Use pango_layout_get_pixel_extents() to remove a large number of '/

Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>

        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.

	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
	PANGO_PIXELS() macro.

ChangeLog

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-0

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-10

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-2

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-4

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-6

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

ChangeLog.pre-2-8

@@ -1,3 +1,28 @@
+Sun Jul  2 17:06:40 2000  Owen Taylor  <otaylor@redhat.com>
+
+        * gtk/gtkcalendar.c gtk/gtkclist.c gtk/gtkctree.c gtk/gtkhscale.c
+	gtk/gtkprogressbar.c gtk/gtkscale.c gtk/gtkvscale.c gtk/gtkaccellabel.c: Use
+	pango_layout_get_pixel_extents() to remove a large number of '/ PANGO_SCALE'.
+
+	* gtk/gtk[hv]ruler.c gtk/gtklabel.c: replace some / PANGO_SCALE with
+	PANGO_PIXELS() macro.
+
+Sun Jul  2 15:24:41 2000  Owen Taylor  <otaylor@redhat.com>
+
+	* gtk/gtkwidget.[ch] (gtk_widget_get_pango_context): Add new function
+	that returns a PangoContext owned by the widget and updated to
+	match future changes in the widget. Also, make 
+	gtk_widget_create_pango_layout() use this context. If we ever
+	add a ::changed signal to PangoContext, this will make things
+	much more convenient. 
+
+	* gtk/gtkentry.c gtk/gtklabel.c: Call pango_layout_context_changed()
+	in the appropriate places instead of destroying the layouts and
+	creating new ones.
+
+	* gtk/gtkfontsel.[ch] gtk/gtkclist.c: Use gtk_widget_get_pango_context()
+	in a few strategic places.
+
 Sun Jul  2 14:37:58 2000  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkoptionmenu.c (gtk_option_menu_size_request): Call 

gtk/gtkaccellabel.c

@@ -231,7 +231,7 @@ gtk_accel_label_size_request (GtkWidget	     *widget,
 {
   GtkAccelLabel *accel_label;
   PangoLayout *layout;
-  PangoRectangle logical_rect;
+  gint width;
   
   g_return_if_fail (widget != NULL);
   g_return_if_fail (GTK_IS_ACCEL_LABEL (widget));
@@ -244,9 +244,9 @@ gtk_accel_label_size_request (GtkWidget	     *widget,
 
   layout = gtk_widget_create_pango_layout (widget);
   pango_layout_set_text (layout, accel_label->accel_string, -1);
-  pango_layout_get_extents (layout, NULL, &logical_rect);
+  pango_layout_get_pixel_size (layout, &width, NULL);
+  accel_label->accel_string_width = width;
   
-  accel_label->accel_string_width = logical_rect.width / PANGO_SCALE;
   g_object_unref (G_OBJECT (layout));
 }
 

gtk/gtkcalendar.c

@@ -1182,20 +1182,20 @@ gtk_calendar_size_request (GtkWidget	  *widget,
       for (i = 0; i < 12; i++)
 	{
 	  pango_layout_set_text (layout, default_monthname[i], -1);
-	  pango_layout_get_extents (layout, NULL, &logical_rect);
+	  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 	  private_data->max_month_width = MAX (private_data->max_month_width,
-					       logical_rect.width / PANGO_SCALE + 8);
+					       logical_rect.width + 8);
-	  max_header_height = MAX (max_header_height, logical_rect.height / PANGO_SCALE); 
+	  max_header_height = MAX (max_header_height, logical_rect.height); 
 	}
       private_data->max_year_width = 0;
       for (i=0; i<10; i++)
 	{
 	  sprintf (buffer, "%d%d%d%d", i,i,i,i);
 	  pango_layout_set_text (layout, buffer, -1);	  
-	  pango_layout_get_extents (layout, NULL, &logical_rect);
+	  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 	  private_data->max_year_width = MAX (private_data->max_year_width,
-					      logical_rect.width / PANGO_SCALE + 8);
+					      logical_rect.width + 8);
-	  max_header_height = MAX (max_header_height, logical_rect.height / PANGO_SCALE); 
+	  max_header_height = MAX (max_header_height, logical_rect.height); 
 	}
     } 
   else 
@@ -1220,14 +1220,14 @@ gtk_calendar_size_request (GtkWidget	  *widget,
     {
       sprintf (buffer, "%d%d", i, i);
       pango_layout_set_text (layout, buffer, -1);	  
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
       private_data->min_day_width = MAX (private_data->max_day_char_width,
-					 logical_rect.width / PANGO_SCALE);
+					 logical_rect.width);
 
       private_data->max_day_char_ascent = MAX (private_data->max_label_char_ascent,
-					       PANGO_ASCENT (logical_rect) / PANGO_SCALE);
+					       PANGO_ASCENT (logical_rect));
       private_data->max_day_char_descent = MAX (private_data->max_label_char_descent, 
-						PANGO_DESCENT (logical_rect) / PANGO_SCALE);
+						PANGO_DESCENT (logical_rect));
     }
   /* We add one to max_day_char_width to be able to make the marked day "bold" */
   private_data->max_day_char_width = private_data->min_day_width / 2 +1;
@@ -1236,13 +1236,13 @@ gtk_calendar_size_request (GtkWidget	  *widget,
     for (i = 0; i < 7; i++)
       {
 	pango_layout_set_text (layout, default_abbreviated_dayname[i], -1);
-	pango_layout_line_get_extents (pango_layout_get_lines (layout)->data, NULL, &logical_rect);
+	pango_layout_line_get_pixel_extents (pango_layout_get_lines (layout)->data, NULL, &logical_rect);
 
-	private_data->min_day_width = MAX (private_data->min_day_width, logical_rect.width / PANGO_SCALE);
+	private_data->min_day_width = MAX (private_data->min_day_width, logical_rect.width);
 	private_data->max_label_char_ascent = MAX (private_data->max_label_char_ascent,
-						   PANGO_ASCENT (logical_rect) / PANGO_SCALE);
+						   PANGO_ASCENT (logical_rect));
 	private_data->max_label_char_descent = MAX (private_data->max_label_char_descent, 
-						    PANGO_DESCENT (logical_rect) / PANGO_SCALE);
+						    PANGO_DESCENT (logical_rect));
       }
   
   private_data->max_week_char_width = 0;
@@ -1251,9 +1251,9 @@ gtk_calendar_size_request (GtkWidget	  *widget,
       {
 	sprintf (buffer, "%d%d", i, i);
 	pango_layout_set_text (layout, buffer, -1);	  
-	pango_layout_get_extents (layout, NULL, &logical_rect);
+	pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 	private_data->max_week_char_width = MAX (private_data->max_week_char_width,
-						 logical_rect.width / PANGO_SCALE / 2);
+						 logical_rect.width / 2);
       }
   
   main_width = (7 * (private_data->min_day_width + DAY_XPAD * 2) + (DAY_XSEP * 6) + CALENDAR_MARGIN * 2
@@ -1565,19 +1565,19 @@ gtk_calendar_paint_header (GtkWidget *widget)
 
   sprintf (buffer, "%d", calendar->year);
   pango_layout_set_text (layout, buffer, -1);
-  pango_layout_get_extents (layout, NULL, &logical_rect);
+  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
   
   /* Draw title */
-  y = (private_data->header_h - logical_rect.height / PANGO_SCALE) / 2;
+  y = (private_data->header_h - logical_rect.height) / 2;
   
   /* Draw year and its arrows */
   
   if (calendar->display_flags & GTK_CALENDAR_NO_MONTH_CHANGE)
     x = header_width - (3 + max_year_width
-			- (max_year_width - logical_rect.width / PANGO_SCALE)/2);
+			- (max_year_width - logical_rect.width)/2);
   else
     x = header_width - (3 + private_data->arrow_width + max_year_width
-			- (max_year_width - logical_rect.width / PANGO_SCALE)/2);
+			- (max_year_width - logical_rect.width)/2);
     
   
   gdk_gc_set_foreground (gc, HEADER_FG_COLOR (GTK_WIDGET (calendar)));
@@ -1586,12 +1586,12 @@ gtk_calendar_paint_header (GtkWidget *widget)
   /* Draw month */
   sprintf (buffer, "%s", default_monthname[calendar->month]);
   pango_layout_set_text (layout, buffer, -1);
-  pango_layout_get_extents (layout, NULL, &logical_rect);
+  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
   if (calendar->display_flags & GTK_CALENDAR_NO_MONTH_CHANGE)
-    x = 3 + (max_month_width - logical_rect.width / PANGO_SCALE) / 2;
+    x = 3 + (max_month_width - logical_rect.width) / 2;
   else
-    x = 3 + private_data->arrow_width + (max_month_width - logical_rect.width / PANGO_SCALE)/2;
+    x = 3 + private_data->arrow_width + (max_month_width - logical_rect.width)/2;
 
   gdk_draw_layout (private_data->header_win, gc, x, y, layout);
   
@@ -1679,14 +1679,14 @@ gtk_calendar_paint_day_names (GtkWidget *widget)
       sprintf (buffer, "%s", default_abbreviated_dayname[day]);
 
       pango_layout_set_text (layout, buffer, -1);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
       gdk_draw_layout (private_data->day_name_win, gc, 
 		       ((private_data->week_width ? CALENDAR_XSEP : CALENDAR_MARGIN)
 			+ day_wid_sep * i
 			+ private_data->week_width
-			+ (day_width - logical_rect.width / PANGO_SCALE)/2),
+			+ (day_width - logical_rect.width)/2),
-		       CALENDAR_MARGIN + DAY_YPAD + private_data->max_label_char_ascent + logical_rect.y / PANGO_SCALE,
+		       CALENDAR_MARGIN + DAY_YPAD + private_data->max_label_char_ascent + logical_rect.y,
 		       layout);
     }
   
@@ -1768,12 +1768,12 @@ gtk_calendar_paint_week_numbers (GtkWidget *widget)
 
       sprintf (buffer, "%d", week);
       pango_layout_set_text (layout, buffer, -1);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
-      y_loc = top_y_for_row (calendar, row) + (day_height - logical_rect.height / PANGO_SCALE) / 2;
+      y_loc = top_y_for_row (calendar, row) + (day_height - logical_rect.height) / 2;
 
       x_loc = (private_data->week_width
-	       - logical_rect.width / PANGO_SCALE
+	       - logical_rect.width
 	       - CALENDAR_XSEP - DAY_XPAD);
 
       gdk_draw_layout (private_data->week_win, gc, x_loc, y_loc, layout);
@@ -1904,11 +1904,11 @@ gtk_calendar_paint_day (GtkWidget *widget,
   
   sprintf (buffer, "%d", day);
   pango_layout_set_text (layout, buffer, -1);
-  pango_layout_get_extents (layout, NULL, &logical_rect);
+  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
   
-  x_loc -= logical_rect.width / PANGO_SCALE;
+  x_loc -= logical_rect.width;
 
-  y_loc = y_top + (day_height - logical_rect.height / PANGO_SCALE) / 2;
+  y_loc = y_top + (day_height - logical_rect.height) / 2;
   gdk_draw_layout (private_data->main_win, gc,
 		   x_loc, y_loc, layout);
   if (calendar->marked_date[day-1]

gtk/gtkclist.c

@@ -2557,10 +2557,10 @@ cell_size_request (GtkCList       *clist,
   layout = _gtk_clist_create_cell_layout (clist, clist_row, column);
   if (layout)
     {
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
       
-      requisition->width = logical_rect.width / PANGO_SCALE;
+      requisition->width = logical_rect.width;
-      requisition->height = logical_rect.height / PANGO_SCALE;
+      requisition->height = logical_rect.height;
       
       g_object_unref (G_OBJECT (layout));
     }
@@ -3019,7 +3019,7 @@ gtk_clist_set_row_height (GtkCList *clist,
 
   if (widget->style->font_desc)
     {
-      PangoContext *context = gtk_widget_create_pango_context (widget);
+      PangoContext *context = gtk_widget_get_pango_context (widget);
       PangoFontMetrics metrics;
       PangoFont *font = pango_context_load_font (context, widget->style->font_desc);
       gchar *lang = pango_context_get_lang (context);
@@ -3028,10 +3028,9 @@ gtk_clist_set_row_height (GtkCList *clist,
       
       g_free (lang);
       g_object_unref (G_OBJECT (font));
-      g_object_unref (G_OBJECT (context));
       
       if (!GTK_CLIST_ROW_HEIGHT_SET(clist))
-	clist->row_height = (metrics.ascent + metrics.descent) / PANGO_SCALE;
+	clist->row_height = PANGO_PIXELS (metrics.ascent + metrics.descent);
     }
       
   CLIST_REFRESH (clist);
@@ -5847,8 +5846,8 @@ draw_row (GtkCList     *clist,
       layout = _gtk_clist_create_cell_layout (clist, clist_row, i);
       if (layout)
 	{
-	  pango_layout_get_extents (layout, NULL, &logical_rect);
+	  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
-	  width = logical_rect.width / PANGO_SCALE;
+	  width = logical_rect.width;
 	}
       else
 	width = 0;
@@ -5914,7 +5913,7 @@ draw_row (GtkCList     *clist,
 	case GTK_CELL_TEXT:
 	  if (layout)
 	    {
-	      gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height / PANGO_SCALE - 1) / 2;
+	      gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height - 1) / 2;
 
 	      gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
 	      gdk_draw_layout (clist->clist_window, fg_gc,

gtk/gtkctree.c

@@ -1791,8 +1791,8 @@ draw_row (GtkCList     *clist,
 	  layout = _gtk_clist_create_cell_layout (clist, clist_row, i);
 	  if (layout)
 	    {
-	      pango_layout_get_extents (layout, NULL, &logical_rect);
+	      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
-	      width = logical_rect.width / PANGO_SCALE;
+	      width = logical_rect.width;
 	    }
 	  else
 	    width = 0;
@@ -1872,7 +1872,7 @@ draw_row (GtkCList     *clist,
 		case GTK_CELL_TEXT:
 		  if (layout)
 		    {
-		      gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height / PANGO_SCALE - 1) / 2;
+		      gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height - 1) / 2;
 
 		      gdk_gc_set_clip_rectangle (fg_gc, &clip_rectangle);
 		      gdk_draw_layout (clist->clist_window, fg_gc,
@@ -1935,7 +1935,7 @@ draw_row (GtkCList     *clist,
 
       if (layout)
 	{
-	  gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height / PANGO_SCALE - 1) / 2;
+	  gint row_center_offset = 1.5 + (clist->row_height - logical_rect.height - 1) / 2;
 	  
 	  if (clist->column[i].justification == GTK_JUSTIFY_RIGHT)
 	    {
@@ -2815,10 +2815,10 @@ cell_size_request (GtkCList       *clist,
   layout = _gtk_clist_create_cell_layout (clist, clist_row, column);
   if (layout)
     {
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
-      requisition->width = logical_rect.width / PANGO_SCALE;
+      requisition->width = logical_rect.width;
-      requisition->height = logical_rect.height / PANGO_SCALE;
+      requisition->height = logical_rect.height;
       
       g_object_unref (G_OBJECT (layout));
     }

gtk/gtkentry.c

@@ -1975,10 +1975,7 @@ gtk_entry_style_set	(GtkWidget      *widget,
     }
 
   if (entry->layout)
-    {
+    pango_layout_context_changed (entry->layout);
-      g_object_unref (G_OBJECT (entry->layout));
-      entry->layout = NULL;
-    }
 }
 
 static void 
@@ -1988,10 +1985,7 @@ gtk_entry_direction_changed (GtkWidget        *widget,
   GtkEntry *entry = GTK_ENTRY (widget);
 
   if (entry->layout)
-    {
+    pango_layout_context_changed (entry->layout);
-      g_object_unref (G_OBJECT (entry->layout));
-      entry->layout = NULL;
-    }
 
   GTK_WIDGET_CLASS (parent_class)->direction_changed (widget, previous_dir);
 }

gtk/gtkfontsel.c

@@ -178,7 +178,6 @@ gtk_font_selection_init(GtkFontSelection *fontsel)
   GtkWidget *text_box;
   GtkWidget *table, *label;
 
-  fontsel->context = gtk_widget_create_pango_context (GTK_WIDGET (fontsel));
   fontsel->font_desc = pango_font_description_from_string ("sans 12");
   
   /* Create the table of font, style & size. */
@@ -348,7 +347,6 @@ gtk_font_selection_finalize (GObject *object)
   
   fontsel = GTK_FONT_SELECTION (object);
 
-  g_object_unref (G_OBJECT (fontsel->context));
   pango_font_description_free (fontsel->font_desc);
 
   if (fontsel->font)
@@ -449,7 +447,8 @@ gtk_font_selection_show_available_fonts (GtkFontSelection *fontsel)
   gchar **families;
   int n_families, i;
 
-  pango_context_list_families (fontsel->context, &families, &n_families);
+  pango_context_list_families (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)),
+			       &families, &n_families);
   qsort (families, n_families, sizeof(char *), cmp_strings);
 
   gtk_clist_freeze (GTK_CLIST (fontsel->font_clist));
@@ -562,7 +561,8 @@ gtk_font_selection_show_available_styles (GtkFontSelection *fontsel)
   gint match_row = 0;
   gchar *str;
   
-  pango_context_list_fonts (fontsel->context, fontsel->font_desc->family_name, &descs, &n_descs);
+  pango_context_list_fonts (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)),
+			    fontsel->font_desc->family_name, &descs, &n_descs);
   qsort (descs, n_descs, sizeof(PangoFontDescription *), font_description_sort_func);
 
   gtk_clist_freeze (GTK_CLIST (fontsel->font_style_clist));
@@ -833,7 +833,8 @@ gtk_font_selection_set_font_name (GtkFontSelection *fontsel,
 
   /* Check to make sure that this is in the list of allowed fonts */
 
-  pango_context_list_fonts (fontsel->context, new_desc->family_name, &descs, &n_descs);
+  pango_context_list_fonts (gtk_widget_get_pango_context (GTK_WIDGET (fontsel)),
+			    new_desc->family_name, &descs, &n_descs);
 
   for (i=0; i<n_descs; i++)
     {

gtk/gtkfontsel.h

@@ -79,7 +79,6 @@ struct _GtkFontSelection
   GtkWidget *filter_button;
   GtkWidget *preview_entry;
 
-  PangoContext *context;
   PangoFontDescription *font_desc;
   GdkFont *font;		/* Cache for gdk_font_selection_get_font, so we can preserve
 				 * refcounting behavior

gtk/gtkhruler.c

@@ -169,14 +169,14 @@ gtk_hruler_draw_ticks (GtkRuler *ruler)
   xthickness = widget->style->xthickness;
   ythickness = widget->style->ythickness;
 
-  digit_height = ink_rect.height / PANGO_SCALE + 2;
+  digit_height = PANGO_PIXELS (ink_rect.height) + 2;
   digit_offset = ink_rect.y;
 
   layout = gtk_widget_create_pango_layout (widget);
   pango_layout_set_text (layout, "012456789", -1);
   pango_layout_get_extents (layout, &ink_rect, &logical_rect);
   
-  digit_height = ink_rect.height / PANGO_SCALE + 1;
+  digit_height = PANGO_PIXELS (ink_rect.height) + 1;
   digit_offset = ink_rect.y;
 
   width = widget->allocation.width;
@@ -263,7 +263,7 @@ gtk_hruler_draw_ticks (GtkRuler *ruler)
 	      pango_layout_get_extents (layout, &logical_rect, NULL);
 
 	      gdk_draw_layout (ruler->backing_store, gc,
-			       pos + 2, ythickness + (logical_rect.y - digit_offset) / PANGO_SCALE,
+			       pos + 2, ythickness + PANGO_PIXELS (logical_rect.y - digit_offset),
 			       layout);
 	    }
 	}

gtk/gtkhscale.c

@@ -528,7 +528,7 @@ gtk_hscale_draw_value (GtkScale *scale)
 
       layout = gtk_widget_create_pango_layout (widget);
       pango_layout_set_text (layout, buffer, -1);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
       switch (scale->value_pos)
         {
@@ -536,15 +536,15 @@ gtk_hscale_draw_value (GtkScale *scale)
           gdk_window_get_position (GTK_RANGE (scale)->trough, &x, &y);
           gdk_window_get_size (GTK_RANGE (scale)->trough, &width, &height);
           
-          x -= SCALE_CLASS (scale)->value_spacing + logical_rect.width / PANGO_SCALE;
+          x -= SCALE_CLASS (scale)->value_spacing + logical_rect.width;
-          y += (height - logical_rect.height / PANGO_SCALE) / 2;
+          y += (height - logical_rect.height) / 2;
           break;
         case GTK_POS_RIGHT:
           gdk_window_get_position (GTK_RANGE (scale)->trough, &x, &y);
           gdk_window_get_size (GTK_RANGE (scale)->trough, &width, &height);
           
           x += width + SCALE_CLASS (scale)->value_spacing;
-          y += (height - logical_rect.height / PANGO_SCALE) / 2;
+          y += (height - logical_rect.height) / 2;
           break;
         case GTK_POS_TOP:
           gdk_window_get_position (GTK_RANGE (scale)->slider, &x, NULL);
@@ -552,10 +552,10 @@ gtk_hscale_draw_value (GtkScale *scale)
           gdk_window_get_size (GTK_RANGE (scale)->slider, &width, NULL);
           gdk_window_get_size (GTK_RANGE (scale)->trough, NULL, &height);
           
-          x += widget->allocation.x + (width - logical_rect.width / PANGO_SCALE) / 2;
+          x += widget->allocation.x + (width - logical_rect.width) / 2;
 	  x = CLAMP (x, widget->allocation.x,
-		     widget->allocation.x + widget->allocation.width - logical_rect.width / PANGO_SCALE);
+		     widget->allocation.x + widget->allocation.width - logical_rect.width);
-          y -= logical_rect.height / PANGO_SCALE;
+          y -= logical_rect.height;
           break;
         case GTK_POS_BOTTOM:
           gdk_window_get_position (GTK_RANGE (scale)->slider, &x, NULL);
@@ -563,9 +563,9 @@ gtk_hscale_draw_value (GtkScale *scale)
           gdk_window_get_size (GTK_RANGE (scale)->slider, &width, NULL);
           gdk_window_get_size (GTK_RANGE (scale)->trough, NULL, &height);
           
-          x += widget->allocation.x + (width - logical_rect.width / PANGO_SCALE) / 2;
+          x += widget->allocation.x + (width - logical_rect.width) / 2;
 	  x = CLAMP (x, widget->allocation.x,
-		     widget->allocation.x + widget->allocation.width - logical_rect.width / PANGO_SCALE);
+		     widget->allocation.x + widget->allocation.width - logical_rect.width);
           y += height;
           break;
         }

gtk/gtklabel.c

@@ -443,7 +443,7 @@ gtk_label_size_request (GtkWidget      *widget,
 	  pango_layout_get_extents (label->layout, NULL, &logical_rect);
 
 	  requisition->width += aux_info->width;
-	  requisition->height += logical_rect.height / PANGO_SCALE;
+	  requisition->height += PANGO_PIXELS (logical_rect.height);
 	}
       else
 	{
@@ -510,8 +510,8 @@ gtk_label_size_request (GtkWidget      *widget,
 	    }
 	  pango_layout_set_width (label->layout, width);
 
-	  requisition->width += real_width / PANGO_SCALE;
+	  requisition->width += PANGO_PIXELS (real_width);
-	  requisition->height += height / PANGO_SCALE;
+	  requisition->height += PANGO_PIXELS (height);
 	}
     }
   else				/* !label->wrap */
@@ -519,8 +519,8 @@ gtk_label_size_request (GtkWidget      *widget,
       pango_layout_set_width (label->layout, -1);
       pango_layout_get_extents (label->layout, NULL, &logical_rect);
 
-      requisition->width += logical_rect.width / PANGO_SCALE;
+      requisition->width += PANGO_PIXELS (logical_rect.width);
-      requisition->height += logical_rect.height / PANGO_SCALE;
+      requisition->height += PANGO_PIXELS (logical_rect.height);
     }
 }
 
@@ -535,10 +535,7 @@ gtk_label_style_set (GtkWidget *widget,
   label = GTK_LABEL (widget);
 
   if (previous_style && label->layout)
-    {
+    pango_layout_context_changed (label->layout);
-      g_object_unref (G_OBJECT (label->layout));
-      label->layout = NULL;
-    }
 }
 
 static void 
@@ -548,10 +545,7 @@ gtk_label_direction_changed (GtkWidget        *widget,
   GtkLabel *label = GTK_LABEL (widget);
 
   if (label->layout)
-    {
+    pango_layout_context_changed (label->layout);
-      g_object_unref (G_OBJECT (label->layout));
-      label->layout = NULL;
-    }
 
   GTK_WIDGET_CLASS (parent_class)->direction_changed (widget, previous_dir);
 }

gtk/gtkprogressbar.c

@@ -365,7 +365,7 @@ gtk_progress_bar_size_request (GtkWidget      *widget,
 
       layout = gtk_widget_create_pango_layout (widget);
       pango_layout_set_text (layout, buf, -1);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 	  
       g_object_unref (G_OBJECT (layout));
       g_free (buf);
@@ -378,11 +378,11 @@ gtk_progress_bar_size_request (GtkWidget      *widget,
 	{
 	  requisition->width = MAX (MIN_HORIZONTAL_BAR_WIDTH,
 				    2 * widget->style->xthickness + 3 +
-				    logical_rect.width / PANGO_SCALE + 2 * TEXT_SPACING);
+				    logical_rect.width + 2 * TEXT_SPACING);
 
 	  requisition->height = MAX (MIN_HORIZONTAL_BAR_HEIGHT,
 				     2 * widget->style->ythickness + 3 +
-				     logical_rect.height / PANGO_SCALE + 2 * TEXT_SPACING);
+				     logical_rect.height + 2 * TEXT_SPACING);
 	}
       else
 	{
@@ -396,11 +396,11 @@ gtk_progress_bar_size_request (GtkWidget      *widget,
 	{	  
 	  requisition->width = MAX (MIN_VERTICAL_BAR_WIDTH,
 				    2 * widget->style->xthickness + 3 +
-				    logical_rect.width / PANGO_SCALE + 2 * TEXT_SPACING);
+				    logical_rect.width + 2 * TEXT_SPACING);
 
 	  requisition->height = MAX (MIN_VERTICAL_BAR_HEIGHT,
 				     2 * widget->style->ythickness + 3 +
-				     logical_rect.height / PANGO_SCALE + 2 * TEXT_SPACING);
+				     logical_rect.height + 2 * TEXT_SPACING);
 	}
       else
 	{
@@ -712,16 +712,16 @@ gtk_progress_bar_paint (GtkProgress *progress)
 
 	  layout = gtk_widget_create_pango_layout (widget);
 	  pango_layout_set_text (layout, buf, -1);
-	  pango_layout_get_extents (layout, NULL, &logical_rect);
+	  pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 	  
 	  x = widget->style->xthickness + 1 + 
 	    (widget->allocation.width - 2 * widget->style->xthickness -
-	     3 - logical_rect.width / PANGO_SCALE)
+	     3 - logical_rect.width)
 	    * progress->x_align; 
 
 	  y = widget->style->ythickness + 1 +
 	    (widget->allocation.height - 2 * widget->style->ythickness -
-	     3 - logical_rect.height / PANGO_SCALE)
+	     3 - logical_rect.height)
 	    * progress->y_align;
 
 	  rect.x = widget->style->xthickness + 1;

gtk/gtkscale.c

@@ -300,12 +300,12 @@ gtk_scale_get_value_size (GtkScale *scale,
       buffer[i] = '\0';
 
       pango_layout_set_text (layout, buffer, i);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
       if (width)
-	*width = logical_rect.width / PANGO_SCALE;
+	*width = logical_rect.width;
       if (height)
-	*height = logical_rect.width / PANGO_SCALE;
+	*height = logical_rect.width;
       
       value = ABS (range->adjustment->upper);
       if (value == 0) value = 1;
@@ -325,12 +325,12 @@ gtk_scale_get_value_size (GtkScale *scale,
       buffer[i] = '\0';
 
       pango_layout_set_text (layout, buffer, i);
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
       if (width)
-	*width = MAX (*width, logical_rect.width / PANGO_SCALE);
+	*width = MAX (*width, logical_rect.width);
       if (height)
-	*height = MAX (*height, logical_rect.height / PANGO_SCALE);
+	*height = MAX (*height, logical_rect.height);
 
       g_object_unref (G_OBJECT (layout));
     }

gtk/gtkvruler.c

@@ -171,7 +171,7 @@ gtk_vruler_draw_ticks (GtkRuler *ruler)
   pango_layout_set_text (layout, "012456789", -1);
   pango_layout_get_extents (layout, &ink_rect, &logical_rect);
   
-  digit_height = ink_rect.height / PANGO_SCALE + 2;
+  digit_height = PANGO_PIXELS (ink_rect.height) + 2;
   digit_offset = ink_rect.y;
 
   width = widget->allocation.height;
@@ -260,7 +260,7 @@ gtk_vruler_draw_ticks (GtkRuler *ruler)
 		  
 		  gdk_draw_layout (ruler->backing_store, gc,
 				   xthickness + 1,
-				   pos + digit_height * j + 2 + (logical_rect.y - digit_offset) / PANGO_SCALE,
+				   pos + digit_height * j + 2 + PANGO_PIXELS (logical_rect.y - digit_offset),
 				   layout);
 		}
 	    }

gtk/gtkvscale.c

@@ -532,7 +532,7 @@ gtk_vscale_draw_value (GtkScale *scale)
 
       layout = gtk_widget_create_pango_layout (widget);
       pango_layout_set_text (layout, buffer, strlen (buffer));
-      pango_layout_get_extents (layout, NULL, &logical_rect);
+      pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
 
       switch (scale->value_pos)
         {
@@ -542,9 +542,9 @@ gtk_vscale_draw_value (GtkScale *scale)
           gdk_window_get_size (GTK_RANGE (scale)->trough, &width, NULL);
           gdk_window_get_size (GTK_RANGE (scale)->slider, NULL, &height);
           
-          x -= SCALE_CLASS (scale)->value_spacing + logical_rect.width / PANGO_SCALE;
+          x -= SCALE_CLASS (scale)->value_spacing + logical_rect.width;
-          y += widget->allocation.y + (height - logical_rect.height / PANGO_SCALE) / 2 +
+          y += widget->allocation.y + (height - logical_rect.height) / 2 +
-                                       PANGO_ASCENT (logical_rect) / PANGO_SCALE;
+                                       PANGO_ASCENT (logical_rect);
           break;
         case GTK_POS_RIGHT:
           gdk_window_get_position (GTK_RANGE (scale)->trough, &x, NULL);
@@ -553,24 +553,24 @@ gtk_vscale_draw_value (GtkScale *scale)
           gdk_window_get_size (GTK_RANGE (scale)->slider, NULL, &height);
           
           x += width + SCALE_CLASS (scale)->value_spacing;
-          y += widget->allocation.y + (height - logical_rect.height / PANGO_SCALE) / 2 +
+          y += widget->allocation.y + (height - logical_rect.height) / 2 +
-                                       PANGO_ASCENT (logical_rect) / PANGO_SCALE;
+                                       PANGO_ASCENT (logical_rect);
           break;
         case GTK_POS_TOP:
           gdk_window_get_position (GTK_RANGE (scale)->trough, &x, &y);
           gdk_window_get_size (GTK_RANGE (scale)->slider, &width, NULL);
           gdk_window_get_size (GTK_RANGE (scale)->trough, NULL, &height);
           
-          x += (width - logical_rect.width / PANGO_SCALE) / 2;
+          x += (width - logical_rect.width) / 2;
-          y -= PANGO_DESCENT (logical_rect) / PANGO_SCALE;
+          y -= PANGO_DESCENT (logical_rect);
           break;
         case GTK_POS_BOTTOM:
           gdk_window_get_position (GTK_RANGE (scale)->trough, &x, &y);
           gdk_window_get_size (GTK_RANGE (scale)->slider, &width, NULL);
           gdk_window_get_size (GTK_RANGE (scale)->trough, NULL, &height);
           
-          x += (width - logical_rect.width / PANGO_SCALE) / 2;
+          x += (width - logical_rect.width) / 2;
-          y += height + PANGO_ASCENT (logical_rect) / PANGO_SCALE;
+          y += height + PANGO_ASCENT (logical_rect);
           break;
         }
       

gtk/gtkwidget.c

@@ -168,8 +168,9 @@ static void gtk_widget_direction_changed	 (GtkWidget	    *widget,
 						  GtkTextDirection   previous_direction);
 static void gtk_widget_real_grab_focus           (GtkWidget         *focus_widget);
 
-static GdkColormap* gtk_widget_peek_colormap (void);
+static GdkColormap*  gtk_widget_peek_colormap      (void);
-static GtkStyle*    gtk_widget_peek_style    (void);
+static GtkStyle*     gtk_widget_peek_style         (void);
+static PangoContext *gtk_widget_peek_pango_context (GtkWidget *widget);
 
 static void gtk_widget_reparent_container_child  (GtkWidget     *widget,
 						  gpointer       client_data);
@@ -208,6 +209,8 @@ static const gchar *saved_default_style_key = "gtk-saved-default-style";
 static guint        saved_default_style_key_id = 0;
 static const gchar *shape_info_key = "gtk-shape-info";
 static const gchar *colormap_key = "gtk-colormap";
+static const gchar *pango_context_key = "gtk-pango-context";
+static guint        pango_context_key_id = 0;
 
 static const gchar *rc_style_key = "gtk-rc-style";
 static guint        rc_style_key_id = 0;
@@ -3052,6 +3055,13 @@ gtk_widget_modify_style (GtkWidget      *widget,
     gtk_widget_set_rc_style (widget);
 }
 
+static void
+gtk_widget_direction_changed (GtkWidget        *widget,
+			      GtkTextDirection  previous_direction)
+{
+  gtk_widget_queue_resize (widget);
+}
+
 static void
 gtk_widget_style_set (GtkWidget *widget,
 		      GtkStyle  *previous_style)
@@ -3061,13 +3071,6 @@ gtk_widget_style_set (GtkWidget *widget,
     gtk_style_set_background (widget->style, widget->window, widget->state);
 }
 
-static void
-gtk_widget_direction_changed (GtkWidget	       *widget,
-			      GtkTextDirection  previous_direction)
-{
-  gtk_widget_queue_resize (widget);
-}
-
 static void
 gtk_widget_set_style_internal (GtkWidget *widget,
 			       GtkStyle	 *style,
@@ -3076,6 +3079,13 @@ gtk_widget_set_style_internal (GtkWidget *widget,
   g_return_if_fail (widget != NULL);
   g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (style != NULL);
+
+  if (widget->style != style || initial_emission)
+    {
+      PangoContext *context = gtk_widget_peek_pango_context (widget);
+      if (context)
+	pango_context_set_font_description (context, widget->style->font_desc);
+    }
   
   if (widget->style != style)
     {
@@ -3200,13 +3210,60 @@ gtk_widget_pop_style (void)
     }
 }
 
+static PangoContext *
+gtk_widget_peek_pango_context (GtkWidget *widget)
+{
+  if (!pango_context_key_id)
+    pango_context_key_id = g_quark_from_static_string (pango_context_key);
+
+  return gtk_object_get_data_by_id (GTK_OBJECT (widget), pango_context_key_id);
+}
+
+/**
+ * gtk_widget_get_pango_context:
+ * @widget: a #GtkWidget
+ * 
+ * Get a #PangoContext with the appropriate colormap, font description
+ * and base direction for this widget. Unlike the context returned
+ * by gtk_widget_create_pango_context(), this context is owned by
+ * the widget (it can be used as long as widget exists), and will
+ * be updated to match any changes to the widget's attributes.
+ *
+ * If you create and keep a #PangoLayout using this context, you must
+ * deal with changes to the context by calling pango_layout_context_changed()
+ * on the layout in response to the ::style_set and ::direction_set signals
+ * for the widget.
+ *
+ * Return value: the #PangoContext for the widget.
+ **/
+PangoContext *
+gtk_widget_get_pango_context (GtkWidget *widget)
+{
+  PangoContext *context;
+
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+  
+  if (!pango_context_key_id)
+    pango_context_key_id = g_quark_from_static_string (pango_context_key);
+
+  context = gtk_object_get_data_by_id (GTK_OBJECT (widget), pango_context_key_id);
+  if (!context)
+    {
+      context = gtk_widget_create_pango_context (GTK_WIDGET (widget));
+      gtk_object_set_data_by_id_full (GTK_OBJECT (widget), pango_context_key_id, context,
+				      (GDestroyNotify)g_object_unref);
+    }
+
+  return context;
+}
+
 /**
  * gtk_widget_create_pango_context:
  * @widget: a #PangoWidget
  * 
  * Create a new pango context with the appropriate colormap,
  * font description, and base direction for drawing text for
- * this widget.
+ * this widget. See also gtk_widget_get_pango_context()
  * 
  * Return value: the new #PangoContext
  **/
@@ -3240,6 +3297,11 @@ gtk_widget_create_pango_context (GtkWidget *widget)
  * Create a new #PangoLayout with the appropriate colormap,
  * font description, and base direction for drawing text for
  * this widget.
+ *
+ * If you keep a #PangoLayout created in this way around, in order
+ * notify the layout of changes to the base direction or font of this
+ * widget, you must call pango_layout_context_changed() in response to
+ * the ::style_set and ::direction_set signals for the widget.
  * 
  * Return value: the new #PangoLayout
  **/
@@ -3251,9 +3313,8 @@ gtk_widget_create_pango_layout (GtkWidget *widget)
 
   g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
 
-  context = gtk_widget_create_pango_context (widget);
+  context = gtk_widget_get_pango_context (widget);
   layout = pango_layout_new (context);
-  g_object_unref (G_OBJECT (context));
 
   return layout;
 }
@@ -3870,6 +3931,20 @@ gtk_widget_get_default_visual (void)
   return gdk_colormap_get_visual (gtk_widget_get_default_colormap ());
 }
 
+static void
+gtk_widget_emit_direction_changed (GtkWidget        *widget,
+				   GtkTextDirection  old_dir)
+{
+  PangoContext *context = gtk_widget_peek_pango_context (widget);
+
+  if (context)
+    pango_context_set_base_dir (context,
+				gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR ?
+				  PANGO_DIRECTION_LTR : PANGO_DIRECTION_RTL);
+  
+  gtk_signal_emit (GTK_OBJECT (widget), widget_signals[DIRECTION_CHANGED], old_dir);
+}
+
 /**
  * gtk_widget_set_direction:
  * @widget: a #GtkWidget
@@ -3912,7 +3987,7 @@ gtk_widget_set_direction (GtkWidget        *widget,
     }
 
   if (old_dir != gtk_widget_get_direction (widget))
-    gtk_signal_emit (GTK_OBJECT (widget), widget_signals[DIRECTION_CHANGED], old_dir);
+    gtk_widget_emit_direction_changed (widget, old_dir);
 }
 
 /**
@@ -3944,7 +4019,7 @@ gtk_widget_set_default_direction_recurse (GtkWidget *widget, gpointer data)
   g_object_ref (G_OBJECT (widget));
   
   if (!GTK_WIDGET_DIRECTION_SET (widget))
-    gtk_signal_emit (GTK_OBJECT (widget), widget_signals[DIRECTION_CHANGED], old_dir);      
+    gtk_widget_emit_direction_changed (widget, old_dir);
   
   if (GTK_IS_CONTAINER (widget))
     gtk_container_forall (GTK_CONTAINER (widget),

gtk/gtkwidget.h

@@ -576,6 +576,7 @@ void       gtk_widget_modify_style      (GtkWidget      *widget,
 					 GtkRcStyle     *style);
 
 PangoContext *gtk_widget_create_pango_context (GtkWidget *widget);
+PangoContext *gtk_widget_get_pango_context    (GtkWidget *widget);
 PangoLayout  *gtk_widget_create_pango_layout  (GtkWidget *widget);
 
 /* handle composite names for GTK_COMPOSITE_CHILD widgets,