color",
-								  "Focus fill color",
-								  "Focus fill color",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("selected-tab-color",
-								  "Selected tab color",
-								  "Selected tab color",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("border-gradient",
-								  "Border gradient",
-								  "Border gradient",
-								  CAIRO_GOBJECT_TYPE_PATTERN, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boolean ("focus-border-dashes",
-								    "Focus border uses dashes",
-								    "Focus border uses dashes",
-								    FALSE, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("menuitem-arrow-color",
-								  "Menuitem arrow color",
-								  "Menuitem arrow color",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("switch-grip-color",
-								  "Switch grip color",
-								  "Switch grip color",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("inset-left",
-								  "Inset line left",
-								  "Inset line left",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("inset-right",
-								  "Inset line right",
-								  "Inset line right",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("inset-top",
-								  "Inset line top",
-								  "Inset line top",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("inset-bottom",
-								  "Inset line bottom",
-								  "Inset line bottom",
-								  GDK_TYPE_RGBA, 0));
-	gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-					      g_param_spec_boxed ("progressbar-pattern",
-								  "Progressbar pattern",
-								  "Progressbar pattern",
-								  CAIRO_GOBJECT_TYPE_PATTERN, 0));
+  GtkThemingEngineClass *engine_class = GTK_THEMING_ENGINE_CLASS (klass);
+
+  engine_class->render_arrow = adwaita_engine_render_arrow;
+  engine_class->render_focus = adwaita_engine_render_focus;
+  engine_class->render_check = adwaita_engine_render_check;
+  engine_class->render_option = adwaita_engine_render_option;
+  engine_class->render_extension = adwaita_engine_render_extension;
+  engine_class->render_frame = adwaita_engine_render_frame;
+  engine_class->render_background = adwaita_engine_render_background;
+  engine_class->render_expander = adwaita_engine_render_expander;
+  engine_class->render_activity = adwaita_engine_render_activity;
+  engine_class->render_slider = adwaita_engine_render_slider;
+  engine_class->render_handle = adwaita_engine_render_handle;
+  engine_class->render_icon_pixbuf = adwaita_engine_render_icon_pixbuf;
+  engine_class->render_line = adwaita_engine_render_line;
+
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("focus-border-color",
+                                                            "Focus border color",
+                                                            "Focus border color",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_int ("focus-border-radius",
+                                                          "Focus border radius",
+                                                          "Focus border radius",
+                                                          0, G_MAXINT, 0,
+                                                          0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("focus-border-gradient",
+                                                            "Focus border gradient",
+                                                            "Focus border gradient",
+                                                            CAIRO_GOBJECT_TYPE_PATTERN, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("focus-fill-color",
+                                                            "Focus fill color",
+                                                            "Focus fill color",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("selected-tab-color",
+                                                            "Selected tab color",
+                                                            "Selected tab color",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("border-gradient",
+                                                            "Border gradient",
+                                                            "Border gradient",
+                                                            CAIRO_GOBJECT_TYPE_PATTERN, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boolean ("focus-border-dashes",
+                                                              "Focus border uses dashes",
+                                                              "Focus border uses dashes",
+                                                              FALSE, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("menuitem-arrow-color",
+                                                            "Menuitem arrow color",
+                                                            "Menuitem arrow color",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("switch-grip-color",
+                                                            "Switch grip color",
+                                                            "Switch grip color",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("inset-left",
+                                                            "Inset line left",
+                                                            "Inset line left",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("inset-right",
+                                                            "Inset line right",
+                                                            "Inset line right",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("inset-top",
+                                                            "Inset line top",
+                                                            "Inset line top",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("inset-bottom",
+                                                            "Inset line bottom",
+                                                            "Inset line bottom",
+                                                            GDK_TYPE_RGBA, 0));
+  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
+                                        g_param_spec_boxed ("progressbar-pattern",
+                                                            "Progressbar pattern",
+                                                            "Progressbar pattern",
+                                                            CAIRO_GOBJECT_TYPE_PATTERN, 0));
 }
 
 static void
@@ -1602,7 +1650,7 @@ adwaita_engine_class_finalize (AdwaitaEngineClass *klass)
 G_MODULE_EXPORT void
 theme_init (GTypeModule *module)
 {
-	adwaita_engine_register_types (module);
+  adwaita_engine_register_types (module);
 }
 
 G_MODULE_EXPORT void
@@ -1613,7 +1661,7 @@ theme_exit (void)
 G_MODULE_EXPORT GtkThemingEngine *
 create_engine (void)
 {
-	return GTK_THEMING_ENGINE (g_object_new (ADWAITA_TYPE_ENGINE,
-						 "name", "adwaita",
-						 NULL));
+  return GTK_THEMING_ENGINE (g_object_new (ADWAITA_TYPE_ENGINE,
+                                           "name", "adwaita",
+                                           NULL));
 }
diff --git a/src/adwaita_utils.c b/src/adwaita_utils.c
index 9d35dc8..60dd12b 100644
--- a/src/adwaita_utils.c
+++ b/src/adwaita_utils.c
@@ -1,4 +1,3 @@
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
 /* Adwaita - a GTK+ engine
  *
  * Copyright (C) 2011 Carlos Garnacho <carlosg gnome org>
@@ -201,7 +200,7 @@ style_pattern_set_matrix (cairo_pattern_t *pattern,
   cairo_pattern_set_matrix (pattern, &matrix);
 
   if (repeat)
-	  cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
+    cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
 }
 
 gboolean
@@ -212,37 +211,36 @@ adwaita_render_from_assets_common (GtkThemingEngine *engine,
                                    gdouble width,
                                    gdouble height)
 {
-	gboolean retval = FALSE;
-	GtkStateFlags state;
-	cairo_pattern_t *asset = NULL;
-	cairo_surface_t *surface = NULL;
-
-	state = gtk_theming_engine_get_state (engine);
-	gtk_theming_engine_get (engine, state, 
-				"background-image", &asset,
-				NULL);
-
-	if (asset != NULL) {
-		cairo_pattern_get_surface (asset, &surface);
-        }
+  gboolean retval = FALSE;
+  GtkStateFlags state;
+  cairo_pattern_t *asset = NULL;
+  cairo_surface_t *surface = NULL;
+
+  state = gtk_theming_engine_get_state (engine);
+  gtk_theming_engine_get (engine, state, 
+                          "background-image", &asset,
+                          NULL);
 
-        if (surface != NULL) {
-		cairo_save (cr);
+  if (asset != NULL)
+    cairo_pattern_get_surface (asset, &surface);
 
-                cairo_set_source_surface (cr, surface, x, y);
-                cairo_scale (cr,
-                             width / cairo_image_surface_get_width (surface),
-                             height / cairo_image_surface_get_height (surface));
+  if (surface != NULL)
+    {
+      cairo_save (cr);
 
-		cairo_paint (cr);
+      cairo_set_source_surface (cr, surface, x, y);
+      cairo_scale (cr,
+                   width / cairo_image_surface_get_width (surface),
+                   height / cairo_image_surface_get_height (surface));
 
-		cairo_restore (cr);
-		retval = TRUE;
-	}
+      cairo_paint (cr);
+
+      cairo_restore (cr);
+      retval = TRUE;
+    }
 
-	if (asset != NULL) {
-		cairo_pattern_destroy (asset);
-	}
+  if (asset != NULL)
+    cairo_pattern_destroy (asset);
 
-	return retval;
+  return retval;
 }
diff --git a/src/adwaita_utils.h b/src/adwaita_utils.h
index 95e395a..e50a52f 100644
--- a/src/adwaita_utils.h
+++ b/src/adwaita_utils.h
@@ -1,4 +1,3 @@
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
 /* Adwaita - a GTK+ engine
  *
  * Copyright (C) 2011 Carlos Garnacho <carlosg gnome org>



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