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-rw-r--r--src/core/boxes.c123
1 files changed, 32 insertions, 91 deletions
diff --git a/src/core/boxes.c b/src/core/boxes.c
index 877fa458..93f7db44 100644
--- a/src/core/boxes.c
+++ b/src/core/boxes.c
@@ -1791,6 +1791,7 @@ meta_rectangle_find_onscreen_edges (const MetaRectangle *basic_rect,
GList*
meta_rectangle_find_nonintersected_xinerama_edges (
+ const MetaRectangle *screen_rect,
const GList *xinerama_rects,
const GSList *all_struts)
{
@@ -1813,98 +1814,38 @@ meta_rectangle_find_nonintersected_xinerama_edges (
while (cur)
{
MetaRectangle *cur_rect = cur->data;
- const GList *compare = xinerama_rects;
- while (compare)
+ MetaEdge *new_edge;
+ if (BOX_LEFT(*cur_rect) != BOX_LEFT(*screen_rect))
{
- MetaRectangle *compare_rect = compare->data;
-
- /* Check if cur might be horizontally adjacent to compare */
- if (meta_rectangle_vert_overlap(cur_rect, compare_rect))
- {
- MetaSide side_type;
- int y = MAX (cur_rect->y, compare_rect->y);
- int height = MIN (BOX_BOTTOM (*cur_rect) - y,
- BOX_BOTTOM (*compare_rect) - y);
- int width = 0;
- int x;
-
- if (BOX_LEFT (*cur_rect) == BOX_RIGHT (*compare_rect))
- {
- /* compare_rect is to the left of cur_rect */
- x = BOX_LEFT (*cur_rect);
- side_type = META_SIDE_LEFT;
- }
- else if (BOX_RIGHT (*cur_rect) == BOX_LEFT (*compare_rect))
- {
- /* compare_rect is to the right of cur_rect */
- x = BOX_RIGHT (*cur_rect);
- side_type = META_SIDE_RIGHT;
- }
- else
- /* These rectangles aren't adjacent after all */
- x = INT_MIN;
-
- /* If the rectangles really are adjacent */
- if (x != INT_MIN)
- {
- /* We need a left edge for the xinerama on the right, and
- * a right edge for the xinerama on the left. Just fill
- * up the edges and stick 'em on the list.
- */
- MetaEdge *new_edge = g_new (MetaEdge, 1);
-
- new_edge->rect = meta_rect (x, y, width, height);
- new_edge->side_type = side_type;
- new_edge->edge_type = META_EDGE_XINERAMA;
-
- ret = g_list_prepend (ret, new_edge);
- }
- }
-
- /* Check if cur might be vertically adjacent to compare */
- if (meta_rectangle_horiz_overlap(cur_rect, compare_rect))
- {
- MetaSide side_type;
- int x = MAX (cur_rect->x, compare_rect->x);
- int width = MIN (BOX_RIGHT (*cur_rect) - x,
- BOX_RIGHT (*compare_rect) - x);
- int height = 0;
- int y;
-
- if (BOX_TOP (*cur_rect) == BOX_BOTTOM (*compare_rect))
- {
- /* compare_rect is to the top of cur_rect */
- y = BOX_TOP (*cur_rect);
- side_type = META_SIDE_TOP;
- }
- else if (BOX_BOTTOM (*cur_rect) == BOX_TOP (*compare_rect))
- {
- /* compare_rect is to the bottom of cur_rect */
- y = BOX_BOTTOM (*cur_rect);
- side_type = META_SIDE_BOTTOM;
- }
- else
- /* These rectangles aren't adjacent after all */
- y = INT_MIN;
-
- /* If the rectangles really are adjacent */
- if (y != INT_MIN)
- {
- /* We need a top edge for the xinerama on the bottom, and
- * a bottom edge for the xinerama on the top. Just fill
- * up the edges and stick 'em on the list.
- */
- MetaEdge *new_edge = g_new (MetaEdge, 1);
-
- new_edge->rect = meta_rect (x, y, width, height);
- new_edge->side_type = side_type;
- new_edge->edge_type = META_EDGE_XINERAMA;
-
- ret = g_list_prepend (ret, new_edge);
- }
- }
-
- compare = compare->next;
+ new_edge = g_new (MetaEdge, 1);
+ new_edge->rect = meta_rect (BOX_LEFT (*cur_rect), BOX_TOP (*cur_rect), 0, cur_rect->height);
+ new_edge->side_type = META_SIDE_LEFT;
+ new_edge->edge_type = META_EDGE_XINERAMA;
+ ret = g_list_prepend (ret, new_edge);
+ }
+ if (BOX_RIGHT(*cur_rect) != BOX_RIGHT(*screen_rect))
+ {
+ new_edge = g_new (MetaEdge, 1);
+ new_edge->rect = meta_rect (BOX_RIGHT (*cur_rect), BOX_TOP (*cur_rect), 0, cur_rect->height);
+ new_edge->side_type = META_SIDE_RIGHT;
+ new_edge->edge_type = META_EDGE_XINERAMA;
+ ret = g_list_prepend (ret, new_edge);
+ }
+ if (BOX_TOP(*cur_rect) != BOX_TOP(*screen_rect))
+ {
+ new_edge = g_new (MetaEdge, 1);
+ new_edge->rect = meta_rect (BOX_LEFT (*cur_rect), BOX_TOP (*cur_rect), cur_rect->width, 0);
+ new_edge->side_type = META_SIDE_TOP;
+ new_edge->edge_type = META_EDGE_XINERAMA;
+ ret = g_list_prepend (ret, new_edge);
+ }
+ if (BOX_BOTTOM(*cur_rect) != BOX_BOTTOM(*screen_rect))
+ {
+ new_edge = g_new (MetaEdge, 1);
+ new_edge->rect = meta_rect (BOX_LEFT (*cur_rect), BOX_BOTTOM (*cur_rect), cur_rect->width, 0);
+ new_edge->side_type = META_SIDE_BOTTOM;
+ new_edge->edge_type = META_EDGE_XINERAMA;
+ ret = g_list_prepend (ret, new_edge);
}
cur = cur->next;
}