[nautilus] canvas: use GTK_LAYOUT casts instead of going through the parent struct

[Cosimo Cecchi <cosimoc src gnome org>]

commit 2260005986d8c620669e56c4b9f2fba12e8e0625
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sat Oct 30 16:02:16 2010 +0200

    canvas: use GTK_LAYOUT casts instead of going through the parent struct
    
    That's just confusing.

 eel/eel-canvas.c |   34 +++++++++++++++++-----------------
 1 files changed, 17 insertions(+), 17 deletions(-)
---
diff --git a/eel/eel-canvas.c b/eel/eel-canvas.c
index 2332e3b..a3fe416 100644
--- a/eel/eel-canvas.c
+++ b/eel/eel-canvas.c
@@ -1835,11 +1835,11 @@ eel_canvas_accessible_initialize (AtkObject *obj,
 		ATK_OBJECT_CLASS (accessible_parent_class)->initialize (obj, data);
 
 	canvas = EEL_CANVAS (data);
-	g_signal_connect (gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (&canvas->layout)),
+	g_signal_connect (gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas)),
 			  "value_changed",
 			  G_CALLBACK (eel_canvas_accessible_adjustment_changed),
 			  obj);
-	g_signal_connect (gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (&canvas->layout)),
+	g_signal_connect (gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas)),
 			  "value_changed",
 			  G_CALLBACK (eel_canvas_accessible_adjustment_changed),
 			  obj);
@@ -2086,7 +2086,7 @@ eel_canvas_init (EelCanvas *canvas)
 
 	canvas->scroll_x1 = 0.0;
 	canvas->scroll_y1 = 0.0;
-	gtk_layout_get_size (&canvas->layout,
+	gtk_layout_get_size (GTK_LAYOUT (canvas),
 			     &width, &height);
 	canvas->scroll_x2 = width;
 	canvas->scroll_y2 = height;
@@ -2254,8 +2254,8 @@ eel_canvas_realize (GtkWidget *widget)
 
 	canvas = EEL_CANVAS (widget);
 
-	gdk_window_set_events (gtk_layout_get_bin_window (&canvas->layout),
-			       (gdk_window_get_events (gtk_layout_get_bin_window (&canvas->layout))
+	gdk_window_set_events (gtk_layout_get_bin_window (GTK_LAYOUT (canvas)),
+			       (gdk_window_get_events (gtk_layout_get_bin_window (GTK_LAYOUT (canvas)))
 				 | GDK_EXPOSURE_MASK
 				 | GDK_BUTTON_PRESS_MASK
 				 | GDK_BUTTON_RELEASE_MASK
@@ -2364,8 +2364,8 @@ scroll_to (EelCanvas *canvas, int cx, int cy)
 		gtk_widget_queue_draw (GTK_WIDGET (canvas));
 	}
 
-	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (&canvas->layout));
-	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (&canvas->layout));
+	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas));
+	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas));
 
 	if (((int) gtk_adjustment_get_value (hadjustment)) != cx) {
 		gtk_adjustment_set_value (hadjustment, cx);
@@ -2406,8 +2406,8 @@ eel_canvas_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
 
 	/* Recenter the view, if appropriate */
 
-	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (&canvas->layout));
-	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (&canvas->layout));
+	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas));
+	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas));
 
 	gtk_adjustment_set_page_size (hadjustment, allocation->width);
 	gtk_adjustment_set_page_increment (hadjustment, allocation->width / 2);
@@ -2721,7 +2721,7 @@ eel_canvas_button (GtkWidget *widget, GdkEventButton *event)
 	 * dispatch normally regardless of the event's window if an item has
 	 * has a pointer grab in effect
 	 */
-	if (!canvas->grabbed_item && event->window != gtk_layout_get_bin_window (&canvas->layout))
+	if (!canvas->grabbed_item && event->window != gtk_layout_get_bin_window (GTK_LAYOUT (canvas)))
 		return retval;
 
 	switch (event->button) {
@@ -2787,7 +2787,7 @@ eel_canvas_motion (GtkWidget *widget, GdkEventMotion *event)
 
 	canvas = EEL_CANVAS (widget);
 
-	if (event->window != gtk_layout_get_bin_window (&canvas->layout))
+	if (event->window != gtk_layout_get_bin_window (GTK_LAYOUT (canvas)))
 		return FALSE;
 
 	canvas->state = event->state;
@@ -2826,7 +2826,7 @@ eel_canvas_crossing (GtkWidget *widget, GdkEventCrossing *event)
 
 	canvas = EEL_CANVAS (widget);
 
-	if (event->window != gtk_layout_get_bin_window (&canvas->layout))
+	if (event->window != gtk_layout_get_bin_window (GTK_LAYOUT (canvas)))
 		return FALSE;
 
 	canvas->state = event->state;
@@ -3198,8 +3198,8 @@ eel_canvas_set_pixels_per_unit (EelCanvas *canvas, double n)
 	center_y = allocation.height / 2;
 
 	/* Find the coordinates of the screen center in units. */
-	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (&canvas->layout));
-	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (&canvas->layout));
+	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas));
+	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas));
 	cx = (gtk_adjustment_get_value (hadjustment) + center_x) / canvas->pixels_per_unit + canvas->scroll_x1 + canvas->zoom_xofs;
 	cy = (gtk_adjustment_get_value (vadjustment) + center_y) / canvas->pixels_per_unit + canvas->scroll_y1 + canvas->zoom_yofs;
 
@@ -3295,8 +3295,8 @@ eel_canvas_get_scroll_offsets (EelCanvas *canvas, int *cx, int *cy)
 
 	g_return_if_fail (EEL_IS_CANVAS (canvas));
 
-	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (&canvas->layout));
-	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (&canvas->layout));
+	hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas));
+	vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas));
 
 	if (cx)
 		*cx = gtk_adjustment_get_value (hadjustment);
@@ -3396,7 +3396,7 @@ eel_canvas_request_redraw (EelCanvas *canvas, int x1, int y1, int x2, int y2)
 	bbox.width = x2 - x1;
 	bbox.height = y2 - y1;
 
-	gdk_window_invalidate_rect (gtk_layout_get_bin_window (&canvas->layout),
+	gdk_window_invalidate_rect (gtk_layout_get_bin_window (GTK_LAYOUT (canvas)),
 				    &bbox, FALSE);
 }