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squash! ssd: fix resizing on border corners and add <resize><cornerRange>

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- Treat titlebar corners as resize corners

- Only call `get_resizing_type` to determine context for cursor where it
  should have an effect, i.e., on SSD parts that are borders or extents.
This commit is contained in:
Andrew J. Hesford 2025-02-01 08:52:34 -05:00
parent e98406168d
commit 99af1edfe3
1 changed files with 26 additions and 19 deletions
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45
src/ssd/ssd.c
View file

@ -75,28 +75,34 @@ ssd_max_extents(struct view *view)
}
/*
* Returns a part type representing mouse contexts like 'Left' and 'TLCorner'
* based on the view geometry and cursor position
* Resizing and mouse contexts like 'Left', 'TLCorner', etc. in the vicinity of
* SSD borders, titlebars and extents can have effective "corner regions" that
* behave differently from single-edge contexts.
*
* Corner regions are active whenever the cursor is within a prescribed size
* (generally rc.resize_corner_range, but clipped to view size) of the view
* bounds, so check the cursor against the view here.
*/
static enum ssd_part_type
get_resizing_type(const struct ssd *ssd, struct wlr_cursor *cursor)
{
assert(ssd);
assert(cursor);
struct view *view = ssd->view;
if (!view || !view->ssd_enabled || view->fullscreen) {
struct view *view = ssd ? ssd->view : NULL;
if (!view || !cursor || !view->ssd_enabled || view->fullscreen) {
return LAB_SSD_NONE;
}
struct wlr_box view_box = view->current;
view_box.height = view_effective_height(view, /* use_pending */ false);
if (view->ssd_enabled && !view->fullscreen && !view->ssd_titlebar_hidden) {
if (!view->ssd_titlebar_hidden) {
/* If the titlebar is visible, consider it part of the view */
int titlebar_height = view->server->theme->titlebar_height;
view_box.y -= titlebar_height;
view_box.height += titlebar_height;
}
if (wlr_box_contains_point(&view_box, cursor->x, cursor->y)) {
/* A cursor in bounds of the view is never in an SSD context */
return LAB_SSD_NONE;
}
@ -141,15 +147,6 @@ ssd_get_part_type(const struct ssd *ssd, struct wlr_scene_node *node,
return LAB_SSD_NONE;
}
/*
* Detect some mouse context (e.g. 'Left', 'TLCorner') from cursor
* position, not from node->type
*/
enum ssd_part_type resizing_type = get_resizing_type(ssd, cursor);
if (resizing_type != LAB_SSD_NONE) {
return resizing_type;
}
const struct wl_list *part_list = NULL;
struct wlr_scene_tree *grandparent =
node->parent ? node->parent->node.parent : NULL;
@ -185,15 +182,25 @@ ssd_get_part_type(const struct ssd *ssd, struct wlr_scene_node *node,
part_list = &ssd->border.inactive.parts;
}
enum ssd_part_type part_type = LAB_SSD_NONE;
if (part_list) {
struct ssd_part *part;
wl_list_for_each(part, part_list, link) {
if (node == part->node) {
return part->type;
part_type = part->type;
break;
}
}
}
return LAB_SSD_NONE;
if (part_type == LAB_SSD_NONE) {
return part_type;
}
/* Perform cursor-based context checks */
enum ssd_part_type resizing_type = get_resizing_type(ssd, cursor);
return resizing_type != LAB_SSD_NONE ? resizing_type : part_type;
}
uint32_t