[gtk+/refactor: 13/23] gtk/gtkruler.c: use accessor functions to access GtkWidget

[Javier Jardón <jjardon src gnome org>]

commit 50d47d2bfbfa8c9d5093a4bd69df94c4550c26e6
Author: Javier Jardón <jjardon gnome org>
Date:   Wed Aug 11 23:02:44 2010 +0200

    gtk/gtkruler.c: use accessor functions to access GtkWidget

 gtk/gtkruler.c |  125 +++++++++++++++++++++++++++++++++++--------------------
 1 files changed, 79 insertions(+), 46 deletions(-)
---
diff --git a/gtk/gtkruler.c b/gtk/gtkruler.c
index 1e32dc6..a88965b 100644
--- a/gtk/gtkruler.c
+++ b/gtk/gtkruler.c
@@ -189,8 +189,10 @@ gtk_ruler_class_init (GtkRulerClass *class)
 static void
 gtk_ruler_init (GtkRuler *ruler)
 {
-  GtkWidget *widget = GTK_WIDGET (ruler);
+  GtkRequisition requisition;
   GtkRulerPriv *priv;
+  GtkStyle *style;
+  GtkWidget *widget = GTK_WIDGET (ruler);
 
   ruler->priv = G_TYPE_INSTANCE_GET_PRIVATE (ruler,
                                              GTK_TYPE_RULER,
@@ -199,8 +201,10 @@ gtk_ruler_init (GtkRuler *ruler)
 
   priv->orientation = GTK_ORIENTATION_HORIZONTAL;
 
-  widget->requisition.width  = widget->style->xthickness * 2 + 1;
-  widget->requisition.height = widget->style->ythickness * 2 + RULER_WIDTH;
+  style = gtk_widget_get_style (widget);
+  requisition.width  = style->xthickness * 2 + 1;
+  requisition.height = style->ythickness * 2 + RULER_WIDTH;
+  _gtk_widget_set_requisition (widget, &requisition);
 
   priv->backing_store = NULL;
   priv->xsrc = 0;
@@ -460,7 +464,9 @@ gtk_ruler_draw_pos (GtkRuler *ruler)
 static void
 gtk_ruler_realize (GtkWidget *widget)
 {
+  GtkAllocation allocation;
   GtkRuler *ruler;
+  GdkWindow *window;
   GdkWindowAttr attributes;
   gint attributes_mask;
 
@@ -468,11 +474,13 @@ gtk_ruler_realize (GtkWidget *widget)
 
   gtk_widget_set_realized (widget, TRUE);
 
+  gtk_widget_get_allocation (widget, &allocation);
+
   attributes.window_type = GDK_WINDOW_CHILD;
-  attributes.x = widget->allocation.x;
-  attributes.y = widget->allocation.y;
-  attributes.width = widget->allocation.width;
-  attributes.height = widget->allocation.height;
+  attributes.x = allocation.x;
+  attributes.y = allocation.y;
+  attributes.width = allocation.width;
+  attributes.height = allocation.height;
   attributes.wclass = GDK_INPUT_OUTPUT;
   attributes.visual = gtk_widget_get_visual (widget);
   attributes.colormap = gtk_widget_get_colormap (widget);
@@ -483,11 +491,14 @@ gtk_ruler_realize (GtkWidget *widget)
 
   attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 
-  widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
-  gdk_window_set_user_data (widget->window, ruler);
+  window = gdk_window_new (gtk_widget_get_parent_window (widget),
+                           &attributes, attributes_mask);
+  gtk_widget_set_window (widget, window);
+  gdk_window_set_user_data (window, ruler);
 
-  widget->style = gtk_style_attach (widget->style, widget->window);
-  gtk_style_set_background (widget->style, widget->window, GTK_STATE_ACTIVE);
+  gtk_widget_style_attach (widget);
+  gtk_style_set_background (gtk_widget_get_style (widget),
+                            window, GTK_STATE_ACTIVE);
 
   gtk_ruler_make_pixmap (ruler);
 }
@@ -513,16 +524,19 @@ gtk_ruler_size_request (GtkWidget      *widget,
 {
   GtkRuler *ruler = GTK_RULER (widget);
   GtkRulerPriv *priv = ruler->priv;
+  GtkStyle *style;
+
+  style = gtk_widget_get_style (widget);
 
   if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
     {
-      requisition->width  = widget->style->xthickness * 2 + 1;
-      requisition->height = widget->style->ythickness * 2 + RULER_WIDTH;
+      requisition->width  = style->xthickness * 2 + 1;
+      requisition->height = style->ythickness * 2 + RULER_WIDTH;
     }
   else
     {
-      requisition->width  = widget->style->xthickness * 2 + RULER_WIDTH;
-      requisition->height = widget->style->ythickness * 2 + 1;
+      requisition->width  = style->xthickness * 2 + RULER_WIDTH;
+      requisition->height = style->ythickness * 2 + 1;
     }
 }
 
@@ -532,11 +546,11 @@ gtk_ruler_size_allocate (GtkWidget     *widget,
 {
   GtkRuler *ruler = GTK_RULER (widget);
 
-  widget->allocation = *allocation;
+  gtk_widget_set_allocation (widget, allocation);
 
   if (gtk_widget_get_realized (widget))
     {
-      gdk_window_move_resize (widget->window,
+      gdk_window_move_resize (gtk_widget_get_window (widget),
 			      allocation->x, allocation->y,
 			      allocation->width, allocation->height);
 
@@ -548,6 +562,7 @@ static gboolean
 gtk_ruler_motion_notify (GtkWidget      *widget,
                          GdkEventMotion *event)
 {
+  GtkAllocation allocation;
   GtkRuler *ruler = GTK_RULER (widget);
   GtkRulerPriv *priv = ruler->priv;
   gint x;
@@ -557,10 +572,11 @@ gtk_ruler_motion_notify (GtkWidget      *widget,
   x = event->x;
   y = event->y;
 
+  gtk_widget_get_allocation (widget, &allocation);
   if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
-    priv->position = priv->lower + ((priv->upper - priv->lower) * x) / widget->allocation.width;
+    priv->position = priv->lower + ((priv->upper - priv->lower) * x) / allocation.width;
   else
-    priv->position = priv->lower + ((priv->upper - priv->lower) * y) / widget->allocation.height;
+    priv->position = priv->lower + ((priv->upper - priv->lower) * y) / allocation.height;
 
   g_object_notify (G_OBJECT (ruler), "position");
 
@@ -582,8 +598,8 @@ gtk_ruler_expose (GtkWidget      *widget,
       cairo_t *cr;
 
       gtk_ruler_draw_ticks (ruler);
-      
-      cr = gdk_cairo_create (widget->window);
+
+      cr = gdk_cairo_create (gtk_widget_get_window (widget));
       gdk_cairo_set_source_pixmap (cr, priv->backing_store, 0, 0);
       gdk_cairo_rectangle (cr, &event->area);
       cairo_fill (cr);
@@ -598,6 +614,7 @@ gtk_ruler_expose (GtkWidget      *widget,
 static void
 gtk_ruler_make_pixmap (GtkRuler *ruler)
 {
+  GtkAllocation allocation;
   GtkRulerPriv *priv = ruler->priv;
   GtkWidget *widget;
   gint width;
@@ -605,19 +622,21 @@ gtk_ruler_make_pixmap (GtkRuler *ruler)
 
   widget = GTK_WIDGET (ruler);
 
+  gtk_widget_get_allocation (widget, &allocation);
+
   if (priv->backing_store)
     {
       gdk_drawable_get_size (priv->backing_store, &width, &height);
-      if ((width == widget->allocation.width) &&
-	  (height == widget->allocation.height))
+      if ((width == allocation.width) &&
+	  (height == allocation.height))
 	return;
 
       g_object_unref (priv->backing_store);
     }
 
-  priv->backing_store = gdk_pixmap_new (widget->window,
-                                        widget->allocation.width,
-                                        widget->allocation.height,
+  priv->backing_store = gdk_pixmap_new (gtk_widget_get_window (widget),
+                                        allocation.width,
+                                        allocation.height,
                                         -1);
 
   priv->xsrc = 0;
@@ -627,8 +646,10 @@ gtk_ruler_make_pixmap (GtkRuler *ruler)
 static void
 gtk_ruler_real_draw_ticks (GtkRuler *ruler)
 {
+  GtkAllocation allocation;
   GtkWidget *widget = GTK_WIDGET (ruler);
   GtkRulerPriv *priv = ruler->priv;
+  GtkStyle *style;
   cairo_t *cr;
   gint i, j;
   gint width, height;
@@ -652,8 +673,11 @@ gtk_ruler_real_draw_ticks (GtkRuler *ruler)
   if (!gtk_widget_is_drawable (widget))
     return;
 
-  xthickness = widget->style->xthickness;
-  ythickness = widget->style->ythickness;
+  style = gtk_widget_get_style (widget);
+  gtk_widget_get_allocation (widget, &allocation);
+
+  xthickness = style->xthickness;
+  ythickness = style->ythickness;
 
   layout = gtk_widget_create_pango_layout (widget, "012456789");
   pango_layout_get_extents (layout, &ink_rect, &logical_rect);
@@ -663,34 +687,34 @@ gtk_ruler_real_draw_ticks (GtkRuler *ruler)
 
   if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
     {
-      width = widget->allocation.width;
-      height = widget->allocation.height - ythickness * 2;
+      width = allocation.width;
+      height = allocation.height - ythickness * 2;
     }
   else
     {
-      width = widget->allocation.height;
-      height = widget->allocation.width - ythickness * 2;
+      width = allocation.height;
+      height = allocation.width - ythickness * 2;
     }
 
 #define DETAILE(private) (priv->orientation == GTK_ORIENTATION_HORIZONTAL ? "hruler" : "vruler");
 
-  gtk_paint_box (widget->style, priv->backing_store,
+  gtk_paint_box (style, priv->backing_store,
 		 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
 		 NULL, widget,
                  priv->orientation == GTK_ORIENTATION_HORIZONTAL ?
                  "hruler" : "vruler",
 		 0, 0,
-		 widget->allocation.width, widget->allocation.height);
+                 allocation.width, allocation.height);
 
   cr = gdk_cairo_create (priv->backing_store);
-  gdk_cairo_set_source_color (cr, &widget->style->fg[widget->state]);
+  gdk_cairo_set_source_color (cr, &style->fg[gtk_widget_get_state (widget)]);
 
   if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
     {
       cairo_rectangle (cr,
                        xthickness,
                        height + ythickness,
-                       widget->allocation.width - 2 * xthickness,
+                       allocation.width - 2 * xthickness,
                        1);
     }
   else
@@ -699,7 +723,7 @@ gtk_ruler_real_draw_ticks (GtkRuler *ruler)
                        height + xthickness,
                        ythickness,
                        1,
-                       widget->allocation.height - 2 * ythickness);
+                       allocation.height - 2 * ythickness);
     }
 
   upper = priv->upper / priv->metric->pixels_per_unit;
@@ -797,7 +821,7 @@ gtk_ruler_real_draw_ticks (GtkRuler *ruler)
                   pango_layout_set_text (layout, unit_str, -1);
                   pango_layout_get_extents (layout, &logical_rect, NULL);
 
-                  gtk_paint_layout (widget->style,
+                  gtk_paint_layout (style,
                                     priv->backing_store,
                                     gtk_widget_get_state (widget),
                                     FALSE,
@@ -814,7 +838,7 @@ gtk_ruler_real_draw_ticks (GtkRuler *ruler)
                       pango_layout_set_text (layout, unit_str + j, 1);
                       pango_layout_get_extents (layout, NULL, &logical_rect);
 
-                      gtk_paint_layout (widget->style,
+                      gtk_paint_layout (style,
                                         priv->backing_store,
                                         gtk_widget_get_state (widget),
                                         FALSE,
@@ -840,8 +864,10 @@ out:
 static void
 gtk_ruler_real_draw_pos (GtkRuler *ruler)
 {
+  GtkAllocation allocation;
   GtkWidget *widget = GTK_WIDGET (ruler);
   GtkRulerPriv *priv = ruler->priv;
+  GtkStyle *style;
   gint x, y;
   gint width, height;
   gint bs_width, bs_height;
@@ -851,10 +877,13 @@ gtk_ruler_real_draw_pos (GtkRuler *ruler)
 
   if (gtk_widget_is_drawable (widget))
     {
-      xthickness = widget->style->xthickness;
-      ythickness = widget->style->ythickness;
-      width = widget->allocation.width;
-      height = widget->allocation.height;
+      style = gtk_widget_get_style (widget);
+      gtk_widget_get_allocation (widget, &allocation);
+
+      xthickness = style->xthickness;
+      ythickness = style->ythickness;
+      width = allocation.width;
+      height = allocation.height;
 
       if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
         {
@@ -875,11 +904,15 @@ gtk_ruler_real_draw_pos (GtkRuler *ruler)
 
       if ((bs_width > 0) && (bs_height > 0))
 	{
-	  cairo_t *cr = gdk_cairo_create (widget->window);
+          GdkWindow *window;
+
+          window = gtk_widget_get_window (widget);
+
+	  cairo_t *cr = gdk_cairo_create (window);
 
 	  /*  If a backing store exists, restore the ruler  */
 	  if (priv->backing_store) {
-            cairo_t *cr = gdk_cairo_create (widget->window);
+            cairo_t *cr = gdk_cairo_create (window);
 
             gdk_cairo_set_source_pixmap (cr, priv->backing_store, 0, 0);
             cairo_rectangle (cr, priv->xsrc, priv->ysrc, bs_width, bs_height);
@@ -903,7 +936,7 @@ gtk_ruler_real_draw_pos (GtkRuler *ruler)
               y = ROUND ((priv->position - priv->lower) * increment) + (ythickness - bs_height) / 2 - 1;
             }
 
-	  gdk_cairo_set_source_color (cr, &widget->style->fg[widget->state]);
+	  gdk_cairo_set_source_color (cr, &style->fg[gtk_widget_get_state (widget)]);
 
 	  cairo_move_to (cr, x, y);