Create the navigation region without flipping

Gets rid of some code in preparation to switching to do the computation
completely without GdkRegion.
This commit is contained in:
Benjamin Otte 2010-05-23 21:06:24 +02:00
parent 9928158d41
commit 7ad08f19aa

View File

@ -4163,40 +4163,6 @@ draw_stay_up_triangle (GdkWindow *window,
}
#endif
static GdkRegion *
flip_region (GdkRegion *region,
gboolean flip_x,
gboolean flip_y)
{
gint n_rectangles;
GdkRectangle *rectangles;
GdkRectangle clipbox;
GdkRegion *new_region;
gint i;
new_region = gdk_region_new ();
gdk_region_get_rectangles (region, &rectangles, &n_rectangles);
gdk_region_get_clipbox (region, &clipbox);
for (i = 0; i < n_rectangles; ++i)
{
GdkRectangle rect = rectangles[i];
if (flip_y)
rect.y -= 2 * (rect.y - clipbox.y) + rect.height;
if (flip_x)
rect.x -= 2 * (rect.x - clipbox.x) + rect.width;
gdk_region_union_with_rect (new_region, &rect);
}
g_free (rectangles);
return new_region;
}
static void
gtk_menu_set_submenu_navigation_region (GtkMenu *menu,
GtkMenuItem *menu_item,
@ -4228,8 +4194,6 @@ gtk_menu_set_submenu_navigation_region (GtkMenu *menu,
if (event->x >= 0 && event->x < width)
{
gint popdown_delay;
gboolean flip_y = FALSE;
gboolean flip_x = FALSE;
gtk_menu_stop_navigating_submenu (menu);
@ -4243,26 +4207,22 @@ gtk_menu_set_submenu_navigation_region (GtkMenu *menu,
{
/* left */
point[0].x = event->x_root + 1;
point[1].x = 2 * (event->x_root + 1) - submenu_right;
flip_x = TRUE;
point[1].x = submenu_right;
}
if (event->y < 0)
{
/* top */
point[0].y = event->y_root + 1;
point[1].y = 2 * (event->y_root + 1) - submenu_top + NAVIGATION_REGION_OVERSHOOT;
point[0].y = event->y_root;
point[1].y = submenu_top - NAVIGATION_REGION_OVERSHOOT;
if (point[0].y >= point[1].y - NAVIGATION_REGION_OVERSHOOT)
if (point[0].y <= submenu_top)
return;
flip_y = TRUE;
}
else
{
/* bottom */
point[0].y = event->y_root;
point[0].y = event->y_root + 1;
point[1].y = submenu_bottom + NAVIGATION_REGION_OVERSHOOT;
if (point[0].y >= submenu_bottom)
@ -4274,13 +4234,6 @@ gtk_menu_set_submenu_navigation_region (GtkMenu *menu,
menu->navigation_region = gdk_region_polygon (point, 3, GDK_WINDING_RULE);
if (flip_x || flip_y)
{
GdkRegion *new_region = flip_region (menu->navigation_region, flip_x, flip_y);
gdk_region_destroy (menu->navigation_region);
menu->navigation_region = new_region;
}
g_object_get (gtk_widget_get_settings (GTK_WIDGET (menu)),
"gtk-menu-popdown-delay", &popdown_delay,
NULL);