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Change NAVIGATION_REGION_OVERSHOOT back to 50, and create stay-up regions

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Tue Oct 29 20:39:16 2002  Soeren Sandmann  <sandmann@daimi.au.dk>

	* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
	and create stay-up regions by flipping a fourth quadrant triangle
	as appropriate.
This commit is contained in:
Soeren Sandmann 2002-10-29 19:44:59 +00:00 committed by Søren Sandmann Pedersen
parent ae26d02476
commit fe0b83b722
7 changed files with 91 additions and 8 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

6
ChangeLog.pre-2-10
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

6
ChangeLog.pre-2-2
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

6
ChangeLog.pre-2-4
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

6
ChangeLog.pre-2-6
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

6
ChangeLog.pre-2-8
View File

@ -1,3 +1,9 @@
Tue Oct 29 20:39:16 2002 Soeren Sandmann <sandmann@daimi.au.dk>
* gtk/gtkmenu.c: Change NAVIGATION_REGION_OVERSHOOT back to 50,
and create stay-up regions by flipping a fourth quadrant triangle
as appropriate.
2002-10-28 Tor Lillqvist <tml@iki.fi>
* gdk/win32/gdkwindow-win32.c (gdk_window_set_decorations,

63
gtk/gtkmenu.c
View File

@ -47,9 +47,9 @@
#define DEFAULT_POPUP_DELAY 225
#define DEFAULT_POPDOWN_DELAY 1000
#define NAVIGATION_REGION_OVERSHOOT 5 /* How much the navigation region
* extends below the submenu
*/
#define NAVIGATION_REGION_OVERSHOOT 50 /* How much the navigation region
* extends below the submenu
*/
#define MENU_SCROLL_STEP 10
#define MENU_SCROLL_ARROW_HEIGHT 16
@ -2364,6 +2364,40 @@ 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,
@ -2394,30 +2428,36 @@ 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);
if (menu_item->submenu_direction == GTK_DIRECTION_RIGHT)
{
/* right */
point[0].x = event->x_root - 1;
point[0].x = event->x_root;
point[1].x = submenu_left;
}
else
{
/* left */
point[0].x = event->x_root + 2;
point[1].x = submenu_right;
point[0].x = event->x_root + 1;
point[1].x = 2 * (event->x_root + 1) - submenu_right;
flip_x = TRUE;
}
if (event->y < 0)
{
/* top */
point[0].y = event->y_root + 1;
point[1].y = submenu_top - NAVIGATION_REGION_OVERSHOOT;
point[1].y = 2 * (event->y_root + 1) - submenu_top + NAVIGATION_REGION_OVERSHOOT;
if (point[0].y <= submenu_top)
if (point[0].y >= point[1].y - NAVIGATION_REGION_OVERSHOOT)
return;
flip_y = TRUE;
}
else
{
@ -2434,6 +2474,13 @@ 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 (G_OBJECT (gtk_widget_get_settings (GTK_WIDGET (menu))),
"gtk-menu-popdown-delay", &popdown_delay,
NULL);